ASFLAGS_aarch32 = $(march32-directive)
ASFLAGS_aarch64 = -march=armv8-a
+# Set the compiler to ARMv8.3 mode so that it uses all the ARMv8.3-PAuth
+# instructions. Keeping it in 8.0 would make the compiler emit
+# backwards-compatible hint instructions, which needs more space.
+ifeq (${ENABLE_PAUTH},1)
+TF_CFLAGS_aarch64 += -march=armv8.3-a
+ASFLAGS_aarch64 += -march=armv8.3-a
+endif
+
WARNING1 := -Wextra
WARNING1 += -Wunused -Wno-unused-parameter
WARNING1 += -Wmissing-declarations
GCC_V_OUTPUT := $(shell $(CC) -v 2>&1)
+ifneq ($(findstring armlink,$(notdir $(LD))),)
+TF_LDFLAGS += --diag_error=warning --lto_level=O1
+TF_LDFLAGS += --remove --info=unused,unusedsymbols
+else
TF_LDFLAGS += --fatal-warnings -O1
TF_LDFLAGS += --gc-sections
+endif
TF_LDFLAGS += $(TF_LDFLAGS_$(ARCH))
DTC_FLAGS += -I dts -O dtb
endif
endif
+# If pointer authentication is used in the firmware, make sure that all the
+# registers associated to it are also saved and restored. Not doing it would
+# leak the value of the key used by EL3 to EL1 and S-EL1.
+ifeq ($(ENABLE_PAUTH),1)
+ ifeq ($(CTX_INCLUDE_PAUTH_REGS),0)
+ $(error ENABLE_PAUTH=1 requires CTX_INCLUDE_PAUTH_REGS=1)
+ endif
+endif
+
################################################################################
# Process platform overrideable behaviour
################################################################################
$(eval $(call assert_boolean,CREATE_KEYS))
$(eval $(call assert_boolean,CTX_INCLUDE_AARCH32_REGS))
$(eval $(call assert_boolean,CTX_INCLUDE_FPREGS))
+$(eval $(call assert_boolean,CTX_INCLUDE_PAUTH_REGS))
$(eval $(call assert_boolean,DEBUG))
$(eval $(call assert_boolean,DYN_DISABLE_AUTH))
$(eval $(call assert_boolean,EL3_EXCEPTION_HANDLING))
$(eval $(call assert_boolean,ENABLE_AMU))
$(eval $(call assert_boolean,ENABLE_ASSERTIONS))
$(eval $(call assert_boolean,ENABLE_MPAM_FOR_LOWER_ELS))
+$(eval $(call assert_boolean,ENABLE_PAUTH))
$(eval $(call assert_boolean,ENABLE_PIE))
$(eval $(call assert_boolean,ENABLE_PMF))
$(eval $(call assert_boolean,ENABLE_PSCI_STAT))
$(eval $(call add_define,COLD_BOOT_SINGLE_CPU))
$(eval $(call add_define,CTX_INCLUDE_AARCH32_REGS))
$(eval $(call add_define,CTX_INCLUDE_FPREGS))
+$(eval $(call add_define,CTX_INCLUDE_PAUTH_REGS))
$(eval $(call add_define,EL3_EXCEPTION_HANDLING))
$(eval $(call add_define,ENABLE_AMU))
$(eval $(call add_define,ENABLE_ASSERTIONS))
$(eval $(call add_define,ENABLE_MPAM_FOR_LOWER_ELS))
+$(eval $(call add_define,ENABLE_PAUTH))
$(eval $(call add_define,ENABLE_PIE))
$(eval $(call add_define,ENABLE_PMF))
$(eval $(call add_define,ENABLE_PSCI_STAT))
$(eval $(call add_define,DYN_DISABLE_AUTH))
endif
+ifneq ($(findstring armlink,$(notdir $(LD))),)
+$(eval $(call add_define,USE_ARM_LINK))
+endif
+
################################################################################
# Build targets
################################################################################
# Check if deprecated declarations and cpp warnings should be treated as error or not.
ifeq (${ERROR_DEPRECATED},0)
+ifneq ($(findstring clang,$(notdir $(CC))),)
+ CPPFLAGS += -Wno-error=deprecated-declarations
+else
CPPFLAGS += -Wno-error=deprecated-declarations -Wno-error=cpp
endif
+endif
$(eval $(call MAKE_LIB_DIRS))
$(eval $(call MAKE_LIB,c))
/*
- * Copyright (c) 2016-2018, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2016-2019, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
_exception_vectors=bl1_vector_table
/* -----------------------------------------------------
- * Perform early platform setup & platform
- * specific early arch. setup e.g. mmu setup
+ * Perform BL1 setup
* -----------------------------------------------------
*/
- bl bl1_early_platform_setup
- bl bl1_plat_arch_setup
+ bl bl1_setup
/* -----------------------------------------------------
* Jump to main function.
/*
- * Copyright (c) 2013-2017, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2013-2019, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
_init_c_runtime=1 \
_exception_vectors=bl1_exceptions
- /* ---------------------------------------------
- * Architectural init. can be generic e.g.
- * enabling stack alignment and platform spec-
- * ific e.g. MMU & page table setup as per the
- * platform memory map. Perform the latter here
- * and the former in bl1_main.
- * ---------------------------------------------
+ /* --------------------------------------------------------------------
+ * Perform BL1 setup
+ * --------------------------------------------------------------------
*/
- bl bl1_early_platform_setup
- bl bl1_plat_arch_setup
+ bl bl1_setup
- /* --------------------------------------------------
+ /* --------------------------------------------------------------------
+ * Enable pointer authentication
+ * --------------------------------------------------------------------
+ */
+#if ENABLE_PAUTH
+ mrs x0, sctlr_el3
+ orr x0, x0, #SCTLR_EnIA_BIT
+ msr sctlr_el3, x0
+ isb
+#endif /* ENABLE_PAUTH */
+
+ /* --------------------------------------------------------------------
* Initialize platform and jump to our c-entry point
* for this type of reset.
- * --------------------------------------------------
+ * --------------------------------------------------------------------
*/
bl bl1_main
+ /* --------------------------------------------------------------------
+ * Disable pointer authentication before jumping to BL31 or that will
+ * cause an authentication failure during the early platform init.
+ * --------------------------------------------------------------------
+ */
+#if ENABLE_PAUTH
+ mrs x0, sctlr_el3
+ bic x0, x0, #SCTLR_EnIA_BIT
+ msr sctlr_el3, x0
+ isb
+#endif /* ENABLE_PAUTH */
+
/* --------------------------------------------------
* Do the transition to next boot image.
* --------------------------------------------------
#
-# Copyright (c) 2013-2018, ARM Limited and Contributors. All rights reserved.
+# Copyright (c) 2013-2019, ARM Limited and Contributors. All rights reserved.
#
# SPDX-License-Identifier: BSD-3-Clause
#
lib/el3_runtime/aarch64/context.S
endif
+ifeq (${ENABLE_PAUTH},1)
+BL1_CFLAGS += -msign-return-address=non-leaf
+endif
+
ifeq (${TRUSTED_BOARD_BOOT},1)
BL1_SOURCES += bl1/bl1_fwu.c
endif
/*
- * Copyright (c) 2013-2018, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2013-2019, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
flush_dcache_range((unsigned long)bl2_mem_layout, sizeof(meminfo_t));
}
+/*******************************************************************************
+ * Setup function for BL1.
+ ******************************************************************************/
+void bl1_setup(void)
+{
+ /* Perform early platform-specific setup */
+ bl1_early_platform_setup();
+
+#ifdef AARCH64
+ /*
+ * Update pointer authentication key before the MMU is enabled. It is
+ * saved in the rodata section, that can be writen before enabling the
+ * MMU. This function must be called after the console is initialized
+ * in the early platform setup.
+ */
+ bl_handle_pauth();
+#endif /* AARCH64 */
+
+ /* Perform late platform-specific setup */
+ bl1_plat_arch_setup();
+}
+
/*******************************************************************************
* Function to perform late architectural and platform specific initialization.
* It also queries the platform to load and run next BL image. Only called
/*
- * Copyright (c) 2017, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2017-2019, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
mov r2, r11
mov r3, r12
- bl bl2_el3_early_platform_setup
- bl bl2_el3_plat_arch_setup
+ /* ---------------------------------------------
+ * Perform BL2 setup
+ * ---------------------------------------------
+ */
+ bl bl2_el3_setup
/* ---------------------------------------------
* Jump to main function.
/*
- * Copyright (c) 2016-2018, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2016-2019, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#endif
/* ---------------------------------------------
- * Perform early platform setup & platform
- * specific early arch. setup e.g. mmu setup
+ * Perform BL2 setup
* ---------------------------------------------
*/
mov r0, r9
mov r1, r10
mov r2, r11
mov r3, r12
- bl bl2_early_platform_setup2
- bl bl2_plat_arch_setup
+
+ bl bl2_setup
/* ---------------------------------------------
* Jump to main function.
/*
- * Copyright (c) 2017, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2017-2019, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
_init_c_runtime=1 \
_exception_vectors=bl2_el3_exceptions
- /*
+ /* ---------------------------------------------
* Restore parameters of boot rom
+ * ---------------------------------------------
*/
mov x0, x20
mov x1, x21
mov x2, x22
mov x3, x23
- bl bl2_el3_early_platform_setup
- bl bl2_el3_plat_arch_setup
+ /* ---------------------------------------------
+ * Perform BL2 setup
+ * ---------------------------------------------
+ */
+ bl bl2_el3_setup
+
+ /* ---------------------------------------------
+ * Enable pointer authentication
+ * ---------------------------------------------
+ */
+#if ENABLE_PAUTH
+ mrs x0, sctlr_el3
+ orr x0, x0, #SCTLR_EnIA_BIT
+ msr sctlr_el3, x0
+ isb
+#endif /* ENABLE_PAUTH */
/* ---------------------------------------------
* Jump to main function.
func bl2_run_next_image
mov x20,x0
- /*
- * MMU needs to be disabled because both BL2 and BL31 execute
- * in EL3, and therefore share the same address space.
- * BL31 will initialize the address space according to its
- * own requirement.
- */
+ /* ---------------------------------------------
+ * MMU needs to be disabled because both BL2 and BL31 execute
+ * in EL3, and therefore share the same address space.
+ * BL31 will initialize the address space according to its
+ * own requirement.
+ * ---------------------------------------------
+ */
bl disable_mmu_icache_el3
tlbi alle3
bl bl2_el3_plat_prepare_exit
+ /* ---------------------------------------------
+ * Disable pointer authentication before jumping to BL31 or that will
+ * cause an authentication failure during the early platform init.
+ * ---------------------------------------------
+ */
+#if ENABLE_PAUTH
+ mrs x0, sctlr_el3
+ bic x0, x0, #SCTLR_EnIA_BIT
+ msr sctlr_el3, x0
+ isb
+#endif /* ENABLE_PAUTH */
+
ldp x0, x1, [x20, #ENTRY_POINT_INFO_PC_OFFSET]
msr elr_el3, x0
msr spsr_el3, x1
/*
- * Copyright (c) 2013-2018, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2013-2019, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#endif
/* ---------------------------------------------
- * Perform early platform setup & platform
- * specific early arch. setup e.g. mmu setup
+ * Perform BL2 setup
* ---------------------------------------------
*/
mov x0, x20
mov x1, x21
mov x2, x22
mov x3, x23
- bl bl2_early_platform_setup2
+ bl bl2_setup
- bl bl2_plat_arch_setup
+ /* ---------------------------------------------
+ * Enable pointer authentication
+ * ---------------------------------------------
+ */
+#if ENABLE_PAUTH
+ mrs x0, sctlr_el1
+ orr x0, x0, #SCTLR_EnIA_BIT
+ msr sctlr_el1, x0
+ isb
+#endif /* ENABLE_PAUTH */
/* ---------------------------------------------
* Jump to main function.
#
-# Copyright (c) 2013-2018, ARM Limited and Contributors. All rights reserved.
+# Copyright (c) 2013-2019, ARM Limited and Contributors. All rights reserved.
#
# SPDX-License-Identifier: BSD-3-Clause
#
-BL2_SOURCES += bl2/bl2_main.c \
+BL2_SOURCES += bl2/bl2_image_load_v2.c \
+ bl2/bl2_main.c \
bl2/${ARCH}/bl2_arch_setup.c \
lib/locks/exclusive/${ARCH}/spinlock.S \
plat/common/${ARCH}/platform_up_stack.S \
BL2_SOURCES += common/aarch64/early_exceptions.S
endif
-BL2_SOURCES += bl2/bl2_image_load_v2.c
+ifeq (${ENABLE_PAUTH},1)
+BL2_CFLAGS += -msign-return-address=non-leaf
+endif
ifeq (${BL2_AT_EL3},0)
BL2_SOURCES += bl2/${ARCH}/bl2_entrypoint.S
/*
- * Copyright (c) 2013-2018, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2013-2019, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#define NEXT_IMAGE "BL31"
#endif
+#if !BL2_AT_EL3
+/*******************************************************************************
+ * Setup function for BL2.
+ ******************************************************************************/
+void bl2_setup(u_register_t arg0, u_register_t arg1, u_register_t arg2,
+ u_register_t arg3)
+{
+ /* Perform early platform-specific setup */
+ bl2_early_platform_setup2(arg0, arg1, arg2, arg3);
+
+#ifdef AARCH64
+ /*
+ * Update pointer authentication key before the MMU is enabled. It is
+ * saved in the rodata section, that can be writen before enabling the
+ * MMU. This function must be called after the console is initialized
+ * in the early platform setup.
+ */
+ bl_handle_pauth();
+#endif /* AARCH64 */
+
+ /* Perform late platform-specific setup */
+ bl2_plat_arch_setup();
+}
+
+#else /* if BL2_AT_EL3 */
+/*******************************************************************************
+ * Setup function for BL2 when BL2_AT_EL3=1.
+ ******************************************************************************/
+void bl2_el3_setup(u_register_t arg0, u_register_t arg1, u_register_t arg2,
+ u_register_t arg3)
+{
+ /* Perform early platform-specific setup */
+ bl2_el3_early_platform_setup(arg0, arg1, arg2, arg3);
+
+#ifdef AARCH64
+ /*
+ * Update pointer authentication key before the MMU is enabled. It is
+ * saved in the rodata section, that can be writen before enabling the
+ * MMU. This function must be called after the console is initialized
+ * in the early platform setup.
+ */
+ bl_handle_pauth();
+#endif /* AARCH64 */
+
+ /* Perform late platform-specific setup */
+ bl2_el3_plat_arch_setup();
+}
+#endif /* BL2_AT_EL3 */
+
/*******************************************************************************
* The only thing to do in BL2 is to load further images and pass control to
* next BL. The memory occupied by BL2 will be reclaimed by BL3x stages. BL2
* be passed to next BL image as an argument.
*/
smc(BL1_SMC_RUN_IMAGE, (unsigned long)next_bl_ep_info, 0, 0, 0, 0, 0, 0);
-#else
+#else /* if BL2_AT_EL3 */
NOTICE("BL2: Booting " NEXT_IMAGE "\n");
print_entry_point_info(next_bl_ep_info);
console_flush();
bl2_run_next_image(next_bl_ep_info);
-#endif
+#endif /* BL2_AT_EL3 */
}
/*
- * Copyright (c) 2013-2018, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2013-2019, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
bl fixup_gdt_reloc
#endif /* ENABLE_PIE */
- /* ---------------------------------------------
- * Perform platform specific early arch. setup
- * ---------------------------------------------
+ /* --------------------------------------------------------------------
+ * Perform BL31 setup
+ * --------------------------------------------------------------------
*/
mov x0, x20
mov x1, x21
mov x2, x22
mov x3, x23
- bl bl31_early_platform_setup2
- bl bl31_plat_arch_setup
+ bl bl31_setup
+
+ /* --------------------------------------------------------------------
+ * Enable pointer authentication
+ * --------------------------------------------------------------------
+ */
+#if ENABLE_PAUTH
+ mrs x0, sctlr_el3
+ orr x0, x0, #SCTLR_EnIA_BIT
+ msr sctlr_el3, x0
+ isb
+#endif /* ENABLE_PAUTH */
- /* ---------------------------------------------
+ /* --------------------------------------------------------------------
* Jump to main function.
- * ---------------------------------------------
+ * --------------------------------------------------------------------
*/
bl bl31_main
- /* -------------------------------------------------------------
+ /* --------------------------------------------------------------------
* Clean the .data & .bss sections to main memory. This ensures
* that any global data which was initialised by the primary CPU
* is visible to secondary CPUs before they enable their data
* caches and participate in coherency.
- * -------------------------------------------------------------
+ * --------------------------------------------------------------------
*/
adr x0, __DATA_START__
adr x1, __DATA_END__
/*
- * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2018-2019, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
/* Save GP registers */
bl save_gp_registers
+ /* Save ARMv8.3-PAuth registers and load firmware key */
+#if CTX_INCLUDE_PAUTH_REGS
+ bl pauth_context_save
+#endif
+#if ENABLE_PAUTH
+ bl pauth_load_bl_apiakey
+#endif
+
/* Setup exception class and syndrome arguments for platform handler */
mov x0, #ERROR_EA_SYNC
mrs x1, esr_el3
/* Save GP registers */
bl save_gp_registers
+ /* Save ARMv8.3-PAuth registers and load firmware key */
+#if CTX_INCLUDE_PAUTH_REGS
+ bl pauth_context_save
+#endif
+#if ENABLE_PAUTH
+ bl pauth_load_bl_apiakey
+#endif
+
/* Setup exception class and syndrome arguments for platform handler */
mov x0, #ERROR_EA_ASYNC
mrs x1, esr_el3
* ---------------------------------------------------------------------
*/
.macro handle_interrupt_exception label
+
bl save_gp_registers
+
+ /* Save ARMv8.3-PAuth registers and load firmware key */
+#if CTX_INCLUDE_PAUTH_REGS
+ bl pauth_context_save
+#endif
+#if ENABLE_PAUTH
+ bl pauth_load_bl_apiakey
+#endif
+
/* Save the EL3 system registers needed to return from this exception */
mrs x0, spsr_el3
mrs x1, elr_el3
tbnz x0, #FUNCID_CC_SHIFT, smc_prohibited
smc_handler64:
+ /* NOTE: The code below must preserve x0-x4 */
+
+ /* Save general purpose registers */
+ bl save_gp_registers
+
+ /* Save ARMv8.3-PAuth registers and load firmware key */
+#if CTX_INCLUDE_PAUTH_REGS
+ bl pauth_context_save
+#endif
+#if ENABLE_PAUTH
+ bl pauth_load_bl_apiakey
+#endif
+
/*
* Populate the parameters for the SMC handler.
* We already have x0-x4 in place. x5 will point to a cookie (not used
* now). x6 will point to the context structure (SP_EL3) and x7 will
* contain flags we need to pass to the handler.
*/
- bl save_gp_registers
-
mov x5, xzr
mov x6, sp
BL31_SOURCES += lib/extensions/mpam/mpam.c
endif
+ifeq (${ENABLE_PAUTH},1)
+BL31_CFLAGS += -msign-return-address=non-leaf
+endif
+
ifeq (${WORKAROUND_CVE_2017_5715},1)
BL31_SOURCES += lib/cpus/aarch64/wa_cve_2017_5715_bpiall.S \
lib/cpus/aarch64/wa_cve_2017_5715_mmu.S
cm_init();
}
+/*******************************************************************************
+ * Setup function for BL31.
+ ******************************************************************************/
+void bl31_setup(u_register_t arg0, u_register_t arg1, u_register_t arg2,
+ u_register_t arg3)
+{
+ /* Perform early platform-specific setup */
+ bl31_early_platform_setup2(arg0, arg1, arg2, arg3);
+
+ /*
+ * Update pointer authentication key before the MMU is enabled. It is
+ * saved in the rodata section, that can be writen before enabling the
+ * MMU. This function must be called after the console is initialized
+ * in the early platform setup.
+ */
+ bl_handle_pauth();
+
+ /* Perform late platform-specific setup */
+ bl31_plat_arch_setup();
+}
+
/*******************************************************************************
* BL31 is responsible for setting up the runtime services for the primary cpu
* before passing control to the bootloader or an Operating System. This
* function calls runtime_svc_init() which initializes all registered runtime
* services. The run time services would setup enough context for the core to
* switch to the next exception level. When this function returns, the core will
- * switch to the programmed exception level via. an ERET.
+ * switch to the programmed exception level via an ERET.
******************************************************************************/
void bl31_main(void)
{
/*
* Program Priority Mask to the original Non-secure priority such that
- * Non-secure interrupts may preempt Secure execution, viz. during Yielding SMC
- * calls. The 'preempt_ret_code' parameter indicates the Yielding SMC's return
- * value in case the call was preempted.
+ * Non-secure interrupts may preempt Secure execution (for example, during
+ * Yielding SMC calls). The 'preempt_ret_code' parameter indicates the Yielding
+ * SMC's return value in case the call was preempted.
*
* This API is expected to be invoked before delegating a yielding SMC to Secure
* EL1. I.e. within the window of secure execution after Non-secure context is
/*
* Return whether Secure execution has explicitly allowed Non-secure interrupts
- * to preempt itself, viz. during Yielding SMC calls.
+ * to preempt itself (for example, during Yielding SMC calls).
*/
unsigned int ehf_is_ns_preemption_allowed(void)
{
/*
- * Copyright (c) 2013-2018, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2013-2019, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#endif
/* ---------------------------------------------
- * Perform early platform setup & platform
- * specific early arch. setup e.g. mmu setup
+ * Perform TSP setup
* ---------------------------------------------
*/
- bl tsp_early_platform_setup
- bl tsp_plat_arch_setup
+ bl tsp_setup
+
+ /* ---------------------------------------------
+ * Enable pointer authentication
+ * ---------------------------------------------
+ */
+#if ENABLE_PAUTH
+ mrs x0, sctlr_el1
+ orr x0, x0, #SCTLR_EnIA_BIT
+ msr sctlr_el1, x0
+ isb
+#endif /* ENABLE_PAUTH */
/* ---------------------------------------------
* Jump to main function.
#
-# Copyright (c) 2013-2016, ARM Limited and Contributors. All rights reserved.
+# Copyright (c) 2013-2019, ARM Limited and Contributors. All rights reserved.
#
# SPDX-License-Identifier: BSD-3-Clause
#
BL32_LINKERFILE := bl32/tsp/tsp.ld.S
+# This flag determines whether pointer authentication is used in the TSP or not
+ifeq ($(ENABLE_PAUTH),1)
+BL32_CFLAGS += -msign-return-address=non-leaf
+endif
+
# This flag determines if the TSPD initializes BL32 in tspd_init() (synchronous
# method) or configures BL31 to pass control to BL32 instead of BL33
# (asynchronous method).
return pcpu_smc_args;
}
+/*******************************************************************************
+ * Setup function for TSP.
+ ******************************************************************************/
+void tsp_setup(void)
+{
+ /* Perform early platform-specific setup */
+ tsp_early_platform_setup();
+
+ /*
+ * Update pointer authentication key before the MMU is enabled. It is
+ * saved in the rodata section, that can be writen before enabling the
+ * MMU. This function must be called after the console is initialized
+ * in the early platform setup.
+ */
+ bl_handle_pauth();
+
+ /* Perform late platform-specific setup */
+ tsp_plat_arch_setup();
+}
+
/*******************************************************************************
* TSP main entry point where it gets the opportunity to initialize its secure
* state/applications. Once the state is initialized, it must return to the
/*
- * Copyright (c) 2013-2018, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2013-2019, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <string.h>
#include <arch.h>
+#include <arch_features.h>
#include <arch_helpers.h>
#include <common/bl_common.h>
#include <common/debug.h>
#endif
#undef PRINT_IMAGE_ARG
}
+
+#ifdef AARCH64
+/*******************************************************************************
+ * Handle all possible cases regarding ARMv8.3-PAuth.
+ ******************************************************************************/
+void bl_handle_pauth(void)
+{
+#if ENABLE_PAUTH
+ /*
+ * ENABLE_PAUTH = 1 && CTX_INCLUDE_PAUTH_REGS = 1
+ *
+ * Check that the system supports address authentication to avoid
+ * getting an access fault when accessing the registers. This is all
+ * that is needed to check. If any of the authentication mechanisms is
+ * supported, the system knows about ARMv8.3-PAuth, so all the registers
+ * are available and accessing them won't generate a fault.
+ *
+ * Obtain 128-bit instruction key A from the platform and save it to the
+ * system registers. Pointer authentication can't be enabled here or the
+ * authentication will fail when returning from this function.
+ */
+ assert(is_armv8_3_pauth_api_present());
+
+ uint64_t *apiakey = plat_init_apiakey();
+
+ write_apiakeylo_el1(apiakey[0]);
+ write_apiakeyhi_el1(apiakey[1]);
+#else /* if !ENABLE_PAUTH */
+
+# if CTX_INCLUDE_PAUTH_REGS
+ /*
+ * ENABLE_PAUTH = 0 && CTX_INCLUDE_PAUTH_REGS = 1
+ *
+ * Assert that the ARMv8.3-PAuth registers are present or an access
+ * fault will be triggered when they are being saved or restored.
+ */
+ assert(is_armv8_3_pauth_present());
+# else
+ /*
+ * ENABLE_PAUTH = 0 && CTX_INCLUDE_PAUTH_REGS = 0
+ *
+ * Pointer authentication is allowed in the Non-secure world, but
+ * prohibited in the Secure world. The Trusted Firmware doesn't save the
+ * registers during a world switch. No check needed.
+ */
+# endif /* CTX_INCLUDE_PAUTH_REGS */
+
+#endif /* ENABLE_PAUTH */
+}
+#endif /* AARCH64 */
This document enumerates and describes the Arm SiP (Silicon Provider) services.
SiP services are non-standard, platform-specific services offered by the silicon
-implementer or platform provider. They are accessed via. ``SMC`` ("SMC calls")
+implementer or platform provider. They are accessed via ``SMC`` ("SMC calls")
instruction executed from Exception Levels below EL3. SMC calls for SiP
services:
For Cortex-A53, the following errata build flags are defined :
+- ``ERRATA_A53_819472``: This applies errata 819472 workaround to all
+ CPUs. This needs to be enabled only for revision <= r0p1 of Cortex-A53.
+
+- ``ERRATA_A53_824069``: This applies errata 824069 workaround to all
+ CPUs. This needs to be enabled only for revision <= r0p2 of Cortex-A53.
+
- ``ERRATA_A53_826319``: This applies errata 826319 workaround to Cortex-A53
CPU. This needs to be enabled only for revision <= r0p2 of the CPU.
+- ``ERRATA_A53_827319``: This applies errata 827319 workaround to all
+ CPUs. This needs to be enabled only for revision <= r0p2 of Cortex-A53.
+
- ``ERRATA_A53_835769``: This applies erratum 835769 workaround at compile and
link time to Cortex-A53 CPU. This needs to be enabled for some variants of
revision <= r0p4. This workaround can lead the linker to create ``*.stub``
Earlier revisions of the CPU have other errata which require the same
workaround in software, so they should be covered anyway.
+For Cortex-A55, the following errata build flags are defined :
+
+- ``ERRATA_A55_768277``: This applies errata 768277 workaround to Cortex-A55
+ CPU. This needs to be enabled only for revision r0p0 of the CPU.
+
+- ``ERRATA_A55_778703``: This applies errata 778703 workaround to Cortex-A55
+ CPU. This needs to be enabled only for revision r0p0 of the CPU.
+
+- ``ERRATA_A55_798797``: This applies errata 798797 workaround to Cortex-A55
+ CPU. This needs to be enabled only for revision r0p0 of the CPU.
+
+- ``ERRATA_A55_846532``: This applies errata 846532 workaround to Cortex-A55
+ CPU. This needs to be enabled only for revision <= r0p1 of the CPU.
+
+- ``ERRATA_A55_903758``: This applies errata 903758 workaround to Cortex-A55
+ CPU. This needs to be enabled only for revision <= r0p1 of the CPU.
+
For Cortex-A57, the following errata build flags are defined :
- ``ERRATA_A57_806969``: This applies errata 806969 workaround to Cortex-A57
- ``ERRATA_A57_813420``: This applies errata 813420 workaround to Cortex-A57
CPU. This needs to be enabled only for revision r0p0 of the CPU.
+- ``ERRATA_A57_814670``: This applies errata 814670 workaround to Cortex-A57
+ CPU. This needs to be enabled only for revision r0p0 of the CPU.
+
+- ``ERRATA_A57_817169``: This applies errata 817169 workaround to Cortex-A57
+ CPU. This needs to be enabled only for revision <= r0p1 of the CPU.
+
- ``ERRATA_A57_826974``: This applies errata 826974 workaround to Cortex-A57
CPU. This needs to be enabled only for revision <= r1p1 of the CPU.
- ``ERRATA_A72_859971``: This applies errata 859971 workaround to Cortex-A72
CPU. This needs to be enabled only for revision <= r0p3 of the CPU.
+For Cortex-A73, the following errata build flags are defined :
+
+- ``ERRATA_A73_852427``: This applies errata 852427 workaround to Cortex-A73
+ CPU. This needs to be enabled only for revision r0p0 of the CPU.
+
+- ``ERRATA_A73_855423``: This applies errata 855423 workaround to Cortex-A73
+ CPU. This needs to be enabled only for revision <= r0p1 of the CPU.
+
+For Cortex-A75, the following errata build flags are defined :
+
+- ``ERRATA_A75_764081``: This applies errata 764081 workaround to Cortex-A75
+ CPU. This needs to be enabled only for revision r0p0 of the CPU.
+
+- ``ERRATA_A75_790748``: This applies errata 790748 workaround to Cortex-A75
+ CPU. This needs to be enabled only for revision r0p0 of the CPU.
+
+For Cortex-A76, the following errata build flags are defined :
+
+- ``ERRATA_A76_1073348``: This applies errata 1073348 workaround to Cortex-A76
+ CPU. This needs to be enabled only for revision <= r1p0 of the CPU.
+
+- ``ERRATA_A76_1130799``: This applies errata 1130799 workaround to Cortex-A76
+ CPU. This needs to be enabled only for revision <= r2p0 of the CPU.
+
+- ``ERRATA_A76_1220197``: This applies errata 1220197 workaround to Cortex-A76
+ CPU. This needs to be enabled only for revision <= r2p0 of the CPU.
+
DSU Errata Workarounds
----------------------
The ``ARRAY_SIZE()`` macro therefore should be used to determine the size of
array.
-Finally, this array of descriptors is exposed to |EHF| via. the
+Finally, this array of descriptors is exposed to |EHF| via the
``EHF_REGISTER_PRIORITIES()`` macro.
Refer to the `Interrupt handling example`_ for usage. See also: `Interrupt
A priority level is said to be *active* when an exception of that priority is
being handled: for interrupts, this is implied when the interrupt is
-acknowledged; for non-interrupt exceptions, viz. SErrors or `SDEI explicit
-dispatches`__, this has to be done via. calling ``ehf_activate_priority()``. See
+acknowledged; for non-interrupt exceptions, such as SErrors or `SDEI explicit
+dispatches`__, this has to be done via calling ``ehf_activate_priority()``. See
`Run-time flow`_.
.. __: sdei.rst#explicit-dispatch-of-events
Conversely, when the dispatcher has reached a logical resolution for the cause
of the exception, the corresponding priority level ought to be deactivated. As
above, for interrupts, this is implied when the interrupt is EOId in the GIC;
-for other exceptions, this has to be done via. calling
+for other exceptions, this has to be done via calling
``ehf_deactivate_priority()``.
Thanks to `different provisions`__ for exception delegation, there are
- The dispatcher has to delegate the execution to lower ELs, and the cause of
the exception can be considered resolved only when the lower EL returns
- signals complete (via. an ``SMC``) at a future point in time. The following
+ signals complete (via an ``SMC``) at a future point in time. The following
sequence ensues:
#. The dispatcher calls ``setjmp()`` to setup a jump point, and arranges to
#. Through the ensuing ``ERET`` from runtime firmware, execution is delegated
to a lower EL.
- #. The lower EL completes its execution, and signals completion via. an
+ #. The lower EL completes its execution, and signals completion via an
``SMC``.
#. The ``SMC`` is handled by the same dispatcher that handled the exception
dispatchers through |EHF|.
As mentioned in `Partitioning priority levels`_, interrupts targeting distinct
-dispatchers fall in distinct priority levels. Because they're routed via. the
+dispatchers fall in distinct priority levels. Because they're routed via the
GIC, interrupt delivery to the PE is subject to GIC prioritisation rules. In
particular, when an interrupt is being handled by the PE (i.e., the interrupt is
in *Active* state), only interrupts of higher priority are signalled to the PE,
Secure interrupt configuration are specified in an array of secure interrupt
properties. In this scheme, in both GICv2 and GICv3 driver data structures, the
``interrupt_props`` member points to an array of interrupt properties. Each
-element of the array specifies the interrupt number and its configuration, viz.
-priority, group, configuration. Each element of the array shall be populated by
-the macro ``INTR_PROP_DESC()``. The macro takes the following arguments:
+element of the array specifies the interrupt number and its attributes
+(priority, group, configuration). Each element of the array shall be populated
+by the macro ``INTR_PROP_DESC()``. The macro takes the following arguments:
- 10-bit interrupt number,
CPU drivers that apply errata workaround can optionally implement an assembly
function that report the status of errata workarounds pertaining to that CPU.
-For a driver that registers the CPU, for example, ``cpux`` via. ``declare_cpu_ops``
+For a driver that registers the CPU, for example, ``cpux`` via ``declare_cpu_ops``
macro, the errata reporting function, if it exists, must be named
``cpux_errata_report``. This function will always be called with MMU enabled; it
must follow AAPCS and may use stack.
Armv8.3-A
~~~~~~~~~
-- Pointer Authentication features of Armv8.3-A are unconditionally enabled so
- that lower ELs are allowed to use them without causing a trap to EL3.
+- Pointer authentication features of Armv8.3-A are unconditionally enabled in
+ the Non-secure world so that lower ELs are allowed to use them without
+ causing a trap to EL3.
+
+ In order to enable the Secure world to use it, ``CTX_INCLUDE_PAUTH_REGS``
+ must be set to 1. This will add all pointer authentication system registers
+ to the context that is saved when doing a world switch.
+
+ The Trusted Firmware itself has support for pointer authentication at runtime
+ that can be enabled by setting both options ``ENABLE_PAUTH`` and
+ ``CTX_INCLUDE_PAUTH_REGS`` to 1. This enables pointer authentication in BL1,
+ BL2, BL31, and the TSP if it is used.
Armv7-A
~~~~~~~
--- /dev/null
+Description
+===========
+
+Stratix 10 SoCFPGA is a FPGA with integrated quad-core 64-bit Arm Cortex A53 processor.
+
+Upon boot, Boot ROM loads bl2 into OCRAM. Bl2 subsequently initializes
+the hardware, then loads bl31 and bl33 (UEFI) into DDR and boots to bl33.
+
+::
+
+ Boot ROM --> Trusted Firmware-A --> UEFI
+
+How to build
+============
+
+Code Locations
+--------------
+
+- Trusted Firmware-A:
+ `link <https://github.com/ARM-software/arm-trusted-firmware>`__
+
+- UEFI (to be updated with new upstreamed UEFI):
+ `link <https://github.com/altera-opensource/uefi-socfpga>`__
+
+Build Procedure
+---------------
+
+- Fetch all the above 2 repositories into local host.
+ Make all the repositories in the same ${BUILD\_PATH}.
+
+- Prepare the AARCH64 toolchain.
+
+- Build UEFI using Stratix 10 platform as configuration
+ This will be updated to use an updated UEFI using the latest EDK2 source
+
+.. code:: bash
+
+ make CROSS_COMPILE=aarch64-linux-gnu- device=s10
+
+- Build atf providing the previously generated UEFI as the BL33 image
+
+.. code:: bash
+
+ make CROSS_COMPILE=aarch64-linux-gnu- bl2 fip PLAT=stratix10
+ BL33=PEI.ROM
+
+Install Procedure
+-----------------
+
+- dd fip.bin to a A2 partition on the MMC drive to be booted in Stratix 10
+ board.
+
+- Generate a SOF containing bl2
+
+.. code:: bash
+ aarch64-linux-gnu-objcopy -I binary -O ihex --change-addresses 0xffe00000 bl2.bin bl2.hex
+ quartus_cpf --bootloader bl2.hex <quartus_generated_sof> <output_sof_with_bl2>
+
+- Configure SOF to board
+
+.. code:: bash
+ nios2-configure-sof <output_sof_with_bl2>
+
+Boot trace
+==========
+
+::
+ INFO: DDR: DRAM calibration success.
+ INFO: ECC is disabled.
+ INFO: Init HPS NOC's DDR Scheduler.
+ NOTICE: BL2: v2.0(debug):v2.0-809-g7f8474a-dirty
+ NOTICE: BL2: Built : 17:38:19, Feb 18 2019
+ INFO: BL2: Doing platform setup
+ INFO: BL2: Loading image id 3
+ INFO: Loading image id=3 at address 0xffe1c000
+ INFO: Image id=3 loaded: 0xffe1c000 - 0xffe24034
+ INFO: BL2: Loading image id 5
+ INFO: Loading image id=5 at address 0x50000
+ INFO: Image id=5 loaded: 0x50000 - 0x550000
+ NOTICE: BL2: Booting BL31
+ INFO: Entry point address = 0xffe1c000
+ INFO: SPSR = 0x3cd
+ NOTICE: BL31: v2.0(debug):v2.0-810-g788c436-dirty
+ NOTICE: BL31: Built : 15:17:16, Feb 20 2019
+ INFO: ARM GICv2 driver initialized
+ INFO: BL31: Initializing runtime services
+ WARNING: BL31: cortex_a53: CPU workaround for 855873 was missing!
+ INFO: BL31: Preparing for EL3 exit to normal world
+ INFO: Entry point address = 0x50000
+ INFO: SPSR = 0x3c9
+ UEFI firmware (version 1.0 built at 11:26:18 on Nov 7 2018)
Tegra210: TLK and Trusty
Tegra186: Trusty
+Scatter files
+=============
+
+Tegra platforms currently support scatter files and ld.S scripts. The scatter
+files help support ARMLINK linker to generate BL31 binaries. For now, there
+exists a common scatter file, plat/nvidia/tegra/scat/bl31.scat, for all Tegra
+SoCs. The `LINKER` build variable needs to point to the ARMLINK binary for
+the scatter file to be used. Tegra platforms have verified BL31 image generation
+with ARMCLANG (compilation) and ARMLINK (linking) for the Tegra186 platforms.
+
Preparing the BL31 image to run on Tegra SoCs
=============================================
STM32MP1 is a microprocessor designed by STMicroelectronics
based on a dual Arm Cortex-A7.
It is an Armv7-A platform, using dedicated code from TF-A.
+The STM32MP1 chip also embeds a Cortex-M4.
+More information can be found on `STM32MP1 Series`_ page.
Design
make CROSS_COMPILE=arm-linux-gnueabihf- PLAT=stm32mp1 ARCH=aarch32 ARM_ARCH_MAJOR=7 AARCH32_SP=sp_min
cd <u-boot_directory>
make stm32mp15_basic_defconfig
- make DEVICE_TREE=stm32mp157c_ev1 all
+ make DEVICE_TREE=stm32mp157c-ev1 all
./tools/mkimage -T stm32image -a 0xC0100000 -e 0xC0100000 -d u-boot.bin u-boot.stm32
The following build options are supported:
- ssbl: to copy the u-boot.stm32 binary
Usually, two copies of fsbl are used (fsbl1 and fsbl2) instead of one partition fsbl.
+
+
+.. _STM32MP1 Series: https://www.st.com/en/microcontrollers-microprocessors/stm32mp1-series.html
This API should return the priority of the interrupt the PE is currently
servicing. This must be be called only after an interrupt has already been
-acknowledged via. ``plat_ic_acknowledge_interrupt``.
+acknowledged via ``plat_ic_acknowledge_interrupt``.
In the case of Arm standard platforms using GIC, the *Running Priority Register*
is read to determine the priority of the interrupt.
On DynamIQ systems, this function must not use stack while enabling MMU, which
is how the function in xlat table library version 2 is implemented.
+Function : plat_init_apiakey [optional]
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+::
+
+ Argument : void
+ Return : uint64_t *
+
+This function populates the ``plat_apiakey`` array that contains the values used
+to set the ``APIAKey{Hi,Lo}_EL1`` registers. It returns a pointer to this array.
+
+The value should be obtained from a reliable source of randomness.
+
+This function is only needed if ARMv8.3 pointer authentication is used in the
+Trusted Firmware by building with ``ENABLE_PAUTH=1``.
+
Function : plat_get_syscnt_freq2() [mandatory]
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
The ``power-state`` parameter of a PSCI ``CPU_SUSPEND`` call can be used to
describe composite power states specific to a platform. The PSCI implementation
-defines a generic representation of the power-state parameter viz which is an
+defines a generic representation of the power-state parameter, which is an
array of local power states where each index corresponds to a power domain
level. Each entry contains the local power state the power domain at that power
level could enter. It depends on the ``validate_power_state()`` handler to
later CPUs, and also an optional extension to the base Armv8.0 architecture.
In conjunction with the |EHF|, support for RAS extension enables firmware-first
-paradigm for handling platform errors, in which exceptions resulting from
-errors—viz. Synchronous External Abort (SEA), Asynchronous External Abort
-(signalled as SErrors), Fault Handling and Error Recovery interrupts are routed
-to and handled in EL3. The |EHF| document mentions various `error handling
+paradigm for handling platform errors: exceptions resulting from errors are
+routed to and handled in EL3. Said errors are Synchronous External Abort (SEA),
+Asynchronous External Abort (signalled as SErrors), Fault Handling and Error
+Recovery interrupts. The |EHF| document mentions various `error handling
use-cases`__.
.. __: exception-handling.rst#delegation-use-cases
nodes contain one or more error records, which are registers through which the
nodes advertise various properties of the signalled error. Arm recommends that
error records are implemented in the Standard Error Record format. The RAS
-architecture allows for error records to be accessible via. system or
+architecture allows for error records to be accessible via system or
memory-mapped registers.
The platform should enumerate the error records providing for each of them:
int probe_data, const struct err_handler_data *const data);
The ``data`` constant parameter describes the various properties of the error,
-viz. the reason for the error, exception syndrome, and also ``flags``,
+including the reason for the error, exception syndrome, and also ``flags``,
``cookie``, and ``handle`` parameters from the `top-level exception handler`__.
.. __: interrupt-framework-design.rst#el3-interrupts
.. __: `Defining events`_
- ``SDEI_MAPF_DYNAMIC``: Marks the event as dynamic. Dynamic events can be
- bound to (or released from) any Non-secure interrupt at runtime via. the
+ bound to (or released from) any Non-secure interrupt at runtime via the
``SDEI_INTERRUPT_BIND`` and ``SDEI_INTERRUPT_RELEASE`` calls.
- ``SDEI_MAPF_BOUND``: Marks the event as statically bound to an interrupt.
Typically, an SDEI event dispatch is caused by the PE receiving interrupts that
are bound to an SDEI event. However, there are cases where the Secure world
requires dispatch of an SDEI event as a direct or indirect result of a past
-activity, viz. receiving a Secure interrupt or an exception.
+activity, such as receiving a Secure interrupt or an exception.
The SDEI dispatcher implementation provides ``sdei_dispatch_event()`` API for
this purpose. The API has the following signature:
registers to be included when saving and restoring the CPU context. Default
is 0.
+- ``CTX_INCLUDE_PAUTH_REGS``: Boolean option that, when set to 1, will cause
+ the ARMv8.3-PAuth registers to be included when saving and restoring the CPU
+ context. Note that if the hardware supports this extension and this option is
+ set to 0 the value of the registers will be leaked between Secure and
+ Non-secure worlds if PAuth is used on both sides. The default is 0.
+
- ``DEBUG``: Chooses between a debug and release build. It can take either 0
(release) or 1 (debug) as values. 0 is the default.
partitioning in EL3, however. Platform initialisation code should configure
and use partitions in EL3 as required. This option defaults to ``0``.
+- ``ENABLE_PAUTH``: Boolean option to enable ARMv8.3 Pointer Authentication
+ (``ARMv8.3-PAuth``) support in the Trusted Firmware itself. Note that this
+ option doesn't affect the saving of the registers introduced with this
+ extension, they are always saved if they are detected regardless of the value
+ of this option. If enabled, it is needed to use a compiler that supports the
+ option ``-msign-return-address``. It defaults to 0.
+
- ``ENABLE_PIE``: Boolean option to enable Position Independent Executable(PIE)
support within generic code in TF-A. This option is currently only supported
in BL31. Default is 0.
- ``KEY_ALG``: This build flag enables the user to select the algorithm to be
used for generating the PKCS keys and subsequent signing of the certificate.
- It accepts 3 values viz. ``rsa``, ``rsa_1_5``, ``ecdsa``. The ``rsa_1_5`` is
- the legacy PKCS#1 RSA 1.5 algorithm which is not TBBR compliant and is
- retained only for compatibility. The default value of this flag is ``rsa``
- which is the TBBR compliant PKCS#1 RSA 2.1 scheme.
+ It accepts 3 values: ``rsa``, ``rsa_1_5`` and ``ecdsa``. The option
+ ``rsa_1_5`` is the legacy PKCS#1 RSA 1.5 algorithm which is not TBBR
+ compliant and is retained only for compatibility. The default value of this
+ flag is ``rsa`` which is the TBBR compliant PKCS#1 RSA 2.1 scheme.
- ``HASH_ALG``: This build flag enables the user to select the secure hash
- algorithm. It accepts 3 values viz. ``sha256``, ``sha384``, ``sha512``.
+ algorithm. It accepts 3 values: ``sha256``, ``sha384`` and ``sha512``.
The default value of this flag is ``sha256``.
- ``LDFLAGS``: Extra user options appended to the linkers' command line in
does not need to be implemented in this case.
- ``PSCI_EXTENDED_STATE_ID``: As per PSCI1.0 Specification, there are 2 formats
- possible for the PSCI power-state parameter viz original and extended
- State-ID formats. This flag if set to 1, configures the generic PSCI layer
- to use the extended format. The default value of this flag is 0, which
- means by default the original power-state format is used by the PSCI
- implementation. This flag should be specified by the platform makefile
- and it governs the return value of PSCI_FEATURES API for CPU_SUSPEND
- smc function id. When this option is enabled on Arm platforms, the
- option ``ARM_RECOM_STATE_ID_ENC`` needs to be set to 1 as well.
+ possible for the PSCI power-state parameter: original and extended State-ID
+ formats. This flag if set to 1, configures the generic PSCI layer to use the
+ extended format. The default value of this flag is 0, which means by default
+ the original power-state format is used by the PSCI implementation. This flag
+ should be specified by the platform makefile and it governs the return value
+ of PSCI_FEATURES API for CPU_SUSPEND smc function id. When this option is
+ enabled on Arm platforms, the option ``ARM_RECOM_STATE_ID_ENC`` needs to be
+ set to 1 as well.
- ``RAS_EXTENSION``: When set to ``1``, enable Armv8.2 RAS features. RAS features
are an optional extension for pre-Armv8.2 CPUs, but are mandatory for Armv8.2
Note: when ``EL3_EXCEPTION_HANDLING`` is ``1``, ``TSP_NS_INTR_ASYNC_PREEMPT``
must also be set to ``1``.
+- ``USE_ARM_LINK``: This flag determines whether to enable support for ARM
+ linker. When the ``LINKER`` build variable points to the armlink linker,
+ this flag is enabled automatically. To enable support for armlink, platforms
+ will have to provide a scatter file for the BL image. Currently, Tegra
+ platforms use the armlink support to compile BL3-1 images.
+
- ``USE_COHERENT_MEM``: This flag determines whether to include the coherent
memory region in the BL memory map or not (see "Use of Coherent memory in
TF-A" section in `Firmware Design`_). It can take the value 1
* In response to the query, SCP returns power states of all CPUs in all
* clusters of the system. The returned response is then filtered based on the
* supplied MPIDR. Power states of requested cluster and CPUs within are updated
- * via. supplied non-NULL pointer arguments.
+ * via supplied non-NULL pointer arguments.
*
* Returns 0 on success, or -1 on errors.
*/
if (CLUSTER_ID(power_state) != cluster)
goto exit;
- /* Update power state via. pointers */
+ /* Update power state via pointers */
if (cluster_state_p)
*cluster_state_p = CLUSTER_POWER_STATE(power_state);
if (cpu_state_p)
/*******************************************************************************
* This function sets the GICv2 target mask pattern for the current PE. The PE
* target mask is used to translate linear PE index (returned by platform core
- * position) to a bit mask used when targeting interrupts to a PE, viz. when
- * raising SGIs and routing SPIs.
+ * position) to a bit mask used when targeting interrupts to a PE (for example
+ * when raising SGIs and routing SPIs).
******************************************************************************/
void gicv2_set_pe_target_mask(unsigned int proc_num)
{
}
cmd_idx = cmd->cmd_idx & HC_CMD_COMMAND_MASK;
- if (cmd_idx == MMC_CMD(17))
- cmd_idx = MMC_CMD(18);
cmd_arg = cmd->cmd_arg;
if (cmd_idx == MMC_ACMD(51)) {
mmio_write_32(reg_base + HC_HOSTSTATUS,
HC_HSTST_MASK_ERROR_ALL);
+ /*
+ * If the command SEND_OP_COND returns with CRC7 error,
+ * it can be considered as having completed successfully.
+ */
if (!(sdhsts & HC_HSTST_ERROR_CRC7)
- || (cmd_idx != MMC_ACMD(51))) {
+ || (cmd_idx != MMC_CMD(1))) {
if (sdhsts & HC_HSTST_TIMEOUT_CMD) {
ERROR("rpi3_sdhost: timeout status 0x%x\n",
sdhsts);
if (rpi3_sdhost_params.current_cmd == MMC_CMD(18))
send_command_decorated(MMC_CMD(12), 0);
- if (err == -(EILSEQ)) {
- const int max_retries = 20;
- int r;
-
- rpi3_sdhost_params.crc_err_retries++;
- if (rpi3_sdhost_params.crc_err_retries < max_retries) {
- /* retries if there's an CRC error */
- r = rpi3_sdhost_prepare(lba, buf, size);
- send_command_decorated(MMC_CMD(18), lba);
- r = rpi3_sdhost_read(lba, buf, size);
- if (r == 0)
- err = 0;
- }
- }
-
return err;
}
}
/* setting pull resistors for 48 to 53.
- * GPIO 48 (SD_CLK) to GPIO_PULL_UP
- * GPIO 49 (SD_CMD) to GPIO_PULL_NONE
- * GPIO 50 (SD_D0) to GPIO_PULL_NONE
- * GPIO 51 (SD_D1) to GPIO_PULL_NONE
- * GPIO 52 (SD_D2) to GPIO_PULL_NONE
- * GPIO 53 (SD_D3) to GPIO_PULL_NONE
+ * It is debatable to set SD_CLK to UP or NONE. We massively
+ * tested different brands of SD Cards and found NONE works
+ * most stable.
+ *
+ * GPIO 48 (SD_CLK) to GPIO_PULL_NONE
+ * GPIO 49 (SD_CMD) to GPIO_PULL_UP
+ * GPIO 50 (SD_D0) to GPIO_PULL_UP
+ * GPIO 51 (SD_D1) to GPIO_PULL_UP
+ * GPIO 52 (SD_D2) to GPIO_PULL_UP
+ * GPIO 53 (SD_D3) to GPIO_PULL_UP
*/
- gpio_set_pull(48, GPIO_PULL_UP);
+ gpio_set_pull(48, GPIO_PULL_NONE);
for (int i = 49; i <= 53; i++)
- gpio_set_pull(i, GPIO_PULL_NONE);
+ gpio_set_pull(i, GPIO_PULL_UP);
/* Set pin 48-53 to alt-0. It means route SDHOST to card slot */
for (int i = 48; i <= 53; i++)
rpi3_sdhost_params.gpio48_pinselect[i-48]);
}
- /* Must reset the pull resistors for u-boot to work.
- * GPIO 48 (SD_CLK) to GPIO_PULL_NONE
+ /* Reset the pull resistors before entering BL33.
+ * GPIO 48 (SD_CLK) to GPIO_PULL_UP
* GPIO 49 (SD_CMD) to GPIO_PULL_UP
* GPIO 50 (SD_D0) to GPIO_PULL_UP
* GPIO 51 (SD_D1) to GPIO_PULL_UP
* GPIO 52 (SD_D2) to GPIO_PULL_UP
* GPIO 53 (SD_D3) to GPIO_PULL_UP
*/
- gpio_set_pull(48, GPIO_PULL_NONE);
- for (int i = 49; i <= 53; i++)
+ for (int i = 48; i <= 53; i++)
gpio_set_pull(i, GPIO_PULL_UP);
}
_HCLK2,
_CK_PER,
_CK_MPU,
+ _CK_MCU,
_USB_PHY_48,
_PARENT_NB,
_UNKNOWN_ID = 0xff,
_QSPI_SEL,
_FMC_SEL,
_ASS_SEL,
+ _MSS_SEL,
_USBPHY_SEL,
_USBO_SEL,
_PARENT_SEL_NB,
enum stm32mp1_clksrc_id {
CLKSRC_MPU,
CLKSRC_AXI,
+ CLKSRC_MCU,
CLKSRC_PLL12,
CLKSRC_PLL3,
CLKSRC_PLL4,
enum stm32mp1_clkdiv_id {
CLKDIV_MPU,
CLKDIV_AXI,
+ CLKDIV_MCU,
CLKDIV_APB1,
CLKDIV_APB2,
CLKDIV_APB3,
{ CK_PER, _CK_PER },
{ CK_MPU, _CK_MPU },
{ CK_AXI, _ACLK },
+ { CK_MCU, _CK_MCU },
{ CK_HSE, _HSE },
{ CK_CSI, _CSI },
{ CK_LSI, _LSI },
_HSI, _HSE, _PLL2
};
+static const uint8_t mss_parents[] = {
+ _HSI, _HSE, _CSI, _PLL3
+};
+
static const uint8_t usbphy_parents[] = {
_HSE_KER, _PLL4_R, _HSE_KER_DIV2
};
_CLK_PARENT(_QSPI_SEL, RCC_QSPICKSELR, 0, 0xf, qspi_parents),
_CLK_PARENT(_FMC_SEL, RCC_FMCCKSELR, 0, 0xf, fmc_parents),
_CLK_PARENT(_ASS_SEL, RCC_ASSCKSELR, 0, 0x3, ass_parents),
+ _CLK_PARENT(_MSS_SEL, RCC_MSSCKSELR, 0, 0x3, mss_parents),
_CLK_PARENT(_USBPHY_SEL, RCC_USBCKSELR, 0, 0x3, usbphy_parents),
_CLK_PARENT(_USBO_SEL, RCC_USBCKSELR, 4, 0x1, usbo_parents),
};
};
/* Prescaler table lookups for clock computation */
+/* div = /1 /2 /4 /8 / 16 /64 /128 /512 */
+static const uint8_t stm32mp1_mcu_div[16] = {
+ 0, 1, 2, 3, 4, 6, 7, 8, 9, 9, 9, 9, 9, 9, 9, 9
+};
/* div = /1 /2 /4 /8 /16 : same divider for PMU and APBX */
#define stm32mp1_mpu_div stm32mp1_mpu_apbx_div
return (mmio_read_32(rcc_base + RCC_TZCR) & RCC_TZCR_TZEN) != 0;
}
+bool stm32mp1_rcc_is_mckprot(void)
+{
+ uintptr_t rcc_base = stm32mp_rcc_base();
+
+ return (mmio_read_32(rcc_base + RCC_TZCR) & RCC_TZCR_MCKPROT) != 0;
+}
+
void stm32mp1_clk_rcc_regs_lock(void)
{
stm32mp1_clk_lock(®_lock);
break;
}
break;
+ /* MCU sub system */
+ case _CK_MCU:
+ case _PCLK1:
+ case _PCLK2:
+ case _PCLK3:
+ reg = mmio_read_32(rcc_base + RCC_MSSCKSELR);
+ switch (reg & RCC_SELR_SRC_MASK) {
+ case RCC_MSSCKSELR_HSI:
+ clock = stm32mp1_clk_get_fixed(_HSI);
+ break;
+ case RCC_MSSCKSELR_HSE:
+ clock = stm32mp1_clk_get_fixed(_HSE);
+ break;
+ case RCC_MSSCKSELR_CSI:
+ clock = stm32mp1_clk_get_fixed(_CSI);
+ break;
+ case RCC_MSSCKSELR_PLL:
+ clock = stm32mp1_read_pll_freq(_PLL3, _DIV_P);
+ break;
+ default:
+ break;
+ }
+
+ /* MCU clock divider */
+ reg = mmio_read_32(rcc_base + RCC_MCUDIVR);
+ clock >>= stm32mp1_mcu_div[reg & RCC_MCUDIV_MASK];
+
+ switch (p) {
+ case _PCLK1:
+ reg = mmio_read_32(rcc_base + RCC_APB1DIVR);
+ clock >>= stm32mp1_apbx_div[reg & RCC_APBXDIV_MASK];
+ break;
+ case _PCLK2:
+ reg = mmio_read_32(rcc_base + RCC_APB2DIVR);
+ clock >>= stm32mp1_apbx_div[reg & RCC_APBXDIV_MASK];
+ break;
+ case _PCLK3:
+ reg = mmio_read_32(rcc_base + RCC_APB3DIVR);
+ clock >>= stm32mp1_apbx_div[reg & RCC_APBXDIV_MASK];
+ break;
+ case _CK_MCU:
+ default:
+ break;
+ }
+ break;
case _CK_PER:
reg = mmio_read_32(rcc_base + RCC_CPERCKSELR);
switch (reg & RCC_SELR_SRC_MASK) {
if (ret != 0) {
return ret;
}
+ ret = stm32mp1_set_clksrc(CLK_MCU_HSI);
+ if (ret != 0) {
+ return ret;
+ }
if ((mmio_read_32(rcc_base + RCC_MP_RSTSCLRR) &
RCC_MP_RSTSCLRR_MPUP0RSTF) != 0) {
if (ret != 0) {
return ret;
}
+ ret = stm32mp1_set_clkdiv(clkdiv[CLKDIV_MCU], rcc_base + RCC_MCUDIVR);
+ if (ret != 0) {
+ return ret;
+ }
ret = stm32mp1_set_clkdiv(clkdiv[CLKDIV_APB1], rcc_base + RCC_APB1DIVR);
if (ret != 0) {
return ret;
if (ret != 0) {
return ret;
}
+ ret = stm32mp1_set_clksrc(clksrc[CLKSRC_MCU]);
+ if (ret != 0) {
+ return ret;
+ }
stm32mp1_set_rtcsrc(clksrc[CLKSRC_RTC], lse_css);
/* Configure PKCK */
st,clksrc = <
CLK_MPU_PLL1P
CLK_AXI_PLL2P
+ CLK_MCU_PLL3P
CLK_PLL12_HSE
CLK_PLL3_HSE
CLK_PLL4_HSE
st,clkdiv = <
1 /*MPU*/
0 /*AXI*/
+ 0 /*MCU*/
1 /*APB1*/
1 /*APB2*/
1 /*APB3*/
st,clksrc = <
CLK_MPU_PLL1P
CLK_AXI_PLL2P
+ CLK_MCU_PLL3P
CLK_PLL12_HSE
CLK_PLL3_HSE
CLK_PLL4_HSE
st,clkdiv = <
1 /*MPU*/
0 /*AXI*/
+ 0 /*MCU*/
1 /*APB1*/
1 /*APB2*/
1 /*APB3*/
/* Data Cache set/way op type defines */
#define DC_OP_ISW U(0x0)
#define DC_OP_CISW U(0x1)
+#if ERRATA_A53_827319
+#define DC_OP_CSW DC_OP_CISW
+#else
#define DC_OP_CSW U(0x2)
+#endif
/*******************************************************************************
* Generic timer memory mapped registers & offsets
#define SDCR_SPD_LEGACY U(0x0)
#define SDCR_SPD_DISABLE U(0x2)
#define SDCR_SPD_ENABLE U(0x3)
+#define SDCR_SCCD_BIT (U(1) << 23)
#define SDCR_RESET_VAL U(0x0)
/* HSCTLR definitions */
*/
DEFINE_DCOP_PARAM_FUNC(civac, DCCIMVAC)
DEFINE_DCOP_PARAM_FUNC(ivac, DCIMVAC)
+#if ERRATA_A53_819472 || ERRATA_A53_824069 || ERRATA_A53_827319
+DEFINE_DCOP_PARAM_FUNC(cvac, DCCIMVAC)
+#else
DEFINE_DCOP_PARAM_FUNC(cvac, DCCMVAC)
+#endif
/* Previously defined accessor functions with incomplete register names */
#define dsb() dsbsy()
/*
- * Copyright (c) 2016-2018, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2016-2019, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
* Initialise SDCR, setting all the fields rather than relying on hw.
*
* SDCR.SPD: Disable AArch32 privileged debug. Debug exceptions from
- * Secure EL1 are disabled.
+ * Secure EL1 are disabled.
+ *
+ * SDCR: Set to one so that cycle counting by PMCCNTR is prohibited in
+ * Secure state. This bit is RES0 in versions of the architecture
+ * earlier than ARMv8.5, setting it to 1 doesn't have any effect on
+ * them.
* ---------------------------------------------------------------------
*/
- ldr r0, =(SDCR_RESET_VAL | SDCR_SPD(SDCR_SPD_DISABLE))
+ ldr r0, =(SDCR_RESET_VAL | SDCR_SPD(SDCR_SPD_DISABLE) | SDCR_SCCD_BIT)
stcopr r0, SDCR
#endif
/* Data cache set/way op type defines */
#define DCISW U(0x0)
#define DCCISW U(0x1)
+#if ERRATA_A53_827319
+#define DCCSW DCCISW
+#else
#define DCCSW U(0x2)
+#endif
/* ID_AA64PFR0_EL1 definitions */
#define ID_AA64PFR0_EL0_SHIFT U(0)
#define ID_AA64PFR0_GIC_SHIFT U(24)
#define ID_AA64PFR0_GIC_WIDTH U(4)
-#define ID_AA64PFR0_GIC_MASK ((ULL(1) << ID_AA64PFR0_GIC_WIDTH) - ULL(1))
+#define ID_AA64PFR0_GIC_MASK ULL(0xf)
/* ID_AA64ISAR1_EL1 definitions */
+#define ID_AA64ISAR1_EL1 S3_0_C0_C6_1
#define ID_AA64ISAR1_GPI_SHIFT U(28)
#define ID_AA64ISAR1_GPI_WIDTH U(4)
+#define ID_AA64ISAR1_GPI_MASK ULL(0xf)
#define ID_AA64ISAR1_GPA_SHIFT U(24)
#define ID_AA64ISAR1_GPA_WIDTH U(4)
+#define ID_AA64ISAR1_GPA_MASK ULL(0xf)
#define ID_AA64ISAR1_API_SHIFT U(8)
#define ID_AA64ISAR1_API_WIDTH U(4)
+#define ID_AA64ISAR1_API_MASK ULL(0xf)
#define ID_AA64ISAR1_APA_SHIFT U(4)
#define ID_AA64ISAR1_APA_WIDTH U(4)
-
-#define ID_AA64ISAR1_GPI_MASK \
- (((ULL(1) << ID_AA64ISAR1_GPI_WIDTH) - ULL(1)) << ID_AA64ISAR1_GPI_SHIFT)
-#define ID_AA64ISAR1_GPA_MASK \
- (((ULL(1) << ID_AA64ISAR1_GPA_WIDTH) - ULL(1)) << ID_AA64ISAR1_GPA_SHIFT)
-#define ID_AA64ISAR1_API_MASK \
- (((ULL(1) << ID_AA64ISAR1_API_WIDTH) - ULL(1)) << ID_AA64ISAR1_API_SHIFT)
-#define ID_AA64ISAR1_APA_MASK \
- (((ULL(1) << ID_AA64ISAR1_APA_WIDTH) - ULL(1)) << ID_AA64ISAR1_APA_SHIFT)
+#define ID_AA64ISAR1_APA_MASK ULL(0xf)
/* ID_AA64MMFR0_EL1 definitions */
#define ID_AA64MMFR0_EL1_PARANGE_SHIFT U(0)
#define SCTLR_NTWE_BIT (ULL(1) << 18)
#define SCTLR_WXN_BIT (ULL(1) << 19)
#define SCTLR_UWXN_BIT (ULL(1) << 20)
+#define SCTLR_IESB_BIT (ULL(1) << 21)
#define SCTLR_E0E_BIT (ULL(1) << 24)
#define SCTLR_EE_BIT (ULL(1) << 25)
#define SCTLR_UCI_BIT (ULL(1) << 26)
-#define SCTLR_TRE_BIT (ULL(1) << 28)
-#define SCTLR_AFE_BIT (ULL(1) << 29)
-#define SCTLR_TE_BIT (ULL(1) << 30)
+#define SCTLR_EnIA_BIT (ULL(1) << 31)
#define SCTLR_DSSBS_BIT (ULL(1) << 44)
#define SCTLR_RESET_VAL SCTLR_EL3_RES1
/* MDCR_EL3 definitions */
#define MDCR_SPD32(x) ((x) << 14)
-#define MDCR_SPD32_LEGACY U(0x0)
-#define MDCR_SPD32_DISABLE U(0x2)
-#define MDCR_SPD32_ENABLE U(0x3)
-#define MDCR_SDD_BIT (U(1) << 16)
+#define MDCR_SPD32_LEGACY ULL(0x0)
+#define MDCR_SPD32_DISABLE ULL(0x2)
+#define MDCR_SPD32_ENABLE ULL(0x3)
+#define MDCR_SDD_BIT (ULL(1) << 16)
#define MDCR_NSPB(x) ((x) << 12)
-#define MDCR_NSPB_EL1 U(0x3)
-#define MDCR_TDOSA_BIT (U(1) << 10)
-#define MDCR_TDA_BIT (U(1) << 9)
-#define MDCR_TPM_BIT (U(1) << 6)
-#define MDCR_EL3_RESET_VAL U(0x0)
+#define MDCR_NSPB_EL1 ULL(0x3)
+#define MDCR_TDOSA_BIT (ULL(1) << 10)
+#define MDCR_TDA_BIT (ULL(1) << 9)
+#define MDCR_TPM_BIT (ULL(1) << 6)
+#define MDCR_SCCD_BIT (ULL(1) << 23)
+#define MDCR_EL3_RESET_VAL ULL(0x0)
/* MDCR_EL2 definitions */
#define MDCR_EL2_TPMS (U(1) << 14)
/* MPAM register definitions */
#define MPAM3_EL3_MPAMEN_BIT (ULL(1) << 63)
+#define MPAMHCR_EL2_TRAP_MPAMIDR_EL1 (ULL(1) << 31)
+
+#define MPAM2_EL2_TRAPMPAM0EL1 (ULL(1) << 49)
+#define MPAM2_EL2_TRAPMPAM1EL1 (ULL(1) << 48)
#define MPAMIDR_HAS_HCR_BIT (ULL(1) << 17)
/*******************************************************************************
* Armv8.3 Pointer Authentication Registers
******************************************************************************/
+#define APIAKeyLo_EL1 S3_0_C2_C1_0
+#define APIAKeyHi_EL1 S3_0_C2_C1_1
+#define APIBKeyLo_EL1 S3_0_C2_C1_2
+#define APIBKeyHi_EL1 S3_0_C2_C1_3
+#define APDAKeyLo_EL1 S3_0_C2_C2_0
+#define APDAKeyHi_EL1 S3_0_C2_C2_1
+#define APDBKeyLo_EL1 S3_0_C2_C2_2
+#define APDBKeyHi_EL1 S3_0_C2_C2_3
#define APGAKeyLo_EL1 S3_0_C2_C3_0
+#define APGAKeyHi_EL1 S3_0_C2_C3_1
/*******************************************************************************
* Armv8.4 Data Independent Timing Registers
ID_AA64MMFR2_EL1_CNP_MASK) != 0U;
}
+static inline bool is_armv8_3_pauth_present(void)
+{
+ uint64_t mask = (ID_AA64ISAR1_GPI_MASK << ID_AA64ISAR1_GPI_SHIFT) |
+ (ID_AA64ISAR1_GPA_MASK << ID_AA64ISAR1_GPA_SHIFT) |
+ (ID_AA64ISAR1_API_MASK << ID_AA64ISAR1_API_SHIFT) |
+ (ID_AA64ISAR1_APA_MASK << ID_AA64ISAR1_APA_SHIFT);
+
+ /* If any of the fields is not zero, PAuth is present */
+ return (read_id_aa64isar1_el1() & mask) != 0U;
+}
+
+static inline bool is_armv8_3_pauth_api_present(void)
+{
+ return ((read_id_aa64isar1_el1() >> ID_AA64ISAR1_API_SHIFT) &
+ ID_AA64ISAR1_API_MASK) != 0U;
+}
+
static inline bool is_armv8_4_ttst_present(void)
{
return ((read_id_aa64mmfr2_el1() >> ID_AA64MMFR2_EL1_ST_SHIFT) &
}
#endif /* ERRATA_A57_813419 */
+#if ERRATA_A53_819472 || ERRATA_A53_824069 || ERRATA_A53_827319
+/*
+ * Define function for DC instruction with register parameter that enables
+ * the workaround for errata 819472, 824069 and 827319 of Cortex-A53.
+ */
+#define DEFINE_DCOP_ERRATA_A53_TYPE_PARAM_FUNC(_name, _type) \
+static inline void dc ## _name(uint64_t v) \
+{ \
+ __asm__("dc " #_type ", %0" : : "r" (v)); \
+}
+#endif /* ERRATA_A53_819472 || ERRATA_A53_824069 || ERRATA_A53_827319 */
+
DEFINE_SYSOP_TYPE_FUNC(tlbi, alle1)
DEFINE_SYSOP_TYPE_FUNC(tlbi, alle1is)
DEFINE_SYSOP_TYPE_FUNC(tlbi, alle2)
******************************************************************************/
DEFINE_SYSOP_TYPE_PARAM_FUNC(dc, isw)
DEFINE_SYSOP_TYPE_PARAM_FUNC(dc, cisw)
+#if ERRATA_A53_827319
+DEFINE_DCOP_ERRATA_A53_TYPE_PARAM_FUNC(csw, cisw)
+#else
DEFINE_SYSOP_TYPE_PARAM_FUNC(dc, csw)
+#endif
+#if ERRATA_A53_819472 || ERRATA_A53_824069 || ERRATA_A53_827319
+DEFINE_DCOP_ERRATA_A53_TYPE_PARAM_FUNC(cvac, civac)
+#else
DEFINE_SYSOP_TYPE_PARAM_FUNC(dc, cvac)
+#endif
DEFINE_SYSOP_TYPE_PARAM_FUNC(dc, ivac)
DEFINE_SYSOP_TYPE_PARAM_FUNC(dc, civac)
+#if ERRATA_A53_819472 || ERRATA_A53_824069 || ERRATA_A53_827319
+DEFINE_DCOP_ERRATA_A53_TYPE_PARAM_FUNC(cvau, civac)
+#else
DEFINE_SYSOP_TYPE_PARAM_FUNC(dc, cvau)
+#endif
DEFINE_SYSOP_TYPE_PARAM_FUNC(dc, zva)
/*******************************************************************************
DEFINE_RENAME_SYSREG_READ_FUNC(id_aa64mmfr2_el1, ID_AA64MMFR2_EL1)
/* Armv8.3 Pointer Authentication Registers */
-DEFINE_RENAME_SYSREG_RW_FUNCS(apgakeylo_el1, APGAKeyLo_EL1)
+DEFINE_RENAME_SYSREG_RW_FUNCS(apiakeyhi_el1, APIAKeyHi_EL1)
+DEFINE_RENAME_SYSREG_RW_FUNCS(apiakeylo_el1, APIAKeyLo_EL1)
#define IS_IN_EL(x) \
(GET_EL(read_CurrentEl()) == MODE_EL##x)
/*
- * Copyright (c) 2015-2018, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2015-2019, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
* authentication instructions from lower ELs.
* ---------------------------------------------------------------------
*/
- mov_imm x0, ((SCR_RESET_VAL | SCR_EA_BIT | SCR_SIF_BIT | \
- SCR_API_BIT | SCR_APK_BIT) \
+ mov_imm x0, ((SCR_RESET_VAL | SCR_EA_BIT | SCR_SIF_BIT) \
& ~(SCR_TWE_BIT | SCR_TWI_BIT | SCR_SMD_BIT))
+#if CTX_INCLUDE_PAUTH_REGS
+ /*
+ * If the pointer authentication registers are saved during world
+ * switches, enable pointer authentication everywhere, as it is safe to
+ * do so.
+ */
+ orr x0, x0, #(SCR_API_BIT | SCR_APK_BIT)
+#endif
msr scr_el3, x0
/* ---------------------------------------------------------------------
*
* MDCR_EL3.TPM: Set to zero so that EL0, EL1, and EL2 System register
* accesses to all Performance Monitors registers do not trap to EL3.
+ *
+ * MDCR_EL3.SCCD: Set to one so that cycle counting by PMCCNTR_EL0 is
+ * prohibited in Secure state. This bit is RES0 in versions of the
+ * architecture earlier than ARMv8.5, setting it to 1 doesn't have any
+ * effect on them.
* ---------------------------------------------------------------------
*/
- mov_imm x0, ((MDCR_EL3_RESET_VAL | MDCR_SDD_BIT | MDCR_SPD32(MDCR_SPD32_DISABLE)) \
- & ~(MDCR_TDOSA_BIT | MDCR_TDA_BIT | MDCR_TPM_BIT))
+ mov_imm x0, ((MDCR_EL3_RESET_VAL | MDCR_SDD_BIT | \
+ MDCR_SPD32(MDCR_SPD32_DISABLE) | MDCR_SCCD_BIT) \
+ & ~(MDCR_TDOSA_BIT | MDCR_TDA_BIT | MDCR_TPM_BIT))
+
msr mdcr_el3, x0
/* ---------------------------------------------------------------------
/*
- * Copyright (c) 2015-2018, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2015-2019, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
void bl1_print_next_bl_ep_info(const struct entry_point_info *bl_ep_info);
+void bl1_setup(void);
void bl1_main(void);
void bl1_plat_prepare_exit(entry_point_info_t *ep_info);
/*
- * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2018-2019, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#ifndef BL2_H
#define BL2_H
+#include <stdint.h>
+
+void bl2_setup(u_register_t arg0, u_register_t arg1, u_register_t arg2,
+ u_register_t arg3);
+void bl2_el3_setup(u_register_t arg0, u_register_t arg1, u_register_t arg2,
+ u_register_t arg3);
void bl2_main(void);
#endif /* BL2_H */
/*
- * Copyright (c) 2013-2018, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2013-2019, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
/*******************************************************************************
* Function prototypes
******************************************************************************/
+void bl31_setup(u_register_t arg0, u_register_t arg1, u_register_t arg2,
+ u_register_t arg3);
void bl31_next_el_arch_setup(uint32_t security_state);
void bl31_set_next_image_type(uint32_t security_state);
uint32_t bl31_get_next_image_type(void);
/*
- * Copyright (c) 2013-2017, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2013-2019, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
tsp_vector_isn_t abort_yield_smc_entry;
} tsp_vectors_t;
+void tsp_setup(void);
#endif /* __ASSEMBLY__ */
/*
- * Copyright (c) 2013-2018, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2013-2019, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#define FIQ_AARCH32 U(0xe)
#define SERROR_AARCH32 U(0xf)
+/*
+ * Mapping to connect linker symbols from .ld.S with their counterparts
+ * from .scat for the BL31 image
+ */
+#if defined(USE_ARM_LINK)
+#define __BL31_END__ Load$$LR$$LR_END$$Base
+#define __BSS_START__ Load$$LR$$LR_BSS$$Base
+#define __BSS_END__ Load$$LR$$LR_BSS$$Limit
+#define __BSS_SIZE__ Load$$LR$$LR_BSS$$Length
+#define __COHERENT_RAM_START__ Load$$LR$$LR_COHERENT_RAM$$Base
+#define __COHERENT_RAM_END_UNALIGNED__ Load$$__COHERENT_RAM_EPILOGUE_UNALIGNED__$$Base
+#define __COHERENT_RAM_END__ Load$$LR$$LR_COHERENT_RAM$$Limit
+#define __COHERENT_RAM_UNALIGNED_SIZE__ Load$$__COHERENT_RAM__$$Length
+#define __CPU_OPS_START__ Load$$__CPU_OPS__$$Base
+#define __CPU_OPS_END__ Load$$__CPU_OPS__$$Limit
+#define __DATA_START__ Load$$__DATA__$$Base
+#define __DATA_END__ Load$$__DATA__$$Limit
+#define __GOT_START__ Load$$__GOT__$$Base
+#define __GOT_END__ Load$$__GOT__$$Limit
+#define __PERCPU_BAKERY_LOCK_START__ Load$$__BAKERY_LOCKS__$$Base
+#define __PERCPU_BAKERY_LOCK_END__ Load$$__BAKERY_LOCKS_EPILOGUE__$$Base
+#define __PMF_SVC_DESCS_START__ Load$$__PMF_SVC_DESCS__$$Base
+#define __PMF_SVC_DESCS_END__ Load$$__PMF_SVC_DESCS__$$Limit
+#define __PMF_TIMESTAMP_START__ Load$$__PMF_TIMESTAMP__$$Base
+#define __PMF_TIMESTAMP_END__ Load$$__PER_CPU_TIMESTAMPS__$$Limit
+#define __PMF_PERCPU_TIMESTAMP_END__ Load$$__PMF_TIMESTAMP_EPILOGUE__$$Base
+#define __RELA_END__ Load$$__RELA__$$Limit
+#define __RELA_START__ Load$$__RELA__$$Base
+#define __RODATA_START__ Load$$__RODATA__$$Base
+#define __RODATA_END__ Load$$__RODATA_EPILOGUE__$$Base
+#define __RT_SVC_DESCS_START__ Load$$__RT_SVC_DESCS__$$Base
+#define __RT_SVC_DESCS_END__ Load$$__RT_SVC_DESCS__$$Limit
+#define __RW_START__ Load$$LR$$LR_RW_DATA$$Base
+#define __RW_END__ Load$$LR$$LR_END$$Base
+#define __SPM_SHIM_EXCEPTIONS_START__ Load$$__SPM_SHIM_EXCEPTIONS__$$Base
+#define __SPM_SHIM_EXCEPTIONS_END__ Load$$__SPM_SHIM_EXCEPTIONS_EPILOGUE__$$Base
+#define __STACKS_START__ Load$$__STACKS__$$Base
+#define __STACKS_END__ Load$$__STACKS__$$Limit
+#define __TEXT_START__ Load$$__TEXT__$$Base
+#define __TEXT_END__ Load$$__TEXT_EPILOGUE__$$Base
+#endif /* USE_ARM_LINK */
+
#ifndef __ASSEMBLY__
#include <stddef.h>
void setup_page_tables(const struct mmap_region *bl_regions,
const struct mmap_region *plat_regions);
+void bl_handle_pauth(void);
+
#endif /*__ASSEMBLY__*/
#endif /* BL_COMMON_H */
uint8_t cmdbusy;
uint8_t mmc_app_cmd;
uint32_t ns_per_fifo_word;
- uint32_t crc_err_retries;
uint32_t sdcard_rca;
uint32_t gpio48_pinselect[6];
int stm32mp1_clk_init(void);
bool stm32mp1_rcc_is_secure(void);
+bool stm32mp1_rcc_is_mckprot(void);
void __stm32mp1_clk_enable(unsigned long id, bool caller_is_secure);
void __stm32mp1_clk_disable(unsigned long id, bool caller_is_secure);
#define RCC_RCK4SELR U(0x824)
#define RCC_TIMG1PRER U(0x828)
#define RCC_TIMG2PRER U(0x82C)
+#define RCC_MCUDIVR U(0x830)
#define RCC_APB1DIVR U(0x834)
#define RCC_APB2DIVR U(0x838)
#define RCC_APB3DIVR U(0x83C)
/* Values for RCC_TZCR register */
#define RCC_TZCR_TZEN BIT(0)
+#define RCC_TZCR_MCKPROT BIT(1)
/* Used for most of RCC_<x>SELR registers */
#define RCC_SELR_SRC_MASK GENMASK(2, 0)
#define RCC_APBXDIV_MASK GENMASK(2, 0)
#define RCC_MPUDIV_MASK GENMASK(2, 0)
#define RCC_AXIDIV_MASK GENMASK(2, 0)
+#define RCC_MCUDIV_MASK GENMASK(3, 0)
/* Used for TIMER Prescaler */
#define RCC_TIMGXPRER_TIMGXPRE BIT(0)
/* Global Reset Register */
#define RCC_MP_GRSTCSETR_MPSYSRST BIT(0)
+#define RCC_MP_GRSTCSETR_MCURST BIT(1)
#define RCC_MP_GRSTCSETR_MPUP0RST BIT(4)
#define RCC_MP_GRSTCSETR_MPUP1RST BIT(5)
#define CORTEX_A57_CPUACTLR p15, 0, c15
#define CORTEX_A57_CPUACTLR_DIS_LOAD_PASS_DMB (ULL(1) << 59)
+#define CORTEX_A57_CPUACTLR_DIS_DMB_NULLIFICATION (ULL(1) << 58)
#define CORTEX_A57_CPUACTLR_DIS_LOAD_PASS_STORE (ULL(1) << 55)
#define CORTEX_A57_CPUACTLR_GRE_NGRE_AS_NGNRE (ULL(1) << 54)
#define CORTEX_A57_CPUACTLR_DIS_OVERREAD (ULL(1) << 52)
#define CORTEX_A55_CPUPWRCTLR_EL1 S3_0_C15_C2_7
#define CORTEX_A55_CPUECTLR_EL1 S3_0_C15_C1_4
+#define CORTEX_A55_CPUECTLR_EL1_L1WSCTL (ULL(3) << 25)
+
+/*******************************************************************************
+ * CPU Auxiliary Control register specific definitions.
+ ******************************************************************************/
+#define CORTEX_A55_CPUACTLR_EL1 S3_0_C15_C1_0
+
+#define CORTEX_A55_CPUACTLR_EL1_DISABLE_WRITE_STREAMING (ULL(1) << 24)
+#define CORTEX_A55_CPUACTLR_EL1_DISABLE_DUAL_ISSUE (ULL(1) << 31)
+#define CORTEX_A55_CPUACTLR_EL1_DISABLE_L1_PAGEWALKS (ULL(1) << 49)
+
+/*******************************************************************************
+ * CPU Identification register specific definitions.
+ ******************************************************************************/
+#define CORTEX_A55_CLIDR_EL1 S3_1_C0_C0_1
+
+#define CORTEX_A55_CLIDR_EL1_CTYPE3 (ULL(7) << 6)
+
/* Definitions of register field mask in CORTEX_A55_CPUPWRCTLR_EL1 */
#define CORTEX_A55_CORE_PWRDN_EN_MASK U(0x1)
#define CORTEX_A57_CPUACTLR_EL1 S3_1_C15_C2_0
#define CORTEX_A57_CPUACTLR_EL1_DIS_LOAD_PASS_DMB (ULL(1) << 59)
+#define CORTEX_A57_CPUACTLR_EL1_DIS_DMB_NULLIFICATION (ULL(1) << 58)
#define CORTEX_A57_CPUACTLR_EL1_DIS_LOAD_PASS_STORE (ULL(1) << 55)
#define CORTEX_A57_CPUACTLR_EL1_GRE_NGRE_AS_NGNRE (ULL(1) << 54)
#define CORTEX_A57_CPUACTLR_EL1_DIS_OVERREAD (ULL(1) << 52)
#define CORTEX_A73_IMP_DEF_REG1_DISABLE_LOAD_PASS_STORE (ULL(1) << 3)
+#define CORTEX_A73_DIAGNOSTIC_REGISTER S3_0_C15_C0_1
+
+#define CORTEX_A73_IMP_DEF_REG2 S3_0_C15_C0_2
+
#endif /* CORTEX_A73_H */
#define CORTEX_A76_CPUPWRCTLR_EL1 S3_0_C15_C2_7
#define CORTEX_A76_CPUECTLR_EL1 S3_0_C15_C1_4
+#define CORTEX_A76_CPUECTLR_EL1_WS_THR_L2 (ULL(3) << 24)
+
/*******************************************************************************
* CPU Auxiliary Control register specific definitions.
******************************************************************************/
+#define CORTEX_A76_CPUACTLR_EL1 S3_0_C15_C1_0
+
+#define CORTEX_A76_CPUACTLR_EL1_DISABLE_STATIC_PREDICTION (ULL(1) << 6)
+
#define CORTEX_A76_CPUACTLR2_EL1 S3_0_C15_C1_1
#define CORTEX_A76_CPUACTLR2_EL1_DISABLE_LOAD_PASS_STORE (ULL(1) << 16)
+++ /dev/null
-/*
- * Copyright (c) 2017-2018, ARM Limited and Contributors. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-#ifndef CORTEX_ARES_H
-#define CORTEX_ARES_H
-
-#include <lib/utils_def.h>
-
-/* Cortex-ARES MIDR for revision 0 */
-#define CORTEX_ARES_MIDR U(0x410fd0c0)
-
-/*******************************************************************************
- * CPU Extended Control register specific definitions.
- ******************************************************************************/
-#define CORTEX_ARES_CPUPWRCTLR_EL1 S3_0_C15_C2_7
-#define CORTEX_ARES_CPUECTLR_EL1 S3_0_C15_C1_4
-
-/* Definitions of register field mask in CORTEX_ARES_CPUPWRCTLR_EL1 */
-#define CORTEX_ARES_CORE_PWRDN_EN_MASK U(0x1)
-
-#define CORTEX_ARES_ACTLR_AMEN_BIT (U(1) << 4)
-
-#define CORTEX_ARES_AMU_NR_COUNTERS U(5)
-#define CORTEX_ARES_AMU_GROUP0_MASK U(0x1f)
-
-/* Instruction patching registers */
-#define CPUPSELR_EL3 S3_6_C15_C8_0
-#define CPUPCR_EL3 S3_6_C15_C8_1
-#define CPUPOR_EL3 S3_6_C15_C8_2
-#define CPUPMR_EL3 S3_6_C15_C8_3
-
-#endif /* CORTEX_ARES_H */
+++ /dev/null
-/*
- * Copyright (c) 2018-2019, ARM Limited and Contributors. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-#ifndef CORTEX_HELIOS_H
-#define CORTEX_HELIOS_H
-
-#include <lib/utils_def.h>
-
-#define CORTEX_HELIOS_MIDR U(0x410FD060)
-
-/*******************************************************************************
- * CPU Extended Control register specific definitions.
- ******************************************************************************/
-#define CORTEX_HELIOS_ECTLR_EL1 S3_0_C15_C1_4
-
-/*******************************************************************************
- * CPU Auxiliary Control register specific definitions.
- ******************************************************************************/
-#define CORTEX_HELIOS_CPUACTLR_EL1 S3_0_C15_C1_0
-
-/*******************************************************************************
- * CPU Power Control register specific definitions.
- ******************************************************************************/
-
-#define CORTEX_HELIOS_CPUPWRCTLR_EL1 S3_0_C15_C2_7
-#define CORTEX_HELIOS_CPUPWRCTLR_EL1_CORE_PWRDN_BIT (U(1) << 0)
-
-#endif /* CORTEX_HELIOS_H */
--- /dev/null
+/*
+ * Copyright (c) 2018-2019, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef NEOVERSE_E1_H
+#define NEOVERSE_E1_H
+
+#include <lib/utils_def.h>
+
+#define NEOVERSE_E1_MIDR U(0x410FD060)
+
+/*******************************************************************************
+ * CPU Extended Control register specific definitions.
+ ******************************************************************************/
+#define NEOVERSE_E1_ECTLR_EL1 S3_0_C15_C1_4
+
+/*******************************************************************************
+ * CPU Auxiliary Control register specific definitions.
+ ******************************************************************************/
+#define NEOVERSE_E1_CPUACTLR_EL1 S3_0_C15_C1_0
+
+/*******************************************************************************
+ * CPU Power Control register specific definitions.
+ ******************************************************************************/
+
+#define NEOVERSE_E1_CPUPWRCTLR_EL1 S3_0_C15_C2_7
+#define NEOVERSE_E1_CPUPWRCTLR_EL1_CORE_PWRDN_BIT (U(1) << 0)
+
+#endif /* NEOVERSE_E1_H */
--- /dev/null
+/*
+ * Copyright (c) 2017-2019, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef NEOVERSE_N1_H
+#define NEOVERSE_N1_H
+
+#include <lib/utils_def.h>
+
+/* Neoverse N1 MIDR for revision 0 */
+#define NEOVERSE_N1_MIDR U(0x410fd0c0)
+
+/*******************************************************************************
+ * CPU Extended Control register specific definitions.
+ ******************************************************************************/
+#define NEOVERSE_N1_CPUPWRCTLR_EL1 S3_0_C15_C2_7
+#define NEOVERSE_N1_CPUECTLR_EL1 S3_0_C15_C1_4
+
+/* Definitions of register field mask in NEOVERSE_N1_CPUPWRCTLR_EL1 */
+#define NEOVERSE_N1_CORE_PWRDN_EN_MASK U(0x1)
+
+#define NEOVERSE_N1_ACTLR_AMEN_BIT (U(1) << 4)
+
+#define NEOVERSE_N1_AMU_NR_COUNTERS U(5)
+#define NEOVERSE_N1_AMU_GROUP0_MASK U(0x1f)
+
+/* Instruction patching registers */
+#define CPUPSELR_EL3 S3_6_C15_C8_0
+#define CPUPCR_EL3 S3_6_C15_C8_1
+#define CPUPOR_EL3 S3_6_C15_C8_2
+#define CPUPMR_EL3 S3_6_C15_C8_3
+
+#endif /* NEOVERSE_N1_H */
/*
- * Copyright (c) 2013-2018, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2013-2019, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#define CTX_SPSR_FIQ U(0xd8)
#define CTX_DACR32_EL2 U(0xe0)
#define CTX_IFSR32_EL2 U(0xe8)
-#define CTX_TIMER_SYSREGS_OFF U(0xf0) /* Align to the next 16 byte boundary */
+#define CTX_AARCH32_END U(0xf0) /* Align to the next 16 byte boundary */
#else
-#define CTX_TIMER_SYSREGS_OFF U(0xc0) /* Align to the next 16 byte boundary */
-#endif /* __CTX_INCLUDE_AARCH32_REGS__ */
+#define CTX_AARCH32_END U(0xc0) /* Align to the next 16 byte boundary */
+#endif /* CTX_INCLUDE_AARCH32_REGS */
/*
* If the timer registers aren't saved and restored, we don't have to reserve
* space for them in the context
*/
#if NS_TIMER_SWITCH
-#define CTX_CNTP_CTL_EL0 (CTX_TIMER_SYSREGS_OFF + U(0x0))
-#define CTX_CNTP_CVAL_EL0 (CTX_TIMER_SYSREGS_OFF + U(0x8))
-#define CTX_CNTV_CTL_EL0 (CTX_TIMER_SYSREGS_OFF + U(0x10))
-#define CTX_CNTV_CVAL_EL0 (CTX_TIMER_SYSREGS_OFF + U(0x18))
-#define CTX_CNTKCTL_EL1 (CTX_TIMER_SYSREGS_OFF + U(0x20))
-#define CTX_SYSREGS_END (CTX_TIMER_SYSREGS_OFF + U(0x30)) /* Align to the next 16 byte boundary */
+#define CTX_CNTP_CTL_EL0 (CTX_AARCH32_END + U(0x0))
+#define CTX_CNTP_CVAL_EL0 (CTX_AARCH32_END + U(0x8))
+#define CTX_CNTV_CTL_EL0 (CTX_AARCH32_END + U(0x10))
+#define CTX_CNTV_CVAL_EL0 (CTX_AARCH32_END + U(0x18))
+#define CTX_CNTKCTL_EL1 (CTX_AARCH32_END + U(0x20))
+#define CTX_TIMER_SYSREGS_END (CTX_AARCH32_END + U(0x30)) /* Align to the next 16 byte boundary */
#else
-#define CTX_SYSREGS_END CTX_TIMER_SYSREGS_OFF
-#endif /* __NS_TIMER_SWITCH__ */
+#define CTX_TIMER_SYSREGS_END CTX_AARCH32_END
+#endif /* NS_TIMER_SWITCH */
+
+/*
+ * End of system registers.
+ */
+#define CTX_SYSREGS_END CTX_TIMER_SYSREGS_END
/*******************************************************************************
* Constants that allow assembler code to access members of and the 'fp_regs'
#define CTX_FPREGS_END U(0)
#endif
+/*******************************************************************************
+ * Registers related to CVE-2018-3639
+ ******************************************************************************/
#define CTX_CVE_2018_3639_OFFSET (CTX_FPREGS_OFFSET + CTX_FPREGS_END)
#define CTX_CVE_2018_3639_DISABLE U(0)
#define CTX_CVE_2018_3639_END U(0x10) /* Align to the next 16 byte boundary */
+/*******************************************************************************
+ * Registers related to ARMv8.3-PAuth.
+ ******************************************************************************/
+#define CTX_PAUTH_REGS_OFFSET (CTX_CVE_2018_3639_OFFSET + CTX_CVE_2018_3639_END)
+#if CTX_INCLUDE_PAUTH_REGS
+#define CTX_PACIAKEY_LO U(0x0)
+#define CTX_PACIAKEY_HI U(0x8)
+#define CTX_PACIBKEY_LO U(0x10)
+#define CTX_PACIBKEY_HI U(0x18)
+#define CTX_PACDAKEY_LO U(0x20)
+#define CTX_PACDAKEY_HI U(0x28)
+#define CTX_PACDBKEY_LO U(0x30)
+#define CTX_PACDBKEY_HI U(0x38)
+#define CTX_PACGAKEY_LO U(0x40)
+#define CTX_PACGAKEY_HI U(0x48)
+#define CTX_PACGAKEY_END U(0x50)
+#define CTX_PAUTH_REGS_END U(0x60) /* Align to the next 16 byte boundary */
+#else
+#define CTX_PAUTH_REGS_END U(0)
+#endif /* CTX_INCLUDE_PAUTH_REGS */
+
#ifndef __ASSEMBLY__
#include <stdint.h>
-#include <platform_def.h> /* for CACHE_WRITEBACK_GRANULE */
-
#include <lib/cassert.h>
/*
#define CTX_GPREG_ALL (CTX_GPREGS_END >> DWORD_SHIFT)
#define CTX_SYSREG_ALL (CTX_SYSREGS_END >> DWORD_SHIFT)
#if CTX_INCLUDE_FPREGS
-#define CTX_FPREG_ALL (CTX_FPREGS_END >> DWORD_SHIFT)
+# define CTX_FPREG_ALL (CTX_FPREGS_END >> DWORD_SHIFT)
#endif
#define CTX_EL3STATE_ALL (CTX_EL3STATE_END >> DWORD_SHIFT)
#define CTX_CVE_2018_3639_ALL (CTX_CVE_2018_3639_END >> DWORD_SHIFT)
+#if CTX_INCLUDE_PAUTH_REGS
+# define CTX_PAUTH_REGS_ALL (CTX_PAUTH_REGS_END >> DWORD_SHIFT)
+#endif
/*
* AArch64 general purpose register context structure. Usually x0-x18,
/* Function pointer used by CVE-2018-3639 dynamic mitigation */
DEFINE_REG_STRUCT(cve_2018_3639, CTX_CVE_2018_3639_ALL);
+/* Registers associated to ARMv8.3-PAuth */
+#if CTX_INCLUDE_PAUTH_REGS
+DEFINE_REG_STRUCT(pauth, CTX_PAUTH_REGS_ALL);
+#endif
+
/*
* Macros to access members of any of the above structures using their
* offsets
fp_regs_t fpregs_ctx;
#endif
cve_2018_3639_t cve_2018_3639_ctx;
+#if CTX_INCLUDE_PAUTH_REGS
+ pauth_t pauth_ctx;
+#endif
} cpu_context_t;
/* Macros to access members of the 'cpu_context_t' structure */
#define get_el3state_ctx(h) (&((cpu_context_t *) h)->el3state_ctx)
#if CTX_INCLUDE_FPREGS
-#define get_fpregs_ctx(h) (&((cpu_context_t *) h)->fpregs_ctx)
+# define get_fpregs_ctx(h) (&((cpu_context_t *) h)->fpregs_ctx)
#endif
#define get_sysregs_ctx(h) (&((cpu_context_t *) h)->sysregs_ctx)
#define get_gpregs_ctx(h) (&((cpu_context_t *) h)->gpregs_ctx)
#define get_cve_2018_3639_ctx(h) (&((cpu_context_t *) h)->cve_2018_3639_ctx)
+#if CTX_INCLUDE_PAUTH_REGS
+# define get_pauth_ctx(h) (&((cpu_context_t *) h)->pauth_ctx)
+#endif
/*
* Compile time assertions related to the 'cpu_context' structure to
assert_core_context_el3state_offset_mismatch);
CASSERT(CTX_CVE_2018_3639_OFFSET == __builtin_offsetof(cpu_context_t, cve_2018_3639_ctx), \
assert_core_context_cve_2018_3639_offset_mismatch);
+#if CTX_INCLUDE_PAUTH_REGS
+CASSERT(CTX_PAUTH_REGS_OFFSET == __builtin_offsetof(cpu_context_t, pauth_ctx), \
+ assert_core_context_pauth_offset_mismatch);
+#endif
/*
* Helper macro to set the general purpose registers that correspond to
void fpregs_context_restore(fp_regs_t *regs);
#endif
-
-#undef CTX_SYSREG_ALL
-#if CTX_INCLUDE_FPREGS
-#undef CTX_FPREG_ALL
-#endif
-#undef CTX_GPREG_ALL
-#undef CTX_EL3STATE_ALL
-
#endif /* __ASSEMBLY__ */
#endif /* CONTEXT_H */
/*
- * Copyright (c) 2017-2018, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2017-2019, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#ifndef PUBSUB_H
#define PUBSUB_H
-#define __pubsub_start_sym(event) __pubsub_##event##_start
-#define __pubsub_end_sym(event) __pubsub_##event##_end
-
#ifdef __LINKER__
/* For the linker ... */
-
+#define __pubsub_start_sym(event) __pubsub_##event##_start
+#define __pubsub_end_sym(event) __pubsub_##event##_end
#define __pubsub_section(event) __pubsub_##event
/*
* contexts. In linker context, this collects pubsub sections for each event,
* placing guard symbols around each.
*/
+#if defined(USE_ARM_LINK)
+#define REGISTER_PUBSUB_EVENT(event) \
+ __pubsub_start_sym(event) +0 FIXED \
+ { \
+ *(__pubsub_section(event)) \
+ } \
+ __pubsub_end_sym(event) +0 FIXED EMPTY 0 \
+ { \
+ /* placeholder */ \
+ }
+#else
#define REGISTER_PUBSUB_EVENT(event) \
__pubsub_start_sym(event) = .; \
KEEP(*(__pubsub_section(event))); \
__pubsub_end_sym(event) = .
+#endif
#else /* __LINKER__ */
#include <arch_helpers.h>
+#if defined(USE_ARM_LINK)
+#define __pubsub_start_sym(event) Load$$__pubsub_##event##_start$$Base
+#define __pubsub_end_sym(event) Load$$__pubsub_##event##_end$$Base
+#else
+#define __pubsub_start_sym(event) __pubsub_##event##_start
+#define __pubsub_end_sym(event) __pubsub_##event##_end
+#endif
+
#define __pubsub_section(event) __section("__pubsub_" #event)
/*
/*
* Have the function func called back when the specified event happens. This
* macro places the function address into the pubsub section, which is picked up
- * and invoked by the invoke_pubsubs() function via. the PUBLISH_EVENT* macros.
+ * and invoked by the invoke_pubsubs() function via the PUBLISH_EVENT* macros.
*
* The extern declaration is there to satisfy MISRA C-2012 rule 8.4.
*/
*/
uint32_t syndrome;
- /* For errors signalled via. interrupt, the raw interrupt ID; otherwise, 0. */
+ /* For errors signalled via interrupt, the raw interrupt ID; otherwise, 0. */
unsigned int interrupt;
};
union {
struct {
/*
- * For a group accessed via. memory-mapped register,
+ * For a group accessed via memory-mapped register,
* base address of the page hosting error records, and
* the size of the record group.
*/
struct {
/*
- * For error records accessed via. system register, index of
+ * For error records accessed via system register, index of
* the error record.
*/
unsigned int idx_start;
/*
- * Copyright (c) 2013-2018, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2013-2019, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
void bl2_plat_preload_setup(void);
int plat_try_next_boot_source(void);
int plat_get_mbedtls_heap(void **heap_addr, size_t *heap_size);
+uint64_t *plat_init_apiakey(void);
/*******************************************************************************
* Mandatory BL1 functions
/*
- * Copyright (c) 2017, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2017-2019, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
bx lr
endfunc cortex_a53_disable_smp
+ /* ---------------------------------------------------
+ * Errata Workaround for Cortex A53 Errata #819472.
+ * This applies only to revision <= r0p1 of Cortex A53.
+ * ---------------------------------------------------
+ */
+func check_errata_819472
+ /*
+ * Even though this is only needed for revision <= r0p1, it
+ * is always applied due to limitations of the current
+ * errata framework.
+ */
+ mov r0, #ERRATA_APPLIES
+ bx lr
+endfunc check_errata_819472
+
+ /* ---------------------------------------------------
+ * Errata Workaround for Cortex A53 Errata #824069.
+ * This applies only to revision <= r0p2 of Cortex A53.
+ * ---------------------------------------------------
+ */
+func check_errata_824069
+ /*
+ * Even though this is only needed for revision <= r0p2, it
+ * is always applied due to limitations of the current
+ * errata framework.
+ */
+ mov r0, #ERRATA_APPLIES
+ bx lr
+endfunc check_errata_824069
+
/* --------------------------------------------------
* Errata Workaround for Cortex A53 Errata #826319.
* This applies only to revision <= r0p2 of Cortex A53.
b cpu_rev_var_ls
endfunc check_errata_826319
+ /* ---------------------------------------------------
+ * Errata Workaround for Cortex A53 Errata #827319.
+ * This applies only to revision <= r0p2 of Cortex A53.
+ * ---------------------------------------------------
+ */
+func check_errata_827319
+ /*
+ * Even though this is only needed for revision <= r0p2, it
+ * is always applied due to limitations of the current
+ * errata framework.
+ */
+ mov r0, #ERRATA_APPLIES
+ bx lr
+endfunc check_errata_827319
+
/* ---------------------------------------------------------------------
* Disable the cache non-temporal hint.
*
* Report all errata. The revision-variant information is passed to
* checking functions of each errata.
*/
+ report_errata ERRATA_A53_819472, cortex_a53, 819472
+ report_errata ERRATA_A53_824069, cortex_a53, 824069
report_errata ERRATA_A53_826319, cortex_a53, 826319
+ report_errata ERRATA_A53_827319, cortex_a53, 827319
report_errata ERRATA_A53_836870, cortex_a53, disable_non_temporal_hint
report_errata ERRATA_A53_855873, cortex_a53, 855873
/*
- * Copyright (c) 2017, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2017-2019, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
mov r0, #1
stcopr r0, DBGOSDLR
isb
+#if ERRATA_A57_817169
+ /*
+ * Invalidate any TLB address
+ */
+ mov r0, #0
+ stcopr r0, TLBIMVA
+#endif
dsb sy
bx lr
endfunc cortex_a57_disable_ext_debug
b cpu_rev_var_ls
endfunc check_errata_813420
+ /* ---------------------------------------------------
+ * Errata Workaround for Cortex A57 Errata #814670.
+ * This applies only to revision r0p0 of Cortex A57.
+ * Inputs:
+ * r0: variant[4:7] and revision[0:3] of current cpu.
+ * Shall clobber: r0-r3
+ * ---------------------------------------------------
+ */
+func errata_a57_814670_wa
+ /*
+ * Compare r0 against revision r0p0
+ */
+ mov r2, lr
+ bl check_errata_814670
+ cmp r0, #ERRATA_NOT_APPLIES
+ beq 1f
+ ldcopr16 r0, r1, CORTEX_A57_CPUACTLR
+ orr64_imm r0, r1, CORTEX_A57_CPUACTLR_DIS_DMB_NULLIFICATION
+ stcopr16 r0, r1, CORTEX_A57_CPUACTLR
+ isb
+1:
+ bx r2
+endfunc errata_a57_814670_wa
+
+func check_errata_814670
+ mov r1, #0x00
+ b cpu_rev_var_ls
+endfunc check_errata_814670
+
+ /* ----------------------------------------------------
+ * Errata Workaround for Cortex A57 Errata #817169.
+ * This applies only to revision <= r0p1 of Cortex A57.
+ * ----------------------------------------------------
+ */
+func check_errata_817169
+ /*
+ * Even though this is only needed for revision <= r0p1, it
+ * is always applied because of the low cost of the workaround.
+ */
+ mov r0, #ERRATA_APPLIES
+ bx lr
+endfunc check_errata_817169
+
/* --------------------------------------------------------------------
* Disable the over-read from the LDNP instruction.
*
bl errata_a57_813420_wa
#endif
+#if ERRATA_A57_814670
+ mov r0, r4
+ bl errata_a57_814670_wa
+#endif
+
#if A57_DISABLE_NON_TEMPORAL_HINT
mov r0, r4
bl a57_disable_ldnp_overread
report_errata ERRATA_A57_806969, cortex_a57, 806969
report_errata ERRATA_A57_813419, cortex_a57, 813419
report_errata ERRATA_A57_813420, cortex_a57, 813420
+ report_errata ERRATA_A57_814670, cortex_a57, 814670
+ report_errata ERRATA_A57_817169, cortex_a57, 817169
report_errata A57_DISABLE_NON_TEMPORAL_HINT, cortex_a57, \
disable_ldnp_overread
report_errata ERRATA_A57_826974, cortex_a57, 826974
/*
- * Copyright (c) 2016-2017, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2016-2019, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <asm_macros.S>
#include <assert_macros.S>
#include <cpu_macros.S>
+#include <common/bl_common.h>
#include <lib/el3_runtime/cpu_data.h>
#if defined(IMAGE_BL1) || defined(IMAGE_BL32) || (defined(IMAGE_BL2) && BL2_AT_EL3)
/*
- * Copyright (c) 2014-2018, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2014-2019, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
ret
endfunc cortex_a53_disable_smp
+ /* ---------------------------------------------------
+ * Errata Workaround for Cortex A53 Errata #819472.
+ * This applies only to revision <= r0p1 of Cortex A53.
+ * ---------------------------------------------------
+ */
+func check_errata_819472
+ /*
+ * Even though this is only needed for revision <= r0p1, it
+ * is always applied due to limitations of the current
+ * errata framework.
+ */
+ mov x0, #ERRATA_APPLIES
+ ret
+endfunc check_errata_819472
+
+ /* ---------------------------------------------------
+ * Errata Workaround for Cortex A53 Errata #824069.
+ * This applies only to revision <= r0p2 of Cortex A53.
+ * ---------------------------------------------------
+ */
+func check_errata_824069
+ /*
+ * Even though this is only needed for revision <= r0p2, it
+ * is always applied due to limitations of the current
+ * errata framework.
+ */
+ mov x0, #ERRATA_APPLIES
+ ret
+endfunc check_errata_824069
+
/* --------------------------------------------------
* Errata Workaround for Cortex A53 Errata #826319.
* This applies only to revision <= r0p2 of Cortex A53.
b cpu_rev_var_ls
endfunc check_errata_826319
+ /* ---------------------------------------------------
+ * Errata Workaround for Cortex A53 Errata #827319.
+ * This applies only to revision <= r0p2 of Cortex A53.
+ * ---------------------------------------------------
+ */
+func check_errata_827319
+ /*
+ * Even though this is only needed for revision <= r0p2, it
+ * is always applied due to limitations of the current
+ * errata framework.
+ */
+ mov x0, #ERRATA_APPLIES
+ ret
+endfunc check_errata_827319
+
/* ---------------------------------------------------------------------
* Disable the cache non-temporal hint.
*
* Report all errata. The revision-variant information is passed to
* checking functions of each errata.
*/
+ report_errata ERRATA_A53_819472, cortex_a53, 819472
+ report_errata ERRATA_A53_824069, cortex_a53, 824069
report_errata ERRATA_A53_826319, cortex_a53, 826319
+ report_errata ERRATA_A53_827319, cortex_a53, 827319
report_errata ERRATA_A53_835769, cortex_a53, 835769
report_errata ERRATA_A53_836870, cortex_a53, disable_non_temporal_hint
report_errata ERRATA_A53_843419, cortex_a53, 843419
/*
- * Copyright (c) 2017-2018, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2017-2019, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <cpu_macros.S>
#include <plat_macros.S>
+ /* --------------------------------------------------
+ * Errata Workaround for Cortex A55 Errata #768277.
+ * This applies only to revision r0p0 of Cortex A55.
+ * Inputs:
+ * x0: variant[4:7] and revision[0:3] of current cpu.
+ * Shall clobber: x0-x17
+ * --------------------------------------------------
+ */
+func errata_a55_768277_wa
+ /*
+ * Compare x0 against revision r0p0
+ */
+ mov x17, x30
+ bl check_errata_768277
+ cbz x0, 1f
+ mrs x1, CORTEX_A55_CPUACTLR_EL1
+ orr x1, x1, #CORTEX_A55_CPUACTLR_EL1_DISABLE_DUAL_ISSUE
+ msr CORTEX_A55_CPUACTLR_EL1, x1
+ isb
+1:
+ ret x17
+endfunc errata_a55_768277_wa
+
+func check_errata_768277
+ mov x1, #0x00
+ b cpu_rev_var_ls
+endfunc check_errata_768277
+
+ /* ------------------------------------------------------------------
+ * Errata Workaround for Cortex A55 Errata #778703.
+ * This applies only to revision r0p0 of Cortex A55 where L2 cache is
+ * not configured.
+ * Inputs:
+ * x0: variant[4:7] and revision[0:3] of current cpu.
+ * Shall clobber: x0-x17
+ * ------------------------------------------------------------------
+ */
+func errata_a55_778703_wa
+ /*
+ * Compare x0 against revision r0p0 and check that no private L2 cache
+ * is configured
+ */
+ mov x17, x30
+ bl check_errata_778703
+ cbz x0, 1f
+ mrs x1, CORTEX_A55_CPUECTLR_EL1
+ orr x1, x1, #CORTEX_A55_CPUECTLR_EL1_L1WSCTL
+ msr CORTEX_A55_CPUECTLR_EL1, x1
+ mrs x1, CORTEX_A55_CPUACTLR_EL1
+ orr x1, x1, #CORTEX_A55_CPUACTLR_EL1_DISABLE_WRITE_STREAMING
+ msr CORTEX_A55_CPUACTLR_EL1, x1
+ isb
+1:
+ ret x17
+endfunc errata_a55_778703_wa
+
+func check_errata_778703
+ mov x16, x30
+ mov x1, #0x00
+ bl cpu_rev_var_ls
+ /*
+ * Check that no private L2 cache is configured
+ */
+ mrs x1, CORTEX_A55_CLIDR_EL1
+ and x1, x1, CORTEX_A55_CLIDR_EL1_CTYPE3
+ cmp x1, #0
+ mov x2, #ERRATA_NOT_APPLIES
+ csel x0, x0, x2, eq
+ ret x16
+endfunc check_errata_778703
+
+ /* --------------------------------------------------
+ * Errata Workaround for Cortex A55 Errata #798797.
+ * This applies only to revision r0p0 of Cortex A55.
+ * Inputs:
+ * x0: variant[4:7] and revision[0:3] of current cpu.
+ * Shall clobber: x0-x17
+ * --------------------------------------------------
+ */
+func errata_a55_798797_wa
+ /*
+ * Compare x0 against revision r0p0
+ */
+ mov x17, x30
+ bl check_errata_798797
+ cbz x0, 1f
+ mrs x1, CORTEX_A55_CPUACTLR_EL1
+ orr x1, x1, #CORTEX_A55_CPUACTLR_EL1_DISABLE_L1_PAGEWALKS
+ msr CORTEX_A55_CPUACTLR_EL1, x1
+ isb
+1:
+ ret x17
+endfunc errata_a55_798797_wa
+
+func check_errata_798797
+ mov x1, #0x00
+ b cpu_rev_var_ls
+endfunc check_errata_798797
+
+ /* --------------------------------------------------------------------
+ * Errata Workaround for Cortex A55 Errata #846532.
+ * This applies only to revisions <= r0p1 of Cortex A55.
+ * Disabling dual-issue has a small impact on performance. Disabling a
+ * power optimization feature is an alternate workaround with no impact
+ * on performance but with an increase in power consumption (see errata
+ * notice).
+ * Inputs:
+ * x0: variant[4:7] and revision[0:3] of current cpu.
+ * Shall clobber: x0-x17
+ * --------------------------------------------------------------------
+ */
+func errata_a55_846532_wa
+ /*
+ * Compare x0 against revision r0p1
+ */
+ mov x17, x30
+ bl check_errata_846532
+ cbz x0, 1f
+ mrs x1, CORTEX_A55_CPUACTLR_EL1
+ orr x1, x1, #CORTEX_A55_CPUACTLR_EL1_DISABLE_DUAL_ISSUE
+ msr CORTEX_A55_CPUACTLR_EL1, x1
+ isb
+1:
+ ret x17
+endfunc errata_a55_846532_wa
+
+func check_errata_846532
+ mov x1, #0x01
+ b cpu_rev_var_ls
+endfunc check_errata_846532
+
+ /* -----------------------------------------------------
+ * Errata Workaround for Cortex A55 Errata #903758.
+ * This applies only to revisions <= r0p1 of Cortex A55.
+ * Inputs:
+ * x0: variant[4:7] and revision[0:3] of current cpu.
+ * Shall clobber: x0-x17
+ * -----------------------------------------------------
+ */
+func errata_a55_903758_wa
+ /*
+ * Compare x0 against revision r0p1
+ */
+ mov x17, x30
+ bl check_errata_903758
+ cbz x0, 1f
+ mrs x1, CORTEX_A55_CPUACTLR_EL1
+ orr x1, x1, #CORTEX_A55_CPUACTLR_EL1_DISABLE_L1_PAGEWALKS
+ msr CORTEX_A55_CPUACTLR_EL1, x1
+ isb
+1:
+ ret x17
+endfunc errata_a55_903758_wa
+
+func check_errata_903758
+ mov x1, #0x01
+ b cpu_rev_var_ls
+endfunc check_errata_903758
+
func cortex_a55_reset_func
mov x19, x30
+
#if ERRATA_DSU_936184
bl errata_dsu_936184_wa
#endif
+
+ bl cpu_get_rev_var
+ mov x18, x0
+
+#if ERRATA_A55_768277
+ mov x0, x18
+ bl errata_a55_768277_wa
+#endif
+
+#if ERRATA_A55_778703
+ mov x0, x18
+ bl errata_a55_778703_wa
+#endif
+
+#if ERRATA_A55_798797
+ mov x0, x18
+ bl errata_a55_798797_wa
+#endif
+
+#if ERRATA_A55_846532
+ mov x0, x18
+ bl errata_a55_846532_wa
+#endif
+
+#if ERRATA_A55_903758
+ mov x0, x18
+ bl errata_a55_903758_wa
+#endif
+
ret x19
endfunc cortex_a55_reset_func
* "report_errata" is expecting it and it doesn't corrupt it.
*/
report_errata ERRATA_DSU_936184, cortex_a55, dsu_936184
+ report_errata ERRATA_A55_768277, cortex_a55, 768277
+ report_errata ERRATA_A55_778703, cortex_a55, 778703
+ report_errata ERRATA_A55_798797, cortex_a55, 798797
+ report_errata ERRATA_A55_846532, cortex_a55, 846532
+ report_errata ERRATA_A55_903758, cortex_a55, 903758
ldp x8, x30, [sp], #16
ret
/*
- * Copyright (c) 2014-2018, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2014-2019, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
mov x0, #1
msr osdlr_el1, x0
isb
+#if ERRATA_A57_817169
+ /*
+ * Invalidate any TLB address
+ */
+ mov x0, #0
+ tlbi vae3, x0
+#endif
dsb sy
ret
endfunc cortex_a57_disable_ext_debug
b cpu_rev_var_ls
endfunc check_errata_813420
+ /* ---------------------------------------------------
+ * Errata Workaround for Cortex A57 Errata #814670.
+ * This applies only to revision r0p0 of Cortex A57.
+ * Inputs:
+ * x0: variant[4:7] and revision[0:3] of current cpu.
+ * Shall clobber: x0-x17
+ * ---------------------------------------------------
+ */
+func errata_a57_814670_wa
+ /*
+ * Compare x0 against revision r0p0
+ */
+ mov x17, x30
+ bl check_errata_814670
+ cbz x0, 1f
+ mrs x1, CORTEX_A57_CPUACTLR_EL1
+ orr x1, x1, #CORTEX_A57_CPUACTLR_EL1_DIS_DMB_NULLIFICATION
+ msr CORTEX_A57_CPUACTLR_EL1, x1
+ isb
+1:
+ ret x17
+endfunc errata_a57_814670_wa
+
+func check_errata_814670
+ mov x1, #0x00
+ b cpu_rev_var_ls
+endfunc check_errata_814670
+
+ /* ----------------------------------------------------
+ * Errata Workaround for Cortex A57 Errata #817169.
+ * This applies only to revision <= r0p1 of Cortex A57.
+ * ----------------------------------------------------
+ */
+func check_errata_817169
+ /*
+ * Even though this is only needed for revision <= r0p1, it
+ * is always applied because of the low cost of the workaround.
+ */
+ mov x0, #ERRATA_APPLIES
+ ret
+endfunc check_errata_817169
+
/* --------------------------------------------------------------------
* Disable the over-read from the LDNP instruction.
*
bl errata_a57_813420_wa
#endif
+#if ERRATA_A57_814670
+ mov x0, x18
+ bl errata_a57_814670_wa
+#endif
+
#if A57_DISABLE_NON_TEMPORAL_HINT
mov x0, x18
bl a57_disable_ldnp_overread
report_errata ERRATA_A57_806969, cortex_a57, 806969
report_errata ERRATA_A57_813419, cortex_a57, 813419
report_errata ERRATA_A57_813420, cortex_a57, 813420
+ report_errata ERRATA_A57_814670, cortex_a57, 814670
+ report_errata ERRATA_A57_817169, cortex_a57, 817169
report_errata A57_DISABLE_NON_TEMPORAL_HINT, cortex_a57, \
disable_ldnp_overread
report_errata ERRATA_A57_826974, cortex_a57, 826974
/*
- * Copyright (c) 2016-2018, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2016-2019, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
ret
endfunc cortex_a73_disable_smp
+ /* ---------------------------------------------------
+ * Errata Workaround for Cortex A73 Errata #852427.
+ * This applies only to revision r0p0 of Cortex A73.
+ * Inputs:
+ * x0: variant[4:7] and revision[0:3] of current cpu.
+ * Shall clobber: x0-x17
+ * ---------------------------------------------------
+ */
+func errata_a73_852427_wa
+ /*
+ * Compare x0 against revision r0p0
+ */
+ mov x17, x30
+ bl check_errata_852427
+ cbz x0, 1f
+ mrs x1, CORTEX_A73_DIAGNOSTIC_REGISTER
+ orr x1, x1, #(1 << 12)
+ msr CORTEX_A73_DIAGNOSTIC_REGISTER, x1
+ isb
+1:
+ ret x17
+endfunc errata_a73_852427_wa
+
+func check_errata_852427
+ mov x1, #0x00
+ b cpu_rev_var_ls
+endfunc check_errata_852427
+
+ /* ---------------------------------------------------
+ * Errata Workaround for Cortex A73 Errata #855423.
+ * This applies only to revision <= r0p1 of Cortex A73.
+ * Inputs:
+ * x0: variant[4:7] and revision[0:3] of current cpu.
+ * Shall clobber: x0-x17
+ * ---------------------------------------------------
+ */
+func errata_a73_855423_wa
+ /*
+ * Compare x0 against revision r0p1
+ */
+ mov x17, x30
+ bl check_errata_855423
+ cbz x0, 1f
+ mrs x1, CORTEX_A73_IMP_DEF_REG2
+ orr x1, x1, #(1 << 7)
+ msr CORTEX_A73_IMP_DEF_REG2, x1
+ isb
+1:
+ ret x17
+endfunc errata_a73_855423_wa
+
+func check_errata_855423
+ mov x1, #0x01
+ b cpu_rev_var_ls
+endfunc check_errata_855423
+
+ /* -------------------------------------------------
+ * The CPU Ops reset function for Cortex-A73.
+ * -------------------------------------------------
+ */
+
func cortex_a73_reset_func
+ mov x19, x30
+ bl cpu_get_rev_var
+ mov x18, x0
+
+#if ERRATA_A73_852427
+ mov x0, x18
+ bl errata_a73_852427_wa
+#endif
+
+#if ERRATA_A73_855423
+ mov x0, x18
+ bl errata_a73_855423_wa
+#endif
+
#if IMAGE_BL31 && WORKAROUND_CVE_2017_5715
cpu_check_csv2 x0, 1f
adr x0, wa_cve_2017_5715_bpiall_vbar
orr x0, x0, #CORTEX_A73_CPUECTLR_SMP_BIT
msr CORTEX_A73_CPUECTLR_EL1, x0
isb
- ret
+ ret x19
endfunc cortex_a73_reset_func
func cortex_a73_core_pwr_dwn
* Report all errata. The revision-variant information is passed to
* checking functions of each errata.
*/
+ report_errata ERRATA_A73_852427, cortex_a73, 852427
+ report_errata ERRATA_A73_855423, cortex_a73, 855423
report_errata WORKAROUND_CVE_2017_5715, cortex_a73, cve_2017_5715
report_errata WORKAROUND_CVE_2018_3639, cortex_a73, cve_2018_3639
/*
- * Copyright (c) 2017-2018, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2017-2019, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <cpuamu.h>
#include <cpu_macros.S>
+ /* --------------------------------------------------
+ * Errata Workaround for Cortex A75 Errata #764081.
+ * This applies only to revision r0p0 of Cortex A75.
+ * Inputs:
+ * x0: variant[4:7] and revision[0:3] of current cpu.
+ * Shall clobber: x0-x17
+ * --------------------------------------------------
+ */
+func errata_a75_764081_wa
+ /*
+ * Compare x0 against revision r0p0
+ */
+ mov x17, x30
+ bl check_errata_764081
+ cbz x0, 1f
+ mrs x1, sctlr_el3
+ orr x1, x1 ,#SCTLR_IESB_BIT
+ msr sctlr_el3, x1
+ isb
+1:
+ ret x17
+endfunc errata_a75_764081_wa
+
+func check_errata_764081
+ mov x1, #0x00
+ b cpu_rev_var_ls
+endfunc check_errata_764081
+
+ /* --------------------------------------------------
+ * Errata Workaround for Cortex A75 Errata #790748.
+ * This applies only to revision r0p0 of Cortex A75.
+ * Inputs:
+ * x0: variant[4:7] and revision[0:3] of current cpu.
+ * Shall clobber: x0-x17
+ * --------------------------------------------------
+ */
+func errata_a75_790748_wa
+ /*
+ * Compare x0 against revision r0p0
+ */
+ mov x17, x30
+ bl check_errata_790748
+ cbz x0, 1f
+ mrs x1, CORTEX_A75_CPUACTLR_EL1
+ orr x1, x1 ,#(1 << 13)
+ msr CORTEX_A75_CPUACTLR_EL1, x1
+ isb
+1:
+ ret x17
+endfunc errata_a75_790748_wa
+
+func check_errata_790748
+ mov x1, #0x00
+ b cpu_rev_var_ls
+endfunc check_errata_790748
+
+ /* -------------------------------------------------
+ * The CPU Ops reset function for Cortex-A75.
+ * -------------------------------------------------
+ */
func cortex_a75_reset_func
mov x19, x30
+ bl cpu_get_rev_var
+ mov x18, x0
+
+#if ERRATA_A75_764081
+ mov x0, x18
+ bl errata_a75_764081_wa
+#endif
+
+#if ERRATA_A75_790748
+ mov x0, x18
+ bl errata_a75_790748_wa
+#endif
+
#if IMAGE_BL31 && WORKAROUND_CVE_2017_5715
cpu_check_csv2 x0, 1f
adr x0, wa_cve_2017_5715_bpiall_vbar
* Report all errata. The revision-variant information is passed to
* checking functions of each errata.
*/
+ report_errata ERRATA_A75_764081, cortex_a75, 764081
+ report_errata ERRATA_A75_790748, cortex_a75, 790748
report_errata WORKAROUND_CVE_2017_5715, cortex_a75, cve_2017_5715
report_errata WORKAROUND_CVE_2018_3639, cortex_a75, cve_2018_3639
report_errata ERRATA_DSU_936184, cortex_a75, dsu_936184
/*
- * Copyright (c) 2017-2018, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2017-2019, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
b serror_aarch32
end_vector_entry cortex_a76_serror_aarch32
+ /* --------------------------------------------------
+ * Errata Workaround for Cortex A76 Errata #1073348.
+ * This applies only to revision <= r1p0 of Cortex A76.
+ * Inputs:
+ * x0: variant[4:7] and revision[0:3] of current cpu.
+ * Shall clobber: x0-x17
+ * --------------------------------------------------
+ */
+func errata_a76_1073348_wa
+ /*
+ * Compare x0 against revision r1p0
+ */
+ mov x17, x30
+ bl check_errata_1073348
+ cbz x0, 1f
+ mrs x1, CORTEX_A76_CPUACTLR_EL1
+ orr x1, x1 ,#CORTEX_A76_CPUACTLR_EL1_DISABLE_STATIC_PREDICTION
+ msr CORTEX_A76_CPUACTLR_EL1, x1
+ isb
+1:
+ ret x17
+ endfunc errata_a76_1073348_wa
+
+func check_errata_1073348
+ mov x1, #0x10
+ b cpu_rev_var_ls
+endfunc check_errata_1073348
+
+ /* --------------------------------------------------
+ * Errata Workaround for Cortex A76 Errata #1130799.
+ * This applies only to revision <= r2p0 of Cortex A76.
+ * Inputs:
+ * x0: variant[4:7] and revision[0:3] of current cpu.
+ * Shall clobber: x0-x17
+ * --------------------------------------------------
+ */
+func errata_a76_1130799_wa
+ /*
+ * Compare x0 against revision r2p0
+ */
+ mov x17, x30
+ bl check_errata_1130799
+ cbz x0, 1f
+ mrs x1, CORTEX_A76_CPUACTLR2_EL1
+ orr x1, x1 ,#(1 << 59)
+ msr CORTEX_A76_CPUACTLR2_EL1, x1
+ isb
+1:
+ ret x17
+endfunc errata_a76_1130799_wa
+
+func check_errata_1130799
+ mov x1, #0x20
+ b cpu_rev_var_ls
+endfunc check_errata_1130799
+
+ /* --------------------------------------------------
+ * Errata Workaround for Cortex A76 Errata #1220197.
+ * This applies only to revision <= r2p0 of Cortex A76.
+ * Inputs:
+ * x0: variant[4:7] and revision[0:3] of current cpu.
+ * Shall clobber: x0-x17
+ * --------------------------------------------------
+ */
+func errata_a76_1220197_wa
+/*
+ * Compare x0 against revision r2p0
+ */
+ mov x17, x30
+ bl check_errata_1220197
+ cbz x0, 1f
+ mrs x1, CORTEX_A76_CPUECTLR_EL1
+ orr x1, x1, #CORTEX_A76_CPUECTLR_EL1_WS_THR_L2
+ msr CORTEX_A76_CPUECTLR_EL1, x1
+ isb
+1:
+ ret x17
+endfunc errata_a76_1220197_wa
+
+func check_errata_1220197
+ mov x1, #0x20
+ b cpu_rev_var_ls
+endfunc check_errata_1220197
+
func check_errata_cve_2018_3639
#if WORKAROUND_CVE_2018_3639
mov x0, #ERRATA_APPLIES
ret
endfunc cortex_a76_disable_wa_cve_2018_3639
+ /* -------------------------------------------------
+ * The CPU Ops reset function for Cortex-A76.
+ * Shall clobber: x0-x19
+ * -------------------------------------------------
+ */
func cortex_a76_reset_func
mov x19, x30
+ bl cpu_get_rev_var
+ mov x18, x0
+
+#if ERRATA_A76_1073348
+ mov x0, x18
+ bl errata_a76_1073348_wa
+#endif
+
+#if ERRATA_A76_1130799
+ mov x0, x18
+ bl errata_a76_1130799_wa
+#endif
+
+#if ERRATA_A76_1220197
+ mov x0, x18
+ bl errata_a76_1220197_wa
+#endif
#if WORKAROUND_CVE_2018_3639
/* If the PE implements SSBS, we don't need the dynamic workaround */
* Report all errata. The revision-variant information is passed to
* checking functions of each errata.
*/
+ report_errata ERRATA_A76_1073348, cortex_a76, 1073348
+ report_errata ERRATA_A76_1130799, cortex_a76, 1130799
+ report_errata ERRATA_A76_1220197, cortex_a76, 1220197
report_errata WORKAROUND_CVE_2018_3639, cortex_a76, cve_2018_3639
report_errata ERRATA_DSU_936184, cortex_a76, dsu_936184
+++ /dev/null
-/*
- * Copyright (c) 2017-2018, ARM Limited and Contributors. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-#include <arch.h>
-#include <asm_macros.S>
-#include <cortex_ares.h>
-#include <cpuamu.h>
-#include <cpu_macros.S>
-
-/* --------------------------------------------------
- * Errata Workaround for Cortex-Ares Errata
- * This applies to revision r0p0 and r1p0 of Cortex-Ares.
- * Inputs:
- * x0: variant[4:7] and revision[0:3] of current cpu.
- * Shall clobber: x0-x17
- * --------------------------------------------------
- */
-func errata_ares_1043202_wa
- /* Compare x0 against revision r1p0 */
- mov x17, x30
- bl check_errata_1043202
- cbz x0, 1f
-
- /* Apply instruction patching sequence */
- ldr x0, =0x0
- msr CPUPSELR_EL3, x0
- ldr x0, =0xF3BF8F2F
- msr CPUPOR_EL3, x0
- ldr x0, =0xFFFFFFFF
- msr CPUPMR_EL3, x0
- ldr x0, =0x800200071
- msr CPUPCR_EL3, x0
- isb
-1:
- ret x17
-endfunc errata_ares_1043202_wa
-
-func check_errata_1043202
- /* Applies to r0p0 and r1p0 */
- mov x1, #0x10
- b cpu_rev_var_ls
-endfunc check_errata_1043202
-
-func cortex_ares_reset_func
- mov x19, x30
- bl cpu_get_rev_var
- mov x18, x0
-
-#if ERRATA_ARES_1043202
- mov x0, x18
- bl errata_ares_1043202_wa
-#endif
-
-#if ENABLE_AMU
- /* Make sure accesses from EL0/EL1 and EL2 are not trapped to EL3 */
- mrs x0, actlr_el3
- orr x0, x0, #CORTEX_ARES_ACTLR_AMEN_BIT
- msr actlr_el3, x0
- isb
-
- /* Make sure accesses from EL0/EL1 are not trapped to EL2 */
- mrs x0, actlr_el2
- orr x0, x0, #CORTEX_ARES_ACTLR_AMEN_BIT
- msr actlr_el2, x0
- isb
-
- /* Enable group0 counters */
- mov x0, #CORTEX_ARES_AMU_GROUP0_MASK
- msr CPUAMCNTENSET_EL0, x0
- isb
-#endif
- ret x19
-endfunc cortex_ares_reset_func
-
- /* ---------------------------------------------
- * HW will do the cache maintenance while powering down
- * ---------------------------------------------
- */
-func cortex_ares_core_pwr_dwn
- /* ---------------------------------------------
- * Enable CPU power down bit in power control register
- * ---------------------------------------------
- */
- mrs x0, CORTEX_ARES_CPUPWRCTLR_EL1
- orr x0, x0, #CORTEX_ARES_CORE_PWRDN_EN_MASK
- msr CORTEX_ARES_CPUPWRCTLR_EL1, x0
- isb
- ret
-endfunc cortex_ares_core_pwr_dwn
-
-#if REPORT_ERRATA
-/*
- * Errata printing function for Cortex-Ares. Must follow AAPCS.
- */
-func cortex_ares_errata_report
- stp x8, x30, [sp, #-16]!
-
- bl cpu_get_rev_var
- mov x8, x0
-
- /*
- * Report all errata. The revision-variant information is passed to
- * checking functions of each errata.
- */
- report_errata ERRATA_ARES_1043202, cortex_ares, 1043202
-
- ldp x8, x30, [sp], #16
- ret
-endfunc cortex_ares_errata_report
-#endif
-
- /* ---------------------------------------------
- * This function provides cortex_ares specific
- * register information for crash reporting.
- * It needs to return with x6 pointing to
- * a list of register names in ascii and
- * x8 - x15 having values of registers to be
- * reported.
- * ---------------------------------------------
- */
-.section .rodata.cortex_ares_regs, "aS"
-cortex_ares_regs: /* The ascii list of register names to be reported */
- .asciz "cpuectlr_el1", ""
-
-func cortex_ares_cpu_reg_dump
- adr x6, cortex_ares_regs
- mrs x8, CORTEX_ARES_CPUECTLR_EL1
- ret
-endfunc cortex_ares_cpu_reg_dump
-
-declare_cpu_ops cortex_ares, CORTEX_ARES_MIDR, \
- cortex_ares_reset_func, \
- cortex_ares_core_pwr_dwn
+++ /dev/null
-/*
- * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-#include <cortex_ares.h>
-#include <cpuamu.h>
-#include <lib/el3_runtime/pubsub_events.h>
-
-static void *cortex_ares_context_save(const void *arg)
-{
- if (midr_match(CORTEX_ARES_MIDR) != 0)
- cpuamu_context_save(CORTEX_ARES_AMU_NR_COUNTERS);
-
- return (void *)0;
-}
-
-static void *cortex_ares_context_restore(const void *arg)
-{
- if (midr_match(CORTEX_ARES_MIDR) != 0)
- cpuamu_context_restore(CORTEX_ARES_AMU_NR_COUNTERS);
-
- return (void *)0;
-}
-
-SUBSCRIBE_TO_EVENT(psci_suspend_pwrdown_start, cortex_ares_context_save);
-SUBSCRIBE_TO_EVENT(psci_suspend_pwrdown_finish, cortex_ares_context_restore);
+++ /dev/null
-/*
- * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-#include <arch.h>
-#include <asm_macros.S>
-#include <common/bl_common.h>
-#include <common/debug.h>
-#include <cortex_helios.h>
-#include <cpu_macros.S>
-#include <plat_macros.S>
-
-func cortex_helios_cpu_pwr_dwn
- mrs x0, CORTEX_HELIOS_CPUPWRCTLR_EL1
- orr x0, x0, #CORTEX_HELIOS_CPUPWRCTLR_EL1_CORE_PWRDN_BIT
- msr CORTEX_HELIOS_CPUPWRCTLR_EL1, x0
- isb
- ret
-endfunc cortex_helios_cpu_pwr_dwn
-
-#if REPORT_ERRATA
-/*
- * Errata printing function for Cortex Helios. Must follow AAPCS.
- */
-func cortex_helios_errata_report
- ret
-endfunc cortex_helios_errata_report
-#endif
-
-
-.section .rodata.cortex_helios_regs, "aS"
-cortex_helios_regs: /* The ascii list of register names to be reported */
- .asciz "cpuectlr_el1", ""
-
-func cortex_helios_cpu_reg_dump
- adr x6, cortex_helios_regs
- mrs x8, CORTEX_HELIOS_ECTLR_EL1
- ret
-endfunc cortex_helios_cpu_reg_dump
-
-declare_cpu_ops cortex_helios, CORTEX_HELIOS_MIDR, \
- CPU_NO_RESET_FUNC, \
- cortex_helios_cpu_pwr_dwn
/*
- * Copyright (c) 2014-2018, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2014-2019, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <arch.h>
#include <asm_macros.S>
#include <assert_macros.S>
+#include <common/bl_common.h>
#include <common/debug.h>
#include <cpu_macros.S>
#include <lib/cpus/errata_report.h>
--- /dev/null
+/*
+ * Copyright (c) 2018-2019, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+#include <arch.h>
+#include <asm_macros.S>
+#include <common/bl_common.h>
+#include <common/debug.h>
+#include <neoverse_e1.h>
+#include <cpu_macros.S>
+#include <plat_macros.S>
+
+func neoverse_e1_cpu_pwr_dwn
+ mrs x0, NEOVERSE_E1_CPUPWRCTLR_EL1
+ orr x0, x0, #NEOVERSE_E1_CPUPWRCTLR_EL1_CORE_PWRDN_BIT
+ msr NEOVERSE_E1_CPUPWRCTLR_EL1, x0
+ isb
+ ret
+endfunc neoverse_e1_cpu_pwr_dwn
+
+#if REPORT_ERRATA
+/*
+ * Errata printing function for Neoverse N1. Must follow AAPCS.
+ */
+func neoverse_e1_errata_report
+ ret
+endfunc neoverse_e1_errata_report
+#endif
+
+
+.section .rodata.neoverse_e1_regs, "aS"
+neoverse_e1_regs: /* The ascii list of register names to be reported */
+ .asciz "cpuectlr_el1", ""
+
+func neoverse_e1_cpu_reg_dump
+ adr x6, neoverse_e1_regs
+ mrs x8, NEOVERSE_E1_ECTLR_EL1
+ ret
+endfunc neoverse_e1_cpu_reg_dump
+
+declare_cpu_ops neoverse_e1, NEOVERSE_E1_MIDR, \
+ CPU_NO_RESET_FUNC, \
+ neoverse_e1_cpu_pwr_dwn
--- /dev/null
+/*
+ * Copyright (c) 2017-2019, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <arch.h>
+#include <asm_macros.S>
+#include <neoverse_n1.h>
+#include <cpuamu.h>
+#include <cpu_macros.S>
+
+/* --------------------------------------------------
+ * Errata Workaround for Neoverse N1 Errata
+ * This applies to revision r0p0 and r1p0 of Neoverse N1.
+ * Inputs:
+ * x0: variant[4:7] and revision[0:3] of current cpu.
+ * Shall clobber: x0-x17
+ * --------------------------------------------------
+ */
+func errata_n1_1043202_wa
+ /* Compare x0 against revision r1p0 */
+ mov x17, x30
+ bl check_errata_1043202
+ cbz x0, 1f
+
+ /* Apply instruction patching sequence */
+ ldr x0, =0x0
+ msr CPUPSELR_EL3, x0
+ ldr x0, =0xF3BF8F2F
+ msr CPUPOR_EL3, x0
+ ldr x0, =0xFFFFFFFF
+ msr CPUPMR_EL3, x0
+ ldr x0, =0x800200071
+ msr CPUPCR_EL3, x0
+ isb
+1:
+ ret x17
+endfunc errata_n1_1043202_wa
+
+func check_errata_1043202
+ /* Applies to r0p0 and r1p0 */
+ mov x1, #0x10
+ b cpu_rev_var_ls
+endfunc check_errata_1043202
+
+func neoverse_n1_reset_func
+ mov x19, x30
+ bl cpu_get_rev_var
+ mov x18, x0
+
+#if ERRATA_N1_1043202
+ mov x0, x18
+ bl errata_n1_1043202_wa
+#endif
+
+#if ENABLE_AMU
+ /* Make sure accesses from EL0/EL1 and EL2 are not trapped to EL3 */
+ mrs x0, actlr_el3
+ orr x0, x0, #NEOVERSE_N1_ACTLR_AMEN_BIT
+ msr actlr_el3, x0
+ isb
+
+ /* Make sure accesses from EL0/EL1 are not trapped to EL2 */
+ mrs x0, actlr_el2
+ orr x0, x0, #NEOVERSE_N1_ACTLR_AMEN_BIT
+ msr actlr_el2, x0
+ isb
+
+ /* Enable group0 counters */
+ mov x0, #NEOVERSE_N1_AMU_GROUP0_MASK
+ msr CPUAMCNTENSET_EL0, x0
+ isb
+#endif
+ ret x19
+endfunc neoverse_n1_reset_func
+
+ /* ---------------------------------------------
+ * HW will do the cache maintenance while powering down
+ * ---------------------------------------------
+ */
+func neoverse_n1_core_pwr_dwn
+ /* ---------------------------------------------
+ * Enable CPU power down bit in power control register
+ * ---------------------------------------------
+ */
+ mrs x0, NEOVERSE_N1_CPUPWRCTLR_EL1
+ orr x0, x0, #NEOVERSE_N1_CORE_PWRDN_EN_MASK
+ msr NEOVERSE_N1_CPUPWRCTLR_EL1, x0
+ isb
+ ret
+endfunc neoverse_n1_core_pwr_dwn
+
+#if REPORT_ERRATA
+/*
+ * Errata printing function for Neoverse N1. Must follow AAPCS.
+ */
+func neoverse_n1_errata_report
+ stp x8, x30, [sp, #-16]!
+
+ bl cpu_get_rev_var
+ mov x8, x0
+
+ /*
+ * Report all errata. The revision-variant information is passed to
+ * checking functions of each errata.
+ */
+ report_errata ERRATA_N1_1043202, neoverse_n1, 1043202
+
+ ldp x8, x30, [sp], #16
+ ret
+endfunc neoverse_n1_errata_report
+#endif
+
+ /* ---------------------------------------------
+ * This function provides neoverse_n1 specific
+ * register information for crash reporting.
+ * It needs to return with x6 pointing to
+ * a list of register names in ascii and
+ * x8 - x15 having values of registers to be
+ * reported.
+ * ---------------------------------------------
+ */
+.section .rodata.neoverse_n1_regs, "aS"
+neoverse_n1_regs: /* The ascii list of register names to be reported */
+ .asciz "cpuectlr_el1", ""
+
+func neoverse_n1_cpu_reg_dump
+ adr x6, neoverse_n1_regs
+ mrs x8, NEOVERSE_N1_CPUECTLR_EL1
+ ret
+endfunc neoverse_n1_cpu_reg_dump
+
+declare_cpu_ops neoverse_n1, NEOVERSE_N1_MIDR, \
+ neoverse_n1_reset_func, \
+ neoverse_n1_core_pwr_dwn
--- /dev/null
+/*
+ * Copyright (c) 2018-2019, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <neoverse_n1.h>
+#include <cpuamu.h>
+#include <lib/el3_runtime/pubsub_events.h>
+
+static void *neoverse_n1_context_save(const void *arg)
+{
+ if (midr_match(NEOVERSE_N1_MIDR) != 0)
+ cpuamu_context_save(NEOVERSE_N1_AMU_NR_COUNTERS);
+
+ return (void *)0;
+}
+
+static void *neoverse_n1_context_restore(const void *arg)
+{
+ if (midr_match(NEOVERSE_N1_MIDR) != 0)
+ cpuamu_context_restore(NEOVERSE_N1_AMU_NR_COUNTERS);
+
+ return (void *)0;
+}
+
+SUBSCRIBE_TO_EVENT(psci_suspend_pwrdown_start, neoverse_n1_context_save);
+SUBSCRIBE_TO_EVENT(psci_suspend_pwrdown_finish, neoverse_n1_context_restore);
#
-# Copyright (c) 2014-2018, ARM Limited and Contributors. All rights reserved.
+# Copyright (c) 2014-2019, ARM Limited and Contributors. All rights reserved.
#
# SPDX-License-Identifier: BSD-3-Clause
#
# These should be enabled by the platform if the erratum workaround needs to be
# applied.
+# Flag to apply erratum 819472 workaround during reset. This erratum applies
+# only to revision <= r0p1 of the Cortex A53 cpu.
+ERRATA_A53_819472 ?=0
+
+# Flag to apply erratum 824069 workaround during reset. This erratum applies
+# only to revision <= r0p2 of the Cortex A53 cpu.
+ERRATA_A53_824069 ?=0
+
# Flag to apply erratum 826319 workaround during reset. This erratum applies
# only to revision <= r0p2 of the Cortex A53 cpu.
ERRATA_A53_826319 ?=0
+# Flag to apply erratum 827319 workaround during reset. This erratum applies
+# only to revision <= r0p2 of the Cortex A53 cpu.
+ERRATA_A53_827319 ?=0
+
# Flag to apply erratum 835769 workaround at compile and link time. This
# erratum applies to revision <= r0p4 of the Cortex A53 cpu. Enabling this
# workaround can lead the linker to create "*.stub" sections.
# of by the rich OS.
ERRATA_A53_855873 ?=0
+# Flag to apply erratum 768277 workaround during reset. This erratum applies
+# only to revision r0p0 of the Cortex A55 cpu.
+ERRATA_A55_768277 ?=0
+
+# Flag to apply erratum 778703 workaround during reset. This erratum applies
+# only to revision r0p0 of the Cortex A55 cpu.
+ERRATA_A55_778703 ?=0
+
+# Flag to apply erratum 798797 workaround during reset. This erratum applies
+# only to revision r0p0 of the Cortex A55 cpu.
+ERRATA_A55_798797 ?=0
+
+# Flag to apply erratum 846532 workaround during reset. This erratum applies
+# only to revision <= r0p1 of the Cortex A55 cpu.
+ERRATA_A55_846532 ?=0
+
+# Flag to apply erratum 903758 workaround during reset. This erratum applies
+# only to revision <= r0p1 of the Cortex A55 cpu.
+ERRATA_A55_903758 ?=0
+
# Flag to apply erratum 806969 workaround during reset. This erratum applies
# only to revision r0p0 of the Cortex A57 cpu.
ERRATA_A57_806969 ?=0
# only to revision r0p0 of the Cortex A57 cpu.
ERRATA_A57_813420 ?=0
+# Flag to apply erratum 814670 workaround during reset. This erratum applies
+# only to revision r0p0 of the Cortex A57 cpu.
+ERRATA_A57_814670 ?=0
+
+# Flag to apply erratum 817169 workaround during power down. This erratum
+# applies only to revision <= r0p1 of the Cortex A57 cpu.
+ERRATA_A57_817169 ?=0
+
# Flag to apply erratum 826974 workaround during reset. This erratum applies
# only to revision <= r1p1 of the Cortex A57 cpu.
ERRATA_A57_826974 ?=0
# only to revision <= r0p3 of the Cortex A72 cpu.
ERRATA_A72_859971 ?=0
+# Flag to apply erratum 852427 workaround during reset. This erratum applies
+# only to revision r0p0 of the Cortex A73 cpu.
+ERRATA_A73_852427 ?=0
+
+# Flag to apply erratum 855423 workaround during reset. This erratum applies
+# only to revision <= r0p1 of the Cortex A73 cpu.
+ERRATA_A73_855423 ?=0
+
+# Flag to apply erratum 764081 workaround during reset. This erratum applies
+# only to revision <= r0p0 of the Cortex A75 cpu.
+ERRATA_A75_764081 ?=0
+
+# Flag to apply erratum 790748 workaround during reset. This erratum applies
+# only to revision <= r0p0 of the Cortex A75 cpu.
+ERRATA_A75_790748 ?=0
+
+# Flag to apply erratum 1073348 workaround during reset. This erratum applies
+# only to revision <= r1p0 of the Cortex A76 cpu.
+ERRATA_A76_1073348 ?=0
+
+# Flag to apply erratum 1130799 workaround during reset. This erratum applies
+# only to revision <= r2p0 of the Cortex A76 cpu.
+ERRATA_A76_1130799 ?=0
+
+# Flag to apply erratum 1220197 workaround during reset. This erratum applies
+# only to revision <= r2p0 of the Cortex A76 cpu.
+ERRATA_A76_1220197 ?=0
+
# Flag to apply T32 CLREX workaround during reset. This erratum applies
-# only to r0p0 and r1p0 of the Ares cpu.
-ERRATA_ARES_1043202 ?=1
+# only to r0p0 and r1p0 of the Neoverse N1 cpu.
+ERRATA_N1_1043202 ?=1
# Flag to apply DSU erratum 936184. This erratum applies to DSUs containing
# the ACP interface and revision < r2p0. Applying the workaround results in
# higher DSU power consumption on idle.
ERRATA_DSU_936184 ?=0
+# Process ERRATA_A53_819472 flag
+$(eval $(call assert_boolean,ERRATA_A53_819472))
+$(eval $(call add_define,ERRATA_A53_819472))
+
+# Process ERRATA_A53_824069 flag
+$(eval $(call assert_boolean,ERRATA_A53_824069))
+$(eval $(call add_define,ERRATA_A53_824069))
+
# Process ERRATA_A53_826319 flag
$(eval $(call assert_boolean,ERRATA_A53_826319))
$(eval $(call add_define,ERRATA_A53_826319))
+# Process ERRATA_A53_827319 flag
+$(eval $(call assert_boolean,ERRATA_A53_827319))
+$(eval $(call add_define,ERRATA_A53_827319))
+
# Process ERRATA_A53_835769 flag
$(eval $(call assert_boolean,ERRATA_A53_835769))
$(eval $(call add_define,ERRATA_A53_835769))
$(eval $(call assert_boolean,ERRATA_A53_855873))
$(eval $(call add_define,ERRATA_A53_855873))
+# Process ERRATA_A55_768277 flag
+$(eval $(call assert_boolean,ERRATA_A55_768277))
+$(eval $(call add_define,ERRATA_A55_768277))
+
+# Process ERRATA_A55_778703 flag
+$(eval $(call assert_boolean,ERRATA_A55_778703))
+$(eval $(call add_define,ERRATA_A55_778703))
+
+# Process ERRATA_A55_798797 flag
+$(eval $(call assert_boolean,ERRATA_A55_798797))
+$(eval $(call add_define,ERRATA_A55_798797))
+
+# Process ERRATA_A55_846532 flag
+$(eval $(call assert_boolean,ERRATA_A55_846532))
+$(eval $(call add_define,ERRATA_A55_846532))
+
+# Process ERRATA_A55_903758 flag
+$(eval $(call assert_boolean,ERRATA_A55_903758))
+$(eval $(call add_define,ERRATA_A55_903758))
+
# Process ERRATA_A57_806969 flag
$(eval $(call assert_boolean,ERRATA_A57_806969))
$(eval $(call add_define,ERRATA_A57_806969))
$(eval $(call assert_boolean,ERRATA_A57_813420))
$(eval $(call add_define,ERRATA_A57_813420))
+# Process ERRATA_A57_814670 flag
+$(eval $(call assert_boolean,ERRATA_A57_814670))
+$(eval $(call add_define,ERRATA_A57_814670))
+
+# Process ERRATA_A57_817169 flag
+$(eval $(call assert_boolean,ERRATA_A57_817169))
+$(eval $(call add_define,ERRATA_A57_817169))
+
# Process ERRATA_A57_826974 flag
$(eval $(call assert_boolean,ERRATA_A57_826974))
$(eval $(call add_define,ERRATA_A57_826974))
$(eval $(call assert_boolean,ERRATA_A72_859971))
$(eval $(call add_define,ERRATA_A72_859971))
-# Process ERRATA_ARES_1043202 flag
-$(eval $(call assert_boolean,ERRATA_ARES_1043202))
-$(eval $(call add_define,ERRATA_ARES_1043202))
+# Process ERRATA_A73_852427 flag
+$(eval $(call assert_boolean,ERRATA_A73_852427))
+$(eval $(call add_define,ERRATA_A73_852427))
+
+# Process ERRATA_A73_855423 flag
+$(eval $(call assert_boolean,ERRATA_A73_855423))
+$(eval $(call add_define,ERRATA_A73_855423))
+
+# Process ERRATA_A75_764081 flag
+$(eval $(call assert_boolean,ERRATA_A75_764081))
+$(eval $(call add_define,ERRATA_A75_764081))
+
+# Process ERRATA_A75_790748 flag
+$(eval $(call assert_boolean,ERRATA_A75_790748))
+$(eval $(call add_define,ERRATA_A75_790748))
+
+# Process ERRATA_A76_1073348 flag
+$(eval $(call assert_boolean,ERRATA_A76_1073348))
+$(eval $(call add_define,ERRATA_A76_1073348))
+
+# Process ERRATA_A76_1130799 flag
+$(eval $(call assert_boolean,ERRATA_A76_1130799))
+$(eval $(call add_define,ERRATA_A76_1130799))
+
+# Process ERRATA_A76_1220197 flag
+$(eval $(call assert_boolean,ERRATA_A76_1220197))
+$(eval $(call add_define,ERRATA_A76_1220197))
+
+# Process ERRATA_N1_1043202 flag
+$(eval $(call assert_boolean,ERRATA_N1_1043202))
+$(eval $(call add_define,ERRATA_N1_1043202))
# Process ERRATA_DSU_936184 flag
$(eval $(call assert_boolean,ERRATA_DSU_936184))
/*
- * Copyright (c) 2013-2018, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2013-2019, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#if CTX_INCLUDE_FPREGS
.global fpregs_context_save
.global fpregs_context_restore
+#endif
+#if CTX_INCLUDE_PAUTH_REGS
+ .global pauth_context_restore
+ .global pauth_context_save
+#endif
+#if ENABLE_PAUTH
+ .global pauth_load_bl_apiakey
#endif
.global save_gp_registers
.global restore_gp_registers
endfunc fpregs_context_restore
#endif /* CTX_INCLUDE_FPREGS */
+#if CTX_INCLUDE_PAUTH_REGS
+/* -----------------------------------------------------
+ * The following function strictly follows the AArch64
+ * PCS to use x9-x17 (temporary caller-saved registers)
+ * to save the ARMv8.3-PAuth register context. It assumes
+ * that 'sp' is pointing to a 'cpu_context_t' structure
+ * to where the register context will be saved.
+ * -----------------------------------------------------
+ */
+func pauth_context_save
+ add x11, sp, #CTX_PAUTH_REGS_OFFSET
+
+ mrs x9, APIAKeyLo_EL1
+ mrs x10, APIAKeyHi_EL1
+ stp x9, x10, [x11, #CTX_PACIAKEY_LO]
+
+ mrs x9, APIBKeyLo_EL1
+ mrs x10, APIBKeyHi_EL1
+ stp x9, x10, [x11, #CTX_PACIBKEY_LO]
+
+ mrs x9, APDAKeyLo_EL1
+ mrs x10, APDAKeyHi_EL1
+ stp x9, x10, [x11, #CTX_PACDAKEY_LO]
+
+ mrs x9, APDBKeyLo_EL1
+ mrs x10, APDBKeyHi_EL1
+ stp x9, x10, [x11, #CTX_PACDBKEY_LO]
+
+ mrs x9, APGAKeyLo_EL1
+ mrs x10, APGAKeyHi_EL1
+ stp x9, x10, [x11, #CTX_PACGAKEY_LO]
+
+ ret
+endfunc pauth_context_save
+
+/* -----------------------------------------------------
+ * The following function strictly follows the AArch64
+ * PCS to use x9-x17 (temporary caller-saved registers)
+ * to restore the ARMv8.3-PAuth register context. It assumes
+ * that 'sp' is pointing to a 'cpu_context_t' structure
+ * from where the register context will be restored.
+ * -----------------------------------------------------
+ */
+func pauth_context_restore
+ add x11, sp, #CTX_PAUTH_REGS_OFFSET
+
+ ldp x9, x10, [x11, #CTX_PACIAKEY_LO]
+ msr APIAKeyLo_EL1, x9
+ msr APIAKeyHi_EL1, x10
+
+ ldp x9, x10, [x11, #CTX_PACIAKEY_LO]
+ msr APIBKeyLo_EL1, x9
+ msr APIBKeyHi_EL1, x10
+
+ ldp x9, x10, [x11, #CTX_PACDAKEY_LO]
+ msr APDAKeyLo_EL1, x9
+ msr APDAKeyHi_EL1, x10
+
+ ldp x9, x10, [x11, #CTX_PACDBKEY_LO]
+ msr APDBKeyLo_EL1, x9
+ msr APDBKeyHi_EL1, x10
+
+ ldp x9, x10, [x11, #CTX_PACGAKEY_LO]
+ msr APGAKeyLo_EL1, x9
+ msr APGAKeyHi_EL1, x10
+
+ ret
+endfunc pauth_context_restore
+#endif /* CTX_INCLUDE_PAUTH_REGS */
+
+/* -----------------------------------------------------
+ * The following function strictly follows the AArch64
+ * PCS to use x9-x17 (temporary caller-saved registers)
+ * to load the APIA key used by the firmware.
+ * -----------------------------------------------------
+ */
+#if ENABLE_PAUTH
+func pauth_load_bl_apiakey
+ /* Load instruction key A used by the Trusted Firmware. */
+ adrp x11, plat_apiakey
+ add x11, x11, :lo12:plat_apiakey
+ ldp x9, x10, [x11, #0]
+
+ msr APIAKeyLo_EL1, x9
+ msr APIAKeyHi_EL1, x10
+
+ ret
+endfunc pauth_load_bl_apiakey
+#endif /* ENABLE_PAUTH */
+
/* -----------------------------------------------------
* The following functions are used to save and restore
* all the general purpose registers. Ideally we would
ret
endfunc save_gp_registers
-/*
+/* -----------------------------------------------------
* This function restores all general purpose registers except x30 from the
* CPU context. x30 register must be explicitly restored by the caller.
+ * -----------------------------------------------------
*/
func restore_gp_registers
ldp x0, x1, [sp, #CTX_GPREGS_OFFSET + CTX_GPREG_X0]
ret
endfunc restore_gp_registers
-/*
- * Restore general purpose registers (including x30), and exit EL3 via. ERET to
+/* -----------------------------------------------------
+ * Restore general purpose registers (including x30), and exit EL3 via ERET to
* a lower exception level.
+ * -----------------------------------------------------
*/
func restore_gp_registers_eret
bl restore_gp_registers
eret
endfunc restore_gp_registers_eret
- /* -----------------------------------------------------
- * This routine assumes that the SP_EL3 is pointing to
- * a valid context structure from where the gp regs and
- * other special registers can be retrieved.
- * -----------------------------------------------------
- */
+/* -----------------------------------------------------
+ * This routine assumes that the SP_EL3 is pointing to
+ * a valid context structure from where the gp regs and
+ * other special registers can be retrieved.
+ * -----------------------------------------------------
+ */
func el3_exit
/* -----------------------------------------------------
* Save the current SP_EL0 i.e. the EL3 runtime stack
cmp x17, xzr
beq 1f
blr x17
+1:
+#endif
+
+#if CTX_INCLUDE_PAUTH_REGS
+ /* Restore ARMv8.3-PAuth registers */
+ bl pauth_context_restore
#endif
-1:
/* Restore saved general purpose registers and return */
b restore_gp_registers_eret
endfunc el3_exit
scr_el3 |= SCR_FIEN_BIT;
#endif
+#if !CTX_INCLUDE_PAUTH_REGS
+ /*
+ * If the pointer authentication registers aren't saved during world
+ * switches the value of the registers can be leaked from the Secure to
+ * the Non-secure world. To prevent this, rather than enabling pointer
+ * authentication everywhere, we only enable it in the Non-secure world.
+ *
+ * If the Secure world wants to use pointer authentication,
+ * CTX_INCLUDE_PAUTH_REGS must be set to 1.
+ */
+ if (security_state == NON_SECURE)
+ scr_el3 |= SCR_API_BIT | SCR_APK_BIT;
+#endif /* !CTX_INCLUDE_PAUTH_REGS */
+
#ifdef IMAGE_BL31
/*
* SCR_EL3.IRQ, SCR_EL3.FIQ: Enable the physical FIQ and IRQ routing as
| SCTLR_NTWI_BIT | SCTLR_NTWE_BIT;
}
+#if ERRATA_A75_764081
+ /*
+ * If workaround of errata 764081 for Cortex-A75 is used then set
+ * SCTLR_EL1.IESB to enable Implicit Error Synchronization Barrier.
+ */
+ sctlr_elx |= SCTLR_IESB_BIT;
+#endif
+
/*
* Store the initialised SCTLR_EL1 value in the cpu_context - SCTLR_EL2
* and other EL2 registers are set up by cm_prepare_ns_entry() as they
CTX_SCTLR_EL1);
sctlr_elx &= SCTLR_EE_BIT;
sctlr_elx |= SCTLR_EL2_RES1;
+#if ERRATA_A75_764081
+ /*
+ * If workaround of errata 764081 for Cortex-A75 is used
+ * then set SCTLR_EL2.IESB to enable Implicit Error
+ * Synchronization Barrier.
+ */
+ sctlr_elx |= SCTLR_IESB_BIT;
+#endif
write_sctlr_el2(sctlr_elx);
} else if (el_implemented(2) != EL_IMPL_NONE) {
el2_unused = true;
/*
* If EL2 is implemented but unused, disable trapping to EL2 when lower
* ELs access their own MPAM registers.
+ * If EL2 is implemented and used, enable trapping to EL2.
*/
if (el2_unused) {
write_mpam2_el2(0);
if ((read_mpamidr_el1() & MPAMIDR_HAS_HCR_BIT) != 0U)
write_mpamhcr_el2(0);
+ } else {
+ write_mpam2_el2(MPAM2_EL2_TRAPMPAM0EL1 |
+ MPAM2_EL2_TRAPMPAM1EL1);
+
+ if ((read_mpamidr_el1() & MPAMIDR_HAS_HCR_BIT) != 0U) {
+ write_mpamhcr_el2(MPAMHCR_EL2_TRAP_MPAMIDR_EL1);
+ }
}
}
.PHONY : lib${1}_dirs
lib${1}_dirs: | ${BUILD_DIR} ${LIB_DIR} ${ROMLIB_DIR} ${LIBWRAPPER_DIR}
libraries: ${LIB_DIR}/lib$(1).a
+ifneq ($(findstring armlink,$(notdir $(LD))),)
+LDPATHS = --userlibpath=${LIB_DIR}
+LDLIBS += --library=$(1)
+else
LDPATHS = -L${LIB_DIR}
LDLIBS += -l$(1)
+endif
ifeq ($(USE_ROMLIB),1)
LIBWRAPPER = -lwrappers
const char version_string[] = "${VERSION_STRING}";' | \
$$(CC) $$(TF_CFLAGS) $$(CFLAGS) -xc -c - -o $(BUILD_DIR)/build_message.o
endif
+ifneq ($(findstring armlink,$(notdir $(LD))),)
+ $$(Q)$$(LD) -o $$@ $$(TF_LDFLAGS) $$(LDFLAGS) --entry=bl${1}_entrypoint \
+ --predefine="-D__LINKER__=$(__LINKER__)" \
+ --predefine="-DTF_CFLAGS=$(TF_CFLAGS)" \
+ --map --list="$(MAPFILE)" --scatter=${PLAT_DIR}/scat/bl${1}.scat \
+ $(LDPATHS) $(LIBWRAPPER) $(LDLIBS) $(BL_LIBS) \
+ $(BUILD_DIR)/build_message.o $(OBJS)
+else
$$(Q)$$(LD) -o $$@ $$(TF_LDFLAGS) $$(LDFLAGS) -Map=$(MAPFILE) \
--script $(LINKERFILE) $(BUILD_DIR)/build_message.o \
$(OBJS) $(LDPATHS) $(LIBWRAPPER) $(LDLIBS) $(BL_LIBS)
+endif
$(DUMP): $(ELF)
$${ECHO} " OD $$@"
# Include FP registers in cpu context
CTX_INCLUDE_FPREGS := 0
+# Include pointer authentication (ARMv8.3-PAuth) registers in cpu context. This
+# must be set to 1 if the platform wants to use this feature in the Secure
+# world. It is not needed to use it in the Non-secure world.
+CTX_INCLUDE_PAUTH_REGS := 0
+
# Debug build
DEBUG := 0
# Flag to enable exception handling in EL3
EL3_EXCEPTION_HANDLING := 0
+# Flag to enable Pointer Authentication
+ENABLE_PAUTH := 0
+
# Build flag to treat usage of deprecated platform and framework APIs as error.
ERROR_DEPRECATED := 0
# The platform Makefile is free to override this value.
PROGRAMMABLE_RESET_ADDRESS := 0
-# Flag used to choose the power state format viz Extended State-ID or the
-# Original format.
+# Flag used to choose the power state format: Extended State-ID or Original
PSCI_EXTENDED_STATE_ID := 0
# Enable RAS support
void sunxi_configure_mmu_el3(int flags);
-void sunxi_cpu_on(unsigned int cluster, unsigned int core);
-void sunxi_cpu_off(unsigned int cluster, unsigned int core);
-void sunxi_disable_secondary_cpus(unsigned int primary_cpu);
+void sunxi_cpu_on(u_register_t mpidr);
+void sunxi_cpu_off(u_register_t mpidr);
+void sunxi_disable_secondary_cpus(u_register_t primary_mpidr);
void __dead2 sunxi_power_down(void);
int sunxi_pmic_setup(uint16_t socid, const void *fdt);
#include <platform_def.h>
#include <arch.h>
+#include <arch_helpers.h>
#include <common/debug.h>
#include <drivers/arm/gicv2.h>
#include <drivers/console.h>
SET_SECURITY_STATE(bl33_image_ep_info.h.attr, NON_SECURE);
/* Turn off all secondary CPUs */
- sunxi_disable_secondary_cpus(plat_my_core_pos());
+ sunxi_disable_secondary_cpus(read_mpidr());
}
void bl31_plat_arch_setup(void)
#include <sunxi_mmap.h>
#include <sunxi_private.h>
-static mmap_region_t sunxi_mmap[PLATFORM_MMAP_REGIONS + 1] = {
+static const mmap_region_t sunxi_mmap[PLATFORM_MMAP_REGIONS + 1] = {
MAP_REGION_FLAT(SUNXI_SRAM_BASE, SUNXI_SRAM_SIZE,
MT_MEMORY | MT_RW | MT_SECURE),
MAP_REGION_FLAT(SUNXI_DEV_BASE, SUNXI_DEV_SIZE,
/*
- * Copyright (c) 2017-2018, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2017-2019, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
mmio_write_32(SUNXI_CPU_POWER_CLAMP_REG(cluster, core), 0x00);
}
-void sunxi_cpu_off(unsigned int cluster, unsigned int core)
+void sunxi_cpu_off(u_register_t mpidr)
{
- int corenr = cluster * PLATFORM_MAX_CPUS_PER_CLUSTER + core;
+ unsigned int cluster = MPIDR_AFFLVL1_VAL(mpidr);
+ unsigned int core = MPIDR_AFFLVL0_VAL(mpidr);
VERBOSE("PSCI: Powering off cluster %d core %d\n", cluster, core);
mmio_clrbits_32(SUNXI_CPUCFG_DBG_REG0, BIT(core));
/* We can't turn ourself off like this, but it works for other cores. */
- if (plat_my_core_pos() != corenr) {
+ if (read_mpidr() != mpidr) {
/* Activate the core output clamps, but not for core 0. */
- if (corenr != 0)
+ if (core != 0)
mmio_setbits_32(SUNXI_POWEROFF_GATING_REG(cluster),
BIT(core));
/* Assert CPU power-on reset */
0, BIT_32(core));
}
-void sunxi_cpu_on(unsigned int cluster, unsigned int core)
+void sunxi_cpu_on(u_register_t mpidr)
{
+ unsigned int cluster = MPIDR_AFFLVL1_VAL(mpidr);
+ unsigned int core = MPIDR_AFFLVL0_VAL(mpidr);
+
VERBOSE("PSCI: Powering on cluster %d core %d\n", cluster, core);
/* Assert CPU core reset */
mmio_setbits_32(SUNXI_CPUCFG_DBG_REG0, BIT(core));
}
-void sunxi_disable_secondary_cpus(unsigned int primary_cpu)
+void sunxi_disable_secondary_cpus(u_register_t primary_mpidr)
{
- for (unsigned int cpu = 0; cpu < PLATFORM_CORE_COUNT; cpu += 1) {
- if (cpu == primary_cpu)
- continue;
- sunxi_cpu_off(cpu / PLATFORM_MAX_CPUS_PER_CLUSTER,
- cpu % PLATFORM_MAX_CPUS_PER_CLUSTER);
+ unsigned int cluster;
+ unsigned int core;
+
+ for (cluster = 0; cluster < PLATFORM_CLUSTER_COUNT; ++cluster) {
+ for (core = 0; core < PLATFORM_MAX_CPUS_PER_CLUSTER; ++core) {
+ u_register_t mpidr = (cluster << MPIDR_AFF1_SHIFT) |
+ (core << MPIDR_AFF0_SHIFT) |
+ BIT(31);
+ if (mpidr != primary_mpidr)
+ sunxi_cpu_off(mpidr);
+ }
}
}
if (mpidr_is_valid(mpidr) == 0)
return PSCI_E_INTERN_FAIL;
- sunxi_cpu_on(MPIDR_AFFLVL1_VAL(mpidr), MPIDR_AFFLVL0_VAL(mpidr));
+ sunxi_cpu_on(mpidr);
return PSCI_E_SUCCESS;
}
static void __dead2 sunxi_pwr_down_wfi(const psci_power_state_t *target_state)
{
- u_register_t mpidr = read_mpidr();
-
- sunxi_cpu_off(MPIDR_AFFLVL1_VAL(mpidr), MPIDR_AFFLVL0_VAL(mpidr));
+ sunxi_cpu_off(read_mpidr());
while (1)
wfi();
static void __dead2 sunxi_system_off(void)
{
/* Turn off all secondary CPUs */
- sunxi_disable_secondary_cpus(plat_my_core_pos());
+ sunxi_disable_secondary_cpus(read_mpidr());
sunxi_power_down();
}
#include <arch.h>
#include <plat/common/platform.h>
-static unsigned char plat_power_domain_tree_desc[PLAT_MAX_PWR_LVL + 1] = {
+static const unsigned char plat_power_domain_tree_desc[PLAT_MAX_PWR_LVL + 1] = {
/* One root node for the SoC */
1,
/* One node for each cluster */
#define NO_SPLIT 0xff
-struct axp_regulator {
+static const struct axp_regulator {
char *dt_name;
uint16_t min_volt;
uint16_t max_volt;
for (node = fdt_first_subnode(fdt, node);
node != -FDT_ERR_NOTFOUND;
node = fdt_next_subnode(fdt, node)) {
- struct axp_regulator *reg;
+ const struct axp_regulator *reg;
const char *name;
int length;
lib/cpus/aarch64/cortex_a73.S \
lib/cpus/aarch64/cortex_a75.S \
lib/cpus/aarch64/cortex_a76.S \
- lib/cpus/aarch64/cortex_ares.S \
+ lib/cpus/aarch64/neoverse_n1.S \
lib/cpus/aarch64/cortex_deimos.S
else
FVP_CPU_LIBS += lib/cpus/aarch32/cortex_a32.S
ifeq (${ENABLE_AMU},1)
BL31_SOURCES += lib/cpus/aarch64/cortex_a75_pubsub.c \
- lib/cpus/aarch64/cortex_ares_pubsub.c \
+ lib/cpus/aarch64/neoverse_n1_pubsub.c \
lib/cpus/aarch64/cpuamu.c \
lib/cpus/aarch64/cpuamu_helpers.S
endif
./lib/romlib/gen_combined_bl1_romlib.sh -o bl1_romlib.bin $(BUILD_PLAT)
# Errata workarounds for Cortex-A53:
+ERRATA_A53_819472 := 1
+ERRATA_A53_824069 := 1
ERRATA_A53_826319 := 1
+ERRATA_A53_827319 := 1
ERRATA_A53_835769 := 1
ERRATA_A53_836870 := 1
ERRATA_A53_843419 := 1
ERRATA_A57_806969 := 0
ERRATA_A57_813419 := 1
ERRATA_A57_813420 := 1
+ERRATA_A57_814670 := 1
+ERRATA_A57_817169 := 1
ERRATA_A57_826974 := 1
ERRATA_A57_826977 := 1
ERRATA_A57_828024 := 1
/*
- * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2018-2019, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <arch.h>
#include <asm_macros.S>
-#include <cortex_ares.h>
+#include <neoverse_n1.h>
#include <cpu_macros.S>
#include <platform_def.h>
*/
func plat_reset_handler
- jump_if_cpu_midr CORTEX_ARES_MIDR, ARES
+ jump_if_cpu_midr NEOVERSE_N1_MIDR, N1
ret
/* -----------------------------------------------------
* Disable CPU power down bit in power control register
* -----------------------------------------------------
*/
-ARES:
- mrs x0, CORTEX_ARES_CPUPWRCTLR_EL1
- bic x0, x0, #CORTEX_ARES_CORE_PWRDN_EN_MASK
- msr CORTEX_ARES_CPUPWRCTLR_EL1, x0
+N1:
+ mrs x0, NEOVERSE_N1_CPUPWRCTLR_EL1
+ bic x0, x0, #NEOVERSE_N1_CORE_PWRDN_EN_MASK
+ msr NEOVERSE_N1_CPUPWRCTLR_EL1, x0
isb
ret
endfunc plat_reset_handler
#
-# Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
+# Copyright (c) 2018-2019, ARM Limited and Contributors. All rights reserved.
#
# SPDX-License-Identifier: BSD-3-Clause
#
PLAT_INCLUDES := -I${N1SDP_BASE}/include
-N1SDP_CPU_SOURCES := lib/cpus/aarch64/cortex_ares.S
+N1SDP_CPU_SOURCES := lib/cpus/aarch64/neoverse_n1.S
N1SDP_GIC_SOURCES := drivers/arm/gic/common/gic_common.c \
--- /dev/null
+/*
+ * Copyright (c) 2018-2019, Arm Limited. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+/dts-v1/;
+/ {
+ /* compatible string */
+ compatible = "arm,rd-e1edge";
+
+ /*
+ * Place holder for system-id node with default values. The
+ * value of platform-id and config-id will be set to the
+ * correct values during the BL2 stage of boot.
+ */
+ system-id {
+ platform-id = <0x0>;
+ config-id = <0x0>;
+ };
+
+};
--- /dev/null
+/*
+ * Copyright (c) 2018, Arm Limited. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+/dts-v1/;
+
+/ {
+ /* Platform Config */
+ compatible = "arm,tb_fw";
+ nt_fw_config_addr = <0x0 0xFEF00000>;
+ nt_fw_config_max_size = <0x0100000>;
+ /*
+ * The following two entries are placeholders for Mbed TLS
+ * heap information. The default values don't matter since
+ * they will be overwritten by BL1.
+ * In case of having shared Mbed TLS heap between BL1 and BL2,
+ * BL1 will populate these two properties with the respective
+ * info about the shared heap. This info will be available for
+ * BL2 in order to locate and re-use the heap.
+ */
+ mbedtls_heap_addr = <0x0 0x0>;
+ mbedtls_heap_size = <0x0>;
+};
--- /dev/null
+/*
+ * Copyright (c) 2018-2019, Arm Limited. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef PLATFORM_DEF_H
+#define PLATFORM_DEF_H
+
+#include <lib/utils_def.h>
+
+#include <sgi_base_platform_def.h>
+
+#define PLAT_ARM_CLUSTER_COUNT 2
+#define CSS_SGI_MAX_CPUS_PER_CLUSTER 8
+#define CSS_SGI_MAX_PE_PER_CPU 2
+
+#define PLAT_CSS_MHU_BASE UL(0x45400000)
+
+/* Base address of DMC-620 instances */
+#define RDE1EDGE_DMC620_BASE0 UL(0x4e000000)
+#define RDE1EDGE_DMC620_BASE1 UL(0x4e100000)
+
+#define PLAT_MAX_PWR_LVL ARM_PWR_LVL2
+
+#define CSS_SYSTEM_PWR_DMN_LVL ARM_PWR_LVL3
+
+#endif /* PLATFORM_DEF_H */
--- /dev/null
+#
+# Copyright (c) 2018-2019, Arm Limited. All rights reserved.
+#
+# SPDX-License-Identifier: BSD-3-Clause
+#
+
+include plat/arm/css/sgi/sgi-common.mk
+
+RDE1EDGE_BASE = plat/arm/board/rde1edge
+
+PLAT_INCLUDES += -I${RDE1EDGE_BASE}/include/
+
+SGI_CPU_SOURCES := lib/cpus/aarch64/neoverse_e1.S
+
+BL1_SOURCES += ${SGI_CPU_SOURCES}
+
+BL2_SOURCES += ${RDE1EDGE_BASE}/rde1edge_plat.c \
+ ${RDE1EDGE_BASE}/rde1edge_security.c \
+ drivers/arm/tzc/tzc_dmc620.c \
+ lib/utils/mem_region.c \
+ plat/arm/common/arm_nor_psci_mem_protect.c
+
+BL31_SOURCES += ${SGI_CPU_SOURCES} \
+ ${RDE1EDGE_BASE}/rde1edge_plat.c \
+ drivers/cfi/v2m/v2m_flash.c \
+ lib/utils/mem_region.c \
+ plat/arm/common/arm_nor_psci_mem_protect.c
+
+# Add the FDT_SOURCES and options for Dynamic Config
+FDT_SOURCES += ${RDE1EDGE_BASE}/fdts/${PLAT}_tb_fw_config.dts
+TB_FW_CONFIG := ${BUILD_PLAT}/fdts/${PLAT}_tb_fw_config.dtb
+
+# Add the TB_FW_CONFIG to FIP and specify the same to certtool
+$(eval $(call TOOL_ADD_PAYLOAD,${TB_FW_CONFIG},--tb-fw-config))
+
+FDT_SOURCES += ${RDE1EDGE_BASE}/fdts/${PLAT}_nt_fw_config.dts
+NT_FW_CONFIG := ${BUILD_PLAT}/fdts/${PLAT}_nt_fw_config.dtb
+
+# Add the NT_FW_CONFIG to FIP and specify the same to certtool
+$(eval $(call TOOL_ADD_PAYLOAD,${NT_FW_CONFIG},--nt-fw-config))
+
+override CTX_INCLUDE_AARCH32_REGS := 0
--- /dev/null
+/*
+ * Copyright (c) 2018, Arm Limited. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <plat/common/platform.h>
+
+unsigned int plat_arm_sgi_get_platform_id(void)
+{
+ return mmio_read_32(SID_REG_BASE + SID_SYSTEM_ID_OFFSET)
+ & SID_SYSTEM_ID_PART_NUM_MASK;
+}
+
+unsigned int plat_arm_sgi_get_config_id(void)
+{
+ return mmio_read_32(SID_REG_BASE + SID_SYSTEM_CFG_OFFSET);
+}
--- /dev/null
+/*
+ * Copyright (c) 2019, Arm Limited. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <platform_def.h>
+
+#include <common/debug.h>
+#include <drivers/arm/tzc_dmc620.h>
+
+uintptr_t rde1edge_dmc_base[] = {
+ RDE1EDGE_DMC620_BASE0,
+ RDE1EDGE_DMC620_BASE1
+};
+
+static const tzc_dmc620_driver_data_t rde1edge_plat_driver_data = {
+ .dmc_base = rde1edge_dmc_base,
+ .dmc_count = ARRAY_SIZE(rde1edge_dmc_base)
+};
+
+static const tzc_dmc620_acc_addr_data_t rde1edge_acc_addr_data[] = {
+ {
+ .region_base = ARM_AP_TZC_DRAM1_BASE,
+ .region_top = ARM_AP_TZC_DRAM1_BASE + ARM_TZC_DRAM1_SIZE - 1,
+ .sec_attr = TZC_DMC620_REGION_S_RDWR
+ }
+};
+
+static const tzc_dmc620_config_data_t rde1edge_plat_config_data = {
+ .plat_drv_data = &rde1edge_plat_driver_data,
+ .plat_acc_addr_data = rde1edge_acc_addr_data,
+ .acc_addr_count = ARRAY_SIZE(rde1edge_acc_addr_data)
+};
+
+/* Initialize the secure environment */
+void plat_arm_security_setup(void)
+{
+ arm_tzc_dmc620_setup(&rde1edge_plat_config_data);
+}
--- /dev/null
+/*
+ * Copyright (c) 2018-2019, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+/dts-v1/;
+/ {
+ /* compatible string */
+ compatible = "arm,rd-n1edge";
+
+ /*
+ * Place holder for system-id node with default values. The
+ * value of platform-id and config-id will be set to the
+ * correct values during the BL2 stage of boot.
+ */
+ system-id {
+ platform-id = <0x0>;
+ config-id = <0x0>;
+ };
+};
--- /dev/null
+/*
+ * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+/dts-v1/;
+
+/ {
+ /* Platform Config */
+ compatible = "arm,tb_fw";
+ nt_fw_config_addr = <0x0 0xFEF00000>;
+ nt_fw_config_max_size = <0x0100000>;
+ /*
+ * The following two entries are placeholders for Mbed TLS
+ * heap information. The default values don't matter since
+ * they will be overwritten by BL1.
+ * In case of having shared Mbed TLS heap between BL1 and BL2,
+ * BL1 will populate these two properties with the respective
+ * info about the shared heap. This info will be available for
+ * BL2 in order to locate and re-use the heap.
+ */
+ mbedtls_heap_addr = <0x0 0x0>;
+ mbedtls_heap_size = <0x0>;
+};
--- /dev/null
+/*
+ * Copyright (c) 2018-2019, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef PLATFORM_DEF_H
+#define PLATFORM_DEF_H
+
+#include <lib/utils_def.h>
+
+#include <sgi_base_platform_def.h>
+
+#define PLAT_ARM_CLUSTER_COUNT 2
+#define CSS_SGI_MAX_CPUS_PER_CLUSTER 4
+#define CSS_SGI_MAX_PE_PER_CPU 1
+
+#define PLAT_CSS_MHU_BASE UL(0x45400000)
+
+/* Base address of DMC-620 instances */
+#define RDN1EDGE_DMC620_BASE0 UL(0x4e000000)
+#define RDN1EDGE_DMC620_BASE1 UL(0x4e100000)
+
+/* System power domain level */
+#define CSS_SYSTEM_PWR_DMN_LVL ARM_PWR_LVL2
+
+#define PLAT_MAX_PWR_LVL ARM_PWR_LVL1
+
+#endif /* PLATFORM_DEF_H */
--- /dev/null
+#
+# Copyright (c) 2018-2019, ARM Limited and Contributors. All rights reserved.
+#
+# SPDX-License-Identifier: BSD-3-Clause
+#
+
+include plat/arm/css/sgi/sgi-common.mk
+
+RDN1EDGE_BASE = plat/arm/board/rdn1edge
+
+PLAT_INCLUDES += -I${RDN1EDGE_BASE}/include/
+
+SGI_CPU_SOURCES := lib/cpus/aarch64/neoverse_n1.S
+
+BL1_SOURCES += ${SGI_CPU_SOURCES}
+
+BL2_SOURCES += ${RDN1EDGE_BASE}/rdn1edge_plat.c \
+ ${RDN1EDGE_BASE}/rdn1edge_security.c \
+ drivers/arm/tzc/tzc_dmc620.c \
+ lib/utils/mem_region.c \
+ plat/arm/common/arm_nor_psci_mem_protect.c
+
+BL31_SOURCES += ${SGI_CPU_SOURCES} \
+ ${RDN1EDGE_BASE}/rdn1edge_plat.c \
+ drivers/cfi/v2m/v2m_flash.c \
+ lib/utils/mem_region.c \
+ plat/arm/common/arm_nor_psci_mem_protect.c
+
+# Add the FDT_SOURCES and options for Dynamic Config
+FDT_SOURCES += ${RDN1EDGE_BASE}/fdts/${PLAT}_tb_fw_config.dts
+TB_FW_CONFIG := ${BUILD_PLAT}/fdts/${PLAT}_tb_fw_config.dtb
+
+# Add the TB_FW_CONFIG to FIP and specify the same to certtool
+$(eval $(call TOOL_ADD_PAYLOAD,${TB_FW_CONFIG},--tb-fw-config))
+
+FDT_SOURCES += ${RDN1EDGE_BASE}/fdts/${PLAT}_nt_fw_config.dts
+NT_FW_CONFIG := ${BUILD_PLAT}/fdts/${PLAT}_nt_fw_config.dtb
+
+# Add the NT_FW_CONFIG to FIP and specify the same to certtool
+$(eval $(call TOOL_ADD_PAYLOAD,${NT_FW_CONFIG},--nt-fw-config))
+
+override CTX_INCLUDE_AARCH32_REGS := 0
--- /dev/null
+/*
+ * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <plat/common/platform.h>
+
+unsigned int plat_arm_sgi_get_platform_id(void)
+{
+ return mmio_read_32(SID_REG_BASE + SID_SYSTEM_ID_OFFSET)
+ & SID_SYSTEM_ID_PART_NUM_MASK;
+}
+
+unsigned int plat_arm_sgi_get_config_id(void)
+{
+ return mmio_read_32(SID_REG_BASE + SID_SYSTEM_CFG_OFFSET);
+}
--- /dev/null
+/*
+ * Copyright (c) 2019, ARM Limited. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <platform_def.h>
+
+#include <common/debug.h>
+#include <drivers/arm/tzc_dmc620.h>
+
+uintptr_t rdn1edge_dmc_base[] = {
+ RDN1EDGE_DMC620_BASE0,
+ RDN1EDGE_DMC620_BASE1
+};
+
+static const tzc_dmc620_driver_data_t rdn1edge_plat_driver_data = {
+ .dmc_base = rdn1edge_dmc_base,
+ .dmc_count = ARRAY_SIZE(rdn1edge_dmc_base)
+};
+
+static const tzc_dmc620_acc_addr_data_t rdn1edge_acc_addr_data[] = {
+ {
+ .region_base = ARM_AP_TZC_DRAM1_BASE,
+ .region_top = ARM_AP_TZC_DRAM1_BASE + ARM_TZC_DRAM1_SIZE - 1,
+ .sec_attr = TZC_DMC620_REGION_S_RDWR
+ }
+};
+
+static const tzc_dmc620_config_data_t rdn1edge_plat_config_data = {
+ .plat_drv_data = &rdn1edge_plat_driver_data,
+ .plat_acc_addr_data = rdn1edge_acc_addr_data,
+ .acc_addr_count = ARRAY_SIZE(rdn1edge_acc_addr_data)
+};
+
+/* Initialize the secure environment */
+void plat_arm_security_setup(void)
+{
+ arm_tzc_dmc620_setup(&rdn1edge_plat_config_data);
+}
+++ /dev/null
-/*
- * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-/dts-v1/;
-/ {
- /* compatible string */
- compatible = "arm,sgi-clark";
-
- /*
- * Place holder for system-id node with default values. The
- * value of platform-id and config-id will be set to the
- * correct values during the BL2 stage of boot.
- */
- system-id {
- platform-id = <0x0>;
- config-id = <0x0>;
- };
-};
+++ /dev/null
-/*
- * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-/dts-v1/;
-
-/ {
- /* Platform Config */
- compatible = "arm,tb_fw";
- nt_fw_config_addr = <0x0 0xFEF00000>;
- nt_fw_config_max_size = <0x0100000>;
- /*
- * The following two entries are placeholders for Mbed TLS
- * heap information. The default values don't matter since
- * they will be overwritten by BL1.
- * In case of having shared Mbed TLS heap between BL1 and BL2,
- * BL1 will populate these two properties with the respective
- * info about the shared heap. This info will be available for
- * BL2 in order to locate and re-use the heap.
- */
- mbedtls_heap_addr = <0x0 0x0>;
- mbedtls_heap_size = <0x0>;
-};
+++ /dev/null
-/*
- * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-#ifndef PLATFORM_DEF_H
-#define PLATFORM_DEF_H
-
-#include <lib/utils_def.h>
-
-#include <sgi_base_platform_def.h>
-
-#define PLAT_ARM_CLUSTER_COUNT 2
-#define CSS_SGI_MAX_CPUS_PER_CLUSTER 4
-#define CSS_SGI_MAX_PE_PER_CPU 1
-
-#define PLAT_CSS_MHU_BASE UL(0x45400000)
-
-/* Base address of DMC-620 instances */
-#define SGICLARKA_DMC620_BASE0 UL(0x4e000000)
-#define SGICLARKA_DMC620_BASE1 UL(0x4e100000)
-
-/* System power domain level */
-#define CSS_SYSTEM_PWR_DMN_LVL ARM_PWR_LVL2
-
-#define PLAT_MAX_PWR_LVL ARM_PWR_LVL1
-
-#endif /* PLATFORM_DEF_H */
+++ /dev/null
-#
-# Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
-#
-# SPDX-License-Identifier: BSD-3-Clause
-#
-
-include plat/arm/css/sgi/sgi-common.mk
-
-SGICLARKA_BASE = plat/arm/board/sgiclarka
-
-PLAT_INCLUDES += -I${SGICLARKA_BASE}/include/
-
-SGI_CPU_SOURCES := lib/cpus/aarch64/cortex_ares.S
-
-BL1_SOURCES += ${SGI_CPU_SOURCES}
-
-BL2_SOURCES += ${SGICLARKA_BASE}/sgiclarka_plat.c \
- ${SGICLARKA_BASE}/sgiclarka_security.c \
- drivers/arm/tzc/tzc_dmc620.c \
- lib/utils/mem_region.c \
- plat/arm/common/arm_nor_psci_mem_protect.c
-
-BL31_SOURCES += ${SGI_CPU_SOURCES} \
- ${SGICLARKA_BASE}/sgiclarka_plat.c \
- drivers/cfi/v2m/v2m_flash.c \
- lib/utils/mem_region.c \
- plat/arm/common/arm_nor_psci_mem_protect.c
-
-# Add the FDT_SOURCES and options for Dynamic Config
-FDT_SOURCES += ${SGICLARKA_BASE}/fdts/${PLAT}_tb_fw_config.dts
-TB_FW_CONFIG := ${BUILD_PLAT}/fdts/${PLAT}_tb_fw_config.dtb
-
-# Add the TB_FW_CONFIG to FIP and specify the same to certtool
-$(eval $(call TOOL_ADD_PAYLOAD,${TB_FW_CONFIG},--tb-fw-config))
-
-FDT_SOURCES += ${SGICLARKA_BASE}/fdts/${PLAT}_nt_fw_config.dts
-NT_FW_CONFIG := ${BUILD_PLAT}/fdts/${PLAT}_nt_fw_config.dtb
-
-# Add the NT_FW_CONFIG to FIP and specify the same to certtool
-$(eval $(call TOOL_ADD_PAYLOAD,${NT_FW_CONFIG},--nt-fw-config))
-
-override CTX_INCLUDE_AARCH32_REGS := 0
+++ /dev/null
-/*
- * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-#include <plat/common/platform.h>
-
-unsigned int plat_arm_sgi_get_platform_id(void)
-{
- return mmio_read_32(SID_REG_BASE + SID_SYSTEM_ID_OFFSET)
- & SID_SYSTEM_ID_PART_NUM_MASK;
-}
-
-unsigned int plat_arm_sgi_get_config_id(void)
-{
- return mmio_read_32(SID_REG_BASE + SID_SYSTEM_CFG_OFFSET);
-}
+++ /dev/null
-/*
- * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-#include <platform_def.h>
-
-#include <common/debug.h>
-#include <drivers/arm/tzc_dmc620.h>
-
-uintptr_t sgiclarka_dmc_base[] = {
- SGICLARKA_DMC620_BASE0,
- SGICLARKA_DMC620_BASE1
-};
-
-static const tzc_dmc620_driver_data_t sgiclarka_plat_driver_data = {
- .dmc_base = sgiclarka_dmc_base,
- .dmc_count = ARRAY_SIZE(sgiclarka_dmc_base)
-};
-
-static const tzc_dmc620_acc_addr_data_t sgiclarka_acc_addr_data[] = {
- {
- .region_base = ARM_AP_TZC_DRAM1_BASE,
- .region_top = ARM_AP_TZC_DRAM1_BASE + ARM_TZC_DRAM1_SIZE - 1,
- .sec_attr = TZC_DMC620_REGION_S_RDWR
- }
-};
-
-static const tzc_dmc620_config_data_t sgiclarka_plat_config_data = {
- .plat_drv_data = &sgiclarka_plat_driver_data,
- .plat_acc_addr_data = sgiclarka_acc_addr_data,
- .acc_addr_count = ARRAY_SIZE(sgiclarka_acc_addr_data)
-};
-
-/* Initialize the secure environment */
-void plat_arm_security_setup(void)
-{
- arm_tzc_dmc620_setup(&sgiclarka_plat_config_data);
-}
+++ /dev/null
-/*
- * Copyright (c) 2018, Arm Limited. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-/dts-v1/;
-/ {
- /* compatible string */
- compatible = "arm,sgi-clark";
-
- /*
- * Place holder for system-id node with default values. The
- * value of platform-id and config-id will be set to the
- * correct values during the BL2 stage of boot.
- */
- system-id {
- platform-id = <0x0>;
- config-id = <0x0>;
- };
-
-};
+++ /dev/null
-/*
- * Copyright (c) 2018, Arm Limited. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-/dts-v1/;
-
-/ {
- /* Platform Config */
- compatible = "arm,tb_fw";
- nt_fw_config_addr = <0x0 0xFEF00000>;
- nt_fw_config_max_size = <0x0100000>;
- /*
- * The following two entries are placeholders for Mbed TLS
- * heap information. The default values don't matter since
- * they will be overwritten by BL1.
- * In case of having shared Mbed TLS heap between BL1 and BL2,
- * BL1 will populate these two properties with the respective
- * info about the shared heap. This info will be available for
- * BL2 in order to locate and re-use the heap.
- */
- mbedtls_heap_addr = <0x0 0x0>;
- mbedtls_heap_size = <0x0>;
-};
+++ /dev/null
-/*
- * Copyright (c) 2018, Arm Limited. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-#ifndef PLATFORM_DEF_H
-#define PLATFORM_DEF_H
-
-#include <lib/utils_def.h>
-
-#include <sgi_base_platform_def.h>
-
-#define PLAT_ARM_CLUSTER_COUNT 2
-#define CSS_SGI_MAX_CPUS_PER_CLUSTER 8
-#define CSS_SGI_MAX_PE_PER_CPU 2
-
-#define PLAT_CSS_MHU_BASE UL(0x45400000)
-
-/* Base address of DMC-620 instances */
-#define SGICLARKH_DMC620_BASE0 UL(0x4e000000)
-#define SGICLARKH_DMC620_BASE1 UL(0x4e100000)
-
-#define PLAT_MAX_PWR_LVL ARM_PWR_LVL2
-
-#define CSS_SYSTEM_PWR_DMN_LVL ARM_PWR_LVL3
-
-#endif /* PLATFORM_DEF_H */
+++ /dev/null
-#
-# Copyright (c) 2018, Arm Limited. All rights reserved.
-#
-# SPDX-License-Identifier: BSD-3-Clause
-#
-
-include plat/arm/css/sgi/sgi-common.mk
-
-SGICLARKH_BASE = plat/arm/board/sgiclarkh
-
-PLAT_INCLUDES += -I${SGICLARKH_BASE}/include/
-
-SGI_CPU_SOURCES := lib/cpus/aarch64/cortex_helios.S
-
-BL1_SOURCES += ${SGI_CPU_SOURCES}
-
-BL2_SOURCES += ${SGICLARKH_BASE}/sgiclarkh_plat.c \
- ${SGICLARKH_BASE}/sgiclarkh_security.c \
- drivers/arm/tzc/tzc_dmc620.c \
- lib/utils/mem_region.c \
- plat/arm/common/arm_nor_psci_mem_protect.c
-
-BL31_SOURCES += ${SGI_CPU_SOURCES} \
- ${SGICLARKH_BASE}/sgiclarkh_plat.c \
- drivers/cfi/v2m/v2m_flash.c \
- lib/utils/mem_region.c \
- plat/arm/common/arm_nor_psci_mem_protect.c
-
-# Add the FDT_SOURCES and options for Dynamic Config
-FDT_SOURCES += ${SGICLARKH_BASE}/fdts/${PLAT}_tb_fw_config.dts
-TB_FW_CONFIG := ${BUILD_PLAT}/fdts/${PLAT}_tb_fw_config.dtb
-
-# Add the TB_FW_CONFIG to FIP and specify the same to certtool
-$(eval $(call TOOL_ADD_PAYLOAD,${TB_FW_CONFIG},--tb-fw-config))
-
-FDT_SOURCES += ${SGICLARKH_BASE}/fdts/${PLAT}_nt_fw_config.dts
-NT_FW_CONFIG := ${BUILD_PLAT}/fdts/${PLAT}_nt_fw_config.dtb
-
-# Add the NT_FW_CONFIG to FIP and specify the same to certtool
-$(eval $(call TOOL_ADD_PAYLOAD,${NT_FW_CONFIG},--nt-fw-config))
-
-override CTX_INCLUDE_AARCH32_REGS := 0
+++ /dev/null
-/*
- * Copyright (c) 2018, Arm Limited. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-#include <plat/common/platform.h>
-
-unsigned int plat_arm_sgi_get_platform_id(void)
-{
- return mmio_read_32(SID_REG_BASE + SID_SYSTEM_ID_OFFSET)
- & SID_SYSTEM_ID_PART_NUM_MASK;
-}
-
-unsigned int plat_arm_sgi_get_config_id(void)
-{
- return mmio_read_32(SID_REG_BASE + SID_SYSTEM_CFG_OFFSET);
-}
+++ /dev/null
-/*
- * Copyright (c) 2018, Arm Limited. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-#include <platform_def.h>
-
-#include <common/debug.h>
-#include <drivers/arm/tzc_dmc620.h>
-
-uintptr_t sgiclarkh_dmc_base[] = {
- SGICLARKH_DMC620_BASE0,
- SGICLARKH_DMC620_BASE1
-};
-
-static const tzc_dmc620_driver_data_t sgiclarkh_plat_driver_data = {
- .dmc_base = sgiclarkh_dmc_base,
- .dmc_count = ARRAY_SIZE(sgiclarkh_dmc_base)
-};
-
-static const tzc_dmc620_acc_addr_data_t sgiclarkh_acc_addr_data[] = {
- {
- .region_base = ARM_AP_TZC_DRAM1_BASE,
- .region_top = ARM_AP_TZC_DRAM1_BASE + ARM_TZC_DRAM1_SIZE - 1,
- .sec_attr = TZC_DMC620_REGION_S_RDWR
- }
-};
-
-static const tzc_dmc620_config_data_t sgiclarkh_plat_config_data = {
- .plat_drv_data = &sgiclarkh_plat_driver_data,
- .plat_acc_addr_data = sgiclarkh_acc_addr_data,
- .acc_addr_count = ARRAY_SIZE(sgiclarkh_acc_addr_data)
-};
-
-/* Initialize the secure environment */
-void plat_arm_security_setup(void)
-{
- arm_tzc_dmc620_setup(&sgiclarkh_plat_config_data);
-}
--- /dev/null
+/*
+ * Copyright (c) 2019, Arm Limited. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <cdefs.h>
+#include <stdint.h>
+
+/*
+ * Instruction pointer authentication key A. The low 64-bit are at [0], and the
+ * high bits at [1]. They are run-time constants so they are placed in the
+ * rodata section. They are written before MMU is turned on and the permissions
+ * are effective.
+ */
+uint64_t plat_apiakey[2] __section("rodata.apiakey");
+
+/*
+ * This is only a toy implementation to generate a seemingly random 128-bit key
+ * from sp and x30 values. A production system must re-implement this function
+ * to generate keys from a reliable randomness source.
+ */
+uint64_t *plat_init_apiakey(void)
+{
+ uintptr_t return_addr = (uintptr_t)__builtin_return_address(0U);
+ uintptr_t frame_addr = (uintptr_t)__builtin_frame_address(0U);
+
+ plat_apiakey[0] = (return_addr << 13) ^ frame_addr;
+ plat_apiakey[1] = (frame_addr << 15) ^ return_addr;
+
+ return plat_apiakey;
+}
lib/extensions/ras/ras_common.c
endif
+# Pointer Authentication sources
+ifeq (${ENABLE_PAUTH}, 1)
+PLAT_BL_COMMON_SOURCES += plat/arm/common/aarch64/arm_pauth.c
+endif
+
# SPM uses libfdt in Arm platforms
ifeq (${SPM_MM},0)
ifeq (${ENABLE_SPM},1)
/*
- * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2018-2019, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <asm_macros.S>
#include <platform_def.h>
#include <cortex_a75.h>
-#include <cortex_ares.h>
+#include <neoverse_n1.h>
#include <cpu_macros.S>
.globl plat_arm_calc_core_pos
*/
func plat_reset_handler
jump_if_cpu_midr CORTEX_A75_MIDR, A75
- jump_if_cpu_midr CORTEX_ARES_MIDR, ARES
+ jump_if_cpu_midr NEOVERSE_N1_MIDR, N1
ret
/* -----------------------------------------------------
isb
ret
-ARES:
- mrs x0, CORTEX_ARES_CPUPWRCTLR_EL1
- bic x0, x0, #CORTEX_ARES_CORE_PWRDN_EN_MASK
- msr CORTEX_ARES_CPUPWRCTLR_EL1, x0
+N1:
+ mrs x0, NEOVERSE_N1_CPUPWRCTLR_EL1
+ bic x0, x0, #NEOVERSE_N1_CORE_PWRDN_EN_MASK
+ msr NEOVERSE_N1_CPUPWRCTLR_EL1, x0
isb
ret
endfunc plat_reset_handler
.weak plat_set_my_stack
/* ---------------------------------------------------------------------
- * When the compatility layer is disabled, the new platform APIs
- * viz plat_get_my_stack() and plat_set_my_stack() are
- * supported by the platform and the previous APIs platform_get_stack()
- * and platform_set_stack() are defined in terms of new APIs making use
- * of the fact that they are only ever invoked for the current CPU.
- * This is to enable components of Trusted Firmware like SPDs using the
- * old platform APIs to continue to work.
+ * When the compatility layer is disabled, the platform APIs
+ * plat_get_my_stack() and plat_set_my_stack() are supported by the
+ * platform and the previous APIs platform_get_stack() and
+ * platform_set_stack() are defined in terms of new APIs making use of
+ * the fact that they are only ever invoked for the current CPU. This
+ * is to enable components of Trusted Firmware like SPDs using the old
+ * platform APIs to continue to work.
* --------------------------------------------------------------------
*/
#include <common/bl_common.h>
#include <common/interrupt_props.h>
#include <drivers/arm/gicv3.h>
+#include <drivers/arm/arm_gicv3_common.h>
+#include <lib/mmio.h>
#include <lib/utils.h>
#include <plat/common/platform.h>
#endif
}
+static __inline void plat_gicr_exit_sleep(void)
+{
+ unsigned int val = mmio_read_32(PLAT_GICR_BASE + GICR_WAKER);
+
+ /*
+ * ProcessorSleep bit can ONLY be set to zero when
+ * Quiescent bit and Sleep bit are both zero, so
+ * need to make sure Quiescent bit and Sleep bit
+ * are zero before clearing ProcessorSleep bit.
+ */
+ if (val & WAKER_QSC_BIT) {
+ mmio_write_32(PLAT_GICR_BASE + GICR_WAKER, val & ~WAKER_SL_BIT);
+ /* Wait till the WAKER_QSC_BIT changes to 0 */
+ while ((mmio_read_32(PLAT_GICR_BASE + GICR_WAKER) & WAKER_QSC_BIT) != 0U)
+ ;
+ }
+}
+
void plat_gic_init(void)
{
+ plat_gicr_exit_sleep();
gicv3_distif_init();
gicv3_rdistif_init(plat_my_core_pos());
gicv3_cpuif_enable(plat_my_core_pos());
.globl platform_mem_init
.globl plat_get_my_entrypoint
- .globl stratix10_sec_entry
- .globl cpuid_release
/* -----------------------------------------------------
* void plat_secondary_cold_boot_setup (void);
func plat_secondary_cold_boot_setup
/* Wait until the it gets reset signal from rstmgr gets populated */
poll_mailbox:
- wfi
+ wfi
- adr x0, stratix10_sec_entry
+ mov_imm x0, PLAT_S10_SEC_ENTRY
ldr x1, [x0]
- adr x2, cpuid_release
+ mov_imm x2, PLAT_CPUID_RELEASE
ldr x3, [x2]
mrs x4, mpidr_el1
and x4, x4, #0xff
endfunc plat_my_core_pos
func plat_get_my_entrypoint
- adr x1,stratix10_sec_entry
+ mov_imm x1, PLAT_S10_SEC_ENTRY
ldr x0, [x1]
ret
endfunc plat_get_my_entrypoint
.data
.align 3
-stratix10_sec_entry:
- .quad 0
-
-cpuid_release:
- .quad 0
-
--- /dev/null
+/*
+ * Copyright (c) 2019, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <assert.h>
+#include <arch.h>
+#include <arch_helpers.h>
+#include <common/bl_common.h>
+#include <common/debug.h>
+#include <drivers/console.h>
+#include <drivers/delay_timer.h>
+#include <drivers/arm/gic_common.h>
+#include <drivers/arm/gicv2.h>
+#include <drivers/ti/uart/uart_16550.h>
+#include <drivers/generic_delay_timer.h>
+#include <drivers/arm/gicv2.h>
+#include <s10_mailbox.h>
+#include <lib/xlat_tables/xlat_tables.h>
+#include <lib/mmio.h>
+#include <plat/common/platform.h>
+#include <platform_def.h>
+#include <platform_private.h>
+
+#include "aarch64/stratix10_private.h"
+#include "s10_handoff.h"
+#include "s10_reset_manager.h"
+#include "s10_memory_controller.h"
+#include "s10_pinmux.h"
+#include "s10_clock_manager.h"
+#include "s10_system_manager.h"
+
+static entry_point_info_t bl32_image_ep_info;
+static entry_point_info_t bl33_image_ep_info;
+
+entry_point_info_t *bl31_plat_get_next_image_ep_info(uint32_t type)
+{
+ entry_point_info_t *next_image_info;
+
+ next_image_info = (type == NON_SECURE) ?
+ &bl33_image_ep_info : &bl32_image_ep_info;
+
+ /* None of the images on this platform can have 0x0 as the entrypoint */
+ if (next_image_info->pc)
+ return next_image_info;
+ else
+ return NULL;
+}
+
+void bl31_early_platform_setup2(u_register_t arg0, u_register_t arg1,
+ u_register_t arg2, u_register_t arg3)
+{
+ static console_16550_t console;
+
+ console_16550_register(PLAT_UART0_BASE, PLAT_UART_CLOCK, PLAT_BAUDRATE,
+ &console);
+ /*
+ * Check params passed from BL31 should not be NULL,
+ */
+ void *from_bl2 = (void *) arg0;
+
+ bl_params_t *params_from_bl2 = (bl_params_t *)from_bl2;
+
+ assert(params_from_bl2 != NULL);
+ assert(params_from_bl2->h.type == PARAM_BL_PARAMS);
+ assert(params_from_bl2->h.version >= VERSION_2);
+
+ /*
+ * Copy BL32 (if populated by BL31) and BL33 entry point information.
+ * They are stored in Secure RAM, in BL31's address space.
+ */
+
+ bl_params_node_t *bl_params = params_from_bl2->head;
+
+ while (bl_params) {
+ if (bl_params->image_id == BL33_IMAGE_ID)
+ bl33_image_ep_info = *bl_params->ep_info;
+
+ bl_params = bl_params->next_params_info;
+ }
+ SET_SECURITY_STATE(bl33_image_ep_info.h.attr, NON_SECURE);
+}
+
+static const interrupt_prop_t s10_interrupt_props[] = {
+ PLAT_INTEL_S10_G1S_IRQ_PROPS(GICV2_INTR_GROUP0),
+ PLAT_INTEL_S10_G0_IRQ_PROPS(GICV2_INTR_GROUP0)
+};
+
+static unsigned int target_mask_array[PLATFORM_CORE_COUNT];
+
+static const gicv2_driver_data_t plat_gicv2_gic_data = {
+ .gicd_base = PLAT_INTEL_S10_GICD_BASE,
+ .gicc_base = PLAT_INTEL_S10_GICC_BASE,
+ .interrupt_props = s10_interrupt_props,
+ .interrupt_props_num = ARRAY_SIZE(s10_interrupt_props),
+ .target_masks = target_mask_array,
+ .target_masks_num = ARRAY_SIZE(target_mask_array),
+};
+
+/*******************************************************************************
+ * Perform any BL3-1 platform setup code
+ ******************************************************************************/
+void bl31_platform_setup(void)
+{
+ /* Initialize the gic cpu and distributor interfaces */
+ gicv2_driver_init(&plat_gicv2_gic_data);
+ gicv2_distif_init();
+ gicv2_pcpu_distif_init();
+ gicv2_cpuif_enable();
+}
+
+const mmap_region_t plat_stratix10_mmap[] = {
+ MAP_REGION_FLAT(DRAM_BASE, DRAM_SIZE, MT_MEMORY | MT_RW | MT_NS),
+ MAP_REGION_FLAT(DEVICE1_BASE, DEVICE1_SIZE, MT_DEVICE | MT_RW | MT_NS),
+ MAP_REGION_FLAT(DEVICE2_BASE, DEVICE2_SIZE, MT_DEVICE | MT_RW | MT_NS),
+ MAP_REGION_FLAT(OCRAM_BASE, OCRAM_SIZE,
+ MT_NON_CACHEABLE | MT_RW | MT_SECURE),
+ MAP_REGION_FLAT(DEVICE3_BASE, DEVICE3_SIZE,
+ MT_DEVICE | MT_RW | MT_SECURE),
+ MAP_REGION_FLAT(MEM64_BASE, MEM64_SIZE, MT_DEVICE | MT_RW | MT_NS),
+ MAP_REGION_FLAT(DEVICE4_BASE, DEVICE4_SIZE, MT_DEVICE | MT_RW | MT_NS),
+ {0},
+};
+
+/*******************************************************************************
+ * Perform the very early platform specific architectural setup here. At the
+ * moment this is only intializes the mmu in a quick and dirty way.
+ ******************************************************************************/
+void bl31_plat_arch_setup(void)
+{
+ const mmap_region_t bl_regions[] = {
+ MAP_REGION_FLAT(BL31_BASE, BL31_END - BL31_BASE,
+ MT_MEMORY | MT_RW | MT_SECURE),
+ MAP_REGION_FLAT(BL_CODE_BASE, BL_CODE_END - BL_CODE_BASE,
+ MT_CODE | MT_SECURE),
+ MAP_REGION_FLAT(BL_RO_DATA_BASE,
+ BL_RO_DATA_END - BL_RO_DATA_BASE,
+ MT_RO_DATA | MT_SECURE),
+#if USE_COHERENT_MEM
+ MAP_REGION_FLAT(BL_COHERENT_RAM_BASE,
+ BL_COHERENT_RAM_END - BL_COHERENT_RAM_BASE,
+ MT_DEVICE | MT_RW | MT_SECURE),
+#endif
+ {0},
+ };
+
+ setup_page_tables(bl_regions, plat_stratix10_mmap);
+ enable_mmu_el3(0);
+}
+
* ---------------------------------------------
*/
.macro plat_crash_print_regs
- mov_imm x17, PLAT_GICC_BASE
- mov_imm x16, PLAT_GICD_BASE
- arm_print_gic_regs
.endm
#endif /* __PLAT_MACROS_S__ */
--- /dev/null
+/*
+ * Copyright (c) 2019, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef __S10_MBOX__
+#define __S10_MBOX__
+
+#define MBOX_OFFSET 0xffa30000
+
+#define MBOX_ATF_CLIENT_ID 0x1
+#define MBOX_JOB_ID 0x1
+
+/* Mailbox interrupt flags and masks */
+#define MBOX_INT_FLAG_COE 0x1
+#define MBOX_INT_FLAG_RIE 0x2
+#define MBOX_INT_FLAG_UAE 0x100
+#define MBOX_COE_BIT(INTERRUPT) ((INTERRUPT) & 0x3)
+#define MBOX_UAE_BIT(INTERRUPT) (((INTERRUPT) & (1<<4)))
+
+/* Mailbox response and status */
+#define MBOX_RESP_BUFFER_SIZE 16
+#define MBOX_RESP_ERR(BUFFER) ((BUFFER) & 0x00000fff)
+#define MBOX_RESP_LEN(BUFFER) (((BUFFER) & 0x007ff000) >> 12)
+#define MBOX_RESP_CLIENT_ID(BUFFER) (((BUFFER) & 0xf0000000) >> 28)
+#define MBOX_RESP_JOB_ID(BUFFER) (((BUFFER) & 0x0f000000) >> 24)
+#define MBOX_STATUS_UA_MASK (1<<8)
+
+/* Mailbox command and response */
+#define MBOX_CMD_FREE_OFFSET 0x14
+#define MBOX_CMD_BUFFER_SIZE 32
+#define MBOX_CLIENT_ID_CMD(CLIENT_ID) ((CLIENT_ID) << 28)
+#define MBOX_JOB_ID_CMD(JOB_ID) (JOB_ID<<24)
+#define MBOX_CMD_LEN_CMD(CMD_LEN) ((CMD_LEN) << 12)
+#define MBOX_INDIRECT (1 << 11)
+#define MBOX_INSUFFICIENT_BUFFER -2
+#define MBOX_CIN 0x00
+#define MBOX_ROUT 0x04
+#define MBOX_URG 0x08
+#define MBOX_INT 0x0C
+#define MBOX_COUT 0x20
+#define MBOX_RIN 0x24
+#define MBOX_STATUS 0x2C
+#define MBOX_CMD_BUFFER 0x40
+#define MBOX_RESP_BUFFER 0xC0
+
+#define MBOX_RESP_BUFFER_SIZE 16
+#define MBOX_RESP_OK 0
+#define MBOX_RESP_INVALID_CMD 1
+#define MBOX_RESP_UNKNOWN_BR 2
+#define MBOX_RESP_UNKNOWN 3
+#define MBOX_RESP_NOT_CONFIGURED 256
+
+/* Mailbox SDM doorbell */
+#define MBOX_DOORBELL_TO_SDM 0x400
+#define MBOX_DOORBELL_FROM_SDM 0x480
+
+/* Mailbox QSPI commands */
+#define MBOX_CMD_RESTART 2
+#define MBOX_CMD_QSPI_OPEN 50
+#define MBOX_CMD_QSPI_CLOSE 51
+#define MBOX_CMD_QSPI_DIRECT 59
+#define MBOX_CMD_GET_IDCODE 16
+#define MBOX_CMD_QSPI_SET_CS 52
+
+/* Mailbox REBOOT commands */
+#define MBOX_CMD_REBOOT_HPS 71
+
+/* Generic error handling */
+#define MBOX_TIMEOUT -2047
+#define MBOX_NO_RESPONSE -2
+#define MBOX_WRONG_ID -3
+
+/* Mailbox status */
+#define RECONFIG_STATUS_STATE 0
+#define RECONFIG_STATUS_PIN_STATUS 2
+#define RECONFIG_STATUS_SOFTFUNC_STATUS 3
+#define PIN_STATUS_NSTATUS (1 << 31)
+#define SOFTFUNC_STATUS_SEU_ERROR (1 << 3)
+#define SOFTFUNC_STATUS_INIT_DONE (1 << 1)
+#define SOFTFUNC_STATUS_CONF_DONE (1 << 0)
+#define MBOX_CFGSTAT_STATE_CONFIG 0x10000000
+
+/* SMC function IDs for SiP Service queries */
+#define SIP_SVC_CALL_COUNT 0x8200ff00
+#define SIP_SVC_UID 0x8200ff01
+#define SIP_SVC_VERSION 0x8200ff03
+
+/* SiP Service Calls version numbers */
+#define SIP_SVC_VERSION_MAJOR 0
+#define SIP_SVC_VERSION_MINOR 1
+
+/* Mailbox reconfiguration commands */
+#define MBOX_RECONFIG 6
+#define MBOX_RECONFIG_DATA 8
+#define MBOX_RECONFIG_STATUS 9
+
+/* Sip get memory */
+#define INTEL_SIP_SMC_FPGA_CONFIG_START 0xC2000001
+#define INTEL_SIP_SMC_FPGA_CONFIG_GET_MEM 0xC2000005
+#define INTEL_SIP_SMC_FPGA_CONFIG_ISDONE 0xC2000004
+#define INTEL_SIP_SMC_FPGA_CONFIG_WRITE 0x42000002
+#define INTEL_SIP_SMC_FPGA_CONFIG_COMPLETED_WRITE 0xC2000003
+#define INTEL_SIP_SMC_STATUS_OK 0
+#define INTEL_SIP_SMC_STATUS_ERROR 0x4
+#define INTEL_SIP_SMC_STATUS_BUSY 0x1
+#define INTEL_SIP_SMC_STATUS_REJECTED 0x2
+#define INTEL_SIP_SMC_FPGA_CONFIG_ADDR 0x1000
+#define INTEL_SIP_SMC_FPGA_CONFIG_SIZE 16777216
+
+void mailbox_set_int(int interrupt_input);
+int mailbox_init(void);
+void mailbox_set_qspi_close(void);
+void mailbox_set_qspi_open(void);
+void mailbox_set_qspi_direct(void);
+int mailbox_send_cmd(int job_id, unsigned int cmd, uint32_t *args,
+ int len, int urgent, uint32_t *response);
+void mailbox_send_cmd_async(int job_id, unsigned int cmd, uint32_t *args,
+ int len, int urgent);
+int mailbox_read_response(int job_id, uint32_t *response);
+int mailbox_get_qspi_clock(void);
+void mailbox_reset_cold(void);
+
+#endif
--- /dev/null
+/*
+ * Copyright (c) 2019, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <arch_helpers.h>
+#include <assert.h>
+#include <common/debug.h>
+#include <errno.h>
+#include <lib/mmio.h>
+#include <drivers/arm/gic_common.h>
+#include <drivers/arm/gicv2.h>
+#include <plat/common/platform.h>
+#include <lib/psci/psci.h>
+
+#include "platform_def.h"
+#include "platform_private.h"
+#include "s10_reset_manager.h"
+#include "s10_mailbox.h"
+
+#define S10_RSTMGR_OFST 0xffd11000
+#define S10_RSTMGR_MPUMODRST_OFST 0x20
+
+uintptr_t *stratix10_sec_entry = (uintptr_t *) PLAT_S10_SEC_ENTRY;
+uintptr_t *cpuid_release = (uintptr_t *) PLAT_CPUID_RELEASE;
+
+/*******************************************************************************
+ * plat handler called when a CPU is about to enter standby.
+ ******************************************************************************/
+void plat_cpu_standby(plat_local_state_t cpu_state)
+{
+ /*
+ * Enter standby state
+ * dsb is good practice before using wfi to enter low power states
+ */
+ VERBOSE("%s: cpu_state: 0x%x\n", __func__, cpu_state);
+ dsb();
+ wfi();
+}
+
+/*******************************************************************************
+ * plat handler called when a power domain is about to be turned on. The
+ * mpidr determines the CPU to be turned on.
+ ******************************************************************************/
+int plat_pwr_domain_on(u_register_t mpidr)
+{
+ unsigned int cpu_id = plat_core_pos_by_mpidr(mpidr);
+
+ VERBOSE("%s: mpidr: 0x%lx\n", __func__, mpidr);
+
+ if (cpu_id == -1)
+ return PSCI_E_INTERN_FAIL;
+
+ *cpuid_release = cpu_id;
+
+ /* release core reset */
+ mmio_setbits_32(S10_RSTMGR_OFST + S10_RSTMGR_MPUMODRST_OFST,
+ 1 << cpu_id);
+ return PSCI_E_SUCCESS;
+}
+
+/*******************************************************************************
+ * plat handler called when a power domain is about to be turned off. The
+ * target_state encodes the power state that each level should transition to.
+ ******************************************************************************/
+void plat_pwr_domain_off(const psci_power_state_t *target_state)
+{
+ unsigned int cpu_id = plat_my_core_pos();
+
+ for (size_t i = 0; i <= PLAT_MAX_PWR_LVL; i++)
+ VERBOSE("%s: target_state->pwr_domain_state[%lu]=%x\n",
+ __func__, i, target_state->pwr_domain_state[i]);
+
+ /* TODO: Prevent interrupts from spuriously waking up this cpu */
+ /* gicv2_cpuif_disable(); */
+
+ /* assert core reset */
+ mmio_setbits_32(S10_RSTMGR_OFST + S10_RSTMGR_MPUMODRST_OFST,
+ 1 << cpu_id);
+}
+
+/*******************************************************************************
+ * plat handler called when a power domain is about to be suspended. The
+ * target_state encodes the power state that each level should transition to.
+ ******************************************************************************/
+void plat_pwr_domain_suspend(const psci_power_state_t *target_state)
+{
+ unsigned int cpu_id = plat_my_core_pos();
+
+ for (size_t i = 0; i <= PLAT_MAX_PWR_LVL; i++)
+ VERBOSE("%s: target_state->pwr_domain_state[%lu]=%x\n",
+ __func__, i, target_state->pwr_domain_state[i]);
+ /* assert core reset */
+ mmio_setbits_32(S10_RSTMGR_OFST + S10_RSTMGR_MPUMODRST_OFST,
+ 1 << cpu_id);
+
+}
+
+/*******************************************************************************
+ * plat handler called when a power domain has just been powered on after
+ * being turned off earlier. The target_state encodes the low power state that
+ * each level has woken up from.
+ ******************************************************************************/
+void plat_pwr_domain_on_finish(const psci_power_state_t *target_state)
+{
+ for (size_t i = 0; i <= PLAT_MAX_PWR_LVL; i++)
+ VERBOSE("%s: target_state->pwr_domain_state[%lu]=%x\n",
+ __func__, i, target_state->pwr_domain_state[i]);
+
+ /* Program the gic per-cpu distributor or re-distributor interface */
+ gicv2_pcpu_distif_init();
+ gicv2_set_pe_target_mask(plat_my_core_pos());
+
+ /* Enable the gic cpu interface */
+ gicv2_cpuif_enable();
+}
+
+/*******************************************************************************
+ * plat handler called when a power domain has just been powered on after
+ * having been suspended earlier. The target_state encodes the low power state
+ * that each level has woken up from.
+ * TODO: At the moment we reuse the on finisher and reinitialize the secure
+ * context. Need to implement a separate suspend finisher.
+ ******************************************************************************/
+void plat_pwr_domain_suspend_finish(const psci_power_state_t *target_state)
+{
+ unsigned int cpu_id = plat_my_core_pos();
+
+ for (size_t i = 0; i <= PLAT_MAX_PWR_LVL; i++)
+ VERBOSE("%s: target_state->pwr_domain_state[%lu]=%x\n",
+ __func__, i, target_state->pwr_domain_state[i]);
+
+ /* release core reset */
+ mmio_clrbits_32(S10_RSTMGR_OFST + S10_RSTMGR_MPUMODRST_OFST,
+ 1 << cpu_id);
+}
+
+/*******************************************************************************
+ * plat handlers to shutdown/reboot the system
+ ******************************************************************************/
+static void __dead2 plat_system_off(void)
+{
+ wfi();
+ ERROR("System Off: operation not handled.\n");
+ panic();
+}
+
+static void __dead2 plat_system_reset(void)
+{
+ INFO("assert Peripheral from Reset\r\n");
+
+ deassert_peripheral_reset();
+ mailbox_reset_cold();
+
+ while (1)
+ wfi();
+}
+
+int plat_validate_power_state(unsigned int power_state,
+ psci_power_state_t *req_state)
+{
+ VERBOSE("%s: power_state: 0x%x\n", __func__, power_state);
+
+ return PSCI_E_SUCCESS;
+}
+
+int plat_validate_ns_entrypoint(unsigned long ns_entrypoint)
+{
+ VERBOSE("%s: ns_entrypoint: 0x%lx\n", __func__, ns_entrypoint);
+ return PSCI_E_SUCCESS;
+}
+
+void plat_get_sys_suspend_power_state(psci_power_state_t *req_state)
+{
+ req_state->pwr_domain_state[PSCI_CPU_PWR_LVL] = PLAT_MAX_OFF_STATE;
+ req_state->pwr_domain_state[1] = PLAT_MAX_OFF_STATE;
+}
+
+/*******************************************************************************
+ * Export the platform handlers via plat_arm_psci_pm_ops. The ARM Standard
+ * platform layer will take care of registering the handlers with PSCI.
+ ******************************************************************************/
+const plat_psci_ops_t plat_psci_pm_ops = {
+ .cpu_standby = plat_cpu_standby,
+ .pwr_domain_on = plat_pwr_domain_on,
+ .pwr_domain_off = plat_pwr_domain_off,
+ .pwr_domain_suspend = plat_pwr_domain_suspend,
+ .pwr_domain_on_finish = plat_pwr_domain_on_finish,
+ .pwr_domain_suspend_finish = plat_pwr_domain_suspend_finish,
+ .system_off = plat_system_off,
+ .system_reset = plat_system_reset,
+ .validate_power_state = plat_validate_power_state,
+ .validate_ns_entrypoint = plat_validate_ns_entrypoint,
+ .get_sys_suspend_power_state = plat_get_sys_suspend_power_state
+};
+
+/*******************************************************************************
+ * Export the platform specific power ops.
+ ******************************************************************************/
+int plat_setup_psci_ops(uintptr_t sec_entrypoint,
+ const struct plat_psci_ops **psci_ops)
+{
+ /* Save warm boot entrypoint.*/
+ *stratix10_sec_entry = sec_entrypoint;
+
+ *psci_ops = &plat_psci_pm_ops;
+ return 0;
+}
--- /dev/null
+/*
+ * Copyright (c) 2019, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <assert.h>
+#include <common/debug.h>
+#include <common/runtime_svc.h>
+#include <lib/mmio.h>
+#include <s10_mailbox.h>
+#include <tools_share/uuid.h>
+
+/* Number of SiP Calls implemented */
+#define SIP_NUM_CALLS 0x3
+
+/* Total buffer the driver can hold */
+#define FPGA_CONFIG_BUFFER_SIZE 4
+
+int current_block;
+int current_buffer;
+int current_id = 1;
+int max_blocks;
+uint32_t bytes_per_block;
+uint32_t blocks_submitted;
+uint32_t blocks_completed;
+
+struct fpga_config_info {
+ uint32_t addr;
+ int size;
+ int size_written;
+ uint32_t write_requested;
+ int subblocks_sent;
+ int block_number;
+};
+
+/* SiP Service UUID */
+DEFINE_SVC_UUID2(intl_svc_uid,
+ 0xa85273b0, 0xe85a, 0x4862, 0xa6, 0x2a,
+ 0xfa, 0x88, 0x88, 0x17, 0x68, 0x81);
+
+uint64_t plat_sip_handler(uint32_t smc_fid,
+ uint64_t x1,
+ uint64_t x2,
+ uint64_t x3,
+ uint64_t x4,
+ void *cookie,
+ void *handle,
+ uint64_t flags)
+{
+ ERROR("%s: unhandled SMC (0x%x)\n", __func__, smc_fid);
+ SMC_RET1(handle, SMC_UNK);
+}
+
+struct fpga_config_info fpga_config_buffers[FPGA_CONFIG_BUFFER_SIZE];
+
+static void intel_fpga_sdm_write_buffer(struct fpga_config_info *buffer)
+{
+ uint32_t args[3];
+
+ while (max_blocks > 0 && buffer->size > buffer->size_written) {
+ if (buffer->size - buffer->size_written <=
+ bytes_per_block) {
+ args[0] = (1<<8);
+ args[1] = buffer->addr + buffer->size_written;
+ args[2] = buffer->size - buffer->size_written;
+ buffer->size_written +=
+ buffer->size - buffer->size_written;
+ buffer->subblocks_sent++;
+ mailbox_send_cmd_async(0x4,
+ MBOX_RECONFIG_DATA,
+ args, 3, 0);
+ current_buffer++;
+ current_buffer %= FPGA_CONFIG_BUFFER_SIZE;
+ } else {
+ args[0] = (1<<8);
+ args[1] = buffer->addr + buffer->size_written;
+ args[2] = bytes_per_block;
+ buffer->size_written += bytes_per_block;
+ mailbox_send_cmd_async(0x4,
+ MBOX_RECONFIG_DATA,
+ args, 3, 0);
+ buffer->subblocks_sent++;
+ }
+ max_blocks--;
+ }
+}
+
+static int intel_fpga_sdm_write_all(void)
+{
+ int i;
+
+ for (i = 0; i < FPGA_CONFIG_BUFFER_SIZE; i++)
+ intel_fpga_sdm_write_buffer(
+ &fpga_config_buffers[current_buffer]);
+
+ return 0;
+}
+
+uint32_t intel_mailbox_fpga_config_isdone(void)
+{
+ uint32_t args[2];
+ uint32_t response[6];
+ int status;
+
+ status = mailbox_send_cmd(1, MBOX_RECONFIG_STATUS, args, 0, 0,
+ response);
+
+ if (status < 0)
+ return INTEL_SIP_SMC_STATUS_ERROR;
+
+ if (response[RECONFIG_STATUS_STATE] &&
+ response[RECONFIG_STATUS_STATE] != MBOX_CFGSTAT_STATE_CONFIG)
+ return INTEL_SIP_SMC_STATUS_ERROR;
+
+ if (!(response[RECONFIG_STATUS_PIN_STATUS] & PIN_STATUS_NSTATUS))
+ return INTEL_SIP_SMC_STATUS_ERROR;
+
+ if (response[RECONFIG_STATUS_SOFTFUNC_STATUS] &
+ SOFTFUNC_STATUS_SEU_ERROR)
+ return INTEL_SIP_SMC_STATUS_ERROR;
+
+ if ((response[RECONFIG_STATUS_SOFTFUNC_STATUS] &
+ SOFTFUNC_STATUS_CONF_DONE) &&
+ (response[RECONFIG_STATUS_SOFTFUNC_STATUS] &
+ SOFTFUNC_STATUS_INIT_DONE))
+ return INTEL_SIP_SMC_STATUS_OK;
+
+ return INTEL_SIP_SMC_STATUS_ERROR;
+}
+
+static int mark_last_buffer_xfer_completed(uint32_t *buffer_addr_completed)
+{
+ int i;
+
+ for (i = 0; i < FPGA_CONFIG_BUFFER_SIZE; i++) {
+ if (fpga_config_buffers[i].block_number == current_block) {
+ fpga_config_buffers[i].subblocks_sent--;
+ if (fpga_config_buffers[i].subblocks_sent == 0
+ && fpga_config_buffers[i].size <=
+ fpga_config_buffers[i].size_written) {
+ fpga_config_buffers[i].write_requested = 0;
+ current_block++;
+ *buffer_addr_completed =
+ fpga_config_buffers[i].addr;
+ return 0;
+ }
+ }
+ }
+
+ return -1;
+}
+
+unsigned int address_in_ddr(uint32_t *addr)
+{
+ if (((unsigned long long)addr > DRAM_BASE) &&
+ ((unsigned long long)addr < DRAM_BASE + DRAM_SIZE))
+ return 0;
+
+ return -1;
+}
+
+int intel_fpga_config_completed_write(uint32_t *completed_addr,
+ uint32_t *count)
+{
+ uint32_t status = INTEL_SIP_SMC_STATUS_OK;
+ *count = 0;
+ int resp_len = 0;
+ uint32_t resp[5];
+ int all_completed = 1;
+ int count_check = 0;
+
+ if (address_in_ddr(completed_addr) != 0 || address_in_ddr(count) != 0)
+ return INTEL_SIP_SMC_STATUS_ERROR;
+
+ for (count_check = 0; count_check < 3; count_check++)
+ if (address_in_ddr(&completed_addr[*count + count_check]) != 0)
+ return INTEL_SIP_SMC_STATUS_ERROR;
+
+ resp_len = mailbox_read_response(0x4, resp);
+
+ while (resp_len >= 0 && *count < 3) {
+ max_blocks++;
+ if (mark_last_buffer_xfer_completed(
+ &completed_addr[*count]) == 0)
+ *count = *count + 1;
+ else
+ break;
+ resp_len = mailbox_read_response(0x4, resp);
+ }
+
+ if (*count <= 0) {
+ if (resp_len != MBOX_NO_RESPONSE &&
+ resp_len != MBOX_TIMEOUT && resp_len != 0) {
+ return INTEL_SIP_SMC_STATUS_ERROR;
+ }
+
+ *count = 0;
+ }
+
+ intel_fpga_sdm_write_all();
+
+ if (*count > 0)
+ status = INTEL_SIP_SMC_STATUS_OK;
+ else if (*count == 0)
+ status = INTEL_SIP_SMC_STATUS_BUSY;
+
+ for (int i = 0; i < FPGA_CONFIG_BUFFER_SIZE; i++) {
+ if (fpga_config_buffers[i].write_requested != 0) {
+ all_completed = 0;
+ break;
+ }
+ }
+
+ if (all_completed == 1)
+ return INTEL_SIP_SMC_STATUS_OK;
+
+ return status;
+}
+
+int intel_fpga_config_start(uint32_t config_type)
+{
+ uint32_t response[3];
+ int status = 0;
+
+ status = mailbox_send_cmd(2, MBOX_RECONFIG, 0, 0, 0,
+ response);
+
+ if (status < 0)
+ return status;
+
+ max_blocks = response[0];
+ bytes_per_block = response[1];
+
+ for (int i = 0; i < FPGA_CONFIG_BUFFER_SIZE; i++) {
+ fpga_config_buffers[i].size = 0;
+ fpga_config_buffers[i].size_written = 0;
+ fpga_config_buffers[i].addr = 0;
+ fpga_config_buffers[i].write_requested = 0;
+ fpga_config_buffers[i].block_number = 0;
+ fpga_config_buffers[i].subblocks_sent = 0;
+ }
+
+ blocks_submitted = 0;
+ current_block = 0;
+ current_buffer = 0;
+
+ return 0;
+}
+
+
+uint32_t intel_fpga_config_write(uint64_t mem, uint64_t size)
+{
+ int i = 0;
+ uint32_t status = INTEL_SIP_SMC_STATUS_OK;
+
+ if (mem < DRAM_BASE || mem > DRAM_BASE + DRAM_SIZE)
+ status = INTEL_SIP_SMC_STATUS_REJECTED;
+
+ if (mem + size > DRAM_BASE + DRAM_SIZE)
+ status = INTEL_SIP_SMC_STATUS_REJECTED;
+
+ for (i = 0; i < FPGA_CONFIG_BUFFER_SIZE; i++) {
+ if (!fpga_config_buffers[i].write_requested) {
+ fpga_config_buffers[i].addr = mem;
+ fpga_config_buffers[i].size = size;
+ fpga_config_buffers[i].size_written = 0;
+ fpga_config_buffers[i].write_requested = 1;
+ fpga_config_buffers[i].block_number =
+ blocks_submitted++;
+ fpga_config_buffers[i].subblocks_sent = 0;
+ break;
+ }
+ }
+
+
+ if (i == FPGA_CONFIG_BUFFER_SIZE) {
+ status = INTEL_SIP_SMC_STATUS_REJECTED;
+ return status;
+ } else if (i == FPGA_CONFIG_BUFFER_SIZE - 1) {
+ status = INTEL_SIP_SMC_STATUS_BUSY;
+ }
+
+ intel_fpga_sdm_write_all();
+
+ return status;
+}
+
+/*
+ * This function is responsible for handling all SiP calls from the NS world
+ */
+
+uintptr_t sip_smc_handler(uint32_t smc_fid,
+ u_register_t x1,
+ u_register_t x2,
+ u_register_t x3,
+ u_register_t x4,
+ void *cookie,
+ void *handle,
+ u_register_t flags)
+{
+ uint32_t status = INTEL_SIP_SMC_STATUS_OK;
+ uint32_t completed_addr[3];
+ uint32_t count = 0;
+
+ switch (smc_fid) {
+ case SIP_SVC_UID:
+ /* Return UID to the caller */
+ SMC_UUID_RET(handle, intl_svc_uid);
+ break;
+ case INTEL_SIP_SMC_FPGA_CONFIG_ISDONE:
+ status = intel_mailbox_fpga_config_isdone();
+ SMC_RET4(handle, status, 0, 0, 0);
+ break;
+ case INTEL_SIP_SMC_FPGA_CONFIG_GET_MEM:
+ SMC_RET3(handle, INTEL_SIP_SMC_STATUS_OK,
+ INTEL_SIP_SMC_FPGA_CONFIG_ADDR,
+ INTEL_SIP_SMC_FPGA_CONFIG_SIZE -
+ INTEL_SIP_SMC_FPGA_CONFIG_ADDR);
+ break;
+ case INTEL_SIP_SMC_FPGA_CONFIG_START:
+ status = intel_fpga_config_start(x1);
+ SMC_RET4(handle, status, 0, 0, 0);
+ break;
+ case INTEL_SIP_SMC_FPGA_CONFIG_WRITE:
+ status = intel_fpga_config_write(x1, x2);
+ SMC_RET4(handle, status, 0, 0, 0);
+ break;
+ case INTEL_SIP_SMC_FPGA_CONFIG_COMPLETED_WRITE:
+ status = intel_fpga_config_completed_write(completed_addr,
+ &count);
+ switch (count) {
+ case 1:
+ SMC_RET4(handle, INTEL_SIP_SMC_STATUS_OK,
+ completed_addr[0], 0, 0);
+ break;
+ case 2:
+ SMC_RET4(handle, INTEL_SIP_SMC_STATUS_OK,
+ completed_addr[0],
+ completed_addr[1], 0);
+ break;
+ case 3:
+ SMC_RET4(handle, INTEL_SIP_SMC_STATUS_OK,
+ completed_addr[0],
+ completed_addr[1],
+ completed_addr[2]);
+ break;
+ case 0:
+ SMC_RET4(handle, status, 0, 0, 0);
+ break;
+ default:
+ SMC_RET1(handle, INTEL_SIP_SMC_STATUS_ERROR);
+ }
+ break;
+
+ default:
+ return plat_sip_handler(smc_fid, x1, x2, x3, x4,
+ cookie, handle, flags);
+ }
+}
+
+DECLARE_RT_SVC(
+ s10_sip_svc,
+ OEN_SIP_START,
+ OEN_SIP_END,
+ SMC_TYPE_FAST,
+ NULL,
+ sip_smc_handler
+);
+
+DECLARE_RT_SVC(
+ s10_sip_svc_std,
+ OEN_SIP_START,
+ OEN_SIP_END,
+ SMC_TYPE_YIELD,
+ NULL,
+ sip_smc_handler
+);
--- /dev/null
+/*
+ * Copyright (c) 2019, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <arch.h>
+#include <platform_def.h>
+#include <lib/psci/psci.h>
+static const unsigned char plat_power_domain_tree_desc[] = {1, 4};
+
+/*******************************************************************************
+ * This function returns the default topology tree information.
+ ******************************************************************************/
+const unsigned char *plat_get_power_domain_tree_desc(void)
+{
+ return plat_power_domain_tree_desc;
+}
+
+/*******************************************************************************
+ * This function implements a part of the critical interface between the psci
+ * generic layer and the platform that allows the former to query the platform
+ * to convert an MPIDR to a unique linear index. An error code (-1) is returned
+ * in case the MPIDR is invalid.
+ ******************************************************************************/
+int plat_core_pos_by_mpidr(u_register_t mpidr)
+{
+ unsigned int cluster_id, cpu_id;
+
+ mpidr &= MPIDR_AFFINITY_MASK;
+
+ if (mpidr & ~(MPIDR_CLUSTER_MASK | MPIDR_CPU_MASK))
+ return -1;
+
+ cluster_id = (mpidr >> MPIDR_AFF1_SHIFT) & MPIDR_AFFLVL_MASK;
+ cpu_id = (mpidr >> MPIDR_AFF0_SHIFT) & MPIDR_AFFLVL_MASK;
+
+ if (cluster_id >= PLATFORM_CLUSTER_COUNT)
+ return -1;
+
+ /*
+ * Validate cpu_id by checking whether it represents a CPU in
+ * one of the two clusters present on the platform.
+ */
+ if (cpu_id >= PLATFORM_MAX_CPUS_PER_CLUSTER)
+ return -1;
+
+ return (cpu_id + (cluster_id * 4));
+}
+
plat/intel/soc/stratix10/soc/s10_system_manager.c \
common/desc_image_load.c
-# plat/intel/soc/stratix10/plat_topology.c \
+BL31_SOURCES += drivers/arm/cci/cci.c \
+ lib/cpus/aarch64/cortex_a53.S \
+ lib/cpus/aarch64/aem_generic.S \
+ lib/cpus/aarch64/cortex_a53.S \
+ plat/common/plat_psci_common.c \
+ plat/intel/soc/stratix10/plat_sip_svc.c \
+ plat/intel/soc/stratix10/bl31_plat_setup.c \
+ plat/intel/soc/stratix10/plat_psci.c \
+ plat/intel/soc/stratix10/plat_topology.c \
+ plat/intel/soc/stratix10/plat_delay_timer.c \
+ plat/intel/soc/stratix10/soc/s10_reset_manager.c\
+ plat/intel/soc/stratix10/soc/s10_pinmux.c \
+ plat/intel/soc/stratix10/soc/s10_clock_manager.c\
+ plat/intel/soc/stratix10/soc/s10_handoff.c \
+ plat/intel/soc/stratix10/soc/s10_mailbox.c \
PROGRAMMABLE_RESET_ADDRESS := 0
BL2_AT_EL3 := 1
MULTI_CONSOLE_API := 1
+USE_COHERENT_MEM := 1
#include <plat/common/common_def.h>
+#define PLAT_CPUID_RELEASE 0xffe1b000
+#define PLAT_S10_SEC_ENTRY 0xffe1b008
+
/* Define next boot image name and offset */
#define PLAT_NS_IMAGE_OFFSET 0x50000
#define PLAT_HANDOFF_OFFSET 0xFFE3F000
#define DRAM_SIZE (0x80000000)
#define OCRAM_BASE (0xFFE00000)
-#define OCRAM_SIZE (0x00100000)
+#define OCRAM_SIZE (0x00040000)
#define MEM64_BASE (0x0100000000)
#define MEM64_SIZE (0x1F00000000)
#define BL1_RW_SIZE (0x14000)
#define BL2_BASE (0xffe00000)
-#define BL2_LIMIT (0xffe1c000)
+#define BL2_LIMIT (0xffe1b000)
#define BL31_BASE (0xffe1c000)
-#define BL31_LIMIT (0xffe3ffff)
+#define BL31_LIMIT (0xffe3bfff)
/*******************************************************************************
* Platform specific page table and MMU setup constants
--- /dev/null
+/*
+ * Copyright (c) 2019, Intel Corporation. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <lib/mmio.h>
+#include <common/debug.h>
+#include "s10_mailbox.h"
+
+static int fill_mailbox_circular_buffer(uint32_t header_cmd, uint32_t *args,
+ int len)
+{
+ uint32_t cmd_free_offset;
+ int i;
+
+ cmd_free_offset = mmio_read_32(MBOX_OFFSET + MBOX_CIN);
+
+ if (cmd_free_offset >= MBOX_CMD_BUFFER_SIZE) {
+ INFO("Insufficient buffer in mailbox\n");
+ return MBOX_INSUFFICIENT_BUFFER;
+ }
+
+
+ mmio_write_32(MBOX_OFFSET + MBOX_CMD_BUFFER + (cmd_free_offset++ * 4),
+ header_cmd);
+
+
+ for (i = 0; i < len; i++) {
+ cmd_free_offset %= MBOX_CMD_BUFFER_SIZE;
+ mmio_write_32(MBOX_OFFSET + MBOX_CMD_BUFFER +
+ (cmd_free_offset++ * 4), args[i]);
+ }
+
+ cmd_free_offset %= MBOX_CMD_BUFFER_SIZE;
+ mmio_write_32(MBOX_OFFSET + MBOX_CIN, cmd_free_offset);
+
+ return 0;
+}
+
+int mailbox_read_response(int job_id, uint32_t *response)
+{
+ int rin = 0;
+ int rout = 0;
+ int response_length = 0;
+ int resp = 0;
+ int total_resp_len = 0;
+ int timeout = 100000;
+
+ mmio_write_32(MBOX_OFFSET + MBOX_DOORBELL_TO_SDM, 1);
+
+ while (mmio_read_32(MBOX_OFFSET + MBOX_DOORBELL_FROM_SDM) != 1) {
+ if (timeout-- < 0)
+ return MBOX_NO_RESPONSE;
+ }
+
+ mmio_write_32(MBOX_OFFSET + MBOX_DOORBELL_FROM_SDM, 0);
+
+ rin = mmio_read_32(MBOX_OFFSET + MBOX_RIN);
+ rout = mmio_read_32(MBOX_OFFSET + MBOX_ROUT);
+
+ while (rout != rin) {
+ resp = mmio_read_32(MBOX_OFFSET +
+ MBOX_RESP_BUFFER + ((rout++)*4));
+
+ rout %= MBOX_RESP_BUFFER_SIZE;
+ mmio_write_32(MBOX_OFFSET + MBOX_ROUT, rout);
+
+ if (MBOX_RESP_CLIENT_ID(resp) != MBOX_ATF_CLIENT_ID ||
+ MBOX_RESP_JOB_ID(resp) != job_id) {
+ return MBOX_WRONG_ID;
+ }
+
+ if (MBOX_RESP_ERR(resp) > 0) {
+ INFO("Error in response: %x\n", resp);
+ return -resp;
+ }
+ response_length = MBOX_RESP_LEN(resp);
+
+ while (response_length) {
+
+ response_length--;
+ resp = mmio_read_32(MBOX_OFFSET +
+ MBOX_RESP_BUFFER +
+ (rout)*4);
+ if (response) {
+ *(response + total_resp_len) = resp;
+ total_resp_len++;
+ }
+ rout++;
+ rout %= MBOX_RESP_BUFFER_SIZE;
+ mmio_write_32(MBOX_OFFSET + MBOX_ROUT, rout);
+ }
+ return total_resp_len;
+ }
+
+ return MBOX_NO_RESPONSE;
+}
+
+
+int mailbox_poll_response(int job_id, int urgent, uint32_t *response)
+{
+ int timeout = 80000;
+ int rin = 0;
+ int rout = 0;
+ int response_length = 0;
+ int resp = 0;
+ int total_resp_len = 0;
+
+ mmio_write_32(MBOX_OFFSET + MBOX_DOORBELL_TO_SDM, 1);
+
+ while (1) {
+ while (timeout > 0 &&
+ mmio_read_32(MBOX_OFFSET +
+ MBOX_DOORBELL_FROM_SDM) != 1) {
+ timeout--;
+ }
+
+ if (mmio_read_32(MBOX_OFFSET + MBOX_DOORBELL_FROM_SDM) != 1) {
+ INFO("Timed out waiting for SDM");
+ return MBOX_TIMEOUT;
+ }
+
+ mmio_write_32(MBOX_OFFSET + MBOX_DOORBELL_FROM_SDM, 0);
+
+ if (urgent & 1) {
+ if ((mmio_read_32(MBOX_OFFSET + MBOX_STATUS) &
+ MBOX_STATUS_UA_MASK) ^
+ (urgent & MBOX_STATUS_UA_MASK)) {
+ mmio_write_32(MBOX_OFFSET + MBOX_URG, 0);
+ return 0;
+ }
+
+ mmio_write_32(MBOX_OFFSET + MBOX_URG, 0);
+ INFO("Error: Mailbox did not get UA");
+ return -1;
+ }
+
+ rin = mmio_read_32(MBOX_OFFSET + MBOX_RIN);
+ rout = mmio_read_32(MBOX_OFFSET + MBOX_ROUT);
+
+ while (rout != rin) {
+ resp = mmio_read_32(MBOX_OFFSET +
+ MBOX_RESP_BUFFER + ((rout++)*4));
+
+ rout %= MBOX_RESP_BUFFER_SIZE;
+ mmio_write_32(MBOX_OFFSET + MBOX_ROUT, rout);
+
+ if (MBOX_RESP_CLIENT_ID(resp) != MBOX_ATF_CLIENT_ID ||
+ MBOX_RESP_JOB_ID(resp) != job_id)
+ continue;
+
+ if (MBOX_RESP_ERR(resp) > 0) {
+ INFO("Error in response: %x\n", resp);
+ return -MBOX_RESP_ERR(resp);
+ }
+ response_length = MBOX_RESP_LEN(resp);
+
+ while (response_length) {
+
+ response_length--;
+ resp = mmio_read_32(MBOX_OFFSET +
+ MBOX_RESP_BUFFER +
+ (rout)*4);
+ if (response) {
+ *(response + total_resp_len) = resp;
+ total_resp_len++;
+ }
+ rout++;
+ rout %= MBOX_RESP_BUFFER_SIZE;
+ mmio_write_32(MBOX_OFFSET + MBOX_ROUT, rout);
+ }
+ return total_resp_len;
+ }
+ }
+}
+
+void mailbox_send_cmd_async(int job_id, unsigned int cmd, uint32_t *args,
+ int len, int urgent)
+{
+ if (urgent)
+ mmio_write_32(MBOX_OFFSET + MBOX_URG, 1);
+
+ fill_mailbox_circular_buffer(MBOX_CLIENT_ID_CMD(MBOX_ATF_CLIENT_ID) |
+ MBOX_JOB_ID_CMD(job_id) |
+ MBOX_CMD_LEN_CMD(len) |
+ MBOX_INDIRECT |
+ cmd, args, len);
+}
+
+int mailbox_send_cmd(int job_id, unsigned int cmd, uint32_t *args,
+ int len, int urgent, uint32_t *response)
+{
+ int status;
+
+ if (urgent) {
+ urgent |= mmio_read_32(MBOX_OFFSET + MBOX_STATUS) &
+ MBOX_STATUS_UA_MASK;
+ mmio_write_32(MBOX_OFFSET + MBOX_URG, 1);
+ }
+
+ status = fill_mailbox_circular_buffer(
+ MBOX_CLIENT_ID_CMD(MBOX_ATF_CLIENT_ID) |
+ MBOX_JOB_ID_CMD(job_id) |
+ cmd, args, len);
+
+ if (status)
+ return status;
+
+ return mailbox_poll_response(job_id, urgent, response);
+}
+
+void mailbox_set_int(int interrupt)
+{
+
+ mmio_write_32(MBOX_OFFSET+MBOX_INT, MBOX_COE_BIT(interrupt) |
+ MBOX_UAE_BIT(interrupt));
+}
+
+
+void mailbox_set_qspi_open(void)
+{
+ mailbox_set_int(MBOX_INT_FLAG_COE | MBOX_INT_FLAG_RIE);
+ mailbox_send_cmd(MBOX_JOB_ID, MBOX_CMD_QSPI_OPEN, 0, 0, 0, 0);
+}
+
+void mailbox_set_qspi_direct(void)
+{
+ mailbox_send_cmd(MBOX_JOB_ID, MBOX_CMD_QSPI_DIRECT, 0, 0, 0, 0);
+}
+
+void mailbox_set_qspi_close(void)
+{
+ mailbox_set_int(MBOX_INT_FLAG_COE | MBOX_INT_FLAG_RIE);
+ mailbox_send_cmd(MBOX_JOB_ID, MBOX_CMD_QSPI_CLOSE, 0, 0, 0, 0);
+}
+
+int mailbox_get_qspi_clock(void)
+{
+ mailbox_set_int(MBOX_INT_FLAG_COE | MBOX_INT_FLAG_RIE);
+ return mailbox_send_cmd(MBOX_JOB_ID, MBOX_CMD_QSPI_DIRECT, 0, 0, 0, 0);
+}
+
+void mailbox_qspi_set_cs(int device_select)
+{
+ uint32_t cs_setting = device_select;
+
+ /* QSPI device select settings at 31:28 */
+ cs_setting = (cs_setting << 28);
+ mailbox_set_int(MBOX_INT_FLAG_COE | MBOX_INT_FLAG_RIE);
+ mailbox_send_cmd(MBOX_JOB_ID, MBOX_CMD_QSPI_SET_CS, &cs_setting,
+ 1, 0, 0);
+}
+
+void mailbox_reset_cold(void)
+{
+ mailbox_set_int(MBOX_INT_FLAG_COE | MBOX_INT_FLAG_RIE);
+ mailbox_send_cmd(MBOX_JOB_ID, MBOX_CMD_REBOOT_HPS, 0, 0, 0, 0);
+}
+
+int mailbox_init(void)
+{
+ int status = 0;
+
+ mailbox_set_int(MBOX_INT_FLAG_COE | MBOX_INT_FLAG_RIE);
+ status = mailbox_send_cmd(0, MBOX_CMD_RESTART, 0, 0, 1, 0);
+
+ if (status)
+ return status;
+
+ mailbox_set_int(MBOX_INT_FLAG_COE | MBOX_INT_FLAG_RIE);
+
+ return 0;
+}
+
INCLUDES += -Iinclude/lib/libc \
-Iinclude/lib/libc/$(ARCH) \
+
+ifneq ($(findstring armlink,$(notdir $(LD))),)
+# o suppress warnings for section mismatches, undefined symbols
+# o use only those libraries that are specified in the input file
+# list to resolve references
+# o create a static callgraph of functions
+# o resolve undefined symbols to el3_panic
+# o include only required sections
+TF_LDFLAGS += --diag_suppress=L6314,L6332 --no_scanlib --callgraph
+TF_LDFLAGS += --unresolved=el3_panic
+TF_LDFLAGS += --keep="*(__pubsub*)" --keep="*(rt_svc_descs*)" --keep="*(*cpu_ops)"
+ifeq (${ENABLE_PMF},1)
+TF_LDFLAGS += --keep="*(*pmf_svc_descs*)"
+endif
+endif
--- /dev/null
+#! armclang -E -x c
+
+/*
+ * Copyright (c) 2019, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <platform_def.h>
+
+#define PAGE_SIZE (1024 * 4)
+
+LR_START BL31_BASE
+{
+ __BL31_START__ +0 FIXED EMPTY 0
+ {
+ /* placeholder */
+ }
+
+ /* BL31_BASE address must be aligned on a page boundary. */
+ ScatterAssert((ImageBase(__BL31_START__) AND 0xFFF) == 0)
+}
+
+LR_TEXT BL31_BASE
+{
+ __TEXT__ +0 FIXED
+ {
+ *(:gdef:bl31_entrypoint, +FIRST)
+ *(.text*)
+ *(.vectors)
+ .ANY1(+RO-CODE)
+ }
+
+ __TEXT_EPILOGUE__ AlignExpr(+0, PAGE_SIZE) FIXED EMPTY 0
+ {
+ /* section delimiter */
+ }
+}
+
+LR_RO_DATA +0
+{
+ __RODATA__ AlignExpr(ImageLimit(LR_TEXT), 0) FIXED
+ {
+ *(.rodata*)
+ .ANY2(+RO-DATA)
+ }
+
+ /* Ensure 8-byte alignment for descriptors and ensure inclusion */
+ __RT_SVC_DESCS__ AlignExpr(ImageLimit(__RODATA__), 8) FIXED
+ {
+ *(rt_svc_descs)
+ }
+
+#if ENABLE_PMF
+ /* Ensure 8-byte alignment for descriptors and ensure inclusion */
+ __PMF_SVC_DESCS__ AlignExpr(ImageLimit(__RT_SVC_DESCS__), 8) FIXED
+ {
+ *(pmf_svc_descs)
+ }
+#endif /* ENABLE_PMF */
+
+ /*
+ * Ensure 8-byte alignment for cpu_ops so that its fields are also
+ * aligned.
+ */
+ __CPU_OPS__ AlignExpr(+0, 8) FIXED
+ {
+ *(cpu_ops)
+ }
+
+ /*
+ * Keep the .got section in the RO section as it is patched
+ * prior to enabling the MMU and having the .got in RO is better for
+ * security. GOT is a table of addresses so ensure 8-byte alignment.
+ */
+ __GOT__ AlignExpr(ImageLimit(__CPU_OPS__), 8) FIXED
+ {
+ *(.got)
+ }
+
+ /* Place pubsub sections for events */
+ __PUBSUB_EVENTS__ AlignExpr(+0, 8) EMPTY 0
+ {
+ /* placeholder */
+ }
+
+#include <lib/el3_runtime/pubsub_events.h>
+
+ __RODATA_EPILOGUE__ AlignExpr(+0, PAGE_SIZE) FIXED EMPTY 0
+ {
+ /* section delimiter */
+ }
+}
+
+ /* cpu_ops must always be defined */
+ ScatterAssert(ImageLength(__CPU_OPS__) > 0)
+
+#if ENABLE_SPM
+LR_SPM +0
+{
+ /*
+ * Exception vectors of the SPM shim layer. They must be aligned to a 2K
+ * address, but we need to place them in a separate page so that we can set
+ * individual permissions to them, so the actual alignment needed is 4K.
+ *
+ * There's no need to include this into the RO section of BL31 because it
+ * doesn't need to be accessed by BL31.
+ */
+ __SPM_SHIM_EXCEPTIONS__ AlignExpr(ImageLimit(LR_RO_DATA), PAGE_SIZE) FIXED
+ {
+ *(.spm_shim_exceptions)
+ }
+
+ __SPM_SHIM_EXCEPTIONS_EPILOGUE__ AlignExpr(ImageLimit(__SPM_SHIM_EXCEPTIONS__), PAGE_SIZE) FIXED
+ {
+ /* placeholder */
+ }
+}
+#endif
+
+LR_RW_DATA +0
+{
+ __DATA__ AlignExpr(+0, 16) FIXED
+ {
+ *(.data*)
+ *(.constdata)
+ *(locale$$data)
+ }
+}
+
+LR_RELA +0
+{
+ /*
+ * .rela.dyn needs to come after .data for the read-elf utility to parse
+ * this section correctly. Ensure 8-byte alignment so that the fields of
+ * RELA data structure are aligned.
+ */
+ __RELA__ AlignExpr(ImageLimit(LR_RW_DATA), 8) FIXED
+ {
+ *(.rela.dyn)
+ }
+}
+
+#ifdef BL31_PROGBITS_LIMIT
+ /* BL31 progbits has exceeded its limit. */
+ ScatterAssert(ImageLimit(LR_RELA) <= BL31_PROGBITS_LIMIT)
+#endif
+
+LR_STACKS +0
+{
+ __STACKS__ AlignExpr(+0, 64) FIXED
+ {
+ *(tzfw_normal_stacks)
+ }
+}
+
+#define __BAKERY_LOCK_SIZE__ (ImageLimit(__BAKERY_LOCKS_EPILOGUE__) - \
+ ImageBase(__BAKERY_LOCKS__))
+#define BAKERY_LOCK_SIZE (__BAKERY_LOCK_SIZE__ * (PLATFORM_CORE_COUNT - 1))
+#define __PMF_TIMESTAMP_SIZE__ (ImageLimit(__PMF_TIMESTAMP__) - \
+ ImageBase(__PMF_TIMESTAMP__))
+#define PER_CPU_TIMESTAMP_SIZE (__PMF_TIMESTAMP_SIZE__ * (PLATFORM_CORE_COUNT - 1))
+
+LR_BSS +0
+{
+ __BSS__ AlignExpr(ImageLimit(LR_STACKS), 256) FIXED
+ {
+ *(.bss*)
+ *(COMDAT)
+ }
+
+#if !USE_COHERENT_MEM
+ /*
+ * Bakery locks are stored in normal .bss memory
+ *
+ * Each lock's data is spread across multiple cache lines, one per CPU,
+ * but multiple locks can share the same cache line.
+ * The compiler will allocate enough memory for one CPU's bakery locks,
+ * the remaining cache lines are allocated by the linker script
+ */
+ __BAKERY_LOCKS__ AlignExpr(ImageLimit(__BSS__), CACHE_WRITEBACK_GRANULE) FIXED
+ {
+ *(bakery_lock)
+ }
+
+ __BAKERY_LOCKS_EPILOGUE__ AlignExpr(ImageLimit(__BAKERY_LOCKS__), CACHE_WRITEBACK_GRANULE) FIXED EMPTY 0
+ {
+ /* section delimiter */
+ }
+
+ __PER_CPU_BAKERY_LOCKS__ ImageLimit(__BAKERY_LOCKS_EPILOGUE__) FIXED FILL 0 BAKERY_LOCK_SIZE
+ {
+ /* padded memory section to store per cpu bakery locks */
+ }
+
+#ifdef PLAT_PERCPU_BAKERY_LOCK_SIZE
+ /* PLAT_PERCPU_BAKERY_LOCK_SIZE does not match bakery lock requirements */
+ ScatterAssert(__PER_CPU_BAKERY_LOCK_SIZE__ == PLAT_PERCPU_BAKERY_LOCK_SIZE)
+#endif
+#endif
+
+#if ENABLE_PMF
+ /*
+ * Time-stamps are stored in normal .bss memory
+ *
+ * The compiler will allocate enough memory for one CPU's time-stamps,
+ * the remaining memory for other CPU's is allocated by the
+ * linker script
+ */
+ __PMF_TIMESTAMP__ AlignExpr(+0, CACHE_WRITEBACK_GRANULE) FIXED EMPTY CACHE_WRITEBACK_GRANULE
+ {
+ /* store timestamps in this carved out memory */
+ }
+
+ __PMF_TIMESTAMP_EPILOGUE__ AlignExpr(ImageLimit(__PMF_TIMESTAMP__), CACHE_WRITEBACK_GRANULE) FIXED EMPTY 0
+ {
+ /*
+ * placeholder to make __PMF_TIMESTAMP_START__ end on a
+ * CACHE_WRITEBACK_GRANULE boundary
+ */
+ }
+
+ __PER_CPU_TIMESTAMPS__ +0 FIXED FILL 0 PER_CPU_TIMESTAMP_SIZE
+ {
+ /* padded memory section to store per cpu timestamps */
+ }
+#endif /* ENABLE_PMF */
+}
+
+LR_XLAT_TABLE +0
+{
+ xlat_table +0 FIXED
+ {
+ *(xlat_table)
+ }
+}
+
+#if USE_COHERENT_MEM
+LR_COHERENT_RAM +0
+{
+ /*
+ * The base address of the coherent memory section must be page-aligned (4K)
+ * to guarantee that the coherent data are stored on their own pages and
+ * are not mixed with normal data. This is required to set up the correct
+ * memory attributes for the coherent data page tables.
+ */
+ __COHERENT_RAM__ AlignExpr(+0, PAGE_SIZE) FIXED
+ {
+ /*
+ * Bakery locks are stored in coherent memory
+ *
+ * Each lock's data is contiguous and fully allocated by the compiler
+ */
+ *(bakery_lock)
+ *(tzfw_coherent_mem)
+ }
+
+ __COHERENT_RAM_EPILOGUE_UNALIGNED__ +0 FIXED EMPTY 0
+ {
+ /* section delimiter */
+ }
+
+ /*
+ * Memory page(s) mapped to this section will be marked
+ * as device memory. No other unexpected data must creep in.
+ * Ensure the rest of the current memory page is unused.
+ */
+ __COHERENT_RAM_EPILOGUE__ AlignExpr(ImageLimit(__COHERENT_RAM_START__), PAGE_SIZE) FIXED EMPTY 0
+ {
+ /* section delimiter */
+ }
+}
+#endif
+
+LR_END +0
+{
+ __BL31_END__ +0 FIXED EMPTY 0
+ {
+ /* placeholder */
+ }
+
+ /* BL31 image has exceeded its limit. */
+ ScatterAssert(ImageLimit(__BL31_END__) <= BL31_LIMIT)
+}
memset(¶ms, 0, sizeof(struct rpi3_sdhost_params));
params.reg_base = RPI3_SDHOST_BASE;
- params.bus_width = MMC_BUS_WIDTH_4;
- params.clk_rate = 392464;
+ params.bus_width = MMC_BUS_WIDTH_1;
+ params.clk_rate = 50000000;
mmc_info.mmc_dev_type = MMC_IS_SD_HC;
rpi3_sdhost_init(¶ms, &mmc_info);
}
mmio_clrbits_32(rcc_base + RCC_BDCR, RCC_BDCR_VSWRST);
}
+ /* Disable MCKPROT */
+ mmio_clrbits_32(rcc_base + RCC_TZCR, RCC_TZCR_MCKPROT);
+
generic_delay_timer_init();
if (stm32mp1_clk_probe() < 0) {
#define STM32MP1_TZC_BASE U(0x5C006000)
#define STM32MP1_TZC_A7_ID U(0)
+#define STM32MP1_TZC_M4_ID U(1)
#define STM32MP1_TZC_LCD_ID U(3)
#define STM32MP1_TZC_GPU_ID U(4)
#define STM32MP1_TZC_MDMA_ID U(5)
TZC_REGION_ACCESS_RDWR(STM32MP1_TZC_GPU_ID) |
TZC_REGION_ACCESS_RDWR(STM32MP1_TZC_LCD_ID) |
TZC_REGION_ACCESS_RDWR(STM32MP1_TZC_MDMA_ID) |
+ TZC_REGION_ACCESS_RDWR(STM32MP1_TZC_M4_ID) |
TZC_REGION_ACCESS_RDWR(STM32MP1_TZC_DMA_ID) |
TZC_REGION_ACCESS_RDWR(STM32MP1_TZC_USB_HOST_ID) |
TZC_REGION_ACCESS_RDWR(STM32MP1_TZC_USB_OTG_ID) |
- Allwinner sun50i_64 and sun50i_h6
- Amlogic Meson S905 (GXBB)
-- Arm SGI-575, SGI Clark.A, SGI Clark.H and SGM-775
-- Arm NeoVerse N1 System Development Platform
+- Arm SGI-575, RDN1Edge, RDE1Edge and SGM-775
+- Arm Neoverse N1 System Development Platform
- HiKey, HiKey960 and Poplar boards
- Marvell Armada 3700 and 8K
- MediaTek MT6795 and MT8173 SoCs
/*
- * Copyright (c) 2016-2018, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2016-2019, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <common/debug.h>
#include <common/runtime_svc.h>
+#include <platform_def.h>
#include "generic-arm64-smcall.h"
projects / project / bcm63xx / atf.git / commitdiff