tools/cert_create/cert_create
tools/cert_create/cert_create.exe
tools/marvell/doimage/doimage
-tools/meson/doimage
+tools/amlogic/doimage
tools/stm32image/*.o
tools/stm32image/stm32image
tools/stm32image/stm32image.exe
:M: Andre Przywara <andre.przywara@arm.com>
:G: `Andre-ARM`_
:F: docs/plat/meson-gxbb.rst
-:F: drivers/meson/
-:F: plat/meson/gxbb/
+:F: drivers/amlogic/
+:F: plat/amlogic/gxbb/
Amlogic Meson S905x (GXL) platform port
---------------------------------------
:M: Remi Pommarel <repk@triplefau.lt>
:G: `remi-triplefault`_
:F: docs/plat/meson-gxl.rst
-:F: drivers/meson/gxl
-:F: plat/meson/gxl/
+:F: drivers/amlogic/gxl
+:F: plat/amlogic/gxl/
Armv7-A architecture port
-------------------------
--- /dev/null
+/*
+ * Copyright (c) 2018-2019, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <asm_macros.S>
+#include <assert_macros.S>
+#include <console_macros.S>
+#include <drivers/amlogic/meson_console.h>
+
+ .globl console_meson_register
+ .globl console_meson_init
+ .globl console_meson_putc
+ .globl console_meson_getc
+ .globl console_meson_flush
+ .globl console_meson_core_putc
+ .globl console_meson_core_getc
+ .globl console_meson_core_flush
+
+ /* -----------------------------------------------
+ * Hardware definitions
+ * -----------------------------------------------
+ */
+#define MESON_WFIFO_OFFSET 0x0
+#define MESON_RFIFO_OFFSET 0x4
+#define MESON_CONTROL_OFFSET 0x8
+#define MESON_STATUS_OFFSET 0xC
+#define MESON_MISC_OFFSET 0x10
+#define MESON_REG5_OFFSET 0x14
+
+#define MESON_CONTROL_CLR_ERROR_BIT 24
+#define MESON_CONTROL_RX_RESET_BIT 23
+#define MESON_CONTROL_TX_RESET_BIT 22
+#define MESON_CONTROL_RX_ENABLE_BIT 13
+#define MESON_CONTROL_TX_ENABLE_BIT 12
+
+#define MESON_STATUS_RX_EMPTY_BIT 20
+#define MESON_STATUS_TX_FULL_BIT 21
+#define MESON_STATUS_TX_EMPTY_BIT 22
+
+#define MESON_REG5_USE_XTAL_CLK_BIT 24
+#define MESON_REG5_USE_NEW_RATE_BIT 23
+#define MESON_REG5_NEW_BAUD_RATE_MASK 0x7FFFFF
+
+ /* -----------------------------------------------
+ * int console_meson_register(uintptr_t base,
+ * uint32_t clk, uint32_t baud,
+ * console_meson_t *console);
+ * Function to initialize and register a new MESON
+ * console. Storage passed in for the console struct
+ * *must* be persistent (i.e. not from the stack).
+ * In: x0 - UART register base address
+ * w1 - UART clock in Hz
+ * w2 - Baud rate
+ * x3 - pointer to empty console_meson_t struct
+ * Out: return 1 on success, 0 on error
+ * Clobber list : x0, x1, x2, x6, x7, x14
+ * -----------------------------------------------
+ */
+func console_meson_register
+ mov x7, x30
+ mov x6, x3
+ cbz x6, register_fail
+ str x0, [x6, #CONSOLE_T_MESON_BASE]
+
+ bl console_meson_init
+ cbz x0, register_fail
+
+ mov x0, x6
+ mov x30, x7
+ finish_console_register meson putc=1, getc=1, flush=1
+
+register_fail:
+ ret x7
+endfunc console_meson_register
+
+ /* -----------------------------------------------
+ * int console_meson_init(uintptr_t base_addr,
+ * unsigned int uart_clk, unsigned int baud_rate)
+ * Function to initialize the console without a
+ * C Runtime to print debug information. This
+ * function will be accessed by console_init and
+ * crash reporting.
+ * In: x0 - console base address
+ * w1 - Uart clock in Hz
+ * w2 - Baud rate
+ * Out: return 1 on success else 0 on error
+ * Clobber list : x0-x3
+ * -----------------------------------------------
+ */
+func console_meson_init
+ cmp w0, #0
+ beq init_fail
+ mov_imm w3, 24000000 /* TODO: This only works with a 24 MHz clock. */
+ cmp w1, w3
+ bne init_fail
+ cmp w2, #0
+ beq init_fail
+ /* Set baud rate: value = ((clock / 3) / baudrate) - 1 */
+ mov w3, #3
+ udiv w3, w1, w3
+ udiv w3, w3, w2
+ sub w3, w3, #1
+ orr w3, w3, #((1 << MESON_REG5_USE_XTAL_CLK_BIT) | \
+ (1 << MESON_REG5_USE_NEW_RATE_BIT))
+ str w3, [x0, #MESON_REG5_OFFSET]
+ /* Reset UART and clear error flag */
+ ldr w3, [x0, #MESON_CONTROL_OFFSET]
+ orr w3, w3, #((1 << MESON_CONTROL_CLR_ERROR_BIT) | \
+ (1 << MESON_CONTROL_RX_RESET_BIT) | \
+ (1 << MESON_CONTROL_TX_RESET_BIT))
+ str w3, [x0, #MESON_CONTROL_OFFSET]
+ bic w3, w3, #((1 << MESON_CONTROL_CLR_ERROR_BIT) | \
+ (1 << MESON_CONTROL_RX_RESET_BIT) | \
+ (1 << MESON_CONTROL_TX_RESET_BIT))
+ str w3, [x0, #MESON_CONTROL_OFFSET]
+ /* Enable transfer and receive FIFO */
+ orr w3, w3, #((1 << MESON_CONTROL_RX_ENABLE_BIT) | \
+ (1 << MESON_CONTROL_TX_ENABLE_BIT))
+ str w3, [x0, #MESON_CONTROL_OFFSET]
+ /* Success */
+ mov w0, #1
+ ret
+init_fail:
+ mov w0, wzr
+ ret
+endfunc console_meson_init
+
+ /* --------------------------------------------------------
+ * int console_meson_putc(int c, console_meson_t *console)
+ * Function to output a character over the console. It
+ * returns the character printed on success or -1 on error.
+ * In : w0 - character to be printed
+ * x1 - pointer to console_t structure
+ * Out : return -1 on error else return character.
+ * Clobber list : x2
+ * --------------------------------------------------------
+ */
+func console_meson_putc
+#if ENABLE_ASSERTIONS
+ cmp x1, #0
+ ASM_ASSERT(ne)
+#endif /* ENABLE_ASSERTIONS */
+ ldr x1, [x1, #CONSOLE_T_MESON_BASE]
+ b console_meson_core_putc
+endfunc console_meson_putc
+
+ /* --------------------------------------------------------
+ * int console_meson_core_putc(int c, uintptr_t base_addr)
+ * Function to output a character over the console. It
+ * returns the character printed on success or -1 on error.
+ * In : w0 - character to be printed
+ * x1 - console base address
+ * Out : return -1 on error else return character.
+ * Clobber list : x2
+ * --------------------------------------------------------
+ */
+func console_meson_core_putc
+#if ENABLE_ASSERTIONS
+ cmp x1, #0
+ ASM_ASSERT(ne)
+#endif
+ /* Prepend '\r' to '\n' */
+ cmp w0, #0xA
+ b.ne 2f
+ /* Wait until the transmit FIFO isn't full */
+1: ldr w2, [x1, #MESON_STATUS_OFFSET]
+ tbnz w2, #MESON_STATUS_TX_FULL_BIT, 1b
+ /* Write '\r' if needed */
+ mov w2, #0xD
+ str w2, [x1, #MESON_WFIFO_OFFSET]
+ /* Wait until the transmit FIFO isn't full */
+2: ldr w2, [x1, #MESON_STATUS_OFFSET]
+ tbnz w2, #MESON_STATUS_TX_FULL_BIT, 2b
+ /* Write input character */
+ str w0, [x1, #MESON_WFIFO_OFFSET]
+ ret
+endfunc console_meson_core_putc
+
+ /* ---------------------------------------------
+ * int console_meson_getc(console_meson_t *console)
+ * Function to get a character from the console.
+ * It returns the character grabbed on success
+ * or -1 if no character is available.
+ * In : x0 - pointer to console_t structure
+ * Out: w0 - character if available, else -1
+ * Clobber list : x0, x1
+ * ---------------------------------------------
+ */
+func console_meson_getc
+#if ENABLE_ASSERTIONS
+ cmp x0, #0
+ ASM_ASSERT(ne)
+#endif /* ENABLE_ASSERTIONS */
+ ldr x0, [x0, #CONSOLE_T_MESON_BASE]
+ b console_meson_core_getc
+endfunc console_meson_getc
+
+ /* ---------------------------------------------
+ * int console_meson_core_getc(uintptr_t base_addr)
+ * Function to get a character from the console.
+ * It returns the character grabbed on success
+ * or -1 if no character is available.
+ * In : x0 - console base address
+ * Out: w0 - character if available, else -1
+ * Clobber list : x0, x1
+ * ---------------------------------------------
+ */
+func console_meson_core_getc
+#if ENABLE_ASSERTIONS
+ cmp x0, #0
+ ASM_ASSERT(ne)
+#endif
+ /* Is the receive FIFO empty? */
+ ldr w1, [x0, #MESON_STATUS_OFFSET]
+ tbnz w1, #MESON_STATUS_RX_EMPTY_BIT, 1f
+ /* Read one character from the RX FIFO */
+ ldr w0, [x0, #MESON_RFIFO_OFFSET]
+ ret
+1:
+ mov w0, #ERROR_NO_PENDING_CHAR
+ ret
+endfunc console_meson_core_getc
+
+ /* ---------------------------------------------
+ * int console_meson_flush(console_meson_t *console)
+ * Function to force a write of all buffered
+ * data that hasn't been output.
+ * In : x0 - pointer to console_t structure
+ * Out : return -1 on error else return 0.
+ * Clobber list : x0, x1
+ * ---------------------------------------------
+ */
+func console_meson_flush
+#if ENABLE_ASSERTIONS
+ cmp x0, #0
+ ASM_ASSERT(ne)
+#endif /* ENABLE_ASSERTIONS */
+ ldr x0, [x0, #CONSOLE_T_MESON_BASE]
+ b console_meson_core_flush
+endfunc console_meson_flush
+
+ /* ---------------------------------------------
+ * int console_meson_core_flush(uintptr_t base_addr)
+ * Function to force a write of all buffered
+ * data that hasn't been output.
+ * In : x0 - console base address
+ * Out : return -1 on error else return 0.
+ * Clobber list : x0, x1
+ * ---------------------------------------------
+ */
+func console_meson_core_flush
+#if ENABLE_ASSERTIONS
+ cmp x0, #0
+ ASM_ASSERT(ne)
+#endif
+ /* Wait until the transmit FIFO is empty */
+1: ldr w1, [x0, #MESON_STATUS_OFFSET]
+ tbz w1, #MESON_STATUS_TX_EMPTY_BIT, 1b
+ mov w0, #0
+ ret
+endfunc console_meson_core_flush
--- /dev/null
+/*
+ * Copyright (c) 2019, Remi Pommarel <repk@triplefau.lt>
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <assert.h>
+#include <arch_helpers.h>
+#include <lib/mmio.h>
+#include <crypto/sha_dma.h>
+
+#define AML_SHA_DMA_BASE 0xc883e000
+
+#define AML_SHA_DMA_DESC (AML_SHA_DMA_BASE + 0x08)
+#define AML_SHA_DMA_STATUS (AML_SHA_DMA_BASE + 0x18)
+
+#define ASD_MODE_SHA224 0x7
+#define ASD_MODE_SHA256 0x6
+
+/* SHA DMA descriptor */
+struct asd_desc {
+ uint32_t cfg;
+ uint32_t src;
+ uint32_t dst;
+};
+#define ASD_DESC_GET(x, msk, off) (((x) >> (off)) & (msk))
+#define ASD_DESC_SET(x, v, msk, off) \
+ ((x) = ((x) & ~((msk) << (off))) | (((v) & (msk)) << (off)))
+
+#define ASD_DESC_LEN_OFF 0
+#define ASD_DESC_LEN_MASK 0x1ffff
+#define ASD_DESC_LEN(d) \
+ (ASD_DESC_GET((d)->cfg, ASD_DESC_LEN_MASK, ASD_DESC_LEN_OFF))
+#define ASD_DESC_LEN_SET(d, v) \
+ (ASD_DESC_SET((d)->cfg, v, ASD_DESC_LEN_MASK, ASD_DESC_LEN_OFF))
+
+#define ASD_DESC_IRQ_OFF 17
+#define ASD_DESC_IRQ_MASK 0x1
+#define ASD_DESC_IRQ(d) \
+ (ASD_DESC_GET((d)->cfg, ASD_DESC_IRQ_MASK, ASD_DESC_IRQ_OFF))
+#define ASD_DESC_IRQ_SET(d, v) \
+ (ASD_DESC_SET((d)->cfg, v, ASD_DESC_IRQ_MASK, ASD_DESC_IRQ_OFF))
+
+#define ASD_DESC_EOD_OFF 18
+#define ASD_DESC_EOD_MASK 0x1
+#define ASD_DESC_EOD(d) \
+ (ASD_DESC_GET((d)->cfg, ASD_DESC_EOD_MASK, ASD_DESC_EOD_OFF))
+#define ASD_DESC_EOD_SET(d, v) \
+ (ASD_DESC_SET((d)->cfg, v, ASD_DESC_EOD_MASK, ASD_DESC_EOD_OFF))
+
+#define ASD_DESC_LOOP_OFF 19
+#define ASD_DESC_LOOP_MASK 0x1
+#define ASD_DESC_LOOP(d) \
+ (ASD_DESC_GET((d)->cfg, ASD_DESC_LOOP_MASK, ASD_DESC_LOOP_OFF))
+#define ASD_DESC_LOOP_SET(d, v) \
+ (ASD_DESC_SET((d)->cfg, v, ASD_DESC_LOOP_MASK, ASD_DESC_LOOP_OFF))
+
+#define ASD_DESC_MODE_OFF 20
+#define ASD_DESC_MODE_MASK 0xf
+#define ASD_DESC_MODE(d) \
+ (ASD_DESC_GET((d)->cfg, ASD_DESC_MODE_MASK, ASD_DESC_MODE_OFF))
+#define ASD_DESC_MODE_SET(d, v) \
+ (ASD_DESC_SET((d)->cfg, v, ASD_DESC_MODE_MASK, ASD_DESC_MODE_OFF))
+
+#define ASD_DESC_BEGIN_OFF 24
+#define ASD_DESC_BEGIN_MASK 0x1
+#define ASD_DESC_BEGIN(d) \
+ (ASD_DESC_GET((d)->cfg, ASD_DESC_BEGIN_MASK, ASD_DESC_BEGIN_OFF))
+#define ASD_DESC_BEGIN_SET(d, v) \
+ (ASD_DESC_SET((d)->cfg, v, ASD_DESC_BEGIN_MASK, ASD_DESC_BEGIN_OFF))
+
+#define ASD_DESC_END_OFF 25
+#define ASD_DESC_END_MASK 0x1
+#define ASD_DESC_END(d) \
+ (ASD_DESC_GET((d)->cfg, ASD_DESC_END_MASK, ASD_DESC_END_OFF))
+#define ASD_DESC_END_SET(d, v) \
+ (ASD_DESC_SET((d)->cfg, v, ASD_DESC_END_MASK, ASD_DESC_END_OFF))
+
+#define ASD_DESC_OP_OFF 26
+#define ASD_DESC_OP_MASK 0x2
+#define ASD_DESC_OP(d) \
+ (ASD_DESC_GET((d)->cfg, ASD_DESC_OP_MASK, ASD_DESC_OP_OFF))
+#define ASD_DESC_OP_SET(d, v) \
+ (ASD_DESC_SET((d)->cfg, v, ASD_DESC_OP_MASK, ASD_DESC_OP_OFF))
+
+#define ASD_DESC_ENCONLY_OFF 28
+#define ASD_DESC_ENCONLY_MASK 0x1
+#define ASD_DESC_ENCONLY(d) \
+ (ASD_DESC_GET((d)->cfg, ASD_DESC_ENCONLY_MASK, ASD_DESC_ENCONLY_OFF))
+#define ASD_DESC_ENCONLY_SET(d, v) \
+ (ASD_DESC_SET((d)->cfg, v, ASD_DESC_ENCONLY_MASK, ASD_DESC_ENCONLY_OFF))
+
+#define ASD_DESC_BLOCK_OFF 29
+#define ASD_DESC_BLOCK_MASK 0x1
+#define ASD_DESC_BLOCK(d) \
+ (ASD_DESC_GET((d)->cfg, ASD_DESC_BLOCK_MASK, ASD_DESC_BLOCK_OFF))
+#define ASD_DESC_BLOCK_SET(d, v) \
+ (ASD_DESC_SET((d)->cfg, v, ASD_DESC_BLOCK_MASK, ASD_DESC_BLOCK_OFF))
+
+#define ASD_DESC_ERR_OFF 30
+#define ASD_DESC_ERR_MASK 0x1
+#define ASD_DESC_ERR(d) \
+ (ASD_DESC_GET((d)->cfg, ASD_DESC_ERR_MASK, ASD_DESC_ERR_OFF))
+#define ASD_DESC_ERR_SET(d, v) \
+ (ASD_DESC_SET((d)->cfg, v, ASD_DESC_ERR_MASK, ASD_DESC_ERR_OFF))
+
+#define ASD_DESC_OWNER_OFF 31u
+#define ASD_DESC_OWNER_MASK 0x1u
+#define ASD_DESC_OWNER(d) \
+ (ASD_DESC_GET((d)->cfg, ASD_DESC_OWNER_MASK, ASD_DESC_OWNER_OFF))
+#define ASD_DESC_OWNER_SET(d, v) \
+ (ASD_DESC_SET((d)->cfg, v, ASD_DESC_OWNER_MASK, ASD_DESC_OWNER_OFF))
+
+static void asd_compute_sha(struct asd_ctx *ctx, void *data, size_t len,
+ int finalize)
+{
+ /* Make it cache line size aligned ? */
+ struct asd_desc desc = {
+ .src = (uint32_t)(uintptr_t)data,
+ .dst = (uint32_t)(uintptr_t)ctx->digest,
+ };
+
+ /* Check data address is 32bit compatible */
+ assert((uintptr_t)data == (uintptr_t)desc.src);
+ assert((uintptr_t)ctx->digest == (uintptr_t)desc.dst);
+ assert((uintptr_t)&desc == (uintptr_t)&desc);
+
+ ASD_DESC_LEN_SET(&desc, len);
+ ASD_DESC_OWNER_SET(&desc, 1u);
+ ASD_DESC_ENCONLY_SET(&desc, 1);
+ ASD_DESC_EOD_SET(&desc, 1);
+ if (ctx->started == 0) {
+ ASD_DESC_BEGIN_SET(&desc, 1);
+ ctx->started = 1;
+ }
+ if (finalize) {
+ ASD_DESC_END_SET(&desc, 1);
+ ctx->started = 0;
+ }
+ if (ctx->mode == ASM_SHA224)
+ ASD_DESC_MODE_SET(&desc, ASD_MODE_SHA224);
+ else
+ ASD_DESC_MODE_SET(&desc, ASD_MODE_SHA256);
+
+ flush_dcache_range((uintptr_t)&desc, sizeof(desc));
+ flush_dcache_range((uintptr_t)data, len);
+
+ mmio_write_32(AML_SHA_DMA_STATUS, 0xf);
+ mmio_write_32(AML_SHA_DMA_DESC, ((uintptr_t)&desc) | 2);
+ while (mmio_read_32(AML_SHA_DMA_STATUS) == 0)
+ continue;
+ flush_dcache_range((uintptr_t)ctx->digest, SHA256_HASHSZ);
+}
+
+void asd_sha_update(struct asd_ctx *ctx, void *data, size_t len)
+{
+ size_t nr;
+
+ if (ctx->blocksz) {
+ nr = MIN(len, SHA256_BLOCKSZ - ctx->blocksz);
+ memcpy(ctx->block + ctx->blocksz, data, nr);
+ ctx->blocksz += nr;
+ len -= nr;
+ data += nr;
+ }
+
+ if (ctx->blocksz == SHA256_BLOCKSZ) {
+ asd_compute_sha(ctx, ctx->block, SHA256_BLOCKSZ, 0);
+ ctx->blocksz = 0;
+ }
+
+ asd_compute_sha(ctx, data, len & ~(SHA256_BLOCKSZ - 1), 0);
+ data += len & ~(SHA256_BLOCKSZ - 1);
+
+ if (len & (SHA256_BLOCKSZ - 1)) {
+ nr = len & (SHA256_BLOCKSZ - 1);
+ memcpy(ctx->block + ctx->blocksz, data, nr);
+ ctx->blocksz += nr;
+ }
+}
+
+void asd_sha_finalize(struct asd_ctx *ctx)
+{
+ asd_compute_sha(ctx, ctx->block, ctx->blocksz, 1);
+}
+++ /dev/null
-/*
- * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-#include <asm_macros.S>
-#include <assert_macros.S>
-#include <console_macros.S>
-#include <drivers/meson/meson_console.h>
-
- .globl console_meson_register
- .globl console_meson_init
- .globl console_meson_putc
- .globl console_meson_getc
- .globl console_meson_flush
- .globl console_meson_core_putc
- .globl console_meson_core_getc
- .globl console_meson_core_flush
-
- /* -----------------------------------------------
- * Hardware definitions
- * -----------------------------------------------
- */
-#define MESON_WFIFO_OFFSET 0x0
-#define MESON_RFIFO_OFFSET 0x4
-#define MESON_CONTROL_OFFSET 0x8
-#define MESON_STATUS_OFFSET 0xC
-#define MESON_MISC_OFFSET 0x10
-#define MESON_REG5_OFFSET 0x14
-
-#define MESON_CONTROL_CLR_ERROR_BIT 24
-#define MESON_CONTROL_RX_RESET_BIT 23
-#define MESON_CONTROL_TX_RESET_BIT 22
-#define MESON_CONTROL_RX_ENABLE_BIT 13
-#define MESON_CONTROL_TX_ENABLE_BIT 12
-
-#define MESON_STATUS_RX_EMPTY_BIT 20
-#define MESON_STATUS_TX_FULL_BIT 21
-#define MESON_STATUS_TX_EMPTY_BIT 22
-
-#define MESON_REG5_USE_XTAL_CLK_BIT 24
-#define MESON_REG5_USE_NEW_RATE_BIT 23
-#define MESON_REG5_NEW_BAUD_RATE_MASK 0x7FFFFF
-
- /* -----------------------------------------------
- * int console_meson_register(uintptr_t base,
- * uint32_t clk, uint32_t baud,
- * console_meson_t *console);
- * Function to initialize and register a new MESON
- * console. Storage passed in for the console struct
- * *must* be persistent (i.e. not from the stack).
- * In: x0 - UART register base address
- * w1 - UART clock in Hz
- * w2 - Baud rate
- * x3 - pointer to empty console_meson_t struct
- * Out: return 1 on success, 0 on error
- * Clobber list : x0, x1, x2, x6, x7, x14
- * -----------------------------------------------
- */
-func console_meson_register
- mov x7, x30
- mov x6, x3
- cbz x6, register_fail
- str x0, [x6, #CONSOLE_T_MESON_BASE]
-
- bl console_meson_init
- cbz x0, register_fail
-
- mov x0, x6
- mov x30, x7
- finish_console_register meson putc=1, getc=1, flush=1
-
-register_fail:
- ret x7
-endfunc console_meson_register
-
- /* -----------------------------------------------
- * int console_meson_init(uintptr_t base_addr,
- * unsigned int uart_clk, unsigned int baud_rate)
- * Function to initialize the console without a
- * C Runtime to print debug information. This
- * function will be accessed by console_init and
- * crash reporting.
- * In: x0 - console base address
- * w1 - Uart clock in Hz
- * w2 - Baud rate
- * Out: return 1 on success else 0 on error
- * Clobber list : x0-x3
- * -----------------------------------------------
- */
-func console_meson_init
- cmp w0, #0
- beq init_fail
- mov_imm w3, 24000000 /* TODO: This only works with a 24 MHz clock. */
- cmp w1, w3
- bne init_fail
- cmp w2, #0
- beq init_fail
- /* Set baud rate: value = ((clock / 3) / baudrate) - 1 */
- mov w3, #3
- udiv w3, w1, w3
- udiv w3, w3, w2
- sub w3, w3, #1
- orr w3, w3, #((1 << MESON_REG5_USE_XTAL_CLK_BIT) | \
- (1 << MESON_REG5_USE_NEW_RATE_BIT))
- str w3, [x0, #MESON_REG5_OFFSET]
- /* Reset UART and clear error flag */
- ldr w3, [x0, #MESON_CONTROL_OFFSET]
- orr w3, w3, #((1 << MESON_CONTROL_CLR_ERROR_BIT) | \
- (1 << MESON_CONTROL_RX_RESET_BIT) | \
- (1 << MESON_CONTROL_TX_RESET_BIT))
- str w3, [x0, #MESON_CONTROL_OFFSET]
- bic w3, w3, #((1 << MESON_CONTROL_CLR_ERROR_BIT) | \
- (1 << MESON_CONTROL_RX_RESET_BIT) | \
- (1 << MESON_CONTROL_TX_RESET_BIT))
- str w3, [x0, #MESON_CONTROL_OFFSET]
- /* Enable transfer and receive FIFO */
- orr w3, w3, #((1 << MESON_CONTROL_RX_ENABLE_BIT) | \
- (1 << MESON_CONTROL_TX_ENABLE_BIT))
- str w3, [x0, #MESON_CONTROL_OFFSET]
- /* Success */
- mov w0, #1
- ret
-init_fail:
- mov w0, wzr
- ret
-endfunc console_meson_init
-
- /* --------------------------------------------------------
- * int console_meson_putc(int c, console_meson_t *console)
- * Function to output a character over the console. It
- * returns the character printed on success or -1 on error.
- * In : w0 - character to be printed
- * x1 - pointer to console_t structure
- * Out : return -1 on error else return character.
- * Clobber list : x2
- * --------------------------------------------------------
- */
-func console_meson_putc
-#if ENABLE_ASSERTIONS
- cmp x1, #0
- ASM_ASSERT(ne)
-#endif /* ENABLE_ASSERTIONS */
- ldr x1, [x1, #CONSOLE_T_MESON_BASE]
- b console_meson_core_putc
-endfunc console_meson_putc
-
- /* --------------------------------------------------------
- * int console_meson_core_putc(int c, uintptr_t base_addr)
- * Function to output a character over the console. It
- * returns the character printed on success or -1 on error.
- * In : w0 - character to be printed
- * x1 - console base address
- * Out : return -1 on error else return character.
- * Clobber list : x2
- * --------------------------------------------------------
- */
-func console_meson_core_putc
-#if ENABLE_ASSERTIONS
- cmp x1, #0
- ASM_ASSERT(ne)
-#endif
- /* Prepend '\r' to '\n' */
- cmp w0, #0xA
- b.ne 2f
- /* Wait until the transmit FIFO isn't full */
-1: ldr w2, [x1, #MESON_STATUS_OFFSET]
- tbnz w2, #MESON_STATUS_TX_FULL_BIT, 1b
- /* Write '\r' if needed */
- mov w2, #0xD
- str w2, [x1, #MESON_WFIFO_OFFSET]
- /* Wait until the transmit FIFO isn't full */
-2: ldr w2, [x1, #MESON_STATUS_OFFSET]
- tbnz w2, #MESON_STATUS_TX_FULL_BIT, 2b
- /* Write input character */
- str w0, [x1, #MESON_WFIFO_OFFSET]
- ret
-endfunc console_meson_core_putc
-
- /* ---------------------------------------------
- * int console_meson_getc(console_meson_t *console)
- * Function to get a character from the console.
- * It returns the character grabbed on success
- * or -1 if no character is available.
- * In : x0 - pointer to console_t structure
- * Out: w0 - character if available, else -1
- * Clobber list : x0, x1
- * ---------------------------------------------
- */
-func console_meson_getc
-#if ENABLE_ASSERTIONS
- cmp x0, #0
- ASM_ASSERT(ne)
-#endif /* ENABLE_ASSERTIONS */
- ldr x0, [x0, #CONSOLE_T_MESON_BASE]
- b console_meson_core_getc
-endfunc console_meson_getc
-
- /* ---------------------------------------------
- * int console_meson_core_getc(uintptr_t base_addr)
- * Function to get a character from the console.
- * It returns the character grabbed on success
- * or -1 if no character is available.
- * In : x0 - console base address
- * Out: w0 - character if available, else -1
- * Clobber list : x0, x1
- * ---------------------------------------------
- */
-func console_meson_core_getc
-#if ENABLE_ASSERTIONS
- cmp x0, #0
- ASM_ASSERT(ne)
-#endif
- /* Is the receive FIFO empty? */
- ldr w1, [x0, #MESON_STATUS_OFFSET]
- tbnz w1, #MESON_STATUS_RX_EMPTY_BIT, 1f
- /* Read one character from the RX FIFO */
- ldr w0, [x0, #MESON_RFIFO_OFFSET]
- ret
-1:
- mov w0, #ERROR_NO_PENDING_CHAR
- ret
-endfunc console_meson_core_getc
-
- /* ---------------------------------------------
- * int console_meson_flush(console_meson_t *console)
- * Function to force a write of all buffered
- * data that hasn't been output.
- * In : x0 - pointer to console_t structure
- * Out : return -1 on error else return 0.
- * Clobber list : x0, x1
- * ---------------------------------------------
- */
-func console_meson_flush
-#if ENABLE_ASSERTIONS
- cmp x0, #0
- ASM_ASSERT(ne)
-#endif /* ENABLE_ASSERTIONS */
- ldr x0, [x0, #CONSOLE_T_MESON_BASE]
- b console_meson_core_flush
-endfunc console_meson_flush
-
- /* ---------------------------------------------
- * int console_meson_core_flush(uintptr_t base_addr)
- * Function to force a write of all buffered
- * data that hasn't been output.
- * In : x0 - console base address
- * Out : return -1 on error else return 0.
- * Clobber list : x0, x1
- * ---------------------------------------------
- */
-func console_meson_core_flush
-#if ENABLE_ASSERTIONS
- cmp x0, #0
- ASM_ASSERT(ne)
-#endif
- /* Wait until the transmit FIFO is empty */
-1: ldr w1, [x0, #MESON_STATUS_OFFSET]
- tbz w1, #MESON_STATUS_TX_EMPTY_BIT, 1b
- mov w0, #0
- ret
-endfunc console_meson_core_flush
+++ /dev/null
-/*
- * Copyright (c) 2019, Remi Pommarel <repk@triplefau.lt>
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-#include <assert.h>
-#include <arch_helpers.h>
-#include <lib/mmio.h>
-#include <crypto/sha_dma.h>
-
-#define AML_SHA_DMA_BASE 0xc883e000
-
-#define AML_SHA_DMA_DESC (AML_SHA_DMA_BASE + 0x08)
-#define AML_SHA_DMA_STATUS (AML_SHA_DMA_BASE + 0x18)
-
-#define ASD_MODE_SHA224 0x7
-#define ASD_MODE_SHA256 0x6
-
-/* SHA DMA descriptor */
-struct asd_desc {
- uint32_t cfg;
- uint32_t src;
- uint32_t dst;
-};
-#define ASD_DESC_GET(x, msk, off) (((x) >> (off)) & (msk))
-#define ASD_DESC_SET(x, v, msk, off) \
- ((x) = ((x) & ~((msk) << (off))) | (((v) & (msk)) << (off)))
-
-#define ASD_DESC_LEN_OFF 0
-#define ASD_DESC_LEN_MASK 0x1ffff
-#define ASD_DESC_LEN(d) \
- (ASD_DESC_GET((d)->cfg, ASD_DESC_LEN_MASK, ASD_DESC_LEN_OFF))
-#define ASD_DESC_LEN_SET(d, v) \
- (ASD_DESC_SET((d)->cfg, v, ASD_DESC_LEN_MASK, ASD_DESC_LEN_OFF))
-
-#define ASD_DESC_IRQ_OFF 17
-#define ASD_DESC_IRQ_MASK 0x1
-#define ASD_DESC_IRQ(d) \
- (ASD_DESC_GET((d)->cfg, ASD_DESC_IRQ_MASK, ASD_DESC_IRQ_OFF))
-#define ASD_DESC_IRQ_SET(d, v) \
- (ASD_DESC_SET((d)->cfg, v, ASD_DESC_IRQ_MASK, ASD_DESC_IRQ_OFF))
-
-#define ASD_DESC_EOD_OFF 18
-#define ASD_DESC_EOD_MASK 0x1
-#define ASD_DESC_EOD(d) \
- (ASD_DESC_GET((d)->cfg, ASD_DESC_EOD_MASK, ASD_DESC_EOD_OFF))
-#define ASD_DESC_EOD_SET(d, v) \
- (ASD_DESC_SET((d)->cfg, v, ASD_DESC_EOD_MASK, ASD_DESC_EOD_OFF))
-
-#define ASD_DESC_LOOP_OFF 19
-#define ASD_DESC_LOOP_MASK 0x1
-#define ASD_DESC_LOOP(d) \
- (ASD_DESC_GET((d)->cfg, ASD_DESC_LOOP_MASK, ASD_DESC_LOOP_OFF))
-#define ASD_DESC_LOOP_SET(d, v) \
- (ASD_DESC_SET((d)->cfg, v, ASD_DESC_LOOP_MASK, ASD_DESC_LOOP_OFF))
-
-#define ASD_DESC_MODE_OFF 20
-#define ASD_DESC_MODE_MASK 0xf
-#define ASD_DESC_MODE(d) \
- (ASD_DESC_GET((d)->cfg, ASD_DESC_MODE_MASK, ASD_DESC_MODE_OFF))
-#define ASD_DESC_MODE_SET(d, v) \
- (ASD_DESC_SET((d)->cfg, v, ASD_DESC_MODE_MASK, ASD_DESC_MODE_OFF))
-
-#define ASD_DESC_BEGIN_OFF 24
-#define ASD_DESC_BEGIN_MASK 0x1
-#define ASD_DESC_BEGIN(d) \
- (ASD_DESC_GET((d)->cfg, ASD_DESC_BEGIN_MASK, ASD_DESC_BEGIN_OFF))
-#define ASD_DESC_BEGIN_SET(d, v) \
- (ASD_DESC_SET((d)->cfg, v, ASD_DESC_BEGIN_MASK, ASD_DESC_BEGIN_OFF))
-
-#define ASD_DESC_END_OFF 25
-#define ASD_DESC_END_MASK 0x1
-#define ASD_DESC_END(d) \
- (ASD_DESC_GET((d)->cfg, ASD_DESC_END_MASK, ASD_DESC_END_OFF))
-#define ASD_DESC_END_SET(d, v) \
- (ASD_DESC_SET((d)->cfg, v, ASD_DESC_END_MASK, ASD_DESC_END_OFF))
-
-#define ASD_DESC_OP_OFF 26
-#define ASD_DESC_OP_MASK 0x2
-#define ASD_DESC_OP(d) \
- (ASD_DESC_GET((d)->cfg, ASD_DESC_OP_MASK, ASD_DESC_OP_OFF))
-#define ASD_DESC_OP_SET(d, v) \
- (ASD_DESC_SET((d)->cfg, v, ASD_DESC_OP_MASK, ASD_DESC_OP_OFF))
-
-#define ASD_DESC_ENCONLY_OFF 28
-#define ASD_DESC_ENCONLY_MASK 0x1
-#define ASD_DESC_ENCONLY(d) \
- (ASD_DESC_GET((d)->cfg, ASD_DESC_ENCONLY_MASK, ASD_DESC_ENCONLY_OFF))
-#define ASD_DESC_ENCONLY_SET(d, v) \
- (ASD_DESC_SET((d)->cfg, v, ASD_DESC_ENCONLY_MASK, ASD_DESC_ENCONLY_OFF))
-
-#define ASD_DESC_BLOCK_OFF 29
-#define ASD_DESC_BLOCK_MASK 0x1
-#define ASD_DESC_BLOCK(d) \
- (ASD_DESC_GET((d)->cfg, ASD_DESC_BLOCK_MASK, ASD_DESC_BLOCK_OFF))
-#define ASD_DESC_BLOCK_SET(d, v) \
- (ASD_DESC_SET((d)->cfg, v, ASD_DESC_BLOCK_MASK, ASD_DESC_BLOCK_OFF))
-
-#define ASD_DESC_ERR_OFF 30
-#define ASD_DESC_ERR_MASK 0x1
-#define ASD_DESC_ERR(d) \
- (ASD_DESC_GET((d)->cfg, ASD_DESC_ERR_MASK, ASD_DESC_ERR_OFF))
-#define ASD_DESC_ERR_SET(d, v) \
- (ASD_DESC_SET((d)->cfg, v, ASD_DESC_ERR_MASK, ASD_DESC_ERR_OFF))
-
-#define ASD_DESC_OWNER_OFF 31u
-#define ASD_DESC_OWNER_MASK 0x1u
-#define ASD_DESC_OWNER(d) \
- (ASD_DESC_GET((d)->cfg, ASD_DESC_OWNER_MASK, ASD_DESC_OWNER_OFF))
-#define ASD_DESC_OWNER_SET(d, v) \
- (ASD_DESC_SET((d)->cfg, v, ASD_DESC_OWNER_MASK, ASD_DESC_OWNER_OFF))
-
-static void asd_compute_sha(struct asd_ctx *ctx, void *data, size_t len,
- int finalize)
-{
- /* Make it cache line size aligned ? */
- struct asd_desc desc = {
- .src = (uint32_t)(uintptr_t)data,
- .dst = (uint32_t)(uintptr_t)ctx->digest,
- };
-
- /* Check data address is 32bit compatible */
- assert((uintptr_t)data == (uintptr_t)desc.src);
- assert((uintptr_t)ctx->digest == (uintptr_t)desc.dst);
- assert((uintptr_t)&desc == (uintptr_t)&desc);
-
- ASD_DESC_LEN_SET(&desc, len);
- ASD_DESC_OWNER_SET(&desc, 1u);
- ASD_DESC_ENCONLY_SET(&desc, 1);
- ASD_DESC_EOD_SET(&desc, 1);
- if (ctx->started == 0) {
- ASD_DESC_BEGIN_SET(&desc, 1);
- ctx->started = 1;
- }
- if (finalize) {
- ASD_DESC_END_SET(&desc, 1);
- ctx->started = 0;
- }
- if (ctx->mode == ASM_SHA224)
- ASD_DESC_MODE_SET(&desc, ASD_MODE_SHA224);
- else
- ASD_DESC_MODE_SET(&desc, ASD_MODE_SHA256);
-
- flush_dcache_range((uintptr_t)&desc, sizeof(desc));
- flush_dcache_range((uintptr_t)data, len);
-
- mmio_write_32(AML_SHA_DMA_STATUS, 0xf);
- mmio_write_32(AML_SHA_DMA_DESC, ((uintptr_t)&desc) | 2);
- while (mmio_read_32(AML_SHA_DMA_STATUS) == 0)
- continue;
- flush_dcache_range((uintptr_t)ctx->digest, SHA256_HASHSZ);
-}
-
-void asd_sha_update(struct asd_ctx *ctx, void *data, size_t len)
-{
- size_t nr;
-
- if (ctx->blocksz) {
- nr = MIN(len, SHA256_BLOCKSZ - ctx->blocksz);
- memcpy(ctx->block + ctx->blocksz, data, nr);
- ctx->blocksz += nr;
- len -= nr;
- data += nr;
- }
-
- if (ctx->blocksz == SHA256_BLOCKSZ) {
- asd_compute_sha(ctx, ctx->block, SHA256_BLOCKSZ, 0);
- ctx->blocksz = 0;
- }
-
- asd_compute_sha(ctx, data, len & ~(SHA256_BLOCKSZ - 1), 0);
- data += len & ~(SHA256_BLOCKSZ - 1);
-
- if (len & (SHA256_BLOCKSZ - 1)) {
- nr = len & (SHA256_BLOCKSZ - 1);
- memcpy(ctx->block + ctx->blocksz, data, nr);
- ctx->blocksz += nr;
- }
-}
-
-void asd_sha_finalize(struct asd_ctx *ctx)
-{
- asd_compute_sha(ctx, ctx->block, ctx->blocksz, 1);
-}
--- /dev/null
+/*
+ * Copyright (c) 2019, Remi Pommarel <repk@triplefau.lt>
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+#ifndef SHA_DMA_H
+#define SHA_DMA_H
+
+#define SHA256_HASHSZ 32
+#define SHA256_BLOCKSZ 0x40
+
+enum ASD_MODE {
+ ASM_INVAL,
+ ASM_SHA256,
+ ASM_SHA224,
+};
+
+struct asd_ctx {
+ uint8_t digest[SHA256_HASHSZ];
+ uint8_t block[SHA256_BLOCKSZ];
+ size_t blocksz;
+ enum ASD_MODE mode;
+ uint8_t started;
+};
+
+static inline void asd_sha_init(struct asd_ctx *ctx, enum ASD_MODE mode)
+{
+ ctx->started = 0;
+ ctx->mode = mode;
+ ctx->blocksz = 0;
+}
+
+void asd_sha_update(struct asd_ctx *ctx, void *data, size_t len);
+void asd_sha_finalize(struct asd_ctx *ctx);
+
+#endif
--- /dev/null
+/*
+ * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef MESON_CONSOLE_H
+#define MESON_CONSOLE_H
+
+#include <drivers/console.h>
+
+#define CONSOLE_T_MESON_BASE CONSOLE_T_DRVDATA
+
+#ifndef __ASSEMBLER__
+
+#include <stdint.h>
+
+typedef struct {
+ console_t console;
+ uintptr_t base;
+} console_meson_t;
+
+/*
+ * Initialize a new meson console instance and register it with the console
+ * framework. The |console| pointer must point to storage that will be valid
+ * for the lifetime of the console, such as a global or static local variable.
+ * Its contents will be reinitialized from scratch.
+ *
+ * NOTE: The clock is actually fixed to 24 MHz. The argument is only there in
+ * order to make this function future-proof.
+ */
+int console_meson_register(uintptr_t baseaddr, uint32_t clock, uint32_t baud,
+ console_meson_t *console);
+
+#endif /*__ASSEMBLER__*/
+
+#endif /* MESON_CONSOLE_H */
+++ /dev/null
-/*
- * Copyright (c) 2019, Remi Pommarel <repk@triplefau.lt>
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-#ifndef SHA_DMA_H
-#define SHA_DMA_H
-
-#define SHA256_HASHSZ 32
-#define SHA256_BLOCKSZ 0x40
-
-enum ASD_MODE {
- ASM_INVAL,
- ASM_SHA256,
- ASM_SHA224,
-};
-
-struct asd_ctx {
- uint8_t digest[SHA256_HASHSZ];
- uint8_t block[SHA256_BLOCKSZ];
- size_t blocksz;
- enum ASD_MODE mode;
- uint8_t started;
-};
-
-static inline void asd_sha_init(struct asd_ctx *ctx, enum ASD_MODE mode)
-{
- ctx->started = 0;
- ctx->mode = mode;
- ctx->blocksz = 0;
-}
-
-void asd_sha_update(struct asd_ctx *ctx, void *data, size_t len);
-void asd_sha_finalize(struct asd_ctx *ctx);
-
-#endif
+++ /dev/null
-/*
- * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-#ifndef MESON_CONSOLE_H
-#define MESON_CONSOLE_H
-
-#include <drivers/console.h>
-
-#define CONSOLE_T_MESON_BASE CONSOLE_T_DRVDATA
-
-#ifndef __ASSEMBLER__
-
-#include <stdint.h>
-
-typedef struct {
- console_t console;
- uintptr_t base;
-} console_meson_t;
-
-/*
- * Initialize a new meson console instance and register it with the console
- * framework. The |console| pointer must point to storage that will be valid
- * for the lifetime of the console, such as a global or static local variable.
- * Its contents will be reinitialized from scratch.
- *
- * NOTE: The clock is actually fixed to 24 MHz. The argument is only there in
- * order to make this function future-proof.
- */
-int console_meson_register(uintptr_t baseaddr, uint32_t clock, uint32_t baud,
- console_meson_t *console);
-
-#endif /*__ASSEMBLER__*/
-
-#endif /* MESON_CONSOLE_H */
--- /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 <assert_macros.S>
+#include <platform_def.h>
+
+ .globl plat_crash_console_flush
+ .globl plat_crash_console_init
+ .globl plat_crash_console_putc
+ .globl platform_mem_init
+ .globl plat_is_my_cpu_primary
+ .globl plat_my_core_pos
+ .globl plat_reset_handler
+ .globl plat_gxbb_calc_core_pos
+
+ /* -----------------------------------------------------
+ * unsigned int plat_my_core_pos(void);
+ * -----------------------------------------------------
+ */
+func plat_my_core_pos
+ mrs x0, mpidr_el1
+ b plat_gxbb_calc_core_pos
+endfunc plat_my_core_pos
+
+ /* -----------------------------------------------------
+ * unsigned int plat_gxbb_calc_core_pos(u_register_t mpidr);
+ * -----------------------------------------------------
+ */
+func plat_gxbb_calc_core_pos
+ and x0, x0, #MPIDR_CPU_MASK
+ ret
+endfunc plat_gxbb_calc_core_pos
+
+ /* -----------------------------------------------------
+ * unsigned int plat_is_my_cpu_primary(void);
+ * -----------------------------------------------------
+ */
+func plat_is_my_cpu_primary
+ mrs x0, mpidr_el1
+ and x0, x0, #(MPIDR_CLUSTER_MASK | MPIDR_CPU_MASK)
+ cmp x0, #GXBB_PRIMARY_CPU
+ cset w0, eq
+ ret
+endfunc plat_is_my_cpu_primary
+
+ /* ---------------------------------------------
+ * void platform_mem_init(void);
+ * ---------------------------------------------
+ */
+func platform_mem_init
+ ret
+endfunc platform_mem_init
+
+ /* ---------------------------------------------
+ * int plat_crash_console_init(void)
+ * ---------------------------------------------
+ */
+func plat_crash_console_init
+ mov_imm x0, GXBB_UART0_AO_BASE
+ mov_imm x1, GXBB_UART0_AO_CLK_IN_HZ
+ mov_imm x2, GXBB_UART_BAUDRATE
+ b console_meson_init
+endfunc plat_crash_console_init
+
+ /* ---------------------------------------------
+ * int plat_crash_console_putc(int c)
+ * Clobber list : x1, x2
+ * ---------------------------------------------
+ */
+func plat_crash_console_putc
+ mov_imm x1, GXBB_UART0_AO_BASE
+ b console_meson_core_putc
+endfunc plat_crash_console_putc
+
+ /* ---------------------------------------------
+ * int plat_crash_console_flush()
+ * Out : return -1 on error else return 0.
+ * Clobber list : x0, x1
+ * ---------------------------------------------
+ */
+func plat_crash_console_flush
+ mov_imm x0, GXBB_UART0_AO_BASE
+ b console_meson_core_flush
+endfunc plat_crash_console_flush
+
+ /* ---------------------------------------------
+ * void plat_reset_handler(void);
+ * ---------------------------------------------
+ */
+func plat_reset_handler
+ ret
+endfunc plat_reset_handler
--- /dev/null
+/*
+ * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <assert.h>
+
+#include <platform_def.h>
+
+#include <common/bl_common.h>
+#include <common/interrupt_props.h>
+#include <drivers/arm/gicv2.h>
+#include <lib/xlat_tables/xlat_mmu_helpers.h>
+#include <plat/common/platform.h>
+
+#include "gxbb_private.h"
+
+/*
+ * Placeholder variables for copying the arguments that have been passed to
+ * BL31 from BL2.
+ */
+static entry_point_info_t bl33_image_ep_info;
+
+/*******************************************************************************
+ * Return a pointer to the 'entry_point_info' structure of the next image for
+ * the security state specified. BL33 corresponds to the non-secure image type
+ * while BL32 corresponds to the secure image type. A NULL pointer is returned
+ * if the image does not exist.
+ ******************************************************************************/
+entry_point_info_t *bl31_plat_get_next_image_ep_info(uint32_t type)
+{
+ entry_point_info_t *next_image_info;
+
+ assert(type == NON_SECURE);
+
+ next_image_info = &bl33_image_ep_info;
+
+ /* None of the images can have 0x0 as the entrypoint. */
+ if (next_image_info->pc != 0U) {
+ return next_image_info;
+ } else {
+ return NULL;
+ }
+}
+
+/*******************************************************************************
+ * Perform any BL31 early platform setup. Here is an opportunity to copy
+ * parameters passed by the calling EL (S-EL1 in BL2 & S-EL3 in BL1) before
+ * they are lost (potentially). This needs to be done before the MMU is
+ * initialized so that the memory layout can be used while creating page
+ * tables. BL2 has flushed this information to memory, so we are guaranteed
+ * to pick up good data.
+ ******************************************************************************/
+struct gxbb_bl31_param {
+ param_header_t h;
+ image_info_t *bl31_image_info;
+ entry_point_info_t *bl32_ep_info;
+ image_info_t *bl32_image_info;
+ entry_point_info_t *bl33_ep_info;
+ image_info_t *bl33_image_info;
+};
+
+void bl31_early_platform_setup2(u_register_t arg0, u_register_t arg1,
+ u_register_t arg2, u_register_t arg3)
+{
+ struct gxbb_bl31_param *from_bl2;
+
+ /* Initialize the console to provide early debug support */
+ gxbb_console_init();
+
+ /*
+ * In debug builds, we pass a special value in 'arg1' to verify platform
+ * parameters from BL2 to BL31. In release builds it's not used.
+ */
+ assert(arg1 == GXBB_BL31_PLAT_PARAM_VAL);
+
+ /* Check that params passed from BL2 are not NULL. */
+ from_bl2 = (struct gxbb_bl31_param *) arg0;
+
+ /* Check params passed from BL2 are not NULL. */
+ assert(from_bl2 != NULL);
+ assert(from_bl2->h.type == PARAM_BL31);
+ assert(from_bl2->h.version >= VERSION_1);
+
+ /*
+ * Copy BL33 entry point information. It is stored in Secure RAM, in
+ * BL2's address space.
+ */
+ bl33_image_ep_info = *from_bl2->bl33_ep_info;
+
+ if (bl33_image_ep_info.pc == 0U) {
+ ERROR("BL31: BL33 entrypoint not obtained from BL2\n");
+ panic();
+ }
+}
+
+void bl31_plat_arch_setup(void)
+{
+ gxbb_setup_page_tables();
+
+ enable_mmu_el3(0);
+}
+
+/*******************************************************************************
+ * GICv2 driver setup information
+ ******************************************************************************/
+static const interrupt_prop_t gxbb_interrupt_props[] = {
+ INTR_PROP_DESC(IRQ_SEC_PHY_TIMER, GIC_HIGHEST_SEC_PRIORITY,
+ GICV2_INTR_GROUP0, GIC_INTR_CFG_LEVEL),
+ INTR_PROP_DESC(IRQ_SEC_SGI_0, GIC_HIGHEST_SEC_PRIORITY,
+ GICV2_INTR_GROUP0, GIC_INTR_CFG_LEVEL),
+ INTR_PROP_DESC(IRQ_SEC_SGI_1, GIC_HIGHEST_SEC_PRIORITY,
+ GICV2_INTR_GROUP0, GIC_INTR_CFG_LEVEL),
+ INTR_PROP_DESC(IRQ_SEC_SGI_2, GIC_HIGHEST_SEC_PRIORITY,
+ GICV2_INTR_GROUP0, GIC_INTR_CFG_LEVEL),
+ INTR_PROP_DESC(IRQ_SEC_SGI_3, GIC_HIGHEST_SEC_PRIORITY,
+ GICV2_INTR_GROUP0, GIC_INTR_CFG_LEVEL),
+ INTR_PROP_DESC(IRQ_SEC_SGI_4, GIC_HIGHEST_SEC_PRIORITY,
+ GICV2_INTR_GROUP0, GIC_INTR_CFG_LEVEL),
+ INTR_PROP_DESC(IRQ_SEC_SGI_5, GIC_HIGHEST_SEC_PRIORITY,
+ GICV2_INTR_GROUP0, GIC_INTR_CFG_LEVEL),
+ INTR_PROP_DESC(IRQ_SEC_SGI_6, GIC_HIGHEST_SEC_PRIORITY,
+ GICV2_INTR_GROUP0, GIC_INTR_CFG_LEVEL),
+ INTR_PROP_DESC(IRQ_SEC_SGI_7, GIC_HIGHEST_SEC_PRIORITY,
+ GICV2_INTR_GROUP0, GIC_INTR_CFG_LEVEL),
+};
+
+static const gicv2_driver_data_t gxbb_gic_data = {
+ .gicd_base = GXBB_GICD_BASE,
+ .gicc_base = GXBB_GICC_BASE,
+ .interrupt_props = gxbb_interrupt_props,
+ .interrupt_props_num = ARRAY_SIZE(gxbb_interrupt_props),
+};
+
+void bl31_platform_setup(void)
+{
+ mhu_secure_init();
+
+ gicv2_driver_init(&gxbb_gic_data);
+ gicv2_distif_init();
+ gicv2_pcpu_distif_init();
+ gicv2_cpuif_enable();
+
+ gxbb_thermal_unknown();
+}
--- /dev/null
+/*
+ * Copyright (c) 2018-2019, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <assert.h>
+#include <stdint.h>
+
+#include <platform_def.h>
+
+#include <bl31/interrupt_mgmt.h>
+#include <common/bl_common.h>
+#include <common/debug.h>
+#include <common/ep_info.h>
+#include <drivers/amlogic/meson_console.h>
+#include <lib/mmio.h>
+#include <lib/xlat_tables/xlat_tables_v2.h>
+
+/*******************************************************************************
+ * Platform memory map regions
+ ******************************************************************************/
+#define MAP_NSDRAM0 MAP_REGION_FLAT(GXBB_NSDRAM0_BASE, \
+ GXBB_NSDRAM0_SIZE, \
+ MT_MEMORY | MT_RW | MT_NS)
+
+#define MAP_NSDRAM1 MAP_REGION_FLAT(GXBB_NSDRAM1_BASE, \
+ GXBB_NSDRAM1_SIZE, \
+ MT_MEMORY | MT_RW | MT_NS)
+
+#define MAP_SEC_DEVICE0 MAP_REGION_FLAT(GXBB_SEC_DEVICE0_BASE, \
+ GXBB_SEC_DEVICE0_SIZE, \
+ MT_DEVICE | MT_RW | MT_SECURE)
+
+#define MAP_SEC_DEVICE1 MAP_REGION_FLAT(GXBB_SEC_DEVICE1_BASE, \
+ GXBB_SEC_DEVICE1_SIZE, \
+ MT_DEVICE | MT_RW | MT_SECURE)
+
+#define MAP_TZRAM MAP_REGION_FLAT(GXBB_TZRAM_BASE, \
+ GXBB_TZRAM_SIZE, \
+ MT_DEVICE | MT_RW | MT_SECURE)
+
+#define MAP_SEC_DEVICE2 MAP_REGION_FLAT(GXBB_SEC_DEVICE2_BASE, \
+ GXBB_SEC_DEVICE2_SIZE, \
+ MT_DEVICE | MT_RW | MT_SECURE)
+
+#define MAP_SEC_DEVICE3 MAP_REGION_FLAT(GXBB_SEC_DEVICE3_BASE, \
+ GXBB_SEC_DEVICE3_SIZE, \
+ MT_DEVICE | MT_RW | MT_SECURE)
+
+static const mmap_region_t gxbb_mmap[] = {
+ MAP_NSDRAM0,
+ MAP_NSDRAM1,
+ MAP_SEC_DEVICE0,
+ MAP_SEC_DEVICE1,
+ MAP_TZRAM,
+ MAP_SEC_DEVICE2,
+ MAP_SEC_DEVICE3,
+ {0}
+};
+
+/*******************************************************************************
+ * Per-image regions
+ ******************************************************************************/
+#define MAP_BL31 MAP_REGION_FLAT(BL31_BASE, \
+ BL31_END - BL31_BASE, \
+ MT_MEMORY | MT_RW | MT_SECURE)
+
+#define MAP_BL_CODE MAP_REGION_FLAT(BL_CODE_BASE, \
+ BL_CODE_END - BL_CODE_BASE, \
+ MT_CODE | MT_SECURE)
+
+#define MAP_BL_RO_DATA MAP_REGION_FLAT(BL_RO_DATA_BASE, \
+ BL_RO_DATA_END - BL_RO_DATA_BASE, \
+ MT_RO_DATA | MT_SECURE)
+
+#define MAP_BL_COHERENT MAP_REGION_FLAT(BL_COHERENT_RAM_BASE, \
+ BL_COHERENT_RAM_END - BL_COHERENT_RAM_BASE, \
+ MT_DEVICE | MT_RW | MT_SECURE)
+
+/*******************************************************************************
+ * Function that sets up the translation tables.
+ ******************************************************************************/
+void gxbb_setup_page_tables(void)
+{
+#if IMAGE_BL31
+ const mmap_region_t gxbb_bl_mmap[] = {
+ MAP_BL31,
+ MAP_BL_CODE,
+ MAP_BL_RO_DATA,
+#if USE_COHERENT_MEM
+ MAP_BL_COHERENT,
+#endif
+ {0}
+ };
+#endif
+
+ mmap_add(gxbb_bl_mmap);
+
+ mmap_add(gxbb_mmap);
+
+ init_xlat_tables();
+}
+
+/*******************************************************************************
+ * Function that sets up the console
+ ******************************************************************************/
+static console_meson_t gxbb_console;
+
+void gxbb_console_init(void)
+{
+ int rc = console_meson_register(GXBB_UART0_AO_BASE,
+ GXBB_UART0_AO_CLK_IN_HZ,
+ GXBB_UART_BAUDRATE,
+ &gxbb_console);
+ if (rc == 0) {
+ /*
+ * The crash console doesn't use the multi console API, it uses
+ * the core console functions directly. It is safe to call panic
+ * and let it print debug information.
+ */
+ panic();
+ }
+
+ console_set_scope(&gxbb_console.console,
+ CONSOLE_FLAG_BOOT | CONSOLE_FLAG_RUNTIME);
+}
+
+/*******************************************************************************
+ * Function that returns the system counter frequency
+ ******************************************************************************/
+unsigned int plat_get_syscnt_freq2(void)
+{
+ uint32_t val;
+
+ val = mmio_read_32(GXBB_SYS_CPU_CFG7);
+ val &= 0xFDFFFFFF;
+ mmio_write_32(GXBB_SYS_CPU_CFG7, val);
+
+ val = mmio_read_32(GXBB_AO_TIMESTAMP_CNTL);
+ val &= 0xFFFFFE00;
+ mmio_write_32(GXBB_AO_TIMESTAMP_CNTL, val);
+
+ return GXBB_OSC24M_CLK_IN_HZ;
+}
--- /dev/null
+/*
+ * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef GXBB_DEF_H
+#define GXBB_DEF_H
+
+#include <lib/utils_def.h>
+
+/*******************************************************************************
+ * System oscillator
+ ******************************************************************************/
+#define GXBB_OSC24M_CLK_IN_HZ ULL(24000000) /* 24 MHz */
+
+/*******************************************************************************
+ * Memory regions
+ ******************************************************************************/
+#define GXBB_NSDRAM0_BASE UL(0x01000000)
+#define GXBB_NSDRAM0_SIZE UL(0x0F000000)
+
+#define GXBB_NSDRAM1_BASE UL(0x10000000)
+#define GXBB_NSDRAM1_SIZE UL(0x00100000)
+
+#define BL31_BASE UL(0x10100000)
+#define BL31_SIZE UL(0x000C0000)
+#define BL31_LIMIT (BL31_BASE + BL31_SIZE)
+
+/* Shared memory used for SMC services */
+#define GXBB_SHARE_MEM_INPUT_BASE UL(0x100FE000)
+#define GXBB_SHARE_MEM_OUTPUT_BASE UL(0x100FF000)
+
+#define GXBB_SEC_DEVICE0_BASE UL(0xC0000000)
+#define GXBB_SEC_DEVICE0_SIZE UL(0x09000000)
+
+#define GXBB_SEC_DEVICE1_BASE UL(0xD0040000)
+#define GXBB_SEC_DEVICE1_SIZE UL(0x00008000)
+
+#define GXBB_TZRAM_BASE UL(0xD9000000)
+#define GXBB_TZRAM_SIZE UL(0x00014000)
+/* Top 0xC000 bytes (up to 0xD9020000) used by BL2 */
+
+/* Mailboxes */
+#define GXBB_MHU_SECURE_SCP_TO_AP_PAYLOAD UL(0xD9013800)
+#define GXBB_MHU_SECURE_AP_TO_SCP_PAYLOAD UL(0xD9013A00)
+#define GXBB_PSCI_MAILBOX_BASE UL(0xD9013F00)
+
+#define GXBB_TZROM_BASE UL(0xD9040000)
+#define GXBB_TZROM_SIZE UL(0x00010000)
+
+#define GXBB_SEC_DEVICE2_BASE UL(0xDA000000)
+#define GXBB_SEC_DEVICE2_SIZE UL(0x00200000)
+
+#define GXBB_SEC_DEVICE3_BASE UL(0xDA800000)
+#define GXBB_SEC_DEVICE3_SIZE UL(0x00200000)
+
+/*******************************************************************************
+ * GIC-400 and interrupt handling related constants
+ ******************************************************************************/
+#define GXBB_GICD_BASE UL(0xC4301000)
+#define GXBB_GICC_BASE UL(0xC4302000)
+
+#define IRQ_SEC_PHY_TIMER 29
+
+#define IRQ_SEC_SGI_0 8
+#define IRQ_SEC_SGI_1 9
+#define IRQ_SEC_SGI_2 10
+#define IRQ_SEC_SGI_3 11
+#define IRQ_SEC_SGI_4 12
+#define IRQ_SEC_SGI_5 13
+#define IRQ_SEC_SGI_6 14
+#define IRQ_SEC_SGI_7 15
+
+/*******************************************************************************
+ * UART definitions
+ ******************************************************************************/
+#define GXBB_UART0_AO_BASE UL(0xC81004C0)
+#define GXBB_UART0_AO_CLK_IN_HZ GXBB_OSC24M_CLK_IN_HZ
+#define GXBB_UART_BAUDRATE U(115200)
+
+/*******************************************************************************
+ * Memory-mapped I/O Registers
+ ******************************************************************************/
+#define GXBB_AO_TIMESTAMP_CNTL UL(0xC81000B4)
+
+#define GXBB_SYS_CPU_CFG7 UL(0xC8834664)
+
+#define GXBB_AO_RTI_STATUS_REG3 UL(0xDA10001C)
+
+#define GXBB_HIU_MAILBOX_SET_0 UL(0xDA83C404)
+#define GXBB_HIU_MAILBOX_STAT_0 UL(0xDA83C408)
+#define GXBB_HIU_MAILBOX_CLR_0 UL(0xDA83C40C)
+#define GXBB_HIU_MAILBOX_SET_3 UL(0xDA83C428)
+#define GXBB_HIU_MAILBOX_STAT_3 UL(0xDA83C42C)
+#define GXBB_HIU_MAILBOX_CLR_3 UL(0xDA83C430)
+
+/*******************************************************************************
+ * System Monitor Call IDs and arguments
+ ******************************************************************************/
+#define GXBB_SM_GET_SHARE_MEM_INPUT_BASE U(0x82000020)
+#define GXBB_SM_GET_SHARE_MEM_OUTPUT_BASE U(0x82000021)
+
+#define GXBB_SM_EFUSE_READ U(0x82000030)
+#define GXBB_SM_EFUSE_USER_MAX U(0x82000033)
+
+#define GXBB_SM_JTAG_ON U(0x82000040)
+#define GXBB_SM_JTAG_OFF U(0x82000041)
+
+#define GXBB_JTAG_STATE_ON U(0)
+#define GXBB_JTAG_STATE_OFF U(1)
+
+#define GXBB_JTAG_M3_AO U(0)
+#define GXBB_JTAG_M3_EE U(1)
+#define GXBB_JTAG_A53_AO U(2)
+#define GXBB_JTAG_A53_EE U(3)
+
+#endif /* GXBB_DEF_H */
--- /dev/null
+/*
+ * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <stdint.h>
+
+#include "gxbb_private.h"
+
+#define EFUSE_BASE 0x140
+#define EFUSE_SIZE 0xC0
+
+uint64_t gxbb_efuse_read(void *dst, uint32_t offset, uint32_t size)
+{
+ if ((uint64_t)(offset + size) > (uint64_t)EFUSE_SIZE)
+ return 0;
+
+ return scpi_efuse_read(dst, offset + EFUSE_BASE, size);
+}
+
+uint64_t gxbb_efuse_user_max(void)
+{
+ return EFUSE_SIZE;
+}
--- /dev/null
+/*
+ * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <platform_def.h>
+
+#include <lib/bakery_lock.h>
+#include <lib/mmio.h>
+
+static DEFINE_BAKERY_LOCK(mhu_lock);
+
+void mhu_secure_message_start(void)
+{
+ bakery_lock_get(&mhu_lock);
+
+ while (mmio_read_32(GXBB_HIU_MAILBOX_STAT_3) != 0)
+ ;
+}
+
+void mhu_secure_message_send(uint32_t msg)
+{
+ mmio_write_32(GXBB_HIU_MAILBOX_SET_3, msg);
+
+ while (mmio_read_32(GXBB_HIU_MAILBOX_STAT_3) != 0)
+ ;
+}
+
+uint32_t mhu_secure_message_wait(void)
+{
+ uint32_t val;
+
+ do {
+ val = mmio_read_32(GXBB_HIU_MAILBOX_STAT_0);
+ } while (val == 0);
+
+ return val;
+}
+
+void mhu_secure_message_end(void)
+{
+ mmio_write_32(GXBB_HIU_MAILBOX_CLR_0, 0xFFFFFFFF);
+
+ bakery_lock_release(&mhu_lock);
+}
+
+void mhu_secure_init(void)
+{
+ bakery_lock_init(&mhu_lock);
+
+ mmio_write_32(GXBB_HIU_MAILBOX_CLR_3, 0xFFFFFFFF);
+}
--- /dev/null
+/*
+ * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <assert.h>
+#include <errno.h>
+
+#include <platform_def.h>
+
+#include <arch_helpers.h>
+#include <common/debug.h>
+#include <drivers/arm/gicv2.h>
+#include <drivers/console.h>
+#include <lib/mmio.h>
+#include <lib/psci/psci.h>
+#include <plat/common/platform.h>
+
+#include "gxbb_private.h"
+
+#define SCPI_POWER_ON 0
+#define SCPI_POWER_RETENTION 1
+#define SCPI_POWER_OFF 3
+
+#define SCPI_SYSTEM_SHUTDOWN 0
+#define SCPI_SYSTEM_REBOOT 1
+
+static uintptr_t gxbb_sec_entrypoint;
+static volatile uint32_t gxbb_cpu0_go;
+
+static void gxbb_program_mailbox(u_register_t mpidr, uint64_t value)
+{
+ unsigned int core = plat_gxbb_calc_core_pos(mpidr);
+ uintptr_t cpu_mailbox_addr = GXBB_PSCI_MAILBOX_BASE + (core << 4);
+
+ mmio_write_64(cpu_mailbox_addr, value);
+ flush_dcache_range(cpu_mailbox_addr, sizeof(uint64_t));
+}
+
+static void __dead2 gxbb_system_reset(void)
+{
+ INFO("BL31: PSCI_SYSTEM_RESET\n");
+
+ uint32_t status = mmio_read_32(GXBB_AO_RTI_STATUS_REG3);
+
+ NOTICE("BL31: Reboot reason: 0x%x\n", status);
+
+ status &= 0xFFFF0FF0;
+
+ console_flush();
+
+ mmio_write_32(GXBB_AO_RTI_STATUS_REG3, status);
+
+ int ret = scpi_sys_power_state(SCPI_SYSTEM_REBOOT);
+
+ if (ret != 0) {
+ ERROR("BL31: PSCI_SYSTEM_RESET: SCP error: %u\n", ret);
+ panic();
+ }
+
+ wfi();
+
+ ERROR("BL31: PSCI_SYSTEM_RESET: Operation not handled\n");
+ panic();
+}
+
+static void __dead2 gxbb_system_off(void)
+{
+ INFO("BL31: PSCI_SYSTEM_OFF\n");
+
+ unsigned int ret = scpi_sys_power_state(SCPI_SYSTEM_SHUTDOWN);
+
+ if (ret != 0) {
+ ERROR("BL31: PSCI_SYSTEM_OFF: SCP error %u\n", ret);
+ panic();
+ }
+
+ gxbb_program_mailbox(read_mpidr_el1(), 0);
+
+ wfi();
+
+ ERROR("BL31: PSCI_SYSTEM_OFF: Operation not handled\n");
+ panic();
+}
+
+static int32_t gxbb_pwr_domain_on(u_register_t mpidr)
+{
+ unsigned int core = plat_gxbb_calc_core_pos(mpidr);
+
+ /* CPU0 can't be turned OFF, emulate it with a WFE loop */
+ if (core == GXBB_PRIMARY_CPU) {
+ VERBOSE("BL31: Releasing CPU0 from wait loop...\n");
+
+ gxbb_cpu0_go = 1;
+ flush_dcache_range((uintptr_t)&gxbb_cpu0_go, sizeof(gxbb_cpu0_go));
+ dsb();
+ isb();
+
+ sev();
+
+ return PSCI_E_SUCCESS;
+ }
+
+ gxbb_program_mailbox(mpidr, gxbb_sec_entrypoint);
+ scpi_set_css_power_state(mpidr,
+ SCPI_POWER_ON, SCPI_POWER_ON, SCPI_POWER_ON);
+ dmbsy();
+ sev();
+
+ return PSCI_E_SUCCESS;
+}
+
+static void gxbb_pwr_domain_on_finish(const psci_power_state_t *target_state)
+{
+ unsigned int core = plat_gxbb_calc_core_pos(read_mpidr_el1());
+
+ assert(target_state->pwr_domain_state[MPIDR_AFFLVL0] ==
+ PLAT_LOCAL_STATE_OFF);
+
+ if (core == GXBB_PRIMARY_CPU) {
+ gxbb_cpu0_go = 0;
+ flush_dcache_range((uintptr_t)&gxbb_cpu0_go, sizeof(gxbb_cpu0_go));
+ dsb();
+ isb();
+ }
+
+ gicv2_pcpu_distif_init();
+ gicv2_cpuif_enable();
+}
+
+static void gxbb_pwr_domain_off(const psci_power_state_t *target_state)
+{
+ u_register_t mpidr = read_mpidr_el1();
+ unsigned int core = plat_gxbb_calc_core_pos(mpidr);
+ uintptr_t addr = GXBB_PSCI_MAILBOX_BASE + 8 + (core << 4);
+
+ mmio_write_32(addr, 0xFFFFFFFF);
+ flush_dcache_range(addr, sizeof(uint32_t));
+
+ gicv2_cpuif_disable();
+
+ /* CPU0 can't be turned OFF, emulate it with a WFE loop */
+ if (core == GXBB_PRIMARY_CPU)
+ return;
+
+ scpi_set_css_power_state(mpidr,
+ SCPI_POWER_OFF, SCPI_POWER_ON, SCPI_POWER_ON);
+}
+
+static void __dead2 gxbb_pwr_domain_pwr_down_wfi(const psci_power_state_t
+ *target_state)
+{
+ unsigned int core = plat_gxbb_calc_core_pos(read_mpidr_el1());
+
+ /* CPU0 can't be turned OFF, emulate it with a WFE loop */
+ if (core == GXBB_PRIMARY_CPU) {
+ VERBOSE("BL31: CPU0 entering wait loop...\n");
+
+ while (gxbb_cpu0_go == 0)
+ wfe();
+
+ VERBOSE("BL31: CPU0 resumed.\n");
+
+ write_rmr_el3(RMR_EL3_RR_BIT | RMR_EL3_AA64_BIT);
+ }
+
+ dsbsy();
+
+ for (;;)
+ wfi();
+}
+
+/*******************************************************************************
+ * Platform handlers and setup function.
+ ******************************************************************************/
+static const plat_psci_ops_t gxbb_ops = {
+ .pwr_domain_on = gxbb_pwr_domain_on,
+ .pwr_domain_on_finish = gxbb_pwr_domain_on_finish,
+ .pwr_domain_off = gxbb_pwr_domain_off,
+ .pwr_domain_pwr_down_wfi = gxbb_pwr_domain_pwr_down_wfi,
+ .system_off = gxbb_system_off,
+ .system_reset = gxbb_system_reset,
+};
+
+int plat_setup_psci_ops(uintptr_t sec_entrypoint,
+ const plat_psci_ops_t **psci_ops)
+{
+ gxbb_sec_entrypoint = sec_entrypoint;
+ *psci_ops = &gxbb_ops;
+ gxbb_cpu0_go = 0;
+ return 0;
+}
--- /dev/null
+/*
+ * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef GXBB_PRIVATE_H
+#define GXBB_PRIVATE_H
+
+#include <stdint.h>
+
+/* Utility functions */
+unsigned int plat_gxbb_calc_core_pos(u_register_t mpidr);
+void gxbb_console_init(void);
+void gxbb_setup_page_tables(void);
+
+/* MHU functions */
+void mhu_secure_message_start(void);
+void mhu_secure_message_send(uint32_t msg);
+uint32_t mhu_secure_message_wait(void);
+void mhu_secure_message_end(void);
+void mhu_secure_init(void);
+
+/* SCPI functions */
+void scpi_set_css_power_state(u_register_t mpidr, uint32_t cpu_state,
+ uint32_t cluster_state, uint32_t css_state);
+uint32_t scpi_sys_power_state(uint64_t system_state);
+void scpi_jtag_set_state(uint32_t state, uint8_t select);
+uint32_t scpi_efuse_read(void *dst, uint32_t base, uint32_t size);
+void scpi_unknown_thermal(uint32_t arg0, uint32_t arg1,
+ uint32_t arg2, uint32_t arg3);
+
+/* Peripherals */
+void gxbb_thermal_unknown(void);
+uint64_t gxbb_efuse_read(void *dst, uint32_t offset, uint32_t size);
+uint64_t gxbb_efuse_user_max(void);
+
+#endif /* GXBB_PRIVATE_H */
--- /dev/null
+/*
+ * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <assert.h>
+#include <string.h>
+
+#include <platform_def.h>
+
+#include <lib/mmio.h>
+#include <plat/common/platform.h>
+
+#include "gxbb_private.h"
+
+#define SIZE_SHIFT 20
+#define SIZE_MASK 0x1FF
+
+/*
+ * Note: The Amlogic SCP firmware uses the legacy SCPI protocol.
+ */
+#define SCPI_CMD_SET_CSS_POWER_STATE 0x04
+#define SCPI_CMD_SET_SYS_POWER_STATE 0x08
+
+#define SCPI_CMD_JTAG_SET_STATE 0xC0
+#define SCPI_CMD_EFUSE_READ 0xC2
+
+static inline uint32_t scpi_cmd(uint32_t command, uint32_t size)
+{
+ return command | (size << SIZE_SHIFT);
+}
+
+void scpi_secure_message_send(uint32_t command, uint32_t size)
+{
+ mhu_secure_message_send(scpi_cmd(command, size));
+}
+
+uint32_t scpi_secure_message_receive(void **message_out, size_t *size_out)
+{
+ uint32_t response = mhu_secure_message_wait();
+
+ size_t size = (response >> SIZE_SHIFT) & SIZE_MASK;
+
+ response &= ~(SIZE_MASK << SIZE_SHIFT);
+
+ if (size_out != NULL)
+ *size_out = size;
+
+ if (message_out != NULL)
+ *message_out = (void *)GXBB_MHU_SECURE_SCP_TO_AP_PAYLOAD;
+
+ return response;
+}
+
+void scpi_set_css_power_state(u_register_t mpidr, uint32_t cpu_state,
+ uint32_t cluster_state, uint32_t css_state)
+{
+ uint32_t state = (mpidr & 0x0F) | /* CPU ID */
+ ((mpidr & 0xF00) >> 4) | /* Cluster ID */
+ (cpu_state << 8) |
+ (cluster_state << 12) |
+ (css_state << 16);
+
+ mhu_secure_message_start();
+ mmio_write_32(GXBB_MHU_SECURE_AP_TO_SCP_PAYLOAD, state);
+ mhu_secure_message_send(scpi_cmd(SCPI_CMD_SET_CSS_POWER_STATE, 4));
+ mhu_secure_message_wait();
+ mhu_secure_message_end();
+}
+
+uint32_t scpi_sys_power_state(uint64_t system_state)
+{
+ uint32_t *response;
+ size_t size;
+
+ mhu_secure_message_start();
+ mmio_write_8(GXBB_MHU_SECURE_AP_TO_SCP_PAYLOAD, system_state);
+ mhu_secure_message_send(scpi_cmd(SCPI_CMD_SET_SYS_POWER_STATE, 1));
+ scpi_secure_message_receive((void *)&response, &size);
+ mhu_secure_message_end();
+
+ return *response;
+}
+
+void scpi_jtag_set_state(uint32_t state, uint8_t select)
+{
+ assert(state <= GXBB_JTAG_STATE_OFF);
+
+ if (select > GXBB_JTAG_A53_EE) {
+ WARN("BL31: Invalid JTAG select (0x%x).\n", select);
+ return;
+ }
+
+ mhu_secure_message_start();
+ mmio_write_32(GXBB_MHU_SECURE_AP_TO_SCP_PAYLOAD,
+ (state << 8) | (uint32_t)select);
+ mhu_secure_message_send(scpi_cmd(SCPI_CMD_JTAG_SET_STATE, 4));
+ mhu_secure_message_wait();
+ mhu_secure_message_end();
+}
+
+uint32_t scpi_efuse_read(void *dst, uint32_t base, uint32_t size)
+{
+ uint32_t *response;
+ size_t resp_size;
+
+ if (size > 0x1FC)
+ return 0;
+
+ mhu_secure_message_start();
+ mmio_write_32(GXBB_MHU_SECURE_AP_TO_SCP_PAYLOAD, base);
+ mmio_write_32(GXBB_MHU_SECURE_AP_TO_SCP_PAYLOAD + 4, size);
+ mhu_secure_message_send(scpi_cmd(SCPI_CMD_EFUSE_READ, 8));
+ scpi_secure_message_receive((void *)&response, &resp_size);
+ mhu_secure_message_end();
+
+ /*
+ * response[0] is the size of the response message.
+ * response[1 ... N] are the contents.
+ */
+ if (*response != 0)
+ memcpy(dst, response + 1, *response);
+
+ return *response;
+}
+
+void scpi_unknown_thermal(uint32_t arg0, uint32_t arg1,
+ uint32_t arg2, uint32_t arg3)
+{
+ mhu_secure_message_start();
+ mmio_write_32(GXBB_MHU_SECURE_AP_TO_SCP_PAYLOAD + 0x0, arg0);
+ mmio_write_32(GXBB_MHU_SECURE_AP_TO_SCP_PAYLOAD + 0x4, arg1);
+ mmio_write_32(GXBB_MHU_SECURE_AP_TO_SCP_PAYLOAD + 0x8, arg2);
+ mmio_write_32(GXBB_MHU_SECURE_AP_TO_SCP_PAYLOAD + 0xC, arg3);
+ mhu_secure_message_send(scpi_cmd(0xC3, 16));
+ mhu_secure_message_wait();
+ mhu_secure_message_end();
+}
--- /dev/null
+/*
+ * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <stdint.h>
+
+#include <platform_def.h>
+
+#include <common/debug.h>
+#include <common/runtime_svc.h>
+#include <lib/mmio.h>
+
+#include "gxbb_private.h"
+
+/*******************************************************************************
+ * This function is responsible for handling all SiP calls
+ ******************************************************************************/
+static uintptr_t gxbb_sip_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)
+{
+ switch (smc_fid) {
+
+ case GXBB_SM_GET_SHARE_MEM_INPUT_BASE:
+ SMC_RET1(handle, GXBB_SHARE_MEM_INPUT_BASE);
+
+ case GXBB_SM_GET_SHARE_MEM_OUTPUT_BASE:
+ SMC_RET1(handle, GXBB_SHARE_MEM_OUTPUT_BASE);
+
+ case GXBB_SM_EFUSE_READ:
+ {
+ void *dst = (void *)GXBB_SHARE_MEM_OUTPUT_BASE;
+ uint64_t ret = gxbb_efuse_read(dst, (uint32_t)x1, x2);
+
+ SMC_RET1(handle, ret);
+ }
+ case GXBB_SM_EFUSE_USER_MAX:
+ SMC_RET1(handle, gxbb_efuse_user_max());
+
+ case GXBB_SM_JTAG_ON:
+ scpi_jtag_set_state(GXBB_JTAG_STATE_ON, x1);
+ SMC_RET1(handle, 0);
+
+ case GXBB_SM_JTAG_OFF:
+ scpi_jtag_set_state(GXBB_JTAG_STATE_OFF, x1);
+ SMC_RET1(handle, 0);
+
+ default:
+ ERROR("BL31: Unhandled SIP SMC: 0x%08x\n", smc_fid);
+ break;
+ }
+
+ SMC_RET1(handle, SMC_UNK);
+}
+
+DECLARE_RT_SVC(
+ gxbb_sip_handler,
+
+ OEN_SIP_START,
+ OEN_SIP_END,
+ SMC_TYPE_FAST,
+ NULL,
+ gxbb_sip_handler
+);
--- /dev/null
+/*
+ * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <stdint.h>
+
+#include "gxbb_private.h"
+
+static int32_t modules_initialized = -1;
+
+/*******************************************************************************
+ * Unknown commands related to something thermal-related
+ ******************************************************************************/
+void gxbb_thermal_unknown(void)
+{
+ uint16_t ret;
+
+ if (modules_initialized == -1) {
+ scpi_efuse_read(&ret, 0, 2);
+ modules_initialized = ret;
+ }
+
+ scpi_unknown_thermal(10, 2, /* thermal */
+ 13, 1); /* thermalver */
+}
--- /dev/null
+/*
+ * Copyright (c) 2015-2018, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <stdint.h>
+
+#include <platform_def.h>
+
+#include <arch.h>
+
+#include "gxbb_private.h"
+
+/* The power domain tree descriptor */
+static unsigned char power_domain_tree_desc[] = {
+ /* Number of root nodes */
+ PLATFORM_CLUSTER_COUNT,
+ /* Number of children for the first node */
+ PLATFORM_CLUSTER0_CORE_COUNT
+};
+
+/*******************************************************************************
+ * This function returns the ARM default topology tree information.
+ ******************************************************************************/
+const unsigned char *plat_get_power_domain_tree_desc(void)
+{
+ return 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;
+
+ if (cpu_id >= PLATFORM_MAX_CPUS_PER_CLUSTER)
+ return -1;
+
+ return plat_gxbb_calc_core_pos(mpidr);
+}
--- /dev/null
+/*
+ * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef PLAT_MACROS_S
+#define PLAT_MACROS_S
+
+#include <drivers/arm/gicv2.h>
+#include <platform_def.h>
+
+.section .rodata.gic_reg_name, "aS"
+
+gicc_regs:
+ .asciz "gicc_hppir", "gicc_ahppir", "gicc_ctlr", ""
+gicd_pend_reg:
+ .asciz "gicd_ispendr regs (Offsets 0x200 - 0x278)\n Offset:\t\t\tvalue\n"
+newline:
+ .asciz "\n"
+spacer:
+ .asciz ":\t\t0x"
+
+ /* ---------------------------------------------
+ * The below required platform porting macro
+ * prints out relevant GIC and CCI registers
+ * whenever an unhandled exception is taken in
+ * BL31.
+ * Clobbers: x0 - x10, x16, x17, sp
+ * ---------------------------------------------
+ */
+ .macro plat_crash_print_regs
+
+ /* GICC registers */
+
+ mov_imm x17, GXBB_GICC_BASE
+
+ adr x6, gicc_regs
+ ldr w8, [x17, #GICC_HPPIR]
+ ldr w9, [x17, #GICC_AHPPIR]
+ ldr w10, [x17, #GICC_CTLR]
+ bl str_in_crash_buf_print
+
+ /* GICD registers */
+
+ mov_imm x16, GXBB_GICD_BASE
+
+ add x7, x16, #GICD_ISPENDR
+ adr x4, gicd_pend_reg
+ bl asm_print_str
+
+gicd_ispendr_loop:
+ sub x4, x7, x16
+ cmp x4, #0x280
+ b.eq exit_print_gic_regs
+ bl asm_print_hex
+
+ adr x4, spacer
+ bl asm_print_str
+
+ ldr x4, [x7], #8
+ bl asm_print_hex
+
+ adr x4, newline
+ bl asm_print_str
+ b gicd_ispendr_loop
+exit_print_gic_regs:
+
+ .endm
+
+#endif /* PLAT_MACROS_S */
--- /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 <arch.h>
+#include <lib/utils_def.h>
+
+#include "../gxbb_def.h"
+
+#define PLATFORM_LINKER_FORMAT "elf64-littleaarch64"
+#define PLATFORM_LINKER_ARCH aarch64
+
+/* Special value used to verify platform parameters from BL2 to BL31 */
+#define GXBB_BL31_PLAT_PARAM_VAL ULL(0x0F1E2D3C4B5A6978)
+
+#define PLATFORM_STACK_SIZE UL(0x1000)
+
+#define PLATFORM_MAX_CPUS_PER_CLUSTER U(4)
+#define PLATFORM_CLUSTER_COUNT U(1)
+#define PLATFORM_CLUSTER0_CORE_COUNT PLATFORM_MAX_CPUS_PER_CLUSTER
+#define PLATFORM_CORE_COUNT PLATFORM_CLUSTER0_CORE_COUNT
+
+#define GXBB_PRIMARY_CPU U(0)
+
+#define PLAT_MAX_PWR_LVL MPIDR_AFFLVL1
+#define PLAT_NUM_PWR_DOMAINS (PLATFORM_CLUSTER_COUNT + \
+ PLATFORM_CORE_COUNT)
+
+#define PLAT_MAX_RET_STATE U(1)
+#define PLAT_MAX_OFF_STATE U(2)
+
+/* Local power state for power domains in Run state. */
+#define PLAT_LOCAL_STATE_RUN U(0)
+/* Local power state for retention. Valid only for CPU power domains */
+#define PLAT_LOCAL_STATE_RET U(1)
+/* Local power state for power-down. Valid for CPU and cluster power domains. */
+#define PLAT_LOCAL_STATE_OFF U(2)
+
+/*
+ * Macros used to parse state information from State-ID if it is using the
+ * recommended encoding for State-ID.
+ */
+#define PLAT_LOCAL_PSTATE_WIDTH U(4)
+#define PLAT_LOCAL_PSTATE_MASK ((U(1) << PLAT_LOCAL_PSTATE_WIDTH) - 1)
+
+/*
+ * Some data must be aligned on the biggest cache line size in the platform.
+ * This is known only to the platform as it might have a combination of
+ * integrated and external caches.
+ */
+#define CACHE_WRITEBACK_SHIFT U(6)
+#define CACHE_WRITEBACK_GRANULE (U(1) << CACHE_WRITEBACK_SHIFT)
+
+/* Memory-related defines */
+#define PLAT_PHY_ADDR_SPACE_SIZE (ULL(1) << 32)
+#define PLAT_VIRT_ADDR_SPACE_SIZE (ULL(1) << 32)
+
+#define MAX_MMAP_REGIONS 12
+#define MAX_XLAT_TABLES 5
+
+#endif /* PLATFORM_DEF_H */
--- /dev/null
+#
+# Copyright (c) 2018-2019, ARM Limited and Contributors. All rights reserved.
+#
+# SPDX-License-Identifier: BSD-3-Clause
+#
+
+include lib/xlat_tables_v2/xlat_tables.mk
+
+PLAT_INCLUDES := -Iplat/amlogic/gxbb/include
+
+GXBB_GIC_SOURCES := drivers/arm/gic/common/gic_common.c \
+ drivers/arm/gic/v2/gicv2_main.c \
+ drivers/arm/gic/v2/gicv2_helpers.c \
+ plat/common/plat_gicv2.c
+
+PLAT_BL_COMMON_SOURCES := drivers/amlogic/console/aarch64/meson_console.S \
+ plat/amlogic/gxbb/gxbb_common.c \
+ plat/amlogic/gxbb/gxbb_topology.c \
+ ${XLAT_TABLES_LIB_SRCS}
+
+BL31_SOURCES += lib/cpus/aarch64/cortex_a53.S \
+ plat/common/plat_psci_common.c \
+ plat/amlogic/gxbb/aarch64/gxbb_helpers.S \
+ plat/amlogic/gxbb/gxbb_bl31_setup.c \
+ plat/amlogic/gxbb/gxbb_efuse.c \
+ plat/amlogic/gxbb/gxbb_mhu.c \
+ plat/amlogic/gxbb/gxbb_pm.c \
+ plat/amlogic/gxbb/gxbb_scpi.c \
+ plat/amlogic/gxbb/gxbb_sip_svc.c \
+ plat/amlogic/gxbb/gxbb_thermal.c \
+ ${GXBB_GIC_SOURCES}
+
+# Tune compiler for Cortex-A53
+ifeq ($(notdir $(CC)),armclang)
+ TF_CFLAGS_aarch64 += -mcpu=cortex-a53
+else ifneq ($(findstring clang,$(notdir $(CC))),)
+ TF_CFLAGS_aarch64 += -mcpu=cortex-a53
+else
+ TF_CFLAGS_aarch64 += -mtune=cortex-a53
+endif
+
+# Build config flags
+# ------------------
+
+# Enable all errata workarounds for Cortex-A53
+ERRATA_A53_826319 := 1
+ERRATA_A53_835769 := 1
+ERRATA_A53_836870 := 1
+ERRATA_A53_843419 := 1
+ERRATA_A53_855873 := 1
+
+WORKAROUND_CVE_2017_5715 := 0
+
+# Have different sections for code and rodata
+SEPARATE_CODE_AND_RODATA := 1
+
+# Use Coherent memory
+USE_COHERENT_MEM := 1
+
+# Verify build config
+# -------------------
+
+ifneq (${RESET_TO_BL31}, 0)
+ $(error Error: gxbb needs RESET_TO_BL31=0)
+endif
+
+ifeq (${ARCH},aarch32)
+ $(error Error: AArch32 not supported on gxbb)
+endif
--- /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 <assert_macros.S>
+#include <platform_def.h>
+
+ .globl plat_crash_console_flush
+ .globl plat_crash_console_init
+ .globl plat_crash_console_putc
+ .globl platform_mem_init
+ .globl plat_is_my_cpu_primary
+ .globl plat_my_core_pos
+ .globl plat_reset_handler
+ .globl plat_gxbb_calc_core_pos
+
+ /* -----------------------------------------------------
+ * unsigned int plat_my_core_pos(void);
+ * -----------------------------------------------------
+ */
+func plat_my_core_pos
+ mrs x0, mpidr_el1
+ b plat_gxbb_calc_core_pos
+endfunc plat_my_core_pos
+
+ /* -----------------------------------------------------
+ * unsigned int plat_gxbb_calc_core_pos(u_register_t mpidr);
+ * -----------------------------------------------------
+ */
+func plat_gxbb_calc_core_pos
+ and x0, x0, #MPIDR_CPU_MASK
+ ret
+endfunc plat_gxbb_calc_core_pos
+
+ /* -----------------------------------------------------
+ * unsigned int plat_is_my_cpu_primary(void);
+ * -----------------------------------------------------
+ */
+func plat_is_my_cpu_primary
+ mrs x0, mpidr_el1
+ and x0, x0, #(MPIDR_CLUSTER_MASK | MPIDR_CPU_MASK)
+ cmp x0, #GXBB_PRIMARY_CPU
+ cset w0, eq
+ ret
+endfunc plat_is_my_cpu_primary
+
+ /* ---------------------------------------------
+ * void platform_mem_init(void);
+ * ---------------------------------------------
+ */
+func platform_mem_init
+ ret
+endfunc platform_mem_init
+
+ /* ---------------------------------------------
+ * int plat_crash_console_init(void)
+ * ---------------------------------------------
+ */
+func plat_crash_console_init
+ mov_imm x0, GXBB_UART0_AO_BASE
+ mov_imm x1, GXBB_UART0_AO_CLK_IN_HZ
+ mov_imm x2, GXBB_UART_BAUDRATE
+ b console_meson_init
+endfunc plat_crash_console_init
+
+ /* ---------------------------------------------
+ * int plat_crash_console_putc(int c)
+ * Clobber list : x1, x2
+ * ---------------------------------------------
+ */
+func plat_crash_console_putc
+ mov_imm x1, GXBB_UART0_AO_BASE
+ b console_meson_core_putc
+endfunc plat_crash_console_putc
+
+ /* ---------------------------------------------
+ * int plat_crash_console_flush()
+ * Out : return -1 on error else return 0.
+ * Clobber list : x0, x1
+ * ---------------------------------------------
+ */
+func plat_crash_console_flush
+ mov_imm x0, GXBB_UART0_AO_BASE
+ b console_meson_core_flush
+endfunc plat_crash_console_flush
+
+ /* ---------------------------------------------
+ * void plat_reset_handler(void);
+ * ---------------------------------------------
+ */
+func plat_reset_handler
+ ret
+endfunc plat_reset_handler
--- /dev/null
+/*
+ * Copyright (c) 2018-2019, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <assert.h>
+#include <common/bl_common.h>
+#include <drivers/arm/gicv2.h>
+#include <common/interrupt_props.h>
+#include <plat/common/platform.h>
+#include <platform_def.h>
+#include <lib/mmio.h>
+#include <lib/xlat_tables/xlat_mmu_helpers.h>
+
+#include "gxl_private.h"
+
+/*
+ * Placeholder variables for copying the arguments that have been passed to
+ * BL31 from BL2.
+ */
+static entry_point_info_t bl33_image_ep_info;
+static image_info_t bl30_image_info;
+static image_info_t bl301_image_info;
+
+/*******************************************************************************
+ * Return a pointer to the 'entry_point_info' structure of the next image for
+ * the security state specified. BL33 corresponds to the non-secure image type
+ * while BL32 corresponds to the secure image type. A NULL pointer is returned
+ * if the image does not exist.
+ ******************************************************************************/
+entry_point_info_t *bl31_plat_get_next_image_ep_info(uint32_t type)
+{
+ entry_point_info_t *next_image_info;
+
+ assert(type == NON_SECURE);
+
+ next_image_info = &bl33_image_ep_info;
+
+ /* None of the images can have 0x0 as the entrypoint. */
+ if (next_image_info->pc != 0U) {
+ return next_image_info;
+ } else {
+ return NULL;
+ }
+}
+
+/*******************************************************************************
+ * Perform any BL31 early platform setup. Here is an opportunity to copy
+ * parameters passed by the calling EL (S-EL1 in BL2 & S-EL3 in BL1) before
+ * they are lost (potentially). This needs to be done before the MMU is
+ * initialized so that the memory layout can be used while creating page
+ * tables. BL2 has flushed this information to memory, so we are guaranteed
+ * to pick up good data.
+ ******************************************************************************/
+struct gxl_bl31_param {
+ param_header_t h;
+ image_info_t *bl31_image_info;
+ entry_point_info_t *bl32_ep_info;
+ image_info_t *bl32_image_info;
+ entry_point_info_t *bl33_ep_info;
+ image_info_t *bl33_image_info;
+ image_info_t *scp_image_info[];
+};
+
+void bl31_early_platform_setup2(u_register_t arg0, u_register_t arg1,
+ u_register_t arg2, u_register_t arg3)
+{
+ struct gxl_bl31_param *from_bl2;
+
+ /* Initialize the console to provide early debug support */
+ gxbb_console_init();
+
+ /* Check that params passed from BL2 are not NULL. */
+ from_bl2 = (struct gxl_bl31_param *) arg0;
+
+ /* Check params passed from BL2 are not NULL. */
+ assert(from_bl2 != NULL);
+ assert(from_bl2->h.type == PARAM_BL31);
+ assert(from_bl2->h.version >= VERSION_1);
+
+ /*
+ * Copy BL33 entry point information. It is stored in Secure RAM, in
+ * BL2's address space.
+ */
+ bl33_image_ep_info = *from_bl2->bl33_ep_info;
+
+ if (bl33_image_ep_info.pc == 0U) {
+ ERROR("BL31: BL33 entrypoint not obtained from BL2\n");
+ panic();
+ }
+
+ bl30_image_info = *from_bl2->scp_image_info[0];
+ bl301_image_info = *from_bl2->scp_image_info[1];
+}
+
+void bl31_plat_arch_setup(void)
+{
+ gxbb_setup_page_tables();
+
+ enable_mmu_el3(0);
+}
+
+static inline bool gxl_scp_ready(void)
+{
+ return GXBB_AO_RTI_SCP_IS_READY(mmio_read_32(GXBB_AO_RTI_SCP_STAT));
+}
+
+static inline void gxl_scp_boot(void)
+{
+ scpi_upload_scp_fw(bl30_image_info.image_base,
+ bl30_image_info.image_size, 0);
+ scpi_upload_scp_fw(bl301_image_info.image_base,
+ bl301_image_info.image_size, 1);
+ while (!gxl_scp_ready())
+ ;
+}
+
+/*******************************************************************************
+ * GICv2 driver setup information
+ ******************************************************************************/
+static const interrupt_prop_t gxbb_interrupt_props[] = {
+ INTR_PROP_DESC(IRQ_SEC_PHY_TIMER, GIC_HIGHEST_SEC_PRIORITY,
+ GICV2_INTR_GROUP0, GIC_INTR_CFG_LEVEL),
+ INTR_PROP_DESC(IRQ_SEC_SGI_0, GIC_HIGHEST_SEC_PRIORITY,
+ GICV2_INTR_GROUP0, GIC_INTR_CFG_LEVEL),
+ INTR_PROP_DESC(IRQ_SEC_SGI_1, GIC_HIGHEST_SEC_PRIORITY,
+ GICV2_INTR_GROUP0, GIC_INTR_CFG_LEVEL),
+ INTR_PROP_DESC(IRQ_SEC_SGI_2, GIC_HIGHEST_SEC_PRIORITY,
+ GICV2_INTR_GROUP0, GIC_INTR_CFG_LEVEL),
+ INTR_PROP_DESC(IRQ_SEC_SGI_3, GIC_HIGHEST_SEC_PRIORITY,
+ GICV2_INTR_GROUP0, GIC_INTR_CFG_LEVEL),
+ INTR_PROP_DESC(IRQ_SEC_SGI_4, GIC_HIGHEST_SEC_PRIORITY,
+ GICV2_INTR_GROUP0, GIC_INTR_CFG_LEVEL),
+ INTR_PROP_DESC(IRQ_SEC_SGI_5, GIC_HIGHEST_SEC_PRIORITY,
+ GICV2_INTR_GROUP0, GIC_INTR_CFG_LEVEL),
+ INTR_PROP_DESC(IRQ_SEC_SGI_6, GIC_HIGHEST_SEC_PRIORITY,
+ GICV2_INTR_GROUP0, GIC_INTR_CFG_LEVEL),
+ INTR_PROP_DESC(IRQ_SEC_SGI_7, GIC_HIGHEST_SEC_PRIORITY,
+ GICV2_INTR_GROUP0, GIC_INTR_CFG_LEVEL),
+};
+
+static const gicv2_driver_data_t gxbb_gic_data = {
+ .gicd_base = GXBB_GICD_BASE,
+ .gicc_base = GXBB_GICC_BASE,
+ .interrupt_props = gxbb_interrupt_props,
+ .interrupt_props_num = ARRAY_SIZE(gxbb_interrupt_props),
+};
+
+void bl31_platform_setup(void)
+{
+ mhu_secure_init();
+
+ gicv2_driver_init(&gxbb_gic_data);
+ gicv2_distif_init();
+ gicv2_pcpu_distif_init();
+ gicv2_cpuif_enable();
+
+ gxl_scp_boot();
+
+ gxbb_thermal_unknown();
+}
--- /dev/null
+/*
+ * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <assert.h>
+#include <common/bl_common.h>
+#include <common/debug.h>
+#include <common/ep_info.h>
+#include <bl31/interrupt_mgmt.h>
+#include <meson_console.h>
+#include <lib/mmio.h>
+#include <platform_def.h>
+#include <stdint.h>
+#include <lib/xlat_tables/xlat_tables_v2.h>
+
+/*******************************************************************************
+ * Platform memory map regions
+ ******************************************************************************/
+#define MAP_NSDRAM0 MAP_REGION_FLAT(GXBB_NSDRAM0_BASE, \
+ GXBB_NSDRAM0_SIZE, \
+ MT_MEMORY | MT_RW | MT_NS)
+
+#define MAP_NSDRAM1 MAP_REGION_FLAT(GXBB_NSDRAM1_BASE, \
+ GXBB_NSDRAM1_SIZE, \
+ MT_MEMORY | MT_RW | MT_NS)
+
+#define MAP_SEC_DEVICE0 MAP_REGION_FLAT(GXBB_SEC_DEVICE0_BASE, \
+ GXBB_SEC_DEVICE0_SIZE, \
+ MT_DEVICE | MT_RW | MT_SECURE)
+
+#define MAP_SEC_DEVICE1 MAP_REGION_FLAT(GXBB_SEC_DEVICE1_BASE, \
+ GXBB_SEC_DEVICE1_SIZE, \
+ MT_DEVICE | MT_RW | MT_SECURE)
+
+#define MAP_TZRAM MAP_REGION_FLAT(GXBB_TZRAM_BASE, \
+ GXBB_TZRAM_SIZE, \
+ MT_DEVICE | MT_RW | MT_SECURE)
+
+#define MAP_SEC_DEVICE2 MAP_REGION_FLAT(GXBB_SEC_DEVICE2_BASE, \
+ GXBB_SEC_DEVICE2_SIZE, \
+ MT_DEVICE | MT_RW | MT_SECURE)
+
+#define MAP_SEC_DEVICE3 MAP_REGION_FLAT(GXBB_SEC_DEVICE3_BASE, \
+ GXBB_SEC_DEVICE3_SIZE, \
+ MT_DEVICE | MT_RW | MT_SECURE)
+
+static const mmap_region_t gxbb_mmap[] = {
+ MAP_NSDRAM0,
+ MAP_NSDRAM1,
+ MAP_SEC_DEVICE0,
+ MAP_SEC_DEVICE1,
+ MAP_TZRAM,
+ MAP_SEC_DEVICE2,
+ MAP_SEC_DEVICE3,
+ {0}
+};
+
+/*******************************************************************************
+ * Per-image regions
+ ******************************************************************************/
+#define MAP_BL31 MAP_REGION_FLAT(BL31_BASE, \
+ BL31_END - BL31_BASE, \
+ MT_MEMORY | MT_RW | MT_SECURE)
+
+#define MAP_BL_CODE MAP_REGION_FLAT(BL_CODE_BASE, \
+ BL_CODE_END - BL_CODE_BASE, \
+ MT_CODE | MT_SECURE)
+
+#define MAP_BL_RO_DATA MAP_REGION_FLAT(BL_RO_DATA_BASE, \
+ BL_RO_DATA_END - BL_RO_DATA_BASE, \
+ MT_RO_DATA | MT_SECURE)
+
+#define MAP_BL_COHERENT MAP_REGION_FLAT(BL_COHERENT_RAM_BASE, \
+ BL_COHERENT_RAM_END - BL_COHERENT_RAM_BASE, \
+ MT_DEVICE | MT_RW | MT_SECURE)
+
+/*******************************************************************************
+ * Function that sets up the translation tables.
+ ******************************************************************************/
+void gxbb_setup_page_tables(void)
+{
+#if IMAGE_BL31
+ const mmap_region_t gxbb_bl_mmap[] = {
+ MAP_BL31,
+ MAP_BL_CODE,
+ MAP_BL_RO_DATA,
+#if USE_COHERENT_MEM
+ MAP_BL_COHERENT,
+#endif
+ {0}
+ };
+#endif
+
+ mmap_add(gxbb_bl_mmap);
+
+ mmap_add(gxbb_mmap);
+
+ init_xlat_tables();
+}
+
+/*******************************************************************************
+ * Function that sets up the console
+ ******************************************************************************/
+static console_meson_t gxbb_console;
+
+void gxbb_console_init(void)
+{
+ int rc = console_meson_register(GXBB_UART0_AO_BASE,
+ GXBB_UART0_AO_CLK_IN_HZ,
+ GXBB_UART_BAUDRATE,
+ &gxbb_console);
+ if (rc == 0) {
+ /*
+ * The crash console doesn't use the multi console API, it uses
+ * the core console functions directly. It is safe to call panic
+ * and let it print debug information.
+ */
+ panic();
+ }
+
+ console_set_scope(&gxbb_console.console,
+ CONSOLE_FLAG_BOOT | CONSOLE_FLAG_RUNTIME);
+}
+
+/*******************************************************************************
+ * Function that returns the system counter frequency
+ ******************************************************************************/
+unsigned int plat_get_syscnt_freq2(void)
+{
+ uint32_t val;
+
+ val = mmio_read_32(GXBB_SYS_CPU_CFG7);
+ val &= 0xFDFFFFFF;
+ mmio_write_32(GXBB_SYS_CPU_CFG7, val);
+
+ val = mmio_read_32(GXBB_AO_TIMESTAMP_CNTL);
+ val &= 0xFFFFFE00;
+ mmio_write_32(GXBB_AO_TIMESTAMP_CNTL, val);
+
+ return GXBB_OSC24M_CLK_IN_HZ;
+}
--- /dev/null
+/*
+ * Copyright (c) 2018-2019, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef GXBB_DEF_H
+#define GXBB_DEF_H
+
+#include <lib/utils_def.h>
+
+/*******************************************************************************
+ * System oscillator
+ ******************************************************************************/
+#define GXBB_OSC24M_CLK_IN_HZ ULL(24000000) /* 24 MHz */
+
+/*******************************************************************************
+ * Memory regions
+ ******************************************************************************/
+#define GXBB_NSDRAM0_BASE UL(0x01000000)
+#define GXBB_NSDRAM0_SIZE UL(0x0F000000)
+
+#define GXBB_NSDRAM1_BASE UL(0x10000000)
+#define GXBB_NSDRAM1_SIZE UL(0x00100000)
+
+#define BL31_BASE UL(0x05100000)
+#define BL31_SIZE UL(0x000C0000)
+#define BL31_LIMIT (BL31_BASE + BL31_SIZE)
+
+/* Shared memory used for SMC services */
+#define GXBB_SHARE_MEM_INPUT_BASE UL(0x050FE000)
+#define GXBB_SHARE_MEM_OUTPUT_BASE UL(0x050FF000)
+
+#define GXBB_SEC_DEVICE0_BASE UL(0xC0000000)
+#define GXBB_SEC_DEVICE0_SIZE UL(0x09000000)
+
+#define GXBB_SEC_DEVICE1_BASE UL(0xD0040000)
+#define GXBB_SEC_DEVICE1_SIZE UL(0x00008000)
+
+#define GXBB_TZRAM_BASE UL(0xD9000000)
+#define GXBB_TZRAM_SIZE UL(0x00014000)
+/* Top 0xC000 bytes (up to 0xD9020000) used by BL2 */
+
+/* Mailboxes */
+#define GXBB_MHU_SECURE_SCP_TO_AP_PAYLOAD UL(0xD9013800)
+#define GXBB_MHU_SECURE_AP_TO_SCP_PAYLOAD UL(0xD9013A00)
+#define GXBB_PSCI_MAILBOX_BASE UL(0xD9013F00)
+
+// * [ 1K] 0xD901_3800 - 0xD901_3BFF Secure Mailbox (3)
+// * [ 1K] 0xD901_3400 - 0xD901_37FF High Mailbox (2) *
+// * [ 1K] 0xD901_3000 - 0xD901_33FF High Mailbox (1) *
+
+#define GXBB_TZROM_BASE UL(0xD9040000)
+#define GXBB_TZROM_SIZE UL(0x00010000)
+
+#define GXBB_SEC_DEVICE2_BASE UL(0xDA000000)
+#define GXBB_SEC_DEVICE2_SIZE UL(0x00200000)
+
+#define GXBB_SEC_DEVICE3_BASE UL(0xDA800000)
+#define GXBB_SEC_DEVICE3_SIZE UL(0x00200000)
+
+/*******************************************************************************
+ * GIC-400 and interrupt handling related constants
+ ******************************************************************************/
+#define GXBB_GICD_BASE UL(0xC4301000)
+#define GXBB_GICC_BASE UL(0xC4302000)
+
+#define IRQ_SEC_PHY_TIMER 29
+
+#define IRQ_SEC_SGI_0 8
+#define IRQ_SEC_SGI_1 9
+#define IRQ_SEC_SGI_2 10
+#define IRQ_SEC_SGI_3 11
+#define IRQ_SEC_SGI_4 12
+#define IRQ_SEC_SGI_5 13
+#define IRQ_SEC_SGI_6 14
+#define IRQ_SEC_SGI_7 15
+
+/*******************************************************************************
+ * UART definitions
+ ******************************************************************************/
+#define GXBB_UART0_AO_BASE UL(0xC81004C0)
+#define GXBB_UART0_AO_CLK_IN_HZ GXBB_OSC24M_CLK_IN_HZ
+#define GXBB_UART_BAUDRATE U(115200)
+
+/*******************************************************************************
+ * Memory-mapped I/O Registers
+ ******************************************************************************/
+#define GXBB_AO_TIMESTAMP_CNTL UL(0xC81000B4)
+
+#define GXBB_SYS_CPU_CFG7 UL(0xC8834664)
+
+#define GXBB_AO_RTI_STATUS_REG3 UL(0xDA10001C)
+#define GXBB_AO_RTI_SCP_STAT UL(0xDA10023C)
+#define GXBB_AO_RTI_SCP_READY_OFF U(0x14)
+#define GXBB_A0_RTI_SCP_READY_MASK U(3)
+#define GXBB_AO_RTI_SCP_IS_READY(v) \
+ ((((v) >> GXBB_AO_RTI_SCP_READY_OFF) & \
+ GXBB_A0_RTI_SCP_READY_MASK) == GXBB_A0_RTI_SCP_READY_MASK)
+
+#define GXBB_HIU_MAILBOX_SET_0 UL(0xDA83C404)
+#define GXBB_HIU_MAILBOX_STAT_0 UL(0xDA83C408)
+#define GXBB_HIU_MAILBOX_CLR_0 UL(0xDA83C40C)
+#define GXBB_HIU_MAILBOX_SET_3 UL(0xDA83C428)
+#define GXBB_HIU_MAILBOX_STAT_3 UL(0xDA83C42C)
+#define GXBB_HIU_MAILBOX_CLR_3 UL(0xDA83C430)
+
+/*******************************************************************************
+ * System Monitor Call IDs and arguments
+ ******************************************************************************/
+#define GXBB_SM_GET_SHARE_MEM_INPUT_BASE U(0x82000020)
+#define GXBB_SM_GET_SHARE_MEM_OUTPUT_BASE U(0x82000021)
+
+#define GXBB_SM_EFUSE_READ U(0x82000030)
+#define GXBB_SM_EFUSE_USER_MAX U(0x82000033)
+
+#define GXBB_SM_JTAG_ON U(0x82000040)
+#define GXBB_SM_JTAG_OFF U(0x82000041)
+
+#define GXBB_JTAG_STATE_ON U(0)
+#define GXBB_JTAG_STATE_OFF U(1)
+
+#define GXBB_JTAG_M3_AO U(0)
+#define GXBB_JTAG_M3_EE U(1)
+#define GXBB_JTAG_A53_AO U(2)
+#define GXBB_JTAG_A53_EE U(3)
+
+#endif /* GXBB_DEF_H */
--- /dev/null
+/*
+ * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <stdint.h>
+
+#include "gxl_private.h"
+
+#define EFUSE_BASE 0x140
+#define EFUSE_SIZE 0xC0
+
+uint64_t gxbb_efuse_read(void *dst, uint32_t offset, uint32_t size)
+{
+ if ((uint64_t)(offset + size) > (uint64_t)EFUSE_SIZE)
+ return 0;
+
+ return scpi_efuse_read(dst, offset + EFUSE_BASE, size);
+}
+
+uint64_t gxbb_efuse_user_max(void)
+{
+ return EFUSE_SIZE;
+}
--- /dev/null
+/*
+ * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <lib/bakery_lock.h>
+#include <lib/mmio.h>
+#include <platform_def.h>
+
+static DEFINE_BAKERY_LOCK(mhu_lock);
+
+void mhu_secure_message_start(void)
+{
+ bakery_lock_get(&mhu_lock);
+
+ while (mmio_read_32(GXBB_HIU_MAILBOX_STAT_3) != 0)
+ ;
+}
+
+void mhu_secure_message_send(uint32_t msg)
+{
+ mmio_write_32(GXBB_HIU_MAILBOX_SET_3, msg);
+
+ while (mmio_read_32(GXBB_HIU_MAILBOX_STAT_3) != 0)
+ ;
+}
+
+uint32_t mhu_secure_message_wait(void)
+{
+ uint32_t val;
+
+ do {
+ val = mmio_read_32(GXBB_HIU_MAILBOX_STAT_0);
+ } while (val == 0);
+
+ return val;
+}
+
+void mhu_secure_message_end(void)
+{
+ mmio_write_32(GXBB_HIU_MAILBOX_CLR_0, 0xFFFFFFFF);
+
+ bakery_lock_release(&mhu_lock);
+}
+
+void mhu_secure_init(void)
+{
+ bakery_lock_init(&mhu_lock);
+
+ mmio_write_32(GXBB_HIU_MAILBOX_CLR_3, 0xFFFFFFFF);
+}
--- /dev/null
+/*
+ * Copyright (c) 2018-2019, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <arch_helpers.h>
+#include <assert.h>
+#include <drivers/console.h>
+#include <common/debug.h>
+#include <errno.h>
+#include <drivers/arm/gicv2.h>
+#include <lib/mmio.h>
+#include <plat/common/platform.h>
+#include <platform_def.h>
+#include <lib/psci/psci.h>
+
+#include "gxl_private.h"
+
+#define SCPI_POWER_ON 0
+#define SCPI_POWER_RETENTION 1
+#define SCPI_POWER_OFF 3
+
+#define SCPI_SYSTEM_SHUTDOWN 0
+#define SCPI_SYSTEM_REBOOT 1
+
+static uintptr_t gxbb_sec_entrypoint;
+static volatile uint32_t gxbb_cpu0_go;
+
+static void gxl_pm_set_reset_addr(u_register_t mpidr, uint64_t value)
+{
+ unsigned int core = plat_gxbb_calc_core_pos(mpidr);
+ uintptr_t cpu_mailbox_addr = GXBB_PSCI_MAILBOX_BASE + (core << 4);
+
+ mmio_write_64(cpu_mailbox_addr, value);
+}
+
+static void gxl_pm_reset(u_register_t mpidr)
+{
+ unsigned int core = plat_gxbb_calc_core_pos(mpidr);
+ uintptr_t cpu_mailbox_addr = GXBB_PSCI_MAILBOX_BASE + (core << 4) + 8;
+
+ mmio_write_32(cpu_mailbox_addr, 0);
+}
+
+static void __dead2 gxbb_system_reset(void)
+{
+ INFO("BL31: PSCI_SYSTEM_RESET\n");
+
+ u_register_t mpidr = read_mpidr_el1();
+ uint32_t status = mmio_read_32(GXBB_AO_RTI_STATUS_REG3);
+ int ret;
+
+ NOTICE("BL31: Reboot reason: 0x%x\n", status);
+
+ status &= 0xFFFF0FF0;
+
+ console_flush();
+
+ mmio_write_32(GXBB_AO_RTI_STATUS_REG3, status);
+
+ ret = scpi_sys_power_state(SCPI_SYSTEM_REBOOT);
+
+ if (ret != 0) {
+ ERROR("BL31: PSCI_SYSTEM_RESET: SCP error: %i\n", ret);
+ panic();
+ }
+
+ gxl_pm_reset(mpidr);
+
+ wfi();
+
+ ERROR("BL31: PSCI_SYSTEM_RESET: Operation not handled\n");
+ panic();
+}
+
+static void __dead2 gxbb_system_off(void)
+{
+ INFO("BL31: PSCI_SYSTEM_OFF\n");
+
+ u_register_t mpidr = read_mpidr_el1();
+ int ret;
+
+ ret = scpi_sys_power_state(SCPI_SYSTEM_SHUTDOWN);
+
+ if (ret != 0) {
+ ERROR("BL31: PSCI_SYSTEM_OFF: SCP error %i\n", ret);
+ panic();
+ }
+
+ gxl_pm_set_reset_addr(mpidr, 0);
+ gxl_pm_reset(mpidr);
+
+ wfi();
+
+ ERROR("BL31: PSCI_SYSTEM_OFF: Operation not handled\n");
+ panic();
+}
+
+static int32_t gxbb_pwr_domain_on(u_register_t mpidr)
+{
+ unsigned int core = plat_gxbb_calc_core_pos(mpidr);
+
+ /* CPU0 can't be turned OFF, emulate it with a WFE loop */
+ if (core == GXBB_PRIMARY_CPU) {
+ VERBOSE("BL31: Releasing CPU0 from wait loop...\n");
+
+ gxbb_cpu0_go = 1;
+ flush_dcache_range((uintptr_t)&gxbb_cpu0_go,
+ sizeof(gxbb_cpu0_go));
+ dsb();
+ isb();
+
+ sev();
+
+ return PSCI_E_SUCCESS;
+ }
+
+ gxl_pm_set_reset_addr(mpidr, gxbb_sec_entrypoint);
+ scpi_set_css_power_state(mpidr,
+ SCPI_POWER_ON, SCPI_POWER_ON, SCPI_POWER_ON);
+ dmbsy();
+ sev();
+
+ return PSCI_E_SUCCESS;
+}
+
+static void gxbb_pwr_domain_on_finish(const psci_power_state_t *target_state)
+{
+ unsigned int core = plat_gxbb_calc_core_pos(read_mpidr_el1());
+
+ assert(target_state->pwr_domain_state[MPIDR_AFFLVL0] ==
+ PLAT_LOCAL_STATE_OFF);
+
+ if (core == GXBB_PRIMARY_CPU) {
+ gxbb_cpu0_go = 0;
+ flush_dcache_range((uintptr_t)&gxbb_cpu0_go,
+ sizeof(gxbb_cpu0_go));
+ dsb();
+ isb();
+ }
+
+ gicv2_pcpu_distif_init();
+ gicv2_cpuif_enable();
+}
+
+static void gxbb_pwr_domain_off(const psci_power_state_t *target_state)
+{
+ u_register_t mpidr = read_mpidr_el1();
+ unsigned int core = plat_gxbb_calc_core_pos(mpidr);
+
+ gicv2_cpuif_disable();
+
+ /* CPU0 can't be turned OFF, emulate it with a WFE loop */
+ if (core == GXBB_PRIMARY_CPU)
+ return;
+
+ scpi_set_css_power_state(mpidr,
+ SCPI_POWER_OFF, SCPI_POWER_ON, SCPI_POWER_ON);
+}
+
+static void __dead2 gxbb_pwr_domain_pwr_down_wfi(const psci_power_state_t
+ *target_state)
+{
+ u_register_t mpidr = read_mpidr_el1();
+ unsigned int core = plat_gxbb_calc_core_pos(mpidr);
+
+ /* CPU0 can't be turned OFF, emulate it with a WFE loop */
+ if (core == GXBB_PRIMARY_CPU) {
+ VERBOSE("BL31: CPU0 entering wait loop...\n");
+
+ while (gxbb_cpu0_go == 0)
+ wfe();
+
+ VERBOSE("BL31: CPU0 resumed.\n");
+
+ /*
+ * Because setting CPU0's warm reset entrypoint through PSCI
+ * mailbox and/or mmio mapped RVBAR (0xda834650) does not seem
+ * to work, jump to it manually.
+ * In order to avoid an assert, mmu has to be disabled.
+ */
+ disable_mmu_el3();
+ ((void(*)(void))gxbb_sec_entrypoint)();
+ }
+
+ dsbsy();
+ gxl_pm_set_reset_addr(mpidr, 0);
+ gxl_pm_reset(mpidr);
+
+ for (;;)
+ wfi();
+}
+
+/*******************************************************************************
+ * Platform handlers and setup function.
+ ******************************************************************************/
+static const plat_psci_ops_t gxbb_ops = {
+ .pwr_domain_on = gxbb_pwr_domain_on,
+ .pwr_domain_on_finish = gxbb_pwr_domain_on_finish,
+ .pwr_domain_off = gxbb_pwr_domain_off,
+ .pwr_domain_pwr_down_wfi = gxbb_pwr_domain_pwr_down_wfi,
+ .system_off = gxbb_system_off,
+ .system_reset = gxbb_system_reset,
+};
+
+int plat_setup_psci_ops(uintptr_t sec_entrypoint,
+ const plat_psci_ops_t **psci_ops)
+{
+ gxbb_sec_entrypoint = sec_entrypoint;
+ *psci_ops = &gxbb_ops;
+ gxbb_cpu0_go = 0;
+ return 0;
+}
--- /dev/null
+/*
+ * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef GXBB_PRIVATE_H
+#define GXBB_PRIVATE_H
+
+#include <stdint.h>
+#include <stddef.h>
+
+/* Utility functions */
+unsigned int plat_gxbb_calc_core_pos(u_register_t mpidr);
+void gxbb_console_init(void);
+void gxbb_setup_page_tables(void);
+
+/* MHU functions */
+void mhu_secure_message_start(void);
+void mhu_secure_message_send(uint32_t msg);
+uint32_t mhu_secure_message_wait(void);
+void mhu_secure_message_end(void);
+void mhu_secure_init(void);
+
+/* SCPI functions */
+void scpi_set_css_power_state(u_register_t mpidr, uint32_t cpu_state,
+ uint32_t cluster_state, uint32_t css_state);
+uint32_t scpi_sys_power_state(uint64_t system_state);
+void scpi_jtag_set_state(uint32_t state, uint8_t select);
+uint32_t scpi_efuse_read(void *dst, uint32_t base, uint32_t size);
+void scpi_unknown_thermal(uint32_t arg0, uint32_t arg1,
+ uint32_t arg2, uint32_t arg3);
+void scpi_upload_scp_fw(uintptr_t addr, size_t size, int send);
+
+/* Peripherals */
+void gxbb_thermal_unknown(void);
+uint64_t gxbb_efuse_read(void *dst, uint32_t offset, uint32_t size);
+uint64_t gxbb_efuse_user_max(void);
+
+#endif /* GXBB_PRIVATE_H */
--- /dev/null
+/*
+ * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <assert.h>
+#include <lib/mmio.h>
+#include <plat/common/platform.h>
+#include <platform_def.h>
+#include <string.h>
+#include <crypto/sha_dma.h>
+
+#include "gxl_private.h"
+
+#define SIZE_SHIFT 20
+#define SIZE_MASK 0x1FF
+#define SIZE_FWBLK 0x200UL
+
+/*
+ * Note: The Amlogic SCP firmware uses the legacy SCPI protocol.
+ */
+#define SCPI_CMD_SET_CSS_POWER_STATE 0x04
+#define SCPI_CMD_SET_SYS_POWER_STATE 0x08
+
+#define SCPI_CMD_JTAG_SET_STATE 0xC0
+#define SCPI_CMD_EFUSE_READ 0xC2
+
+#define SCPI_CMD_COPY_FW 0xd4
+#define SCPI_CMD_SET_FW_ADDR 0xd3
+#define SCPI_CMD_FW_SIZE 0xd2
+
+static inline uint32_t scpi_cmd(uint32_t command, uint32_t size)
+{
+ return command | (size << SIZE_SHIFT);
+}
+
+static void scpi_secure_message_send(uint32_t command, uint32_t size)
+{
+ mhu_secure_message_send(scpi_cmd(command, size));
+}
+
+uint32_t scpi_secure_message_receive(void **message_out, size_t *size_out)
+{
+ uint32_t response = mhu_secure_message_wait();
+
+ size_t size = (response >> SIZE_SHIFT) & SIZE_MASK;
+
+ response &= ~(SIZE_MASK << SIZE_SHIFT);
+
+ if (size_out != NULL)
+ *size_out = size;
+
+ if (message_out != NULL)
+ *message_out = (void *)GXBB_MHU_SECURE_SCP_TO_AP_PAYLOAD;
+
+ return response;
+}
+
+void scpi_set_css_power_state(u_register_t mpidr, uint32_t cpu_state,
+ uint32_t cluster_state, uint32_t css_state)
+{
+ uint32_t state = (mpidr & 0x0F) | /* CPU ID */
+ ((mpidr & 0xF00) >> 4) | /* Cluster ID */
+ (cpu_state << 8) |
+ (cluster_state << 12) |
+ (css_state << 16);
+
+ mhu_secure_message_start();
+ mmio_write_32(GXBB_MHU_SECURE_AP_TO_SCP_PAYLOAD, state);
+ mhu_secure_message_send(scpi_cmd(SCPI_CMD_SET_CSS_POWER_STATE, 4));
+ mhu_secure_message_wait();
+ mhu_secure_message_end();
+}
+
+uint32_t scpi_sys_power_state(uint64_t system_state)
+{
+ uint32_t *response;
+ size_t size;
+
+ mhu_secure_message_start();
+ mmio_write_8(GXBB_MHU_SECURE_AP_TO_SCP_PAYLOAD, system_state);
+ mhu_secure_message_send(scpi_cmd(SCPI_CMD_SET_SYS_POWER_STATE, 1));
+ scpi_secure_message_receive((void *)&response, &size);
+ mhu_secure_message_end();
+
+ return *response;
+}
+
+void scpi_jtag_set_state(uint32_t state, uint8_t select)
+{
+ assert(state <= GXBB_JTAG_STATE_OFF);
+
+ if (select > GXBB_JTAG_A53_EE) {
+ WARN("BL31: Invalid JTAG select (0x%x).\n", select);
+ return;
+ }
+
+ mhu_secure_message_start();
+ mmio_write_32(GXBB_MHU_SECURE_AP_TO_SCP_PAYLOAD,
+ (state << 8) | (uint32_t)select);
+ mhu_secure_message_send(scpi_cmd(SCPI_CMD_JTAG_SET_STATE, 4));
+ mhu_secure_message_wait();
+ mhu_secure_message_end();
+}
+
+uint32_t scpi_efuse_read(void *dst, uint32_t base, uint32_t size)
+{
+ uint32_t *response;
+ size_t resp_size;
+
+ if (size > 0x1FC)
+ return 0;
+
+ mhu_secure_message_start();
+ mmio_write_32(GXBB_MHU_SECURE_AP_TO_SCP_PAYLOAD, base);
+ mmio_write_32(GXBB_MHU_SECURE_AP_TO_SCP_PAYLOAD + 4, size);
+ mhu_secure_message_send(scpi_cmd(SCPI_CMD_EFUSE_READ, 8));
+ scpi_secure_message_receive((void *)&response, &resp_size);
+ mhu_secure_message_end();
+
+ /*
+ * response[0] is the size of the response message.
+ * response[1 ... N] are the contents.
+ */
+ if (*response != 0)
+ memcpy(dst, response + 1, *response);
+
+ return *response;
+}
+
+void scpi_unknown_thermal(uint32_t arg0, uint32_t arg1,
+ uint32_t arg2, uint32_t arg3)
+{
+ mhu_secure_message_start();
+ mmio_write_32(GXBB_MHU_SECURE_AP_TO_SCP_PAYLOAD + 0x0, arg0);
+ mmio_write_32(GXBB_MHU_SECURE_AP_TO_SCP_PAYLOAD + 0x4, arg1);
+ mmio_write_32(GXBB_MHU_SECURE_AP_TO_SCP_PAYLOAD + 0x8, arg2);
+ mmio_write_32(GXBB_MHU_SECURE_AP_TO_SCP_PAYLOAD + 0xC, arg3);
+ mhu_secure_message_send(scpi_cmd(0xC3, 16));
+ mhu_secure_message_wait();
+ mhu_secure_message_end();
+}
+
+static inline void scpi_copy_scp_data(uint8_t *data, size_t len)
+{
+ void *dst = (void *)GXBB_MHU_SECURE_AP_TO_SCP_PAYLOAD;
+ size_t sz;
+
+ mmio_write_32(GXBB_MHU_SECURE_AP_TO_SCP_PAYLOAD, len);
+ scpi_secure_message_send(SCPI_CMD_FW_SIZE, len);
+ mhu_secure_message_wait();
+
+ for (sz = 0; sz < len; sz += SIZE_FWBLK) {
+ memcpy(dst, data + sz, MIN(SIZE_FWBLK, len - sz));
+ mhu_secure_message_send(SCPI_CMD_COPY_FW);
+ }
+}
+
+static inline void scpi_set_scp_addr(uint64_t addr, size_t len)
+{
+ volatile uint64_t *dst = (uint64_t *)GXBB_MHU_SECURE_AP_TO_SCP_PAYLOAD;
+
+ /*
+ * It is ok as GXBB_MHU_SECURE_AP_TO_SCP_PAYLOAD is mapped as
+ * non cachable
+ */
+ *dst = addr;
+ scpi_secure_message_send(SCPI_CMD_SET_FW_ADDR, sizeof(addr));
+ mhu_secure_message_wait();
+
+ mmio_write_32(GXBB_MHU_SECURE_AP_TO_SCP_PAYLOAD, len);
+ scpi_secure_message_send(SCPI_CMD_FW_SIZE, len);
+ mhu_secure_message_wait();
+}
+
+static inline void scpi_send_fw_hash(uint8_t hash[], size_t len)
+{
+ void *dst = (void *)GXBB_MHU_SECURE_AP_TO_SCP_PAYLOAD;
+
+ memcpy(dst, hash, len);
+ mhu_secure_message_send(0xd0);
+ mhu_secure_message_send(0xd1);
+ mhu_secure_message_send(0xd5);
+ mhu_secure_message_end();
+}
+
+/**
+ * Upload a FW to SCP.
+ *
+ * @param addr: firmware data address
+ * @param size: size of firmware
+ * @param send: If set, actually copy the firmware in SCP memory otherwise only
+ * send the firmware address.
+ */
+void scpi_upload_scp_fw(uintptr_t addr, size_t size, int send)
+{
+ struct asd_ctx ctx;
+
+ asd_sha_init(&ctx, ASM_SHA256);
+ asd_sha_update(&ctx, (void *)addr, size);
+ asd_sha_finalize(&ctx);
+
+ mhu_secure_message_start();
+ if (send == 0)
+ scpi_set_scp_addr(addr, size);
+ else
+ scpi_copy_scp_data((void *)addr, size);
+
+ scpi_send_fw_hash(ctx.digest, sizeof(ctx.digest));
+}
--- /dev/null
+/*
+ * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <common/debug.h>
+#include <lib/mmio.h>
+#include <platform_def.h>
+#include <common/runtime_svc.h>
+#include <stdint.h>
+
+#include "gxl_private.h"
+
+/*******************************************************************************
+ * This function is responsible for handling all SiP calls
+ ******************************************************************************/
+static uintptr_t gxbb_sip_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)
+{
+ switch (smc_fid) {
+
+ case GXBB_SM_GET_SHARE_MEM_INPUT_BASE:
+ SMC_RET1(handle, GXBB_SHARE_MEM_INPUT_BASE);
+
+ case GXBB_SM_GET_SHARE_MEM_OUTPUT_BASE:
+ SMC_RET1(handle, GXBB_SHARE_MEM_OUTPUT_BASE);
+
+ case GXBB_SM_EFUSE_READ:
+ {
+ void *dst = (void *)GXBB_SHARE_MEM_OUTPUT_BASE;
+ uint64_t ret = gxbb_efuse_read(dst, (uint32_t)x1, x2);
+
+ SMC_RET1(handle, ret);
+ }
+ case GXBB_SM_EFUSE_USER_MAX:
+ SMC_RET1(handle, gxbb_efuse_user_max());
+
+ case GXBB_SM_JTAG_ON:
+ scpi_jtag_set_state(GXBB_JTAG_STATE_ON, x1);
+ SMC_RET1(handle, 0);
+
+ case GXBB_SM_JTAG_OFF:
+ scpi_jtag_set_state(GXBB_JTAG_STATE_OFF, x1);
+ SMC_RET1(handle, 0);
+
+ default:
+ ERROR("BL31: Unhandled SIP SMC: 0x%08x\n", smc_fid);
+ break;
+ }
+
+ SMC_RET1(handle, SMC_UNK);
+}
+
+DECLARE_RT_SVC(
+ gxbb_sip_handler,
+
+ OEN_SIP_START,
+ OEN_SIP_END,
+ SMC_TYPE_FAST,
+ NULL,
+ gxbb_sip_handler
+);
--- /dev/null
+/*
+ * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <stdint.h>
+
+#include "gxl_private.h"
+
+static int32_t modules_initialized = -1;
+
+/*******************************************************************************
+ * Unknown commands related to something thermal-related
+ ******************************************************************************/
+void gxbb_thermal_unknown(void)
+{
+ uint16_t ret;
+
+ if (modules_initialized == -1) {
+ scpi_efuse_read(&ret, 0, 2);
+ modules_initialized = ret;
+ }
+
+ scpi_unknown_thermal(10, 2, /* thermal */
+ 13, 1); /* thermalver */
+}
--- /dev/null
+/*
+ * Copyright (c) 2015-2018, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <arch.h>
+#include <platform_def.h>
+#include <stdint.h>
+
+#include "gxl_private.h"
+
+/* The power domain tree descriptor */
+static unsigned char power_domain_tree_desc[] = {
+ /* Number of root nodes */
+ PLATFORM_CLUSTER_COUNT,
+ /* Number of children for the first node */
+ PLATFORM_CLUSTER0_CORE_COUNT
+};
+
+/*******************************************************************************
+ * This function returns the ARM default topology tree information.
+ ******************************************************************************/
+const unsigned char *plat_get_power_domain_tree_desc(void)
+{
+ return 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;
+
+ if (cpu_id >= PLATFORM_MAX_CPUS_PER_CLUSTER)
+ return -1;
+
+ return plat_gxbb_calc_core_pos(mpidr);
+}
--- /dev/null
+/*
+ * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef PLAT_MACROS_S
+#define PLAT_MACROS_S
+
+#include <drivers/arm/gicv2.h>
+#include <platform_def.h>
+
+.section .rodata.gic_reg_name, "aS"
+
+gicc_regs:
+ .asciz "gicc_hppir", "gicc_ahppir", "gicc_ctlr", ""
+gicd_pend_reg:
+ .asciz "gicd_ispendr regs (Offsets 0x200 - 0x278)\n Offset:\t\t\tvalue\n"
+newline:
+ .asciz "\n"
+spacer:
+ .asciz ":\t\t0x"
+
+ /* ---------------------------------------------
+ * The below required platform porting macro
+ * prints out relevant GIC and CCI registers
+ * whenever an unhandled exception is taken in
+ * BL31.
+ * Clobbers: x0 - x10, x16, x17, sp
+ * ---------------------------------------------
+ */
+ .macro plat_crash_print_regs
+
+ /* GICC registers */
+
+ mov_imm x17, GXBB_GICC_BASE
+
+ adr x6, gicc_regs
+ ldr w8, [x17, #GICC_HPPIR]
+ ldr w9, [x17, #GICC_AHPPIR]
+ ldr w10, [x17, #GICC_CTLR]
+ bl str_in_crash_buf_print
+
+ /* GICD registers */
+
+ mov_imm x16, GXBB_GICD_BASE
+
+ add x7, x16, #GICD_ISPENDR
+ adr x4, gicd_pend_reg
+ bl asm_print_str
+
+gicd_ispendr_loop:
+ sub x4, x7, x16
+ cmp x4, #0x280
+ b.eq exit_print_gic_regs
+ bl asm_print_hex
+
+ adr x4, spacer
+ bl asm_print_str
+
+ ldr x4, [x7], #8
+ bl asm_print_hex
+
+ adr x4, newline
+ bl asm_print_str
+ b gicd_ispendr_loop
+exit_print_gic_regs:
+
+ .endm
+
+#endif /* PLAT_MACROS_S */
--- /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 <arch.h>
+#include <lib/utils_def.h>
+
+#include "../gxl_def.h"
+
+#define PLATFORM_LINKER_FORMAT "elf64-littleaarch64"
+#define PLATFORM_LINKER_ARCH aarch64
+
+/* Special value used to verify platform parameters from BL2 to BL31 */
+#define GXBB_BL31_PLAT_PARAM_VAL ULL(0x0F1E2D3C4B5A6978)
+
+#define PLATFORM_STACK_SIZE UL(0x1000)
+
+#define PLATFORM_MAX_CPUS_PER_CLUSTER U(4)
+#define PLATFORM_CLUSTER_COUNT U(1)
+#define PLATFORM_CLUSTER0_CORE_COUNT PLATFORM_MAX_CPUS_PER_CLUSTER
+#define PLATFORM_CORE_COUNT PLATFORM_CLUSTER0_CORE_COUNT
+
+#define GXBB_PRIMARY_CPU U(0)
+
+#define PLAT_MAX_PWR_LVL MPIDR_AFFLVL1
+#define PLAT_NUM_PWR_DOMAINS (PLATFORM_CLUSTER_COUNT + \
+ PLATFORM_CORE_COUNT)
+
+#define PLAT_MAX_RET_STATE U(1)
+#define PLAT_MAX_OFF_STATE U(2)
+
+/* Local power state for power domains in Run state. */
+#define PLAT_LOCAL_STATE_RUN U(0)
+/* Local power state for retention. Valid only for CPU power domains */
+#define PLAT_LOCAL_STATE_RET U(1)
+/* Local power state for power-down. Valid for CPU and cluster power domains. */
+#define PLAT_LOCAL_STATE_OFF U(2)
+
+/*
+ * Macros used to parse state information from State-ID if it is using the
+ * recommended encoding for State-ID.
+ */
+#define PLAT_LOCAL_PSTATE_WIDTH U(4)
+#define PLAT_LOCAL_PSTATE_MASK ((U(1) << PLAT_LOCAL_PSTATE_WIDTH) - 1)
+
+/*
+ * Some data must be aligned on the biggest cache line size in the platform.
+ * This is known only to the platform as it might have a combination of
+ * integrated and external caches.
+ */
+#define CACHE_WRITEBACK_SHIFT U(6)
+#define CACHE_WRITEBACK_GRANULE (U(1) << CACHE_WRITEBACK_SHIFT)
+
+/* Memory-related defines */
+#define PLAT_PHY_ADDR_SPACE_SIZE (ULL(1) << 32)
+#define PLAT_VIRT_ADDR_SPACE_SIZE (ULL(1) << 32)
+
+#define MAX_MMAP_REGIONS 12
+#define MAX_XLAT_TABLES 6
+
+#endif /* PLATFORM_DEF_H */
--- /dev/null
+#
+# Copyright (c) 2018-2019, ARM Limited and Contributors. All rights reserved.
+#
+# SPDX-License-Identifier: BSD-3-Clause
+#
+
+include lib/xlat_tables_v2/xlat_tables.mk
+
+DOIMAGEPATH ?= tools/amlogic
+DOIMAGETOOL ?= ${DOIMAGEPATH}/doimage
+
+PLAT_INCLUDES := -Iinclude/drivers/amlogic/ \
+ -Iinclude/drivers/amlogic/gxl \
+ -Iplat/amlogic/gxl/include
+
+GXBB_GIC_SOURCES := drivers/arm/gic/common/gic_common.c \
+ drivers/arm/gic/v2/gicv2_main.c \
+ drivers/arm/gic/v2/gicv2_helpers.c \
+ plat/common/plat_gicv2.c
+
+PLAT_BL_COMMON_SOURCES := drivers/amlogic/console/aarch64/meson_console.S \
+ plat/amlogic/gxl/gxl_common.c \
+ plat/amlogic/gxl/gxl_topology.c \
+ ${XLAT_TABLES_LIB_SRCS}
+
+BL31_SOURCES += lib/cpus/aarch64/cortex_a53.S \
+ plat/common/plat_psci_common.c \
+ plat/amlogic/gxl/aarch64/gxl_helpers.S \
+ plat/amlogic/gxl/gxl_bl31_setup.c \
+ plat/amlogic/gxl/gxl_efuse.c \
+ plat/amlogic/gxl/gxl_mhu.c \
+ plat/amlogic/gxl/gxl_pm.c \
+ plat/amlogic/gxl/gxl_scpi.c \
+ plat/amlogic/gxl/gxl_sip_svc.c \
+ plat/amlogic/gxl/gxl_thermal.c \
+ drivers/amlogic/gxl/crypto/sha_dma.c \
+ ${GXBB_GIC_SOURCES}
+
+# Tune compiler for Cortex-A53
+ifeq ($(notdir $(CC)),armclang)
+ TF_CFLAGS_aarch64 += -mcpu=cortex-a53
+else ifneq ($(findstring clang,$(notdir $(CC))),)
+ TF_CFLAGS_aarch64 += -mcpu=cortex-a53
+else
+ TF_CFLAGS_aarch64 += -mtune=cortex-a53
+endif
+
+# Build config flags
+# ------------------
+
+# Enable all errata workarounds for Cortex-A53
+ERRATA_A53_855873 := 1
+ERRATA_A53_819472 := 1
+ERRATA_A53_824069 := 1
+ERRATA_A53_827319 := 1
+
+WORKAROUND_CVE_2017_5715 := 0
+
+# Have different sections for code and rodata
+SEPARATE_CODE_AND_RODATA := 1
+
+# Use Coherent memory
+USE_COHERENT_MEM := 1
+
+# Verify build config
+# -------------------
+
+ifneq (${RESET_TO_BL31}, 0)
+ $(error Error: gxl needs RESET_TO_BL31=0)
+endif
+
+ifeq (${ARCH},aarch32)
+ $(error Error: AArch32 not supported on gxl)
+endif
+
+all: ${BUILD_PLAT}/bl31.img
+distclean realclean clean: cleanimage
+
+cleanimage:
+ ${Q}${MAKE} -C ${DOIMAGEPATH} clean
+
+${DOIMAGETOOL}:
+ ${Q}${MAKE} -C ${DOIMAGEPATH}
+
+${BUILD_PLAT}/bl31.img: ${BUILD_PLAT}/bl31.bin ${DOIMAGETOOL}
+ ${DOIMAGETOOL} ${BUILD_PLAT}/bl31.bin ${BUILD_PLAT}/bl31.img
+
+++ /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 <assert_macros.S>
-#include <platform_def.h>
-
- .globl plat_crash_console_flush
- .globl plat_crash_console_init
- .globl plat_crash_console_putc
- .globl platform_mem_init
- .globl plat_is_my_cpu_primary
- .globl plat_my_core_pos
- .globl plat_reset_handler
- .globl plat_gxbb_calc_core_pos
-
- /* -----------------------------------------------------
- * unsigned int plat_my_core_pos(void);
- * -----------------------------------------------------
- */
-func plat_my_core_pos
- mrs x0, mpidr_el1
- b plat_gxbb_calc_core_pos
-endfunc plat_my_core_pos
-
- /* -----------------------------------------------------
- * unsigned int plat_gxbb_calc_core_pos(u_register_t mpidr);
- * -----------------------------------------------------
- */
-func plat_gxbb_calc_core_pos
- and x0, x0, #MPIDR_CPU_MASK
- ret
-endfunc plat_gxbb_calc_core_pos
-
- /* -----------------------------------------------------
- * unsigned int plat_is_my_cpu_primary(void);
- * -----------------------------------------------------
- */
-func plat_is_my_cpu_primary
- mrs x0, mpidr_el1
- and x0, x0, #(MPIDR_CLUSTER_MASK | MPIDR_CPU_MASK)
- cmp x0, #GXBB_PRIMARY_CPU
- cset w0, eq
- ret
-endfunc plat_is_my_cpu_primary
-
- /* ---------------------------------------------
- * void platform_mem_init(void);
- * ---------------------------------------------
- */
-func platform_mem_init
- ret
-endfunc platform_mem_init
-
- /* ---------------------------------------------
- * int plat_crash_console_init(void)
- * ---------------------------------------------
- */
-func plat_crash_console_init
- mov_imm x0, GXBB_UART0_AO_BASE
- mov_imm x1, GXBB_UART0_AO_CLK_IN_HZ
- mov_imm x2, GXBB_UART_BAUDRATE
- b console_meson_init
-endfunc plat_crash_console_init
-
- /* ---------------------------------------------
- * int plat_crash_console_putc(int c)
- * Clobber list : x1, x2
- * ---------------------------------------------
- */
-func plat_crash_console_putc
- mov_imm x1, GXBB_UART0_AO_BASE
- b console_meson_core_putc
-endfunc plat_crash_console_putc
-
- /* ---------------------------------------------
- * int plat_crash_console_flush()
- * Out : return -1 on error else return 0.
- * Clobber list : x0, x1
- * ---------------------------------------------
- */
-func plat_crash_console_flush
- mov_imm x0, GXBB_UART0_AO_BASE
- b console_meson_core_flush
-endfunc plat_crash_console_flush
-
- /* ---------------------------------------------
- * void plat_reset_handler(void);
- * ---------------------------------------------
- */
-func plat_reset_handler
- ret
-endfunc plat_reset_handler
+++ /dev/null
-/*
- * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-#include <assert.h>
-
-#include <platform_def.h>
-
-#include <common/bl_common.h>
-#include <common/interrupt_props.h>
-#include <drivers/arm/gicv2.h>
-#include <lib/xlat_tables/xlat_mmu_helpers.h>
-#include <plat/common/platform.h>
-
-#include "gxbb_private.h"
-
-/*
- * Placeholder variables for copying the arguments that have been passed to
- * BL31 from BL2.
- */
-static entry_point_info_t bl33_image_ep_info;
-
-/*******************************************************************************
- * Return a pointer to the 'entry_point_info' structure of the next image for
- * the security state specified. BL33 corresponds to the non-secure image type
- * while BL32 corresponds to the secure image type. A NULL pointer is returned
- * if the image does not exist.
- ******************************************************************************/
-entry_point_info_t *bl31_plat_get_next_image_ep_info(uint32_t type)
-{
- entry_point_info_t *next_image_info;
-
- assert(type == NON_SECURE);
-
- next_image_info = &bl33_image_ep_info;
-
- /* None of the images can have 0x0 as the entrypoint. */
- if (next_image_info->pc != 0U) {
- return next_image_info;
- } else {
- return NULL;
- }
-}
-
-/*******************************************************************************
- * Perform any BL31 early platform setup. Here is an opportunity to copy
- * parameters passed by the calling EL (S-EL1 in BL2 & S-EL3 in BL1) before
- * they are lost (potentially). This needs to be done before the MMU is
- * initialized so that the memory layout can be used while creating page
- * tables. BL2 has flushed this information to memory, so we are guaranteed
- * to pick up good data.
- ******************************************************************************/
-struct gxbb_bl31_param {
- param_header_t h;
- image_info_t *bl31_image_info;
- entry_point_info_t *bl32_ep_info;
- image_info_t *bl32_image_info;
- entry_point_info_t *bl33_ep_info;
- image_info_t *bl33_image_info;
-};
-
-void bl31_early_platform_setup2(u_register_t arg0, u_register_t arg1,
- u_register_t arg2, u_register_t arg3)
-{
- struct gxbb_bl31_param *from_bl2;
-
- /* Initialize the console to provide early debug support */
- gxbb_console_init();
-
- /*
- * In debug builds, we pass a special value in 'arg1' to verify platform
- * parameters from BL2 to BL31. In release builds it's not used.
- */
- assert(arg1 == GXBB_BL31_PLAT_PARAM_VAL);
-
- /* Check that params passed from BL2 are not NULL. */
- from_bl2 = (struct gxbb_bl31_param *) arg0;
-
- /* Check params passed from BL2 are not NULL. */
- assert(from_bl2 != NULL);
- assert(from_bl2->h.type == PARAM_BL31);
- assert(from_bl2->h.version >= VERSION_1);
-
- /*
- * Copy BL33 entry point information. It is stored in Secure RAM, in
- * BL2's address space.
- */
- bl33_image_ep_info = *from_bl2->bl33_ep_info;
-
- if (bl33_image_ep_info.pc == 0U) {
- ERROR("BL31: BL33 entrypoint not obtained from BL2\n");
- panic();
- }
-}
-
-void bl31_plat_arch_setup(void)
-{
- gxbb_setup_page_tables();
-
- enable_mmu_el3(0);
-}
-
-/*******************************************************************************
- * GICv2 driver setup information
- ******************************************************************************/
-static const interrupt_prop_t gxbb_interrupt_props[] = {
- INTR_PROP_DESC(IRQ_SEC_PHY_TIMER, GIC_HIGHEST_SEC_PRIORITY,
- GICV2_INTR_GROUP0, GIC_INTR_CFG_LEVEL),
- INTR_PROP_DESC(IRQ_SEC_SGI_0, GIC_HIGHEST_SEC_PRIORITY,
- GICV2_INTR_GROUP0, GIC_INTR_CFG_LEVEL),
- INTR_PROP_DESC(IRQ_SEC_SGI_1, GIC_HIGHEST_SEC_PRIORITY,
- GICV2_INTR_GROUP0, GIC_INTR_CFG_LEVEL),
- INTR_PROP_DESC(IRQ_SEC_SGI_2, GIC_HIGHEST_SEC_PRIORITY,
- GICV2_INTR_GROUP0, GIC_INTR_CFG_LEVEL),
- INTR_PROP_DESC(IRQ_SEC_SGI_3, GIC_HIGHEST_SEC_PRIORITY,
- GICV2_INTR_GROUP0, GIC_INTR_CFG_LEVEL),
- INTR_PROP_DESC(IRQ_SEC_SGI_4, GIC_HIGHEST_SEC_PRIORITY,
- GICV2_INTR_GROUP0, GIC_INTR_CFG_LEVEL),
- INTR_PROP_DESC(IRQ_SEC_SGI_5, GIC_HIGHEST_SEC_PRIORITY,
- GICV2_INTR_GROUP0, GIC_INTR_CFG_LEVEL),
- INTR_PROP_DESC(IRQ_SEC_SGI_6, GIC_HIGHEST_SEC_PRIORITY,
- GICV2_INTR_GROUP0, GIC_INTR_CFG_LEVEL),
- INTR_PROP_DESC(IRQ_SEC_SGI_7, GIC_HIGHEST_SEC_PRIORITY,
- GICV2_INTR_GROUP0, GIC_INTR_CFG_LEVEL),
-};
-
-static const gicv2_driver_data_t gxbb_gic_data = {
- .gicd_base = GXBB_GICD_BASE,
- .gicc_base = GXBB_GICC_BASE,
- .interrupt_props = gxbb_interrupt_props,
- .interrupt_props_num = ARRAY_SIZE(gxbb_interrupt_props),
-};
-
-void bl31_platform_setup(void)
-{
- mhu_secure_init();
-
- gicv2_driver_init(&gxbb_gic_data);
- gicv2_distif_init();
- gicv2_pcpu_distif_init();
- gicv2_cpuif_enable();
-
- gxbb_thermal_unknown();
-}
+++ /dev/null
-/*
- * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-#include <assert.h>
-#include <stdint.h>
-
-#include <platform_def.h>
-
-#include <bl31/interrupt_mgmt.h>
-#include <common/bl_common.h>
-#include <common/debug.h>
-#include <common/ep_info.h>
-#include <drivers/meson/meson_console.h>
-#include <lib/mmio.h>
-#include <lib/xlat_tables/xlat_tables_v2.h>
-
-/*******************************************************************************
- * Platform memory map regions
- ******************************************************************************/
-#define MAP_NSDRAM0 MAP_REGION_FLAT(GXBB_NSDRAM0_BASE, \
- GXBB_NSDRAM0_SIZE, \
- MT_MEMORY | MT_RW | MT_NS)
-
-#define MAP_NSDRAM1 MAP_REGION_FLAT(GXBB_NSDRAM1_BASE, \
- GXBB_NSDRAM1_SIZE, \
- MT_MEMORY | MT_RW | MT_NS)
-
-#define MAP_SEC_DEVICE0 MAP_REGION_FLAT(GXBB_SEC_DEVICE0_BASE, \
- GXBB_SEC_DEVICE0_SIZE, \
- MT_DEVICE | MT_RW | MT_SECURE)
-
-#define MAP_SEC_DEVICE1 MAP_REGION_FLAT(GXBB_SEC_DEVICE1_BASE, \
- GXBB_SEC_DEVICE1_SIZE, \
- MT_DEVICE | MT_RW | MT_SECURE)
-
-#define MAP_TZRAM MAP_REGION_FLAT(GXBB_TZRAM_BASE, \
- GXBB_TZRAM_SIZE, \
- MT_DEVICE | MT_RW | MT_SECURE)
-
-#define MAP_SEC_DEVICE2 MAP_REGION_FLAT(GXBB_SEC_DEVICE2_BASE, \
- GXBB_SEC_DEVICE2_SIZE, \
- MT_DEVICE | MT_RW | MT_SECURE)
-
-#define MAP_SEC_DEVICE3 MAP_REGION_FLAT(GXBB_SEC_DEVICE3_BASE, \
- GXBB_SEC_DEVICE3_SIZE, \
- MT_DEVICE | MT_RW | MT_SECURE)
-
-static const mmap_region_t gxbb_mmap[] = {
- MAP_NSDRAM0,
- MAP_NSDRAM1,
- MAP_SEC_DEVICE0,
- MAP_SEC_DEVICE1,
- MAP_TZRAM,
- MAP_SEC_DEVICE2,
- MAP_SEC_DEVICE3,
- {0}
-};
-
-/*******************************************************************************
- * Per-image regions
- ******************************************************************************/
-#define MAP_BL31 MAP_REGION_FLAT(BL31_BASE, \
- BL31_END - BL31_BASE, \
- MT_MEMORY | MT_RW | MT_SECURE)
-
-#define MAP_BL_CODE MAP_REGION_FLAT(BL_CODE_BASE, \
- BL_CODE_END - BL_CODE_BASE, \
- MT_CODE | MT_SECURE)
-
-#define MAP_BL_RO_DATA MAP_REGION_FLAT(BL_RO_DATA_BASE, \
- BL_RO_DATA_END - BL_RO_DATA_BASE, \
- MT_RO_DATA | MT_SECURE)
-
-#define MAP_BL_COHERENT MAP_REGION_FLAT(BL_COHERENT_RAM_BASE, \
- BL_COHERENT_RAM_END - BL_COHERENT_RAM_BASE, \
- MT_DEVICE | MT_RW | MT_SECURE)
-
-/*******************************************************************************
- * Function that sets up the translation tables.
- ******************************************************************************/
-void gxbb_setup_page_tables(void)
-{
-#if IMAGE_BL31
- const mmap_region_t gxbb_bl_mmap[] = {
- MAP_BL31,
- MAP_BL_CODE,
- MAP_BL_RO_DATA,
-#if USE_COHERENT_MEM
- MAP_BL_COHERENT,
-#endif
- {0}
- };
-#endif
-
- mmap_add(gxbb_bl_mmap);
-
- mmap_add(gxbb_mmap);
-
- init_xlat_tables();
-}
-
-/*******************************************************************************
- * Function that sets up the console
- ******************************************************************************/
-static console_meson_t gxbb_console;
-
-void gxbb_console_init(void)
-{
- int rc = console_meson_register(GXBB_UART0_AO_BASE,
- GXBB_UART0_AO_CLK_IN_HZ,
- GXBB_UART_BAUDRATE,
- &gxbb_console);
- if (rc == 0) {
- /*
- * The crash console doesn't use the multi console API, it uses
- * the core console functions directly. It is safe to call panic
- * and let it print debug information.
- */
- panic();
- }
-
- console_set_scope(&gxbb_console.console,
- CONSOLE_FLAG_BOOT | CONSOLE_FLAG_RUNTIME);
-}
-
-/*******************************************************************************
- * Function that returns the system counter frequency
- ******************************************************************************/
-unsigned int plat_get_syscnt_freq2(void)
-{
- uint32_t val;
-
- val = mmio_read_32(GXBB_SYS_CPU_CFG7);
- val &= 0xFDFFFFFF;
- mmio_write_32(GXBB_SYS_CPU_CFG7, val);
-
- val = mmio_read_32(GXBB_AO_TIMESTAMP_CNTL);
- val &= 0xFFFFFE00;
- mmio_write_32(GXBB_AO_TIMESTAMP_CNTL, val);
-
- return GXBB_OSC24M_CLK_IN_HZ;
-}
+++ /dev/null
-/*
- * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-#ifndef GXBB_DEF_H
-#define GXBB_DEF_H
-
-#include <lib/utils_def.h>
-
-/*******************************************************************************
- * System oscillator
- ******************************************************************************/
-#define GXBB_OSC24M_CLK_IN_HZ ULL(24000000) /* 24 MHz */
-
-/*******************************************************************************
- * Memory regions
- ******************************************************************************/
-#define GXBB_NSDRAM0_BASE UL(0x01000000)
-#define GXBB_NSDRAM0_SIZE UL(0x0F000000)
-
-#define GXBB_NSDRAM1_BASE UL(0x10000000)
-#define GXBB_NSDRAM1_SIZE UL(0x00100000)
-
-#define BL31_BASE UL(0x10100000)
-#define BL31_SIZE UL(0x000C0000)
-#define BL31_LIMIT (BL31_BASE + BL31_SIZE)
-
-/* Shared memory used for SMC services */
-#define GXBB_SHARE_MEM_INPUT_BASE UL(0x100FE000)
-#define GXBB_SHARE_MEM_OUTPUT_BASE UL(0x100FF000)
-
-#define GXBB_SEC_DEVICE0_BASE UL(0xC0000000)
-#define GXBB_SEC_DEVICE0_SIZE UL(0x09000000)
-
-#define GXBB_SEC_DEVICE1_BASE UL(0xD0040000)
-#define GXBB_SEC_DEVICE1_SIZE UL(0x00008000)
-
-#define GXBB_TZRAM_BASE UL(0xD9000000)
-#define GXBB_TZRAM_SIZE UL(0x00014000)
-/* Top 0xC000 bytes (up to 0xD9020000) used by BL2 */
-
-/* Mailboxes */
-#define GXBB_MHU_SECURE_SCP_TO_AP_PAYLOAD UL(0xD9013800)
-#define GXBB_MHU_SECURE_AP_TO_SCP_PAYLOAD UL(0xD9013A00)
-#define GXBB_PSCI_MAILBOX_BASE UL(0xD9013F00)
-
-#define GXBB_TZROM_BASE UL(0xD9040000)
-#define GXBB_TZROM_SIZE UL(0x00010000)
-
-#define GXBB_SEC_DEVICE2_BASE UL(0xDA000000)
-#define GXBB_SEC_DEVICE2_SIZE UL(0x00200000)
-
-#define GXBB_SEC_DEVICE3_BASE UL(0xDA800000)
-#define GXBB_SEC_DEVICE3_SIZE UL(0x00200000)
-
-/*******************************************************************************
- * GIC-400 and interrupt handling related constants
- ******************************************************************************/
-#define GXBB_GICD_BASE UL(0xC4301000)
-#define GXBB_GICC_BASE UL(0xC4302000)
-
-#define IRQ_SEC_PHY_TIMER 29
-
-#define IRQ_SEC_SGI_0 8
-#define IRQ_SEC_SGI_1 9
-#define IRQ_SEC_SGI_2 10
-#define IRQ_SEC_SGI_3 11
-#define IRQ_SEC_SGI_4 12
-#define IRQ_SEC_SGI_5 13
-#define IRQ_SEC_SGI_6 14
-#define IRQ_SEC_SGI_7 15
-
-/*******************************************************************************
- * UART definitions
- ******************************************************************************/
-#define GXBB_UART0_AO_BASE UL(0xC81004C0)
-#define GXBB_UART0_AO_CLK_IN_HZ GXBB_OSC24M_CLK_IN_HZ
-#define GXBB_UART_BAUDRATE U(115200)
-
-/*******************************************************************************
- * Memory-mapped I/O Registers
- ******************************************************************************/
-#define GXBB_AO_TIMESTAMP_CNTL UL(0xC81000B4)
-
-#define GXBB_SYS_CPU_CFG7 UL(0xC8834664)
-
-#define GXBB_AO_RTI_STATUS_REG3 UL(0xDA10001C)
-
-#define GXBB_HIU_MAILBOX_SET_0 UL(0xDA83C404)
-#define GXBB_HIU_MAILBOX_STAT_0 UL(0xDA83C408)
-#define GXBB_HIU_MAILBOX_CLR_0 UL(0xDA83C40C)
-#define GXBB_HIU_MAILBOX_SET_3 UL(0xDA83C428)
-#define GXBB_HIU_MAILBOX_STAT_3 UL(0xDA83C42C)
-#define GXBB_HIU_MAILBOX_CLR_3 UL(0xDA83C430)
-
-/*******************************************************************************
- * System Monitor Call IDs and arguments
- ******************************************************************************/
-#define GXBB_SM_GET_SHARE_MEM_INPUT_BASE U(0x82000020)
-#define GXBB_SM_GET_SHARE_MEM_OUTPUT_BASE U(0x82000021)
-
-#define GXBB_SM_EFUSE_READ U(0x82000030)
-#define GXBB_SM_EFUSE_USER_MAX U(0x82000033)
-
-#define GXBB_SM_JTAG_ON U(0x82000040)
-#define GXBB_SM_JTAG_OFF U(0x82000041)
-
-#define GXBB_JTAG_STATE_ON U(0)
-#define GXBB_JTAG_STATE_OFF U(1)
-
-#define GXBB_JTAG_M3_AO U(0)
-#define GXBB_JTAG_M3_EE U(1)
-#define GXBB_JTAG_A53_AO U(2)
-#define GXBB_JTAG_A53_EE U(3)
-
-#endif /* GXBB_DEF_H */
+++ /dev/null
-/*
- * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-#include <stdint.h>
-
-#include "gxbb_private.h"
-
-#define EFUSE_BASE 0x140
-#define EFUSE_SIZE 0xC0
-
-uint64_t gxbb_efuse_read(void *dst, uint32_t offset, uint32_t size)
-{
- if ((uint64_t)(offset + size) > (uint64_t)EFUSE_SIZE)
- return 0;
-
- return scpi_efuse_read(dst, offset + EFUSE_BASE, size);
-}
-
-uint64_t gxbb_efuse_user_max(void)
-{
- return EFUSE_SIZE;
-}
+++ /dev/null
-/*
- * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-#include <platform_def.h>
-
-#include <lib/bakery_lock.h>
-#include <lib/mmio.h>
-
-static DEFINE_BAKERY_LOCK(mhu_lock);
-
-void mhu_secure_message_start(void)
-{
- bakery_lock_get(&mhu_lock);
-
- while (mmio_read_32(GXBB_HIU_MAILBOX_STAT_3) != 0)
- ;
-}
-
-void mhu_secure_message_send(uint32_t msg)
-{
- mmio_write_32(GXBB_HIU_MAILBOX_SET_3, msg);
-
- while (mmio_read_32(GXBB_HIU_MAILBOX_STAT_3) != 0)
- ;
-}
-
-uint32_t mhu_secure_message_wait(void)
-{
- uint32_t val;
-
- do {
- val = mmio_read_32(GXBB_HIU_MAILBOX_STAT_0);
- } while (val == 0);
-
- return val;
-}
-
-void mhu_secure_message_end(void)
-{
- mmio_write_32(GXBB_HIU_MAILBOX_CLR_0, 0xFFFFFFFF);
-
- bakery_lock_release(&mhu_lock);
-}
-
-void mhu_secure_init(void)
-{
- bakery_lock_init(&mhu_lock);
-
- mmio_write_32(GXBB_HIU_MAILBOX_CLR_3, 0xFFFFFFFF);
-}
+++ /dev/null
-/*
- * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-#include <assert.h>
-#include <errno.h>
-
-#include <platform_def.h>
-
-#include <arch_helpers.h>
-#include <common/debug.h>
-#include <drivers/arm/gicv2.h>
-#include <drivers/console.h>
-#include <lib/mmio.h>
-#include <lib/psci/psci.h>
-#include <plat/common/platform.h>
-
-#include "gxbb_private.h"
-
-#define SCPI_POWER_ON 0
-#define SCPI_POWER_RETENTION 1
-#define SCPI_POWER_OFF 3
-
-#define SCPI_SYSTEM_SHUTDOWN 0
-#define SCPI_SYSTEM_REBOOT 1
-
-static uintptr_t gxbb_sec_entrypoint;
-static volatile uint32_t gxbb_cpu0_go;
-
-static void gxbb_program_mailbox(u_register_t mpidr, uint64_t value)
-{
- unsigned int core = plat_gxbb_calc_core_pos(mpidr);
- uintptr_t cpu_mailbox_addr = GXBB_PSCI_MAILBOX_BASE + (core << 4);
-
- mmio_write_64(cpu_mailbox_addr, value);
- flush_dcache_range(cpu_mailbox_addr, sizeof(uint64_t));
-}
-
-static void __dead2 gxbb_system_reset(void)
-{
- INFO("BL31: PSCI_SYSTEM_RESET\n");
-
- uint32_t status = mmio_read_32(GXBB_AO_RTI_STATUS_REG3);
-
- NOTICE("BL31: Reboot reason: 0x%x\n", status);
-
- status &= 0xFFFF0FF0;
-
- console_flush();
-
- mmio_write_32(GXBB_AO_RTI_STATUS_REG3, status);
-
- int ret = scpi_sys_power_state(SCPI_SYSTEM_REBOOT);
-
- if (ret != 0) {
- ERROR("BL31: PSCI_SYSTEM_RESET: SCP error: %u\n", ret);
- panic();
- }
-
- wfi();
-
- ERROR("BL31: PSCI_SYSTEM_RESET: Operation not handled\n");
- panic();
-}
-
-static void __dead2 gxbb_system_off(void)
-{
- INFO("BL31: PSCI_SYSTEM_OFF\n");
-
- unsigned int ret = scpi_sys_power_state(SCPI_SYSTEM_SHUTDOWN);
-
- if (ret != 0) {
- ERROR("BL31: PSCI_SYSTEM_OFF: SCP error %u\n", ret);
- panic();
- }
-
- gxbb_program_mailbox(read_mpidr_el1(), 0);
-
- wfi();
-
- ERROR("BL31: PSCI_SYSTEM_OFF: Operation not handled\n");
- panic();
-}
-
-static int32_t gxbb_pwr_domain_on(u_register_t mpidr)
-{
- unsigned int core = plat_gxbb_calc_core_pos(mpidr);
-
- /* CPU0 can't be turned OFF, emulate it with a WFE loop */
- if (core == GXBB_PRIMARY_CPU) {
- VERBOSE("BL31: Releasing CPU0 from wait loop...\n");
-
- gxbb_cpu0_go = 1;
- flush_dcache_range((uintptr_t)&gxbb_cpu0_go, sizeof(gxbb_cpu0_go));
- dsb();
- isb();
-
- sev();
-
- return PSCI_E_SUCCESS;
- }
-
- gxbb_program_mailbox(mpidr, gxbb_sec_entrypoint);
- scpi_set_css_power_state(mpidr,
- SCPI_POWER_ON, SCPI_POWER_ON, SCPI_POWER_ON);
- dmbsy();
- sev();
-
- return PSCI_E_SUCCESS;
-}
-
-static void gxbb_pwr_domain_on_finish(const psci_power_state_t *target_state)
-{
- unsigned int core = plat_gxbb_calc_core_pos(read_mpidr_el1());
-
- assert(target_state->pwr_domain_state[MPIDR_AFFLVL0] ==
- PLAT_LOCAL_STATE_OFF);
-
- if (core == GXBB_PRIMARY_CPU) {
- gxbb_cpu0_go = 0;
- flush_dcache_range((uintptr_t)&gxbb_cpu0_go, sizeof(gxbb_cpu0_go));
- dsb();
- isb();
- }
-
- gicv2_pcpu_distif_init();
- gicv2_cpuif_enable();
-}
-
-static void gxbb_pwr_domain_off(const psci_power_state_t *target_state)
-{
- u_register_t mpidr = read_mpidr_el1();
- unsigned int core = plat_gxbb_calc_core_pos(mpidr);
- uintptr_t addr = GXBB_PSCI_MAILBOX_BASE + 8 + (core << 4);
-
- mmio_write_32(addr, 0xFFFFFFFF);
- flush_dcache_range(addr, sizeof(uint32_t));
-
- gicv2_cpuif_disable();
-
- /* CPU0 can't be turned OFF, emulate it with a WFE loop */
- if (core == GXBB_PRIMARY_CPU)
- return;
-
- scpi_set_css_power_state(mpidr,
- SCPI_POWER_OFF, SCPI_POWER_ON, SCPI_POWER_ON);
-}
-
-static void __dead2 gxbb_pwr_domain_pwr_down_wfi(const psci_power_state_t
- *target_state)
-{
- unsigned int core = plat_gxbb_calc_core_pos(read_mpidr_el1());
-
- /* CPU0 can't be turned OFF, emulate it with a WFE loop */
- if (core == GXBB_PRIMARY_CPU) {
- VERBOSE("BL31: CPU0 entering wait loop...\n");
-
- while (gxbb_cpu0_go == 0)
- wfe();
-
- VERBOSE("BL31: CPU0 resumed.\n");
-
- write_rmr_el3(RMR_EL3_RR_BIT | RMR_EL3_AA64_BIT);
- }
-
- dsbsy();
-
- for (;;)
- wfi();
-}
-
-/*******************************************************************************
- * Platform handlers and setup function.
- ******************************************************************************/
-static const plat_psci_ops_t gxbb_ops = {
- .pwr_domain_on = gxbb_pwr_domain_on,
- .pwr_domain_on_finish = gxbb_pwr_domain_on_finish,
- .pwr_domain_off = gxbb_pwr_domain_off,
- .pwr_domain_pwr_down_wfi = gxbb_pwr_domain_pwr_down_wfi,
- .system_off = gxbb_system_off,
- .system_reset = gxbb_system_reset,
-};
-
-int plat_setup_psci_ops(uintptr_t sec_entrypoint,
- const plat_psci_ops_t **psci_ops)
-{
- gxbb_sec_entrypoint = sec_entrypoint;
- *psci_ops = &gxbb_ops;
- gxbb_cpu0_go = 0;
- return 0;
-}
+++ /dev/null
-/*
- * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-#ifndef GXBB_PRIVATE_H
-#define GXBB_PRIVATE_H
-
-#include <stdint.h>
-
-/* Utility functions */
-unsigned int plat_gxbb_calc_core_pos(u_register_t mpidr);
-void gxbb_console_init(void);
-void gxbb_setup_page_tables(void);
-
-/* MHU functions */
-void mhu_secure_message_start(void);
-void mhu_secure_message_send(uint32_t msg);
-uint32_t mhu_secure_message_wait(void);
-void mhu_secure_message_end(void);
-void mhu_secure_init(void);
-
-/* SCPI functions */
-void scpi_set_css_power_state(u_register_t mpidr, uint32_t cpu_state,
- uint32_t cluster_state, uint32_t css_state);
-uint32_t scpi_sys_power_state(uint64_t system_state);
-void scpi_jtag_set_state(uint32_t state, uint8_t select);
-uint32_t scpi_efuse_read(void *dst, uint32_t base, uint32_t size);
-void scpi_unknown_thermal(uint32_t arg0, uint32_t arg1,
- uint32_t arg2, uint32_t arg3);
-
-/* Peripherals */
-void gxbb_thermal_unknown(void);
-uint64_t gxbb_efuse_read(void *dst, uint32_t offset, uint32_t size);
-uint64_t gxbb_efuse_user_max(void);
-
-#endif /* GXBB_PRIVATE_H */
+++ /dev/null
-/*
- * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-#include <assert.h>
-#include <string.h>
-
-#include <platform_def.h>
-
-#include <lib/mmio.h>
-#include <plat/common/platform.h>
-
-#include "gxbb_private.h"
-
-#define SIZE_SHIFT 20
-#define SIZE_MASK 0x1FF
-
-/*
- * Note: The Amlogic SCP firmware uses the legacy SCPI protocol.
- */
-#define SCPI_CMD_SET_CSS_POWER_STATE 0x04
-#define SCPI_CMD_SET_SYS_POWER_STATE 0x08
-
-#define SCPI_CMD_JTAG_SET_STATE 0xC0
-#define SCPI_CMD_EFUSE_READ 0xC2
-
-static inline uint32_t scpi_cmd(uint32_t command, uint32_t size)
-{
- return command | (size << SIZE_SHIFT);
-}
-
-void scpi_secure_message_send(uint32_t command, uint32_t size)
-{
- mhu_secure_message_send(scpi_cmd(command, size));
-}
-
-uint32_t scpi_secure_message_receive(void **message_out, size_t *size_out)
-{
- uint32_t response = mhu_secure_message_wait();
-
- size_t size = (response >> SIZE_SHIFT) & SIZE_MASK;
-
- response &= ~(SIZE_MASK << SIZE_SHIFT);
-
- if (size_out != NULL)
- *size_out = size;
-
- if (message_out != NULL)
- *message_out = (void *)GXBB_MHU_SECURE_SCP_TO_AP_PAYLOAD;
-
- return response;
-}
-
-void scpi_set_css_power_state(u_register_t mpidr, uint32_t cpu_state,
- uint32_t cluster_state, uint32_t css_state)
-{
- uint32_t state = (mpidr & 0x0F) | /* CPU ID */
- ((mpidr & 0xF00) >> 4) | /* Cluster ID */
- (cpu_state << 8) |
- (cluster_state << 12) |
- (css_state << 16);
-
- mhu_secure_message_start();
- mmio_write_32(GXBB_MHU_SECURE_AP_TO_SCP_PAYLOAD, state);
- mhu_secure_message_send(scpi_cmd(SCPI_CMD_SET_CSS_POWER_STATE, 4));
- mhu_secure_message_wait();
- mhu_secure_message_end();
-}
-
-uint32_t scpi_sys_power_state(uint64_t system_state)
-{
- uint32_t *response;
- size_t size;
-
- mhu_secure_message_start();
- mmio_write_8(GXBB_MHU_SECURE_AP_TO_SCP_PAYLOAD, system_state);
- mhu_secure_message_send(scpi_cmd(SCPI_CMD_SET_SYS_POWER_STATE, 1));
- scpi_secure_message_receive((void *)&response, &size);
- mhu_secure_message_end();
-
- return *response;
-}
-
-void scpi_jtag_set_state(uint32_t state, uint8_t select)
-{
- assert(state <= GXBB_JTAG_STATE_OFF);
-
- if (select > GXBB_JTAG_A53_EE) {
- WARN("BL31: Invalid JTAG select (0x%x).\n", select);
- return;
- }
-
- mhu_secure_message_start();
- mmio_write_32(GXBB_MHU_SECURE_AP_TO_SCP_PAYLOAD,
- (state << 8) | (uint32_t)select);
- mhu_secure_message_send(scpi_cmd(SCPI_CMD_JTAG_SET_STATE, 4));
- mhu_secure_message_wait();
- mhu_secure_message_end();
-}
-
-uint32_t scpi_efuse_read(void *dst, uint32_t base, uint32_t size)
-{
- uint32_t *response;
- size_t resp_size;
-
- if (size > 0x1FC)
- return 0;
-
- mhu_secure_message_start();
- mmio_write_32(GXBB_MHU_SECURE_AP_TO_SCP_PAYLOAD, base);
- mmio_write_32(GXBB_MHU_SECURE_AP_TO_SCP_PAYLOAD + 4, size);
- mhu_secure_message_send(scpi_cmd(SCPI_CMD_EFUSE_READ, 8));
- scpi_secure_message_receive((void *)&response, &resp_size);
- mhu_secure_message_end();
-
- /*
- * response[0] is the size of the response message.
- * response[1 ... N] are the contents.
- */
- if (*response != 0)
- memcpy(dst, response + 1, *response);
-
- return *response;
-}
-
-void scpi_unknown_thermal(uint32_t arg0, uint32_t arg1,
- uint32_t arg2, uint32_t arg3)
-{
- mhu_secure_message_start();
- mmio_write_32(GXBB_MHU_SECURE_AP_TO_SCP_PAYLOAD + 0x0, arg0);
- mmio_write_32(GXBB_MHU_SECURE_AP_TO_SCP_PAYLOAD + 0x4, arg1);
- mmio_write_32(GXBB_MHU_SECURE_AP_TO_SCP_PAYLOAD + 0x8, arg2);
- mmio_write_32(GXBB_MHU_SECURE_AP_TO_SCP_PAYLOAD + 0xC, arg3);
- mhu_secure_message_send(scpi_cmd(0xC3, 16));
- mhu_secure_message_wait();
- mhu_secure_message_end();
-}
+++ /dev/null
-/*
- * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-#include <stdint.h>
-
-#include <platform_def.h>
-
-#include <common/debug.h>
-#include <common/runtime_svc.h>
-#include <lib/mmio.h>
-
-#include "gxbb_private.h"
-
-/*******************************************************************************
- * This function is responsible for handling all SiP calls
- ******************************************************************************/
-static uintptr_t gxbb_sip_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)
-{
- switch (smc_fid) {
-
- case GXBB_SM_GET_SHARE_MEM_INPUT_BASE:
- SMC_RET1(handle, GXBB_SHARE_MEM_INPUT_BASE);
-
- case GXBB_SM_GET_SHARE_MEM_OUTPUT_BASE:
- SMC_RET1(handle, GXBB_SHARE_MEM_OUTPUT_BASE);
-
- case GXBB_SM_EFUSE_READ:
- {
- void *dst = (void *)GXBB_SHARE_MEM_OUTPUT_BASE;
- uint64_t ret = gxbb_efuse_read(dst, (uint32_t)x1, x2);
-
- SMC_RET1(handle, ret);
- }
- case GXBB_SM_EFUSE_USER_MAX:
- SMC_RET1(handle, gxbb_efuse_user_max());
-
- case GXBB_SM_JTAG_ON:
- scpi_jtag_set_state(GXBB_JTAG_STATE_ON, x1);
- SMC_RET1(handle, 0);
-
- case GXBB_SM_JTAG_OFF:
- scpi_jtag_set_state(GXBB_JTAG_STATE_OFF, x1);
- SMC_RET1(handle, 0);
-
- default:
- ERROR("BL31: Unhandled SIP SMC: 0x%08x\n", smc_fid);
- break;
- }
-
- SMC_RET1(handle, SMC_UNK);
-}
-
-DECLARE_RT_SVC(
- gxbb_sip_handler,
-
- OEN_SIP_START,
- OEN_SIP_END,
- SMC_TYPE_FAST,
- NULL,
- gxbb_sip_handler
-);
+++ /dev/null
-/*
- * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-#include <stdint.h>
-
-#include "gxbb_private.h"
-
-static int32_t modules_initialized = -1;
-
-/*******************************************************************************
- * Unknown commands related to something thermal-related
- ******************************************************************************/
-void gxbb_thermal_unknown(void)
-{
- uint16_t ret;
-
- if (modules_initialized == -1) {
- scpi_efuse_read(&ret, 0, 2);
- modules_initialized = ret;
- }
-
- scpi_unknown_thermal(10, 2, /* thermal */
- 13, 1); /* thermalver */
-}
+++ /dev/null
-/*
- * Copyright (c) 2015-2018, ARM Limited and Contributors. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-#include <stdint.h>
-
-#include <platform_def.h>
-
-#include <arch.h>
-
-#include "gxbb_private.h"
-
-/* The power domain tree descriptor */
-static unsigned char power_domain_tree_desc[] = {
- /* Number of root nodes */
- PLATFORM_CLUSTER_COUNT,
- /* Number of children for the first node */
- PLATFORM_CLUSTER0_CORE_COUNT
-};
-
-/*******************************************************************************
- * This function returns the ARM default topology tree information.
- ******************************************************************************/
-const unsigned char *plat_get_power_domain_tree_desc(void)
-{
- return 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;
-
- if (cpu_id >= PLATFORM_MAX_CPUS_PER_CLUSTER)
- return -1;
-
- return plat_gxbb_calc_core_pos(mpidr);
-}
+++ /dev/null
-/*
- * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-#ifndef PLAT_MACROS_S
-#define PLAT_MACROS_S
-
-#include <drivers/arm/gicv2.h>
-#include <platform_def.h>
-
-.section .rodata.gic_reg_name, "aS"
-
-gicc_regs:
- .asciz "gicc_hppir", "gicc_ahppir", "gicc_ctlr", ""
-gicd_pend_reg:
- .asciz "gicd_ispendr regs (Offsets 0x200 - 0x278)\n Offset:\t\t\tvalue\n"
-newline:
- .asciz "\n"
-spacer:
- .asciz ":\t\t0x"
-
- /* ---------------------------------------------
- * The below required platform porting macro
- * prints out relevant GIC and CCI registers
- * whenever an unhandled exception is taken in
- * BL31.
- * Clobbers: x0 - x10, x16, x17, sp
- * ---------------------------------------------
- */
- .macro plat_crash_print_regs
-
- /* GICC registers */
-
- mov_imm x17, GXBB_GICC_BASE
-
- adr x6, gicc_regs
- ldr w8, [x17, #GICC_HPPIR]
- ldr w9, [x17, #GICC_AHPPIR]
- ldr w10, [x17, #GICC_CTLR]
- bl str_in_crash_buf_print
-
- /* GICD registers */
-
- mov_imm x16, GXBB_GICD_BASE
-
- add x7, x16, #GICD_ISPENDR
- adr x4, gicd_pend_reg
- bl asm_print_str
-
-gicd_ispendr_loop:
- sub x4, x7, x16
- cmp x4, #0x280
- b.eq exit_print_gic_regs
- bl asm_print_hex
-
- adr x4, spacer
- bl asm_print_str
-
- ldr x4, [x7], #8
- bl asm_print_hex
-
- adr x4, newline
- bl asm_print_str
- b gicd_ispendr_loop
-exit_print_gic_regs:
-
- .endm
-
-#endif /* PLAT_MACROS_S */
+++ /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 <arch.h>
-#include <lib/utils_def.h>
-
-#include "../gxbb_def.h"
-
-#define PLATFORM_LINKER_FORMAT "elf64-littleaarch64"
-#define PLATFORM_LINKER_ARCH aarch64
-
-/* Special value used to verify platform parameters from BL2 to BL31 */
-#define GXBB_BL31_PLAT_PARAM_VAL ULL(0x0F1E2D3C4B5A6978)
-
-#define PLATFORM_STACK_SIZE UL(0x1000)
-
-#define PLATFORM_MAX_CPUS_PER_CLUSTER U(4)
-#define PLATFORM_CLUSTER_COUNT U(1)
-#define PLATFORM_CLUSTER0_CORE_COUNT PLATFORM_MAX_CPUS_PER_CLUSTER
-#define PLATFORM_CORE_COUNT PLATFORM_CLUSTER0_CORE_COUNT
-
-#define GXBB_PRIMARY_CPU U(0)
-
-#define PLAT_MAX_PWR_LVL MPIDR_AFFLVL1
-#define PLAT_NUM_PWR_DOMAINS (PLATFORM_CLUSTER_COUNT + \
- PLATFORM_CORE_COUNT)
-
-#define PLAT_MAX_RET_STATE U(1)
-#define PLAT_MAX_OFF_STATE U(2)
-
-/* Local power state for power domains in Run state. */
-#define PLAT_LOCAL_STATE_RUN U(0)
-/* Local power state for retention. Valid only for CPU power domains */
-#define PLAT_LOCAL_STATE_RET U(1)
-/* Local power state for power-down. Valid for CPU and cluster power domains. */
-#define PLAT_LOCAL_STATE_OFF U(2)
-
-/*
- * Macros used to parse state information from State-ID if it is using the
- * recommended encoding for State-ID.
- */
-#define PLAT_LOCAL_PSTATE_WIDTH U(4)
-#define PLAT_LOCAL_PSTATE_MASK ((U(1) << PLAT_LOCAL_PSTATE_WIDTH) - 1)
-
-/*
- * Some data must be aligned on the biggest cache line size in the platform.
- * This is known only to the platform as it might have a combination of
- * integrated and external caches.
- */
-#define CACHE_WRITEBACK_SHIFT U(6)
-#define CACHE_WRITEBACK_GRANULE (U(1) << CACHE_WRITEBACK_SHIFT)
-
-/* Memory-related defines */
-#define PLAT_PHY_ADDR_SPACE_SIZE (ULL(1) << 32)
-#define PLAT_VIRT_ADDR_SPACE_SIZE (ULL(1) << 32)
-
-#define MAX_MMAP_REGIONS 12
-#define MAX_XLAT_TABLES 5
-
-#endif /* PLATFORM_DEF_H */
+++ /dev/null
-#
-# Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
-#
-# SPDX-License-Identifier: BSD-3-Clause
-#
-
-include lib/xlat_tables_v2/xlat_tables.mk
-
-PLAT_INCLUDES := -Iplat/meson/gxbb/include
-
-GXBB_GIC_SOURCES := drivers/arm/gic/common/gic_common.c \
- drivers/arm/gic/v2/gicv2_main.c \
- drivers/arm/gic/v2/gicv2_helpers.c \
- plat/common/plat_gicv2.c
-
-PLAT_BL_COMMON_SOURCES := drivers/meson/console/aarch64/meson_console.S \
- plat/meson/gxbb/gxbb_common.c \
- plat/meson/gxbb/gxbb_topology.c \
- ${XLAT_TABLES_LIB_SRCS}
-
-BL31_SOURCES += lib/cpus/aarch64/cortex_a53.S \
- plat/common/plat_psci_common.c \
- plat/meson/gxbb/aarch64/gxbb_helpers.S \
- plat/meson/gxbb/gxbb_bl31_setup.c \
- plat/meson/gxbb/gxbb_efuse.c \
- plat/meson/gxbb/gxbb_mhu.c \
- plat/meson/gxbb/gxbb_pm.c \
- plat/meson/gxbb/gxbb_scpi.c \
- plat/meson/gxbb/gxbb_sip_svc.c \
- plat/meson/gxbb/gxbb_thermal.c \
- ${GXBB_GIC_SOURCES}
-
-# Tune compiler for Cortex-A53
-ifeq ($(notdir $(CC)),armclang)
- TF_CFLAGS_aarch64 += -mcpu=cortex-a53
-else ifneq ($(findstring clang,$(notdir $(CC))),)
- TF_CFLAGS_aarch64 += -mcpu=cortex-a53
-else
- TF_CFLAGS_aarch64 += -mtune=cortex-a53
-endif
-
-# Build config flags
-# ------------------
-
-# Enable all errata workarounds for Cortex-A53
-ERRATA_A53_826319 := 1
-ERRATA_A53_835769 := 1
-ERRATA_A53_836870 := 1
-ERRATA_A53_843419 := 1
-ERRATA_A53_855873 := 1
-
-WORKAROUND_CVE_2017_5715 := 0
-
-# Have different sections for code and rodata
-SEPARATE_CODE_AND_RODATA := 1
-
-# Use Coherent memory
-USE_COHERENT_MEM := 1
-
-# Verify build config
-# -------------------
-
-ifneq (${RESET_TO_BL31}, 0)
- $(error Error: gxbb needs RESET_TO_BL31=0)
-endif
-
-ifeq (${ARCH},aarch32)
- $(error Error: AArch32 not supported on gxbb)
-endif
+++ /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 <assert_macros.S>
-#include <platform_def.h>
-
- .globl plat_crash_console_flush
- .globl plat_crash_console_init
- .globl plat_crash_console_putc
- .globl platform_mem_init
- .globl plat_is_my_cpu_primary
- .globl plat_my_core_pos
- .globl plat_reset_handler
- .globl plat_gxbb_calc_core_pos
-
- /* -----------------------------------------------------
- * unsigned int plat_my_core_pos(void);
- * -----------------------------------------------------
- */
-func plat_my_core_pos
- mrs x0, mpidr_el1
- b plat_gxbb_calc_core_pos
-endfunc plat_my_core_pos
-
- /* -----------------------------------------------------
- * unsigned int plat_gxbb_calc_core_pos(u_register_t mpidr);
- * -----------------------------------------------------
- */
-func plat_gxbb_calc_core_pos
- and x0, x0, #MPIDR_CPU_MASK
- ret
-endfunc plat_gxbb_calc_core_pos
-
- /* -----------------------------------------------------
- * unsigned int plat_is_my_cpu_primary(void);
- * -----------------------------------------------------
- */
-func plat_is_my_cpu_primary
- mrs x0, mpidr_el1
- and x0, x0, #(MPIDR_CLUSTER_MASK | MPIDR_CPU_MASK)
- cmp x0, #GXBB_PRIMARY_CPU
- cset w0, eq
- ret
-endfunc plat_is_my_cpu_primary
-
- /* ---------------------------------------------
- * void platform_mem_init(void);
- * ---------------------------------------------
- */
-func platform_mem_init
- ret
-endfunc platform_mem_init
-
- /* ---------------------------------------------
- * int plat_crash_console_init(void)
- * ---------------------------------------------
- */
-func plat_crash_console_init
- mov_imm x0, GXBB_UART0_AO_BASE
- mov_imm x1, GXBB_UART0_AO_CLK_IN_HZ
- mov_imm x2, GXBB_UART_BAUDRATE
- b console_meson_init
-endfunc plat_crash_console_init
-
- /* ---------------------------------------------
- * int plat_crash_console_putc(int c)
- * Clobber list : x1, x2
- * ---------------------------------------------
- */
-func plat_crash_console_putc
- mov_imm x1, GXBB_UART0_AO_BASE
- b console_meson_core_putc
-endfunc plat_crash_console_putc
-
- /* ---------------------------------------------
- * int plat_crash_console_flush()
- * Out : return -1 on error else return 0.
- * Clobber list : x0, x1
- * ---------------------------------------------
- */
-func plat_crash_console_flush
- mov_imm x0, GXBB_UART0_AO_BASE
- b console_meson_core_flush
-endfunc plat_crash_console_flush
-
- /* ---------------------------------------------
- * void plat_reset_handler(void);
- * ---------------------------------------------
- */
-func plat_reset_handler
- ret
-endfunc plat_reset_handler
+++ /dev/null
-/*
- * Copyright (c) 2018-2019, ARM Limited and Contributors. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-#include <assert.h>
-#include <common/bl_common.h>
-#include <drivers/arm/gicv2.h>
-#include <common/interrupt_props.h>
-#include <plat/common/platform.h>
-#include <platform_def.h>
-#include <lib/mmio.h>
-#include <lib/xlat_tables/xlat_mmu_helpers.h>
-
-#include "gxl_private.h"
-
-/*
- * Placeholder variables for copying the arguments that have been passed to
- * BL31 from BL2.
- */
-static entry_point_info_t bl33_image_ep_info;
-static image_info_t bl30_image_info;
-static image_info_t bl301_image_info;
-
-/*******************************************************************************
- * Return a pointer to the 'entry_point_info' structure of the next image for
- * the security state specified. BL33 corresponds to the non-secure image type
- * while BL32 corresponds to the secure image type. A NULL pointer is returned
- * if the image does not exist.
- ******************************************************************************/
-entry_point_info_t *bl31_plat_get_next_image_ep_info(uint32_t type)
-{
- entry_point_info_t *next_image_info;
-
- assert(type == NON_SECURE);
-
- next_image_info = &bl33_image_ep_info;
-
- /* None of the images can have 0x0 as the entrypoint. */
- if (next_image_info->pc != 0U) {
- return next_image_info;
- } else {
- return NULL;
- }
-}
-
-/*******************************************************************************
- * Perform any BL31 early platform setup. Here is an opportunity to copy
- * parameters passed by the calling EL (S-EL1 in BL2 & S-EL3 in BL1) before
- * they are lost (potentially). This needs to be done before the MMU is
- * initialized so that the memory layout can be used while creating page
- * tables. BL2 has flushed this information to memory, so we are guaranteed
- * to pick up good data.
- ******************************************************************************/
-struct gxl_bl31_param {
- param_header_t h;
- image_info_t *bl31_image_info;
- entry_point_info_t *bl32_ep_info;
- image_info_t *bl32_image_info;
- entry_point_info_t *bl33_ep_info;
- image_info_t *bl33_image_info;
- image_info_t *scp_image_info[];
-};
-
-void bl31_early_platform_setup2(u_register_t arg0, u_register_t arg1,
- u_register_t arg2, u_register_t arg3)
-{
- struct gxl_bl31_param *from_bl2;
-
- /* Initialize the console to provide early debug support */
- gxbb_console_init();
-
- /* Check that params passed from BL2 are not NULL. */
- from_bl2 = (struct gxl_bl31_param *) arg0;
-
- /* Check params passed from BL2 are not NULL. */
- assert(from_bl2 != NULL);
- assert(from_bl2->h.type == PARAM_BL31);
- assert(from_bl2->h.version >= VERSION_1);
-
- /*
- * Copy BL33 entry point information. It is stored in Secure RAM, in
- * BL2's address space.
- */
- bl33_image_ep_info = *from_bl2->bl33_ep_info;
-
- if (bl33_image_ep_info.pc == 0U) {
- ERROR("BL31: BL33 entrypoint not obtained from BL2\n");
- panic();
- }
-
- bl30_image_info = *from_bl2->scp_image_info[0];
- bl301_image_info = *from_bl2->scp_image_info[1];
-}
-
-void bl31_plat_arch_setup(void)
-{
- gxbb_setup_page_tables();
-
- enable_mmu_el3(0);
-}
-
-static inline bool gxl_scp_ready(void)
-{
- return GXBB_AO_RTI_SCP_IS_READY(mmio_read_32(GXBB_AO_RTI_SCP_STAT));
-}
-
-static inline void gxl_scp_boot(void)
-{
- scpi_upload_scp_fw(bl30_image_info.image_base,
- bl30_image_info.image_size, 0);
- scpi_upload_scp_fw(bl301_image_info.image_base,
- bl301_image_info.image_size, 1);
- while (!gxl_scp_ready())
- ;
-}
-
-/*******************************************************************************
- * GICv2 driver setup information
- ******************************************************************************/
-static const interrupt_prop_t gxbb_interrupt_props[] = {
- INTR_PROP_DESC(IRQ_SEC_PHY_TIMER, GIC_HIGHEST_SEC_PRIORITY,
- GICV2_INTR_GROUP0, GIC_INTR_CFG_LEVEL),
- INTR_PROP_DESC(IRQ_SEC_SGI_0, GIC_HIGHEST_SEC_PRIORITY,
- GICV2_INTR_GROUP0, GIC_INTR_CFG_LEVEL),
- INTR_PROP_DESC(IRQ_SEC_SGI_1, GIC_HIGHEST_SEC_PRIORITY,
- GICV2_INTR_GROUP0, GIC_INTR_CFG_LEVEL),
- INTR_PROP_DESC(IRQ_SEC_SGI_2, GIC_HIGHEST_SEC_PRIORITY,
- GICV2_INTR_GROUP0, GIC_INTR_CFG_LEVEL),
- INTR_PROP_DESC(IRQ_SEC_SGI_3, GIC_HIGHEST_SEC_PRIORITY,
- GICV2_INTR_GROUP0, GIC_INTR_CFG_LEVEL),
- INTR_PROP_DESC(IRQ_SEC_SGI_4, GIC_HIGHEST_SEC_PRIORITY,
- GICV2_INTR_GROUP0, GIC_INTR_CFG_LEVEL),
- INTR_PROP_DESC(IRQ_SEC_SGI_5, GIC_HIGHEST_SEC_PRIORITY,
- GICV2_INTR_GROUP0, GIC_INTR_CFG_LEVEL),
- INTR_PROP_DESC(IRQ_SEC_SGI_6, GIC_HIGHEST_SEC_PRIORITY,
- GICV2_INTR_GROUP0, GIC_INTR_CFG_LEVEL),
- INTR_PROP_DESC(IRQ_SEC_SGI_7, GIC_HIGHEST_SEC_PRIORITY,
- GICV2_INTR_GROUP0, GIC_INTR_CFG_LEVEL),
-};
-
-static const gicv2_driver_data_t gxbb_gic_data = {
- .gicd_base = GXBB_GICD_BASE,
- .gicc_base = GXBB_GICC_BASE,
- .interrupt_props = gxbb_interrupt_props,
- .interrupt_props_num = ARRAY_SIZE(gxbb_interrupt_props),
-};
-
-void bl31_platform_setup(void)
-{
- mhu_secure_init();
-
- gicv2_driver_init(&gxbb_gic_data);
- gicv2_distif_init();
- gicv2_pcpu_distif_init();
- gicv2_cpuif_enable();
-
- gxl_scp_boot();
-
- gxbb_thermal_unknown();
-}
+++ /dev/null
-/*
- * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-#include <assert.h>
-#include <common/bl_common.h>
-#include <common/debug.h>
-#include <common/ep_info.h>
-#include <bl31/interrupt_mgmt.h>
-#include <meson_console.h>
-#include <lib/mmio.h>
-#include <platform_def.h>
-#include <stdint.h>
-#include <lib/xlat_tables/xlat_tables_v2.h>
-
-/*******************************************************************************
- * Platform memory map regions
- ******************************************************************************/
-#define MAP_NSDRAM0 MAP_REGION_FLAT(GXBB_NSDRAM0_BASE, \
- GXBB_NSDRAM0_SIZE, \
- MT_MEMORY | MT_RW | MT_NS)
-
-#define MAP_NSDRAM1 MAP_REGION_FLAT(GXBB_NSDRAM1_BASE, \
- GXBB_NSDRAM1_SIZE, \
- MT_MEMORY | MT_RW | MT_NS)
-
-#define MAP_SEC_DEVICE0 MAP_REGION_FLAT(GXBB_SEC_DEVICE0_BASE, \
- GXBB_SEC_DEVICE0_SIZE, \
- MT_DEVICE | MT_RW | MT_SECURE)
-
-#define MAP_SEC_DEVICE1 MAP_REGION_FLAT(GXBB_SEC_DEVICE1_BASE, \
- GXBB_SEC_DEVICE1_SIZE, \
- MT_DEVICE | MT_RW | MT_SECURE)
-
-#define MAP_TZRAM MAP_REGION_FLAT(GXBB_TZRAM_BASE, \
- GXBB_TZRAM_SIZE, \
- MT_DEVICE | MT_RW | MT_SECURE)
-
-#define MAP_SEC_DEVICE2 MAP_REGION_FLAT(GXBB_SEC_DEVICE2_BASE, \
- GXBB_SEC_DEVICE2_SIZE, \
- MT_DEVICE | MT_RW | MT_SECURE)
-
-#define MAP_SEC_DEVICE3 MAP_REGION_FLAT(GXBB_SEC_DEVICE3_BASE, \
- GXBB_SEC_DEVICE3_SIZE, \
- MT_DEVICE | MT_RW | MT_SECURE)
-
-static const mmap_region_t gxbb_mmap[] = {
- MAP_NSDRAM0,
- MAP_NSDRAM1,
- MAP_SEC_DEVICE0,
- MAP_SEC_DEVICE1,
- MAP_TZRAM,
- MAP_SEC_DEVICE2,
- MAP_SEC_DEVICE3,
- {0}
-};
-
-/*******************************************************************************
- * Per-image regions
- ******************************************************************************/
-#define MAP_BL31 MAP_REGION_FLAT(BL31_BASE, \
- BL31_END - BL31_BASE, \
- MT_MEMORY | MT_RW | MT_SECURE)
-
-#define MAP_BL_CODE MAP_REGION_FLAT(BL_CODE_BASE, \
- BL_CODE_END - BL_CODE_BASE, \
- MT_CODE | MT_SECURE)
-
-#define MAP_BL_RO_DATA MAP_REGION_FLAT(BL_RO_DATA_BASE, \
- BL_RO_DATA_END - BL_RO_DATA_BASE, \
- MT_RO_DATA | MT_SECURE)
-
-#define MAP_BL_COHERENT MAP_REGION_FLAT(BL_COHERENT_RAM_BASE, \
- BL_COHERENT_RAM_END - BL_COHERENT_RAM_BASE, \
- MT_DEVICE | MT_RW | MT_SECURE)
-
-/*******************************************************************************
- * Function that sets up the translation tables.
- ******************************************************************************/
-void gxbb_setup_page_tables(void)
-{
-#if IMAGE_BL31
- const mmap_region_t gxbb_bl_mmap[] = {
- MAP_BL31,
- MAP_BL_CODE,
- MAP_BL_RO_DATA,
-#if USE_COHERENT_MEM
- MAP_BL_COHERENT,
-#endif
- {0}
- };
-#endif
-
- mmap_add(gxbb_bl_mmap);
-
- mmap_add(gxbb_mmap);
-
- init_xlat_tables();
-}
-
-/*******************************************************************************
- * Function that sets up the console
- ******************************************************************************/
-static console_meson_t gxbb_console;
-
-void gxbb_console_init(void)
-{
- int rc = console_meson_register(GXBB_UART0_AO_BASE,
- GXBB_UART0_AO_CLK_IN_HZ,
- GXBB_UART_BAUDRATE,
- &gxbb_console);
- if (rc == 0) {
- /*
- * The crash console doesn't use the multi console API, it uses
- * the core console functions directly. It is safe to call panic
- * and let it print debug information.
- */
- panic();
- }
-
- console_set_scope(&gxbb_console.console,
- CONSOLE_FLAG_BOOT | CONSOLE_FLAG_RUNTIME);
-}
-
-/*******************************************************************************
- * Function that returns the system counter frequency
- ******************************************************************************/
-unsigned int plat_get_syscnt_freq2(void)
-{
- uint32_t val;
-
- val = mmio_read_32(GXBB_SYS_CPU_CFG7);
- val &= 0xFDFFFFFF;
- mmio_write_32(GXBB_SYS_CPU_CFG7, val);
-
- val = mmio_read_32(GXBB_AO_TIMESTAMP_CNTL);
- val &= 0xFFFFFE00;
- mmio_write_32(GXBB_AO_TIMESTAMP_CNTL, val);
-
- return GXBB_OSC24M_CLK_IN_HZ;
-}
+++ /dev/null
-/*
- * Copyright (c) 2018-2019, ARM Limited and Contributors. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-#ifndef GXBB_DEF_H
-#define GXBB_DEF_H
-
-#include <lib/utils_def.h>
-
-/*******************************************************************************
- * System oscillator
- ******************************************************************************/
-#define GXBB_OSC24M_CLK_IN_HZ ULL(24000000) /* 24 MHz */
-
-/*******************************************************************************
- * Memory regions
- ******************************************************************************/
-#define GXBB_NSDRAM0_BASE UL(0x01000000)
-#define GXBB_NSDRAM0_SIZE UL(0x0F000000)
-
-#define GXBB_NSDRAM1_BASE UL(0x10000000)
-#define GXBB_NSDRAM1_SIZE UL(0x00100000)
-
-#define BL31_BASE UL(0x05100000)
-#define BL31_SIZE UL(0x000C0000)
-#define BL31_LIMIT (BL31_BASE + BL31_SIZE)
-
-/* Shared memory used for SMC services */
-#define GXBB_SHARE_MEM_INPUT_BASE UL(0x050FE000)
-#define GXBB_SHARE_MEM_OUTPUT_BASE UL(0x050FF000)
-
-#define GXBB_SEC_DEVICE0_BASE UL(0xC0000000)
-#define GXBB_SEC_DEVICE0_SIZE UL(0x09000000)
-
-#define GXBB_SEC_DEVICE1_BASE UL(0xD0040000)
-#define GXBB_SEC_DEVICE1_SIZE UL(0x00008000)
-
-#define GXBB_TZRAM_BASE UL(0xD9000000)
-#define GXBB_TZRAM_SIZE UL(0x00014000)
-/* Top 0xC000 bytes (up to 0xD9020000) used by BL2 */
-
-/* Mailboxes */
-#define GXBB_MHU_SECURE_SCP_TO_AP_PAYLOAD UL(0xD9013800)
-#define GXBB_MHU_SECURE_AP_TO_SCP_PAYLOAD UL(0xD9013A00)
-#define GXBB_PSCI_MAILBOX_BASE UL(0xD9013F00)
-
-// * [ 1K] 0xD901_3800 - 0xD901_3BFF Secure Mailbox (3)
-// * [ 1K] 0xD901_3400 - 0xD901_37FF High Mailbox (2) *
-// * [ 1K] 0xD901_3000 - 0xD901_33FF High Mailbox (1) *
-
-#define GXBB_TZROM_BASE UL(0xD9040000)
-#define GXBB_TZROM_SIZE UL(0x00010000)
-
-#define GXBB_SEC_DEVICE2_BASE UL(0xDA000000)
-#define GXBB_SEC_DEVICE2_SIZE UL(0x00200000)
-
-#define GXBB_SEC_DEVICE3_BASE UL(0xDA800000)
-#define GXBB_SEC_DEVICE3_SIZE UL(0x00200000)
-
-/*******************************************************************************
- * GIC-400 and interrupt handling related constants
- ******************************************************************************/
-#define GXBB_GICD_BASE UL(0xC4301000)
-#define GXBB_GICC_BASE UL(0xC4302000)
-
-#define IRQ_SEC_PHY_TIMER 29
-
-#define IRQ_SEC_SGI_0 8
-#define IRQ_SEC_SGI_1 9
-#define IRQ_SEC_SGI_2 10
-#define IRQ_SEC_SGI_3 11
-#define IRQ_SEC_SGI_4 12
-#define IRQ_SEC_SGI_5 13
-#define IRQ_SEC_SGI_6 14
-#define IRQ_SEC_SGI_7 15
-
-/*******************************************************************************
- * UART definitions
- ******************************************************************************/
-#define GXBB_UART0_AO_BASE UL(0xC81004C0)
-#define GXBB_UART0_AO_CLK_IN_HZ GXBB_OSC24M_CLK_IN_HZ
-#define GXBB_UART_BAUDRATE U(115200)
-
-/*******************************************************************************
- * Memory-mapped I/O Registers
- ******************************************************************************/
-#define GXBB_AO_TIMESTAMP_CNTL UL(0xC81000B4)
-
-#define GXBB_SYS_CPU_CFG7 UL(0xC8834664)
-
-#define GXBB_AO_RTI_STATUS_REG3 UL(0xDA10001C)
-#define GXBB_AO_RTI_SCP_STAT UL(0xDA10023C)
-#define GXBB_AO_RTI_SCP_READY_OFF U(0x14)
-#define GXBB_A0_RTI_SCP_READY_MASK U(3)
-#define GXBB_AO_RTI_SCP_IS_READY(v) \
- ((((v) >> GXBB_AO_RTI_SCP_READY_OFF) & \
- GXBB_A0_RTI_SCP_READY_MASK) == GXBB_A0_RTI_SCP_READY_MASK)
-
-#define GXBB_HIU_MAILBOX_SET_0 UL(0xDA83C404)
-#define GXBB_HIU_MAILBOX_STAT_0 UL(0xDA83C408)
-#define GXBB_HIU_MAILBOX_CLR_0 UL(0xDA83C40C)
-#define GXBB_HIU_MAILBOX_SET_3 UL(0xDA83C428)
-#define GXBB_HIU_MAILBOX_STAT_3 UL(0xDA83C42C)
-#define GXBB_HIU_MAILBOX_CLR_3 UL(0xDA83C430)
-
-/*******************************************************************************
- * System Monitor Call IDs and arguments
- ******************************************************************************/
-#define GXBB_SM_GET_SHARE_MEM_INPUT_BASE U(0x82000020)
-#define GXBB_SM_GET_SHARE_MEM_OUTPUT_BASE U(0x82000021)
-
-#define GXBB_SM_EFUSE_READ U(0x82000030)
-#define GXBB_SM_EFUSE_USER_MAX U(0x82000033)
-
-#define GXBB_SM_JTAG_ON U(0x82000040)
-#define GXBB_SM_JTAG_OFF U(0x82000041)
-
-#define GXBB_JTAG_STATE_ON U(0)
-#define GXBB_JTAG_STATE_OFF U(1)
-
-#define GXBB_JTAG_M3_AO U(0)
-#define GXBB_JTAG_M3_EE U(1)
-#define GXBB_JTAG_A53_AO U(2)
-#define GXBB_JTAG_A53_EE U(3)
-
-#endif /* GXBB_DEF_H */
+++ /dev/null
-/*
- * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-#include <stdint.h>
-
-#include "gxl_private.h"
-
-#define EFUSE_BASE 0x140
-#define EFUSE_SIZE 0xC0
-
-uint64_t gxbb_efuse_read(void *dst, uint32_t offset, uint32_t size)
-{
- if ((uint64_t)(offset + size) > (uint64_t)EFUSE_SIZE)
- return 0;
-
- return scpi_efuse_read(dst, offset + EFUSE_BASE, size);
-}
-
-uint64_t gxbb_efuse_user_max(void)
-{
- return EFUSE_SIZE;
-}
+++ /dev/null
-/*
- * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-#include <lib/bakery_lock.h>
-#include <lib/mmio.h>
-#include <platform_def.h>
-
-static DEFINE_BAKERY_LOCK(mhu_lock);
-
-void mhu_secure_message_start(void)
-{
- bakery_lock_get(&mhu_lock);
-
- while (mmio_read_32(GXBB_HIU_MAILBOX_STAT_3) != 0)
- ;
-}
-
-void mhu_secure_message_send(uint32_t msg)
-{
- mmio_write_32(GXBB_HIU_MAILBOX_SET_3, msg);
-
- while (mmio_read_32(GXBB_HIU_MAILBOX_STAT_3) != 0)
- ;
-}
-
-uint32_t mhu_secure_message_wait(void)
-{
- uint32_t val;
-
- do {
- val = mmio_read_32(GXBB_HIU_MAILBOX_STAT_0);
- } while (val == 0);
-
- return val;
-}
-
-void mhu_secure_message_end(void)
-{
- mmio_write_32(GXBB_HIU_MAILBOX_CLR_0, 0xFFFFFFFF);
-
- bakery_lock_release(&mhu_lock);
-}
-
-void mhu_secure_init(void)
-{
- bakery_lock_init(&mhu_lock);
-
- mmio_write_32(GXBB_HIU_MAILBOX_CLR_3, 0xFFFFFFFF);
-}
+++ /dev/null
-/*
- * Copyright (c) 2018-2019, ARM Limited and Contributors. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-#include <arch_helpers.h>
-#include <assert.h>
-#include <drivers/console.h>
-#include <common/debug.h>
-#include <errno.h>
-#include <drivers/arm/gicv2.h>
-#include <lib/mmio.h>
-#include <plat/common/platform.h>
-#include <platform_def.h>
-#include <lib/psci/psci.h>
-
-#include "gxl_private.h"
-
-#define SCPI_POWER_ON 0
-#define SCPI_POWER_RETENTION 1
-#define SCPI_POWER_OFF 3
-
-#define SCPI_SYSTEM_SHUTDOWN 0
-#define SCPI_SYSTEM_REBOOT 1
-
-static uintptr_t gxbb_sec_entrypoint;
-static volatile uint32_t gxbb_cpu0_go;
-
-static void gxl_pm_set_reset_addr(u_register_t mpidr, uint64_t value)
-{
- unsigned int core = plat_gxbb_calc_core_pos(mpidr);
- uintptr_t cpu_mailbox_addr = GXBB_PSCI_MAILBOX_BASE + (core << 4);
-
- mmio_write_64(cpu_mailbox_addr, value);
-}
-
-static void gxl_pm_reset(u_register_t mpidr)
-{
- unsigned int core = plat_gxbb_calc_core_pos(mpidr);
- uintptr_t cpu_mailbox_addr = GXBB_PSCI_MAILBOX_BASE + (core << 4) + 8;
-
- mmio_write_32(cpu_mailbox_addr, 0);
-}
-
-static void __dead2 gxbb_system_reset(void)
-{
- INFO("BL31: PSCI_SYSTEM_RESET\n");
-
- u_register_t mpidr = read_mpidr_el1();
- uint32_t status = mmio_read_32(GXBB_AO_RTI_STATUS_REG3);
- int ret;
-
- NOTICE("BL31: Reboot reason: 0x%x\n", status);
-
- status &= 0xFFFF0FF0;
-
- console_flush();
-
- mmio_write_32(GXBB_AO_RTI_STATUS_REG3, status);
-
- ret = scpi_sys_power_state(SCPI_SYSTEM_REBOOT);
-
- if (ret != 0) {
- ERROR("BL31: PSCI_SYSTEM_RESET: SCP error: %i\n", ret);
- panic();
- }
-
- gxl_pm_reset(mpidr);
-
- wfi();
-
- ERROR("BL31: PSCI_SYSTEM_RESET: Operation not handled\n");
- panic();
-}
-
-static void __dead2 gxbb_system_off(void)
-{
- INFO("BL31: PSCI_SYSTEM_OFF\n");
-
- u_register_t mpidr = read_mpidr_el1();
- int ret;
-
- ret = scpi_sys_power_state(SCPI_SYSTEM_SHUTDOWN);
-
- if (ret != 0) {
- ERROR("BL31: PSCI_SYSTEM_OFF: SCP error %i\n", ret);
- panic();
- }
-
- gxl_pm_set_reset_addr(mpidr, 0);
- gxl_pm_reset(mpidr);
-
- wfi();
-
- ERROR("BL31: PSCI_SYSTEM_OFF: Operation not handled\n");
- panic();
-}
-
-static int32_t gxbb_pwr_domain_on(u_register_t mpidr)
-{
- unsigned int core = plat_gxbb_calc_core_pos(mpidr);
-
- /* CPU0 can't be turned OFF, emulate it with a WFE loop */
- if (core == GXBB_PRIMARY_CPU) {
- VERBOSE("BL31: Releasing CPU0 from wait loop...\n");
-
- gxbb_cpu0_go = 1;
- flush_dcache_range((uintptr_t)&gxbb_cpu0_go,
- sizeof(gxbb_cpu0_go));
- dsb();
- isb();
-
- sev();
-
- return PSCI_E_SUCCESS;
- }
-
- gxl_pm_set_reset_addr(mpidr, gxbb_sec_entrypoint);
- scpi_set_css_power_state(mpidr,
- SCPI_POWER_ON, SCPI_POWER_ON, SCPI_POWER_ON);
- dmbsy();
- sev();
-
- return PSCI_E_SUCCESS;
-}
-
-static void gxbb_pwr_domain_on_finish(const psci_power_state_t *target_state)
-{
- unsigned int core = plat_gxbb_calc_core_pos(read_mpidr_el1());
-
- assert(target_state->pwr_domain_state[MPIDR_AFFLVL0] ==
- PLAT_LOCAL_STATE_OFF);
-
- if (core == GXBB_PRIMARY_CPU) {
- gxbb_cpu0_go = 0;
- flush_dcache_range((uintptr_t)&gxbb_cpu0_go,
- sizeof(gxbb_cpu0_go));
- dsb();
- isb();
- }
-
- gicv2_pcpu_distif_init();
- gicv2_cpuif_enable();
-}
-
-static void gxbb_pwr_domain_off(const psci_power_state_t *target_state)
-{
- u_register_t mpidr = read_mpidr_el1();
- unsigned int core = plat_gxbb_calc_core_pos(mpidr);
-
- gicv2_cpuif_disable();
-
- /* CPU0 can't be turned OFF, emulate it with a WFE loop */
- if (core == GXBB_PRIMARY_CPU)
- return;
-
- scpi_set_css_power_state(mpidr,
- SCPI_POWER_OFF, SCPI_POWER_ON, SCPI_POWER_ON);
-}
-
-static void __dead2 gxbb_pwr_domain_pwr_down_wfi(const psci_power_state_t
- *target_state)
-{
- u_register_t mpidr = read_mpidr_el1();
- unsigned int core = plat_gxbb_calc_core_pos(mpidr);
-
- /* CPU0 can't be turned OFF, emulate it with a WFE loop */
- if (core == GXBB_PRIMARY_CPU) {
- VERBOSE("BL31: CPU0 entering wait loop...\n");
-
- while (gxbb_cpu0_go == 0)
- wfe();
-
- VERBOSE("BL31: CPU0 resumed.\n");
-
- /*
- * Because setting CPU0's warm reset entrypoint through PSCI
- * mailbox and/or mmio mapped RVBAR (0xda834650) does not seem
- * to work, jump to it manually.
- * In order to avoid an assert, mmu has to be disabled.
- */
- disable_mmu_el3();
- ((void(*)(void))gxbb_sec_entrypoint)();
- }
-
- dsbsy();
- gxl_pm_set_reset_addr(mpidr, 0);
- gxl_pm_reset(mpidr);
-
- for (;;)
- wfi();
-}
-
-/*******************************************************************************
- * Platform handlers and setup function.
- ******************************************************************************/
-static const plat_psci_ops_t gxbb_ops = {
- .pwr_domain_on = gxbb_pwr_domain_on,
- .pwr_domain_on_finish = gxbb_pwr_domain_on_finish,
- .pwr_domain_off = gxbb_pwr_domain_off,
- .pwr_domain_pwr_down_wfi = gxbb_pwr_domain_pwr_down_wfi,
- .system_off = gxbb_system_off,
- .system_reset = gxbb_system_reset,
-};
-
-int plat_setup_psci_ops(uintptr_t sec_entrypoint,
- const plat_psci_ops_t **psci_ops)
-{
- gxbb_sec_entrypoint = sec_entrypoint;
- *psci_ops = &gxbb_ops;
- gxbb_cpu0_go = 0;
- return 0;
-}
+++ /dev/null
-/*
- * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-#ifndef GXBB_PRIVATE_H
-#define GXBB_PRIVATE_H
-
-#include <stdint.h>
-#include <stddef.h>
-
-/* Utility functions */
-unsigned int plat_gxbb_calc_core_pos(u_register_t mpidr);
-void gxbb_console_init(void);
-void gxbb_setup_page_tables(void);
-
-/* MHU functions */
-void mhu_secure_message_start(void);
-void mhu_secure_message_send(uint32_t msg);
-uint32_t mhu_secure_message_wait(void);
-void mhu_secure_message_end(void);
-void mhu_secure_init(void);
-
-/* SCPI functions */
-void scpi_set_css_power_state(u_register_t mpidr, uint32_t cpu_state,
- uint32_t cluster_state, uint32_t css_state);
-uint32_t scpi_sys_power_state(uint64_t system_state);
-void scpi_jtag_set_state(uint32_t state, uint8_t select);
-uint32_t scpi_efuse_read(void *dst, uint32_t base, uint32_t size);
-void scpi_unknown_thermal(uint32_t arg0, uint32_t arg1,
- uint32_t arg2, uint32_t arg3);
-void scpi_upload_scp_fw(uintptr_t addr, size_t size, int send);
-
-/* Peripherals */
-void gxbb_thermal_unknown(void);
-uint64_t gxbb_efuse_read(void *dst, uint32_t offset, uint32_t size);
-uint64_t gxbb_efuse_user_max(void);
-
-#endif /* GXBB_PRIVATE_H */
+++ /dev/null
-/*
- * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-#include <assert.h>
-#include <lib/mmio.h>
-#include <plat/common/platform.h>
-#include <platform_def.h>
-#include <string.h>
-#include <crypto/sha_dma.h>
-
-#include "gxl_private.h"
-
-#define SIZE_SHIFT 20
-#define SIZE_MASK 0x1FF
-#define SIZE_FWBLK 0x200UL
-
-/*
- * Note: The Amlogic SCP firmware uses the legacy SCPI protocol.
- */
-#define SCPI_CMD_SET_CSS_POWER_STATE 0x04
-#define SCPI_CMD_SET_SYS_POWER_STATE 0x08
-
-#define SCPI_CMD_JTAG_SET_STATE 0xC0
-#define SCPI_CMD_EFUSE_READ 0xC2
-
-#define SCPI_CMD_COPY_FW 0xd4
-#define SCPI_CMD_SET_FW_ADDR 0xd3
-#define SCPI_CMD_FW_SIZE 0xd2
-
-static inline uint32_t scpi_cmd(uint32_t command, uint32_t size)
-{
- return command | (size << SIZE_SHIFT);
-}
-
-static void scpi_secure_message_send(uint32_t command, uint32_t size)
-{
- mhu_secure_message_send(scpi_cmd(command, size));
-}
-
-uint32_t scpi_secure_message_receive(void **message_out, size_t *size_out)
-{
- uint32_t response = mhu_secure_message_wait();
-
- size_t size = (response >> SIZE_SHIFT) & SIZE_MASK;
-
- response &= ~(SIZE_MASK << SIZE_SHIFT);
-
- if (size_out != NULL)
- *size_out = size;
-
- if (message_out != NULL)
- *message_out = (void *)GXBB_MHU_SECURE_SCP_TO_AP_PAYLOAD;
-
- return response;
-}
-
-void scpi_set_css_power_state(u_register_t mpidr, uint32_t cpu_state,
- uint32_t cluster_state, uint32_t css_state)
-{
- uint32_t state = (mpidr & 0x0F) | /* CPU ID */
- ((mpidr & 0xF00) >> 4) | /* Cluster ID */
- (cpu_state << 8) |
- (cluster_state << 12) |
- (css_state << 16);
-
- mhu_secure_message_start();
- mmio_write_32(GXBB_MHU_SECURE_AP_TO_SCP_PAYLOAD, state);
- mhu_secure_message_send(scpi_cmd(SCPI_CMD_SET_CSS_POWER_STATE, 4));
- mhu_secure_message_wait();
- mhu_secure_message_end();
-}
-
-uint32_t scpi_sys_power_state(uint64_t system_state)
-{
- uint32_t *response;
- size_t size;
-
- mhu_secure_message_start();
- mmio_write_8(GXBB_MHU_SECURE_AP_TO_SCP_PAYLOAD, system_state);
- mhu_secure_message_send(scpi_cmd(SCPI_CMD_SET_SYS_POWER_STATE, 1));
- scpi_secure_message_receive((void *)&response, &size);
- mhu_secure_message_end();
-
- return *response;
-}
-
-void scpi_jtag_set_state(uint32_t state, uint8_t select)
-{
- assert(state <= GXBB_JTAG_STATE_OFF);
-
- if (select > GXBB_JTAG_A53_EE) {
- WARN("BL31: Invalid JTAG select (0x%x).\n", select);
- return;
- }
-
- mhu_secure_message_start();
- mmio_write_32(GXBB_MHU_SECURE_AP_TO_SCP_PAYLOAD,
- (state << 8) | (uint32_t)select);
- mhu_secure_message_send(scpi_cmd(SCPI_CMD_JTAG_SET_STATE, 4));
- mhu_secure_message_wait();
- mhu_secure_message_end();
-}
-
-uint32_t scpi_efuse_read(void *dst, uint32_t base, uint32_t size)
-{
- uint32_t *response;
- size_t resp_size;
-
- if (size > 0x1FC)
- return 0;
-
- mhu_secure_message_start();
- mmio_write_32(GXBB_MHU_SECURE_AP_TO_SCP_PAYLOAD, base);
- mmio_write_32(GXBB_MHU_SECURE_AP_TO_SCP_PAYLOAD + 4, size);
- mhu_secure_message_send(scpi_cmd(SCPI_CMD_EFUSE_READ, 8));
- scpi_secure_message_receive((void *)&response, &resp_size);
- mhu_secure_message_end();
-
- /*
- * response[0] is the size of the response message.
- * response[1 ... N] are the contents.
- */
- if (*response != 0)
- memcpy(dst, response + 1, *response);
-
- return *response;
-}
-
-void scpi_unknown_thermal(uint32_t arg0, uint32_t arg1,
- uint32_t arg2, uint32_t arg3)
-{
- mhu_secure_message_start();
- mmio_write_32(GXBB_MHU_SECURE_AP_TO_SCP_PAYLOAD + 0x0, arg0);
- mmio_write_32(GXBB_MHU_SECURE_AP_TO_SCP_PAYLOAD + 0x4, arg1);
- mmio_write_32(GXBB_MHU_SECURE_AP_TO_SCP_PAYLOAD + 0x8, arg2);
- mmio_write_32(GXBB_MHU_SECURE_AP_TO_SCP_PAYLOAD + 0xC, arg3);
- mhu_secure_message_send(scpi_cmd(0xC3, 16));
- mhu_secure_message_wait();
- mhu_secure_message_end();
-}
-
-static inline void scpi_copy_scp_data(uint8_t *data, size_t len)
-{
- void *dst = (void *)GXBB_MHU_SECURE_AP_TO_SCP_PAYLOAD;
- size_t sz;
-
- mmio_write_32(GXBB_MHU_SECURE_AP_TO_SCP_PAYLOAD, len);
- scpi_secure_message_send(SCPI_CMD_FW_SIZE, len);
- mhu_secure_message_wait();
-
- for (sz = 0; sz < len; sz += SIZE_FWBLK) {
- memcpy(dst, data + sz, MIN(SIZE_FWBLK, len - sz));
- mhu_secure_message_send(SCPI_CMD_COPY_FW);
- }
-}
-
-static inline void scpi_set_scp_addr(uint64_t addr, size_t len)
-{
- volatile uint64_t *dst = (uint64_t *)GXBB_MHU_SECURE_AP_TO_SCP_PAYLOAD;
-
- /*
- * It is ok as GXBB_MHU_SECURE_AP_TO_SCP_PAYLOAD is mapped as
- * non cachable
- */
- *dst = addr;
- scpi_secure_message_send(SCPI_CMD_SET_FW_ADDR, sizeof(addr));
- mhu_secure_message_wait();
-
- mmio_write_32(GXBB_MHU_SECURE_AP_TO_SCP_PAYLOAD, len);
- scpi_secure_message_send(SCPI_CMD_FW_SIZE, len);
- mhu_secure_message_wait();
-}
-
-static inline void scpi_send_fw_hash(uint8_t hash[], size_t len)
-{
- void *dst = (void *)GXBB_MHU_SECURE_AP_TO_SCP_PAYLOAD;
-
- memcpy(dst, hash, len);
- mhu_secure_message_send(0xd0);
- mhu_secure_message_send(0xd1);
- mhu_secure_message_send(0xd5);
- mhu_secure_message_end();
-}
-
-/**
- * Upload a FW to SCP.
- *
- * @param addr: firmware data address
- * @param size: size of firmware
- * @param send: If set, actually copy the firmware in SCP memory otherwise only
- * send the firmware address.
- */
-void scpi_upload_scp_fw(uintptr_t addr, size_t size, int send)
-{
- struct asd_ctx ctx;
-
- asd_sha_init(&ctx, ASM_SHA256);
- asd_sha_update(&ctx, (void *)addr, size);
- asd_sha_finalize(&ctx);
-
- mhu_secure_message_start();
- if (send == 0)
- scpi_set_scp_addr(addr, size);
- else
- scpi_copy_scp_data((void *)addr, size);
-
- scpi_send_fw_hash(ctx.digest, sizeof(ctx.digest));
-}
+++ /dev/null
-/*
- * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-#include <common/debug.h>
-#include <lib/mmio.h>
-#include <platform_def.h>
-#include <common/runtime_svc.h>
-#include <stdint.h>
-
-#include "gxl_private.h"
-
-/*******************************************************************************
- * This function is responsible for handling all SiP calls
- ******************************************************************************/
-static uintptr_t gxbb_sip_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)
-{
- switch (smc_fid) {
-
- case GXBB_SM_GET_SHARE_MEM_INPUT_BASE:
- SMC_RET1(handle, GXBB_SHARE_MEM_INPUT_BASE);
-
- case GXBB_SM_GET_SHARE_MEM_OUTPUT_BASE:
- SMC_RET1(handle, GXBB_SHARE_MEM_OUTPUT_BASE);
-
- case GXBB_SM_EFUSE_READ:
- {
- void *dst = (void *)GXBB_SHARE_MEM_OUTPUT_BASE;
- uint64_t ret = gxbb_efuse_read(dst, (uint32_t)x1, x2);
-
- SMC_RET1(handle, ret);
- }
- case GXBB_SM_EFUSE_USER_MAX:
- SMC_RET1(handle, gxbb_efuse_user_max());
-
- case GXBB_SM_JTAG_ON:
- scpi_jtag_set_state(GXBB_JTAG_STATE_ON, x1);
- SMC_RET1(handle, 0);
-
- case GXBB_SM_JTAG_OFF:
- scpi_jtag_set_state(GXBB_JTAG_STATE_OFF, x1);
- SMC_RET1(handle, 0);
-
- default:
- ERROR("BL31: Unhandled SIP SMC: 0x%08x\n", smc_fid);
- break;
- }
-
- SMC_RET1(handle, SMC_UNK);
-}
-
-DECLARE_RT_SVC(
- gxbb_sip_handler,
-
- OEN_SIP_START,
- OEN_SIP_END,
- SMC_TYPE_FAST,
- NULL,
- gxbb_sip_handler
-);
+++ /dev/null
-/*
- * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-#include <stdint.h>
-
-#include "gxl_private.h"
-
-static int32_t modules_initialized = -1;
-
-/*******************************************************************************
- * Unknown commands related to something thermal-related
- ******************************************************************************/
-void gxbb_thermal_unknown(void)
-{
- uint16_t ret;
-
- if (modules_initialized == -1) {
- scpi_efuse_read(&ret, 0, 2);
- modules_initialized = ret;
- }
-
- scpi_unknown_thermal(10, 2, /* thermal */
- 13, 1); /* thermalver */
-}
+++ /dev/null
-/*
- * Copyright (c) 2015-2018, ARM Limited and Contributors. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-#include <arch.h>
-#include <platform_def.h>
-#include <stdint.h>
-
-#include "gxl_private.h"
-
-/* The power domain tree descriptor */
-static unsigned char power_domain_tree_desc[] = {
- /* Number of root nodes */
- PLATFORM_CLUSTER_COUNT,
- /* Number of children for the first node */
- PLATFORM_CLUSTER0_CORE_COUNT
-};
-
-/*******************************************************************************
- * This function returns the ARM default topology tree information.
- ******************************************************************************/
-const unsigned char *plat_get_power_domain_tree_desc(void)
-{
- return 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;
-
- if (cpu_id >= PLATFORM_MAX_CPUS_PER_CLUSTER)
- return -1;
-
- return plat_gxbb_calc_core_pos(mpidr);
-}
+++ /dev/null
-/*
- * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-#ifndef PLAT_MACROS_S
-#define PLAT_MACROS_S
-
-#include <drivers/arm/gicv2.h>
-#include <platform_def.h>
-
-.section .rodata.gic_reg_name, "aS"
-
-gicc_regs:
- .asciz "gicc_hppir", "gicc_ahppir", "gicc_ctlr", ""
-gicd_pend_reg:
- .asciz "gicd_ispendr regs (Offsets 0x200 - 0x278)\n Offset:\t\t\tvalue\n"
-newline:
- .asciz "\n"
-spacer:
- .asciz ":\t\t0x"
-
- /* ---------------------------------------------
- * The below required platform porting macro
- * prints out relevant GIC and CCI registers
- * whenever an unhandled exception is taken in
- * BL31.
- * Clobbers: x0 - x10, x16, x17, sp
- * ---------------------------------------------
- */
- .macro plat_crash_print_regs
-
- /* GICC registers */
-
- mov_imm x17, GXBB_GICC_BASE
-
- adr x6, gicc_regs
- ldr w8, [x17, #GICC_HPPIR]
- ldr w9, [x17, #GICC_AHPPIR]
- ldr w10, [x17, #GICC_CTLR]
- bl str_in_crash_buf_print
-
- /* GICD registers */
-
- mov_imm x16, GXBB_GICD_BASE
-
- add x7, x16, #GICD_ISPENDR
- adr x4, gicd_pend_reg
- bl asm_print_str
-
-gicd_ispendr_loop:
- sub x4, x7, x16
- cmp x4, #0x280
- b.eq exit_print_gic_regs
- bl asm_print_hex
-
- adr x4, spacer
- bl asm_print_str
-
- ldr x4, [x7], #8
- bl asm_print_hex
-
- adr x4, newline
- bl asm_print_str
- b gicd_ispendr_loop
-exit_print_gic_regs:
-
- .endm
-
-#endif /* PLAT_MACROS_S */
+++ /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 <arch.h>
-#include <lib/utils_def.h>
-
-#include "../gxl_def.h"
-
-#define PLATFORM_LINKER_FORMAT "elf64-littleaarch64"
-#define PLATFORM_LINKER_ARCH aarch64
-
-/* Special value used to verify platform parameters from BL2 to BL31 */
-#define GXBB_BL31_PLAT_PARAM_VAL ULL(0x0F1E2D3C4B5A6978)
-
-#define PLATFORM_STACK_SIZE UL(0x1000)
-
-#define PLATFORM_MAX_CPUS_PER_CLUSTER U(4)
-#define PLATFORM_CLUSTER_COUNT U(1)
-#define PLATFORM_CLUSTER0_CORE_COUNT PLATFORM_MAX_CPUS_PER_CLUSTER
-#define PLATFORM_CORE_COUNT PLATFORM_CLUSTER0_CORE_COUNT
-
-#define GXBB_PRIMARY_CPU U(0)
-
-#define PLAT_MAX_PWR_LVL MPIDR_AFFLVL1
-#define PLAT_NUM_PWR_DOMAINS (PLATFORM_CLUSTER_COUNT + \
- PLATFORM_CORE_COUNT)
-
-#define PLAT_MAX_RET_STATE U(1)
-#define PLAT_MAX_OFF_STATE U(2)
-
-/* Local power state for power domains in Run state. */
-#define PLAT_LOCAL_STATE_RUN U(0)
-/* Local power state for retention. Valid only for CPU power domains */
-#define PLAT_LOCAL_STATE_RET U(1)
-/* Local power state for power-down. Valid for CPU and cluster power domains. */
-#define PLAT_LOCAL_STATE_OFF U(2)
-
-/*
- * Macros used to parse state information from State-ID if it is using the
- * recommended encoding for State-ID.
- */
-#define PLAT_LOCAL_PSTATE_WIDTH U(4)
-#define PLAT_LOCAL_PSTATE_MASK ((U(1) << PLAT_LOCAL_PSTATE_WIDTH) - 1)
-
-/*
- * Some data must be aligned on the biggest cache line size in the platform.
- * This is known only to the platform as it might have a combination of
- * integrated and external caches.
- */
-#define CACHE_WRITEBACK_SHIFT U(6)
-#define CACHE_WRITEBACK_GRANULE (U(1) << CACHE_WRITEBACK_SHIFT)
-
-/* Memory-related defines */
-#define PLAT_PHY_ADDR_SPACE_SIZE (ULL(1) << 32)
-#define PLAT_VIRT_ADDR_SPACE_SIZE (ULL(1) << 32)
-
-#define MAX_MMAP_REGIONS 12
-#define MAX_XLAT_TABLES 6
-
-#endif /* PLATFORM_DEF_H */
+++ /dev/null
-#
-# Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
-#
-# SPDX-License-Identifier: BSD-3-Clause
-#
-
-include lib/xlat_tables_v2/xlat_tables.mk
-
-DOIMAGEPATH ?= tools/meson
-DOIMAGETOOL ?= ${DOIMAGEPATH}/doimage
-
-PLAT_INCLUDES := -Iinclude/drivers/meson/ \
- -Iinclude/drivers/meson/gxl \
- -Iplat/meson/gxl/include
-
-GXBB_GIC_SOURCES := drivers/arm/gic/common/gic_common.c \
- drivers/arm/gic/v2/gicv2_main.c \
- drivers/arm/gic/v2/gicv2_helpers.c \
- plat/common/plat_gicv2.c
-
-PLAT_BL_COMMON_SOURCES := drivers/meson/console/aarch64/meson_console.S \
- plat/meson/gxl/gxl_common.c \
- plat/meson/gxl/gxl_topology.c \
- ${XLAT_TABLES_LIB_SRCS}
-
-BL31_SOURCES += lib/cpus/aarch64/cortex_a53.S \
- plat/common/plat_psci_common.c \
- plat/meson/gxl/aarch64/gxl_helpers.S \
- plat/meson/gxl/gxl_bl31_setup.c \
- plat/meson/gxl/gxl_efuse.c \
- plat/meson/gxl/gxl_mhu.c \
- plat/meson/gxl/gxl_pm.c \
- plat/meson/gxl/gxl_scpi.c \
- plat/meson/gxl/gxl_sip_svc.c \
- plat/meson/gxl/gxl_thermal.c \
- drivers/meson/gxl/crypto/sha_dma.c \
- ${GXBB_GIC_SOURCES}
-
-# Tune compiler for Cortex-A53
-ifeq ($(notdir $(CC)),armclang)
- TF_CFLAGS_aarch64 += -mcpu=cortex-a53
-else ifneq ($(findstring clang,$(notdir $(CC))),)
- TF_CFLAGS_aarch64 += -mcpu=cortex-a53
-else
- TF_CFLAGS_aarch64 += -mtune=cortex-a53
-endif
-
-# Build config flags
-# ------------------
-
-# Enable all errata workarounds for Cortex-A53
-ERRATA_A53_855873 := 1
-ERRATA_A53_819472 := 1
-ERRATA_A53_824069 := 1
-ERRATA_A53_827319 := 1
-
-WORKAROUND_CVE_2017_5715 := 0
-
-# Have different sections for code and rodata
-SEPARATE_CODE_AND_RODATA := 1
-
-# Use Coherent memory
-USE_COHERENT_MEM := 1
-
-# Verify build config
-# -------------------
-
-ifneq (${RESET_TO_BL31}, 0)
- $(error Error: gxl needs RESET_TO_BL31=0)
-endif
-
-ifeq (${ARCH},aarch32)
- $(error Error: AArch32 not supported on gxl)
-endif
-
-all: ${BUILD_PLAT}/bl31.img
-distclean realclean clean: cleanimage
-
-cleanimage:
- ${Q}${MAKE} -C ${DOIMAGEPATH} clean
-
-${DOIMAGETOOL}:
- ${Q}${MAKE} -C ${DOIMAGEPATH}
-
-${BUILD_PLAT}/bl31.img: ${BUILD_PLAT}/bl31.bin ${DOIMAGETOOL}
- ${DOIMAGETOOL} ${BUILD_PLAT}/bl31.bin ${BUILD_PLAT}/bl31.img
-
--- /dev/null
+#
+# Copyright (C) 2019 Remi Pommarel <repk@triplefau.lt>
+#
+# SPDX-License-Identifier: BSD-3-Clause
+# https://spdx.org/licenses
+#
+MAKE_HELPERS_DIRECTORY := ../../make_helpers/
+include ${MAKE_HELPERS_DIRECTORY}build_macros.mk
+include ${MAKE_HELPERS_DIRECTORY}build_env.mk
+
+PROJECT := doimage${BIN_EXT}
+OBJECTS := doimage.o
+V := 0
+
+HOSTCCFLAGS := -Wall -Werror -pedantic -std=c99 -D_GNU_SOURCE
+
+ifeq (${DEBUG},1)
+ HOSTCCFLAGS += -g -O0 -DDEBUG
+else
+ HOSTCCFLAGS += -O2
+endif
+
+ifeq (${V},0)
+ Q := @
+else
+ Q :=
+endif
+
+HOSTCC := gcc
+
+.PHONY: all clean distclean
+
+all: ${PROJECT}
+
+${PROJECT}: ${OBJECTS} Makefile
+ @echo " HOSTLD $@"
+ ${Q}${HOSTCC} ${OBJECTS} -o $@
+ @${ECHO_BLANK_LINE}
+ @echo "Built $@ successfully"
+ @${ECHO_BLANK_LINE}
+
+%.o: %.c Makefile
+ @echo " HOSTCC $<"
+ ${Q}${HOSTCC} -c ${HOSTCCFLAGS} $< -o $@
+
+clean:
+ $(call SHELL_DELETE_ALL, ${PROJECT} ${OBJECTS})
+
+distclean: clean
--- /dev/null
+/*
+ * Copyright (c) 2019, Remi Pommarel <repk@triplefau.lt>
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+#include <stdlib.h>
+#include <stdio.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <stdint.h>
+#include <endian.h>
+
+#define DEFAULT_PROGNAME "doimage"
+#define PROGNAME(argc, argv) (((argc) >= 1) ? ((argv)[0]) : DEFAULT_PROGNAME)
+
+#define BL31_MAGIC 0x12348765
+#define BL31_LOADADDR 0x05100000
+#define BUFLEN 512
+
+static inline void usage(char const *prog)
+{
+ fprintf(stderr, "Usage: %s <bl31.bin> <bl31.img>\n", prog);
+}
+
+static inline int fdwrite(int fd, uint8_t *data, size_t len)
+{
+ ssize_t nr;
+ size_t l;
+ int ret = -1;
+
+ for (l = 0; l < len; l += nr) {
+ nr = write(fd, data + l, len - l);
+ if (nr < 0) {
+ perror("Cannot write to bl31.img");
+ goto out;
+ }
+ }
+
+ ret = 0;
+out:
+ return ret;
+}
+
+int main(int argc, char **argv)
+{
+ int fin, fout, ret = -1;
+ ssize_t len;
+ uint32_t data;
+ uint8_t buf[BUFLEN];
+
+ if (argc != 3) {
+ usage(PROGNAME(argc, argv));
+ goto out;
+ }
+
+ fin = open(argv[1], O_RDONLY);
+ if (fin < 0) {
+ perror("Cannot open bl31.bin");
+ goto out;
+ }
+
+ fout = open(argv[2], O_WRONLY | O_CREAT, 0660);
+ if (fout < 0) {
+ perror("Cannot open bl31.img");
+ goto closefin;
+ }
+
+ data = htole32(BL31_MAGIC);
+ if (fdwrite(fout, (uint8_t *)&data, sizeof(data)) < 0)
+ goto closefout;
+
+ lseek(fout, 8, SEEK_SET);
+ data = htole32(BL31_LOADADDR);
+ if (fdwrite(fout, (uint8_t *)&data, sizeof(data)) < 0)
+ goto closefout;
+
+ lseek(fout, 0x200, SEEK_SET);
+ while ((len = read(fin, buf, sizeof(buf))) > 0)
+ if (fdwrite(fout, buf, len) < 0)
+ goto closefout;
+ if (len < 0) {
+ perror("Cannot read bl31.bin");
+ goto closefout;
+ }
+
+ ret = 0;
+
+closefout:
+ close(fout);
+closefin:
+ close(fin);
+out:
+ return ret;
+}
+++ /dev/null
-#
-# Copyright (C) 2019 Remi Pommarel <repk@triplefau.lt>
-#
-# SPDX-License-Identifier: BSD-3-Clause
-# https://spdx.org/licenses
-#
-MAKE_HELPERS_DIRECTORY := ../../make_helpers/
-include ${MAKE_HELPERS_DIRECTORY}build_macros.mk
-include ${MAKE_HELPERS_DIRECTORY}build_env.mk
-
-PROJECT := doimage${BIN_EXT}
-OBJECTS := doimage.o
-V := 0
-
-HOSTCCFLAGS := -Wall -Werror -pedantic -std=c99 -D_GNU_SOURCE
-
-ifeq (${DEBUG},1)
- HOSTCCFLAGS += -g -O0 -DDEBUG
-else
- HOSTCCFLAGS += -O2
-endif
-
-ifeq (${V},0)
- Q := @
-else
- Q :=
-endif
-
-HOSTCC := gcc
-
-.PHONY: all clean distclean
-
-all: ${PROJECT}
-
-${PROJECT}: ${OBJECTS} Makefile
- @echo " HOSTLD $@"
- ${Q}${HOSTCC} ${OBJECTS} -o $@
- @${ECHO_BLANK_LINE}
- @echo "Built $@ successfully"
- @${ECHO_BLANK_LINE}
-
-%.o: %.c Makefile
- @echo " HOSTCC $<"
- ${Q}${HOSTCC} -c ${HOSTCCFLAGS} $< -o $@
-
-clean:
- $(call SHELL_DELETE_ALL, ${PROJECT} ${OBJECTS})
-
-distclean: clean
+++ /dev/null
-/*
- * Copyright (c) 2019, Remi Pommarel <repk@triplefau.lt>
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-#include <stdlib.h>
-#include <stdio.h>
-#include <fcntl.h>
-#include <unistd.h>
-#include <stdint.h>
-#include <endian.h>
-
-#define DEFAULT_PROGNAME "doimage"
-#define PROGNAME(argc, argv) (((argc) >= 1) ? ((argv)[0]) : DEFAULT_PROGNAME)
-
-#define BL31_MAGIC 0x12348765
-#define BL31_LOADADDR 0x05100000
-#define BUFLEN 512
-
-static inline void usage(char const *prog)
-{
- fprintf(stderr, "Usage: %s <bl31.bin> <bl31.img>\n", prog);
-}
-
-static inline int fdwrite(int fd, uint8_t *data, size_t len)
-{
- ssize_t nr;
- size_t l;
- int ret = -1;
-
- for (l = 0; l < len; l += nr) {
- nr = write(fd, data + l, len - l);
- if (nr < 0) {
- perror("Cannot write to bl31.img");
- goto out;
- }
- }
-
- ret = 0;
-out:
- return ret;
-}
-
-int main(int argc, char **argv)
-{
- int fin, fout, ret = -1;
- ssize_t len;
- uint32_t data;
- uint8_t buf[BUFLEN];
-
- if (argc != 3) {
- usage(PROGNAME(argc, argv));
- goto out;
- }
-
- fin = open(argv[1], O_RDONLY);
- if (fin < 0) {
- perror("Cannot open bl31.bin");
- goto out;
- }
-
- fout = open(argv[2], O_WRONLY | O_CREAT, 0660);
- if (fout < 0) {
- perror("Cannot open bl31.img");
- goto closefin;
- }
-
- data = htole32(BL31_MAGIC);
- if (fdwrite(fout, (uint8_t *)&data, sizeof(data)) < 0)
- goto closefout;
-
- lseek(fout, 8, SEEK_SET);
- data = htole32(BL31_LOADADDR);
- if (fdwrite(fout, (uint8_t *)&data, sizeof(data)) < 0)
- goto closefout;
-
- lseek(fout, 0x200, SEEK_SET);
- while ((len = read(fin, buf, sizeof(buf))) > 0)
- if (fdwrite(fout, buf, len) < 0)
- goto closefout;
- if (len < 0) {
- perror("Cannot read bl31.bin");
- goto closefout;
- }
-
- ret = 0;
-
-closefout:
- close(fout);
-closefin:
- close(fin);
-out:
- return ret;
-}
projects / project / bcm63xx / atf.git / commitdiff