plat/mediatek/common/mtk_plat_common.h

   1 /*
   2  * Copyright (c) 2016-2018, ARM Limited and Contributors. All rights reserved.
   3  *
   4  * SPDX-License-Identifier: BSD-3-Clause
   5  */
   6 #ifndef MTK_PLAT_COMMON_H
   7 #define MTK_PLAT_COMMON_H
   8
   9 #include <stdint.h>
  10
  11 #include <common/bl_common.h>
  12 #include <common/param_header.h>
  13
  14 /*******************************************************************************
  15  * Function and variable prototypes
  16  ******************************************************************************/
  17 #define DEVINFO_SIZE 4
  18 #define LINUX_KERNEL_32 0
  19 #define SMC32_PARAM_MASK                (0xFFFFFFFF)
  20
  21 struct atf_arg_t {
  22         unsigned int atf_magic;
  23         unsigned int tee_support;
  24         unsigned int tee_entry;
  25         unsigned int tee_boot_arg_addr;
  26         unsigned int hwuid[4];     /* HW Unique id for t-base used */
  27         unsigned int HRID[2];      /* HW random id for t-base used */
  28         unsigned int atf_log_port;
  29         unsigned int atf_log_baudrate;
  30         unsigned int atf_log_buf_start;
  31         unsigned int atf_log_buf_size;
  32         unsigned int atf_irq_num;
  33         unsigned int devinfo[DEVINFO_SIZE];
  34         unsigned int atf_aee_debug_buf_start;
  35         unsigned int atf_aee_debug_buf_size;
  36 };
  37
  38 struct kernel_info {
  39         uint64_t pc;
  40         uint64_t r0;
  41         uint64_t r1;
  42         uint64_t r2;
  43         uint64_t k32_64;
  44 };
  45
  46 struct mtk_bl_param_t {
  47         uint64_t bootarg_loc;
  48         uint64_t bootarg_size;
  49         uint64_t bl33_start_addr;
  50         uint64_t tee_info_addr;
  51 };
  52
  53 struct mtk_bl31_params {
  54        param_header_t h;
  55        image_info_t *bl31_image_info;
  56        entry_point_info_t *bl32_ep_info;
  57        image_info_t *bl32_image_info;
  58        entry_point_info_t *bl33_ep_info;
  59        image_info_t *bl33_image_info;
  60 };
  61
  62 /* Declarations for mtk_plat_common.c */
  63 uint32_t plat_get_spsr_for_bl32_entry(void);
  64 uint32_t plat_get_spsr_for_bl33_entry(void);
  65 void clean_top_32b_of_param(uint32_t smc_fid, u_register_t *x1,
  66                                 u_register_t *x2,
  67                                 u_register_t *x3,
  68                                 u_register_t *x4);
  69 void bl31_prepare_kernel_entry(uint64_t k32_64);
  70 void enable_ns_access_to_cpuectlr(void);
  71 void boot_to_kernel(uint64_t x1, uint64_t x2, uint64_t x3, uint64_t x4);
  72 uint64_t get_kernel_info_pc(void);
  73 uint64_t get_kernel_info_r0(void);
  74 uint64_t get_kernel_info_r1(void);
  75 uint64_t get_kernel_info_r2(void);
  76
  77 extern struct atf_arg_t gteearg;
  78 #endif /* MTK_PLAT_COMMON_H */