tools/mtk_image.h

   1 /* SPDX-License-Identifier: GPL-2.0+ */
   2 /*
   3  * MediaTek BootROM header definitions
   4  *
   5  * Copyright (C) 2018 MediaTek Inc.
   6  * Author: Weijie Gao <weijie.gao@mediatek.com>
   7  */
   8
   9 #ifndef _MTK_IMAGE_H
  10 #define _MTK_IMAGE_H
  11
  12 /* Device header definitions, all fields are little-endian */
  13
  14 /* Header for NOR/SD/eMMC */
  15 union gen_boot_header {
  16         struct {
  17                 char name[12];
  18                 uint32_t version;
  19                 uint32_t size;
  20         };
  21
  22         uint8_t pad[0x200];
  23 };
  24
  25 #define EMMC_BOOT_NAME          "EMMC_BOOT"
  26 #define SF_BOOT_NAME            "SF_BOOT"
  27 #define SDMMC_BOOT_NAME         "SDMMC_BOOT"
  28
  29 /* Header for NAND */
  30 union nand_boot_header {
  31         struct {
  32                 char name[12];
  33                 char version[4];
  34                 char id[8];
  35                 uint16_t ioif;
  36                 uint16_t pagesize;
  37                 uint16_t addrcycles;
  38                 uint16_t oobsize;
  39                 uint16_t pages_of_block;
  40                 uint16_t numblocks;
  41                 uint16_t writesize_shift;
  42                 uint16_t erasesize_shift;
  43                 uint8_t dummy[60];
  44                 uint8_t ecc_parity[28];
  45         };
  46
  47         uint8_t data[0x80];
  48 };
  49
  50 #define NAND_BOOT_NAME          "BOOTLOADER!"
  51 #define NAND_BOOT_VERSION       "V006"
  52 #define NAND_BOOT_ID            "NFIINFO"
  53
  54 /* BootROM layout header */
  55 struct brom_layout_header {
  56         char name[8];
  57         uint32_t version;
  58         uint32_t header_size;
  59         uint32_t total_size;
  60         uint32_t magic;
  61         uint32_t type;
  62         uint32_t header_size_2;
  63         uint32_t total_size_2;
  64         uint32_t unused;
  65 };
  66
  67 #define BRLYT_NAME              "BRLYT"
  68 #define BRLYT_MAGIC             0x42424242
  69
  70 enum brlyt_img_type {
  71         BRLYT_TYPE_INVALID = 0,
  72         BRLYT_TYPE_NAND = 0x10002,
  73         BRLYT_TYPE_EMMC = 0x10005,
  74         BRLYT_TYPE_NOR = 0x10007,
  75         BRLYT_TYPE_SDMMC = 0x10008,
  76         BRLYT_TYPE_SNAND = 0x10009
  77 };
  78
  79 /* Combined device header for NOR/SD/eMMC */
  80 struct gen_device_header {
  81         union gen_boot_header boot;
  82
  83         union {
  84                 struct brom_layout_header brlyt;
  85                 uint8_t brlyt_pad[0x400];
  86         };
  87 };
  88
  89 /* BootROM header definitions */
  90 struct gfh_common_header {
  91         uint8_t magic[3];
  92         uint8_t version;
  93         uint16_t size;
  94         uint16_t type;
  95 };
  96
  97 #define GFH_HEADER_MAGIC        "MMM"
  98
  99 #define GFH_TYPE_FILE_INFO      0
 100 #define GFH_TYPE_BL_INFO        1
 101 #define GFH_TYPE_BROM_CFG       7
 102 #define GFH_TYPE_BL_SEC_KEY     3
 103 #define GFH_TYPE_ANTI_CLONE     2
 104 #define GFH_TYPE_BROM_SEC_CFG   8
 105
 106 struct gfh_file_info {
 107         struct gfh_common_header gfh;
 108         char name[12];
 109         uint32_t unused;
 110         uint16_t file_type;
 111         uint8_t flash_type;
 112         uint8_t sig_type;
 113         uint32_t load_addr;
 114         uint32_t total_size;
 115         uint32_t max_size;
 116         uint32_t hdr_size;
 117         uint32_t sig_size;
 118         uint32_t jump_offset;
 119         uint32_t processed;
 120 };
 121
 122 #define GFH_FILE_INFO_NAME      "FILE_INFO"
 123
 124 #define GFH_FLASH_TYPE_GEN      5
 125 #define GFH_FLASH_TYPE_NAND     2
 126
 127 #define GFH_SIG_TYPE_NONE       0
 128 #define GFH_SIG_TYPE_SHA256     1
 129
 130 struct gfh_bl_info {
 131         struct gfh_common_header gfh;
 132         uint32_t attr;
 133 };
 134
 135 struct gfh_brom_cfg {
 136         struct gfh_common_header gfh;
 137         uint32_t cfg_bits;
 138         uint32_t usbdl_by_auto_detect_timeout_ms;
 139         uint8_t unused[0x48];
 140         uint32_t usbdl_by_kcol0_timeout_ms;
 141         uint32_t usbdl_by_flag_timeout_ms;
 142         uint32_t pad;
 143 };
 144
 145 #define GFH_BROM_CFG_USBDL_BY_AUTO_DETECT_TIMEOUT_EN    0x02
 146 #define GFH_BROM_CFG_USBDL_AUTO_DETECT_DIS              0x10
 147 #define GFH_BROM_CFG_USBDL_BY_KCOL0_TIMEOUT_EN          0x80
 148 #define GFH_BROM_CFG_USBDL_BY_FLAG_TIMEOUT_EN           0x100
 149
 150 struct gfh_bl_sec_key {
 151         struct gfh_common_header gfh;
 152         uint8_t pad[0x20c];
 153 };
 154
 155 struct gfh_anti_clone {
 156         struct gfh_common_header gfh;
 157         uint8_t ac_b2k;
 158         uint8_t ac_b2c;
 159         uint16_t pad;
 160         uint32_t ac_offset;
 161         uint32_t ac_len;
 162 };
 163
 164 struct gfh_brom_sec_cfg {
 165         struct gfh_common_header gfh;
 166         uint32_t cfg_bits;
 167         char customer_name[0x20];
 168         uint32_t pad;
 169 };
 170
 171 #define BROM_SEC_CFG_JTAG_EN    1
 172 #define BROM_SEC_CFG_UART_EN    2
 173
 174 struct gfh_header {
 175         struct gfh_file_info file_info;
 176         struct gfh_bl_info bl_info;
 177         struct gfh_brom_cfg brom_cfg;
 178         struct gfh_bl_sec_key bl_sec_key;
 179         struct gfh_anti_clone anti_clone;
 180         struct gfh_brom_sec_cfg brom_sec_cfg;
 181 };
 182
 183 /* LK image header */
 184
 185 union lk_hdr {
 186         struct {
 187                 uint32_t magic;
 188                 uint32_t size;
 189                 char name[32];
 190                 uint32_t loadaddr;
 191                 uint32_t mode;
 192         };
 193
 194         uint8_t data[512];
 195 };
 196
 197 #define LK_PART_MAGIC           0x58881688
 198
 199 #endif /* _MTK_IMAGE_H */