tools/imximage.h

   1 /*
   2  * (C) Copyright 2009
   3  * Stefano Babic, DENX Software Engineering, sbabic@denx.de.
   4  *
   5  * SPDX-License-Identifier:     GPL-2.0+
   6  */
   7
   8 #ifndef _IMXIMAGE_H_
   9 #define _IMXIMAGE_H_
  10
  11 #define MAX_HW_CFG_SIZE_V2 220 /* Max number of registers imx can set for v2 */
  12 #define MAX_HW_CFG_SIZE_V1 60  /* Max number of registers imx can set for v1 */
  13 #define APP_CODE_BARKER 0xB1
  14 #define DCD_BARKER      0xB17219E9
  15
  16 /*
  17  * NOTE: This file must be kept in sync with arch/arm/include/asm/\
  18  *       imx-common/imximage.cfg because tools/imximage.c can not
  19  *       cross-include headers from arch/arm/ and vice-versa.
  20  */
  21 #define CMD_DATA_STR    "DATA"
  22
  23 /* Initial Vector Table Offset */
  24 #define FLASH_OFFSET_UNDEFINED  0xFFFFFFFF
  25 #define FLASH_OFFSET_STANDARD   0x400
  26 #define FLASH_OFFSET_NAND       FLASH_OFFSET_STANDARD
  27 #define FLASH_OFFSET_SD         FLASH_OFFSET_STANDARD
  28 #define FLASH_OFFSET_SPI        FLASH_OFFSET_STANDARD
  29 #define FLASH_OFFSET_ONENAND    0x100
  30 #define FLASH_OFFSET_NOR        0x1000
  31 #define FLASH_OFFSET_SATA       FLASH_OFFSET_STANDARD
  32 #define FLASH_OFFSET_QSPI       0x1000
  33
  34 /* Initial Load Region Size */
  35 #define FLASH_LOADSIZE_UNDEFINED        0xFFFFFFFF
  36 #define FLASH_LOADSIZE_STANDARD         0x1000
  37 #define FLASH_LOADSIZE_NAND             FLASH_LOADSIZE_STANDARD
  38 #define FLASH_LOADSIZE_SD               FLASH_LOADSIZE_STANDARD
  39 #define FLASH_LOADSIZE_SPI              FLASH_LOADSIZE_STANDARD
  40 #define FLASH_LOADSIZE_ONENAND          0x400
  41 #define FLASH_LOADSIZE_NOR              0x0 /* entire image */
  42 #define FLASH_LOADSIZE_SATA             FLASH_LOADSIZE_STANDARD
  43 #define FLASH_LOADSIZE_QSPI             0x0 /* entire image */
  44
  45 #define IVT_HEADER_TAG 0xD1
  46 #define IVT_VERSION 0x40
  47 #define DCD_HEADER_TAG 0xD2
  48 #define DCD_COMMAND_TAG 0xCC
  49 #define DCD_VERSION 0x40
  50 #define DCD_COMMAND_PARAM 0x4
  51
  52 enum imximage_cmd {
  53         CMD_INVALID,
  54         CMD_IMAGE_VERSION,
  55         CMD_BOOT_FROM,
  56         CMD_BOOT_OFFSET,
  57         CMD_DATA,
  58         CMD_CSF,
  59 };
  60
  61 enum imximage_fld_types {
  62         CFG_INVALID = -1,
  63         CFG_COMMAND,
  64         CFG_REG_SIZE,
  65         CFG_REG_ADDRESS,
  66         CFG_REG_VALUE
  67 };
  68
  69 enum imximage_version {
  70         IMXIMAGE_VER_INVALID = -1,
  71         IMXIMAGE_V1 = 1,
  72         IMXIMAGE_V2
  73 };
  74
  75 typedef struct {
  76         uint32_t type; /* Type of pointer (byte, halfword, word, wait/read) */
  77         uint32_t addr; /* Address to write to */
  78         uint32_t value; /* Data to write */
  79 } dcd_type_addr_data_t;
  80
  81 typedef struct {
  82         uint32_t barker; /* Barker for sanity check */
  83         uint32_t length; /* Device configuration length (without preamble) */
  84 } dcd_preamble_t;
  85
  86 typedef struct {
  87         dcd_preamble_t preamble;
  88         dcd_type_addr_data_t addr_data[MAX_HW_CFG_SIZE_V1];
  89 } dcd_v1_t;
  90
  91 typedef struct {
  92         uint32_t app_code_jump_vector;
  93         uint32_t app_code_barker;
  94         uint32_t app_code_csf;
  95         uint32_t dcd_ptr_ptr;
  96         uint32_t super_root_key;
  97         uint32_t dcd_ptr;
  98         uint32_t app_dest_ptr;
  99 } flash_header_v1_t;
 100
 101 typedef struct {
 102         uint32_t length;        /* Length of data to be read from flash */
 103 } flash_cfg_parms_t;
 104
 105 typedef struct {
 106         flash_header_v1_t fhdr;
 107         dcd_v1_t dcd_table;
 108         flash_cfg_parms_t ext_header;
 109 } imx_header_v1_t;
 110
 111 typedef struct {
 112         uint32_t addr;
 113         uint32_t value;
 114 } dcd_addr_data_t;
 115
 116 typedef struct {
 117         uint8_t tag;
 118         uint16_t length;
 119         uint8_t version;
 120 } __attribute__((packed)) ivt_header_t;
 121
 122 typedef struct {
 123         uint8_t tag;
 124         uint16_t length;
 125         uint8_t param;
 126 } __attribute__((packed)) write_dcd_command_t;
 127
 128 typedef struct {
 129         ivt_header_t header;
 130         write_dcd_command_t write_dcd_command;
 131         dcd_addr_data_t addr_data[MAX_HW_CFG_SIZE_V2];
 132 } dcd_v2_t;
 133
 134 typedef struct {
 135         uint32_t start;
 136         uint32_t size;
 137         uint32_t plugin;
 138 } boot_data_t;
 139
 140 typedef struct {
 141         ivt_header_t header;
 142         uint32_t entry;
 143         uint32_t reserved1;
 144         uint32_t dcd_ptr;
 145         uint32_t boot_data_ptr;
 146         uint32_t self;
 147         uint32_t csf;
 148         uint32_t reserved2;
 149 } flash_header_v2_t;
 150
 151 typedef struct {
 152         flash_header_v2_t fhdr;
 153         boot_data_t boot_data;
 154         dcd_v2_t dcd_table;
 155 } imx_header_v2_t;
 156
 157 /* The header must be aligned to 4k on MX53 for NAND boot */
 158 struct imx_header {
 159         union {
 160                 imx_header_v1_t hdr_v1;
 161                 imx_header_v2_t hdr_v2;
 162         } header;
 163 };
 164
 165 typedef void (*set_dcd_val_t)(struct imx_header *imxhdr,
 166                                         char *name, int lineno,
 167                                         int fld, uint32_t value,
 168                                         uint32_t off);
 169
 170 typedef void (*set_dcd_rst_t)(struct imx_header *imxhdr,
 171                                         uint32_t dcd_len,
 172                                         char *name, int lineno);
 173
 174 typedef void (*set_imx_hdr_t)(struct imx_header *imxhdr, uint32_t dcd_len,
 175                 uint32_t entry_point, uint32_t flash_offset);
 176
 177 #endif /* _IMXIMAGE_H_ */