mirror of
https://github.com/AsahiLinux/u-boot
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7a139959d0
mkimage -T mxs now support new flag in config file: DISPLAYPROGRESS - makes boot process print HTLLC characters for each BootROM instruction. Signed-off-by: Alexey Ignatov <lexszero@gmail.com>
231 lines
5.2 KiB
C
231 lines
5.2 KiB
C
/*
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* Freescale i.MX28 SB image generator
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*
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* Copyright (C) 2012 Marek Vasut <marex@denx.de>
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#ifndef __MXSSB_H__
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#define __MXSSB_H__
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#include <stdint.h>
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#include <arpa/inet.h>
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#define SB_BLOCK_SIZE 16
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#define roundup(x, y) ((((x) + ((y) - 1)) / (y)) * (y))
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#define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0]))
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struct sb_boot_image_version {
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uint16_t major;
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uint16_t pad0;
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uint16_t minor;
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uint16_t pad1;
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uint16_t revision;
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uint16_t pad2;
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};
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struct sb_boot_image_header {
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union {
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/* SHA1 of the header. */
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uint8_t digest[20];
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struct {
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/* CBC-MAC initialization vector. */
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uint8_t iv[16];
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uint8_t extra[4];
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};
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};
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/* 'STMP' */
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uint8_t signature1[4];
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/* Major version of the image format. */
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uint8_t major_version;
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/* Minor version of the image format. */
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uint8_t minor_version;
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/* Flags associated with the image. */
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uint16_t flags;
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/* Size of the image in 16b blocks. */
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uint32_t image_blocks;
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/* Offset of the first tag in 16b blocks. */
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uint32_t first_boot_tag_block;
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/* ID of the section to boot from. */
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uint32_t first_boot_section_id;
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/* Amount of crypto keys. */
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uint16_t key_count;
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/* Offset to the key dictionary in 16b blocks. */
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uint16_t key_dictionary_block;
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/* Size of this header in 16b blocks. */
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uint16_t header_blocks;
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/* Amount of section headers. */
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uint16_t section_count;
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/* Section header size in 16b blocks. */
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uint16_t section_header_size;
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/* Padding to align timestamp to uint64_t. */
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uint8_t padding0[2];
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/* 'sgtl' (since v1.1) */
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uint8_t signature2[4];
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/* Image generation date, in microseconds since 1.1.2000 . */
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uint64_t timestamp_us;
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/* Product version. */
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struct sb_boot_image_version
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product_version;
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/* Component version. */
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struct sb_boot_image_version
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component_version;
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/* Drive tag for the system drive. (since v1.1) */
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uint16_t drive_tag;
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/* Padding. */
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uint8_t padding1[6];
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};
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#define SB_VERSION_MAJOR 1
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#define SB_VERSION_MINOR 1
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/* Enable to HTLLC boot report. */
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#define SB_IMAGE_FLAG_DISPLAY_PROGRESS (1 << 0)
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#define SB_IMAGE_FLAGS_MASK SB_IMAGE_FLAG_DISPLAY_PROGRESS
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struct sb_key_dictionary_key {
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/* The CBC-MAC of image and sections header. */
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uint8_t cbc_mac[SB_BLOCK_SIZE];
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/* The AES key encrypted by image key (zero). */
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uint8_t key[SB_BLOCK_SIZE];
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};
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struct sb_ivt_header {
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uint32_t header;
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uint32_t entry;
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uint32_t reserved1;
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uint32_t dcd;
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uint32_t boot_data;
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uint32_t self;
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uint32_t csf;
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uint32_t reserved2;
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};
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#define SB_HAB_IVT_TAG 0xd1UL
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#define SB_HAB_DCD_TAG 0xd2UL
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#define SB_HAB_VERSION 0x40UL
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/*
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* The "size" field in the IVT header is not naturally aligned,
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* use this macro to fill first 4 bytes of the IVT header without
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* causing issues on some systems (esp. M68k, PPC, MIPS-BE, ARM-BE).
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*/
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static inline uint32_t sb_hab_ivt_header(void)
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{
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uint32_t ret = 0;
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ret |= SB_HAB_IVT_TAG << 24;
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ret |= sizeof(struct sb_ivt_header) << 16;
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ret |= SB_HAB_VERSION;
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return htonl(ret);
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}
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struct sb_sections_header {
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/* Section number. */
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uint32_t section_number;
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/* Offset of this sections first instruction after "TAG". */
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uint32_t section_offset;
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/* Size of the section in 16b blocks. */
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uint32_t section_size;
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/* Section flags. */
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uint32_t section_flags;
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};
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#define SB_SECTION_FLAG_BOOTABLE (1 << 0)
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struct sb_command {
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struct {
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uint8_t checksum;
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uint8_t tag;
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uint16_t flags;
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#define ROM_TAG_CMD_FLAG_ROM_LAST_TAG 0x1
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#define ROM_LOAD_CMD_FLAG_DCD_LOAD 0x1 /* MX28 only */
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#define ROM_JUMP_CMD_FLAG_HAB 0x1 /* MX28 only */
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#define ROM_CALL_CMD_FLAG_HAB 0x1 /* MX28 only */
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} header;
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union {
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struct {
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uint32_t reserved[3];
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} nop;
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struct {
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uint32_t section_number;
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uint32_t section_length;
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uint32_t section_flags;
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} tag;
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struct {
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uint32_t address;
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uint32_t count;
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uint32_t crc32;
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} load;
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struct {
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uint32_t address;
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uint32_t count;
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uint32_t pattern;
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} fill;
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struct {
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uint32_t address;
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uint32_t reserved;
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/* Passed in register r0 before JUMP */
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uint32_t argument;
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} jump;
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struct {
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uint32_t address;
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uint32_t reserved;
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/* Passed in register r0 before CALL */
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uint32_t argument;
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} call;
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struct {
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uint32_t reserved1;
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uint32_t reserved2;
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uint32_t mode;
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} mode;
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};
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};
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/*
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* Most of the mode names are same or at least similar
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* on i.MX23 and i.MX28, but some of the mode names
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* differ. The "name" field represents the mode name
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* on i.MX28 as seen in Table 12-2 of the datasheet.
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* The "altname" field represents the differently named
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* fields on i.MX23 as seen in Table 35-3 of the
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* datasheet.
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*/
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static const struct {
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const char *name;
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const char *altname;
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const uint8_t mode;
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} modetable[] = {
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{ "USB", NULL, 0x00 },
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{ "I2C", NULL, 0x01 },
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{ "SPI2_FLASH", "SPI1_FLASH", 0x02 },
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{ "SPI3_FLASH", "SPI2_FLASH", 0x03 },
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{ "NAND_BCH", NULL, 0x04 },
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{ "JTAG", NULL, 0x06 },
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{ "SPI3_EEPROM", "SPI2_EEPROM", 0x08 },
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{ "SD_SSP0", NULL, 0x09 },
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{ "SD_SSP1", NULL, 0x0A }
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};
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enum sb_tag {
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ROM_NOP_CMD = 0x00,
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ROM_TAG_CMD = 0x01,
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ROM_LOAD_CMD = 0x02,
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ROM_FILL_CMD = 0x03,
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ROM_JUMP_CMD = 0x04,
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ROM_CALL_CMD = 0x05,
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ROM_MODE_CMD = 0x06
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};
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struct sb_source_entry {
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uint8_t tag;
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uint32_t address;
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uint32_t flags;
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char *filename;
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};
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#endif /* __MXSSB_H__ */
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