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u-boot/tools/mtk_image.c
Weijie Gao cfd48ec4dc tools: mtk_image: add an option to set device header offset 
This patch adds an option which allows setting the device header offset.
This is useful if this tool is used to generate ATF BL2 image of mt7622 for
SD cards.

Signed-off-by: Weijie Gao <weijie.gao@mediatek.com>
2021-03-20 16:24:27 -04:00

813 lines
23 KiB
C
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// SPDX-License-Identifier: GPL-2.0+
/*
* Generate MediaTek BootROM header for SPL/U-Boot images
*
* Copyright (C) 2018 MediaTek Inc.
* Author: Weijie Gao <weijie.gao@mediatek.com>
*/
#include <image.h>
#include <u-boot/sha256.h>
#include "imagetool.h"
#include "mtk_image.h"
/* NAND header for SPI-NAND with 2KB page + 64B spare */
static const union nand_boot_header snand_hdr_2k_64_data = {
.data = {
0x42, 0x4F, 0x4F, 0x54, 0x4C, 0x4F, 0x41, 0x44,
0x45, 0x52, 0x21, 0x00, 0x56, 0x30, 0x30, 0x36,
0x4E, 0x46, 0x49, 0x49, 0x4E, 0x46, 0x4F, 0x00,
0x00, 0x00, 0x00, 0x08, 0x03, 0x00, 0x40, 0x00,
0x40, 0x00, 0x00, 0x08, 0x10, 0x00, 0x16, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x7B, 0xC4, 0x17, 0x9D,
0xCA, 0x42, 0x90, 0xD0, 0x98, 0xD0, 0xE0, 0xF7,
0xDB, 0xCD, 0x16, 0xF6, 0x03, 0x73, 0xD2, 0xB8,
0x93, 0xB2, 0x56, 0x5A, 0x84, 0x6E, 0x00, 0x00
}
};
/* NAND header for SPI-NAND with 2KB page + 120B/128B spare */
static const union nand_boot_header snand_hdr_2k_128_data = {
.data = {
0x42, 0x4F, 0x4F, 0x54, 0x4C, 0x4F, 0x41, 0x44,
0x45, 0x52, 0x21, 0x00, 0x56, 0x30, 0x30, 0x36,
0x4E, 0x46, 0x49, 0x49, 0x4E, 0x46, 0x4F, 0x00,
0x00, 0x00, 0x00, 0x08, 0x05, 0x00, 0x70, 0x00,
0x40, 0x00, 0x00, 0x08, 0x10, 0x00, 0x16, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x90, 0x28, 0xED, 0x13,
0x7F, 0x12, 0x22, 0xCD, 0x3D, 0x06, 0xF1, 0xB3,
0x6F, 0x2E, 0xD9, 0xA0, 0x9D, 0x7A, 0xBD, 0xD7,
0xB3, 0x28, 0x3C, 0x13, 0xDB, 0x4E, 0x00, 0x00
}
};
/* NAND header for SPI-NAND with 4KB page + 256B spare */
static const union nand_boot_header snand_hdr_4k_256_data = {
.data = {
0x42, 0x4F, 0x4F, 0x54, 0x4C, 0x4F, 0x41, 0x44,
0x45, 0x52, 0x21, 0x00, 0x56, 0x30, 0x30, 0x36,
0x4E, 0x46, 0x49, 0x49, 0x4E, 0x46, 0x4F, 0x00,
0x00, 0x00, 0x00, 0x10, 0x05, 0x00, 0xE0, 0x00,
0x40, 0x00, 0x00, 0x08, 0x10, 0x00, 0x16, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x47, 0xED, 0x0E, 0xC3,
0x83, 0xBF, 0x41, 0xD2, 0x85, 0x21, 0x97, 0x57,
0xC4, 0x2E, 0x6B, 0x7A, 0x40, 0xE0, 0xCF, 0x8F,
0x37, 0xBD, 0x17, 0xB6, 0xC7, 0xFE, 0x00, 0x00
}
};
/* NAND header for Parallel NAND 1Gb with 2KB page + 64B spare */
static const union nand_boot_header nand_hdr_1gb_2k_64_data = {
.data = {
0x42, 0x4F, 0x4F, 0x54, 0x4C, 0x4F, 0x41, 0x44,
0x45, 0x52, 0x21, 0x00, 0x56, 0x30, 0x30, 0x36,
0x4E, 0x46, 0x49, 0x49, 0x4E, 0x46, 0x4F, 0x00,
0x00, 0x00, 0x00, 0x08, 0x05, 0x00, 0x40, 0x00,
0x40, 0x00, 0x00, 0x04, 0x0B, 0x00, 0x11, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x12, 0x28, 0x1C, 0x12,
0x8F, 0xFD, 0xF8, 0x32, 0x6F, 0x6D, 0xCF, 0x6C,
0xDA, 0x21, 0x70, 0x8C, 0xDA, 0x0A, 0x22, 0x82,
0xAA, 0x59, 0xFA, 0x7C, 0x42, 0x2D, 0x00, 0x00
}
};
/* NAND header for Parallel NAND 2Gb with 2KB page + 64B spare */
static const union nand_boot_header nand_hdr_2gb_2k_64_data = {
.data = {
0x42, 0x4F, 0x4F, 0x54, 0x4C, 0x4F, 0x41, 0x44,
0x45, 0x52, 0x21, 0x00, 0x56, 0x30, 0x30, 0x36,
0x4E, 0x46, 0x49, 0x49, 0x4E, 0x46, 0x4F, 0x00,
0x00, 0x00, 0x00, 0x08, 0x05, 0x00, 0x40, 0x00,
0x40, 0x00, 0x00, 0x08, 0x0B, 0x00, 0x11, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x20, 0x9C, 0x3D, 0x2D,
0x7B, 0x68, 0x63, 0x52, 0x2E, 0x04, 0x63, 0xF1,
0x35, 0x4E, 0x44, 0x3E, 0xF8, 0xAC, 0x9B, 0x95,
0xAB, 0xFE, 0xE4, 0xE1, 0xD5, 0xF9, 0x00, 0x00
}
};
/* NAND header for Parallel NAND 4Gb with 2KB page + 64B spare */
static const union nand_boot_header nand_hdr_4gb_2k_64_data = {
.data = {
0x42, 0x4F, 0x4F, 0x54, 0x4C, 0x4F, 0x41, 0x44,
0x45, 0x52, 0x21, 0x00, 0x56, 0x30, 0x30, 0x36,
0x4E, 0x46, 0x49, 0x49, 0x4E, 0x46, 0x4F, 0x00,
0x00, 0x00, 0x00, 0x08, 0x05, 0x00, 0x40, 0x00,
0x40, 0x00, 0x00, 0x10, 0x0B, 0x00, 0x11, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0xE3, 0x0F, 0x86, 0x32,
0x68, 0x05, 0xD9, 0xC8, 0x13, 0xDF, 0xC5, 0x0B,
0x35, 0x3A, 0x68, 0xA5, 0x3C, 0x0C, 0x73, 0x87,
0x63, 0xB0, 0xBE, 0xCC, 0x84, 0x47, 0x00, 0x00
}
};
/* NAND header for Parallel NAND 2Gb with 2KB page + 128B spare */
static const union nand_boot_header nand_hdr_2gb_2k_128_data = {
.data = {
0x42, 0x4F, 0x4F, 0x54, 0x4C, 0x4F, 0x41, 0x44,
0x45, 0x52, 0x21, 0x00, 0x56, 0x30, 0x30, 0x36,
0x4E, 0x46, 0x49, 0x49, 0x4E, 0x46, 0x4F, 0x00,
0x00, 0x00, 0x00, 0x08, 0x05, 0x00, 0x70, 0x00,
0x40, 0x00, 0x00, 0x08, 0x0B, 0x00, 0x11, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x01, 0xA5, 0xE9, 0x5A,
0xDF, 0x58, 0x62, 0x41, 0xD6, 0x26, 0x77, 0xBC,
0x76, 0x1F, 0x27, 0x4E, 0x4F, 0x6C, 0xC3, 0xF0,
0x36, 0xDE, 0xD9, 0xB3, 0xFF, 0x93, 0x00, 0x00
}
};
/* NAND header for Parallel NAND 4Gb with 2KB page + 128B spare */
static const union nand_boot_header nand_hdr_4gb_2k_128_data = {
.data = {
0x42, 0x4F, 0x4F, 0x54, 0x4C, 0x4F, 0x41, 0x44,
0x45, 0x52, 0x21, 0x00, 0x56, 0x30, 0x30, 0x36,
0x4E, 0x46, 0x49, 0x49, 0x4E, 0x46, 0x4F, 0x00,
0x00, 0x00, 0x00, 0x08, 0x05, 0x00, 0x70, 0x00,
0x40, 0x00, 0x00, 0x10, 0x0B, 0x00, 0x11, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0xC2, 0x36, 0x52, 0x45,
0xCC, 0x35, 0xD8, 0xDB, 0xEB, 0xFD, 0xD1, 0x46,
0x76, 0x6B, 0x0B, 0xD5, 0x8B, 0xCC, 0x2B, 0xE2,
0xFE, 0x90, 0x83, 0x9E, 0xAE, 0x2D, 0x00, 0x00
}
};
static const struct nand_header_type {
const char *name;
const union nand_boot_header *data;
} nand_headers[] = {
{
.name = "2k+64",
.data = &snand_hdr_2k_64_data
}, {
.name = "2k+120",
.data = &snand_hdr_2k_128_data
}, {
.name = "2k+128",
.data = &snand_hdr_2k_128_data
}, {
.name = "4k+256",
.data = &snand_hdr_4k_256_data
}, {
.name = "1g:2k+64",
.data = &nand_hdr_1gb_2k_64_data
}, {
.name = "2g:2k+64",
.data = &nand_hdr_2gb_2k_64_data
}, {
.name = "4g:2k+64",
.data = &nand_hdr_4gb_2k_64_data
}, {
.name = "2g:2k+128",
.data = &nand_hdr_2gb_2k_128_data
}, {
.name = "4g:2k+128",
.data = &nand_hdr_4gb_2k_128_data
}
};
static const struct brom_img_type {
const char *name;
enum brlyt_img_type type;
} brom_images[] = {
{
.name = "nand",
.type = BRLYT_TYPE_NAND
}, {
.name = "emmc",
.type = BRLYT_TYPE_EMMC
}, {
.name = "nor",
.type = BRLYT_TYPE_NOR
}, {
.name = "sdmmc",
.type = BRLYT_TYPE_SDMMC
}, {
.name = "snand",
.type = BRLYT_TYPE_SNAND
}
};
/* Indicates whether we're generating or verifying */
static bool img_gen;
static uint32_t img_size;
/* Image type selected by user */
static enum brlyt_img_type hdr_media;
static uint32_t hdr_offset;
static int use_lk_hdr;
static bool is_arm64_image;
/* LK image name */
static char lk_name[32] = "U-Boot";
/* NAND header selected by user */
static const union nand_boot_header *hdr_nand;
/* GFH header + 2 * 4KB pages of NAND */
static char hdr_tmp[sizeof(struct gfh_header) + 0x2000];
static int mtk_image_check_image_types(uint8_t type)
{
if (type == IH_TYPE_MTKIMAGE)
return EXIT_SUCCESS;
else
return EXIT_FAILURE;
}
static int mtk_brom_parse_imagename(const char *imagename)
{
#define is_blank_char(c) \
((c) == '\t' || (c) == '\n' || (c) == '\r' || (c) == ' ')
char *buf = strdup(imagename), *key, *val, *end, *next;
int i;
/* User passed arguments from image name */
static const char *media = "";
static const char *hdr_offs = "";
static const char *nandinfo = "";
static const char *lk = "";
static const char *arm64_param = "";
key = buf;
while (key) {
next = strchr(key, ';');
if (next)
*next = 0;
val = strchr(key, '=');
if (val) {
*val++ = 0;
/* Trim key */
while (is_blank_char(*key))
key++;
end = key + strlen(key) - 1;
while ((end >= key) && is_blank_char(*end))
end--;
end++;
if (is_blank_char(*end))
*end = 0;
/* Trim value */
while (is_blank_char(*val))
val++;
end = val + strlen(val) - 1;
while ((end >= val) && is_blank_char(*end))
end--;
end++;
if (is_blank_char(*end))
*end = 0;
/* record user passed arguments */
if (!strcmp(key, "media"))
media = val;
if (!strcmp(key, "hdroffset"))
hdr_offs = val;
if (!strcmp(key, "nandinfo"))
nandinfo = val;
if (!strcmp(key, "lk"))
lk = val;
if (!strcmp(key, "lkname"))
snprintf(lk_name, sizeof(lk_name), "%s", val);
if (!strcmp(key, "arm64"))
arm64_param = val;
}
if (next)
key = next + 1;
else
break;
}
/* if user specified LK image header, skip following checks */
if (lk && lk[0] == '1') {
use_lk_hdr = 1;
free(buf);
return 0;
}
/* parse media type */
for (i = 0; i < ARRAY_SIZE(brom_images); i++) {
if (!strcmp(brom_images[i].name, media)) {
hdr_media = brom_images[i].type;
break;
}
}
/* parse nand header type */
for (i = 0; i < ARRAY_SIZE(nand_headers); i++) {
if (!strcmp(nand_headers[i].name, nandinfo)) {
hdr_nand = nand_headers[i].data;
break;
}
}
/* parse device header offset */
if (hdr_offs && hdr_offs[0])
hdr_offset = strtoul(hdr_offs, NULL, 0);
if (arm64_param && arm64_param[0] == '1')
is_arm64_image = true;
free(buf);
if (hdr_media == BRLYT_TYPE_INVALID) {
fprintf(stderr, "Error: media type is invalid or missing.\n");
fprintf(stderr, " Please specify -n \"media=<type>\"\n");
return -EINVAL;
}
if ((hdr_media == BRLYT_TYPE_NAND || hdr_media == BRLYT_TYPE_SNAND) &&
!hdr_nand) {
fprintf(stderr, "Error: nand info is invalid or missing.\n");
fprintf(stderr, " Please specify -n \"media=%s;"
"nandinfo=<info>\"\n", media);
return -EINVAL;
}
return 0;
}
static int mtk_image_check_params(struct image_tool_params *params)
{
if (!params->addr) {
fprintf(stderr, "Error: Load Address must be set.\n");
return -EINVAL;
}
if (!params->imagename) {
fprintf(stderr, "Error: Image Name must be set.\n");
return -EINVAL;
}
return mtk_brom_parse_imagename(params->imagename);
}
static int mtk_image_vrec_header(struct image_tool_params *params,
struct image_type_params *tparams)
{
if (use_lk_hdr) {
tparams->header_size = sizeof(union lk_hdr);
tparams->hdr = &hdr_tmp;
memset(&hdr_tmp, 0xff, tparams->header_size);
return 0;
}
if (hdr_media == BRLYT_TYPE_NAND || hdr_media == BRLYT_TYPE_SNAND)
tparams->header_size = 2 * le16_to_cpu(hdr_nand->pagesize);
else
tparams->header_size = sizeof(struct gen_device_header);
tparams->header_size += sizeof(struct gfh_header);
tparams->hdr = &hdr_tmp;
memset(&hdr_tmp, 0xff, tparams->header_size);
return SHA256_SUM_LEN;
}
static int mtk_image_verify_gen_header(const uint8_t *ptr, int print)
{
union gen_boot_header *gbh = (union gen_boot_header *)ptr;
uint32_t gfh_offset, total_size, devh_size;
struct brom_layout_header *bh;
struct gfh_header *gfh;
const char *bootmedia;
if (!strcmp(gbh->name, SF_BOOT_NAME))
bootmedia = "Serial NOR";
else if (!strcmp(gbh->name, EMMC_BOOT_NAME))
bootmedia = "eMMC";
else if (!strcmp(gbh->name, SDMMC_BOOT_NAME))
bootmedia = "SD/MMC";
else
return -1;
if (print)
printf("Boot Media: %s\n", bootmedia);
if (le32_to_cpu(gbh->version) != 1 ||
le32_to_cpu(gbh->size) != sizeof(union gen_boot_header))
return -1;
bh = (struct brom_layout_header *)(ptr + le32_to_cpu(gbh->size));
if (strcmp(bh->name, BRLYT_NAME))
return -1;
if (le32_to_cpu(bh->magic) != BRLYT_MAGIC ||
(le32_to_cpu(bh->type) != BRLYT_TYPE_NOR &&
le32_to_cpu(bh->type) != BRLYT_TYPE_EMMC &&
le32_to_cpu(bh->type) != BRLYT_TYPE_SDMMC))
return -1;
devh_size = sizeof(struct gen_device_header);
if (img_gen) {
gfh_offset = devh_size;
} else {
gfh_offset = le32_to_cpu(bh->header_size);
if (gfh_offset + sizeof(struct gfh_header) > img_size) {
/*
* This may happen if the hdr_offset used to generate
* this image is not zero.
* Since device header size is not fixed, we can't
* cover all possible cases.
* Assuming the image is valid only if the real
* device header size equals to devh_size.
*/
total_size = le32_to_cpu(bh->total_size);
if (total_size - gfh_offset > img_size - devh_size)
return -1;
gfh_offset = devh_size;
}
}
gfh = (struct gfh_header *)(ptr + gfh_offset);
if (strcmp(gfh->file_info.name, GFH_FILE_INFO_NAME))
return -1;
if (le32_to_cpu(gfh->file_info.flash_type) != GFH_FLASH_TYPE_GEN)
return -1;
if (print)
printf("Load Address: %08x\n",
le32_to_cpu(gfh->file_info.load_addr) +
le32_to_cpu(gfh->file_info.jump_offset));
if (print)
printf("Architecture: %s\n", is_arm64_image ? "ARM64" : "ARM");
return 0;
}
static int mtk_image_verify_nand_header(const uint8_t *ptr, int print)
{
union nand_boot_header *nh = (union nand_boot_header *)ptr;
struct brom_layout_header *bh;
struct gfh_header *gfh;
const char *bootmedia;
if (strncmp(nh->version, NAND_BOOT_VERSION, sizeof(nh->version)) ||
strcmp(nh->id, NAND_BOOT_ID))
return -1;
bh = (struct brom_layout_header *)(ptr + le16_to_cpu(nh->pagesize));
if (strcmp(bh->name, BRLYT_NAME))
return -1;
if (le32_to_cpu(bh->magic) != BRLYT_MAGIC) {
return -1;
} else {
if (le32_to_cpu(bh->type) == BRLYT_TYPE_NAND)
bootmedia = "Parallel NAND";
else if (le32_to_cpu(bh->type) == BRLYT_TYPE_SNAND)
bootmedia = "Serial NAND";
else
return -1;
}
if (print) {
printf("Boot Media: %s\n", bootmedia);
if (le32_to_cpu(bh->type) == BRLYT_TYPE_NAND) {
uint64_t capacity =
(uint64_t)le16_to_cpu(nh->numblocks) *
(uint64_t)le16_to_cpu(nh->pages_of_block) *
(uint64_t)le16_to_cpu(nh->pagesize) * 8;
printf("Capacity: %dGb\n",
(uint32_t)(capacity >> 30));
}
if (le16_to_cpu(nh->pagesize) >= 1024)
printf("Page Size: %dKB\n",
le16_to_cpu(nh->pagesize) >> 10);
else
printf("Page Size: %dB\n",
le16_to_cpu(nh->pagesize));
printf("Spare Size: %dB\n", le16_to_cpu(nh->oobsize));
}
gfh = (struct gfh_header *)(ptr + 2 * le16_to_cpu(nh->pagesize));
if (strcmp(gfh->file_info.name, GFH_FILE_INFO_NAME))
return -1;
if (le32_to_cpu(gfh->file_info.flash_type) != GFH_FLASH_TYPE_NAND)
return -1;
if (print)
printf("Load Address: %08x\n",
le32_to_cpu(gfh->file_info.load_addr) +
le32_to_cpu(gfh->file_info.jump_offset));
if (print)
printf("Architecture: %s\n", is_arm64_image ? "ARM64" : "ARM");
return 0;
}
static int mtk_image_verify_header(unsigned char *ptr, int image_size,
struct image_tool_params *params)
{
union lk_hdr *lk = (union lk_hdr *)ptr;
/* nothing to verify for LK image header */
if (le32_to_cpu(lk->magic) == LK_PART_MAGIC)
return 0;
img_size = image_size;
if (!strcmp((char *)ptr, NAND_BOOT_NAME))
return mtk_image_verify_nand_header(ptr, 0);
else
return mtk_image_verify_gen_header(ptr, 0);
return -1;
}
static void mtk_image_print_header(const void *ptr)
{
union lk_hdr *lk = (union lk_hdr *)ptr;
if (le32_to_cpu(lk->magic) == LK_PART_MAGIC) {
printf("Image Type: MediaTek LK Image\n");
printf("Load Address: %08x\n", le32_to_cpu(lk->loadaddr));
return;
}
printf("Image Type: MediaTek BootROM Loadable Image\n");
if (!strcmp((char *)ptr, NAND_BOOT_NAME))
mtk_image_verify_nand_header(ptr, 1);
else
mtk_image_verify_gen_header(ptr, 1);
}
static void put_brom_layout_header(struct brom_layout_header *hdr, int type)
{
strncpy(hdr->name, BRLYT_NAME, sizeof(hdr->name));
hdr->version = cpu_to_le32(1);
hdr->magic = cpu_to_le32(BRLYT_MAGIC);
hdr->type = cpu_to_le32(type);
}
static void put_ghf_common_header(struct gfh_common_header *gfh, int size,
int type, int ver)
{
memcpy(gfh->magic, GFH_HEADER_MAGIC, sizeof(gfh->magic));
gfh->version = ver;
gfh->size = cpu_to_le16(size);
gfh->type = cpu_to_le16(type);
}
static void put_ghf_header(struct gfh_header *gfh, int file_size,
int dev_hdr_size, int load_addr, int flash_type)
{
uint32_t cfg_bits;
memset(gfh, 0, sizeof(struct gfh_header));
/* GFH_FILE_INFO header */
put_ghf_common_header(&gfh->file_info.gfh, sizeof(gfh->file_info),
GFH_TYPE_FILE_INFO, 1);
strncpy(gfh->file_info.name, GFH_FILE_INFO_NAME,
sizeof(gfh->file_info.name));
gfh->file_info.unused = cpu_to_le32(1);
gfh->file_info.file_type = cpu_to_le16(1);
gfh->file_info.flash_type = flash_type;
gfh->file_info.sig_type = GFH_SIG_TYPE_SHA256;
gfh->file_info.load_addr = cpu_to_le32(load_addr - sizeof(*gfh));
gfh->file_info.total_size = cpu_to_le32(file_size - dev_hdr_size);
gfh->file_info.max_size = cpu_to_le32(file_size);
gfh->file_info.hdr_size = sizeof(*gfh);
gfh->file_info.sig_size = SHA256_SUM_LEN;
gfh->file_info.jump_offset = sizeof(*gfh);
gfh->file_info.processed = cpu_to_le32(1);
/* GFH_BL_INFO header */
put_ghf_common_header(&gfh->bl_info.gfh, sizeof(gfh->bl_info),
GFH_TYPE_BL_INFO, 1);
gfh->bl_info.attr = cpu_to_le32(1);
/* GFH_BROM_CFG header */
put_ghf_common_header(&gfh->brom_cfg.gfh, sizeof(gfh->brom_cfg),
GFH_TYPE_BROM_CFG, 3);
cfg_bits = GFH_BROM_CFG_USBDL_AUTO_DETECT_DIS |
GFH_BROM_CFG_USBDL_BY_KCOL0_TIMEOUT_EN |
GFH_BROM_CFG_USBDL_BY_FLAG_TIMEOUT_EN;
gfh->brom_cfg.usbdl_by_kcol0_timeout_ms = cpu_to_le32(5000);
if (is_arm64_image) {
gfh->brom_cfg.jump_bl_arm64 = GFH_BROM_CFG_JUMP_BL_ARM64;
cfg_bits |= GFH_BROM_CFG_JUMP_BL_ARM64_EN;
}
gfh->brom_cfg.cfg_bits = cpu_to_le32(cfg_bits);
/* GFH_BL_SEC_KEY header */
put_ghf_common_header(&gfh->bl_sec_key.gfh, sizeof(gfh->bl_sec_key),
GFH_TYPE_BL_SEC_KEY, 1);
/* GFH_ANTI_CLONE header */
put_ghf_common_header(&gfh->anti_clone.gfh, sizeof(gfh->anti_clone),
GFH_TYPE_ANTI_CLONE, 1);
gfh->anti_clone.ac_offset = cpu_to_le32(0x10);
gfh->anti_clone.ac_len = cpu_to_le32(0x80);
/* GFH_BROM_SEC_CFG header */
put_ghf_common_header(&gfh->brom_sec_cfg.gfh,
sizeof(gfh->brom_sec_cfg),
GFH_TYPE_BROM_SEC_CFG, 1);
gfh->brom_sec_cfg.cfg_bits =
cpu_to_le32(BROM_SEC_CFG_JTAG_EN | BROM_SEC_CFG_UART_EN);
}
static void put_hash(uint8_t *buff, int size)
{
sha256_context ctx;
sha256_starts(&ctx);
sha256_update(&ctx, buff, size);
sha256_finish(&ctx, buff + size);
}
static void mtk_image_set_gen_header(void *ptr, off_t filesize,
uint32_t loadaddr)
{
struct gen_device_header *hdr = (struct gen_device_header *)ptr;
struct gfh_header *gfh;
const char *bootname = NULL;
if (hdr_media == BRLYT_TYPE_NOR)
bootname = SF_BOOT_NAME;
else if (hdr_media == BRLYT_TYPE_EMMC)
bootname = EMMC_BOOT_NAME;
else if (hdr_media == BRLYT_TYPE_SDMMC)
bootname = SDMMC_BOOT_NAME;
/* Generic device header */
snprintf(hdr->boot.name, sizeof(hdr->boot.name), "%s", bootname);
hdr->boot.version = cpu_to_le32(1);
hdr->boot.size = cpu_to_le32(sizeof(hdr->boot));
/* BRLYT header */
put_brom_layout_header(&hdr->brlyt, hdr_media);
hdr->brlyt.header_size = cpu_to_le32(hdr_offset + sizeof(*hdr));
hdr->brlyt.total_size = cpu_to_le32(hdr_offset + filesize);
hdr->brlyt.header_size_2 = hdr->brlyt.header_size;
hdr->brlyt.total_size_2 = hdr->brlyt.total_size;
/* GFH header */
gfh = (struct gfh_header *)(ptr + sizeof(struct gen_device_header));
put_ghf_header(gfh, filesize, sizeof(struct gen_device_header),
loadaddr, GFH_FLASH_TYPE_GEN);
/* Generate SHA256 hash */
put_hash((uint8_t *)gfh,
filesize - sizeof(struct gen_device_header) - SHA256_SUM_LEN);
}
static void mtk_image_set_nand_header(void *ptr, off_t filesize,
uint32_t loadaddr)
{
union nand_boot_header *nh = (union nand_boot_header *)ptr;
struct brom_layout_header *brlyt;
struct gfh_header *gfh;
uint32_t payload_pages;
int i;
/* NAND device header, repeat 4 times */
for (i = 0; i < 4; i++)
memcpy(nh + i, hdr_nand, sizeof(union nand_boot_header));
/* BRLYT header */
payload_pages = (filesize + le16_to_cpu(hdr_nand->pagesize) - 1) /
le16_to_cpu(hdr_nand->pagesize);
brlyt = (struct brom_layout_header *)
(ptr + le16_to_cpu(hdr_nand->pagesize));
put_brom_layout_header(brlyt, hdr_media);
brlyt->header_size = cpu_to_le32(2);
brlyt->total_size = cpu_to_le32(payload_pages);
brlyt->header_size_2 = brlyt->header_size;
brlyt->total_size_2 = brlyt->total_size;
brlyt->unused = cpu_to_le32(1);
/* GFH header */
gfh = (struct gfh_header *)(ptr + 2 * le16_to_cpu(hdr_nand->pagesize));
put_ghf_header(gfh, filesize, 2 * le16_to_cpu(hdr_nand->pagesize),
loadaddr, GFH_FLASH_TYPE_NAND);
/* Generate SHA256 hash */
put_hash((uint8_t *)gfh,
filesize - 2 * le16_to_cpu(hdr_nand->pagesize) - SHA256_SUM_LEN);
}
static void mtk_image_set_header(void *ptr, struct stat *sbuf, int ifd,
struct image_tool_params *params)
{
union lk_hdr *lk = (union lk_hdr *)ptr;
if (use_lk_hdr) {
lk->magic = cpu_to_le32(LK_PART_MAGIC);
lk->size = cpu_to_le32(sbuf->st_size - sizeof(union lk_hdr));
lk->loadaddr = cpu_to_le32(params->addr);
lk->mode = 0xffffffff; /* must be non-zero */
memset(lk->name, 0, sizeof(lk->name));
strncpy(lk->name, lk_name, sizeof(lk->name));
return;
}
img_gen = true;
img_size = sbuf->st_size;
if (hdr_media == BRLYT_TYPE_NAND || hdr_media == BRLYT_TYPE_SNAND)
mtk_image_set_nand_header(ptr, sbuf->st_size, params->addr);
else
mtk_image_set_gen_header(ptr, sbuf->st_size, params->addr);
}
U_BOOT_IMAGE_TYPE(
mtk_image,
"MediaTek BootROM Loadable Image support",
0,
NULL,
mtk_image_check_params,
mtk_image_verify_header,
mtk_image_print_header,
mtk_image_set_header,
NULL,
mtk_image_check_image_types,
NULL,
mtk_image_vrec_header
);
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