diff options
| -rw-r--r-- | tools/rkcommon.c | 72 | ||||
| -rw-r--r-- | tools/rkcommon.h | 33 | ||||
| -rw-r--r-- | tools/rkimage.c | 4 | ||||
| -rw-r--r-- | tools/rksd.c | 26 | ||||
| -rw-r--r-- | tools/rkspi.c | 23 |
5 files changed, 120 insertions, 38 deletions
diff --git a/tools/rkcommon.c b/tools/rkcommon.c index 9e2173f..72621fd 100644 --- a/tools/rkcommon.c +++ b/tools/rkcommon.c @@ -40,16 +40,84 @@ struct header0_info { uint8_t reserved2[2]; }; +/** + * struct spl_info - spl info for each chip + * + * @imagename: Image name(passed by "mkimage -n") + * @spl_hdr: Boot ROM requires a 4-bytes spl header + * @spl_size: Spl size(include extra 4-bytes spl header) + */ +struct spl_info { + const char *imagename; + const char *spl_hdr; + const uint32_t spl_size; +}; + +static struct spl_info spl_infos[] = { + { "rk3036", "RK30", 0x1000 }, + { "rk3288", "RK32", 0x8000 }, +}; + static unsigned char rc4_key[16] = { 124, 78, 3, 4, 85, 5, 9, 7, 45, 44, 123, 56, 23, 13, 23, 17 }; -int rkcommon_set_header(void *buf, uint file_size) +static struct spl_info *rkcommon_get_spl_info(char *imagename) +{ + int i; + + for (i = 0; i < ARRAY_SIZE(spl_infos); i++) + if (!strncmp(imagename, spl_infos[i].imagename, 6)) + return spl_infos + i; + + return NULL; +} + +int rkcommon_check_params(struct image_tool_params *params) +{ + int i; + + if (rkcommon_get_spl_info(params->imagename) != NULL) + return 0; + + fprintf(stderr, "ERROR: imagename (%s) is not supported!\n", + strlen(params->imagename) > 0 ? params->imagename : "NULL"); + + fprintf(stderr, "Available imagename:"); + for (i = 0; i < ARRAY_SIZE(spl_infos); i++) + fprintf(stderr, "\t%s", spl_infos[i].imagename); + fprintf(stderr, "\n"); + + return -1; +} + +const char *rkcommon_get_spl_hdr(struct image_tool_params *params) +{ + struct spl_info *info = rkcommon_get_spl_info(params->imagename); + + /* + * info would not be NULL, because of we checked params before. + */ + return info->spl_hdr; +} + +int rkcommon_get_spl_size(struct image_tool_params *params) +{ + struct spl_info *info = rkcommon_get_spl_info(params->imagename); + + /* + * info would not be NULL, because of we checked params before. + */ + return info->spl_size; +} + +int rkcommon_set_header(void *buf, uint file_size, + struct image_tool_params *params) { struct header0_info *hdr; - if (file_size > RK_MAX_CODE1_SIZE) + if (file_size > rkcommon_get_spl_size(params)) return -ENOSPC; memset(buf, '\0', RK_INIT_OFFSET * RK_BLK_SIZE); diff --git a/tools/rkcommon.h b/tools/rkcommon.h index 222156e..c69540f 100644 --- a/tools/rkcommon.h +++ b/tools/rkcommon.h @@ -12,10 +12,38 @@ enum { RK_BLK_SIZE = 512, RK_INIT_OFFSET = 4, RK_MAX_BOOT_SIZE = 512 << 10, - RK_MAX_CODE1_SIZE = 32 << 10, + RK_SPL_HDR_START = RK_INIT_OFFSET * RK_BLK_SIZE, + RK_SPL_HDR_SIZE = 4, + RK_SPL_START = RK_SPL_HDR_START + RK_SPL_HDR_SIZE, + RK_IMAGE_HEADER_LEN = RK_SPL_START, }; /** + * rkcommon_check_params() - check params + * + * @return 0 if OK, -1 if ERROR. + */ +int rkcommon_check_params(struct image_tool_params *params); + +/** + * rkcommon_get_spl_hdr() - get 4-bytes spl hdr for a Rockchip boot image + * + * Rockchip's bootrom requires the spl loader to start with a 4-bytes + * header. The content of this header depends on the chip type. + */ +const char *rkcommon_get_spl_hdr(struct image_tool_params *params); + +/** + * rkcommon_get_spl_size() - get spl size for a Rockchip boot image + * + * Different chip may have different sram size. And if we want to jump + * back to the bootrom after spl, we may need to reserve some sram space + * for the bootrom. + * The spl loader size should be sram size minus reserved size(if needed) + */ +int rkcommon_get_spl_size(struct image_tool_params *params); + +/** * rkcommon_set_header() - set up the header for a Rockchip boot image * * This sets up a 2KB header which can be interpreted by the Rockchip boot ROM. @@ -24,6 +52,7 @@ enum { * @file_size: Size of the file we want the boot ROM to load, in bytes * @return 0 if OK, -ENOSPC if too large */ -int rkcommon_set_header(void *buf, uint file_size); +int rkcommon_set_header(void *buf, uint file_size, + struct image_tool_params *params); #endif diff --git a/tools/rkimage.c b/tools/rkimage.c index 7b292f4..f9fdcfa 100644 --- a/tools/rkimage.c +++ b/tools/rkimage.c @@ -9,6 +9,7 @@ #include "imagetool.h" #include <image.h> +#include "rkcommon.h" static uint32_t header; @@ -30,7 +31,8 @@ static void rkimage_print_header(const void *buf) static void rkimage_set_header(void *buf, struct stat *sbuf, int ifd, struct image_tool_params *params) { - memcpy(buf, "RK32", 4); + memcpy(buf + RK_SPL_HDR_START, rkcommon_get_spl_hdr(params), + RK_SPL_HDR_SIZE); } static int rkimage_extract_subimage(void *buf, struct image_tool_params *params) diff --git a/tools/rksd.c b/tools/rksd.c index 39f5c75..a2baa74 100644 --- a/tools/rksd.c +++ b/tools/rksd.c @@ -13,18 +13,7 @@ #include "mkimage.h" #include "rkcommon.h" -enum { - RKSD_SPL_HDR_START = RK_INIT_OFFSET * RK_BLK_SIZE, - RKSD_SPL_START = RKSD_SPL_HDR_START + 4, - RKSD_HEADER_LEN = RKSD_SPL_START, -}; - -static char dummy_hdr[RKSD_HEADER_LEN]; - -static int rksd_check_params(struct image_tool_params *params) -{ - return 0; -} +static char dummy_hdr[RK_IMAGE_HEADER_LEN]; static int rksd_verify_header(unsigned char *buf, int size, struct image_tool_params *params) @@ -42,15 +31,16 @@ static void rksd_set_header(void *buf, struct stat *sbuf, int ifd, unsigned int size; int ret; - size = params->file_size - RKSD_SPL_HDR_START; - ret = rkcommon_set_header(buf, size); + size = params->file_size - RK_SPL_HDR_START; + ret = rkcommon_set_header(buf, size, params); if (ret) { /* TODO(sjg@chromium.org): This method should return an error */ printf("Warning: SPL image is too large (size %#x) and will not boot\n", size); } - memcpy(buf + RKSD_SPL_HDR_START, "RK32", 4); + memcpy(buf + RK_SPL_HDR_START, rkcommon_get_spl_hdr(params), + RK_SPL_HDR_SIZE); } static int rksd_extract_subimage(void *buf, struct image_tool_params *params) @@ -72,7 +62,7 @@ static int rksd_vrec_header(struct image_tool_params *params, { int pad_size; - pad_size = RKSD_SPL_HDR_START + RK_MAX_CODE1_SIZE; + pad_size = RK_SPL_HDR_START + rkcommon_get_spl_size(params); debug("pad_size %x\n", pad_size); return pad_size - params->file_size; @@ -84,9 +74,9 @@ static int rksd_vrec_header(struct image_tool_params *params, U_BOOT_IMAGE_TYPE( rksd, "Rockchip SD Boot Image support", - RKSD_HEADER_LEN, + RK_IMAGE_HEADER_LEN, dummy_hdr, - rksd_check_params, + rkcommon_check_params, rksd_verify_header, rksd_print_header, rksd_set_header, diff --git a/tools/rkspi.c b/tools/rkspi.c index eb8119b..800e235 100644 --- a/tools/rkspi.c +++ b/tools/rkspi.c @@ -14,18 +14,10 @@ #include "rkcommon.h" enum { - RKSPI_SPL_HDR_START = RK_INIT_OFFSET * RK_BLK_SIZE, - RKSPI_SPL_START = RKSPI_SPL_HDR_START + 4, - RKSPI_HEADER_LEN = RKSPI_SPL_START, RKSPI_SECT_LEN = RK_BLK_SIZE * 4, }; -static char dummy_hdr[RKSPI_HEADER_LEN]; - -static int rkspi_check_params(struct image_tool_params *params) -{ - return 0; -} +static char dummy_hdr[RK_IMAGE_HEADER_LEN]; static int rkspi_verify_header(unsigned char *buf, int size, struct image_tool_params *params) @@ -45,7 +37,7 @@ static void rkspi_set_header(void *buf, struct stat *sbuf, int ifd, int ret; size = params->orig_file_size; - ret = rkcommon_set_header(buf, size); + ret = rkcommon_set_header(buf, size, params); debug("size %x\n", size); if (ret) { /* TODO(sjg@chromium.org): This method should return an error */ @@ -53,7 +45,8 @@ static void rkspi_set_header(void *buf, struct stat *sbuf, int ifd, size); } - memcpy(buf + RKSPI_SPL_HDR_START, "RK32", 4); + memcpy(buf + RK_SPL_HDR_START, rkcommon_get_spl_hdr(params), + RK_SPL_HDR_SIZE); /* * Spread the image out so we only use the first 2KB of each 4KB @@ -89,12 +82,12 @@ static int rkspi_vrec_header(struct image_tool_params *params, { int pad_size; - pad_size = (RK_MAX_CODE1_SIZE + 0x7ff) / 0x800 * 0x800; + pad_size = (rkcommon_get_spl_size(params) + 0x7ff) / 0x800 * 0x800; params->orig_file_size = pad_size; /* We will double the image size due to the SPI format */ pad_size *= 2; - pad_size += RKSPI_SPL_HDR_START; + pad_size += RK_SPL_HDR_START; debug("pad_size %x\n", pad_size); return pad_size - params->file_size; @@ -106,9 +99,9 @@ static int rkspi_vrec_header(struct image_tool_params *params, U_BOOT_IMAGE_TYPE( rkspi, "Rockchip SPI Boot Image support", - RKSPI_HEADER_LEN, + RK_IMAGE_HEADER_LEN, dummy_hdr, - rkspi_check_params, + rkcommon_check_params, rkspi_verify_header, rkspi_print_header, rkspi_set_header, |