diff options
Diffstat (limited to 'board')
| -rw-r--r-- | board/freescale/common/cmd_esbc_validate.c | 12 | ||||
| -rw-r--r-- | board/freescale/common/fsl_validate.c | 26 |
2 files changed, 26 insertions, 12 deletions
diff --git a/board/freescale/common/cmd_esbc_validate.c b/board/freescale/common/cmd_esbc_validate.c index 375bc24968..cefe3cc531 100644 --- a/board/freescale/common/cmd_esbc_validate.c +++ b/board/freescale/common/cmd_esbc_validate.c @@ -29,6 +29,8 @@ static int do_esbc_validate(cmd_tbl_t *cmdtp, int flag, int argc, char *hash_str = NULL; uintptr_t haddr; int ret; + uintptr_t img_addr = 0; + char buf[20]; if (argc < 2) return cmd_usage(cmdtp); @@ -43,7 +45,15 @@ static int do_esbc_validate(cmd_tbl_t *cmdtp, int flag, int argc, * part of header. So, the function is called * by passing this argument as 0. */ - ret = fsl_secboot_validate(haddr, hash_str, 0); + ret = fsl_secboot_validate(haddr, hash_str, &img_addr); + + /* Need to set "img_addr" even if validation failure. + * Required when SB_EN in RCW set and non-fatal error + * to continue U-Boot + */ + sprintf(buf, "%lx", img_addr); + setenv("img_addr", buf); + if (ret) return 1; diff --git a/board/freescale/common/fsl_validate.c b/board/freescale/common/fsl_validate.c index 95059c771f..64e4e300a5 100644 --- a/board/freescale/common/fsl_validate.c +++ b/board/freescale/common/fsl_validate.c @@ -570,7 +570,7 @@ static int calc_esbchdr_esbc_hash(struct fsl_secboot_img_priv *img) /* Update hash for actual Image */ ret = algo->hash_update(algo, ctx, - (u8 *)img->img_addr, img->img_size, 1); + (u8 *)(*(img->img_addr_ptr)), img->img_size, 1); if (ret) return ret; @@ -646,7 +646,6 @@ static void construct_img_encoded_hash_second(struct fsl_secboot_img_priv *img) */ static int read_validate_esbc_client_header(struct fsl_secboot_img_priv *img) { - char buf[20]; struct fsl_secboot_img_hdr *hdr = &img->hdr; void *esbc = (u8 *)(uintptr_t)img->ehdrloc; u8 *k, *s; @@ -661,17 +660,14 @@ static int read_validate_esbc_client_header(struct fsl_secboot_img_priv *img) /* If Image Address is not passed as argument to function, * then Address and Size must be read from the Header. */ - if (img->img_addr == 0) { + if (*(img->img_addr_ptr) == 0) { #ifdef CONFIG_ESBC_ADDR_64BIT - img->img_addr = hdr->pimg64; + *(img->img_addr_ptr) = hdr->pimg64; #else - img->img_addr = hdr->pimg; + *(img->img_addr_ptr) = hdr->pimg; #endif } - sprintf(buf, "%lx", img->img_addr); - setenv("img_addr", buf); - if (!hdr->img_size) return ERROR_ESBC_CLIENT_HEADER_IMG_SIZE; @@ -814,9 +810,17 @@ static int calculate_cmp_img_sig(struct fsl_secboot_img_priv *img) return 0; } - +/* haddr - Address of the header of image to be validated. + * arg_hash_str - Option hash string. If provided, this + * overides the key hash in the SFP fuses. + * img_addr_ptr - Optional pointer to address of image to be validated. + * If non zero addr, this overides the addr of image in header, + * otherwise updated to image addr in header. + * Acts as both input and output of function. + * This pointer shouldn't be NULL. + */ int fsl_secboot_validate(uintptr_t haddr, char *arg_hash_str, - uintptr_t img_addr) + uintptr_t *img_addr_ptr) { struct ccsr_sfp_regs *sfp_regs = (void *)(CONFIG_SYS_SFP_ADDR); ulong hash[SHA256_BYTES/sizeof(ulong)]; @@ -869,7 +873,7 @@ int fsl_secboot_validate(uintptr_t haddr, char *arg_hash_str, /* Update the information in Private Struct */ hdr = &img->hdr; img->ehdrloc = haddr; - img->img_addr = img_addr; + img->img_addr_ptr = img_addr_ptr; esbc = (u8 *)img->ehdrloc; memcpy(hdr, esbc, sizeof(struct fsl_secboot_img_hdr)); |