diff options
| author | Pali Rohár | 2021-09-24 23:06:58 +0200 |
|---|---|---|
| committer | Stefan Roese | 2021-10-01 11:07:13 +0200 |
| commit | 792e42355083a7d57c156b45ce6701243989c495 (patch) | |
| tree | a484cc7a3e408bc638f0bb618778b26d4c49ca56 /tools | |
| parent | 550c93085aac67e88486355121e71678c41c38e1 (diff) | |
tools: kwboot: Patch source address in image header
Some image types have source address in non-bytes unit; for example for
SATA images, it is in 512 B units.
We need to multiply by unit size when patching image type to UART.
Signed-off-by: Pali Rohár <pali@kernel.org>
[ refactored ]
Signed-off-by: Marek Behún <marek.behun@nic.cz>
Reviewed-by: Stefan Roese <sr@denx.de>
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/kwboot.c | 40 |
1 files changed, 29 insertions, 11 deletions
diff --git a/tools/kwboot.c b/tools/kwboot.c index 2446d0a7b59..907a574bfc2 100644 --- a/tools/kwboot.c +++ b/tools/kwboot.c @@ -773,6 +773,7 @@ kwboot_img_patch_hdr(void *img, size_t size) { int rc; struct main_hdr_v1 *hdr; + uint32_t srcaddr; uint8_t csum; size_t hdrsz = sizeof(*hdr); int image_ver; @@ -809,6 +810,34 @@ kwboot_img_patch_hdr(void *img, size_t size) goto out; } + if (image_ver == 0) { + struct main_hdr_v0 *hdr_v0 = img; + + hdr_v0->nandeccmode = IBR_HDR_ECC_DISABLED; + hdr_v0->nandpagesize = 0; + } + + srcaddr = le32_to_cpu(hdr->srcaddr); + + switch (hdr->blockid) { + case IBR_HDR_SATA_ID: + if (srcaddr < 1) { + errno = EINVAL; + goto out; + } + hdr->srcaddr = cpu_to_le32((srcaddr - 1) * 512); + break; + + case IBR_HDR_SDIO_ID: + hdr->srcaddr = cpu_to_le32(srcaddr * 512); + break; + + case IBR_HDR_PEX_ID: + if (srcaddr == 0xFFFFFFFF) + hdr->srcaddr = cpu_to_le32(hdrsz); + break; + } + is_secure = kwboot_img_is_secure(img); if (hdr->blockid != IBR_HDR_UART_ID) { @@ -823,17 +852,6 @@ kwboot_img_patch_hdr(void *img, size_t size) hdr->blockid = IBR_HDR_UART_ID; } - if (image_ver == 0) { - struct main_hdr_v0 *hdr_v0 = img; - - hdr_v0->nandeccmode = IBR_HDR_ECC_DISABLED; - hdr_v0->nandpagesize = 0; - - hdr_v0->srcaddr = hdr_v0->ext - ? sizeof(struct kwb_header) - : sizeof(*hdr_v0); - } - hdr->checksum = kwboot_img_csum8(hdr, hdrsz) - csum; rc = 0; |