From: Pali Rohár pali@kernel.org
Each boot mode has its own kwbimage specified by blockid. So check that kwbimage is valid by blockid.
Signed-off-by: Pali Rohár pali@kernel.org Signed-off-by: Marek Behún marek.behun@nic.cz Reviewed-by: Stefan Roese sr@denx.de --- Changes since v1: - updated error messages as requested by Stefan --- arch/arm/mach-mvebu/spl.c | 35 ++++++++++++++++++++++++++--------- 1 file changed, 26 insertions(+), 9 deletions(-)
diff --git a/arch/arm/mach-mvebu/spl.c b/arch/arm/mach-mvebu/spl.c index 716217083b..4af52c626c 100644 --- a/arch/arm/mach-mvebu/spl.c +++ b/arch/arm/mach-mvebu/spl.c @@ -118,22 +118,39 @@ int spl_parse_board_header(struct spl_image_info *spl_image, * (including SPL content) which is not included in U-Boot image_header. */ if (mhdr->version != 1 || - ((mhdr->headersz_msb << 16) | mhdr->headersz_lsb) < sizeof(*mhdr) || - ( + ((mhdr->headersz_msb << 16) | mhdr->headersz_lsb) < sizeof(*mhdr)) { + printf("ERROR: Invalid kwbimage v1\n"); + return -EINVAL; + } + #ifdef CONFIG_SPL_SPI_FLASH_SUPPORT - mhdr->blockid != IBR_HDR_SPI_ID && + if (bootdev->boot_device == BOOT_DEVICE_SPI && + mhdr->blockid != IBR_HDR_SPI_ID) { + printf("ERROR: Wrong blockid (%u) in SPI kwbimage\n", + mhdr->blockid); + return -EINVAL; + } #endif + #ifdef CONFIG_SPL_SATA - mhdr->blockid != IBR_HDR_SATA_ID && + if (bootdev->boot_device == BOOT_DEVICE_SATA && + mhdr->blockid != IBR_HDR_SATA_ID) { + printf("ERROR: Wrong blockid (%u) in SATA kwbimage\n", + mhdr->blockid); + return -EINVAL; + } #endif + #ifdef CONFIG_SPL_MMC - mhdr->blockid != IBR_HDR_SDIO_ID && -#endif - 1 - )) { - printf("ERROR: Not valid SPI/NAND/SATA/SDIO kwbimage v1\n"); + if ((bootdev->boot_device == BOOT_DEVICE_MMC1 || + bootdev->boot_device == BOOT_DEVICE_MMC2 || + bootdev->boot_device == BOOT_DEVICE_MMC2_2) && + mhdr->blockid != IBR_HDR_SDIO_ID) { + printf("ERROR: Wrong blockid (%u) in SDIO kwbimage\n", + mhdr->blockid); return -EINVAL; } +#endif
spl_image->offset = mhdr->srcaddr;