Booting with images in eMMC hardware boot partition doesn't work
because the container header is loaded from user partition, thus
the loaded data doesn't have a valid header. Add partition switching
to support booting from eMMC boot partitions.
Signed-off-by: Anatolij Gustschin <ag...@denx.de>
---
arch/arm/mach-imx/imx8/image.c | 15 ++++++++++++++-
1 file changed, 14 insertions(+), 1 deletion(-)
diff --git a/arch/arm/mach-imx/imx8/image.c b/arch/arm/mach-imx/imx8/image.c
index 58a29e8..b0e9494 100644
--- a/arch/arm/mach-imx/imx8/image.c
+++ b/arch/arm/mach-imx/imx8/image.c
@@ -72,7 +72,20 @@ static int get_container_size(void *dev, int dev_type,
unsigned long offset)
if (dev_type == MMC_DEV) {
unsigned long count = 0;
struct mmc *mmc = (struct mmc *)dev;
-
+ u8 part;
+
+ part = EXT_CSD_EXTRACT_BOOT_PART(mmc->part_config);
+ if (part == 7)
+ part = 0;
+ if (part == 1 || part == 2) {
+ if (CONFIG_IS_ENABLED(MMC_TINY))
+ ret = mmc_switch_part(mmc, part);
+ else
+ ret = blk_dselect_hwpart(mmc_get_blk_desc(mmc),
+ part);
+ if (ret)
+ return ret;
+ }
count = blk_dread(mmc_get_blk_desc(mmc),
offset / mmc->read_bl_len,
CONTAINER_HDR_ALIGNMENT / mmc->read_bl_len,
--
2.7.4
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