summaryrefslogtreecommitdiff
path: root/board
diff options
context:
space:
mode:
Diffstat (limited to 'board')
-rw-r--r--board/st/stm32mp2/stm32mp2.c32
1 files changed, 32 insertions, 0 deletions
diff --git a/board/st/stm32mp2/stm32mp2.c b/board/st/stm32mp2/stm32mp2.c
index 43bc583378e..5cbbbc322a3 100644
--- a/board/st/stm32mp2/stm32mp2.c
+++ b/board/st/stm32mp2/stm32mp2.c
@@ -208,4 +208,36 @@ void fwu_plat_get_bootidx(uint *boot_idx)
*boot_idx = (readl(TAMP_FWU_BOOT_INFO_REG) >>
TAMP_FWU_BOOT_IDX_OFFSET) & TAMP_FWU_BOOT_IDX_MASK;
}
+
+int fwu_platform_hook(struct udevice *dev, struct fwu_data *data)
+{
+ uint boot_idx;
+ efi_guid_t boot_uuid, root_uuid;
+ const efi_guid_t boot_type_guid = PARTITION_XBOOTLDR;
+ const efi_guid_t root_type_guid =
+ PARTITION_LINUX_FILE_SYSTEM_DATA_GUID;
+ char uuidbuf[UUID_STR_LEN + 1];
+ int retb, retr;
+
+ fwu_plat_get_bootidx(&boot_idx);
+
+ retb = fwu_mdata_get_image_guid(&boot_uuid, &boot_type_guid, boot_idx);
+ retr = fwu_mdata_get_image_guid(&root_uuid, &root_type_guid, boot_idx);
+
+ if (!retb && !retr) {
+ uuid_bin_to_str(boot_uuid.b, uuidbuf, UUID_STR_FORMAT_GUID);
+ env_set("boot_partuuid", uuidbuf);
+
+ uuid_bin_to_str(root_uuid.b, uuidbuf, UUID_STR_FORMAT_GUID);
+ env_set("root_partuuid", uuidbuf);
+ } else if (!retb && retr) {
+ log_warning("%s: found boot GUID but missing root GUID (%d)\n",
+ __func__, retr);
+ } else if (!retr && retb) {
+ log_warning("%s: found root GUID but missing boot GUID (%d)\n",
+ __func__, retb);
+ }
+
+ return 0;
+}
#endif /* CONFIG_FWU_MULTI_BANK_UPDATE */