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bootstd: Only scan bootable partitions

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At present all partitions are scanned, whether marked bootable or not.
Use only bootable partitions, defaulting to partition 1 if none is
found.

Signed-off-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Simon Glass 2023-01-17 10:47:42 -07:00 • committed by Tom Rini
parent dcffa4428d
commit f0e358f07d
4 changed files with 50 additions and 3 deletions
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10
boot/bootdev-uclass.c
View file

@ -163,7 +163,15 @@ int bootdev_find_in_blk(struct udevice *dev, struct udevice *blk,
*/
iter->max_part = MAX_PART_PER_BOOTDEV;
if (iter->part) {
/* If this is the whole disk, check if we have bootable partitions */
if (!iter->part) {
iter->first_bootable = part_get_bootable(desc);
log_debug("checking bootable=%d\n", iter->first_bootable);
/* if there are bootable partitions, scan only those */
} else if (iter->first_bootable ? !info.bootable : iter->part != 1) {
return log_msg_ret("boot", -EINVAL);
} else {
ret = fs_set_blk_dev_with_part(desc, bflow->part);
bflow->state = BOOTFLOWST_PART;