[PATCH v2] bootstd: Skip over bad device during bootflows scanning

[Tom Rini]

On Thu, Nov 02, 2023 at 11:51:15AM -0700, Tony Dinh wrote:

> During bootstd scanning for bootdevs, if bootdev_hunt_drv() encounters
> a device not found error (e.g. ENOENT), let it return a successful status
> so that bootstd will continue scanning the next devices, not stopping
> prematurely.
> 
> Background:
> 
> During scanning for bootflows, it's possible for bootstd to encounter a
> faulty device controller. Also when the same u-boot is used for another
> variant of the same board, some device controller such as SATA might
> not exist.
> 
> I've found this issue while converting the Marvell Sheevaplug board to
> use bootstd. This board has 2 variants, the original Sheevaplug has MMC and
> USB only, but the later variant comes with USB, MMC, and eSATA ports. We
> have been using the same u-boot (starting with CONFIG_IDE and later with DM
> CONFIG_SATA) for both variants. This worked well with the old
> envs-scripting booting scheme.
> 
> Signed-off-by: Tony Dinh <mibodhi at gmail.com>
> Reviewed-by: Simon Glass <sjg at chromium.org>

Applied to u-boot/master, thanks!

-- 
Tom
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