[PATCH v2 1/5] spl: mmc: Support OP-TEE payloads in Falcon mode
Patrick DELAUNAY
patrick.delaunay at foss.st.com
Wed Apr 7 09:53:14 CEST 2021
Hi,
On 3/15/21 4:47 PM, Alexandru Gagniuc wrote:
> In general, Falcon mode means we're booting a linux kernel directly.
> With FIT images, however, an OP-TEE secure kernel can be booted before
> linux. Thus, if the next stage is an IH_OS_TEE, this isn't necessarily
> a problem.
>
> Of course, a general solution would involve mmc_load_image_raw_os()
> only loading the binary, and leaving the decision of suitability to
> someone else. However, a rework of the boot flow is beyond the scope
> of this patch. Accept IH_OS_TEE as a valid OS value.
>
> Signed-off-by: Alexandru Gagniuc <mr.nuke.me at gmail.com>
> Reviewed-by: Tom Rini <trini at konsulko.com>
> ---
> common/spl/spl_mmc.c | 6 ++++--
> 1 file changed, 4 insertions(+), 2 deletions(-)
>
> diff --git a/common/spl/spl_mmc.c b/common/spl/spl_mmc.c
> index add2785b4e..bab558d055 100644
> --- a/common/spl/spl_mmc.c
> +++ b/common/spl/spl_mmc.c
> @@ -230,8 +230,10 @@ static int mmc_load_image_raw_os(struct spl_image_info *spl_image,
> if (ret)
> return ret;
>
> - if (spl_image->os != IH_OS_LINUX) {
> - puts("Expected Linux image is not found. Trying to start U-boot\n");
> + if (spl_image->os != IH_OS_LINUX && spl_image->os != IH_OS_TEE) {
> + puts("Expected OS image is not found. Instead found ");
> + puts(genimg_get_os_name(spl_image->os));
> + puts(". Trying to start U-boot\n");
> return -ENOENT;
> }
>
Reviewed-by: Patrick Delaunay <patrick.delaunay at foss.st.com>
Thanks
Patrick
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