On Sat, 13 May 2023 02:30:44 +0200
Heinrich Schuchardt <heinrich.schucha...@canonical.com> wrote:
> Executing an EFI binary fails for files loaded via semihosting.
>
> Construct a dummy device path for EFI binaries loaded via semihosting.
>
> A future complete solution may include the creation of a handle with a
> simple file system protocol.
>
> Reported-by: Andre Przywara <andre.przyw...@arm.com>
> Signed-off-by: Heinrich Schuchardt <heinrich.schucha...@canonical.com>
Tested-by: Andre Przywara <andre.przyw...@arm.com>
Thanks,
Andre
> ---
> lib/efi_loader/efi_device_path.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/lib/efi_loader/efi_device_path.c
> b/lib/efi_loader/efi_device_path.c
> index e2e98a39be..20ad948498 100644
> --- a/lib/efi_loader/efi_device_path.c
> +++ b/lib/efi_loader/efi_device_path.c
> @@ -1203,7 +1203,8 @@ efi_status_t efi_dp_from_name(const char *dev, const
> char *devnr,
> } else if (!strcmp(dev, "Uart")) {
> if (device)
> *device = efi_dp_from_uart();
> - } else if (!strcmp(dev, "Mem")) {
> + } else if (!strcmp(dev, "Mem") || !strcmp(dev, "hostfs")) {
> + /* loadm command and semihosting */
> efi_get_image_parameters(&image_addr, &image_size);
>
> if (device)
