Hi Alex,
On Sun, Jun 10, 2018 at 9:25 PM, Bin Meng <bmeng...@gmail.com> wrote:
> Since commit bb0bb91cf0aa ("efi_stub: Use efi_uintn_t"), EFI x86
> 64-bit payload does not work anymore. The call to GetMemoryMap()
> in efi_stub.c fails with return code EFI_INVALID_PARAMETER. Since
> the payload itself is still 32-bit U-Boot, efi_uintn_t gets wrongly
> interpreted as int, but it should actually be long in a 64-bit EFI
> environment.
>
> Fixes: bb0bb91cf0aa ("efi_stub: Use efi_uintn_t")
> Signed-off-by: Bin Meng <bmeng...@gmail.com>
> ---
>
> include/efi_api.h | 4 ++++
> 1 file changed, 4 insertions(+)
>
> diff --git a/include/efi_api.h b/include/efi_api.h
> index 64c27e4..d1158de 100644
> --- a/include/efi_api.h
> +++ b/include/efi_api.h
> @@ -28,7 +28,11 @@ enum efi_timer_delay {
> EFI_TIMER_RELATIVE = 2
> };
>
> +#if defined(CONFIG_EFI_STUB_64BIT) && defined(EFI_STUB)
> +#define efi_uintn_t unsigned long
> +#else
> #define efi_uintn_t size_t
> +#endif
> typedef uint16_t *efi_string_t;
>
> #define EVT_TIMER 0x80000000
> --
With your proposed changes to efi.h in [1], do you think we should
also fix this by:
#ifdef __x86_64__
#define efi_uintn_t unsigned long
#else
#define efi_uintn_t size_t
[1] https://lists.denx.de/pipermail/u-boot/2018-June/331193.html
Regards,
Bin
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