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efi: stub: Pass EFI system table address to U-Boot payload

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This updates the EFI stub codes to pass UEFI BIOS's system table
address to U-Boot payload so that U-Boot can utilize it.

Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Bin Meng
2018-08-23 08:24:09 -07:00
parent aac79251c7
commit cbe503fbc1
2 changed files with 14 additions and 0 deletions
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4
lib/efi/efi_stub.c
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@@ -277,6 +277,7 @@ efi_status_t EFIAPI efi_main(efi_handle_t image,
struct efi_entry_memmap map;
struct efi_gop *gop;
struct efi_entry_gopmode mode;
struct efi_entry_systable table;
efi_guid_t efi_gop_guid = EFI_GOP_GUID;
efi_uintn_t key, desc_size, size;
efi_status_t ret;
@@ -335,6 +336,9 @@ efi_status_t EFIAPI efi_main(efi_handle_t image,
return ret;
}
table.sys_table = (ulong)sys_table;
add_entry_addr(priv, EFIET_SYS_TABLE, &table, sizeof(table), NULL, 0);
ret = boot->exit_boot_services(image, key);
if (ret) {
/*