diff options
Diffstat (limited to 'arch/x86/include/asm/efi.h')
| -rw-r--r-- | arch/x86/include/asm/efi.h | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/arch/x86/include/asm/efi.h b/arch/x86/include/asm/efi.h new file mode 100644 index 0000000000..dfd858b78b --- /dev/null +++ b/arch/x86/include/asm/efi.h @@ -0,0 +1,39 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * Copyright Google LLC + */ + +#ifndef _ASM_EFI_H_ +#define _ASM_EFI_H_ + +struct efi_info; +struct screen_info; + +/** + * setup_video() - Set up the screen info in the x86 setup + * + * This is needed so Linux can use the display (when U-Boot is an EFI payload) + * + * @efi_info: Pointer to place to put the screen info in the x86 setup base + */ +void setup_video(struct screen_info *screen_info); + +/** + * setup_efi_info() - Set up the EFI info needed by Linux to boot + * + * This writes a suitable signature, table pointers, memory-map pointer, etc. + * These are needed for Linux to boot from U-Boot (when U-Boot is an EFI + * payload). + * + * @efi_info: Pointer to place to put the EFI info in the x86 setup base + */ +void setup_efi_info(struct efi_info *efi_info); + +/** + * efi_show_bdinfo() - Show information about EFI for the 'bdinfo' command + * + * This looks up the EFI table pointer and shows related info + */ +void efi_show_bdinfo(void); + +#endif |