efi: Add separate 32-bit/64-bit definitions

The traditional approach of using machine-specific types such as
'unsigned long' does not allow the kernel to interact with firmware
running in a different CPU mode, e.g. 64-bit kernel with 32-bit EFI.

Add distinct EFI structure definitions for both 32-bit and 64-bit so
that we can use them in the 32-bit and 64-bit code paths.

Acked-by: Borislav Petkov <bp@suse.de>
Signed-off-by: Matt Fleming <matt.fleming@intel.com>
This commit is contained in:
Matt Fleming
2014-01-10 13:47:37 +00:00
parent 099240ac11
commit 677703cef0
2 changed files with 296 additions and 0 deletions

View File

@@ -37,6 +37,24 @@ struct efi_graphics_output_mode_info {
u32 pixels_per_scan_line;
} __packed;
struct efi_graphics_output_protocol_mode_32 {
u32 max_mode;
u32 mode;
u32 info;
u32 size_of_info;
u64 frame_buffer_base;
u32 frame_buffer_size;
} __packed;
struct efi_graphics_output_protocol_mode_64 {
u32 max_mode;
u32 mode;
u64 info;
u64 size_of_info;
u64 frame_buffer_base;
u64 frame_buffer_size;
} __packed;
struct efi_graphics_output_protocol_mode {
u32 max_mode;
u32 mode;
@@ -46,6 +64,20 @@ struct efi_graphics_output_protocol_mode {
unsigned long frame_buffer_size;
} __packed;
struct efi_graphics_output_protocol_32 {
u32 query_mode;
u32 set_mode;
u32 blt;
u32 mode;
};
struct efi_graphics_output_protocol_64 {
u64 query_mode;
u64 set_mode;
u64 blt;
u64 mode;
};
struct efi_graphics_output_protocol {
void *query_mode;
unsigned long set_mode;
@@ -53,6 +85,18 @@ struct efi_graphics_output_protocol {
struct efi_graphics_output_protocol_mode *mode;
};
struct efi_uga_draw_protocol_32 {
u32 get_mode;
u32 set_mode;
u32 blt;
};
struct efi_uga_draw_protocol_64 {
u64 get_mode;
u64 set_mode;
u64 blt;
};
struct efi_uga_draw_protocol {
void *get_mode;
void *set_mode;