80 lines
2.7 KiB
Zig
80 lines
2.7 KiB
Zig
const uefi = @import("std").os.uefi;
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const Guid = uefi.Guid;
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/// UEFI Specification, Version 2.8, 12.9
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pub const GraphicsOutputProtocol = extern struct {
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_query_mode: extern fn (*const GraphicsOutputProtocol, u32, *usize, **GraphicsOutputModeInformation) usize,
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_set_mode: extern fn (*const GraphicsOutputProtocol, u32) usize,
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_blt: extern fn (*const GraphicsOutputProtocol, ?[*]GraphicsOutputBltPixel, GraphicsOutputBltOperation, usize, usize, usize, usize, usize, usize, usize) usize,
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mode: *GraphicsOutputProtocolMode,
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pub fn queryMode(self: *const GraphicsOutputProtocol, mode: u32, size_of_info: *usize, info: **GraphicsOutputModeInformation) usize {
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return self._query_mode(self, mode, size_of_info, info);
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}
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pub fn setMode(self: *const GraphicsOutputProtocol, mode: u32) usize {
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return self._set_mode(self, mode);
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}
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pub fn blt(self: *const GraphicsOutputProtocol, blt_buffer: ?[*]GraphicsOutputBltPixel, blt_operation: GraphicsOutputBltOperation, source_x: usize, source_y: usize, destination_x: usize, destination_y: usize, width: usize, height: usize, delta: usize) usize {
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return self._blt(self, blt_buffer, blt_operation, source_x, source_y, destination_x, destination_y, width, height, delta);
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}
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pub const guid align(8) = Guid{
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.time_low = 0x9042a9de,
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.time_mid = 0x23dc,
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.time_high_and_version = 0x4a38,
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.clock_seq_high_and_reserved = 0x96,
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.clock_seq_low = 0xfb,
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.node = [_]u8{ 0x7a, 0xde, 0xd0, 0x80, 0x51, 0x6a },
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};
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};
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pub const GraphicsOutputProtocolMode = extern struct {
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max_mode: u32,
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mode: u32,
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info: *GraphicsOutputModeInformation,
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size_of_info: usize,
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frame_buffer_base: u64,
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frame_buffer_size: usize,
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};
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pub const GraphicsOutputModeInformation = extern struct {
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version: u32 = undefined,
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horizontal_resolution: u32 = undefined,
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vertical_resolution: u32 = undefined,
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pixel_format: GraphicsPixelFormat = undefined,
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pixel_information: PixelBitmask = undefined,
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pixels_per_scan_line: u32 = undefined,
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};
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pub const GraphicsPixelFormat = extern enum(u32) {
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PixelRedGreenBlueReserved8BitPerColor,
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PixelBlueGreenRedReserved8BitPerColor,
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PixelBitMask,
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PixelBltOnly,
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PixelFormatMax,
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};
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pub const PixelBitmask = extern struct {
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red_mask: u32,
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green_mask: u32,
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blue_mask: u32,
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reserved_mask: u32,
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};
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pub const GraphicsOutputBltPixel = extern struct {
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blue: u8,
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green: u8,
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red: u8,
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reserved: u8 = undefined,
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};
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pub const GraphicsOutputBltOperation = extern enum(u32) {
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BltVideoFill,
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BltVideoToBltBuffer,
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BltBufferToVideo,
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BltVideoToVideo,
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GraphicsOutputBltOperationMax,
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};
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