const std = @import("std");
const uefi = std.os.uefi;
const Guid = uefi.Guid;
const Status = uefi.Status;
const cc = uefi.cc;
pub const GraphicsOutput = extern struct {
_query_mode: *const fn (*const GraphicsOutput, u32, *usize, **Mode.Info) callconv(cc) Status,
_set_mode: *const fn (*const GraphicsOutput, u32) callconv(cc) Status,
_blt: *const fn (*const GraphicsOutput, ?[*]BltPixel, BltOperation, usize, usize, usize, usize, usize, usize, usize) callconv(cc) Status,
mode: *Mode,
pub fn queryMode(self: *const GraphicsOutput, mode: u32, size_of_info: *usize, info: **Mode.Info) Status {
return self._query_mode(self, mode, size_of_info, info);
}
pub fn setMode(self: *const GraphicsOutput, mode: u32) Status {
return self._set_mode(self, mode);
}
pub fn blt(self: *const GraphicsOutput, blt_buffer: ?[*]BltPixel, blt_operation: BltOperation, source_x: usize, source_y: usize, destination_x: usize, destination_y: usize, width: usize, height: usize, delta: usize) Status {
return self._blt(self, blt_buffer, blt_operation, source_x, source_y, destination_x, destination_y, width, height, delta);
}
pub const guid align(8) = Guid{
.time_low = 0x9042a9de,
.time_mid = 0x23dc,
.time_high_and_version = 0x4a38,
.clock_seq_high_and_reserved = 0x96,
.clock_seq_low = 0xfb,
.node = [_]u8{ 0x7a, 0xde, 0xd0, 0x80, 0x51, 0x6a },
};
pub const Mode = extern struct {
max_mode: u32,
mode: u32,
info: *Info,
size_of_info: usize,
frame_buffer_base: u64,
frame_buffer_size: usize,
pub const Info = extern struct {
version: u32,
horizontal_resolution: u32,
vertical_resolution: u32,
pixel_format: PixelFormat,
pixel_information: PixelBitmask,
pixels_per_scan_line: u32,
};
};
pub const PixelFormat = enum(u32) {
RedGreenBlueReserved8BitPerColor,
BlueGreenRedReserved8BitPerColor,
BitMask,
BltOnly,
};
pub const PixelBitmask = extern struct {
red_mask: u32,
green_mask: u32,
blue_mask: u32,
reserved_mask: u32,
};
pub const BltPixel = extern struct {
blue: u8,
green: u8,
red: u8,
reserved: u8 = undefined,
};
pub const BltOperation = enum(u32) {
BltVideoFill,
BltVideoToBltBuffer,
BltBufferToVideo,
BltVideoToVideo,
GraphicsOutputBltOperationMax,
};
};