yuffie 0.0.1

A library for creating UEFI applications, libraries, and drivers
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82

// SPDX-License-Identifier: BSD-2-Clause-Patent
// SPDX-FileCopyrightText: 2024 System76, Inc.

//! Graphics output protocol

use crate::mem::PhysicalAddress;
use crate::prelude::*;

#[derive(Clone, Copy, Debug, Eq, PartialEq)]
#[repr(C)]
pub struct PixelBitmap {
    pub RedMask: u32,
    pub GreenMask: u32,
    pub BlueMask: u32,
    pub ReservedMask: u32,
}

#[derive(Clone, Copy, Debug, Eq, PartialEq)]
#[repr(transparent)]
pub struct PixelFormat(u32);

impl PixelFormat {
    pub const RGB_RESERVED_8_BPP: Self = Self(0);
    pub const BGR_RESERVED_8_BPP: Self = Self(1);
    pub const BIT_MASK: Self = Self(2);
    pub const BLT_ONLY: Self = Self(3);
}

#[derive(Clone, Copy, Debug, Eq, PartialEq)]
#[repr(C)]
pub struct GraphicsOutputModeInfo {
    pub Version: u32,
    pub HorizontalResolution: u32,
    pub VerticalResolution: u32,
    pub PixelFormat: PixelFormat,
    pub PixelInformation: PixelBitmap,
    pub PixelsPerScanLine: u32,
}

#[derive(Debug, Eq, PartialEq)]
#[repr(C)]
pub struct GraphicsOutputMode {
    pub MaxMode: u32,
    pub Mode: u32,
    pub Info: *mut GraphicsOutputModeInfo,
    pub SizeOfInfo: usize,
    pub FrameBufferBase: PhysicalAddress,
    pub FrameBufferSize: usize,
}

#[derive(Debug, Eq, PartialEq)]
#[repr(C)]
pub struct GraphicsOutputBltPixel {
    pub Blue: u8,
    pub Green: u8,
    pub Red: u8,
    pub Reserved: u8,
}

#[derive(Clone, Copy, Debug, Eq, PartialEq)]
#[repr(transparent)]
pub struct GraphicsOutputBltOperation(u32);

impl GraphicsOutputBltOperation {
    pub const VIDEO_FILL: Self = Self(0);
    pub const VIDEO_TO_BLT_BUFFER: Self = Self(1);
    pub const BUFFER_TO_VIDEO: Self = Self(2);
    pub const VIDEO_TO_VIDEO: Self = Self(3);
}

#[rustfmt::skip]
#[repr(C)]
pub struct GraphicsOutput {
    pub QueryMode: extern "efiapi" fn(*mut Self, u32, *mut usize, *mut *const GraphicsOutputModeInfo) -> Status,
    pub SetMode: extern "efiapi" fn(*mut Self, u32) -> Status,
    pub Blt: extern "efiapi" fn(*mut Self, *mut GraphicsOutputBltOperation, usize, usize, usize, usize, usize, usize, usize) -> Status,
    pub Mode: *mut GraphicsOutputMode,
}

impl GraphicsOutput {
    pub const GUID: Guid = guid!("9042a9de-23dc-4a38-96fb-7aded080516a");
}