jcs.org
qemu with hax to log dma reads & writes
jcs.org/2018/11/12/vfio
1/*
2 * QEMU Motorola 680x0 Macintosh Video Card Emulation
3 * Copyright (c) 2012-2018 Laurent Vivier
4 *
5 * some parts from QEMU G364 framebuffer Emulator.
6 * Copyright (c) 2007-2011 Herve Poussineau
7 *
8 * This work is licensed under the terms of the GNU GPL, version 2 or later.
9 * See the COPYING file in the top-level directory.
10 *
11 */
12
13#ifndef MACFB_H
14#define MACFB_H
15
16#include "qemu/osdep.h"
17#include "exec/memory.h"
18#include "ui/console.h"
19
20typedef struct MacfbState {
21 MemoryRegion mem_vram;
22 MemoryRegion mem_ctrl;
23 QemuConsole *con;
24
25 uint8_t *vram;
26 uint32_t vram_bit_mask;
27 uint32_t palette_current;
28 uint8_t color_palette[256 * 3];
29 uint32_t width, height; /* in pixels */
30 uint8_t depth;
31} MacfbState;
32
33#define TYPE_MACFB "sysbus-macfb"
34#define MACFB(obj) \
35 OBJECT_CHECK(MacfbSysBusState, (obj), TYPE_MACFB)
36
37typedef struct {
38 SysBusDevice busdev;
39
40 MacfbState macfb;
41} MacfbSysBusState;
42
43#define MACFB_NUBUS_DEVICE_CLASS(class) \
44 OBJECT_CLASS_CHECK(MacfbNubusDeviceClass, (class), TYPE_NUBUS_MACFB)
45#define MACFB_NUBUS_GET_CLASS(obj) \
46 OBJECT_GET_CLASS(MacfbNubusDeviceClass, (obj), TYPE_NUBUS_MACFB)
47
48typedef struct MacfbNubusDeviceClass {
49 DeviceClass parent_class;
50
51 DeviceRealize parent_realize;
52} MacfbNubusDeviceClass;
53
54#define TYPE_NUBUS_MACFB "nubus-macfb"
55#define NUBUS_MACFB(obj) \
56 OBJECT_CHECK(MacfbNubusState, (obj), TYPE_NUBUS_MACFB)
57
58typedef struct {
59 NubusDevice busdev;
60
61 MacfbState macfb;
62} MacfbNubusState;
63
64#endif