xref: /openbmc/qemu/include/hw/display/macfb.h (revision c734cd40)
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 #include "qom/object.h"
20 
21 typedef struct MacfbState {
22     MemoryRegion mem_vram;
23     MemoryRegion mem_ctrl;
24     QemuConsole *con;
25 
26     uint8_t *vram;
27     uint32_t vram_bit_mask;
28     uint32_t palette_current;
29     uint8_t color_palette[256 * 3];
30     uint32_t width, height; /* in pixels */
31     uint8_t depth;
32 } MacfbState;
33 
34 #define TYPE_MACFB "sysbus-macfb"
35 typedef struct MacfbSysBusState MacfbSysBusState;
36 DECLARE_INSTANCE_CHECKER(MacfbSysBusState, MACFB,
37                          TYPE_MACFB)
38 
39 struct MacfbSysBusState {
40     SysBusDevice busdev;
41 
42     MacfbState macfb;
43 };
44 
45 #define TYPE_NUBUS_MACFB "nubus-macfb"
46 typedef struct MacfbNubusDeviceClass MacfbNubusDeviceClass;
47 typedef struct MacfbNubusState MacfbNubusState;
48 DECLARE_OBJ_CHECKERS(MacfbNubusState, MacfbNubusDeviceClass,
49                      NUBUS_MACFB, TYPE_NUBUS_MACFB)
50 
51 struct MacfbNubusDeviceClass {
52     DeviceClass parent_class;
53 
54     DeviceRealize parent_realize;
55 };
56 
57 
58 struct MacfbNubusState {
59     NubusDevice busdev;
60 
61     MacfbState macfb;
62 };
63 
64 #endif
65