1 | /* |
2 | * QEMU Cirrus CLGD 54xx VGA Emulator, ISA bus support |
3 | * |
4 | * Copyright (c) 2004 Fabrice Bellard |
5 | * Copyright (c) 2004 Makoto Suzuki (suzu) |
6 | * |
7 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
8 | * of this software and associated documentation files (the "Software"), to deal |
9 | * in the Software without restriction, including without limitation the rights |
10 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
11 | * copies of the Software, and to permit persons to whom the Software is |
12 | * furnished to do so, subject to the following conditions: |
13 | * |
14 | * The above copyright notice and this permission notice shall be included in |
15 | * all copies or substantial portions of the Software. |
16 | * |
17 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
18 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
19 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
20 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
21 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
22 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
23 | * THE SOFTWARE. |
24 | */ |
25 | |
26 | #ifndef CIRRUS_VGA_INTERNAL_H |
27 | #define CIRRUS_VGA_INTERNAL_H |
28 | |
29 | #include "vga_int.h" |
30 | |
31 | /* IDs */ |
32 | #define CIRRUS_ID_CLGD5422 (0x23 << 2) |
33 | #define CIRRUS_ID_CLGD5426 (0x24 << 2) |
34 | #define CIRRUS_ID_CLGD5424 (0x25 << 2) |
35 | #define CIRRUS_ID_CLGD5428 (0x26 << 2) |
36 | #define CIRRUS_ID_CLGD5430 (0x28 << 2) |
37 | #define CIRRUS_ID_CLGD5434 (0x2A << 2) |
38 | #define CIRRUS_ID_CLGD5436 (0x2B << 2) |
39 | #define CIRRUS_ID_CLGD5446 (0x2E << 2) |
40 | |
41 | extern const VMStateDescription vmstate_cirrus_vga; |
42 | |
43 | struct CirrusVGAState; |
44 | typedef void (*cirrus_bitblt_rop_t)(struct CirrusVGAState *s, |
45 | uint32_t dstaddr, uint32_t srcaddr, |
46 | int dstpitch, int srcpitch, |
47 | int bltwidth, int bltheight); |
48 | |
49 | typedef struct CirrusVGAState { |
50 | VGACommonState vga; |
51 | |
52 | MemoryRegion cirrus_vga_io; |
53 | MemoryRegion cirrus_linear_io; |
54 | MemoryRegion cirrus_linear_bitblt_io; |
55 | MemoryRegion cirrus_mmio_io; |
56 | MemoryRegion pci_bar; |
57 | bool linear_vram; /* vga.vram mapped over cirrus_linear_io */ |
58 | MemoryRegion low_mem_container; /* container for 0xa0000-0xc0000 */ |
59 | MemoryRegion low_mem; /* always mapped, overridden by: */ |
60 | MemoryRegion cirrus_bank[2]; /* aliases at 0xa0000-0xb0000 */ |
61 | uint32_t cirrus_addr_mask; |
62 | uint32_t linear_mmio_mask; |
63 | uint8_t cirrus_shadow_gr0; |
64 | uint8_t cirrus_shadow_gr1; |
65 | uint8_t cirrus_hidden_dac_lockindex; |
66 | uint8_t cirrus_hidden_dac_data; |
67 | uint32_t cirrus_bank_base[2]; |
68 | uint32_t cirrus_bank_limit[2]; |
69 | uint8_t cirrus_hidden_palette[48]; |
70 | bool enable_blitter; |
71 | int cirrus_blt_pixelwidth; |
72 | int cirrus_blt_width; |
73 | int cirrus_blt_height; |
74 | int cirrus_blt_dstpitch; |
75 | int cirrus_blt_srcpitch; |
76 | uint32_t cirrus_blt_fgcol; |
77 | uint32_t cirrus_blt_bgcol; |
78 | uint32_t cirrus_blt_dstaddr; |
79 | uint32_t cirrus_blt_srcaddr; |
80 | uint8_t cirrus_blt_mode; |
81 | uint8_t cirrus_blt_modeext; |
82 | cirrus_bitblt_rop_t cirrus_rop; |
83 | #define CIRRUS_BLTBUFSIZE (2048 * 4) /* one line width */ |
84 | uint8_t cirrus_bltbuf[CIRRUS_BLTBUFSIZE]; |
85 | uint8_t *cirrus_srcptr; |
86 | uint8_t *cirrus_srcptr_end; |
87 | uint32_t cirrus_srccounter; |
88 | /* hwcursor display state */ |
89 | int last_hw_cursor_size; |
90 | int last_hw_cursor_x; |
91 | int last_hw_cursor_y; |
92 | int last_hw_cursor_y_start; |
93 | int last_hw_cursor_y_end; |
94 | int real_vram_size; /* XXX: suppress that */ |
95 | int device_id; |
96 | int bustype; |
97 | } CirrusVGAState; |
98 | |
99 | void cirrus_init_common(CirrusVGAState *s, Object *owner, |
100 | int device_id, int is_pci, |
101 | MemoryRegion *system_memory, MemoryRegion *system_io); |
102 | |
103 | #endif |
104 | |