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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 |