Commit | Line | Data |
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56f08d83 | 1 | /* |
2 | * (C) GraÅžvydas "notaz" Ignotas, 2011 | |
3 | * | |
4 | * This work is licensed under the terms of any of these licenses | |
5 | * (at your option): | |
6 | * - GNU GPL, version 2 or later. | |
7 | * - GNU LGPL, version 2.1 or later. | |
8 | * See the COPYING file in the top-level directory. | |
9 | */ | |
10 | ||
11 | #include <stdint.h> | |
12 | ||
6f2ee2be | 13 | #ifdef __cplusplus |
14 | extern "C" { | |
15 | #endif | |
16 | ||
56f08d83 | 17 | #define CMD_BUFFER_LEN 1024 |
18 | ||
f23b103c PC |
19 | #define BIT(x) (1 << (x)) |
20 | ||
21 | #define PSX_GPU_STATUS_DHEIGHT BIT(19) | |
22 | #define PSX_GPU_STATUS_RGB24 BIT(21) | |
23 | #define PSX_GPU_STATUS_INTERLACE BIT(22) | |
24 | #define PSX_GPU_STATUS_BLANKING BIT(23) | |
25 | #define PSX_GPU_STATUS_IMG BIT(27) | |
26 | #define PSX_GPU_STATUS_DMA(x) ((x) << 29) | |
27 | #define PSX_GPU_STATUS_DMA_MASK (BIT(29) | BIT(30)) | |
28 | ||
56f08d83 | 29 | struct psx_gpu { |
56f08d83 | 30 | uint32_t cmd_buffer[CMD_BUFFER_LEN]; |
31 | uint32_t regs[16]; | |
9ee0fd5b | 32 | uint16_t *vram; |
f23b103c | 33 | uint32_t status; |
6e9bdaef | 34 | uint32_t gp0; |
35 | uint32_t ex_regs[8]; | |
56f08d83 | 36 | struct { |
8dd855cd | 37 | int hres, vres; |
56f08d83 | 38 | int x, y, w, h; |
8dd855cd | 39 | int x1, x2; |
56f08d83 | 40 | int y1, y2; |
41 | } screen; | |
42 | struct { | |
43 | int x, y, w, h; | |
05740673 | 44 | short int offset, is_read; |
45 | } dma, dma_start; | |
56f08d83 | 46 | int cmd_len; |
56f08d83 | 47 | uint32_t zero; |
fc84f618 | 48 | struct { |
49 | uint32_t fb_dirty:1; | |
5440b88e | 50 | uint32_t old_interlace:1; |
51 | uint32_t allow_interlace:2; | |
aafcb4dd | 52 | uint32_t blanked:1; |
0b02eb77 | 53 | uint32_t enhancement_enable:1; |
54 | uint32_t enhancement_active:1; | |
3ece2f0c | 55 | uint32_t *frame_count; |
56 | uint32_t *hcnt; /* hsync count */ | |
deb18d24 | 57 | struct { |
58 | uint32_t addr; | |
1c72b1c2 | 59 | uint32_t cycles; |
deb18d24 | 60 | uint32_t frame; |
61 | uint32_t hcnt; | |
62 | } last_list; | |
5440b88e | 63 | uint32_t last_vram_read_frame; |
fc84f618 | 64 | } state; |
65 | struct { | |
9fe27e25 | 66 | int32_t set:3; /* -1 auto, 0 off, 1-3 fixed */ |
67 | int32_t cnt:3; /* amount skipped in a row */ | |
fc84f618 | 68 | uint32_t active:1; |
fb4c6fba | 69 | uint32_t allow:1; |
fc84f618 | 70 | uint32_t frame_ready:1; |
71 | const int *advice; | |
fb4c6fba | 72 | uint32_t last_flip_frame; |
fbb4bfff | 73 | uint32_t pending_fill[3]; |
fc84f618 | 74 | } frameskip; |
a8be0deb | 75 | uint16_t *(*get_enhancement_bufer) |
fa56d360 | 76 | (int *x, int *y, int *w, int *h, int *vram_h); |
9ee0fd5b | 77 | void *(*mmap)(unsigned int size); |
78 | void (*munmap)(void *ptr, unsigned int size); | |
56f08d83 | 79 | }; |
80 | ||
81 | extern struct psx_gpu gpu; | |
82 | ||
83 | extern const unsigned char cmd_lengths[256]; | |
84 | ||
b243416b | 85 | int do_cmd_list(uint32_t *list, int count, int *last_cmd); |
56f08d83 | 86 | |
914455e6 | 87 | struct rearmed_cbs; |
88 | ||
9394ada5 | 89 | int renderer_init(void); |
e929dec5 | 90 | void renderer_finish(void); |
5b745e5b | 91 | void renderer_sync_ecmds(uint32_t * ecmds); |
05740673 | 92 | void renderer_update_caches(int x, int y, int w, int h); |
9394ada5 | 93 | void renderer_flush_queues(void); |
5440b88e | 94 | void renderer_set_interlace(int enable, int is_odd); |
914455e6 | 95 | void renderer_set_config(const struct rearmed_cbs *config); |
e929dec5 | 96 | void renderer_notify_res_change(void); |
9394ada5 | 97 | |
5440b88e | 98 | int vout_init(void); |
99 | int vout_finish(void); | |
100 | void vout_update(void); | |
aafcb4dd | 101 | void vout_blank(void); |
5440b88e | 102 | void vout_set_config(const struct rearmed_cbs *config); |
6f2ee2be | 103 | |
096ec49b | 104 | /* listing these here for correct linkage if rasterizer uses c++ */ |
105 | struct GPUFreeze; | |
096ec49b | 106 | |
107 | long GPUinit(void); | |
108 | long GPUshutdown(void); | |
109 | void GPUwriteDataMem(uint32_t *mem, int count); | |
110 | long GPUdmaChain(uint32_t *rambase, uint32_t addr); | |
111 | void GPUwriteData(uint32_t data); | |
112 | void GPUreadDataMem(uint32_t *mem, int count); | |
113 | uint32_t GPUreadData(void); | |
114 | uint32_t GPUreadStatus(void); | |
115 | void GPUwriteStatus(uint32_t data); | |
116 | long GPUfreeze(uint32_t type, struct GPUFreeze *freeze); | |
117 | void GPUupdateLace(void); | |
118 | long GPUopen(void **dpy); | |
119 | long GPUclose(void); | |
72e5023f | 120 | void GPUvBlank(int is_vblank, int lcf); |
096ec49b | 121 | void GPUrearmedCallbacks(const struct rearmed_cbs *cbs_); |
122 | ||
6f2ee2be | 123 | #ifdef __cplusplus |
124 | } | |
125 | #endif |