configure: fix mfloat-abi detection
[pcsx_rearmed.git] / plugins / gpulib / gpu.h
... / ...
CommitLineData
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
13#ifdef __cplusplus
14extern "C" {
15#endif
16
17#define CMD_BUFFER_LEN 1024
18
19struct psx_gpu {
20 uint16_t vram[1024 * 512];
21 uint16_t guard[1024 * 512]; // overdraw guard
22 uint32_t cmd_buffer[CMD_BUFFER_LEN];
23 uint32_t regs[16];
24 union {
25 uint32_t reg;
26 struct {
27 uint32_t tx:4; // 0 texture page
28 uint32_t ty:1;
29 uint32_t abr:2;
30 uint32_t tp:2; // 7 t.p. mode (4,8,15bpp)
31 uint32_t dtd:1; // 9 dither
32 uint32_t dfe:1;
33 uint32_t md:1; // 11 set mask bit when drawing
34 uint32_t me:1; // 12 no draw on mask
35 uint32_t unkn:3;
36 uint32_t width1:1; // 16
37 uint32_t width0:2;
38 uint32_t dheight:1; // 19 double height
39 uint32_t video:1; // 20 NTSC,PAL
40 uint32_t rgb24:1;
41 uint32_t interlace:1; // 22 interlace on
42 uint32_t blanking:1; // 23 display not enabled
43 uint32_t unkn2:2;
44 uint32_t busy:1; // 26 !busy drawing
45 uint32_t img:1; // 27 ready to DMA image data
46 uint32_t com:1; // 28 ready for commands
47 uint32_t dma:2; // 29 off, ?, to vram, from vram
48 uint32_t lcf:1; // 31
49 };
50 } status;
51 uint32_t gp0;
52 uint32_t ex_regs[8];
53 struct {
54 int hres, vres;
55 int x, y, w, h;
56 int x1, x2;
57 int y1, y2;
58 } screen;
59 struct {
60 int x, y, w, h;
61 short int offset, is_read;
62 } dma, dma_start;
63 int cmd_len;
64 uint32_t zero;
65 struct {
66 uint32_t fb_dirty:1;
67 uint32_t old_interlace:1;
68 uint32_t allow_interlace:2;
69 uint32_t blanked:1;
70 uint32_t *frame_count;
71 uint32_t *hcnt; /* hsync count */
72 struct {
73 uint32_t addr;
74 uint32_t cycles;
75 uint32_t frame;
76 uint32_t hcnt;
77 } last_list;
78 uint32_t last_vram_read_frame;
79 } state;
80 struct {
81 int32_t set:3; /* -1 auto, 0 off, 1-3 fixed */
82 int32_t cnt:3; /* amount skipped in a row */
83 uint32_t active:1;
84 uint32_t allow:1;
85 uint32_t frame_ready:1;
86 const int *advice;
87 uint32_t last_flip_frame;
88 uint32_t pending_fill[3];
89 } frameskip;
90};
91
92extern struct psx_gpu gpu;
93
94extern const unsigned char cmd_lengths[256];
95
96int do_cmd_list(uint32_t *list, int count, int *last_cmd);
97
98struct rearmed_cbs;
99
100int renderer_init(void);
101void renderer_sync_ecmds(uint32_t * ecmds);
102void renderer_update_caches(int x, int y, int w, int h);
103void renderer_flush_queues(void);
104void renderer_set_interlace(int enable, int is_odd);
105void renderer_set_config(const struct rearmed_cbs *config);
106
107int vout_init(void);
108int vout_finish(void);
109void vout_update(void);
110void vout_blank(void);
111void vout_set_config(const struct rearmed_cbs *config);
112
113/* listing these here for correct linkage if rasterizer uses c++ */
114struct GPUFreeze;
115
116long GPUinit(void);
117long GPUshutdown(void);
118void GPUwriteDataMem(uint32_t *mem, int count);
119long GPUdmaChain(uint32_t *rambase, uint32_t addr);
120void GPUwriteData(uint32_t data);
121void GPUreadDataMem(uint32_t *mem, int count);
122uint32_t GPUreadData(void);
123uint32_t GPUreadStatus(void);
124void GPUwriteStatus(uint32_t data);
125long GPUfreeze(uint32_t type, struct GPUFreeze *freeze);
126void GPUupdateLace(void);
127long GPUopen(void **dpy);
128long GPUclose(void);
129void GPUvBlank(int is_vblank, int lcf);
130void GPUrearmedCallbacks(const struct rearmed_cbs *cbs_);
131
132#ifdef __cplusplus
133}
134#endif