2 * (C) GraÅžvydas "notaz" Ignotas, 2011
4 * This work is licensed under the terms of any of these licenses
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.
17 #define CMD_BUFFER_LEN 1024
19 #if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
20 #define HTOLE32(x) __builtin_bswap32(x)
21 #define HTOLE16(x) __builtin_bswap16(x)
22 #define LE32TOH(x) __builtin_bswap32(x)
23 #define LE16TOH(x) __builtin_bswap16(x)
25 #define HTOLE32(x) (x)
26 #define HTOLE16(x) (x)
27 #define LE32TOH(x) (x)
28 #define LE16TOH(x) (x)
31 #define BIT(x) (1 << (x))
33 #define PSX_GPU_STATUS_DHEIGHT BIT(19)
34 #define PSX_GPU_STATUS_RGB24 BIT(21)
35 #define PSX_GPU_STATUS_INTERLACE BIT(22)
36 #define PSX_GPU_STATUS_BLANKING BIT(23)
37 #define PSX_GPU_STATUS_IMG BIT(27)
38 #define PSX_GPU_STATUS_DMA(x) ((x) << 29)
39 #define PSX_GPU_STATUS_DMA_MASK (BIT(29) | BIT(30))
42 uint32_t cmd_buffer[CMD_BUFFER_LEN];
56 short int offset, is_read;
62 uint32_t old_interlace:1;
63 uint32_t allow_interlace:2;
65 uint32_t enhancement_enable:1;
66 uint32_t enhancement_active:1;
67 uint32_t *frame_count;
68 uint32_t *hcnt; /* hsync count */
75 uint32_t last_vram_read_frame;
78 int32_t set:3; /* -1 auto, 0 off, 1-3 fixed */
79 int32_t cnt:3; /* amount skipped in a row */
82 uint32_t frame_ready:1;
84 uint32_t last_flip_frame;
85 uint32_t pending_fill[3];
87 uint16_t *(*get_enhancement_bufer)
88 (int *x, int *y, int *w, int *h, int *vram_h);
89 void *(*mmap)(unsigned int size);
90 void (*munmap)(void *ptr, unsigned int size);
93 extern struct psx_gpu gpu;
95 extern const unsigned char cmd_lengths[256];
97 int do_cmd_list(uint32_t *list, int count, int *last_cmd);
101 int renderer_init(void);
102 void renderer_finish(void);
103 void renderer_sync_ecmds(uint32_t * ecmds);
104 void renderer_update_caches(int x, int y, int w, int h);
105 void renderer_flush_queues(void);
106 void renderer_set_interlace(int enable, int is_odd);
107 void renderer_set_config(const struct rearmed_cbs *config);
108 void renderer_notify_res_change(void);
111 int vout_finish(void);
112 void vout_update(void);
113 void vout_blank(void);
114 void vout_set_config(const struct rearmed_cbs *config);
116 /* listing these here for correct linkage if rasterizer uses c++ */
120 long GPUshutdown(void);
121 void GPUwriteDataMem(uint32_t *mem, int count);
122 long GPUdmaChain(uint32_t *rambase, uint32_t addr);
123 void GPUwriteData(uint32_t data);
124 void GPUreadDataMem(uint32_t *mem, int count);
125 uint32_t GPUreadData(void);
126 uint32_t GPUreadStatus(void);
127 void GPUwriteStatus(uint32_t data);
128 long GPUfreeze(uint32_t type, struct GPUFreeze *freeze);
129 void GPUupdateLace(void);
130 long GPUopen(void **dpy);
132 void GPUvBlank(int is_vblank, int lcf);
133 void GPUrearmedCallbacks(const struct rearmed_cbs *cbs_);