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1 | \r |
2 | #include <stdio.h>\r |
3 | #include <stdlib.h>\r |
4 | #include <stdarg.h>\r |
5 | #include <string.h>\r |
6 | #include <unistd.h>\r |
7 | #include <sys/mman.h>\r |
8 | #include <sys/types.h>\r |
9 | #include <sys/stat.h>\r |
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10 | #include <linux/fb.h>\r |
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11 | #include <fcntl.h>\r |
12 | #include <errno.h>\r |
13 | \r |
14 | #include "../gp2x/gp2x.h"\r |
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15 | #include "../linux/usbjoy.h"\r |
16 | #include "../linux/sndout_oss.h"\r |
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17 | #include "../common/arm_linux.h"\r |
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18 | \r |
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19 | static volatile unsigned int *memregs = MAP_FAILED;\r |
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20 | //static\r |
21 | int memdev = 0;\r |
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22 | static int fbdev = -1;\r |
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23 | \r |
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24 | #define SCREEN_MAP_SIZE (800*480*2)\r |
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25 | static void *screen = MAP_FAILED;\r |
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26 | void *gp2x_screen;\r |
27 | \r |
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28 | \r |
29 | /* video stuff */\r |
30 | void gp2x_video_flip(void)\r |
31 | {\r |
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32 | }\r |
33 | \r |
34 | /* doulblebuffered flip */\r |
35 | void gp2x_video_flip2(void)\r |
36 | {\r |
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37 | }\r |
38 | \r |
39 | \r |
40 | void gp2x_video_changemode2(int bpp)\r |
41 | {\r |
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42 | }\r |
43 | \r |
44 | \r |
45 | void gp2x_video_changemode(int bpp)\r |
46 | {\r |
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47 | }\r |
48 | \r |
49 | \r |
50 | void gp2x_video_setpalette(int *pal, int len)\r |
51 | {\r |
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52 | }\r |
53 | \r |
54 | \r |
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55 | void gp2x_video_RGB_setscaling(int ln_offs, int W, int H)\r |
56 | {\r |
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57 | }\r |
58 | \r |
59 | \r |
60 | void gp2x_video_wait_vsync(void)\r |
61 | {\r |
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62 | }\r |
63 | \r |
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64 | void gp2x_video_flush_cache(void)\r |
65 | {\r |
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66 | // cache_flush_d_inval_i(gp2x_screen, (char *)gp2x_screen + 320*240*2, 0);\r |
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67 | }\r |
68 | \r |
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69 | void gp2x_memcpy_buffers(int buffers, void *data, int offset, int len)\r |
70 | {\r |
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71 | }\r |
72 | \r |
73 | \r |
74 | void gp2x_memcpy_all_buffers(void *data, int offset, int len)\r |
75 | {\r |
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76 | }\r |
77 | \r |
78 | \r |
79 | void gp2x_memset_all_buffers(int offset, int byte, int len)\r |
80 | {\r |
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81 | memset((char *)gp2x_screen + offset, byte, len);\r |
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82 | }\r |
83 | \r |
84 | \r |
85 | void gp2x_pd_clone_buffer2(void)\r |
86 | {\r |
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87 | memset(gp2x_screen, 0, 800*480*2);\r |
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88 | }\r |
89 | \r |
90 | \r |
91 | unsigned long gp2x_joystick_read(int allow_usb_joy)\r |
92 | {\r |
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93 | unsigned long value = 0;\r |
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94 | int i;\r |
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95 | \r |
96 | if (allow_usb_joy && num_of_joys > 0) {\r |
97 | // check the usb joy as well..\r |
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98 | usbjoy_update();\r |
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99 | for (i = 0; i < num_of_joys; i++)\r |
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100 | value |= usbjoy_check(i);\r |
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101 | }\r |
102 | \r |
103 | return value;\r |
104 | }\r |
105 | \r |
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106 | // FIXME\r |
107 | #if 0\r |
108 | static int touchcal[7] = { 6203, 0, -1501397, 0, -4200, 16132680, 65536 };\r |
109 | \r |
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110 | typedef struct ucb1x00_ts_event\r |
111 | {\r |
112 | unsigned short pressure;\r |
113 | unsigned short x;\r |
114 | unsigned short y;\r |
115 | unsigned short pad;\r |
116 | struct timeval stamp;\r |
117 | } UCB1X00_TS_EVENT;\r |
118 | \r |
119 | int gp2x_touchpad_read(int *x, int *y)\r |
120 | {\r |
121 | UCB1X00_TS_EVENT event;\r |
122 | static int zero_seen = 0;\r |
123 | int retval;\r |
124 | \r |
125 | if (touchdev < 0) return -1;\r |
126 | \r |
127 | retval = read(touchdev, &event, sizeof(event));\r |
128 | if (retval <= 0) {\r |
129 | printf("touch read failed %i %i\n", retval, errno);\r |
130 | return -1;\r |
131 | }\r |
132 | // this is to ignore the messed-up 4.1.x driver\r |
133 | if (event.pressure == 0) zero_seen = 1;\r |
134 | \r |
135 | if (x) *x = (event.x * touchcal[0] + touchcal[2]) >> 16;\r |
136 | if (y) *y = (event.y * touchcal[4] + touchcal[5]) >> 16;\r |
137 | // printf("read %i %i %i\n", event.pressure, *x, *y);\r |
138 | \r |
139 | return zero_seen ? event.pressure : 0;\r |
140 | }\r |
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141 | #else\r |
142 | int gp2x_touchpad_read(int *x, int *y) { return -1; }\r |
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143 | #endif\r |
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144 | \r |
145 | /* common */\r |
146 | void gp2x_init(void)\r |
147 | {\r |
148 | printf("entering init()\n"); fflush(stdout);\r |
149 | \r |
150 | memdev = open("/dev/mem", O_RDWR);\r |
151 | if (memdev == -1)\r |
152 | {\r |
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153 | perror("open(\"/dev/mem\")");\r |
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154 | exit(1);\r |
155 | }\r |
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156 | /*\r |
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157 | memregs = mmap(0, 0x01000000, PROT_READ|PROT_WRITE, MAP_SHARED, memdev, 0x48000000);\r |
158 | if (memregs == MAP_FAILED)\r |
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159 | {\r |
160 | printf("mmap(memregs) failed with %i\n", errno);\r |
161 | exit(1);\r |
162 | }\r |
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163 | */\r |
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164 | fbdev = open("/dev/fb0", O_RDWR);\r |
165 | if (fbdev == -1)\r |
166 | {\r |
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167 | perror("open(\"/dev/fb0\")");\r |
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168 | exit(1);\r |
169 | }\r |
170 | \r |
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171 | screen = mmap(0, SCREEN_MAP_SIZE, PROT_WRITE|PROT_READ, MAP_SHARED, fbdev, 0);\r |
172 | if (screen == MAP_FAILED)\r |
173 | {\r |
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174 | perror("mmap(fbptr)");\r |
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175 | exit(1);\r |
176 | }\r |
177 | printf("fbptr %p\n", screen);\r |
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178 | gp2x_screen = screen;\r |
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179 | \r |
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180 | // snd\r |
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181 | sndout_oss_init();\r |
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182 | \r |
183 | /* init usb joys -GnoStiC */\r |
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184 | usbjoy_init();\r |
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185 | \r |
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186 | printf("exitting init()\n"); fflush(stdout);\r |
187 | }\r |
188 | \r |
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189 | void gp2x_deinit(void)\r |
190 | {\r |
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191 | if (screen != MAP_FAILED)\r |
192 | munmap(screen, SCREEN_MAP_SIZE);\r |
193 | if (memregs != MAP_FAILED)\r |
194 | munmap((void *)memregs, 0x10000);\r |
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195 | close(memdev);\r |
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196 | if (fbdev >= 0) close(fbdev);\r |
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197 | \r |
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198 | sndout_oss_exit();\r |
199 | usbjoy_deinit();\r |
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200 | \r |
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201 | printf("all done");\r |
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202 | }\r |
203 | \r |
204 | /* lprintf */\r |
205 | void lprintf(const char *fmt, ...)\r |
206 | {\r |
207 | va_list vl;\r |
208 | \r |
209 | va_start(vl, fmt);\r |
210 | vprintf(fmt, vl);\r |
211 | va_end(vl);\r |
212 | }\r |
213 | \r |
214 | \r |
215 | /* fake GP2X */\r |
216 | int crashed_940 = 0;\r |
217 | \r |
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218 | void set_gamma(int g100, int A_SNs_curve) {}\r |
219 | void set_FCLK(unsigned MHZ) {}\r |
220 | void set_LCD_custom_rate(int rate) {}\r |
221 | void unset_LCD_custom_rate(void) {}\r |
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222 | void Pause940(int yes) {}\r |
223 | void Reset940(int yes, int bank) {}\r |
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224 | \r |