fix events loss
[picodrive.git] / platform / pandora / pandora.c
... / ...
CommitLineData
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
10#include <linux/fb.h>\r
11#include <fcntl.h>\r
12#include <errno.h>\r
13\r
14#include "../gp2x/gp2x.h"\r
15#include "../linux/usbjoy.h"\r
16#include "../linux/sndout_oss.h"\r
17#include "../common/arm_linux.h"\r
18\r
19static volatile unsigned int *memregs = MAP_FAILED;\r
20//static\r
21int memdev = 0;\r
22static int fbdev = -1;\r
23\r
24#define SCREEN_MAP_SIZE (800*480*2)\r
25static void *screen = MAP_FAILED;\r
26void *gp2x_screen;\r
27\r
28\r
29/* video stuff */\r
30void gp2x_video_flip(void)\r
31{\r
32}\r
33\r
34/* doulblebuffered flip */\r
35void gp2x_video_flip2(void)\r
36{\r
37}\r
38\r
39\r
40void gp2x_video_changemode2(int bpp)\r
41{\r
42}\r
43\r
44\r
45void gp2x_video_changemode(int bpp)\r
46{\r
47}\r
48\r
49\r
50void gp2x_video_setpalette(int *pal, int len)\r
51{\r
52}\r
53\r
54\r
55void gp2x_video_RGB_setscaling(int ln_offs, int W, int H)\r
56{\r
57}\r
58\r
59\r
60void gp2x_video_wait_vsync(void)\r
61{\r
62}\r
63\r
64void gp2x_video_flush_cache(void)\r
65{\r
66// cache_flush_d_inval_i(gp2x_screen, (char *)gp2x_screen + 320*240*2, 0);\r
67}\r
68\r
69void gp2x_memcpy_buffers(int buffers, void *data, int offset, int len)\r
70{\r
71}\r
72\r
73\r
74void gp2x_memcpy_all_buffers(void *data, int offset, int len)\r
75{\r
76}\r
77\r
78\r
79void gp2x_memset_all_buffers(int offset, int byte, int len)\r
80{\r
81 memset((char *)gp2x_screen + offset, byte, len);\r
82}\r
83\r
84\r
85void gp2x_pd_clone_buffer2(void)\r
86{\r
87 memset(gp2x_screen, 0, 800*480*2);\r
88}\r
89\r
90\r
91unsigned long gp2x_joystick_read(int allow_usb_joy)\r
92{\r
93 unsigned long value = 0;\r
94 int i;\r
95\r
96 if (allow_usb_joy && num_of_joys > 0) {\r
97 // check the usb joy as well..\r
98 usbjoy_update();\r
99 for (i = 0; i < num_of_joys; i++)\r
100 value |= usbjoy_check(i);\r
101 }\r
102\r
103 return value;\r
104}\r
105\r
106// FIXME\r
107#if 0\r
108static int touchcal[7] = { 6203, 0, -1501397, 0, -4200, 16132680, 65536 };\r
109\r
110typedef 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
119int 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
141#else\r
142int gp2x_touchpad_read(int *x, int *y) { return -1; }\r
143#endif\r
144\r
145/* common */\r
146void 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
153 perror("open(\"/dev/mem\")");\r
154 exit(1);\r
155 }\r
156/*\r
157 memregs = mmap(0, 0x01000000, PROT_READ|PROT_WRITE, MAP_SHARED, memdev, 0x48000000);\r
158 if (memregs == MAP_FAILED)\r
159 {\r
160 printf("mmap(memregs) failed with %i\n", errno);\r
161 exit(1);\r
162 }\r
163*/\r
164 fbdev = open("/dev/fb0", O_RDWR);\r
165 if (fbdev == -1)\r
166 {\r
167 perror("open(\"/dev/fb0\")");\r
168 exit(1);\r
169 }\r
170\r
171 screen = mmap(0, SCREEN_MAP_SIZE, PROT_WRITE|PROT_READ, MAP_SHARED, fbdev, 0);\r
172 if (screen == MAP_FAILED)\r
173 {\r
174 perror("mmap(fbptr)");\r
175 exit(1);\r
176 }\r
177 printf("fbptr %p\n", screen);\r
178 gp2x_screen = screen;\r
179\r
180 // snd\r
181 sndout_oss_init();\r
182\r
183 /* init usb joys -GnoStiC */\r
184 usbjoy_init();\r
185\r
186 printf("exitting init()\n"); fflush(stdout);\r
187}\r
188\r
189void gp2x_deinit(void)\r
190{\r
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
195 close(memdev);\r
196 if (fbdev >= 0) close(fbdev);\r
197\r
198 sndout_oss_exit();\r
199 usbjoy_deinit();\r
200\r
201 printf("all done");\r
202}\r
203\r
204/* lprintf */\r
205void 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
216int crashed_940 = 0;\r
217\r
218void set_gamma(int g100, int A_SNs_curve) {}\r
219void set_FCLK(unsigned MHZ) {}\r
220void set_LCD_custom_rate(int rate) {}\r
221void unset_LCD_custom_rate(void) {}\r
222void Pause940(int yes) {}\r
223void Reset940(int yes, int bank) {}\r
224\r