improve linux makefile
[picodrive.git] / platform / pandora / pandora.c
CommitLineData
3a3947cd 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
e163b67f 10#include <linux/fb.h>\r
3a3947cd 11#include <fcntl.h>\r
12#include <errno.h>\r
13\r
14#include "../gp2x/gp2x.h"\r
e5ab6faf 15#include "../linux/sndout_oss.h"\r
16b0afd0 16#include "../common/arm_linux.h"\r
3a3947cd 17\r
e163b67f 18static volatile unsigned int *memregs = MAP_FAILED;\r
3a3947cd 19//static\r
20int memdev = 0;\r
e5ab6faf 21static int fbdev = -1;\r
3a3947cd 22\r
3bb7bd19 23#define SCREEN_MAP_SIZE (800*480*2)\r
e163b67f 24static void *screen = MAP_FAILED;\r
3a3947cd 25void *gp2x_screen;\r
26\r
3a3947cd 27\r
28/* video stuff */\r
29void gp2x_video_flip(void)\r
30{\r
3a3947cd 31}\r
32\r
33/* doulblebuffered flip */\r
34void gp2x_video_flip2(void)\r
35{\r
3a3947cd 36}\r
37\r
38\r
39void gp2x_video_changemode2(int bpp)\r
40{\r
3a3947cd 41}\r
42\r
43\r
44void gp2x_video_changemode(int bpp)\r
45{\r
3a3947cd 46}\r
47\r
48\r
49void gp2x_video_setpalette(int *pal, int len)\r
50{\r
3a3947cd 51}\r
52\r
53\r
3a3947cd 54void gp2x_video_RGB_setscaling(int ln_offs, int W, int H)\r
55{\r
3a3947cd 56}\r
57\r
58\r
59void gp2x_video_wait_vsync(void)\r
60{\r
3a3947cd 61}\r
62\r
3a3947cd 63void gp2x_video_flush_cache(void)\r
64{\r
16b0afd0 65// cache_flush_d_inval_i(gp2x_screen, (char *)gp2x_screen + 320*240*2, 0);\r
3a3947cd 66}\r
67\r
3a3947cd 68void gp2x_memcpy_buffers(int buffers, void *data, int offset, int len)\r
69{\r
3a3947cd 70}\r
71\r
72\r
73void gp2x_memcpy_all_buffers(void *data, int offset, int len)\r
74{\r
3a3947cd 75}\r
76\r
77\r
78void gp2x_memset_all_buffers(int offset, int byte, int len)\r
79{\r
e55f0cbb 80 memset((char *)gp2x_screen + offset, byte, len);\r
3a3947cd 81}\r
82\r
83\r
84void gp2x_pd_clone_buffer2(void)\r
85{\r
16b0afd0 86 memset(gp2x_screen, 0, 800*480*2);\r
3a3947cd 87}\r
88\r
e5ab6faf 89// FIXME\r
90#if 0\r
91static int touchcal[7] = { 6203, 0, -1501397, 0, -4200, 16132680, 65536 };\r
92\r
3a3947cd 93typedef struct ucb1x00_ts_event\r
94{\r
95 unsigned short pressure;\r
96 unsigned short x;\r
97 unsigned short y;\r
98 unsigned short pad;\r
99 struct timeval stamp;\r
100} UCB1X00_TS_EVENT;\r
101\r
102int gp2x_touchpad_read(int *x, int *y)\r
103{\r
104 UCB1X00_TS_EVENT event;\r
105 static int zero_seen = 0;\r
106 int retval;\r
107\r
108 if (touchdev < 0) return -1;\r
109\r
110 retval = read(touchdev, &event, sizeof(event));\r
111 if (retval <= 0) {\r
112 printf("touch read failed %i %i\n", retval, errno);\r
113 return -1;\r
114 }\r
115 // this is to ignore the messed-up 4.1.x driver\r
116 if (event.pressure == 0) zero_seen = 1;\r
117\r
118 if (x) *x = (event.x * touchcal[0] + touchcal[2]) >> 16;\r
119 if (y) *y = (event.y * touchcal[4] + touchcal[5]) >> 16;\r
120 // printf("read %i %i %i\n", event.pressure, *x, *y);\r
121\r
122 return zero_seen ? event.pressure : 0;\r
123}\r
e5ab6faf 124#else\r
125int gp2x_touchpad_read(int *x, int *y) { return -1; }\r
e55f0cbb 126#endif\r
3a3947cd 127\r
128/* common */\r
129void gp2x_init(void)\r
130{\r
131 printf("entering init()\n"); fflush(stdout);\r
132\r
133 memdev = open("/dev/mem", O_RDWR);\r
134 if (memdev == -1)\r
135 {\r
e5ab6faf 136 perror("open(\"/dev/mem\")");\r
3a3947cd 137 exit(1);\r
138 }\r
e163b67f 139/*\r
e55f0cbb 140 memregs = mmap(0, 0x01000000, PROT_READ|PROT_WRITE, MAP_SHARED, memdev, 0x48000000);\r
141 if (memregs == MAP_FAILED)\r
3a3947cd 142 {\r
143 printf("mmap(memregs) failed with %i\n", errno);\r
144 exit(1);\r
145 }\r
e163b67f 146*/\r
a7efb231 147 fbdev = open("/dev/fb0", O_RDWR);\r
148 if (fbdev == -1)\r
149 {\r
e5ab6faf 150 perror("open(\"/dev/fb0\")");\r
e163b67f 151 exit(1);\r
152 }\r
153\r
e55f0cbb 154 screen = mmap(0, SCREEN_MAP_SIZE, PROT_WRITE|PROT_READ, MAP_SHARED, fbdev, 0);\r
155 if (screen == MAP_FAILED)\r
156 {\r
e5ab6faf 157 perror("mmap(fbptr)");\r
e55f0cbb 158 exit(1);\r
159 }\r
160 printf("fbptr %p\n", screen);\r
3bb7bd19 161 gp2x_screen = screen;\r
3a3947cd 162\r
3a3947cd 163 // snd\r
e5ab6faf 164 sndout_oss_init();\r
3a3947cd 165\r
3a3947cd 166 printf("exitting init()\n"); fflush(stdout);\r
167}\r
168\r
3a3947cd 169void gp2x_deinit(void)\r
170{\r
e163b67f 171 if (screen != MAP_FAILED)\r
172 munmap(screen, SCREEN_MAP_SIZE);\r
173 if (memregs != MAP_FAILED)\r
174 munmap((void *)memregs, 0x10000);\r
3a3947cd 175 close(memdev);\r
e163b67f 176 if (fbdev >= 0) close(fbdev);\r
3a3947cd 177\r
e5ab6faf 178 sndout_oss_exit();\r
3a3947cd 179\r
e55f0cbb 180 printf("all done");\r
3a3947cd 181}\r
182\r
183/* lprintf */\r
184void lprintf(const char *fmt, ...)\r
185{\r
186 va_list vl;\r
187\r
188 va_start(vl, fmt);\r
189 vprintf(fmt, vl);\r
190 va_end(vl);\r
191}\r
192\r
193\r
194/* fake GP2X */\r
195int crashed_940 = 0;\r
196\r
3a3947cd 197void set_gamma(int g100, int A_SNs_curve) {}\r
198void set_FCLK(unsigned MHZ) {}\r
199void set_LCD_custom_rate(int rate) {}\r
200void unset_LCD_custom_rate(void) {}\r
e55f0cbb 201void Pause940(int yes) {}\r
202void Reset940(int yes, int bank) {}\r
3a3947cd 203\r