8 #include "../common/plat.h"
9 #include "../common/readpng.h"
10 #include "../common/menu.h"
11 #include "../common/emu.h"
12 #include "../common/input.h"
13 #include "../linux/sndout_oss.h"
15 #include <pico/pico.h>
18 int default_cpu_clock;
21 void *gp2x_screens[4];
23 #include <linux/input.h>
25 static const char * const caanoo_keys[KEY_MAX + 1] = {
26 [0 ... KEY_MAX] = NULL,
29 [KEY_RIGHT] = "Right",
44 void gp2x_video_changemode(int bpp)
46 gp2x_video_changemode_ll(bpp);
48 gp2x_current_bpp = bpp < 0 ? -bpp : bpp;
51 static void gp2x_memcpy_buffers(int buffers, void *data, int offset, int len)
54 if (buffers & (1<<0)) { dst = (char *)gp2x_screens[0] + offset; if (dst != data) memcpy(dst, data, len); }
55 if (buffers & (1<<1)) { dst = (char *)gp2x_screens[1] + offset; if (dst != data) memcpy(dst, data, len); }
56 if (buffers & (1<<2)) { dst = (char *)gp2x_screens[2] + offset; if (dst != data) memcpy(dst, data, len); }
57 if (buffers & (1<<3)) { dst = (char *)gp2x_screens[3] + offset; if (dst != data) memcpy(dst, data, len); }
60 void gp2x_memcpy_all_buffers(void *data, int offset, int len)
62 gp2x_memcpy_buffers(0xf, data, offset, len);
65 void gp2x_memset_all_buffers(int offset, int byte, int len)
67 memset((char *)gp2x_screens[0] + offset, byte, len);
68 memset((char *)gp2x_screens[1] + offset, byte, len);
69 memset((char *)gp2x_screens[2] + offset, byte, len);
70 memset((char *)gp2x_screens[3] + offset, byte, len);
73 void gp2x_make_fb_bufferable(int yes)
78 ret |= warm_change_cb_range(WCB_B_BIT, yes, gp2x_screens[0], 320*240*2);
79 ret |= warm_change_cb_range(WCB_B_BIT, yes, gp2x_screens[1], 320*240*2);
80 ret |= warm_change_cb_range(WCB_B_BIT, yes, gp2x_screens[2], 320*240*2);
81 ret |= warm_change_cb_range(WCB_B_BIT, yes, gp2x_screens[3], 320*240*2);
84 fprintf(stderr, "could not make fb buferable.\n");
86 printf("made fb buferable.\n");
90 void plat_video_menu_enter(int is_rom_loaded)
92 if (gp2x_current_bpp != 16 || gp2x_dev_id == GP2X_DEV_WIZ) {
93 /* try to switch nicely avoiding glitches */
94 gp2x_video_wait_vsync();
95 memset(gp2x_screens[0], 0, 320*240*2);
96 memset(gp2x_screens[1], 0, 320*240*2);
97 gp2x_video_flip2(); // might flip to fb2/3
98 gp2x_video_flip2(); // ..so we do it again
104 gp2x_video_changemode_ll(16);
105 gp2x_video_RGB_setscaling(0, 320, 240);
108 void plat_video_menu_begin(void)
110 g_menuscreen_ptr = g_screen_ptr;
113 void plat_video_menu_end(void)
118 void plat_early_init(void)
127 default_cpu_clock = 200;
128 gp2x_dev_id = GP2X_DEV_GP2X;
131 default_cpu_clock = 533;
132 f = fopen("/dev/accel", "rb");
134 printf("detected Caanoo\n");
135 gp2x_dev_id = GP2X_DEV_CAANOO;
139 printf("detected Wiz\n");
140 gp2x_dev_id = GP2X_DEV_WIZ;
144 printf("could not recognize SoC, running in dummy mode.\n");
148 // just use gettimeofday until plat_init()
149 gp2x_get_ticks_ms = plat_get_ticks_ms_good;
150 gp2x_get_ticks_us = plat_get_ticks_us_good;
173 gp2x_memset_all_buffers(0, 0, 320*240*2);
175 // use buffer2 for menubg to save mem (using only buffers 0, 1 in menu)
176 g_menubg_ptr = gp2x_screens[2];
181 if (gp2x_dev_id == GP2X_DEV_CAANOO)
182 in_set_config(in_name_to_id("evdev:pollux-analog"), IN_CFG_KEY_NAMES,
183 caanoo_keys, sizeof(caanoo_keys));
188 void plat_finish(void)