static void *fb_vaddr[fb_buf_count];
static u32 fb_work_buf;
static int fb_buf_use;
+static int fbdev;
static void fb_video_init()
{
struct fb_fix_screeninfo fbfix;
int i, ret;
- int fbdev;
fbdev = open("/dev/fb0", O_RDWR);
if (fbdev < 0) {
printf("framebuffer: \"%s\" @ %08lx\n", fbfix.id, fbfix.smem_start);
fb_paddr[0] = fbfix.smem_start;
- close(fbdev);
fb_vaddr[0] = mmap(0, 320*240*2*fb_buf_count, PROT_READ|PROT_WRITE,
MAP_SHARED, gpsp_gp2x_dev, fb_paddr[0]);
void pollux_video_flip()
{
- warm_cache_op_all(WOP_D_CLEAN);
gpsp_gp2x_memregl[0x406C>>2] = fb_paddr[fb_work_buf];
gpsp_gp2x_memregl[0x4058>>2] |= 0x10;
fb_work_buf++;
memset(fb_vaddr[0], 0, 320*240*2*count);
}
+void wiz_lcd_set_portrait(int y)
+{
+ static int old_y = -1;
+ int cmd[2] = { 0, 0 };
+
+ if (old_y == y)
+ return;
+ cmd[0] = y ? 6 : 5;
+ ioctl(fbdev, _IOW('D', 90, int[2]), cmd);
+ gpsp_gp2x_memregl[0x4004>>2] = y ? 0x013f00ef : 0x00ef013f;
+ gpsp_gp2x_memregl[0x4000>>2] |= 1 << 3;
+ old_y = y;
+}
+
static void fb_video_exit()
{
- /* switch to default fb mem */
+ /* switch to default fb mem, turn portrait off */
gpsp_gp2x_memregl[0x406C>>2] = fb_paddr[0];
gpsp_gp2x_memregl[0x4058>>2] |= 0x10;
+ wiz_lcd_set_portrait(0);
+ close(fbdev);
+}
+
+static int wiz_gamepak_fd = -1;
+static u32 wiz_gamepak_size;
+
+static void wiz_gamepak_cleanup()
+{
+ if (wiz_gamepak_size)
+ munmap(gamepak_rom, wiz_gamepak_size);
+ if (wiz_gamepak_fd >= 0)
+ close(wiz_gamepak_fd);
+ gamepak_rom = NULL;
+ wiz_gamepak_size = 0;
+ wiz_gamepak_fd = -1;
+}
+
+u32 wiz_load_gamepak(char *name)
+{
+ char *dot_position = strrchr(name, '.');
+ u32 ret;
+
+ if (!strcasecmp(dot_position, ".zip"))
+ {
+ if (wiz_gamepak_fd >= 0)
+ {
+ wiz_gamepak_cleanup();
+ printf("switching to ROM malloc\n");
+ init_gamepak_buffer();
+ }
+ return load_file_zip(name);
+ }
+
+ if (wiz_gamepak_fd < 0)
+ {
+ extern void *gamepak_memory_map;
+ free(gamepak_rom);
+ free(gamepak_memory_map);
+ gamepak_memory_map = NULL;
+ printf("switching to ROM mmap\n");
+ }
+ else
+ wiz_gamepak_cleanup();
+
+ wiz_gamepak_fd = open(name, O_RDONLY|O_NOATIME, S_IRUSR);
+ if (wiz_gamepak_fd < 0)
+ {
+ perror("wiz_load_gamepak: open failed");
+ return -1;
+ }
+
+ ret = lseek(wiz_gamepak_fd, 0, SEEK_END);
+ wiz_gamepak_size = gamepak_ram_buffer_size = ret;
+
+ gamepak_rom = mmap(0, ret, PROT_READ, MAP_SHARED, wiz_gamepak_fd, 0);
+ if (gamepak_rom == MAP_FAILED)
+ {
+ perror("wiz_load_gamepak: mmap failed");
+ return -1;
+ }
+
+ return ret;
}
+
#endif
-void gp2x_init()
+static int get_romdir(char *buff, size_t size)
{
FILE *f;
+ char *s;
+ int r = -1;
+
+ f = fopen("romdir.txt", "r");
+ if (f == NULL)
+ return -1;
+
+ s = fgets(buff, size, f);
+ if (s)
+ {
+ r = strlen(s);
+ while (r > 0 && isspace(buff[r-1]))
+ buff[--r] = 0;
+ }
+
+ fclose(f);
+ return r;
+}
+
+void gp2x_init()
+{
+ char buff[256];
+
gpsp_gp2x_dev = open("/dev/mem", O_RDWR);
gpsp_gp2x_dev_audio = open("/dev/mixer", O_RDWR);
gpsp_gp2x_memregl =
fb_video_init();
#endif
- f = fopen("romdir.txt", "r");
- if (f != NULL)
- {
- char buff[256];
- char *s = fgets(buff, sizeof(buff) - 1, f);
- if (s)
- {
- int r = strlen(s);
- while (r > 0 && isspace(buff[r-1]))
- buff[--r] = 0;
- chdir(buff);
- }
- fclose(f);
- }
+ if (get_romdir(buff, sizeof(buff)) > 0)
+ chdir(buff);
gp2x_sound_volume(1);
}
-#include <errno.h>
void gp2x_quit()
{
- char buff[256];
- FILE *f;
+ char buff1[256], buff2[256];
- getcwd(buff, sizeof(buff));
+ getcwd(buff1, sizeof(buff1));
chdir(main_path);
- f = fopen("romdir.txt", "r+");
- if (f != NULL)
+ if (get_romdir(buff2, sizeof(buff2)) >= 0 &&
+ strcmp(buff1, buff2) != 0)
{
- fprintf(f, "%s", buff);
- fclose(f);
- truncate("romdir.txt", strlen(buff));
- sync();
+ FILE *f = fopen("romdir.txt", "w");
+ if (f != NULL)
+ {
+ printf("writing romdir: %s\n", buff1);
+ fprintf(f, "%s", buff1);
+ fclose(f);
+ }
}
warm_finish();
#ifdef WIZ_BUILD
close(gpsp_gp2x_gpiodev);
fb_video_exit();
+ wiz_gamepak_cleanup();
#endif
munmap((void *)gpsp_gp2x_memregl, 0x10000);
close(gpsp_gp2x_dev_audio);
close(gpsp_gp2x_dev);
fcloseall();
- //chdir("/usr/gp2x");
- //execl("gp2xmenu", "gp2xmenu", NULL);
+ sync();
exit(0);
}
gpsp_gp2x_memregl[0xf004>>2] = v;
gpsp_gp2x_memregl[0xf07c>>2] |= 0x8000;
+ while (gpsp_gp2x_memregl[0xf07c>>2] & 0x8000)
+ ;
#else
#define SYS_CLK_FREQ 7372800
// m = MDIV + 8, p = PDIV + 2, s = SDIV