#include <sys/soundcard.h>
#include "../common.h"
#include "gp2x.h"
+#include "warm.h"
extern int main_cpuspeed(int argc, char *argv[]);
extern SDL_Surface* screen;
-u32 gp2x_audio_volume = 74;
+u32 gp2x_audio_volume = 74/2;
u32 gpsp_gp2x_dev_audio = 0;
u32 gpsp_gp2x_dev = 0;
+u32 gpsp_gp2x_gpiodev = 0;
-volatile u16 *gpsp_gp2x_memregs;
-volatile u32 *gpsp_gp2x_memregl;
-
-static volatile u16 *MEM_REG;
+static volatile u16 *gpsp_gp2x_memregs;
+static volatile u32 *gpsp_gp2x_memregl;
+unsigned short *gp2x_memregs;
s32 gp2x_load_mmuhack()
{
return 0;
}
-void gp2x_overclock()
+#ifdef WIZ_BUILD
+#include <linux/fb.h>
+void *gpsp_gp2x_screen;
+static u32 fb_paddr[3];
+static void *fb_vaddr[3];
+static u32 fb_work_buf;
+const int fb_buf_count = 3;
+static int fb_buf_use = 3;
+
+static void fb_video_init()
+{
+ struct fb_fix_screeninfo fbfix;
+ int i, ret;
+ int fbdev;
+
+ fbdev = open("/dev/fb0", O_RDWR);
+ if (fbdev < 0) {
+ perror("can't open fbdev");
+ exit(1);
+ }
+
+ ret = ioctl(fbdev, FBIOGET_FSCREENINFO, &fbfix);
+ if (ret == -1)
+ {
+ perror("ioctl(fbdev) failed");
+ exit(1);
+ }
+
+ 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]);
+ if (fb_vaddr[0] == MAP_FAILED)
+ {
+ perror("mmap(fb_vaddr) failed");
+ exit(1);
+ }
+ memset(fb_vaddr[0], 0, 320*240*2*fb_buf_count);
+
+ printf(" %p -> %08x\n", fb_vaddr[0], fb_paddr[0]);
+ for (i = 1; i < fb_buf_count; i++)
+ {
+ fb_paddr[i] = fb_paddr[i-1] + 320*240*2;
+ fb_vaddr[i] = (char *)fb_vaddr[i-1] + 320*240*2;
+ printf(" %p -> %08x\n", fb_vaddr[i], fb_paddr[i]);
+ }
+ fb_work_buf = 0;
+ fb_buf_use = fb_buf_count;
+
+ pollux_video_flip();
+ warm_change_cb_upper(WCB_C_BIT|WCB_B_BIT, 1);
+}
+
+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++;
+ if (fb_work_buf >= fb_buf_use)
+ fb_work_buf = 0;
+ gpsp_gp2x_screen = fb_vaddr[fb_work_buf];
+}
+
+void fb_use_buffers(int count)
+{
+ if (count < 1)
+ count = 1;
+ else if (count > fb_buf_count)
+ count = fb_buf_count;
+ fb_buf_use = count;
+}
+
+static void fb_video_exit()
+{
+ /* switch to default fb mem */
+ gpsp_gp2x_memregl[0x406C>>2] = fb_paddr[0];
+ gpsp_gp2x_memregl[0x4058>>2] |= 0x10;
+}
+#endif
+
+void gp2x_init()
{
gpsp_gp2x_dev = open("/dev/mem", O_RDWR);
gpsp_gp2x_dev_audio = open("/dev/mixer", O_RDWR);
(unsigned long *)mmap(0, 0x10000, PROT_READ|PROT_WRITE, MAP_SHARED,
gpsp_gp2x_dev, 0xc0000000);
gpsp_gp2x_memregs = (unsigned short *)gpsp_gp2x_memregl;
-
- clear_screen(0);
- main_cpuspeed(0, NULL);
+#ifdef WIZ_BUILD
+ gpsp_gp2x_gpiodev = open("/dev/GPIO", O_RDONLY);
+ warm_init();
+ fb_video_init();
+#endif
+
+// clear_screen(0);
+// main_cpuspeed(0, NULL);
+ gp2x_memregs = (void *)gpsp_gp2x_memregs;
+ cpuctrl_init();
gp2x_sound_volume(1);
}
void gp2x_quit()
{
+#ifdef WIZ_BUILD
+ close(gpsp_gp2x_gpiodev);
+ fb_video_exit();
+#endif
munmap((void *)gpsp_gp2x_memregl, 0x10000);
close(gpsp_gp2x_dev_audio);
close(gpsp_gp2x_dev);
- chdir("/usr/gp2x");
- execl("gp2xmenu", "gp2xmenu", NULL);
+
+ //chdir("/usr/gp2x");
+ //execl("gp2xmenu", "gp2xmenu", NULL);
+ exit(0);
}
void gp2x_sound_volume(u32 volume_up)
ioctl(gpsp_gp2x_dev_audio, SOUND_MIXER_WRITE_PCM, &volume);
}
+u32 gpsp_gp2x_joystick_read(void)
+{
+#ifdef WIZ_BUILD
+ u32 value = 0;
+ read(gpsp_gp2x_gpiodev, &value, 4);
+ if(value & 0x02)
+ value |= 0x05;
+ if(value & 0x08)
+ value |= 0x14;
+ if(value & 0x20)
+ value |= 0x50;
+ if(value & 0x80)
+ value |= 0x41;
+ return value;
+#else
+ u32 value = (gpsp_gp2x_memregs[0x1198 >> 1] & 0x00FF);
+
+ if(value == 0xFD)
+ value = 0xFA;
+ if(value == 0xF7)
+ value = 0xEB;
+ if(value == 0xDF)
+ value = 0xAF;
+ if(value == 0x7F)
+ value = 0xBE;
+
+ return ~((gpsp_gp2x_memregs[0x1184 >> 1] & 0xFF00) | value |
+ (gpsp_gp2x_memregs[0x1186 >> 1] << 16));
+#endif
+}
+
+#ifdef WIZ_BUILD
+void cpuctrl_init(void)
+{
+}
+
+void set_FCLK(u32 MHZ)
+{
+}
+#endif
+