+ 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;
+ memset(fb_vaddr[0], 0, 320*240*2*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
+
+static int get_romdir(char *buff, size_t size)
+{
+ FILE *f;
+ char *s;
+ int r = -1;
+
+ f = fopen("romdir.txt", "r");
+ if (f == NULL)