static int fb_work_buf;
static int fbdev = -1;
+static char cpuclk_was_changed = 0;
+static unsigned short memtimex_old[2];
+static unsigned int pllsetreg0;
+
/* video stuff */
static void pollux_video_flip(int buf_count)
char buff[24];
snprintf(buff, sizeof(buff), "cpuclk=%u", mhz);
pollux_set(memregs, buff);
+
+ cpuclk_was_changed = 1;
}
/* misc */
}
/* RAM timings */
-static unsigned short memtimex[2];
-
static void set_ram_timings_(void)
{
pollux_set_fromenv("POLLUX_RAM_TIMINGS");
{
int i;
- memregs[0x14802>>1] = memtimex[0];
- memregs[0x14804>>1] = memtimex[1] | 0x8000;
+ memregs[0x14802>>1] = memtimex_old[0];
+ memregs[0x14804>>1] = memtimex_old[1] | 0x8000;
for (i = 0; i < 0x100000; i++)
if (!(memregs[0x14804>>1] & 0x8000))
fb_work_buf = 0;
g_screen_ptr = gp2x_screens[0];
- memtimex[0] = memregs[0x14802>>1];
- memtimex[1] = memregs[0x14804>>1];
+ pllsetreg0 = memregl[0xf004];
+ memtimex_old[0] = memregs[0x14802>>1];
+ memtimex_old[1] = memregs[0x14804>>1];
gp2x_video_flip = gp2x_video_flip_;
gp2x_video_flip2 = gp2x_video_flip2_;
// wiz_lcd_set_portrait(0);
close(fbdev);
+ gp2x_video_changemode_ll_(16);
+ unset_ram_timings_();
+ if (cpuclk_was_changed) {
+ memregl[0xf004>>2] = pllsetreg0;
+ memregl[0xf07c>>2] |= 0x8000;
+ }
+
munmap((void *)memregs, 0x20000);
close(memdev);
}