void fatal_error(void)
{
extern int line;
bool holdstatus=false;
/* System font is 6 pixels wide */
#if defined(IPOD_1G2G) || defined(IPOD_3G)
printf("Insert Firewire cable, or");
printf("hold MENU+PLAY to reboot");
printf("then REW+FF for disk mode");
#elif LCD_WIDTH >= (30*6)
printf("Insert USB cable, or");
printf("hold MENU+SELECT to reboot");
printf("then SELECT+PLAY for disk mode");
#else
printf("Insert USB cable, or");
printf("hold MENU+SELECT to");
printf("reboot then SELECT+PLAY");
printf("for disk mode");
#endif
lcd_update();
usb_init();
while (1) {
if (button_hold() != holdstatus) {
if (button_hold()) {
holdstatus=true;
lcd_puts(0, line, "Hold switch on!");
} else {
holdstatus=false;
lcd_puts(0, line, " ");
}
lcd_update();
}
if (usb_detect() == USB_INSERTED) {
ata_sleepnow(); /* Immediately spindown the disk. */
sleep(HZ*2);
#if CONFIG_CPU == PP5020
memcpy((void *)0x40017f00, "diskmode\0\0hotstuff\0\0\1", 21);
#elif CONFIG_CPU == PP5022
memcpy((void *)0x4001ff00, "diskmode\0\0hotstuff\0\0\1", 21);
#elif CONFIG_CPU == PP5002
memcpy((void *)0x40017f00, "diskmodehotstuff\1", 17);
#endif /* CONFIG_CPU */
system_reboot(); /* Reboot */
}
udelay(100000); /* 100ms */
}
}
void shutdown(void)
{
/* We need to gracefully spin down the disk to prevent clicks. */
if (ide_powered())
{
/* Make sure ATA has been initialized. */
ata_init();
/* And put the disk into sleep immediately. */
ata_sleepnow();
}
backlight_hw_off();
power_off();
}
void usb_enable(bool on)
{
/* This device specific code will eventually give way to proper USB
handling, which should be the same for all PP5002 targets. */
if (on)
{
#ifdef IPOD_ARCH
/* For iPod, we can only do one thing with USB mode atm - reboot
into the flash-based disk-mode. This does not return. */
ata_sleepnow(); /* Immediately spindown the disk. */
sleep(HZ*2);
memcpy((void *)0x40017f00, "diskmodehotstuff\1", 17);
system_reboot(); /* Reboot */
#endif
}
}
