s32 __IOS_LaunchNewIOS(int version)
{
u32 numviews;
s32 res;
u64 titleID = 0x100000000LL;
raw_irq_handler_t irq_handler;
u32 counter;
STACK_ALIGN(tikview,views,4,32);
#ifdef DEBUG_IOS
s32 oldversion;
#endif
s32 newversion;
if(version < 3 || version > 0xFF) {
return IOS_EBADVERSION;
}
#ifdef DEBUG_IOS
oldversion = IOS_GetVersion();
if(oldversion>0) printf("Current IOS Version: IOS%d\n",oldversion);
#endif
titleID |= version;
#ifdef DEBUG_IOS
printf("Launching IOS TitleID: %016llx\n",titleID);
#endif
res = ES_GetNumTicketViews(titleID, &numviews);
if(res < 0) {
#ifdef DEBUG_IOS
printf(" GetNumTicketViews failed: %d\n",res);
#endif
return res;
}
if(numviews > 4) {
printf(" GetNumTicketViews too many views: %lu\n",numviews);
return IOS_ETOOMANYVIEWS;
}
res = ES_GetTicketViews(titleID, views, numviews);
if(res < 0) {
#ifdef DEBUG_IOS
printf(" GetTicketViews failed: %d\n",res);
#endif
return res;
}
write32(0x80003140, 0);
res = ES_LaunchTitleBackground(titleID, &views[0]);
if(res < 0) {
#ifdef DEBUG_IOS
printf(" LaunchTitleBackground failed: %d\n",res);
#endif
return res;
}
__ES_Reset();
// Mask IPC IRQ while we're busy reloading
__MaskIrq(IRQ_PI_ACR);
irq_handler = IRQ_Free(IRQ_PI_ACR);
#ifdef DEBUG_IOS
printf("Waiting for IOS ...\n");
#endif
while ((read32(0x80003140) >> 16) == 0)
udelay(1000);
#ifdef DEBUG_IOS
u32 v = read32(0x80003140);
printf("IOS loaded: IOS%d v%d.%d\n", v >> 16, (v >> 8) & 0xff, v & 0xff);
#endif
#ifdef DEBUG_IOS
printf("Waiting for IPC ...\n");
#endif
for (counter = 0; !(read32(0x0d000004) & 2); counter++) {
udelay(1000);
if (counter >= MAX_IPC_RETRIES)
break;
}
#ifdef DEBUG_IOS
printf("IPC started (%u)\n", counter);
#endif
IRQ_Request(IRQ_PI_ACR, irq_handler, NULL);
__UnmaskIrq(IRQ_PI_ACR);
__IPC_Reinitialize();
newversion = IOS_GetVersion();
if(newversion != version) {
#ifdef DEBUG_IOS
printf(" Version mismatch!\n");
#endif
return IOS_EMISMATCH;
}
return version;
}
s32 __DI_StubLaunch(void)
{
u64 titleID = DVD_TITLEID;
static tikview views[4] ATTRIBUTE_ALIGN(32);
u32 numviews;
s32 res;
u32 ints;
dprintf("Shutting down IOS subsystems\n");
res = __IOS_ShutdownSubsystems();
if(res < 0) {
dprintf("Shutdown failed: %d\n",res);
}
dprintf("Initializing ES\n");
res = __ES_Init();
if(res < 0) {
dprintf("ES init failed: %d\n",res);
return res;
}
dprintf("Launching TitleID: %016llx\n",titleID);
res = ES_GetNumTicketViews(titleID, &numviews);
if(res < 0) {
dprintf(" GetNumTicketViews failed: %d\n",res);
return res;
}
if(numviews > 4) {
dprintf(" GetNumTicketViews too many views: %u\n",numviews);
return IOS_ETOOMANYVIEWS;
}
res = ES_GetTicketViews(titleID, views, numviews);
if(res < 0) {
dprintf(" GetTicketViews failed: %d\n",res);
return res;
}
dprintf("Ready to launch channel\n");
res = ES_LaunchTitleBackground(titleID, &views[0]);
if(res<0) {
dprintf("Launch failed: %d\n",res);
return res;
}
dprintf("Channel launching in the background\n");
dprintf("Pre-stub status:\n");
dumpregs();
dprintf("ISR Disable...\n");
_CPU_ISR_Disable( ints );
dprintf("Saving regs...\n");
__distub_saveregs();
dprintf("Taking the plunge...\n");
__distub_take_plunge(&di_ctx);
dprintf("We're back!\n");
dprintf("Restoring regs...\n");
__distub_restregs();
dprintf("ISR Enable...\n");
_CPU_ISR_Restore( ints );
dprintf("Post-stub status:\n");
dumpregs();
__IPC_Reinitialize();
__ES_Reset();
dprintf("IPC reinitialized\n");
sleep(1);
dprintf("Restarting IOS subsystems\n");
res = __IOS_InitializeSubsystems();
dprintf("Subsystems running!\n");
res = ES_GetNumTicketViews(titleID, &numviews);
if(res < 0) {
dprintf(" GetNumTicketViews failed: %d\n",res);
return res;
}
dprintf(" GetNumTicketViews: %d",numviews);
return 0;
}