static __inline__ void __exi_setinterrupts(s32 nChn,exibus_priv *exi) { exibus_priv *pexi = &eximap[EXI_CHANNEL_2]; if(nChn==EXI_CHANNEL_0) { __MaskIrq((IRQMASK(IRQ_EXI0_EXI)|IRQMASK(IRQ_EXI2_EXI))); if(!(exi->flags&EXI_FLAG_LOCKED) && (exi->CallbackEXI || pexi->CallbackEXI)) __UnmaskIrq((IRQMASK(IRQ_EXI0_EXI)|IRQMASK(IRQ_EXI2_EXI))); } else if(nChn==EXI_CHANNEL_1) { __MaskIrq(IRQMASK(IRQ_EXI1_EXI)); if(!(exi->flags&EXI_FLAG_LOCKED) && exi->CallbackEXI) __UnmaskIrq(IRQMASK(IRQ_EXI1_EXI)); } else if(nChn==EXI_CHANNEL_2) { //explicitly use of channel 2 only if debugger is attached. __MaskIrq(IRQMASK(IRQ_EXI0_EXI)); if(!(exi->flags&EXI_FLAG_LOCKED) && IRQ_GetHandler(IRQ_PI_DEBUG)) __UnmaskIrq(IRQMASK(IRQ_EXI2_EXI)); } }
u32 AR_Init(u32 *stack_idx_array,u32 num_entries) { #ifdef _AR_DEBUG u32 freq; #endif u32 level; u32 aram_base = 0x4000; if(__ARInit_Flag) return aram_base; _CPU_ISR_Disable(level); __ARDmaCallback = NULL; IRQ_Request(IRQ_DSP_ARAM,__ARHandler,NULL); __UnmaskIrq(IRQMASK(IRQ_DSP_ARAM)); __ARStackPointer = aram_base; __ARFreeBlocks = num_entries; __ARBlockLen = stack_idx_array; #ifdef _AR_DEBUG freq = _dspReg[13]&0xff; if(((f32)freq)!=156.0 && ((f32)freq)!=176.0) { printf("AR_Init(): Illegal SDRAM refresh value(%f)\n",(f32)(freq)); abort(); } #endif _dspReg[13] = (_dspReg[13]&~0xff)|(_dspReg[13]&0xff); __ARCheckSize(); __ARInit_Flag = 1; _CPU_ISR_Restore(level); return __ARStackPointer; }
u32 AR_Init(u32 *stack_idx_array,u32 num_entries) { u32 level; u32 aram_base = 0x4000; if(__ARInit_Flag) return aram_base; _CPU_ISR_Disable(level); __ARDmaCallback = NULL; IRQ_Request(IRQ_DSP_ARAM,__ARHandler,NULL); __UnmaskIrq(IRQMASK(IRQ_DSP_ARAM)); __ARStackPointer = aram_base; __ARFreeBlocks = num_entries; __ARBlockLen = stack_idx_array; _dspReg[13] = (_dspReg[13]&~0xff)|(_dspReg[13]&0xff); __ARCheckSize(); __ARInit_Flag = 1; _CPU_ISR_Restore(level); return __ARStackPointer; }
void DSP_Init() { u32 level; #ifdef _DSP_DEBUG printf("DSP_Init()\n"); #endif _CPU_ISR_Disable(level); if(__dsp_inited==FALSE) { __dsp_intcb= __dsp_def_taskcb; IRQ_Request(IRQ_DSP_DSP,__dsp_inthandler,NULL); __UnmaskIrq(IRQMASK(IRQ_DSP_DSP)); _dspReg[5] = (_dspReg[5]&~(DSPCR_AIINT|DSPCR_ARINT|DSPCR_DSPINT))|DSPCR_DSPRESET; _dspReg[5] = (_dspReg[5]&~(DSPCR_HALT|DSPCR_AIINT|DSPCR_ARINT|DSPCR_DSPINT)); __dsp_currtask = NULL; __dsp_firsttask = NULL; __dsp_lasttask = NULL; tmp_task = NULL; __dsp_inited = TRUE; } _CPU_ISR_Restore(level); }
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; }