mirror of
https://github.com/rvtr/TwlIPL.git
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b756ab0828
git-svn-id: file:///Users/lillianskinner/Downloads/platinum/twl/TwlIPL/trunk@1571 b08762b0-b915-fc4b-9d8c-17b2551a87ff
335 lines
8.7 KiB
C
335 lines
8.7 KiB
C
/*---------------------------------------------------------------------------*
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Project: TwlFirm - nandfirm - menu-launcher
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File: main.c
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Copyright 2007 Nintendo. All rights reserved.
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These coded instructions, statements, and computer programs contain
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proprietary information of Nintendo of America Inc. and/or Nintendo
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Company Ltd., and are protected by Federal copyright law. They may
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not be disclosed to third parties or copied or duplicated in any form,
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in whole or in part, without the prior written consent of Nintendo.
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$Date:: $
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$Rev$
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$Author$
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*---------------------------------------------------------------------------*/
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#include <firm.h>
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#include <twl/mcu.h>
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/*
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PROFILE_ENABLE を定義するとある程度のパフォーマンスチェックができます。
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利用するためには、main.cかどこかに、u32 profile[256]; u32 pf_cnt = 0; を
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定義する必要があります。
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*/
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#define PROFILE_ENABLE
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/*
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デバッグLEDをFINALROMとは別にOn/Offできます。
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*/
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#define USE_DEBUG_LED
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/*
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PRINT_MEMORY_ADDR を定義すると、そのアドレスからSPrintfを行います(このファイルのみ)
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FINALROM版でもコードが残るので注意してください。
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*/
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#define PRINT_MEMORY_ADDR 0x02FFC800
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/*
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AES鍵設定API
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*/
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extern void SYSMi_SetAESKeysForAccessControlCore( ROM_Header *pROMH, u8 *pDst, BOOL *pIsClearSlotB, BOOL *pIsClearSlotC );
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#ifdef PROFILE_ENABLE
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#define PROFILE_MAX 16
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u32 profile[PROFILE_MAX];
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u32 pf_cnt = 0;
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#define PUSH_PROFILE() (profile[pf_cnt++] = (u32)OS_TicksToMicroSeconds(OS_GetTick()))
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#else
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#define PUSH_PROFILE() ((void)0)
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#endif
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#ifdef USE_DEBUG_LED
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static u8 step = 0x80;
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#define InitDebugLED() I2Ci_WriteRegister(I2C_SLAVE_DEBUG_LED, 0x03, 0x00)
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#define SetDebugLED(pattern) I2Ci_WriteRegister(I2C_SLAVE_DEBUG_LED, 0x01, (pattern));
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#else
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#define InitDebugLED() ((void)0)
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#define SetDebugLED(pattern) ((void)0)
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#endif
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#ifdef PRINT_MEMORY_ADDR
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static char* debugPtr = (char*)PRINT_MEMORY_ADDR;
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#undef OS_TPrintf
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//#define OS_TPrintf(...) (debugPtr = (char*)((u32)(debugPtr + STD_TSPrintf(debugPtr, __VA_ARGS__) + 0xf) & ~0xf))
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#define OS_TPrintf(...) (debugPtr += STD_TSPrintf(debugPtr, __VA_ARGS__))
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#endif
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#define THREAD_PRIO_FATFS 8
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#define DMA_FATFS_1 0
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#define DMA_FATFS_2 1
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static ROM_Header* const rh= (ROM_Header*)HW_TWL_ROM_HEADER_BUF;
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static OSThread idleThread;
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static u64 idleStack[32];
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static void IdleThread(void* arg)
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{
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#pragma unused(arg)
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OS_EnableInterrupts();
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while (1)
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{
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OS_Halt();
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}
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}
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static void CreateIdleThread(void)
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{
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OS_CreateThread(&idleThread, IdleThread, NULL, &idleStack[32], sizeof(idleStack), OS_THREAD_PRIORITY_MAX);
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OS_WakeupThreadDirect(&idleThread);
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}
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/***************************************************************
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PreInit
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FromBootの対応＆メインメモリの初期化
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OS_Init前なので注意 (ARM9によるメインメモリ初期化で消されないように注意)
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***************************************************************/
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static void PreInit(void)
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{
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/*
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FromBrom関連
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*/
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if ( !OSi_FromBromToMenu() )
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{
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OS_Terminate();
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}
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/*
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リセットパラメータ(1バイト)を共有領域(1バイト)にコピー
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*/
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#define HOTSTART_FLAG_ENABLE 0x80
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*(u8 *)HW_NAND_FIRM_HOTSTART_FLAG = (u8)(MCUi_ReadRegister( (u16)(MCU_REG_TEMP_ADDR + OS_MCU_RESET_VALUE_OFS) ) | HOTSTART_FLAG_ENABLE);
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}
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/***************************************************************
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PostInit
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各種初期化
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***************************************************************/
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static void PostInit(void)
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{
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/*
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AES関連 (NAND暗号化の鍵変更を含む)
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*/
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if ( OSi_GetFromFirmAddr()->aes_key[2][0] )
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{
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AESi_PreInitKeys();
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}
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// AESの初期化
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AES_Init(); // for encrypted NAND
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PUSH_PROFILE();
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SetDebugLED(++step); // 0x85
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// マウント情報の初期化
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FS_InitMountInfo(TRUE, FALSE);
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// アイドルスレッドの作成
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CreateIdleThread();
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PUSH_PROFILE();
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SetDebugLED(++step); // 0x86
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/*
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バッテリー残量チェック
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*/
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MCUi_WriteRegister( MCU_REG_MODE_ADDR, MCU_SYSTEMMODE_TWL ); // TWL mode for ES library
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PUSH_PROFILE();
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SetDebugLED(++step); // 0x87
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if ( (MCUi_ReadRegister( MCU_REG_POWER_INFO_ADDR ) & MCU_REG_POWER_INFO_LEVEL_MASK) == 0 )
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{
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#ifndef SDK_FINALROM
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OS_TPanic("Battery is empty.\n");
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#else
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PM_Shutdown();
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#endif
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}
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}
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/***************************************************************
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EraseAll
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不正終了しました
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いろいろ消してください
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DSモードにして終わるのがよいか？
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***************************************************************/
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static void EraseAll(void)
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{
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AESi_ResetAesKeyA();
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AESi_ResetAesKeyB();
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AESi_ResetAesKeyC();
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MI_CpuClearFast( OSi_GetFromFirmAddr(), sizeof(OSFromFirmBuf) );
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#ifdef SDK_FINALROM
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MI_CpuClearFast( (void*)HW_TWL_ROM_HEADER_BUF, HW_TWL_ROM_HEADER_BUF_SIZE );
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OS_BootFromFIRM();
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#endif
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}
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void TwlSpMain( void )
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{
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int fd; // menu file descriptor
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#ifdef PROFILE_ENABLE
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// 0: bootrom
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profile[pf_cnt++] = OS_TicksToMicroSecondsBROM32(OS_GetTick());
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#endif
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InitDebugLED();
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SetDebugLED(++step); // 0x81
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PreInit();
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#ifdef PROFILE_ENABLE
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// 1: after PreInit
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profile[pf_cnt++] = OS_TicksToMicroSecondsBROM32(OS_GetTick());
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#endif
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SetDebugLED(++step); // 0x82
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OS_InitFIRM();
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// 2: after OS_InitFIRM
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PUSH_PROFILE();
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SetDebugLED(++step); // 0x83
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OS_EnableIrq();
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OS_EnableInterrupts();
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PUSH_PROFILE();
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SetDebugLED(++step); // 0x84
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PostInit();
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// 3: after PostInit
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PUSH_PROFILE();
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step = 0x88;
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SetDebugLED(step); // 0x88
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// PM_BackLightOn( FALSE );
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if ( !FATFS_Init( DMA_FATFS_1, DMA_FATFS_2, THREAD_PRIO_FATFS ) )
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{
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OS_TPrintf("Failed to call FATFS_Init().\n");
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goto end;
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}
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// 4: after FATFS_Init
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PUSH_PROFILE();
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SetDebugLED(++step); // 0x89
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// PM_BackLightOn( FALSE );
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if ( PXI_RecvID() != FIRM_PXI_ID_SET_PATH )
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{
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OS_TPrintf("PXI_RecvID() was received invalid value (!=FIRM_PXI_ID_SET_PATH).\n");
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goto end;
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}
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// 5: after PXI
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PUSH_PROFILE();
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SetDebugLED(++step); // 0x8a
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// PM_BackLightOn( FALSE );
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if ( (fd = FS_OpenSrl()) < 0 )
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{
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OS_TPrintf("Failed to call FS_OpenSrl().\n");
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goto end;
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}
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// 6: after FS_OpenSrl
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PUSH_PROFILE();
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SetDebugLED(++step); // 0x8b
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// PM_BackLightOn( FALSE );
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if ( !FS_LoadHeader( fd ) )
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{
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OS_TPrintf("Failed to call FS_LoadHeader().\n");
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goto end;
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}
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// 7: after FS_LoadHeader
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PUSH_PROFILE();
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SetDebugLED(++step); // 0x8c
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// PM_BackLightOn( FALSE );
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if ( PXI_RecvID() != FIRM_PXI_ID_DONE_HEADER )
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{
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OS_TPrintf("PXI_RecvID() was received invalid value (!=FIRM_PXI_ID_DONE_HEADER).\n");
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goto end;
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}
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// 8: after PXI
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PUSH_PROFILE();
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SetDebugLED(++step); // 0x8d
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// PM_BackLightOn( FALSE );
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AESi_InitKeysFIRM();
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AESi_InitSeed();
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// 9: after AESi_InitSeed
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PUSH_PROFILE();
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SetDebugLED(++step); // 0x8e
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// PM_BackLightOn( FALSE );
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if ( !FS_LoadStatic( fd ) )
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{
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OS_TPrintf("Failed to call FS_LoadStatic().\n");
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goto end;
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}
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// 10: after FS_LoadStatic
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PUSH_PROFILE();
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SetDebugLED(++step); // 0x8f
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// PM_BackLightOn( FALSE );
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if ( PXI_RecvID() != FIRM_PXI_ID_DONE_STATIC )
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{
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OS_TPrintf("PXI_RecvID() was received invalid value (!=FIRM_PXI_ID_DONE_STATIC).\n");
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goto end;
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}
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// 11: after PXI
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PUSH_PROFILE();
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#ifdef PROFILE_ENABLE
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{
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int i;
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PXI_RecvID();
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OS_TPrintf("\n[ARM7] Begin\n");
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for (i = 0; i < PROFILE_MAX; i++)
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{
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// OS_TPrintf("0x%08X\n", profile[i]);
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if ( !profile[i] ) break;
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OS_TPrintf("%2d: %7d usec", i, profile[i]);
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if (i)
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{
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OS_TPrintf(" ( %7d usec )\n", profile[i]-profile[i-1]);
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}
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else
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{
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OS_TPrintf("\n");
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}
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}
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OS_TPrintf("\n[ARM7] End\n");
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}
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#endif
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SetDebugLED( 0 );
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// PM_BackLightOn( TRUE ); // last chance
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SYSMi_SetAESKeysForAccessControlCore( (ROM_Header *)HW_TWL_ROM_HEADER_BUF, (u8 *)HW_LAUNCHER_DELIVER_PARAM_BUF, NULL, NULL );
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OS_BootFromFIRM();
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end:
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SetDebugLED( (u8)(0xF0 | step));
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EraseAll();
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// failed
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PXI_NotifyID( FIRM_PXI_ID_ERR );
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PXI_NotifyID( FIRM_PXI_ID_ERR );
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PXI_NotifyID( FIRM_PXI_ID_ERR );
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PXI_NotifyID( FIRM_PXI_ID_ERR );
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OS_Terminate();
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}
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