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https://github.com/rvtr/TwlIPL.git
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ab0344e274
一時バッファ利用版AES対応 (未検証) git-svn-id: file:///Users/lillianskinner/Downloads/platinum/twl/TwlIPL/trunk@328 b08762b0-b915-fc4b-9d8c-17b2551a87ff
281 lines
7.0 KiB
C
281 lines
7.0 KiB
C
/*---------------------------------------------------------------------------*
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Project: TwlFirm - nandfirm - menu-launcher2
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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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#include <twl/aes.h>
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#define FATFS_HEAP_SIZE (1024) // FATFS用ヒープ (サイズ調整必要)
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#define THREAD_PRIO_FS 15
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#define THREAD_PRIO_FATFS 8
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#define FS_DMA_NO 3
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static u8 fatfsHeap[FATFS_HEAP_SIZE] __attribute__ ((aligned (32)));
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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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//#ifdef SDK_FINALROM // FINALROMで無効化
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//#undef PROFILE_ENABLE
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//#endif
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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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/***************************************************************
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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(4バイト)にコピー
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*/
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#define FIRM_AVAILABLE_BIT 0x80000000UL
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*(u32*)HW_RESET_PARAMETER_BUF = (u32)MCUi_ReadRegister( MCU_REG_TEMP_ADDR ) | FIRM_AVAILABLE_BIT;
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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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//if ( MCUi_ReadRegister( MCU_REG_BATTELY ) < 0x02 )
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//if ( MCUi_ReadRegister( MCU_REG_IRQ ) & MCU_IRQ_NO_BATTELY )
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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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#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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/***************************************************************
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FsInit
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FS周りの初期化
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***************************************************************/
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extern void* SDNandContext; /* NAND初期化パラメータ */
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static BOOL FsInit(void)
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{
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/* FATFSライブラリ用にカレントヒープに設定 */
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/* WRAM上のfatfsHeapをメインメモリヒープとして登録している */
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{
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OSHeapHandle hh;
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u8 *lo = (u8*)fatfsHeap;
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u8 *hi = (u8*)fatfsHeap + FATFS_HEAP_SIZE;
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lo = OS_InitAlloc(OS_ARENA_MAIN_SUBPRIV, lo, hi, 1);
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OS_SetArenaLo(OS_ARENA_MAIN_SUBPRIV, lo);
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hh = OS_CreateHeap(OS_ARENA_MAIN_SUBPRIV, OS_GetSubPrivArenaLo(), hi);
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OS_SetCurrentHeap(OS_ARENA_MAIN_SUBPRIV, hh);
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}
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// 3: after OS_CreateHeap
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PUSH_PROFILE();
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SetDebugLED(++step); // 0x85
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SDNandContext = &OSi_GetFromFirmAddr()->SDNandContext;
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//FS_Init( FS_DMA_NO ); // just CARD_Init
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//FS_CreateReadServerThread( THREAD_PRIO_FS ); // just CARD_SetThreadPriority
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if ( !FATFS_Init( FATFS_DMA_NOT_USE, THREAD_PRIO_FATFS ) )
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{
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return FALSE;
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}
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return TRUE;
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}
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void TwlSpMain( void )
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{
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InitDebugLED();
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SetDebugLED(++step); // 0x81
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PreInit();
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// 0: before PXI
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PUSH_PROFILE();
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SetDebugLED(++step); // 0x82
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OS_InitFIRM();
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OS_EnableIrq();
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OS_EnableInterrupts();
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// 1: after PXI
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PUSH_PROFILE();
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SetDebugLED(++step); // 0x83
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PM_InitFIRM();
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AES_Init();
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// 2: after PM_InitFIRM
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PUSH_PROFILE();
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SetDebugLED(++step); // 0x84
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PM_BackLightOn( FALSE );
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if ( !FsInit() )
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{
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OS_TPrintf("Failed to call FsInit().\n");
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goto end;
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}
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// 4: after FS_Init
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PUSH_PROFILE();
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SetDebugLED(++step); // 0x86
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PM_BackLightOn( FALSE );
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PXI_RecvID();
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SetDebugLED(0x01);
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PXI_RecvID();
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SetDebugLED(0x02);
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// 5:
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PUSH_PROFILE();
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SetDebugLED(++step); // 0x87
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//PM_BackLightOn( FALSE );
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// 6:
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PUSH_PROFILE();
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SetDebugLED(++step); // 0x88
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//PM_BackLightOn( FALSE );
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// 7:
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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_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); // 0x8a
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PM_BackLightOn( FALSE );
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AESi_InitKeysFIRM();
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AESi_RecvSeed();
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// 9: after AESi_RecvSeed
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PUSH_PROFILE();
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SetDebugLED(++step); // 0x8b
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PM_BackLightOn( FALSE );
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// 10:
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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_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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MI_CpuCopy8( profile, (void*)0x02000080, sizeof(profile) );
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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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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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// while (1)
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{
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PXI_NotifyID( FIRM_PXI_ID_ERR );
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}
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OS_Terminate();
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}
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