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880035dff2
最新TwlSDK対応 他こまごまと git-svn-id: file:///Users/lillianskinner/Downloads/platinum/twl/TwlIPL/trunk@270 b08762b0-b915-fc4b-9d8c-17b2551a87ff
259 lines
6.9 KiB
C
259 lines
6.9 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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/* 鍵はどこへ？ */
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#if 0
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#define RSA_KEY_ADDR OSi_GetFromFirmAddr()->rsa_pubkey[7]
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#else
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#define RSA_KEY_ADDR rsa_key
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static const u8 rsa_key[128] =
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{
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0xdf, 0x56, 0x30,
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0xc9, 0xae, 0x05, 0x55, 0xe8, 0xdf, 0xbe, 0xe6, 0xb9, 0x30, 0xb9, 0x76, 0x93, 0xb4, 0xc2, 0x20,
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0xe7, 0xae, 0x4c, 0x3e, 0xc3, 0xed, 0x27, 0xcf, 0x5d, 0x4f, 0xb5, 0x7d, 0xde, 0x38, 0xbc, 0xfe,
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0x25, 0x32, 0xd8, 0x23, 0x98, 0x52, 0xb5, 0xda, 0xf7, 0x39, 0xdc, 0xb3, 0x0a, 0x94, 0x7a, 0x2b,
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0x79, 0xe6, 0xe0, 0x4c, 0xbc, 0x21, 0xbd, 0x59, 0xb2, 0xc7, 0xf1, 0xc0, 0xf1, 0xfb, 0x29, 0x75,
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0xa1, 0x21, 0x93, 0x01, 0x29, 0x1c, 0x9a, 0xe1, 0x2d, 0x55, 0xfc, 0x7b, 0xb8, 0xcb, 0x07, 0x33,
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0xc5, 0x91, 0x0d, 0xc8, 0x45, 0x59, 0xef, 0xbe, 0x58, 0xc7, 0xc1, 0x1d, 0xd5, 0xf2, 0xcf, 0x1f,
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0xe0, 0x6d, 0x21, 0x00, 0xcd, 0x42, 0xd8, 0x84, 0x85, 0xe3, 0xb2, 0x02, 0x1a, 0xa5, 0x89, 0x02,
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0xa1, 0x96, 0xc6, 0xf7, 0x61, 0x68, 0x66, 0xe6, 0x65, 0x12, 0xb7, 0xf1, 0x49
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};
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#endif
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#define RSA_HEAP_SIZE (4*1024) // RSA用ヒープサイズ (サイズ調整必要)
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static u8 acHeap[RSA_HEAP_SIZE] __attribute__ ((aligned (32)));
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static SVCSignHeapContext acPool;
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#define MENU_TITLE_ID 0x0001000152434e4cULL
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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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#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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#endif
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/***************************************************************
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PreInit
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FromBootの対応＆OS_Init前に必要なメインメモリの初期化
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***************************************************************/
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static void PreInit(void)
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{
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static const OSMountInfo firmSettings[] =
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{
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{ 'A', OS_MOUNT_DEVICE_NAND, OS_MOUNT_TGT_ROOT, 0, OS_MOUNT_RSC_WRAM, (OS_MOUNT_USR_R|OS_MOUNT_USR_W), 0, 0, "nand", "/" },
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{ 0 }
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};
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/*
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メインメモリ関連
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*/
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// SHARED領域クリア (ここだけでOK?)
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MIi_CpuClearFast( 0, (void*)HW_PXI_SIGNAL_PARAM_ARM9, HW_MMEMCHECKER_MAIN-HW_PXI_SIGNAL_PARAM_ARM9 );
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// FS_MOUNT領域の初期化
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MI_CpuCopy8(firmSettings, (char*)HW_TWL_FS_MOUNT_INFO_BUF, sizeof(firmSettings));
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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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/***************************************************************
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PostInit
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FS_LoadHeader前にかなり(数100msec)時間があるので、可能なら
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OS_Init後にいろいろ処理したい！
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メインメモリの初期化
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***************************************************************/
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static void PostInit(void)
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{
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/*
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メインメモリ関連
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*/
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// ARM9領域を全クリア
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if ( OS_GetResetParameter() )
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{
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MI_CpuClearFast( (void*)HW_FIRM_RESET_BUF_END, HW_TWL_MAIN_MEM_MAIN_END-HW_FIRM_RESET_BUF_END );
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}
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else
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{
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MI_CpuClearFast( (void*)HW_MAIN_MEM_MAIN, HW_MAIN_MEM_MAIN_SIZE );
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}
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DC_FlushAll();
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}
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/***************************************************************
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CheckHeader
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ヘッダがシステムメニューとして問題ないかチェック
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先頭32Bは固定値と思われ (リマスターバージョンは違うかな)
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***************************************************************/
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static BOOL CheckHeader(void)
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{
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// TODO
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return TRUE;
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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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// TODO
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#endif
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}
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void TwlMain( void )
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{
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PreInit();
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#ifdef PROFILE_ENABLE
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// 0: before PXI
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profile[pf_cnt++] = (u32)OS_TicksToMicroSeconds(OS_GetTick());
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#endif
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OS_InitFIRM();
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OS_EnableIrq();
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OS_EnableInterrupts();
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#ifdef PROFILE_ENABLE
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OS_InitTick();
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// 1: after PXI
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profile[pf_cnt++] = (u32)OS_TicksToMicroSeconds(OS_GetTick());
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#endif
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PostInit();
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#ifdef PROFILE_ENABLE
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// 2: after PostInit
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profile[pf_cnt++] = (u32)OS_TicksToMicroSeconds(OS_GetTick());
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#endif
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// RSA用ヒープ設定
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SVC_InitSignHeap( &acPool, acHeap, sizeof(acHeap) );
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// HMAC用鍵準備
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FS_SetDigestKey( NULL );
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#ifdef PROFILE_ENABLE
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// 3: after SVC_InitSignHeap
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profile[pf_cnt++] = (u32)OS_TicksToMicroSeconds(OS_GetTick());
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#endif
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FS_Init(FS_DMA_NOT_USE);
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#ifdef PROFILE_ENABLE
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// 4: after FS_Init
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profile[pf_cnt++] = (u32)OS_TicksToMicroSeconds(OS_GetTick());
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#endif
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if ( !FS_ResolveSrl( MENU_TITLE_ID ) )
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{
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goto end;
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}
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#ifdef PROFILE_ENABLE
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// 5: after FS_ResolveSrl
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profile[pf_cnt++] = (u32)OS_TicksToMicroSeconds(OS_GetTick());
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#endif
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PXI_NotifyID( FIRM_PXI_ID_SET_PATH );
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#ifdef PROFILE_ENABLE
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// 6: after PXI
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profile[pf_cnt++] = (u32)OS_TicksToMicroSeconds(OS_GetTick());
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#endif
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if ( !FS_LoadHeader(&acPool, RSA_KEY_ADDR ) && CheckHeader() )
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{
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goto end;
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}
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#ifdef PROFILE_ENABLE
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// 7: after FS_LoadHeader
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profile[pf_cnt++] = (u32)OS_TicksToMicroSeconds(OS_GetTick());
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#endif
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PXI_NotifyID( FIRM_PXI_ID_DONE_HEADER );
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#ifdef PROFILE_ENABLE
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// 8: after PXI
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profile[pf_cnt++] = (u32)OS_TicksToMicroSeconds(OS_GetTick());
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#endif
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if ( !FS_LoadStatic() )
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{
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goto end;
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}
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#ifdef PROFILE_ENABLE
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// 9: after FS_LoadStatic
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profile[pf_cnt++] = (u32)OS_TicksToMicroSeconds(OS_GetTick());
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#endif
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PXI_NotifyID( FIRM_PXI_ID_DONE_STATIC );
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#ifdef PROFILE_ENABLE
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// 15: after PXI
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pf_cnt = PROFILE_MAX-1;
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profile[pf_cnt++] = (u32)OS_TicksToMicroSeconds(OS_GetTick());
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{
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int i;
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OS_TPrintf("\n[ARM9] 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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}
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OS_TPrintf("\n[ARM9] End\n");
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PXI_NotifyID( FIRM_PXI_ID_NULL );
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}
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#endif
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OS_BootFromFIRM();
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end:
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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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}
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