mirror of
https://github.com/rvtr/TwlIPL.git
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9b84321cf0
git-svn-id: file:///Users/lillianskinner/Downloads/platinum/twl/TwlIPL/trunk@431 b08762b0-b915-fc4b-9d8c-17b2551a87ff
262 lines
7.3 KiB
C
262 lines
7.3 KiB
C
/*---------------------------------------------------------------------------*
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Project: TwlFirm - nandfirm - sdmc-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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#include <twl/os/ARM7/debugLED.h>
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#define FATFS_HEAP_SIZE (64*1024) // FATFS用ヒープ (サイズ調整必要)
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#define BOOT_DEVICE FATFS_MEDIA_TYPE_SD
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#define PARTITION_NO 0 // 0固定
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#define MENU_FILE (char*)L"A:\\menu.srl" // 対象ファイル(DRIVE_LETTERと合わせること)
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#define MENU_FILE_A (char*)L"A:\\menu_a.srl" // 対象ファイル(DRIVE_LETTERと合わせること)
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#define MENU_FILE_B (char*)L"A:\\menu_b.srl" // 対象ファイル(DRIVE_LETTERと合わせること)
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#define MENU_FILE_L (char*)L"A:\\menu_l.srl" // 対象ファイル(DRIVE_LETTERと合わせること)
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#define MENU_FILE_R (char*)L"A:\\menu_r.srl" // 対象ファイル(DRIVE_LETTERと合わせること)
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#define DRIVE_LETTER 'A' // マウント先ドライブ名
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#define DRIVE_NO (DRIVE_LETTER - 'A') // マウント先ドライブ番号
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static u8 fatfsHeap[FATFS_HEAP_SIZE] __attribute__ ((aligned (32)));
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#ifndef SDK_FINALROM
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static u8 step = 0x80;
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#endif
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/*
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Profile
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*/
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#ifndef SDK_FINALROM
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#define PROFILE_MAX 0x100
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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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Production check
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*/
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//#define PRODUCTION_CHECK() do { if (reg_SCFG_OP == 0) goto end; } while (0)
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#define PRODUCTION_CHECK() ((void)0)
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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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/***************************************************************
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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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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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/***************************************************************
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Fatfs4sdmcInit
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FATFS周りの初期化 for SDカード
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***************************************************************/
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static BOOL Fatfs4sdmcInit(void)
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{
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BOOL result;
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/* FATFSライブラリ用にカレントヒープを設定 */
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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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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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OS_SetDebugLED(++step);
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if ( !FATFS_InitFIRM( NULL ) )
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{
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return FALSE;
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}
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#ifndef SDK_FINALROM
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// 3: after FATFS
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profile[pf_cnt++] = (u32)OS_TicksToMicroSeconds(OS_GetTick());
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#endif
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OS_SetDebugLED(++step);
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PM_BackLightOn( FALSE );
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if ( !FATFS_MountDriveFIRM( DRIVE_NO, BOOT_DEVICE, PARTITION_NO ) )
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{
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return FALSE;
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}
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#ifndef SDK_FINALROM
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// 4: after Mount
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profile[pf_cnt++] = (u32)OS_TicksToMicroSeconds(OS_GetTick());
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#endif
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OS_SetDebugLED(++step);
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PM_BackLightOn( FALSE );
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#if 0
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switch ( PAD_Read() & PAD_KEYPORT_MASK )
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{
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case 0:
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#endif
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result = FATFS_OpenSpecifiedSrl( MENU_FILE ) && FATFS_SaveSrlFilename( BOOT_DEVICE, MENU_FILE );
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#if 0
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break;
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case PAD_BUTTON_A:
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result = FATFS_OpenSpecifiedSrl( MENU_FILE_A ) && FATFS_SaveSrlFilename( BOOT_DEVICE, MENU_FILE_A );
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break;
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case PAD_BUTTON_B:
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result = FATFS_OpenSpecifiedSrl( MENU_FILE_B ) && FATFS_SaveSrlFilename( BOOT_DEVICE, MENU_FILE_B );
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break;
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case PAD_BUTTON_L:
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result = FATFS_OpenSpecifiedSrl( MENU_FILE_L ) && FATFS_SaveSrlFilename( BOOT_DEVICE, MENU_FILE_L );
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break;
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case PAD_BUTTON_R:
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result = FATFS_OpenSpecifiedSrl( MENU_FILE_R ) && FATFS_SaveSrlFilename( BOOT_DEVICE, MENU_FILE_R );
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break;
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default:
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OS_SetDebugLED( (u8)(PAD_Read() & PAD_KEYPORT_MASK) );
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result = FALSE;
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break;
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}
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#endif
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return result;
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}
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void TwlSpMain( void )
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{
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// OS_InitDebugLED and OS_SetDebugLED are able to call after OS_Init
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#ifndef SDK_FINALROM
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I2Ci_WriteRegister(I2C_SLAVE_DEBUG_LED, 0x03, 0x00);
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I2Ci_WriteRegister(I2C_SLAVE_DEBUG_LED, 0x01, ++step);
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#endif
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PreInit();
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#ifndef SDK_FINALROM
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I2Ci_WriteRegister(I2C_SLAVE_DEBUG_LED, 0x01, ++step);
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// 0: before PXI
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profile[pf_cnt++] = (u32)OS_TicksToMicroSecondsBROM(OS_GetTick());
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#endif
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OS_InitFIRM();
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PRODUCTION_CHECK();
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OS_EnableIrq();
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#ifndef SDK_FINALROM
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//OS_EnableIrq();
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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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OS_SetDebugLED(++step);
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PM_InitFIRM();
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PM_BackLightOn( FALSE );
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#ifndef SDK_FINALROM
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// 2: after PM
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profile[pf_cnt++] = (u32)OS_TicksToMicroSeconds(OS_GetTick());
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#endif
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OS_SetDebugLED(++step);
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PRODUCTION_CHECK();
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if ( !Fatfs4sdmcInit() )
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{
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goto end;
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}
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#ifndef SDK_FINALROM
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// 5: after Open
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profile[pf_cnt++] = (u32)OS_TicksToMicroSeconds(OS_GetTick());
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#endif
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OS_SetDebugLED(++step);
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PM_BackLightOn( FALSE );
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if ( !FATFS_LoadHeader() || !FATFS_LoadStatic() )
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{
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goto end;
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}
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#ifndef SDK_FINALROM
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// 127: before Boot
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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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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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}
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OS_TPrintf("\n[ARM7] End\n");
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}
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#endif
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OS_SetDebugLED(0);
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PRODUCTION_CHECK();
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PM_BackLightOn( TRUE ); // last chance
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PMi_SetParams( REG_PMIC_BL_BRT_A_ADDR, 22, PMIC_BL_BRT_A_MASK ); // brighter
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PMi_SetParams( REG_PMIC_BL_BRT_B_ADDR, 22, PMIC_BL_BRT_B_MASK ); // brighter
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OS_BootFromFIRM();
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end:
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OS_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_NULL );
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}
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}
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