mirror of
https://github.com/rvtr/TwlIPL.git
synced 2025-10-31 06:01:12 -04:00
319ce6c53a
git-svn-id: file:///Users/lillianskinner/Downloads/platinum/twl/TwlIPL/trunk@2196 b08762b0-b915-fc4b-9d8c-17b2551a87ff
308 lines
8.8 KiB
C
308 lines
8.8 KiB
C
/*---------------------------------------------------------------------------*
|
||
Project: TwlFirm - gcdfirm - sdmc-launcher
|
||
File: main.c
|
||
|
||
Copyright 2007 Nintendo. All rights reserved.
|
||
|
||
These coded instructions, statements, and computer programs contain
|
||
proprietary information of Nintendo of America Inc. and/or Nintendo
|
||
Company Ltd., and are protected by Federal copyright law. They may
|
||
not be disclosed to third parties or copied or duplicated in any form,
|
||
in whole or in part, without the prior written consent of Nintendo.
|
||
|
||
$Date:: $
|
||
$Rev$
|
||
$Author$
|
||
*---------------------------------------------------------------------------*/
|
||
#include <firm.h>
|
||
#include <twl/mcu.h>
|
||
|
||
/*
|
||
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。
|
||
利用するためには、main.cかどこかに、u32 profile[256]; u32 pf_cnt = 0; を
|
||
定義する必要があります。
|
||
*/
|
||
#define PROFILE_ENABLE
|
||
|
||
/*
|
||
デバッグLEDをFINALROMとは別にOn/Offできます。
|
||
*/
|
||
#define USE_DEBUG_LED
|
||
|
||
/*
|
||
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)
|
||
FINALROM版でもコードが残るので注意してください。
|
||
*/
|
||
//#define PRINT_MEMORY_ADDR 0x02FFC800
|
||
|
||
|
||
#ifdef PROFILE_ENABLE
|
||
#define PROFILE_MAX 16
|
||
u32 profile[PROFILE_MAX];
|
||
u32 pf_cnt = 0;
|
||
#define PUSH_PROFILE() (profile[pf_cnt++] = (u32)OS_TicksToMicroSeconds(OS_GetTick()))
|
||
#else
|
||
#define PUSH_PROFILE() ((void)0)
|
||
#endif
|
||
|
||
#ifdef PRINT_MEMORY_ADDR
|
||
static char* debugPtr = (char*)PRINT_MEMORY_ADDR;
|
||
#undef OS_TPrintf
|
||
//#define OS_TPrintf(...) (debugPtr = (char*)((u32)(debugPtr + STD_TSPrintf(debugPtr, __VA_ARGS__) + 0xf) & ~0xf))
|
||
#define OS_TPrintf(...) (debugPtr += STD_TSPrintf(debugPtr, __VA_ARGS__))
|
||
#endif
|
||
|
||
#ifdef USE_DEBUG_LED
|
||
static u8 step = 0x80;
|
||
#define InitDebugLED() I2Ci_WriteRegister(I2C_SLAVE_DEBUG_LED, 0x03, 0x00)
|
||
static BOOL SetDebugLED(u8 pattern)
|
||
{
|
||
I2Ci_Wait();
|
||
reg_OS_I2C_DAT = I2C_ADDR_DEBUG_LED;
|
||
reg_OS_I2C_CNT = (u8)((1 << REG_OS_I2C_CNT_E_SHIFT) |
|
||
(1 << REG_OS_I2C_CNT_I_SHIFT) | // 割り込み禁止は IE にて行うことで仕様統一
|
||
(I2C_WRITE << REG_OS_I2C_CNT_RW_SHIFT) |
|
||
(0 << REG_OS_I2C_CNT_ACK_SHIFT) |
|
||
(1 << REG_OS_I2C_CNT_START_SHIFT));
|
||
I2Ci_Wait();
|
||
reg_OS_I2C_DAT = 0x01;
|
||
reg_OS_I2C_CNT = (u8)((1 << REG_OS_I2C_CNT_E_SHIFT) |
|
||
(1 << REG_OS_I2C_CNT_I_SHIFT) |
|
||
(I2C_WRITE << REG_OS_I2C_CNT_RW_SHIFT) |
|
||
(I2C_WRITE << REG_OS_I2C_CNT_ACK_SHIFT));
|
||
I2Ci_Wait();
|
||
reg_OS_I2C_DAT = pattern;
|
||
reg_OS_I2C_CNT = (u8)((1 << REG_OS_I2C_CNT_E_SHIFT) |
|
||
(1 << REG_OS_I2C_CNT_I_SHIFT) |
|
||
(I2C_WRITE << REG_OS_I2C_CNT_RW_SHIFT) |
|
||
(0 << REG_OS_I2C_CNT_ACK_SHIFT) |
|
||
(1 << REG_OS_I2C_CNT_STOP_SHIFT));
|
||
I2Ci_Wait();
|
||
#ifdef PRINT_MEMORY_ADDR
|
||
OS_TPrintf("%02X.%02X.%02X.\n", I2C_ADDR_DEBUG_LED, 0x01, pattern);
|
||
#endif
|
||
return (BOOL)((reg_OS_I2C_CNT & REG_OS_I2C_CNT_ACK_MASK) >> REG_OS_I2C_CNT_ACK_SHIFT);
|
||
}
|
||
#else
|
||
#define InitDebugLED() ((void)0)
|
||
#define SetDebugLED(pattern) ((void)0)
|
||
#endif
|
||
|
||
#define THREAD_PRIO_FATFS 8
|
||
#define DMA_FATFS_1 0
|
||
#define DMA_FATFS_2 1
|
||
|
||
static ROM_Header* const rh= (ROM_Header*)HW_TWL_ROM_HEADER_BUF;
|
||
|
||
/***************************************************************
|
||
PreInit
|
||
|
||
FromBootの対応＆メインメモリの初期化
|
||
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)
|
||
***************************************************************/
|
||
static void PreInit(void)
|
||
{
|
||
/*
|
||
FromBrom関連
|
||
*/
|
||
if ( !OSi_FromBromToMenu() )
|
||
{
|
||
OS_Terminate();
|
||
}
|
||
/*
|
||
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
|
||
*/
|
||
#define HOTSTART_FLAG_ENABLE 0x80
|
||
*(u8 *)HW_NAND_FIRM_HOTSTART_FLAG = (u8)(MCUi_ReadRegister( (u16)(MCU_REG_TEMP_ADDR + OS_MCU_RESET_VALUE_OFS) ) | HOTSTART_FLAG_ENABLE);
|
||
}
|
||
|
||
/***************************************************************
|
||
PostInit
|
||
|
||
各種初期化
|
||
***************************************************************/
|
||
static void PostInit(void)
|
||
{
|
||
PM_BackLightOn( TRUE ); // ARM9側画面表示のため
|
||
|
||
// マウント情報の初期化
|
||
FS_InitMountInfo(FALSE, TRUE);
|
||
/*
|
||
バッテリー残量チェック
|
||
*/
|
||
MCUi_WriteRegister( MCU_REG_MODE_ADDR, MCU_SYSTEMMODE_FIRMWARE ); // change battery level only
|
||
PUSH_PROFILE();
|
||
SetDebugLED(++step); // 0x84
|
||
if ( (MCUi_ReadRegister( MCU_REG_POWER_INFO_ADDR ) & MCU_REG_POWER_INFO_LEVEL_MASK) == 0 )
|
||
{
|
||
#ifndef SDK_FINALROM
|
||
OS_TPanic("Battery is empty.\n");
|
||
#else
|
||
PM_Shutdown();
|
||
#endif
|
||
}
|
||
}
|
||
|
||
/***************************************************************
|
||
EraseAll
|
||
|
||
不正終了しました
|
||
いろいろ消してください
|
||
DSモードにして終わるのがよいか？
|
||
***************************************************************/
|
||
static void EraseAll(void)
|
||
{
|
||
AESi_ResetAesKeyA();
|
||
AESi_ResetAesKeyB();
|
||
AESi_ResetAesKeyC();
|
||
MI_CpuClearFast( OSi_GetFromFirmAddr(), sizeof(OSFromFirmBuf) );
|
||
#ifdef SDK_FINALROM
|
||
MI_CpuClearFast( (void*)HW_TWL_ROM_HEADER_BUF, HW_TWL_ROM_HEADER_BUF_SIZE );
|
||
OS_BootFromFIRM();
|
||
#endif
|
||
}
|
||
|
||
void TwlSpMain( void )
|
||
{
|
||
int fd; // menu file descriptor
|
||
|
||
#ifdef PROFILE_ENABLE
|
||
// 0: bootrom
|
||
profile[pf_cnt++] = OS_TicksToMicroSecondsBROM32(OS_GetTick());
|
||
#endif
|
||
InitDebugLED();
|
||
SetDebugLED(++step); // 0x81
|
||
|
||
PreInit();
|
||
#ifdef PROFILE_ENABLE
|
||
// 1: after PreInit
|
||
profile[pf_cnt++] = OS_TicksToMicroSecondsBROM32(OS_GetTick());
|
||
#endif
|
||
SetDebugLED(++step); // 0x82
|
||
|
||
OS_InitFIRM();
|
||
OS_EnableIrq();
|
||
OS_EnableInterrupts();
|
||
// 2: after OS_InitFIRM
|
||
PUSH_PROFILE();
|
||
SetDebugLED(++step); // 0x83
|
||
|
||
PostInit();
|
||
// 3: after PostInit
|
||
PUSH_PROFILE();
|
||
SetDebugLED(++step); // 0x85
|
||
|
||
if ( !FATFS_Init( DMA_FATFS_1, DMA_FATFS_2, THREAD_PRIO_FATFS ) )
|
||
{
|
||
OS_TPrintf("Failed to call FATFS_Init().\n");
|
||
goto end;
|
||
}
|
||
// 4: after FATFS_Init
|
||
PUSH_PROFILE();
|
||
SetDebugLED(++step); // 0x86
|
||
|
||
if ( PXI_RecvID() != FIRM_PXI_ID_SET_PATH )
|
||
{
|
||
OS_TPrintf("PXI_RecvID() was received invalid value (!=FIRM_PXI_ID_SET_PATH).\n");
|
||
goto end;
|
||
}
|
||
// 5: after PXI
|
||
PUSH_PROFILE();
|
||
SetDebugLED(++step); // 0x87
|
||
|
||
if ( (fd = FS_OpenSrl()) < 0 )
|
||
{
|
||
OS_TPrintf("Failed to call FS_OpenSrl().\n");
|
||
goto end;
|
||
}
|
||
// 6: after FS_OpenSrl
|
||
PUSH_PROFILE();
|
||
SetDebugLED(++step); // 0x88
|
||
|
||
if ( !FS_LoadHeader( fd ) )
|
||
{
|
||
OS_TPrintf("Failed to call FS_LoadHeader().\n");
|
||
goto end;
|
||
}
|
||
// 7: after FS_LoadHeader
|
||
PUSH_PROFILE();
|
||
SetDebugLED(++step); // 0x89
|
||
|
||
if ( PXI_RecvID() != FIRM_PXI_ID_DONE_HEADER )
|
||
{
|
||
OS_TPrintf("PXI_RecvID() was received invalid value (!=FIRM_PXI_ID_DONE_HEADER).\n");
|
||
goto end;
|
||
}
|
||
// 8: after PXI
|
||
PUSH_PROFILE();
|
||
SetDebugLED(++step); // 0x8a
|
||
|
||
AESi_InitKeysFIRM();
|
||
AESi_InitSeed();
|
||
// 9: after AESi_InitSeed
|
||
PUSH_PROFILE();
|
||
SetDebugLED(++step); // 0x8b
|
||
|
||
if ( !FS_LoadStatic( fd ) )
|
||
{
|
||
OS_TPrintf("Failed to call FS_LoadStatic().\n");
|
||
goto end;
|
||
}
|
||
// 10: after FS_LoadStatic
|
||
PUSH_PROFILE();
|
||
SetDebugLED(++step); // 0x8c
|
||
|
||
if ( PXI_RecvID() != FIRM_PXI_ID_DONE_STATIC )
|
||
{
|
||
OS_TPrintf("PXI_RecvID() was received invalid value (!=FIRM_PXI_ID_DONE_STATIC).\n");
|
||
goto end;
|
||
}
|
||
// 11: after PXI
|
||
PUSH_PROFILE();
|
||
|
||
#ifdef PROFILE_ENABLE
|
||
{
|
||
int i;
|
||
PXI_RecvID();
|
||
OS_TPrintf("\n[ARM7] Begin\n");
|
||
for (i = 0; i < PROFILE_MAX; i++)
|
||
{
|
||
// OS_TPrintf("0x%08X\n", profile[i]);
|
||
if ( !profile[i] ) break;
|
||
OS_TPrintf("%2d: %7d usec", i, profile[i]);
|
||
if (i)
|
||
{
|
||
OS_TPrintf(" ( %7d usec )\n", profile[i]-profile[i-1]);
|
||
}
|
||
else
|
||
{
|
||
OS_TPrintf("\n");
|
||
}
|
||
}
|
||
OS_TPrintf("\n[ARM7] End\n");
|
||
}
|
||
#endif
|
||
SetDebugLED( 0 );
|
||
|
||
AESi_ResetAesKeyA();
|
||
AESi_ResetAesKeyB();
|
||
AESi_ResetAesKeyC();
|
||
MI_CpuClearFast( OSi_GetFromFirmAddr(), sizeof(OSFromFirmBuf) );
|
||
FS_SetMountInfoForSrl();
|
||
MCUi_WriteRegister( MCU_REG_MODE_ADDR, MCU_SYSTEMMODE_TWL ); // change TWL mode
|
||
OS_BootFromFIRM();
|
||
|
||
end:
|
||
SetDebugLED( (u8)(0xF0 | step));
|
||
|
||
EraseAll();
|
||
|
||
// failed
|
||
PXI_NotifyID( FIRM_PXI_ID_ERR );
|
||
PXI_NotifyID( FIRM_PXI_ID_ERR );
|
||
PXI_NotifyID( FIRM_PXI_ID_ERR );
|
||
PXI_NotifyID( FIRM_PXI_ID_ERR );
|
||
OS_Terminate();
|
||
}
|
||
|