TwlIPL_commit-99/build/nandfirm/sdmc-launcher/ARM9/main.c
2023-12-16 15:41:34 -05:00

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/*---------------------------------------------------------------------------*
Project: TwlFirm - nandfirm - 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>
#define RSA_KEY_ADDR rsa_key
static const u8 rsa_key[128] =
{
0xdf, 0x56, 0x30,
0xc9, 0xae, 0x05, 0x55, 0xe8, 0xdf, 0xbe, 0xe6, 0xb9, 0x30, 0xb9, 0x76, 0x93, 0xb4, 0xc2, 0x20,
0xe7, 0xae, 0x4c, 0x3e, 0xc3, 0xed, 0x27, 0xcf, 0x5d, 0x4f, 0xb5, 0x7d, 0xde, 0x38, 0xbc, 0xfe,
0x25, 0x32, 0xd8, 0x23, 0x98, 0x52, 0xb5, 0xda, 0xf7, 0x39, 0xdc, 0xb3, 0x0a, 0x94, 0x7a, 0x2b,
0x79, 0xe6, 0xe0, 0x4c, 0xbc, 0x21, 0xbd, 0x59, 0xb2, 0xc7, 0xf1, 0xc0, 0xf1, 0xfb, 0x29, 0x75,
0xa1, 0x21, 0x93, 0x01, 0x29, 0x1c, 0x9a, 0xe1, 0x2d, 0x55, 0xfc, 0x7b, 0xb8, 0xcb, 0x07, 0x33,
0xc5, 0x91, 0x0d, 0xc8, 0x45, 0x59, 0xef, 0xbe, 0x58, 0xc7, 0xc1, 0x1d, 0xd5, 0xf2, 0xcf, 0x1f,
0xe0, 0x6d, 0x21, 0x00, 0xcd, 0x42, 0xd8, 0x84, 0x85, 0xe3, 0xb2, 0x02, 0x1a, 0xa5, 0x89, 0x02,
0xa1, 0x96, 0xc6, 0xf7, 0x61, 0x68, 0x66, 0xe6, 0x65, 0x12, 0xb7, 0xf1, 0x49
};
#define RSA_HEAP_SIZE (4*1024) // RSA用ヒープサイズ (サイズ調整必要)
static u8 acHeap[RSA_HEAP_SIZE] __attribute__ ((aligned (32)));
static SVCSignHeapContext acPool;
/*
Profile
*/
#ifndef SDK_FINALROM
#define PROFILE_MAX 0x100
u32 profile[PROFILE_MAX];
u32 pf_cnt = 0;
#endif
/***************************************************************
PreInit
FromBootの対応をまとめるメインメモリの初期化
OS_Init前なので注意
MI_LoadHeader前にかなり(数100msec)時間があるので、可能なら
OS_Init後にいろいろ処理したい
***************************************************************/
static void PreInit(void)
{
/*
メインメモリ関連
*/
// SHARED領域クリア (IS-TWL-DEBUGGERの更新待ち)
#ifdef SDK_FINALROM
//MIi_CpuClearFast( 0, (void*)HW_MAIN_MEM_SHARED, HW_MAIN_MEM_SHARED_END-HW_MAIN_MEM_SHARED );
#endif
// SHARED領域クリア (ここだけでOK?)
MIi_CpuClearFast( 0, (void*)HW_PXI_SIGNAL_PARAM_ARM9, HW_MAIN_MEM_SHARED_END-HW_PXI_SIGNAL_PARAM_ARM9);
/*
FromBrom関連
*/
MIi_CpuClearFast( 0, (void*)OSi_GetFromBromAddr(), sizeof(OSFromBromBuf) );
}
/***************************************************************
PostInit
MI_LoadHeader前にかなり(数100msec)時間があるので、可能なら
OS_Init後にいろいろ処理したい
メインメモリの初期化
***************************************************************/
static void PostInit(void)
{
/*
メインメモリ関連 (ARM9用の領域を全クリア)
*/
MIi_CpuClearFast( 0, (void*)HW_DELIVER_ARG_BUF_END, HW_TWL_MAIN_MEM_MAIN_SIZE-HW_DELIVER_ARG_BUF_SIZE );
DC_FlushAll();
}
/***************************************************************
CheckHeader
ヘッダがシステムメニューとして問題ないかチェック
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)
***************************************************************/
static BOOL CheckHeader(void)
{
return TRUE;
}
/***************************************************************
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)
{
#ifdef SDK_FINALROM
// TODO
#endif
}
void TwlMain( void )
{
PreInit();
#ifndef SDK_FINALROM
// 0: before PXI
profile[pf_cnt++] = (u32)OS_TicksToMicroSecondsBROM(OS_GetTick());
#endif
OS_InitFIRM();
#ifndef SDK_FINALROM
OS_EnableIrq();
OS_InitTick();
// 1: after PXI
profile[pf_cnt++] = (u32)OS_TicksToMicroSeconds(OS_GetTick());
#endif
SVC_InitSignHeap( &acPool, acHeap, sizeof(acHeap) );
PostInit();
#ifndef SDK_FINALROM
// 2: after PostInit
profile[pf_cnt++] = (u32)OS_TicksToMicroSeconds(OS_GetTick());
#endif
// load menu
if ( MI_LoadHeader( &acPool, RSA_KEY_ADDR ) && CheckHeader() && MI_LoadStatic() )
{
#ifndef SDK_FINALROM
// 127: before Boot
pf_cnt = PROFILE_MAX-1;
profile[pf_cnt++] = (u32)OS_TicksToMicroSeconds(OS_GetTick());
{
int i;
OS_TPrintf("\n[ARM9] Begin\n");
for (i = 0; i < PROFILE_MAX; i++)
{
OS_TPrintf("0x%08X\n", profile[i]);
}
OS_TPrintf("\n[ARM9] End\n");
PXI_NotifyID( FIRM_PXI_ID_NULL );
}
#endif
MI_Boot();
}
EraseAll();
// failed
while (1)
{
PXI_NotifyID( FIRM_PXI_ID_NULL );
}
}