TwlIPL/build/libraries_sysmenu/sysmenu/ARM7/src/setAESKey.c

/*---------------------------------------------------------------------------*
  Project:  TwlIPL
  File:     setAESKey.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 <twl.h>
#include <twl/aes/ARM7/lo.h>
#include <firm/aes/ARM7/aes_init.h>
#include <firm/hw/ARM7/mmap_firm.h>
#include <firm/format/from_firm.h>
#include <firm/os/common/boot.h>
#include <sysmenu.h>
#include "internal_api.h"

// define data-----------------------------------------------------------------
// extern data-----------------------------------------------------------------
// function's prototype-------------------------------------------------------
// global variable-------------------------------------------------------------
// static variable-------------------------------------------------------------
// const data------------------------------------------------------------------

// dev_commonKey‚̓xƒ^‚ÅŽ<C385>‚Á‚Ä‚¢‚¢<E2809A>B
static const u8 dev_commonKey[] = {
	0xA1, 0x60, 0x4A, 0x6A, 0x71, 0x23, 0xB5, 0x29,
	0xAE, 0x8B, 0xEC, 0x32, 0xC8, 0x16, 0xFC, 0xAA
};

static const u8 dev_seedES[] = {
	0x2D, 0xD4, 0x03, 0x98, 0xA7, 0x6B, 0x03, 0x28,
	0xCE, 0x61, 0x04, 0xBB, 0x0A, 0xBB, 0x03, 0x5B,
};

static const u8 dev_seedNAM[] = {
	0x4D, 0x04, 0xA4, 0x7F, 0xE3, 0x02, 0x30, 0x2E,
	0x2A, 0x07, 0x06, 0xE6, 0xD9, 0x06, 0x47, 0x76,
};

static const u8 dev_seedSlotC[] = {
	0x3B, 0x06, 0x86, 0x57, 0x33, 0x04, 0x88, 0x11,
	0x49, 0x04, 0x6B, 0x33, 0x12, 0x02, 0xAC, 0xF3,
};


// ============================================================================
//
// AESŒ®ƒXƒ<58>ƒbƒg<C692>Ý’è
//
// ============================================================================

void SYSMi_SetAESKeysForAccessControl( BOOL isNtrMode, ROM_Header *pROMH )
{
	BOOL isClearSlotB = TRUE;
	BOOL isClearSlotC = TRUE;
	
	// Œ®‚̃Zƒbƒg
	MI_CpuClearFast( (void *)HW_LAUNCHER_DELIVER_PARAM_BUF, HW_LAUNCHER_DELIVER_PARAM_BUF_SIZE );
	if( !isNtrMode &&
		( pROMH->s.titleID_Hi & TITLE_ID_HI_SECURE_FLAG_MASK ) ) {
		SYSMi_SetAESKeysForAccessControlCore( pROMH, (u8 *)HW_LAUNCHER_DELIVER_PARAM_BUF, &isClearSlotB, &isClearSlotC );
	}
	
	// ƒu<C692>[ƒg‚·‚éƒAƒvƒŠ‚ɉž‚¶‚Ä<E2809A>AAESƒL<C692>[ƒXƒ<58>ƒbƒg‚̃NƒŠƒA‚ð<E2809A>s‚¤<E2809A>B
	{
		AESi_ResetAesKeyA();
		if( isClearSlotB ) AESi_ResetAesKeyB();
		if( isClearSlotC ) AESi_ResetAesKeyC();
		
		// NAND‚ɃAƒNƒZƒX‚µ‚È‚¢ƒAƒvƒŠ‚Í<E2809A>AƒXƒ<58>ƒbƒgD‚ÌŒ®‚ðƒNƒŠƒA‚·‚é<E2809A>@
//		if( th->s.access_control.nand_access == 0 ) AESi_ResetAesKeyD();<3B>@<40>¦reboot‚Ì’†‚ÌREBOOTi_DetachAllDrives‚ÅNAND‚ɃAƒNƒZƒX‚·‚é<E2809A>ê<EFBFBD>‡‚ª‚ ‚é‚Ì‚Å<E2809A>A‚±‚±‚ŃNƒŠƒA‚Í‚Å‚«‚È‚¢<E2809A>B‚â‚é‚È‚ç‚»‚ÌŒã‚ë‚Å<E2809A>B
	}
	
	// ‚»‚Ì‘¼‚ÌŒ®‚Í•s—v‚É‚È‚é‚Ì‚Å<E2809A>A<EFBFBD>Á‚µ‚Ä‚¨‚­
	{
		OSFromFirmBuf* fromFirm = (void*)HW_FIRM_FROM_FIRM_BUF;
		MI_CpuClearFast(fromFirm, sizeof(OSFromFirmBuf));
	}
}


void SYSMi_SetAESKeysForAccessControlCore( ROM_Header *pROMH, u8 *pDst, BOOL *pIsClearSlotB, BOOL *pIsClearSlotC )
{
	// commonClientKey
	if( pROMH->s.access_control.common_client_key ) {
		void *pCommonKey = ( SCFG_GetBondingOption() == SCFG_OP_PRODUCT ) ?
							OSi_GetFromFirmAddr()->aes_key[ 0 ] : (void *)dev_commonKey;
		MI_CpuCopy8( pCommonKey, pDst, AES_BLOCK_SIZE );
	}
	// commonClientKeyForDebugger
	else if( pROMH->s.access_control.common_client_key_for_debugger_sysmenu ) {
		MI_CpuCopy8( OSi_GetFromFirmAddr()->aes_key[ 1 ], pDst, AES_BLOCK_SIZE );
	}
	
	// HW AES Slot B
	if( pROMH->s.access_control.hw_aes_slot_B ) {
		void *pSeedES  =  ( SCFG_GetBondingOption() == SCFG_OP_PRODUCT ) ?
							&( OSi_GetFromFirmAddr()->rsa_pubkey[ 3 ][ 0 ] ) : (void *)dev_seedES;
		MI_CpuCopy8( pSeedES,  pDst + 0x10, AES_BLOCK_SIZE );
		if( pIsClearSlotB ) {
			*pIsClearSlotB = FALSE;
		}
		// AESƒXƒ<58>ƒbƒg‚̃fƒtƒHƒ‹ƒg’lƒZƒbƒg‚Í•s—v
	}
	// HW AES Slot C
	if( pROMH->s.access_control.hw_aes_slot_C ) {
		void *pSeedNAM =  ( SCFG_GetBondingOption() == SCFG_OP_PRODUCT ) ?
							&( OSi_GetFromFirmAddr()->rsa_pubkey[ 3 ][ 0x10 ] ) : (void *)dev_seedNAM;
		void *pSeedSlotC = ( SCFG_GetBondingOption() == SCFG_OP_PRODUCT ) ?
							&( OSi_GetFromFirmAddr()->rsa_pubkey[ 3 ][ 0x20 ] ) : (void *)dev_seedSlotC;
		MI_CpuCopy8( pSeedNAM, pDst + 0x20, AES_BLOCK_SIZE );
		if( pIsClearSlotC ) {
			*pIsClearSlotC = FALSE;
		}
		// AESƒXƒ<58>ƒbƒg‚̃fƒtƒHƒ‹ƒg’lƒZƒbƒg
		AES_Lock();
		AES_SetKeySeedC( pSeedSlotC );
		AES_Unlock();
	}
}