/*
#     ___  _ _      ___
#    |    | | |    |
# ___|    |   | ___|    PS2DEV Open Source Project.
#----------------------------------------------------------
# Copyright (c) 2002, A.Lee & Nicholas Van Veen
# All rights reserved.
# Adopted for SMS by Eugene Plotnikov
# 
# Redistribution and use of this software, in source and binary forms, with or
# without modification, are permitted provided that the following conditions are
# met:
# 
# 1. Redistributions of source code must retain the above copyright notice, this 
#    list of conditions and the following disclaimer.
#     
# 2. Redistributions in binary form must reproduce the above copyright notice,
#    this list of conditions and the following disclaimer in the documentation 
#    and/or other materials provided with the distribution.
#     
# 3. You are granted a license to use this software for academic, research and
#    non-commercial purposes only.
# 
# 4. The copyright holder imposes no restrictions on any code developed using
#    this software. However, the copyright holder retains a non-exclusive
#    royalty-free license to any modifications to the distribution made by the
#    licensee.
# 
# 5. Any licensee wishing to make commercial use of this software should contact
#    the copyright holder to execute the appropriate license for such commercial
#    use. Commercial use includes:
#  
#    -  Integration of all or part of the source code into a product for sale 
#       or commercial license by or on behalf of Licensee to third parties, or
# 
#    -  Distribution of the binary code or source code to third parties that 
#       need it to utilize a commercial product sold or licensed by or on 
#       behalf of Licensee.
#        
#  
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 
# WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 
# MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO 
# EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 
# EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT 
# OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 
# IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY 
# OF SUCH DAMAGE.
*/
#include "SMS_CDVD.h"
#include "SMS_SIF.h"
#include "SMS_Data.h"
#include "SMS_Config.h"

#include <loadfile.h>

#define CDVD_IRX 0xB001337

#define CDVD_STOP       0x04
#define CDVD_FLUSHCACHE 0x07
#define CDVD_SET_DVDV   0x09
#define CDVD_QUERY_DVDV 0x0A
#define CDVD_SET_SPEED  0x0B

static unsigned int       s_Buff[ 4 ] __attribute__(   (  aligned( 64 )  )   );
static SifRpcClientData_t s_Client    __attribute__(   (  aligned( 64 )  )   );

int CDVD_Init ( void ) {

 int retVal = 1;

 if ( !s_Client.server ) {

  SifExecModuleBuffer (
   &g_DataBuffer[ SMS_CDVD_OFFSET ], SMS_CDVD_SIZE, 0, NULL, &retVal
  );

  if ( retVal >= 0 )

   retVal = SIF_BindRPC ( &s_Client, CDVD_IRX );

  else retVal = 0;

 }  /* end if */

 return retVal;

}  /* end CDVD_Init */

void CDVD_Stop ( void ) {

 SifCallRpc ( &s_Client, CDVD_STOP, 0, NULL, 0, NULL, 0, 0, 0 );

}  /* end CDVD_Stop */

void CDVD_FlushCache ( void ) {

 SifCallRpc ( &s_Client, CDVD_FLUSHCACHE, 0, NULL, 0, NULL, 0, 0, 0 );

}  /* end CDVD_FlushCache */

int CDVD_SetDVDV ( int afSet ) {

 s_Buff[ 0 ] = afSet;

 SifCallRpc ( &s_Client, CDVD_SET_DVDV, 0, s_Buff, 4, s_Buff, 4, 0, 0 );

 return s_Buff[ 0 ];

}  /* end CDVD_SetDVDV */

int CDVD_QueryDVDV ( void ) {

 SifCallRpc ( &s_Client, CDVD_QUERY_DVDV, 0, NULL, 0, s_Buff, 4, 0, 0 );

 return s_Buff[ 0 ];

}  /* end CDVD_DVDV */

int CDVD_SetSpeed ( void ) {

 static int sl_Speeds[ 3 ] = { 2, 0, 1 };

 s_Buff[ 0 ] = sl_Speeds[ g_Config.m_CDVDSpeed ];

 SifCallRpc ( &s_Client, CDVD_SET_SPEED, 0, s_Buff, 4, s_Buff, 4, 0, 0 );

 return s_Buff[ 0 ];

}  /* end CDVD_SetSpeed */
