台湾凌阳方案300万数码相机源代码
源代码在线查看： storage.c
/*++
Copyright (c) 2001 Sunplus Technology Co., Ltd.
Module Name:
storage.c
Abstract:
Module related to general storage media
Environment:
Keil C51 Compiler
Revision History:
08/28/2001 Chi-Yeh Tsai created
--*/
// WWW3, whole file
//=============================================================================
//Header file
//=============================================================================
// WWW1 start
#include "general.h"
#include "storage.h"
#include "main.h"
#include "setmode.h"
#include "cardlink.h"
#include "cardusr.h"
// WWW1 end
//patch4.2@richie@ds0511 begin
#if (DOSRAM_OPTION)
#include "dramfunc.h"
#endif
//patch4.2@richie@ds0511 end
//patch4.3@richie@md0603 begin
#include "initio.h"
#include "sdramhw.h"
//patch4.3@richie@md0603 end
//=============================================================================
//Symbol
//=============================================================================
//-----------------------------------------------------------------------------
//Constant
//-----------------------------------------------------------------------------
//-----------------------------------------------------------------------------
//Variable
//-----------------------------------------------------------------------------
//=============================================================================
//Program
//=============================================================================
//-----------------------------------------------------------------------------
//STORAGE_Initialize
//-----------------------------------------------------------------------------
UCHAR STORAGE_Initialize(UCHAR doDOSInitial) USING_0
/*++
Routine Description:
general routine to initialize storage media
Arguments:
none
Return Value:
none
--*/
{
UCHAR sts = TRUE;
if (G_ucStorageType == 0xff) //first time initialization
sts = STORAGE_Detect();
// DELAY_1s();
// UI_Buzzer();//wendy@2004/8/26
switch (G_ucStorageType)
{
#if (SDRAM_OPTION == 1)
case K_MEDIA_None:
SDRAM_Initialize();
break;
#endif
#if (CARD_OPTION == 1)
default:
if (sts)
{
//Write date and time //ada@0321
USR_UpdateRtcTime();//wendy@2004/8/26
/* L2_ReadRTC(&G_DATEINFO);
G_DOS_CreateDate = ((USHORT)(G_DATEINFO.Year + 20) G_DOS_CreateTime = ((USHORT)(G_DATEINFO.Hour) */
//patch4.4@richie@dsi begin
//restore G_DOS_SDRAM_FAT1Addr
#if ( DOSRAM_OPTION == 1 )
if (G_Card_Type == K_MEDIA_DOSRAM)
{
if (G_ulDRAMSTORFAT1AddrTemp != 0xFFFFFFFF)
{
G_DOS_SDRAM_FAT1Addr = G_ulDRAMSTORFAT1AddrTemp;
}
}
else
{
G_DOS_SDRAM_FAT1Addr = K_SDRAM_DOS_FAT1Addr;
}
#endif
//patch4.4@richie@dsi end
sts = M_Card_Initialize(doDOSInitial);
}
break;
#endif
}
return sts;
}
//-----------------------------------------------------------------------------
//STORAGE_Detect
//-----------------------------------------------------------------------------
UCHAR STORAGE_Detect(void) USING_0
/*++
Routine Description:
detect which storage media exists
Arguments:
none
Return Value:
none
--*/
{
UCHAR status = FALSE;
G_ucStorageType = K_MEDIA_None;
#if ( CARD_OPTION )
status = M_Card_Detect();
if ( status == FALSE )
{
// WWWW start
G_Card_Type = K_MEDIA_BUILT_IN; // WWW2
status = M_Card_Detect();
if ( status == FALSE )
G_ucStorageType = K_MEDIA_None;
else
G_ucStorageType = G_Card_Type;
// WWWW end
}
else
G_ucStorageType = G_Card_Type;
#endif
return status;
}
//-----------------------------------------------------------------------------
//STORAGE_Format
//-----------------------------------------------------------------------------
//patch3.2@ada@0401 For Date & Time Update
//patch3.2@ada@0401 For Multi-Frame Play Back
UCHAR STORAGE_Format(UCHAR eraseCard) USING_0
/*++
Routine Description:
format media currently selected
Arguments:
none
Return Value:
none
--*/
{
UCHAR sts = TRUE;
switch (G_ucStorageType)
{
#if (SDRAM_OPTION == 1)
case K_MEDIA_None:
SDRAM_Format();
break;
#endif
default:
#if (CARD_OPTION == 1)
//ada@0401 For Date & Time Update
USR_UpdateRtcTime();
//ada@0401 For Multi-Frame Play Back
//Clear the area where saving the start-cluster parameter of each image file
USR_ResetDramFdbParameterArea();
sts = DOS_Format(eraseCard);
#endif
break;
}
return sts;
}
//-----------------------------------------------------------------------------
//STORAGE_CaptureObject
//-----------------------------------------------------------------------------
UCHAR STORAGE_CaptureObject(USHORT objType) USING_0
/*++
Routine Description:
capture one object to storage media currently selected
Arguments:
objType - type of object to capture, where 0 is JPEG file
1 is WAV file
2 is video only AVI file
3 is audio/video AVI file
Return Value:
none
--*/
{
UCHAR sts = TRUE;
switch (G_ucStorageType)
{
#if (SDRAM_OPTION == 1)
case K_MEDIA_None:
SDRAM_CaptureObject(objType);
break;
#endif
default:
#if (CARD_OPTION == 1)
sts = Card_CaptureObject(objType);
#endif
break;
}
return sts;
}
//-----------------------------------------------------------------------------
//STORAGE_DeleteObject
//-----------------------------------------------------------------------------
UCHAR STORAGE_DeleteObject(USHORT objIndex) USING_0
/*++
Routine Description:
delete one object to storage media currently selected
Arguments:
objIndex - index of object to delete, where 0 is delete all
the other is delete one selected
Return Value:
none
--*/
{
UCHAR sts = TRUE;
switch (G_ucStorageType)
{
#if (SDRAM_OPTION == 1)
case K_MEDIA_None:
SDRAM_DeleteObject(objIndex);
break;
#endif
default:
#if (CARD_OPTION == 1)
sts = Card_DeleteObject(objIndex);
#endif
break;
}
return sts;
}
//-----------------------------------------------------------------------------
//STORAGE_PlaybackObject
//-----------------------------------------------------------------------------
UCHAR STORAGE_PlaybackObject(USHORT objType, USHORT objIndex) USING_0
/*++
Routine Description:
playback one object from storage media currently selected
Arguments:
objType - type of playback, where 0 is nine thumbnail playback
1 is four thumbnail playback
2 is one image playback
3 is image slide show playback
4 is video playback
objIndex - index of object to playback
Return Value:
none
--*/
{
UCHAR sts = TRUE;
switch (G_ucStorageType)
{
#if (SDRAM_OPTION == 1)
case K_MEDIA_None:
SDRAM_PlaybackObject(objType, objIndex);
break;
#endif
default:
#if (CARD_OPTION == 1)
#if (PLAYBACK_OPTION)
sts = Card_PlaybackObject(objType, objIndex);
#endif
#endif
break;
}
return sts;
}
//-----------------------------------------------------------------------------
//STORAGE_UploadObject
//-----------------------------------------------------------------------------
UCHAR STORAGE_UploadObject(USHORT objType, USHORT objIndex) USING_0
/*++
Routine Description:
upload one object from storage media currently selected
Arguments:
objType - type of object to capture, where 0 is to get object count
1 is to get object FDBs
2 is to upload one object
objIndex - index of object to upload
Return Value:
none
--*/
{
UCHAR sts = TRUE;
switch (G_ucStorageType)
{
#if (SDRAM_OPTION == 1)
case K_MEDIA_None:
SDRAM_UploadObject(objType, objIndex);
break;
#endif
default:
#if (CARD_OPTION == 1)
sts = Card_UploadObject(objType, objIndex);
#endif
break;
}
return sts;
}
//patch4.3@richie@md0603 begin
#if (SINGLE_DIRECTORY == 0)
//-----------------------------------------------------------------------------
//STORAGE_GetDirData
//-----------------------------------------------------------------------------
UCHAR STORAGE_GetDirData(void) USING_0
/*++
Routine Description:
upload all dir data by index from storage media currently selected
Return Value:
none
--*/
{
UCHAR sts = TRUE;
SDRAM_Dram2Usb(K_SDRAM_DcfDirBufAddr, G_USR_TotalDirectory * 14);
return sts;
}
#endif
//patch4.3@richie@md0603 end
