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/*
* $Id: smartmedia.c,v 1.9 2004/04/19 12:19:26 germeier Exp $
*
* libmpio - a library for accessing Digit@lways MPIO players
* Copyright (C) 2002-2004 Markus Germeier
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc.,g 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#include <stdio.h>
#include <stdlib.h>
#include "smartmedia.h"
#include "debug.h"
mpio_disk_phy_t MPIO_DISK_GEO_001={ 125, 4, 4, 2000 };
mpio_disk_phy_t MPIO_DISK_GEO_002={ 125, 4, 8, 4000 };
mpio_disk_phy_t MPIO_DISK_GEO_004={ 250, 4, 8, 8000 };
mpio_disk_phy_t MPIO_DISK_GEO_008={ 250, 4, 16, 16000 };
mpio_disk_phy_t MPIO_DISK_GEO_016={ 500, 4, 16, 32000 };
mpio_disk_phy_t MPIO_DISK_GEO_032={ 500, 8, 16, 64000 };
mpio_disk_phy_t MPIO_DISK_GEO_064={ 500, 8, 32, 128000 };
mpio_disk_phy_t MPIO_DISK_GEO_128={ 500,16, 32, 256000 };
mpio_disk_phy_t MPIO_DISK_GEO_256={ 500,32, 32, 512000 }; /* guessed values -mager */
/* This comes from the Samsung documentation files */
/* a small warning: only use this function (mpio_id2mem) in the very
* beginning of MPIO model detection. After that use the values
* of size and chips! -mager
*/
int
mpio_id2mem(BYTE id)
{
int i=0;
switch(id)
{
case 0xea:
i=2;
break;
case 0xe3: /* Samsung */
case 0xe5: /* Toshiba */
i=4;
break;
case 0xe6:
i=8;
break;
case 0x73:
i=16;
break;
case 0x75:
i=32;
break;
case 0x76:
case 0x89: /* new chip (Unknown) */
i=64;
break;
case 0x79:
case 0xf1: /* new chip (Samsung) */
case 0x0e: /* new chip (Unknown) */
i=128;
break;
case 0xda: /* new chip (Samsung) */
case 0x25: /* new chip (Unknown) */
i=256;
break;
default:
debug("This should never happen! (id=0x%02x)\n", id);
exit (1);
}
return i;
}
BYTE *
mpio_id2manufacturer(BYTE id)
{
BYTE *m;
switch(id)
{
case 0xec:
m="Samsung";
break;
case 0x98:
m="Toshiba";
break;
case 0x13:
m="Unknown 0x13";
break;
default:
m="Unknown";
}
return m;
}
BYTE
mpio_id_valid(BYTE id)
{
switch(id)
{
case 0xec: /* Samsung */
case 0x98: /* Toshiba */
case 0x13: /* Unknown */
return 1;
default:
;
}
return 0;
}
void
mpio_id2geo(BYTE id, mpio_disk_phy_t *geo)
{
switch(id)
{
case 0xea:
*geo = MPIO_DISK_GEO_002;
break;
case 0xe3: /* Samsung */
case 0xe5: /* Toshiba */
*geo = MPIO_DISK_GEO_004;
break;
case 0xe6:
*geo = MPIO_DISK_GEO_008;
break;
case 0x73:
*geo = MPIO_DISK_GEO_016;
break;
case 0x75:
*geo = MPIO_DISK_GEO_032;
break;
case 0x76:
case 0x89: /* new chip (Unknown) */
*geo = MPIO_DISK_GEO_064;
break;
case 0x79:
case 0xf1: /* new chip (Samsung) */
case 0x0e: /* new chip (Unknown) */
*geo = MPIO_DISK_GEO_128;
break;
case 0xda: /* new chip (Samsung) */
case 0x25: /* new chip (Unknown) */
*geo = MPIO_DISK_GEO_256;
break;
default:
debug("This should never happen! (id=0x%02x)\n", id);
exit (1);
}
return;
}
BYTE
mpio_id2version(BYTE id)
{
switch(id)
{
case 0xf1: /* 128MB new Samsung */
case 0xda: /* 256MB new Samsung */
case 0x89: /* 64MB new Unknown */
case 0x0e: /* 128MB new Unknown */
case 0x25: /* 256MB new Unknown */
return 1;
default:
;
}
return 0;
}
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