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Bernd Mueller
2026-06-17 13:44:30 +02:00
commit adfd70813f
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m68k/utils/bdmflash.c Normal file
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/* @#Copyright (c) 2000, Brett Wuth.*/
/* @#License:
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; see the file COPYING. If not, write to
* the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/* File: BDMFlash.c
* Purpose: Work with target flash through BDM connector.
* Author: Brett Wuth
* Created: 2000-03-27
*
* Initials:
* BCW - Brett Wuth
* @#[ContactWuth:
* Phone: +1 403 627-2460
* E-mail: support@castrov.cuug.ab.ca, wuth@acm.org]
*
* HISTORY:
* $Log: bdmflash.c,v $
* Revision 1.3 2008/06/16 12:57:49 cjohns
* 2008-06-16 Chris Johns <cjohns@users.sourceforge.net>
*
* * packages/.cvsignore, packages/gpl.txt, packages/m68k-bdm.nsi:
* New.
*
* * flashlib/elf-utils.h: Add elf_handle_init decl.
*
* * utils/Makefile.am: Add warnings flags.
*
* * bdmabstraction/BDMFlash.h, utils/bdmctrl.c, utils/bdmflash.c:
* Fix warnings.
*
* Revision 1.2 2005/10/24 01:32:21 cjohns
* Removed warnings when built with gcc 4.x
*
* Revision 1.1 2003/12/29 22:19:11 codewiz
* Move bdmmon and bdmflash to m68k/utils.
*
* Revision 1.2 2003/07/04 22:33:01 codewiz
* Applied SST block-erase patch.
*
* Revision 1.1 2003/06/03 15:42:04 codewiz
* Import userland tools from bdm-fiedler
*
* Revision 1.6 2000/08/03 06:29:18 wuth
* MultiProject Sync; Support Micron-style flash; Report flash model
*
* Revision 1.5 2000/07/25 13:51:09 wuth
* Working sector erase. Better error reports.
*
* Revision 1.4 2000/07/14 18:38:55 wuth
* Flash error status; Fix sector erase support; Command line sector erase
*
* Revision 1.3 2000/04/20 04:56:23 wuth
* GPL. Abstract flash interface.
*
* Revision 1.2 2000/03/30 03:36:56 wuth
* BDMFlash can now write beyond first 1 KiB.
*
* Revision 1.1 2000/03/28 20:28:50 wuth
* Break out flash code into separate executable. Make run under Chris Johns BDM driver.
*
* @#[BasedOnTemplate: template.c version 2]
*/
#include <BDMFlash.h>
#include <bdmops.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
static
void
Usage( char const *ProgName )
{
fprintf( stderr,
"usage: %s DeviceFile FlashBaseAddress NumChips ByteWidth "
"[probe | detect | erase | SectorErase Offset | BlockErase Offset | write BinaryFile Offset | read BinaryFile Offset Length]\n",
ProgName );
exit( EXIT_FAILURE );
}
static
void
Probe( int ArgC, char *ArgV[] )
{
FlashError_t Error;
FlashStyle_t Style;
if (ArgC != 6)
Usage( ArgV[0] );
if ((Error = BDMFlashProbe( &Style )) != FlashErrorOkay_c)
{
fprintf( stderr,
"Problem probing flash (code = %d, '%s').\n",
(int) Error,
FlashErrorDescriptionEnglish[Error] );
exit( EXIT_FAILURE );
}
printf( "Flash style is %s.\n", FlashStyleName[Style] );
}
static
void
Detect( int ArgC, char *ArgV[] )
{
FlashError_t Error;
FlashID_t ID;
FlashInfo_t const *Info;
if (ArgC != 6)
Usage( ArgV[0] );
Error = BDMFlashIDRead( &ID );
if (Error != FlashErrorOkay_c)
{
fprintf( stderr,
"Problem detecting flash (code = %d, '%s').\n",
(int) Error,
FlashErrorDescriptionEnglish[Error] );
}
printf( "Flash ID = 0x%04x\n", ID );
printf( "Manufacturer: %s\n", FlashManufacturerName( ID>>8 ) );
if ((Error = BDMFlashDetect( &Info )) != FlashErrorOkay_c)
{
fprintf( stderr,
"Problem detecting flash (code = %d, '%s').\n",
(int) Error,
FlashErrorDescriptionEnglish[Error] );
exit( EXIT_FAILURE );
}
if (Info == NULL)
{
printf( "Model not described.\n" );
}
else
{
printf( "Model: %s\n", Info->Model );
printf( "Flash size is %lu.\n", Info->Size );
}
}
static
void
Erase( int ArgC, char *ArgV[] )
{
FlashError_t Error;
if (ArgC != 6)
Usage( ArgV[0] );
if ((Error = BDMFlashErase()) != FlashErrorOkay_c)
{
fprintf( stderr,
"Problem erasing flash (code = %d, '%s').\n",
(int) Error,
FlashErrorDescriptionEnglish[Error] );
exit( EXIT_FAILURE );
}
}
static
void
SectorErase( int ArgC, char *ArgV[] )
{
unsigned long Offset;
FlashError_t Error;
if (ArgC != 7)
Usage( ArgV[0] );
Offset = strtoul( ArgV[6], NULL, 0 );
if ((Error = BDMFlashEraseSector( Offset )) != FlashErrorOkay_c)
{
fprintf( stderr,
"Problem erasing flash sector at 0x%08lx; error code = %d, '%s'.\n",
Offset,
(int) Error,
FlashErrorDescriptionEnglish[Error] );
exit( EXIT_FAILURE );
}
}
static
void
BlockErase( int ArgC, char *ArgV[] )
{
unsigned long Offset;
FlashError_t Error;
if (ArgC != 7)
Usage( ArgV[0] );
Offset = strtoul( ArgV[6], NULL, 0 );
if ((Error = BDMFlashEraseBlock( Offset )) != FlashErrorOkay_c)
{
fprintf( stderr,
"Problem erasing flash block at 0x%08lx; error code = %d, '%s'.\n",
Offset,
(int) Error,
FlashErrorDescriptionEnglish[Error] );
exit( EXIT_FAILURE );
}
}
static
void
Write( int ArgC, char *ArgV[] )
{
FILE *InFile;
char Buffer[1024];
unsigned long Offset;
if (ArgC != 8)
Usage( ArgV[0] );
InFile = fopen( ArgV[6], "r" );
if (InFile == NULL)
{
fprintf( stderr, "Can't open %s\n", ArgV[6] );
exit( EXIT_FAILURE );
}
Offset = strtoul( ArgV[7], NULL, 0 );
for (;;)
{
FlashError_t Error;
size_t NumRead;
NumRead = fread( Buffer, 1, sizeof (Buffer), InFile );
if (NumRead == 0)
break;
Error = BDMFlashWrite( Offset, (unsigned char*) Buffer, NumRead );
if (Error != FlashErrorOkay_c)
{
fprintf( stderr,
"Problem writing flash.\n"
"While at offset 0x%08x attempting to write %lu bytes, error code %d, '%s'.\n",
(unsigned int) Offset,
(unsigned long) NumRead,
(int) Error,
FlashErrorDescriptionEnglish[Error] );
exit( EXIT_FAILURE );
}
Offset += NumRead;
}
}
static
void
Read( int BDMHandle, int ArgC, char *ArgV[] )
{
FILE *OutFile;
unsigned long Len;
unsigned long ByteI;
unsigned long Offset;
if (ArgC != 9)
Usage( ArgV[0] );
Offset = strtoul( ArgV[7], NULL, 0 );
Len = strtoul( ArgV[8], NULL, 0 );
OutFile = fopen( ArgV[6], "w" );
if (OutFile == NULL)
{
fprintf( stderr, "Can't open %s\n", ArgV[6] );
exit( EXIT_FAILURE );
}
for (ByteI = 0; ByteI < Len; ByteI++)
{
int Byte;
Byte = BDMTargetByteRead( BDMHandle, Offset+ByteI );
if (Byte < 0)
{
fprintf( stderr,
"Failed reading byte at offset %lu, code = %d\n",
Offset+ByteI,
Byte );
exit( EXIT_FAILURE );
}
fputc( Byte, OutFile );
}
}
int
main( int ArgC, char *ArgV[] )
{
int BDMHandle;
unsigned int Base;
unsigned int Chips;
unsigned int Bytes;
char *Operation;
FlashError_t Error;
if (ArgC < 6)
Usage( ArgV[0] );
if((BDMHandle = bdm_init(ArgV[1]))<0)
{
fprintf( stderr,
"Problem opening bdm device %s, error code %d.\n", ArgV[1], BDMHandle );
return (EXIT_FAILURE);
}
Base = (unsigned int) strtoul( ArgV[2], NULL, 0 );
Chips = (unsigned int) strtoul( ArgV[3], NULL, 0 );
Bytes = (unsigned int) strtoul( ArgV[4], NULL, 0 );
Operation = ArgV[5];
Error = BDMFlashConfigSet( BDMHandle, Base, Chips, Bytes );
if (Error != FlashErrorOkay_c)
{
fprintf( stderr,
"Problem configuring flash; error code = %d '%s'.\n",
(int) Error,
FlashErrorDescriptionEnglish[Error] );
}
if (strcasecmp( Operation, "erase" ) == 0)
{
Erase( ArgC, ArgV );
}
else if (strcasecmp( Operation, "SectorErase" ) == 0)
{
SectorErase( ArgC, ArgV );
}
else if (strcasecmp( Operation, "BlockErase" ) == 0)
{
BlockErase( ArgC, ArgV );
}
else if (strcasecmp( Operation, "write" ) == 0)
{
Write( ArgC, ArgV );
}
else if (strcasecmp( Operation, "read" ) == 0)
{
Read( BDMHandle, ArgC, ArgV );
}
else if (strcasecmp( Operation, "probe" ) == 0)
{
Probe( ArgC, ArgV );
}
else if (strcasecmp( Operation, "detect" ) == 0)
{
Detect( ArgC, ArgV );
}
else
Usage( ArgV[0] );
bdm_release( BDMHandle );
return (EXIT_SUCCESS);
}
/*EOF*/