Rework c200wipe to use proper partitioning and formatting code, which makes the code size-independent.

Also support the e200 with this code. Apparently it's also possible to get the e200 in a state where .fmt files don't help.


git-svn-id: svn://svn.rockbox.org/rockbox/trunk@30413 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Frank Gevaerts 2011-09-02 21:34:28 +00:00
parent e9eb5b31ad
commit 2b9e944021
7 changed files with 763 additions and 525 deletions

View file

@ -18,10 +18,9 @@ show_logo.c
defined(SAMSUNG_YH925) || defined(SANSA_VIEW)
#ifdef E200R_INSTALLER
main-e200r-installer.c
#elif defined(C240_ERASE)
main-c240wipe.c
#elif defined(C250_ERASE)
main-c250wipe.c
#elif defined(SANSA_PP_ERASE)
main-ppsansawipe.c
fat32format.c
#else
show_logo.c
main-pp.c

504
bootloader/fat32format.c Normal file
View file

@ -0,0 +1,504 @@
/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id: fat32format.c 30351 2011-08-25 19:58:47Z thomasjfox $
*
*
* FAT32 formatting functions. Based on:
*
* Fat32 formatter version 1.03
* (c) Tom Thornhill 2005
* This software is covered by the GPL.
* By using this tool, you agree to absolve Ridgecrop of an liabilities for
* lost data.
* Please backup any data you value before using this tool.
*
*
* Modified June 2007 by Dave Chapman for use in ipodpatcher
* Modified September 2011 by Frank Gevaerts for use in sansa eraser
*
*
* 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
* of the License, or (at your option) any later version.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#include <stdio.h>
#include <stdlib.h>
#include "common.h"
#include "cpu.h"
#include "file.h"
#include "system.h"
#include "kernel.h"
#include "lcd.h"
#include "font.h"
#include "storage.h"
#include "button.h"
#include "disk.h"
#include "crc32-mi4.h"
#include <string.h>
#include "i2c.h"
#include "backlight-target.h"
#include "power.h"
#define SECTOR_SIZE 512
/* The following functions are not the most efficient, but are
self-contained and don't require needing to know endianness of CPU
at compile-time.
Note that htole16/htole32 exist on some platforms, so for
simplicity we use different names.
*/
static uint16_t rb_htole16(uint16_t x)
{
uint16_t test = 0x1234;
unsigned char* p = (unsigned char*)&test;
if (p[0]==0x12) {
/* Big-endian */
return swap16(x);
} else {
return x;
}
}
static uint32_t rb_htole32(uint32_t x)
{
uint32_t test = 0x12345678;
unsigned char* p = (unsigned char*)&test;
if (p[0]==0x12) {
/* Big-endian */
return swap32(x);
} else {
return x;
}
}
/* A large aligned buffer for disk I/O */
unsigned char sectorbuf[128*SECTOR_SIZE];
/* TODO: Pass these as parameters to the various create_ functions */
/* can be zero for default or 1,2,4,8,16,32 or 64 */
static int sectors_per_cluster = 0;
/* Recommended values */
static uint32_t ReservedSectCount = 32;
static uint32_t NumFATs = 2;
static uint32_t BackupBootSect = 6;
static uint32_t VolumeId=0; /* calculated before format */
/* Calculated later */
static uint32_t FatSize=0;
static uint32_t BytesPerSect=0;
static uint32_t SectorsPerCluster=0;
static uint32_t TotalSectors=0;
static uint32_t SystemAreaSize=0;
static uint32_t UserAreaSize=0;
static uint8_t VolId[12] = "NO NAME ";
struct FAT_BOOTSECTOR32
{
/* Common fields. */
uint8_t sJmpBoot[3];
char sOEMName[8];
uint16_t wBytsPerSec;
uint8_t bSecPerClus;
uint16_t wRsvdSecCnt;
uint8_t bNumFATs;
uint16_t wRootEntCnt;
uint16_t wTotSec16; /* if zero, use dTotSec32 instead */
uint8_t bMedia;
uint16_t wFATSz16;
uint16_t wSecPerTrk;
uint16_t wNumHeads;
uint32_t dHiddSec;
uint32_t dTotSec32;
/* Fat 32/16 only */
uint32_t dFATSz32;
uint16_t wExtFlags;
uint16_t wFSVer;
uint32_t dRootClus;
uint16_t wFSInfo;
uint16_t wBkBootSec;
uint8_t Reserved[12];
uint8_t bDrvNum;
uint8_t Reserved1;
uint8_t bBootSig; /* == 0x29 if next three fields are ok */
uint32_t dBS_VolID;
uint8_t sVolLab[11];
uint8_t sBS_FilSysType[8];
} __attribute__((packed));
struct FAT_FSINFO {
uint32_t dLeadSig; // 0x41615252
uint8_t sReserved1[480]; // zeros
uint32_t dStrucSig; // 0x61417272
uint32_t dFree_Count; // 0xFFFFFFFF
uint32_t dNxt_Free; // 0xFFFFFFFF
uint8_t sReserved2[12]; // zeros
uint32_t dTrailSig; // 0xAA550000
} __attribute__((packed));
/* Write "count" zero sectors, starting at sector "sector" */
static int zero_sectors(uint32_t sector, int count)
{
int n;
memset(sectorbuf, 0, 128 * SECTOR_SIZE);
/* Write 128 sectors at a time */
while (count) {
if (count >= 128)
n = 128;
else
n = count;
if (storage_write_sectors(sector,n,sectorbuf) < 0) {
printf("[ERR] Write failed in zero_sectors\n");
return -1;
}
sector += n;
count -= n;
}
return 0;
}
/*
28.2 CALCULATING THE VOLUME SERIAL NUMBER
For example, say a disk was formatted on 26 Dec 95 at 9:55 PM and 41.94
seconds. DOS takes the date and time just before it writes it to the
disk.
Low order word is calculated: Volume Serial Number is:
Month & Day 12/26 0c1ah
Sec & Hundrenths 41:94 295eh 3578:1d02
-----
3578h
High order word is calculated:
Hours & Minutes 21:55 1537h
Year 1995 07cbh
-----
1d02h
*/
static uint32_t get_volume_id ( void )
{
/* TODO */
#if 0
SYSTEMTIME s;
uint32_t d;
uint16_t lo,hi,tmp;
GetLocalTime( &s );
lo = s.wDay + ( s.wMonth << 8 );
tmp = (s.wMilliseconds/10) + (s.wSecond << 8 );
lo += tmp;
hi = s.wMinute + ( s.wHour << 8 );
hi += s.wYear;
d = lo + (hi << 16);
return(d);
#endif
return(0);
}
/*
This is the Microsoft calculation from FATGEN
uint32_t RootDirSectors = 0;
uint32_t TmpVal1, TmpVal2, FATSz;
TmpVal1 = DskSize - ( ReservedSecCnt + RootDirSectors);
TmpVal2 = (256 * SecPerClus) + NumFATs;
TmpVal2 = TmpVal2 / 2;
FATSz = (TmpVal1 + (TmpVal2 - 1)) / TmpVal2;
return( FatSz );
*/
static uint32_t get_fat_size_sectors(uint32_t DskSize, uint32_t ReservedSecCnt,
uint32_t SecPerClus, uint32_t NumFATs,
uint32_t BytesPerSect)
{
uint32_t Numerator, Denominator;
uint32_t FatElementSize = 4;
uint32_t FatSz;
/* This is based on
http://hjem.get2net.dk/rune_moeller_barnkob/filesystems/fat.html
I've made the obvious changes for FAT32
*/
Numerator = FatElementSize * ( DskSize - ReservedSecCnt );
Denominator = ( SecPerClus * BytesPerSect ) + ( FatElementSize * NumFATs );
FatSz = Numerator / Denominator;
/* round up */
FatSz += 1;
return((uint32_t)FatSz);
}
static uint8_t get_spc(uint32_t ClusterSizeKB, uint32_t BytesPerSect)
{
uint32_t spc = ( ClusterSizeKB * 1024 ) / BytesPerSect;
return( (uint8_t) spc );
}
static uint8_t get_sectors_per_cluster(uint32_t DiskSizeSectors,
uint32_t BytesPerSect)
{
uint8_t ret = 0x01; /* 1 sector per cluster */
int32_t DiskSizeMB = DiskSizeSectors / ( 1024*1024 / SECTOR_SIZE);
/* 512 MB to 8,191 MB 4 KB */
if ( DiskSizeMB > 512 )
ret = get_spc( 4, BytesPerSect ); /* ret = 0x8; */
/* 8,192 MB to 16,383 MB 8 KB */
if ( DiskSizeMB > 8192 )
ret = get_spc( 8, BytesPerSect ); /* ret = 0x10; */
/* 16,384 MB to 32,767 MB 16 KB */
if ( DiskSizeMB > 16384 )
ret = get_spc( 16, BytesPerSect ); /* ret = 0x20; */
/* Larger than 32,768 MB 32 KB */
if ( DiskSizeMB > 32768 )
ret = get_spc( 32, BytesPerSect ); /* ret = 0x40; */
return( ret );
}
static void create_boot_sector(unsigned char* buf)
{
struct FAT_BOOTSECTOR32* pFAT32BootSect = (struct FAT_BOOTSECTOR32*)buf;
/* fill out the boot sector and fs info */
pFAT32BootSect->sJmpBoot[0]=0xEB;
pFAT32BootSect->sJmpBoot[1]=0x5A;
pFAT32BootSect->sJmpBoot[2]=0x90;
memcpy(pFAT32BootSect->sOEMName, "MSWIN4.1", 8 );
pFAT32BootSect->wBytsPerSec = rb_htole16(BytesPerSect);
pFAT32BootSect->bSecPerClus = SectorsPerCluster ;
pFAT32BootSect->wRsvdSecCnt = rb_htole16(ReservedSectCount);
pFAT32BootSect->bNumFATs = NumFATs;
pFAT32BootSect->wRootEntCnt = rb_htole16(0);
pFAT32BootSect->wTotSec16 = rb_htole16(0);
pFAT32BootSect->bMedia = 0xF8;
pFAT32BootSect->wFATSz16 = rb_htole16(0);
pFAT32BootSect->wSecPerTrk = 63;
pFAT32BootSect->wNumHeads = 255;
pFAT32BootSect->dHiddSec = 0;
pFAT32BootSect->dTotSec32 = rb_htole32(TotalSectors);
pFAT32BootSect->dFATSz32 = rb_htole32(FatSize);
pFAT32BootSect->wExtFlags = rb_htole16(0);
pFAT32BootSect->wFSVer = rb_htole16(0);
pFAT32BootSect->dRootClus = rb_htole32(2);
pFAT32BootSect->wFSInfo = rb_htole16(1);
pFAT32BootSect->wBkBootSec = rb_htole16(BackupBootSect);
pFAT32BootSect->bDrvNum = 0x80;
pFAT32BootSect->Reserved1 = 0;
pFAT32BootSect->bBootSig = 0x29;
pFAT32BootSect->dBS_VolID = rb_htole32(VolumeId);
memcpy(pFAT32BootSect->sVolLab, VolId, 11);
memcpy(pFAT32BootSect->sBS_FilSysType, "FAT32 ", 8 );
buf[510] = 0x55;
buf[511] = 0xaa;
}
static void create_fsinfo(unsigned char* buf)
{
struct FAT_FSINFO* pFAT32FsInfo = (struct FAT_FSINFO*)buf;
/* FSInfo sect */
pFAT32FsInfo->dLeadSig = rb_htole32(0x41615252);
pFAT32FsInfo->dStrucSig = rb_htole32(0x61417272);
pFAT32FsInfo->dFree_Count = rb_htole32((uint32_t) -1);
pFAT32FsInfo->dNxt_Free = rb_htole32((uint32_t) -1);
pFAT32FsInfo->dTrailSig = rb_htole32(0xaa550000);
pFAT32FsInfo->dFree_Count = rb_htole32((UserAreaSize/SectorsPerCluster)-1);
/* clusters 0-1 reserved, we used cluster 2 for the root dir */
pFAT32FsInfo->dNxt_Free = rb_htole32(3);
}
static void create_firstfatsector(unsigned char* buf)
{
uint32_t* p = (uint32_t*)buf; /* We know the buffer is aligned */
/* First FAT Sector */
p[0] = rb_htole32(0x0ffffff8); /* Reserved cluster 1 media id in low byte */
p[1] = rb_htole32(0x0fffffff); /* Reserved cluster 2 EOC */
p[2] = rb_htole32(0x0fffffff); /* end of cluster chain for root dir */
}
int format_partition(int start, int size)
{
uint32_t i;
uint32_t qTotalSectors=0;
uint32_t FatNeeded;
VolumeId = get_volume_id( );
/* Only support hard disks at the moment */
if ( SECTOR_SIZE != 512 )
{
printf("[ERR] Only disks with 512 bytes per sector are supported.\n");
return -1;
}
BytesPerSect = SECTOR_SIZE;
/* Checks on Disk Size */
qTotalSectors = size;
/* low end limit - 65536 sectors */
if ( qTotalSectors < 65536 )
{
/* I suspect that most FAT32 implementations would mount this
volume just fine, but the spec says that we shouldn't do
this, so we won't */
printf("[ERR] This drive is too small for FAT32 - there must be at least 64K clusters\n" );
return -1;
}
if ( qTotalSectors >= 0xffffffff )
{
/* This is a more fundamental limitation on FAT32 - the total
sector count in the root dir is 32bit. With a bit of
creativity, FAT32 could be extended to handle at least 2^28
clusters There would need to be an extra field in the
FSInfo sector, and the old sector count could be set to
0xffffffff. This is non standard though, the Windows FAT
driver FASTFAT.SYS won't understand this. Perhaps a future
version of FAT32 and FASTFAT will handle this. */
printf("[ERR] This drive is too big for FAT32 - max 2TB supported\n");
}
if ( sectors_per_cluster ) {
SectorsPerCluster = sectors_per_cluster;
} else {
SectorsPerCluster = get_sectors_per_cluster(size,
BytesPerSect );
}
TotalSectors = (uint32_t) qTotalSectors;
FatSize = get_fat_size_sectors(TotalSectors, ReservedSectCount,
SectorsPerCluster, NumFATs, BytesPerSect );
UserAreaSize = TotalSectors - ReservedSectCount - (NumFATs*FatSize);
/* First zero out ReservedSect + FatSize * NumFats + SectorsPerCluster */
SystemAreaSize = (ReservedSectCount+(NumFATs*FatSize) + SectorsPerCluster);
/* Work out the Cluster count */
FatNeeded = UserAreaSize/SectorsPerCluster;
/* check for a cluster count of >2^28, since the upper 4 bits of
the cluster values in the FAT are reserved. */
if (FatNeeded > 0x0FFFFFFF) {
printf("[ERR] This drive has more than 2^28 clusters, try to specify a larger cluster size\n" );
return -1;
}
/* Sanity check, make sure the fat is big enough.
Convert the cluster count into a Fat sector count, and check
the fat size value we calculated earlier is OK. */
FatNeeded *=4;
FatNeeded += (BytesPerSect-1);
FatNeeded /= BytesPerSect;
if ( FatNeeded > FatSize ) {
printf("[ERR] Drive too big to format\n");
return -1;
}
/*
Write boot sector, fats
Sector 0 Boot Sector
Sector 1 FSInfo
Sector 2 More boot code - we write zeros here
Sector 3 unused
Sector 4 unused
Sector 5 unused
Sector 6 Backup boot sector
Sector 7 Backup FSInfo sector
Sector 8 Backup 'more boot code'
zero'd sectors upto ReservedSectCount
FAT1 ReservedSectCount to ReservedSectCount + FatSize
...
FATn ReservedSectCount to ReservedSectCount + FatSize
RootDir - allocated to cluster2
*/
printf("[INFO] Formatting partition:...");
/* Once zero_sectors has run, any data on the drive is basically lost... */
printf("[INFO] Clearing out %d sectors for Reserved sectors, fats and root cluster...\n", SystemAreaSize );
zero_sectors(start, SystemAreaSize);
printf("[INFO] Initialising reserved sectors and FATs...\n" );
/* Create the boot sector structure */
create_boot_sector(sectorbuf);
create_fsinfo(sectorbuf + 512);
if (storage_write_sectors(start,2,sectorbuf)) {
printf("[ERR] Write failed (first copy of bootsect/fsinfo)\n");
return -1;
}
if (storage_write_sectors(start + BackupBootSect,2,sectorbuf)) {
printf("[ERR] Write failed (first copy of bootsect/fsinfo)\n");
return -1;
}
/* Create the first FAT sector */
create_firstfatsector(sectorbuf);
/* Write the first fat sector in the right places */
for ( i=0; i<NumFATs; i++ ) {
int SectorStart = ReservedSectCount + (i * FatSize );
if (storage_write_sectors(start + SectorStart,1,sectorbuf)) {
printf("[ERR] Write failed (first copy of bootsect/fsinfo)\n");
return -1;
}
}
printf("[INFO] Format successful\n");
return 0;
}

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@ -1,220 +0,0 @@
/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id: main-e200r-installer.c 15599 2007-11-12 18:49:53Z amiconn $
*
* Copyright (C) 2006 by Barry Wardell
*
* Based on Rockbox iriver bootloader by Linus Nielsen Feltzing
* and the ipodlinux bootloader by Daniel Palffy and Bernard Leach
*
* All files in this archive are subject to the GNU General Public License.
* See the file COPYING in the source tree root for full license agreement.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#include <stdio.h>
#include <stdlib.h>
#include "common.h"
#include "cpu.h"
#include "file.h"
#include "system.h"
#include "kernel.h"
#include "lcd.h"
#include "font.h"
#include "storage.h"
#include "button.h"
#include "disk.h"
#include "crc32-mi4.h"
#include <string.h>
#include "i2c.h"
#include "backlight-target.h"
#include "power.h"
unsigned char mbr[] = {
0x33, 0xc0, 0x8e, 0xd0, 0xbc, 0x00, 0x7c, 0xfb, 0x50, 0x07, 0x50, 0x1f, 0xfc, 0xbe, 0x1b, 0x7c,
0xbf, 0x1b, 0x06, 0x50, 0x57, 0xb9, 0xe5, 0x01, 0xf3, 0xa4, 0xcb, 0xbe, 0xbe, 0x07, 0xb1, 0x04,
0x38, 0x2c, 0x7c, 0x09, 0x75, 0x15, 0x83, 0xc6, 0x10, 0xe2, 0xf5, 0xcd, 0x18, 0x8b, 0x14, 0x8b,
0xee, 0x83, 0xc6, 0x10, 0x49, 0x74, 0x16, 0x38, 0x2c, 0x74, 0xf6, 0xbe, 0x10, 0x07, 0x4e, 0xac,
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80, 0x10,
0x10, 0x00, 0x06, 0x59, 0x1f, 0x7a, 0xff, 0x03, 0x00, 0x00, 0x01, 0xfa, 0x1d, 0x00, 0x00, 0x59,
0x20, 0x7a, 0x84, 0xe5, 0x29, 0x7c, 0x00, 0xfe, 0x1d, 0x00, 0x00, 0xa0, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x55, 0xaa
};
unsigned char fat[]={
0xeb,0x3c,0x90,0x6d,0x6b,0x64,0x6f,0x73,0x66,0x73,0x00,0x00,0x02,0x20,0x01,0x00,
0x02,0x00,0x02,0x00,0x00,0xf8,0xf0,0x00,0x20,0x00,0x40,0x00,0x00,0x00,0x00,0x00,
0x00,0xfa,0x1d,0x00,0x00,0x00,0x29,0x3d,0xa7,0x07,0x48,0x20,0x20,0x20,0x20,0x20,
0x20,0x20,0x20,0x20,0x20,0x20,0x46,0x41,0x54,0x31,0x36,0x20,0x20,0x20,0x0e,0x1f,
0xbe,0x5b,0x7c,0xac,0x22,0xc0,0x74,0x0b,0x56,0xb4,0x0e,0xbb,0x07,0x00,0xcd,0x10,
0x5e,0xeb,0xf0,0x32,0xe4,0xcd,0x16,0xcd,0x19,0xeb,0xfe,0x54,0x68,0x69,0x73,0x20,
0x69,0x73,0x20,0x6e,0x6f,0x74,0x20,0x61,0x20,0x62,0x6f,0x6f,0x74,0x61,0x62,0x6c,
0x65,0x20,0x64,0x69,0x73,0x6b,0x2e,0x20,0x20,0x50,0x6c,0x65,0x61,0x73,0x65,0x20,
0x69,0x6e,0x73,0x65,0x72,0x74,0x20,0x61,0x20,0x62,0x6f,0x6f,0x74,0x61,0x62,0x6c,
0x65,0x20,0x66,0x6c,0x6f,0x70,0x70,0x79,0x20,0x61,0x6e,0x64,0x0d,0x0a,0x70,0x72,
0x65,0x73,0x73,0x20,0x61,0x6e,0x79,0x20,0x6b,0x65,0x79,0x20,0x74,0x6f,0x20,0x74,
0x72,0x79,0x20,0x61,0x67,0x61,0x69,0x6e,0x20,0x2e,0x2e,0x2e,0x20,0x0d,0x0a,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x55,0xaa,
};
unsigned char backupfat[] = {
0xf8, 0xff, 0xff, 0xff, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
};
#define NUM_E200_CRCS ((int)((sizeof(e200_crcs) / sizeof(uint32_t))))
#define REG_USBCMD (*(volatile unsigned int *)(USB_BASE+0x140))
#define REG_USBSTS (*(volatile unsigned int *)(USB_BASE+0x144))
#define REG_CONFIGFLAG (*(volatile unsigned int *)(USB_BASE+0x180))
#define REG_PORTSC1 (*(volatile unsigned int *)(USB_BASE+0x184))
#define REG_OTGSC (*(volatile unsigned int *)(USB_BASE+0x1a4))
#define REG_USBMODE (*(volatile unsigned int *)(USB_BASE+0x1a8))
unsigned char zero[1024*16];
void* main(void)
{
int i;
int btn;
chksum_crc32gentab ();
system_init();
kernel_init();
lcd_init();
font_init();
button_init();
i2c_init();
_backlight_on();
lcd_set_foreground(LCD_WHITE);
lcd_set_background(LCD_BLACK);
lcd_clear_display();
btn = button_read_device();
verbose = true;
lcd_setfont(FONT_SYSFIXED);
printf("Rockbox c240 initializer");
printf("");
i=storage_init();
disk_init(IF_MV(0));
memset(zero,0,16*1024);
printf("Zeroing flash");
for(i=0;i<250816;i++)
{
storage_write_sectors(i*32,32,zero);
if(i%64 == 0)
{
printf("%d kB left",(250816-i)/2);
}
}
printf("Writing MBR");
storage_write_sectors(0,1,mbr);
printf("Writing FAT bootsector");
storage_write_sectors(1023,1,fat);
printf("Writing more FAT");
storage_write_sectors(1024,1,backupfat);
printf("Writing more FAT");
storage_write_sectors(1264,1,backupfat);
if (button_hold())
printf("Release Hold and");
printf("Press any key to shutdown");
while(button_read_device() == BUTTON_NONE);
power_off();
return NULL;
}

View file

@ -1,287 +0,0 @@
/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id: main-e200r-installer.c 15599 2007-11-12 18:49:53Z amiconn $
*
* Copyright (C) 2006 by Barry Wardell
*
* Based on Rockbox iriver bootloader by Linus Nielsen Feltzing
* and the ipodlinux bootloader by Daniel Palffy and Bernard Leach
*
* All files in this archive are subject to the GNU General Public License.
* See the file COPYING in the source tree root for full license agreement.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#include <stdio.h>
#include <stdlib.h>
#include "common.h"
#include "cpu.h"
#include "file.h"
#include "system.h"
#include "kernel.h"
#include "lcd.h"
#include "font.h"
#include "storage.h"
#include "button.h"
#include "disk.h"
#include "crc32-mi4.h"
#include <string.h>
#include "i2c.h"
#include "backlight-target.h"
#include "power.h"
unsigned char mbr[] = {
0x33, 0xc0, 0x8e, 0xd0, 0xbc, 0x00, 0x7c, 0xfb, 0x50, 0x07, 0x50, 0x1f, 0xfc, 0xbe, 0x1b, 0x7c,
0xbf, 0x1b, 0x06, 0x50, 0x57, 0xb9, 0xe5, 0x01, 0xf3, 0xa4, 0xcb, 0xbe, 0xbe, 0x07, 0xb1, 0x04,
0x38, 0x2c, 0x7c, 0x09, 0x75, 0x15, 0x83, 0xc6, 0x10, 0xe2, 0xf5, 0xcd, 0x18, 0x8b, 0x14, 0x8b,
0xee, 0x83, 0xc6, 0x10, 0x49, 0x74, 0x16, 0x38, 0x2c, 0x74, 0xf6, 0xbe, 0x10, 0x07, 0x4e, 0xac,
0x3c, 0x00, 0x74, 0xfa, 0xbb, 0x07, 0x00, 0xb4, 0x0e, 0xcd, 0x10, 0xeb, 0xf2, 0x89, 0x46, 0x25,
0x96, 0x8a, 0x46, 0x04, 0xb4, 0x06, 0x3c, 0x0e, 0x74, 0x11, 0xb4, 0x0b, 0x3c, 0x0c, 0x74, 0x05,
0x3a, 0xc4, 0x75, 0x2b, 0x40, 0xc6, 0x46, 0x25, 0x06, 0x75, 0x24, 0xbb, 0xaa, 0x55, 0x50, 0xb4,
0x41, 0xcd, 0x13, 0x58, 0x72, 0x16, 0x81, 0xfb, 0x55, 0xaa, 0x75, 0x10, 0xf6, 0xc1, 0x01, 0x74,
0x0b, 0x8a, 0xe0, 0x88, 0x56, 0x24, 0xc7, 0x06, 0xa1, 0x06, 0xeb, 0x1e, 0x88, 0x66, 0x04, 0xbf,
0x0a, 0x00, 0xb8, 0x01, 0x02, 0x8b, 0xdc, 0x33, 0xc9, 0x83, 0xff, 0x05, 0x7f, 0x03, 0x8b, 0x4e,
0x25, 0x03, 0x4e, 0x02, 0xcd, 0x13, 0x72, 0x29, 0xbe, 0x75, 0x07, 0x81, 0x3e, 0xfe, 0x7d, 0x55,
0xaa, 0x74, 0x5a, 0x83, 0xef, 0x05, 0x7f, 0xda, 0x85, 0xf6, 0x75, 0x83, 0xbe, 0x3f, 0x07, 0xeb,
0x8a, 0x98, 0x91, 0x52, 0x99, 0x03, 0x46, 0x08, 0x13, 0x56, 0x0a, 0xe8, 0x12, 0x00, 0x5a, 0xeb,
0xd5, 0x4f, 0x74, 0xe4, 0x33, 0xc0, 0xcd, 0x13, 0xeb, 0xb8, 0x00, 0x00, 0x80, 0x32, 0x22, 0x16,
0x56, 0x33, 0xf6, 0x56, 0x56, 0x52, 0x50, 0x06, 0x53, 0x51, 0xbe, 0x10, 0x00, 0x56, 0x8b, 0xf4,
0x50, 0x52, 0xb8, 0x00, 0x42, 0x8a, 0x56, 0x24, 0xcd, 0x13, 0x5a, 0x58, 0x8d, 0x64, 0x10, 0x72,
0x0a, 0x40, 0x75, 0x01, 0x42, 0x80, 0xc7, 0x02, 0xe2, 0xf7, 0xf8, 0x5e, 0xc3, 0xeb, 0x74, 0x49,
0x6e, 0x76, 0x61, 0x6c, 0x69, 0x64, 0x20, 0x70, 0x61, 0x72, 0x74, 0x69, 0x74, 0x69, 0x6f, 0x6e,
0x20, 0x74, 0x61, 0x62, 0x6c, 0x65, 0x2e, 0x20, 0x53, 0x65, 0x74, 0x75, 0x70, 0x20, 0x63, 0x61,
0x6e, 0x6e, 0x6f, 0x74, 0x20, 0x63, 0x6f, 0x6e, 0x74, 0x69, 0x6e, 0x75, 0x65, 0x2e, 0x00, 0x45,
0x72, 0x72, 0x6f, 0x72, 0x20, 0x6c, 0x6f, 0x61, 0x64, 0x69, 0x6e, 0x67, 0x20, 0x6f, 0x70, 0x65,
0x72, 0x61, 0x74, 0x69, 0x6e, 0x67, 0x20, 0x73, 0x79, 0x73, 0x74, 0x65, 0x6d, 0x2e, 0x20, 0x53,
0x65, 0x74, 0x75, 0x70, 0x20, 0x63, 0x61, 0x6e, 0x6e, 0x6f, 0x74, 0x20, 0x63, 0x6f, 0x6e, 0x74,
0x69, 0x6e, 0x75, 0x65, 0x2e, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x8b, 0xfc, 0x1e, 0x57, 0x8b, 0xf5, 0xcb, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80, 0x10,
0x0a, 0x00, 0x06, 0x40, 0x09, 0xf7, 0xf9, 0x03, 0x00, 0x00, 0x07, 0x98, 0x3c, 0x00, 0x00, 0x40,
0x0a, 0xf7, 0x84, 0xcc, 0x13, 0xf9, 0x00, 0x9c, 0x3c, 0x00, 0x00, 0xa0, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x55, 0xaa
};
unsigned char bootsector[]={
0xeb,0x58,0x90,0x6d,0x6b,0x64,0x6f,0x73,0x66,0x73,0x00,0x00,0x02,0x08,0x20,0x00,
0x02,0x00,0x00,0x00,0x00,0xf8,0x00,0x00,0x20,0x00,0x40,0x00,0x00,0x00,0x00,0x00,
0x06,0x98,0x3c,0x00,0x1f,0x0f,0x00,0x00,0x00,0x00,0x00,0x00,0x02,0x00,0x00,0x00,
0x01,0x00,0x06,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x29,0xe5,0xbf,0xac,0x47,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,
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};
unsigned char fat[]={
0xeb,0x58,0x90,0x6d,0x6b,0x64,0x6f,0x73,0x66,0x73,0x00,0x00,0x02,0x08,0x20,0x00,
0x02,0x00,0x00,0x00,0x00,0xf8,0x00,0x00,0x20,0x00,0x40,0x00,0x00,0x00,0x00,0x00,
0x06,0x98,0x3c,0x00,0x1f,0x0f,0x00,0x00,0x00,0x00,0x00,0x00,0x02,0x00,0x00,0x00,
0x01,0x00,0x06,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x29,0xe5,0xbf,0xac,0x47,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,
0x20,0x20,0x46,0x41,0x54,0x33,0x32,0x20,0x20,0x20,0x0e,0x1f,0xbe,0x77,0x7c,0xac,
0x22,0xc0,0x74,0x0b,0x56,0xb4,0x0e,0xbb,0x07,0x00,0xcd,0x10,0x5e,0xeb,0xf0,0x32,
0xe4,0xcd,0x16,0xcd,0x19,0xeb,0xfe,0x54,0x68,0x69,0x73,0x20,0x69,0x73,0x20,0x6e,
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0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x55,0xaa
};
unsigned char backupfat[]={
0xf8,0xff,0xff,0x0f,0xff,0xff,0xff,0x0f,0xf8,0xff,0xff,0x0f,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
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0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00
};
#define NUM_E200_CRCS ((int)((sizeof(e200_crcs) / sizeof(uint32_t))))
#define REG_USBCMD (*(volatile unsigned int *)(USB_BASE+0x140))
#define REG_USBSTS (*(volatile unsigned int *)(USB_BASE+0x144))
#define REG_CONFIGFLAG (*(volatile unsigned int *)(USB_BASE+0x180))
#define REG_PORTSC1 (*(volatile unsigned int *)(USB_BASE+0x184))
#define REG_OTGSC (*(volatile unsigned int *)(USB_BASE+0x1a4))
#define REG_USBMODE (*(volatile unsigned int *)(USB_BASE+0x1a8))
unsigned char zero[1024*16];
void* main(void)
{
int i;
int btn;
chksum_crc32gentab ();
system_init();
kernel_init();
lcd_init();
font_init();
button_init();
i2c_init();
_backlight_on();
lcd_set_foreground(LCD_WHITE);
lcd_set_background(LCD_BLACK);
lcd_clear_display();
btn = button_read_device();
verbose = true;
lcd_setfont(FONT_SYSFIXED);
printf("Rockbox c250 initializer");
printf("");
i=storage_init();
disk_init(IF_MV(0));
memset(zero,0,16*1024);
printf("Zeroing flash");
for(i=0;i<250816;i++)
{
storage_write_sectors(i*32,32,zero);
if(i%64 == 0)
{
printf("%d kB left",(250816-i)/2);
}
}
printf("Writing MBR");
storage_write_sectors(0,1,mbr);
printf("Writing FAT bootsector");
storage_write_sectors(1017,2,bootsector);
printf("Writing more FAT");
storage_write_sectors(1023,1,fat);
printf("Writing more FAT");
storage_write_sectors(1049,1,backupfat);
printf("Writing more FAT");
storage_write_sectors(4920,1,backupfat);
if (button_hold())
printf("Release Hold and");
printf("Press any key to shutdown");
while(button_read_device() == BUTTON_NONE);
power_off();
return NULL;
}

View file

@ -0,0 +1,250 @@
/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id: main-e200r-installer.c 15599 2007-11-12 18:49:53Z amiconn $
*
* Copyright (C) 2011 by Frank Gevaerts
*
* All files in this archive are subject to the GNU General Public License.
* See the file COPYING in the source tree root for full license agreement.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#include <stdio.h>
#include <stdlib.h>
#include "common.h"
#include "cpu.h"
#include "file.h"
#include "system.h"
#include "kernel.h"
#include "lcd.h"
#include "font.h"
#include "storage.h"
#include "button.h"
#include "disk.h"
#include "crc32-mi4.h"
#include <string.h>
#include "i2c.h"
#include "backlight-target.h"
#include "power.h"
unsigned char zero[1024*64];
unsigned char nonzero[1024*64];
unsigned char scratch[1024*64];
struct storage_info info;
int format_partition(int start, int size);
#define SPT 63
#define HPC 255
int c(int lba)
{
return lba/(SPT * HPC);
}
int h(int lba)
{
return (lba/SPT)%HPC;
}
int s(int lba)
{
return (lba%SPT) + 1;
}
int write_mbr(int datastart,int datasize, int firmwarestart, int firmwaresize)
{
unsigned char mbr[512];
memset(mbr,0,512);
mbr[446]=0x80; /* flags */
mbr[447]=h(datastart); /* chs1[0] (h) */
mbr[448]=s(datastart); /* chs1[1] (s) */
mbr[449]=c(datastart); /* chs1[2] (c) */
mbr[450]=0x0b; /* type */
mbr[451]=h(datastart+datasize-1); /* chs2[0] (h) */
mbr[452]=s(datastart+datasize-1); /* chs2[1] (s) */
mbr[453]=c(datastart+datasize-1); /* chs2[2] (c) */
mbr[454]=(datastart&0x000000ff); /* lba[0] */
mbr[455]=(datastart&0x0000ff00) >>8; /* lba[1] */
mbr[456]=(datastart&0x00ff0000) >>16; /* lba[2] */
mbr[457]=(datastart&0xff000000) >>24; /* lba[3] */
mbr[458]=(datasize&0x000000ff); /* size[0] */
mbr[459]=(datasize&0x0000ff00) >>8; /* size[1] */
mbr[460]=(datasize&0x00ff0000) >>16; /* size[2] */
mbr[461]=(datasize&0xff000000) >>24; /* size[3] */
mbr[462]=0; /* flags */
mbr[463]=h(firmwarestart); /* chs1[0] (h) */
mbr[464]=s(firmwarestart); /* chs1[1] (s) */
mbr[465]=c(firmwarestart); /* chs1[2] (c) */
mbr[466]=0x84; /* type */
mbr[467]=h(firmwarestart+firmwaresize-1); /* chs2[0] (h) */
mbr[468]=s(firmwarestart+firmwaresize-1); /* chs2[1] (s) */
mbr[469]=c(firmwarestart+firmwaresize-1); /* chs2[2] (c) */
mbr[470]=(firmwarestart&0x000000ffu); /* lba[0] */
mbr[471]=(firmwarestart&0x0000ff00u) >>8; /* lba[1] */
mbr[472]=(firmwarestart&0x00ff0000u) >>16; /* lba[2] */
mbr[473]=(firmwarestart&0xff000000u) >>24; /* lba[3] */
mbr[474]=(firmwaresize&0x000000ffu); /* size[0] */
mbr[475]=(firmwaresize&0x0000ff00u) >>8; /* size[1] */
mbr[476]=(firmwaresize&0x00ff0000u) >>16; /* size[2] */
mbr[477]=(firmwaresize&0xff000000u) >>24; /* size[3] */
mbr[510]=0x55;
mbr[511]=0xaa;
int res = storage_write_sectors(0,1,mbr);
if(res != 0)
{
return -1;
}
return 0;
}
/* Hack. We "steal" line from common.c to reset the line number
* so we can overwrite the previous line for nicer progress info
*/
extern int line;
int wipe(int size, int verify)
{
int i;
int res;
int sectors = sizeof(nonzero)/512;
for(i=0;i<size;i+=sectors)
{
if(verify)
{
res = storage_write_sectors(i,sectors,nonzero);
if(res != 0)
{
printf("write error (1) on sector %d (of %d)!",i,size);
return -1;
}
res = storage_read_sectors(i,sectors,scratch);
if(res != 0)
{
printf("read error (1) on sector %d (of %d)!",i,size);
return -1;
}
res = memcmp(nonzero, scratch, sizeof(nonzero));
if(res != 0)
{
printf("compare error (1) on sector %d (of %d)!",i,size);
return -1;
}
}
res = storage_write_sectors(i,sectors,zero);
if(res != 0)
{
printf("write error (2) on sector %d (of %d)!",i,size);
return -1;
}
if(verify)
{
res = storage_read_sectors(i,sectors,scratch);
if(res != 0)
{
printf("read error (2) on sector %d (of %d)!",i,size);
return -1;
}
res = memcmp(zero, scratch, sizeof(nonzero));
if(res != 0)
{
printf("compare error (2) on sector %d (of %d)!",i,size);
return -1;
}
}
if(i%2048 == 0)
{
printf("%d of %d MB done",i/2048, size/2048);
/* Hack to overwrite the previous line */
line--;
}
}
return 0;
}
void* main(void)
{
int i;
int btn;
chksum_crc32gentab ();
system_init();
kernel_init();
lcd_init();
font_init();
button_init();
i2c_init();
_backlight_on();
lcd_set_foreground(LCD_WHITE);
lcd_set_background(LCD_BLACK);
lcd_clear_display();
btn = button_read_device();
verbose = true;
lcd_setfont(FONT_SYSFIXED);
printf("Sansa initialiser");
printf("");
i=storage_init();
disk_init(IF_MD(0));
storage_get_info(0,&info);
int size = info.num_sectors;
memset(zero,0,sizeof(zero));
memset(nonzero,0xff,sizeof(nonzero));
printf("Zeroing flash");
int res;
res = wipe(size, 0);
if(res != 0)
{
printf("error wiping flash");
}
int firmwaresize = 0xa000;
int firmwarestart = size - firmwaresize;
int datastart = 600;
int datasize = firmwarestart - datastart;
res = write_mbr(datastart,datasize,firmwarestart,firmwaresize);
if(res != 0)
{
printf("error writing mbr");
}
res = format_partition(datastart, datasize);
if(res != 0)
{
printf("error formatting");
}
printf("Wipe done.");
if (button_hold())
printf("Release Hold and");
printf("press any key to");
printf("shutdown.");
printf("Remember to use");
printf("manufacturing");
printf("mode to recover");
printf("further");
while(button_read_device() == BUTTON_NONE);
power_off();
return NULL;
}

View file

@ -33,7 +33,7 @@ MEMORY
SECTIONS
{
#ifdef C200_ERASE
#ifdef SANSA_PP_ERASE
. = IRAMORIG+0x4000;
#else
. = IRAMORIG;

18
tools/configure vendored
View file

@ -3232,6 +3232,9 @@ case $modelname in
sansac200)
gdbstub=", (E)raser"
;;
sansae200)
gdbstub=", (E)raser"
;;
*)
;;
esac
@ -3253,20 +3256,9 @@ fi
[Ee])
appsdir='$(ROOTDIR)/bootloader'
apps="bootloader"
echo "C2(4)0 or C2(5)0"
variant=`input`
case $variant in
4)
extradefines="$extradefines -DBOOTLOADER -DC200_ERASE -DC240_ERASE -ffunction-sections -fdata-sections"
echo "c240 eraser build selected"
;;
5)
extradefines="$extradefines -DBOOTLOADER -DC200_ERASE -DC250_ERASE -ffunction-sections -fdata-sections"
echo "c240 eraser build selected"
;;
esac
extradefines="$extradefines -DBOOTLOADER -DSANSA_PP_ERASE -ffunction-sections -fdata-sections"
bootloader="1"
echo "c200 eraser build selected"
echo "sansa eraser build selected"
;;
[Bb])
if test $t_manufacturer = "archos"; then