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* Patches by Denis Peter, 9 Sep 2003:

Browse Source 
add FAT support for IDE, SCSI and USB

* Patches by Gleb Natapov, 2 Sep 2003:
  - cleanup of POST code for unsupported architectures
  - MPC824x locks way0 of data cache for use as initial RAM;
    this patch unlocks it after relocation to RAM and invalidates
    the locked entries.

* Patch by Gleb Natapov, 30 Aug 2003:
  new I2C driver for mpc107 bridge. Now works from flash.

* Patch by Dave Ellis, 11 Aug 2003:
  - JFFS2: fix typo in common/cmd_jffs2.c
  - JFFS2: fix CFG_JFFS2_SORT_FRAGMENTS option
  - JFFS2: remove node version 0 warning
  - JFFS2: accept JFFS2 PADDING nodes
  - SXNI855T: add AM29LV800 support
  - SXNI855T: move environment from EEPROM to flash
  - SXNI855T: boot from JFFS2 in NOR or NAND flash

* Patch by Bill Hargen, 11 Aug 2003:
  fixes for I2C on MPC8240
  - fix i2c_write routine
  - fix iprobe command
  - eliminates use of global variables, plus dead code, cleanup.
This commit is contained in:
wdenk
2003-09-10 22:30:53 +00:00
parent 149dded2b1
commit 7205e4075d
47 changed files with 1269 additions and 2474 deletions
Download Patch File Download Diff File Expand all files Collapse all files

21
disk/part_dos.c
View File

@@ -67,6 +67,17 @@ static void print_one_part (dos_partition_t *p, int ext_part_sector, int part_nu
(is_extended (p->sys_ind) ? " Extd" : ""));
}
static int test_block_type(unsigned char *buffer)
{
if((buffer[DOS_PART_MAGIC_OFFSET + 0] != 0x55) ||
(buffer[DOS_PART_MAGIC_OFFSET + 1] != 0xaa) ) {
return (-1);
} /* no DOS Signature at all */
if(strncmp(&buffer[DOS_PBR_FSTYPE_OFFSET],"FAT",3)==0)
return DOS_PBR; /* is PBR */
return DOS_MBR; /* Is MBR */
}
int test_part_dos (block_dev_desc_t *dev_desc)
{
@@ -94,14 +105,18 @@ static void print_partition_extended (block_dev_desc_t *dev_desc, int ext_part_s
dev_desc->dev, ext_part_sector);
return;
}
if (buffer[DOS_PART_MAGIC_OFFSET] != 0x55 ||
buffer[DOS_PART_MAGIC_OFFSET + 1] != 0xaa) {
i=test_block_type(buffer);
if(i==-1) {
printf ("bad MBR sector signature 0x%02x%02x\n",
buffer[DOS_PART_MAGIC_OFFSET],
buffer[DOS_PART_MAGIC_OFFSET + 1]);
return;
}
if(i==DOS_PBR) {
printf (" 1\t\t 0\t%10ld\t%2x\n",
dev_desc->lba, buffer[DOS_PBR_MEDIA_TYPE_OFFSET]);
return;
}
/* Print all primary/logical partitions */
pt = (dos_partition_t *) (buffer + DOS_PART_TBL_OFFSET);
for (i = 0; i < 4; i++, pt++) {

4
disk/part_dos.h
View File

@@ -34,6 +34,10 @@
#endif
#define DOS_PART_TBL_OFFSET 0x1be
#define DOS_PART_MAGIC_OFFSET 0x1fe
#define DOS_PBR_FSTYPE_OFFSET 0x36
#define DOS_PBR_MEDIA_TYPE_OFFSET 0x15
#define DOS_MBR 0
#define DOS_PBR 1
typedef struct dos_partition {
unsigned char boot_ind; /* 0x80 - active */