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Yaboot needs to be able to open partition 0.

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Add some traces.

Signed-off-by: Laurent Vivier <Laurent@lvivier.info>


git-svn-id: svn://coreboot.org/openbios/openbios-devel@265 f158a5a8-5612-0410-a976-696ce0be7e32
This commit is contained in:
Laurent Vivier
2008-11-25 19:54:01 +00:00
committed by Blue Swirl
parent 5340b2fa51
commit 1442f36978
2 changed files with 19 additions and 3 deletions
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2
config/examples/cross-ppc_config.xml
View File

@@ -38,6 +38,8 @@
<!-- Filesystem Configuration -->
<option name="CONFIG_DISK_LABEL" type="boolean" value="true"/>
<option name="CONFIG_PART_SUPPORT" type="boolean" value="true"/>
<option name="CONFIG_MAC_PARTS" type="boolean" value="true"/>
<option name="CONFIG_DEBUG_MAC_PARTS" type="boolean" value="false"/>
<option name="CONFIG_PC_PARTS" type="boolean" value="true"/>
<option name="CONFIG_FS" type="boolean" value="true"/>
<option name="CONFIG_HFS" type="boolean" value="false"/>

20
modules/mac-parts.c
View File

@@ -19,6 +19,13 @@
#include "mac-parts.h"
#include "modules.h"
#ifdef CONFIG_DEBUG_MAC_PARTS
#define DPRINTF(fmt, args...) \
do { printk("MAC-PARTS: " fmt , ##args); } while (0)
#else
#define DPRINTF(fmt, args...) do {} while(0)
#endif
typedef struct {
ullong offs;
ullong size;
@@ -41,8 +48,6 @@ macparts_open( macparts_info_t *di )
desc_map_t dmap;
part_entry_t par;
/* printk("macparts_open '%s'\n", str ); */
if( str ) {
parnum = atol(str);
if( !strlen(str) )
@@ -52,6 +57,7 @@ macparts_open( macparts_info_t *di )
if( parnum < 0 )
parnum = 1;
DPRINTF("macparts_open %d\n", parnum);
SEEK( 0 );
if( READ(&dmap, sizeof(dmap)) != sizeof(dmap) )
RET(0);
@@ -66,6 +72,12 @@ macparts_open( macparts_info_t *di )
if( par.pmSig == 0x504d /* 'PM' */ )
bs = 512;
}
if (parnum == 0) {
di->offs = (llong)0;
di->size = (llong)dmap.sbBlkCount * bs;
PUSH( -1 );
return;
}
SEEK( bs );
if( READ(&par, sizeof(par)) != sizeof(par) )
RET(0);
@@ -89,7 +101,8 @@ static void
macparts_probe( macparts_info_t *dummy )
{
desc_map_t *dmap = (desc_map_t*)POP();
DPRINTF("macparts_probe %x ?= %x\n", dmap->sbSig, DESC_MAP_SIGNATURE);
if( dmap->sbSig != DESC_MAP_SIGNATURE )
RET(0);
RET(-1);
@@ -102,6 +115,7 @@ macparts_get_info( macparts_info_t *di )
PUSH( -1 ); /* no type */
DPUSH( di->offs );
DPUSH( di->size );
DPRINTF("macparts_get_info %lld %lld\n", di->offs, di->size);
}
static void