Re: [OpenBIOS] [RFC PATCH] ppc correctly replace &device; and &partition;

[Stefan Assmann]

Stefan Assmann wrote:
> Laurent Vivier wrote:

[snip]
> > > >    } else {
> > > >        /* FIXME: allow booting of SUSE media with following  
> > > >
> > > > layout (fails without this workaround)
> > > >         * Number  Start  End     Size    File system   
> > > >
> > > > Name        Flags
> > > >         * 1      512B   1535B   1024B                 
> > > >
> > > > Apple       , , , , , , , , , , , , type=Apple_partition_map
> > > >         * 2      8192B  4126MB  4126MB                
> > > >
> > > > SU1110.001  , , , , , , , , , , , , type=Apple_HFS
> > > >         */
> > > >        if ( (buf = strstr(bootscript, (const char *) "1,\ 
> > > >
> > > > \suseboot\yaboot.ibm")) != NULL ) {
> > >
> > > what it is wrong here is we try to read a file from partition 1 which  
> > > is the partition map...
> > > I guess we should write a "modules/iso9660-parts.c" to override this  
> > > (as macintosh CD are hybrid: ISO9660 and HFS).
> >
> > Something like that seems to work:
> > Index: openbios-devel/modules/disk-label.c
> >
> > --- openbios-devel.orig/modules/disk-label.c	2009-02-04 12:51:53.000000000 +0100
> > +++ openbios-devel/modules/disk-label.c	2009-02-04 12:56:51.000000000 +0100
> > @@ -78,6 +78,19 @@
> >    	}
> >    }
> >    /* try to see if there is a filesystem without partition */
> > PUSH_ih( my_self() );
> > selfword("find-filesystem");
> > ph = POP_ph();
> > if( ph ) {
> > push_str( filename );
> > PUSH_ph( ph );
> > fword("interpose");
> >        success = 1;
> >            goto out;
> > }
> > /* find partition handler */
> >  seek_io( fd, 0 );
> >  if( read_io(fd, block0, sizeof(block0)) != sizeof(block0) )
>
> Nice! I'll try that and post an updated patch.

Almost there! Here comes the log I get with your patch applied. I guess
it worked for you because in your test yaboot was still loaded with
boot cd:0,\suseboot\yaboot.ibm

Here's my log:
> > =============================================================
> > OpenBIOS 1.0RC1 [Feb 4 2009 12:04]
> > Configuration device id QEMU version 1 machine id 2
> > CPUs: 1
> > Memory: 256M
> > UUID: 00000000-0000-0000-0000-000000000000
> > CPU type PowerPC,750
> > ELF - yaboot_startup: Entering boot, no path
> > ELF - try_bootinfo: Trying cd:0,ppc\bootinfo.txt
> > os_seek failure
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > os_seek failure
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ELF - try_bootinfo: got bootscript boot &device;:1,\suseboot\yaboot.ibm
> > ELF - try_bootinfo: fixed bootscript boot cd:1,\suseboot\yaboot.ibm
> > ELF - yaboot_startup: Entering boot, path cd:1,\suseboot\yaboot.ibm
> > ELF - try_path: Trying cd:1,\suseboot\yaboot.ibm 
> > os_seek failure
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > os_seek failure
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ELF - load_elf_rom: Loading '/suseboot/yaboot.ibm' from ''
> > ELF - load_elf_rom: filesz: 00013947 memsz: 00023FC8 p_offset: 00010000 p_vaddr 00040000
> > ELF - load_elf_rom: ELF ROM-section loaded at 00040000 (size 00023FC8)
> > ELF - load_elf_rom: filesz: 00000000 memsz: 00000000 p_offset: 00000000 p_vaddr 00000000
> > ELF - load_elf_rom: filesz: 0000002C memsz: 00000000 p_offset: 000000B4 p_vaddr 00000000
> > ELF - load_elf_rom: filesz: 00000044 memsz: 00000000 p_offset: 000000E0 p_vaddr 00000000
> > ELF - try_path: Transfering control to cd:1,\suseboot\yaboot.ibm 
> > ELF - transfer_control_to_elf: Starting ELF boot loader
> > os_seek failure
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > os_seek failure
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > os_seek failure
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > os_seek failure
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > os_seek failure
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > os_seek failure
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > os_seek failure
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > os_seek failure
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > os_seek failure
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > os_seek failure
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > os_seek failure
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > os_seek failure
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > os_seek failure
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > os_seek failure
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > os_seek failure
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > os_seek failure
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > os_seek failure
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > os_seek failure
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > os_seek failure
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error
> > ob_ide_read_blocks: error

After that I see a message in the qemu window saying
bad seek: blk 00000001 c fffffc00

Stefan