2004-10-11 Hollis Blanchard <hollis@penguinppc.org>

2004-10-11  Hollis Blanchard  <hollis@penguinppc.org>

    * boot/powerpc/ieee1275/cmain.c (grub_ieee1275_flags): New global.
    (cmain): Accept 3 parameters. Test for 0xdeadbeef, indicating Old
    World Macintosh. If Old Wold, set flag in grub_ieee1275_flags; claim
    Open Firmware's memory for it; claim memory from _start to _end.
    * boot/powerpc/ieee1275/crt0.S (__bss_start): New extern.
    (_end): New extern.
    (_start): Zero BSS from __bss_start to _end.
    * include/grub/powerpc/ieee1275/ieee1275.h (grub_ieee1275_flags):
    New extern.
    (GRUB_IEEE1275_NO_PARTITION_0): New #define.