* include/grub/powerpc/ieee1275/ieee1275.h (abort): Add function
prototype.
* kern/powerpc/ieee1275/init.c (grub_machine_init): Call
grub_console_init first.
Change the memory range used for grub_ieee1275_claim and
grub_mm_init_region.
Print an error message if the claim fails.
Include <grub/misc.h>.