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

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* 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.
This commit is contained in:
hollisb 2004-10-12 03:56:10 +00:00
parent 4d61feb07b
commit 4512e4f355
4 changed files with 59 additions and 5 deletions
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5
include/grub/powerpc/ieee1275/ieee1275.h
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@ -44,6 +44,11 @@ typedef intptr_t grub_ieee1275_ihandle_t;
typedef intptr_t grub_ieee1275_phandle_t;
extern intptr_t (*grub_ieee1275_entry_fn) (void *);
extern grub_uint32_t grub_ieee1275_flags;
/* Old World firmware fails seek when "dev:0" is opened. */
#define GRUB_IEEE1275_NO_PARTITION_0 0x1
uint32_t EXPORT_FUNC(grub_ieee1275_decode_int_4) (unsigned char *p);