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Workaround yet another IEEE1275 bug.

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* include/grub/ieee1275/ieee1275.h (grub_ieee1275_flag): New enum value
	GRUB_IEEE1275_FLAG_BROKEN_ADDRESS_CELLS.
	* grub-core/kern/ieee1275/mmap.c (grub_machine_mmap_iterate): Ignore
	adress_cells and size:cells if GRUB_IEEE1275_FLAG_BROKEN_ADDRESS_CELLS
	is set.
	* grub-core/kern/ieee1275/cmain.c (grub_ieee1275_find_options): Set
	GRUB_IEEE1275_FLAG_BROKEN_ADDRESS_CELLS on powermacs.
This commit is contained in:
Vladimir 'phcoder' Serbinenko 2011-02-12 10:22:55 +03:00
parent d998657dcf
commit 028501a0e0
4 changed files with 27 additions and 0 deletions
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6
grub-core/kern/ieee1275/mmap.c
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@ -50,6 +50,12 @@ grub_machine_mmap_iterate (grub_memory_hook_t hook)
return grub_error (GRUB_ERR_UNKNOWN_DEVICE,
"couldn't examine /memory/available property");
if (grub_ieee1275_test_flag (GRUB_IEEE1275_FLAG_BROKEN_ADDRESS_CELLS))
{
address_cells = 1;
size_cells = 1;
}
/* Decode each entry and call `hook'. */
i = 0;
available_size /= sizeof (grub_uint32_t);