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More obviously alarming return values for find_pte

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git-svn-id: svn://coreboot.org/openbios/openbios-devel@141 f158a5a8-5612-0410-a976-696ce0be7e32
This commit is contained in:
Blue Swirl
2007-05-05 18:34:01 +00:00
parent 9eb7f86202
commit 1a7a2e3c15
1 changed files with 4 additions and 4 deletions
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8
drivers/iommu.c
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@@ -124,12 +124,12 @@ find_pte(unsigned long va, int alloc)
p = mem_zalloc(&cmem, SRMMU_PTRS_PER_PMD * sizeof(int),
SRMMU_PTRS_PER_PMD * sizeof(int));
if (p == 0)
return 1;
return -1;
pte = SRMMU_ET_PTD | ((va2pa((unsigned long)p)) >> 4);
l1[(va >> SRMMU_PGDIR_SHIFT) & (SRMMU_PTRS_PER_PGD - 1)] = pte;
/* barrier() */
} else {
return 1;
return -1;
}
}
@@ -141,11 +141,11 @@ find_pte(unsigned long va, int alloc)
p = mem_zalloc(&cmem, SRMMU_PTRS_PER_PTE * sizeof(void *),
SRMMU_PTRS_PER_PTE * sizeof(void *));
if (p == 0)
return 2;
return -2;
pte = SRMMU_ET_PTD | ((va2pa((unsigned int)p)) >> 4);
*(uint32_t *)pa2va(pa) = pte;
} else {
return 2;
return -2;
}
}