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Fix an error in r215067. An existing /chosen/mmu but missing translations

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property just means we shouldn't add any translations, not that we should
panic.
This commit is contained in:
Nathan Whitehorn 2010-11-12 04:13:48 +00:00
parent 5b7ed13bc8
commit b13c7dec5f
1 changed files with 5 additions and 5 deletions
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10
sys/powerpc/aim/mmu_oea64.c
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@ -1126,14 +1126,14 @@ moea64_bootstrap(mmu_t mmup, vm_offset_t kernelstart, vm_offset_t kernelend)
ofw_pmap.pm_sr[i] = kernel_pmap->pm_sr[i];
#endif
if ((mmu = OF_instance_to_package(mmui)) == -1)
panic("moea64_bootstrap: can't get mmu package");
if ((sz = OF_getproplen(mmu, "translations")) == -1)
panic("moea64_bootstrap: can't get ofw translation count");
mmu = OF_instance_to_package(mmui);
if (mmu == -1 || (sz = OF_getproplen(mmu, "translations")) == -1)
sz = 0;
if (sz > 6144 /* tmpstksz - 2 KB headroom */)
panic("moea64_bootstrap: too many ofw translations");
moea64_add_ofw_mappings(mmup, mmu, sz);
if (sz > 0)
moea64_add_ofw_mappings(mmup, mmu, sz);
}
#ifdef SMP