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| author | simokawa <simokawa@FreeBSD.org> | 2003-06-19 12:14:37 +0000 |
|---|---|---|
| committer | simokawa <simokawa@FreeBSD.org> | 2003-06-19 12:14:37 +0000 |
| commit | 8974dd1d7dc6b15b522bf4046c664f8524962c49 (patch) | |
| tree | ba7914bedb09036135268d10f9593177e3718551 /sys | |
| parent | 27abef6699af63ef0e0d5672786ea681a1022cf4 (diff) | |
| download | FreeBSD-src-8974dd1d7dc6b15b522bf4046c664f8524962c49.zip FreeBSD-src-8974dd1d7dc6b15b522bf4046c664f8524962c49.tar.gz | |
Fix direct map page table for 2GB+ physical memory.
You may still need to increase NKPT for larger memory.
I have successfully booted 8GB system with NKPT=256.
Diffstat (limited to 'sys')
| -rw-r--r-- | sys/amd64/amd64/pmap.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/sys/amd64/amd64/pmap.c b/sys/amd64/amd64/pmap.c index 93bd3ac..30cbbbd 100644 --- a/sys/amd64/amd64/pmap.c +++ b/sys/amd64/amd64/pmap.c @@ -404,7 +404,7 @@ create_pagetables(void) /* Now set up the direct map space using 2MB pages */ for (i = 0; i < NPDEPG * ndmpdp; i++) { - ((pd_entry_t *)DMPDphys)[i] = i << PDRSHIFT; + ((pd_entry_t *)DMPDphys)[i] = (vm_paddr_t)i << PDRSHIFT; ((pd_entry_t *)DMPDphys)[i] |= PG_RW | PG_V | PG_PS; } |
