diff options
| author | Michael Shalayeff <mickey@cvs.openbsd.org> | 2004-09-14 23:56:56 +0000 |
|---|---|---|
| committer | Michael Shalayeff <mickey@cvs.openbsd.org> | 2004-09-14 23:56:56 +0000 |
| commit | 048b03e6d61c596b299bf0a8a8528a8fdc398bfa (patch) | |
| tree | ec755a018df5b8c1cf1a030d6497d23ad19800ba /sys/arch/hppa | |
| parent | f0d3b9278ffd7fd7d9029eb027bfebc763db5915 (diff) | |
allow kenter_pa to remap ptes and do proper wired/resident accounting there
Diffstat (limited to 'sys/arch/hppa')
| -rw-r--r-- | sys/arch/hppa/hppa/pmap.c | 20 |
1 files changed, 9 insertions, 11 deletions
diff --git a/sys/arch/hppa/hppa/pmap.c b/sys/arch/hppa/hppa/pmap.c index 87403fcc8ec..db6554c9563 100644 --- a/sys/arch/hppa/hppa/pmap.c +++ b/sys/arch/hppa/hppa/pmap.c @@ -1,4 +1,4 @@ -/* $OpenBSD: pmap.c,v 1.117 2004/09/14 23:18:58 mickey Exp $ */ +/* $OpenBSD: pmap.c,v 1.118 2004/09/14 23:56:55 mickey Exp $ */ /* * Copyright (c) 1998-2004 Michael Shalayeff @@ -312,7 +312,7 @@ pmap_dump_table(pa_space_t space, vaddr_t sva) continue; for (pdemask = 1, va = sva ? sva : 0; - va < VM_MAX_KERNEL_ADDRESS; va += PAGE_SIZE) { + va < 0xfffff000; va += PAGE_SIZE) { if (pdemask != (va & PDE_MASK)) { pdemask = va & PDE_MASK; if (!(pde = pmap_pde_get(pd, va))) { @@ -526,8 +526,7 @@ pmap_bootstrap(vstart) if (btlb_insert(HPPA_SID_KERNEL, 0, 0, &t, pmap_sid2pid(HPPA_SID_KERNEL) | pmap_prot(pmap_kernel(), UVM_PROT_RX)) < 0) - panic("pmap_bootstrap: cannot block map kernel text"); - kpm->pm_stats.wired_count = kpm->pm_stats.resident_count = atop(t); + printf("WARNING: cannot block map kernel text\n"); if (&__rodata_end < &__data_start) { physical_steal = (vaddr_t)&__rodata_end; @@ -1178,7 +1177,7 @@ pmap_kenter_pa(va, pa, prot) vm_prot_t prot; { volatile pt_entry_t *pde; - pt_entry_t pte; + pt_entry_t pte, opte; DPRINTF(PDB_FOLLOW|PDB_ENTER, ("pmap_kenter_pa(%x, %x, %x)\n", va, pa, prot)); @@ -1188,17 +1187,16 @@ pmap_kenter_pa(va, pa, prot) if (!(pde = pmap_pde_get(pmap_kernel()->pm_pdir, va)) && !(pde = pmap_pde_alloc(pmap_kernel(), va, NULL))) panic("pmap_kenter_pa: cannot allocate pde for va=0x%lx", va); -#ifdef DIAGNOSTIC - if ((pte = pmap_pte_get(pde, va))) - panic("pmap_kenter_pa: 0x%lx is already mapped %p:0x%x", - va, pde, pte); -#endif - + opte = pmap_pte_get(pde, va); pte = pa | PTE_PROT(TLB_WIRED | TLB_REFTRAP | pmap_prot(pmap_kernel(), prot)); if (pa >= HPPA_IOSPACE) pte |= PTE_PROT(TLB_UNCACHABLE); pmap_pte_set(pde, va, pte); + pmap_kernel()->pm_stats.wired_count++; + pmap_kernel()->pm_stats.resident_count++; + if (opte) + pmap_pte_flush(pmap_kernel(), va, opte); #ifdef PMAPDEBUG { |