diff options
| author | thorpej <thorpej@NetBSD.org> | 1998-07-24 20:32:07 +0000 |
|---|---|---|
| committer | thorpej <thorpej@NetBSD.org> | 1998-07-24 20:32:07 +0000 |
| commit | 2385ee5eca150520f6b62ce303a95814ff3c19e8 (patch) | |
| tree | 7ede5def632b81c81b86bcd213e24b657f55d4ad /sys/arch/alpha/include | |
| parent | 8325d058bf6177344c78e91be1a1b520a85df1c3 (diff) | |
Provide PMAP_{,UN}MAP_POOLPAGE().
Diffstat (limited to 'sys/arch/alpha/include')
| -rw-r--r-- | sys/arch/alpha/include/pmap.h | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/sys/arch/alpha/include/pmap.h b/sys/arch/alpha/include/pmap.h index 01593211ea7..6198174f589 100644 --- a/sys/arch/alpha/include/pmap.h +++ b/sys/arch/alpha/include/pmap.h @@ -1,4 +1,4 @@ -/* $NetBSD: pmap.h,v 1.21 1998/06/11 05:10:41 thorpej Exp $ */ +/* $NetBSD: pmap.h,v 1.22 1998/07/24 20:32:07 thorpej Exp $ */ /*- * Copyright (c) 1998 The NetBSD Foundation, Inc. @@ -190,6 +190,12 @@ extern pt_entry_t *VPT; /* Virtual Page Table */ #define PMAP_STEAL_MEMORY /* enable pmap_steal_memory() */ +/* + * Alternate mapping hooks for pool pages. Avoids thrashing the TLB. + */ +#define PMAP_MAP_POOLPAGE(pa) ALPHA_PHYS_TO_K0SEG((pa)) +#define PMAP_UNMAP_POOLPAGE(va) ALPHA_K0SEG_TO_PHYS((va)) + vm_offset_t vtophys __P((vm_offset_t)); /* Machine-specific functions. */ |
