diff options
Diffstat (limited to 'sys/arch/powerpc/include/pmap.h')
| -rw-r--r-- | sys/arch/powerpc/include/pmap.h | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/sys/arch/powerpc/include/pmap.h b/sys/arch/powerpc/include/pmap.h index ab4053d1a84..3f54e7ad34e 100644 --- a/sys/arch/powerpc/include/pmap.h +++ b/sys/arch/powerpc/include/pmap.h @@ -1,4 +1,4 @@ -/* $OpenBSD: pmap.h,v 1.3 1997/01/09 03:03:46 rahnds Exp $ */ +/* $OpenBSD: pmap.h,v 1.4 2001/02/22 03:26:23 drahn Exp $ */ /* $NetBSD: pmap.h,v 1.1 1996/09/30 16:34:29 ws Exp $ */ /*- @@ -49,12 +49,25 @@ typedef u_int sr_t; #define SR_VSID 0x00ffffff #ifndef _LOCORE +/* V->P mapping data */ +typedef int pmapv_t; +#define VP_SR_SIZE 32 +#define VP_SR_MASK VP_SR_SIZE-1 +#define VP_SR_POS 27 +#define VP_IDX1_SIZE 1024 +#define VP_IDX1_MASK VP_IDX1_SIZE-1 +#define VP_IDX1_POS 17 +#define VP_IDX2_SIZE 32 +#define VP_IDX2_MASK VP_IDX2_SIZE-1 +#define VP_IDX2_POS 12 + /* * Pmap stuff */ struct pmap { sr_t pm_sr[16]; /* segments used in this pmap */ int pm_refs; /* ref count */ + pmapv_t *vps[VP_SR_SIZE]; /* virtual to physical table */ struct pmap_statistics pm_stats; /* pmap statistics */ }; |