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Code Issues Releases Activity

Make tte bit constants explicitly unsigned and long.

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Add a wierd soft bit.
Remove struct stte.
This commit is contained in:
Jake Burkholder 2001-12-29 08:24:02 +00:00
parent a4e1e6e5de
commit 5ff798a5e0
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=88652
1 changed files with 32 additions and 45 deletions
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77
sys/sparc64/include/tte.h
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@ -32,10 +32,7 @@
#ifndef _MACHINE_TTE_H_
#define _MACHINE_TTE_H_
#include <machine/atomic.h>
#define TTE_SHIFT 4
#define STTE_SHIFT 5
#define TTE_SHIFT (4)
#define TT_CTX_SHIFT (48)
#define TT_VA_SHIFT (22)
@ -44,10 +41,10 @@
#define TT_CTX_SIZE (13)
#define TT_VA_SIZE (42)
#define TT_CTX_MASK ((1L << TT_CTX_SIZE) - 1)
#define TT_VA_MASK ((1L << TT_VA_SIZE) - 1)
#define TT_CTX_MASK ((1UL << TT_CTX_SIZE) - 1)
#define TT_VA_MASK ((1UL << TT_VA_SIZE) - 1)
#define TT_G (1L << 63)
#define TT_G (1UL << 63)
#define TT_CTX(ctx) (((u_long)(ctx) & TT_CTX_MASK) << TT_CTX_SHIFT)
#define TT_VA(va) ((u_long)(va) >> TT_VA_SHIFT)
@ -63,57 +60,53 @@
#define TD_PA_SIZE (28)
#define TD_SOFT_SIZE (6)
#define TD_SIZE_MASK (((1L << TD_SIZE_SIZE) - 1) << TD_SIZE_SHIFT)
#define TD_SOFT2_MASK (((1L << TD_SOFT2_SIZE) - 1) << TD_SOFT2_SHIFT)
#define TD_DIAG_MASK (((1L << TD_DIAG_SIZE) - 1) << TD_DIAG_SHIFT)
#define TD_PA_MASK (((1L << TD_PA_SIZE) - 1) << TD_PA_SHIFT)
#define TD_SOFT_MASK (((1L << TD_SOFT_SIZE) - 1) << TD_SOFT_SHIFT)
#define TD_SIZE_MASK (((1UL << TD_SIZE_SIZE) - 1) << TD_SIZE_SHIFT)
#define TD_SOFT2_MASK (((1UL << TD_SOFT2_SIZE) - 1) << TD_SOFT2_SHIFT)
#define TD_DIAG_MASK (((1UL << TD_DIAG_SIZE) - 1) << TD_DIAG_SHIFT)
#define TD_PA_MASK (((1UL << TD_PA_SIZE) - 1) << TD_PA_SHIFT)
#define TD_SOFT_MASK (((1UL << TD_SOFT_SIZE) - 1) << TD_SOFT_SHIFT)
#define TD_VA_LOW_SHIFT TD_SOFT2_SHIFT
#define TD_VA_LOW_MASK TD_SOFT2_MASK
#define TS_EXEC (1L << 4)
#define TS_INIT (1L << 3)
#define TS_MNG (1L << 2)
#define TS_REF (1L << 1)
#define TS_W (1L << 0)
#define TS_EXEC (1UL << 4)
#define TS_REF (1UL << 3)
#define TS_PV (1UL << 2)
#define TS_W (1UL << 1)
#define TS_WIRED (1UL << 0)
#define TD_V (1L << 63)
#define TD_8K (0L << TD_SIZE_SHIFT)
#define TD_64K (1L << TD_SIZE_SHIFT)
#define TD_512K (2L << TD_SIZE_SHIFT)
#define TD_4M (3L << TD_SIZE_SHIFT)
#define TD_NFO (1L << 60)
#define TD_IE (1L << 59)
#define TD_V (1UL << 63)
#define TD_8K (0UL << TD_SIZE_SHIFT)
#define TD_64K (1UL << TD_SIZE_SHIFT)
#define TD_512K (2UL << TD_SIZE_SHIFT)
#define TD_4M (3UL << TD_SIZE_SHIFT)
#define TD_NFO (1UL << 60)
#define TD_IE (1UL << 59)
#define TD_VPN_LOW(vpn) ((vpn << TD_SOFT2_SHIFT) & TD_SOFT2_MASK)
#define TD_VA_LOW(va) (TD_VPN_LOW((va) >> PAGE_SHIFT))
#define TD_PA(pa) ((pa) & TD_PA_MASK)
#define TD_EXEC (TS_EXEC << TD_SOFT_SHIFT)
#define TD_INIT (TS_INIT << TD_SOFT_SHIFT)
#define TD_MNG (TS_MNG << TD_SOFT_SHIFT)
#define TD_REF (TS_REF << TD_SOFT_SHIFT)
#define TD_PV (TS_PV << TD_SOFT_SHIFT)
#define TD_SW (TS_W << TD_SOFT_SHIFT)
#define TD_L (1L << 6)
#define TD_CP (1L << 5)
#define TD_CV (1L << 4)
#define TD_E (1L << 3)
#define TD_P (1L << 2)
#define TD_W (1L << 1)
#define TD_G (1L << 0)
#define TD_WIRED (TS_WIRED << TD_SOFT_SHIFT)
#define TD_L (1UL << 6)
#define TD_CP (1UL << 5)
#define TD_CV (1UL << 4)
#define TD_E (1UL << 3)
#define TD_P (1UL << 2)
#define TD_W (1UL << 1)
#define TD_G (1UL << 0)
#define TT_GET_CTX(tag) (((tag) >> TT_CTX_SHIFT) & TT_CTX_MASK)
#define TD_GET_SIZE(d) (((d) >> TD_SIZE_SHIFT) & 3)
#define TD_GET_PA(d) ((d) & TD_PA_MASK)
struct tte {
u_long tte_tag;
u_long tte_data;
};
struct stte {
struct tte st_tte;
vm_offset_t st_next;
vm_offset_t st_prev;
};
static __inline vm_offset_t
tte_get_vpn(struct tte tte)
{
@ -127,12 +120,6 @@ tte_get_va(struct tte tte)
return (tte_get_vpn(tte) << PAGE_SHIFT);
}
static __inline void
tte_invalidate(struct tte *tp)
{
atomic_clear_long(&tp->tte_data, TD_V);
}
static __inline int
tte_match(struct tte tte, vm_offset_t va)
{