diff options
| author | Jake Burkholder <jake@FreeBSD.org> | 2002-08-10 22:14:16 +0000 |
|---|---|---|
| committer | Jake Burkholder <jake@FreeBSD.org> | 2002-08-10 22:14:16 +0000 |
| commit | 5aebb4029139c2675b97d1373ef2a379405d7c7c (patch) | |
| tree | 7349581d304c20934c8c25ed2dcc7c74735a7e7e /sys/sparc64/include/tsb.h | |
| parent | d64915d6e373efc67190d1220865e76c5eaf046f (diff) | |
Auto size available kernel virtual address space based on phsyical memory
size. This avoids blowing out kva in kmeminit() on large memory machines
(4 gigs or more).
Reviewed by: tmm
Notes
Notes:
svn path=/head/; revision=101653
Diffstat (limited to 'sys/sparc64/include/tsb.h')
| -rw-r--r-- | sys/sparc64/include/tsb.h | 9 |
1 files changed, 3 insertions, 6 deletions
diff --git a/sys/sparc64/include/tsb.h b/sys/sparc64/include/tsb.h index a12b6349554f..20db029aff9d 100644 --- a/sys/sparc64/include/tsb.h +++ b/sys/sparc64/include/tsb.h @@ -43,12 +43,9 @@ (TSB_BSHIFT - TSB_BUCKET_SHIFT - TTE_SHIFT) #define TSB_BUCKET_MASK ((1 << TSB_BUCKET_ADDRESS_BITS) - 1) -#define TSB_KERNEL_SIZE \ - ((KVA_PAGES * PAGE_SIZE_4M) / sizeof(struct tte)) -#define TSB_KERNEL_MASK (TSB_KERNEL_SIZE - 1) -#define TSB_KERNEL_VA_MASK (TSB_KERNEL_MASK << TTE_SHIFT) - extern struct tte *tsb_kernel; +extern vm_size_t tsb_kernel_mask; +extern vm_size_t tsb_kernel_size; extern vm_offset_t tsb_kernel_phys; static __inline struct tte * @@ -66,7 +63,7 @@ tsb_vtobucket(pmap_t pm, vm_offset_t va) static __inline struct tte * tsb_kvpntotte(vm_offset_t vpn) { - return (&tsb_kernel[vpn & TSB_KERNEL_MASK]); + return (&tsb_kernel[vpn & tsb_kernel_mask]); } static __inline struct tte * |