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Add change forgotten in r263475. Make dmaplimit accessible outside

Browse Source 
amd64/pmap.c.

Sponsored by:	The FreeBSD Foundation
MFC after:	1 week
This commit is contained in:
Konstantin Belousov 2014-03-21 17:17:19 +00:00
parent 620ee5d386
commit 1fb1da0366
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=263498
2 changed files with 2 additions and 1 deletions
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2
sys/amd64/amd64/pmap.c
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@ -321,7 +321,7 @@ SYSCTL_INT(_machdep, OID_AUTO, nkpt, CTLFLAG_RD, &nkpt, 0,
"Number of kernel page table pages allocated on bootup");
static int ndmpdp;
static vm_paddr_t dmaplimit;
vm_paddr_t dmaplimit;
vm_offset_t kernel_vm_end = VM_MIN_KERNEL_ADDRESS;
pt_entry_t pg_nx;

1
sys/amd64/include/pmap.h
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@ -369,6 +369,7 @@ extern vm_paddr_t phys_avail[];
extern vm_paddr_t dump_avail[];
extern vm_offset_t virtual_avail;
extern vm_offset_t virtual_end;
extern vm_paddr_t dmaplimit;
#define pmap_page_get_memattr(m) ((vm_memattr_t)(m)->md.pat_mode)
#define pmap_page_is_write_mapped(m) (((m)->aflags & PGA_WRITEABLE) != 0)