Add the machine-specific definitions for configuring the new physical

memory allocator.

Set the size of phys_avail[] using one of these definitions.

Approved by:	re

2 files changed, 31 insertions, 1 deletions

diff --git a/sys/ia64/ia64/machdep.c b/sys/ia64/ia64/machdep.c
index 6b8ec5a..761d079 100644
--- a/sys/ia64/ia64/machdep.c
+++ b/sys/ia64/ia64/machdep.c
@@ -146,7 +146,9 @@ struct msgbuf *msgbufp=0;
 long Maxmem = 0;
 long realmem = 0;
 
-vm_offset_t phys_avail[100];
+#define	PHYSMAP_SIZE	(2 * VM_PHYSSEG_MAX)
+
+vm_paddr_t phys_avail[PHYSMAP_SIZE + 2];
 
 /* must be 2 less so 0 0 can signal end of chunks */
 #define PHYS_AVAIL_ARRAY_END ((sizeof(phys_avail) / sizeof(vm_offset_t)) - 2)
diff --git a/sys/ia64/include/vmparam.h b/sys/ia64/include/vmparam.h
index 55c9f4b..de047bf 100644
--- a/sys/ia64/include/vmparam.h
+++ b/sys/ia64/include/vmparam.h
@@ -116,6 +116,34 @@
 #define	VM_PHYSSEG_SPARSE
 
 /*
+ * The number of PHYSSEG entries is equal to the number of phys_avail
+ * entries.
+ */
+#define	VM_PHYSSEG_MAX		49
+
+/*
+ * Create two free page pools: VM_FREEPOOL_DEFAULT is the default pool
+ * from which physical pages are allocated and VM_FREEPOOL_DIRECT is
+ * the pool from which physical pages for small UMA objects are
+ * allocated.
+ */
+#define	VM_NFREEPOOL		2
+#define	VM_FREEPOOL_DEFAULT	0
+#define	VM_FREEPOOL_DIRECT	1
+
+/*
+ * Create one free page list.
+ */
+#define	VM_NFREELIST		1
+#define	VM_FREELIST_DEFAULT	0
+
+/*
+ * An allocation size of 256MB is supported in order to optimize the
+ * use of the identity mappings in region 7 by UMA.
+ */
+#define	VM_NFREEORDER		16
+
+/*
  * Manipulating region bits of an address.
  */
 #define IA64_RR_BASE(n)         (((u_int64_t) (n)) << 61)