Differential D2712 Diff 6029 head/sys/arm64/include/vmparam.h

Changeset View

Standalone View

head/sys/arm64/include/vmparam.h

	Show First 20 Lines • Show All 69 Lines • ▼ Show 20 Lines
	* The number of PHYSSEG entries must be one greater than the number			* The number of PHYSSEG entries must be one greater than the number
	* of phys_avail entries because the phys_avail entry that spans the			* of phys_avail entries because the phys_avail entry that spans the
	* largest physical address that is accessible by ISA DMA is split			* largest physical address that is accessible by ISA DMA is split
	* into two PHYSSEG entries.			* into two PHYSSEG entries.
	*/			*/
	#define VM_PHYSSEG_MAX 64			#define VM_PHYSSEG_MAX 64

	/*			/*
	* Create three free page pools: VM_FREEPOOL_DEFAULT is the default pool			* Create two free page pools: VM_FREEPOOL_DEFAULT is the default pool
	* from which physical pages are allocated and VM_FREEPOOL_DIRECT is			* from which physical pages are allocated and VM_FREEPOOL_DIRECT is
	* the pool from which physical pages for small UMA objects are			* the pool from which physical pages for small UMA objects are
	* allocated.			* allocated.
	*/			*/
	#define VM_NFREEPOOL 3			#define VM_NFREEPOOL 2
	#define VM_FREEPOOL_CACHE 2
	#define VM_FREEPOOL_DEFAULT 0			#define VM_FREEPOOL_DEFAULT 0
	#define VM_FREEPOOL_DIRECT 1			#define VM_FREEPOOL_DIRECT 1

	/*			/*
	* Create two free page lists: VM_FREELIST_DEFAULT is for physical			* Create two free page lists: VM_FREELIST_DEFAULT is for physical
	* pages that are above the largest physical address that is			* pages that are above the largest physical address that is
	* accessible by ISA DMA and VM_FREELIST_ISADMA is for physical pages			* accessible by ISA DMA and VM_FREELIST_ISADMA is for physical pages
	* that are below that address.			* that are below that address.
	▲ Show 20 Lines • Show All 139 Lines • Show Last 20 Lines