x86, uv: Add function retrieving node controller revision number
authorJack Steiner <steiner@sgi.com>
Tue, 12 Jan 2010 21:09:04 +0000 (15:09 -0600)
committerH. Peter Anvin <hpa@zytor.com>
Fri, 15 Jan 2010 19:08:55 +0000 (11:08 -0800)
commit7a1110e861b2666ac09f5708d6fbe71d18ce64bb
tree2958eb36de538330534c94ccfc5960133b3a4633
parente68266b7001a4e29af083716f0c36c0d6dbb1b39
x86, uv: Add function retrieving node controller revision number

Add function for determining the revision id of the SGI UV
node controller chip (HUB). This function is needed in a
subsequent patch.

Signed-off-by: Jack Steiner <steiner@sgi.com>
LKML-Reference: <20100112210904.GA24546@sgi.com>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
arch/x86/include/asm/uv/uv_hub.h
arch/x86/kernel/apic/x2apic_uv_x.c