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authorCliff Wickman <cpw@sgi.com>2009-04-03 08:34:32 -0500
committerIngo Molnar <mingo@elte.hu>2009-04-03 18:25:27 +0200
commitc4c4688f72e638708e5f6b5c259699de82a36fec (patch)
treee3ab3695f5efdb4603449ef0024d93190e7ea0c3 /arch/x86/include/asm/uv
parent9674f35b1ec17577163897f052f405c1e9e5893d (diff)
x86: UV BAU messaging timeouts
This patch replaces a 'nop' uv_enable_timeouts() in the UV TLB shootdown code. (somehow, long ago that function got eviscerated) If any cpu in the destination node does not get interrupted by the message and post completion in a reasonable time the hardware should respond to the sender with an error. This function enables such timeouts. Tested on the UV hardware simulator. Signed-off-by: Cliff Wickman <cpw@sgi.com> LKML-Reference: <E1LpjXU-00007e-Qh@eag09.americas.sgi.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/include/asm/uv')
-rw-r--r--arch/x86/include/asm/uv/uv_mmrs.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/x86/include/asm/uv/uv_mmrs.h b/arch/x86/include/asm/uv/uv_mmrs.h
index db68ac8a5ac..2cae46c7c8a 100644
--- a/arch/x86/include/asm/uv/uv_mmrs.h
+++ b/arch/x86/include/asm/uv/uv_mmrs.h
@@ -17,6 +17,11 @@
/* ========================================================================= */
/* UVH_BAU_DATA_CONFIG */
/* ========================================================================= */
+#define UVH_LB_BAU_MISC_CONTROL 0x320170UL
+#define UV_ENABLE_INTD_SOFT_ACK_MODE_SHIFT 15
+#define UV_INTD_SOFT_ACK_TIMEOUT_PERIOD_SHIFT 16
+#define UV_INTD_SOFT_ACK_TIMEOUT_PERIOD 0x000000000bUL
+/* 1011 timebase 7 (168millisec) * 3 ticks -> 500ms */
#define UVH_BAU_DATA_CONFIG 0x61680UL
#define UVH_BAU_DATA_CONFIG_32 0x0438