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authorRuss Anderson <rja@sgi.com>2008-11-05 22:11:56 -0600
committerH. Peter Anvin <hpa@zytor.com>2008-11-05 20:30:15 -0800
commit64ccf2f9a70a06ba56cd8cedfa610b4e77181587 (patch)
treea7e8832c08b5d120151b8047187846ffb169c8a5 /arch/x86/kernel/bios_uv.c
parent69a72a0e9337aad8c730e8e9942d5aa022bc4c5c (diff)
x86: uv: Add UV watchlist bios call
Add UV bios calls to allocate and free watchlists. Signed-off-by: Russ Anderson <rja@sgi.com> Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Diffstat (limited to 'arch/x86/kernel/bios_uv.c')
-rw-r--r--arch/x86/kernel/bios_uv.c33
1 files changed, 33 insertions, 0 deletions
diff --git a/arch/x86/kernel/bios_uv.c b/arch/x86/kernel/bios_uv.c
index 7cefb7170e7..4c02b279921 100644
--- a/arch/x86/kernel/bios_uv.c
+++ b/arch/x86/kernel/bios_uv.c
@@ -100,6 +100,39 @@ s64 uv_bios_get_sn_info(int fc, int *uvtype, long *partid, long *coher,
return ret;
}
+int
+uv_bios_mq_watchlist_alloc(int blade, void *mq, unsigned int mq_size,
+ unsigned long *intr_mmr_offset)
+{
+ union uv_watchlist_u size_blade;
+ unsigned long addr;
+ u64 watchlist;
+ s64 ret;
+
+ addr = (unsigned long)mq;
+ size_blade.size = mq_size;
+ size_blade.blade = blade;
+
+ /*
+ * bios returns watchlist number or negative error number.
+ */
+ ret = (int)uv_bios_call_irqsave(UV_BIOS_WATCHLIST_ALLOC, addr,
+ size_blade.val, (u64)intr_mmr_offset,
+ (u64)&watchlist, 0);
+ if (ret < BIOS_STATUS_SUCCESS)
+ return ret;
+
+ return watchlist;
+}
+EXPORT_SYMBOL_GPL(uv_bios_mq_watchlist_alloc);
+
+int
+uv_bios_mq_watchlist_free(int blade, int watchlist_num)
+{
+ return (int)uv_bios_call_irqsave(UV_BIOS_WATCHLIST_FREE,
+ blade, watchlist_num, 0, 0, 0);
+}
+EXPORT_SYMBOL_GPL(uv_bios_mq_watchlist_free);
s64 uv_bios_freq_base(u64 clock_type, u64 *ticks_per_second)
{