X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;ds=sidebyside;f=include%2Fasm-ia64%2Fsn%2Fio.h;h=41c73a73562844f0a4d8e601d6e737cece6b35e0;hb=43bc926fffd92024b46cafaf7350d669ba9ca884;hp=42209733f6b11ffeafc09458f38c85e3b86cfa6f;hpb=cee37fe97739d85991964371c1f3a745c00dd236;p=linux-2.6.git

diff --git a/include/asm-ia64/sn/io.h b/include/asm-ia64/sn/io.h
index 42209733f..41c73a735 100644
--- a/include/asm-ia64/sn/io.h
+++ b/include/asm-ia64/sn/io.h
@@ -14,7 +14,7 @@
 extern void * sn_io_addr(unsigned long port) __attribute_const__; /* Forward definition */
 extern void __sn_mmiowb(void); /* Forward definition */
 
-extern int numionodes;
+extern int num_cnodes;
 
 #define __sn_mf_a()   ia64_mfa()
 
@@ -35,6 +35,15 @@ extern void sn_dma_flush(unsigned long);
 #define __sn_readl_relaxed ___sn_readl_relaxed
 #define __sn_readq_relaxed ___sn_readq_relaxed
 
+/*
+ * Convenience macros for setting/clearing bits using the above accessors
+ */
+
+#define __sn_setq_relaxed(addr, val) \
+	writeq((__sn_readq_relaxed(addr) | (val)), (addr))
+#define __sn_clrq_relaxed(addr, val) \
+	writeq((__sn_readq_relaxed(addr) & ~(val)), (addr))
+
 /*
  * The following routines are SN Platform specific, called when
  * a reference is made to inX/outX set macros.  SN Platform