Add back missing irq define for INT_34XX_BENCH_MPU_EMUL

[linux-2.6-omap-h63xx.git] / include / asm-mips / barrier.h

diff --git a/include/asm-mips/barrier.h b/include/asm-mips/barrier.h
index 9d8cfbb5e7967c97d2f03bc79ac430335260d962..8e9ac313ca3b498906df6086065c0a067e90614e 100644 (file)
--- a/include/asm-mips/barrier.h
+++ b/include/asm-mips/barrier.h
@@ -92,11 +92,25 @@
 #define fast_wmb()     __sync()
 #define fast_rmb()     __sync()
 #define fast_mb()      __sync()
+#ifdef CONFIG_SGI_IP28
+#define fast_iob()                             \
+       __asm__ __volatile__(                   \
+               ".set   push\n\t"               \
+               ".set   noreorder\n\t"          \
+               "lw     $0,%0\n\t"              \
+               "sync\n\t"                      \
+               "lw     $0,%0\n\t"              \
+               ".set   pop"                    \
+               : /* no output */               \
+               : "m" (*(int *)CKSEG1ADDR(0x1fa00004)) \
+               : "memory")
+#else
 #define fast_iob()                             \
        do {                                    \
                __sync();                       \
                __fast_iob();                   \
        } while (0)
+#endif
 
 #ifdef CONFIG_CPU_HAS_WB