X-Git-Url: https://git.kernel.dk/?a=blobdiff_plain;f=arch%2Farch-ppc.h;h=b790a55e898163cfc317c860403577f8b8bebb6c;hb=4373e97a88b21b50ca234d6c92c58f494875e43b;hp=061153873131db5964ca650a6d255e72b8035866;hpb=44c47feb9edc7854bf3cfa2e3d843e90fc969b3a;p=fio.git

diff --git a/arch/arch-ppc.h b/arch/arch-ppc.h
index 06115387..b790a55e 100644
--- a/arch/arch-ppc.h
+++ b/arch/arch-ppc.h
@@ -1,7 +1,7 @@
 #ifndef ARCH_PPC_H
 #define ARCH_PPH_H
 
-#define ARCH	(arch_ppc)
+#define FIO_ARCH	(arch_ppc)
 
 #ifndef __NR_ioprio_set
 #define __NR_ioprio_set		273
@@ -42,6 +42,23 @@ static inline int arch_ffz(unsigned long bitmask)
 		return 32;
 	return  __ilog2(bitmask & -bitmask);
 }
+
+static inline unsigned long long get_cpu_clock(void)
+{
+	unsigned int tbl, tbu0, tbu1;
+	unsigned long long ret;
+
+	do {
+		__asm__ __volatile__ ("mftbu %0" : "=r"(tbu0));
+		__asm__ __volatile__ ("mftb %0"  : "=r"(tbl) );
+		__asm__ __volatile__ ("mftbu %0" : "=r"(tbu1));
+	} while (tbu0 != tbu1);
+
+	ret = (((unsigned long long)tbu0) << 32) | tbl;
+	return ret;
+}
+
 #define ARCH_HAVE_FFZ
+#define ARCH_HAVE_CPU_CLOCK
 
 #endif