X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=arch%2Farch.h;h=3ee5ac43e563eb0b5e3c72576e18d8729139ce3c;hp=745bf3a4d0a6260dffc37b475e3b3479e966ba48;hb=5499f7ffa2e603edf571f339c513c5aeef57565c;hpb=317b95d07d4921d2594a1be6e014c9c2d062fe75

diff --git a/arch/arch.h b/arch/arch.h
index 745bf3a4..3ee5ac43 100644
--- a/arch/arch.h
+++ b/arch/arch.h
@@ -1,31 +1,43 @@
 #ifndef ARCH_H
 #define ARCH_H
 
+#ifdef __WORDSIZE
+#define BITS_PER_LONG	__WORDSIZE
+#else
+#define BITS_PER_LONG	32
+#endif
+
 enum {
-	arch_x86_64,
+	arch_x86_64 = 1,
 	arch_i386,
 	arch_ppc,
 	arch_ia64,
 	arch_s390,
 	arch_alpha,
-};
+	arch_sparc,
+	arch_sparc64,
+	arch_arm,
+	arch_sh,
+	arch_hppa,
+	arch_mips,
 
-static inline unsigned long generic_ffz(unsigned long word)
-{
-	unsigned int i;
+	arch_generic,
 
-	for (i = 0; i < sizeof(word) * 8; i++)
-		if ((word & (1UL << i)) == 0)
-			return i;
+	arch_nr,
+};
 
-	return -1;
-}
+enum {
+	ARCH_FLAG_1	= 1 << 0,
+	ARCH_FLAG_2	= 1 << 1,
+	ARCH_FLAG_3	= 1 << 2,
+	ARCH_FLAG_4	= 1 << 3,
+};
 
 #if defined(__i386__)
 #include "arch-x86.h"
 #elif defined(__x86_64__)
 #include "arch-x86_64.h"
-#elif defined(__powerpc__) || defined(__powerpc64__)
+#elif defined(__powerpc__) || defined(__powerpc64__) || defined(__ppc__)
 #include "arch-ppc.h"
 #elif defined(__ia64__)
 #include "arch-ia64.h"
@@ -33,10 +45,34 @@ static inline unsigned long generic_ffz(unsigned long word)
 #include "arch-alpha.h"
 #elif defined(__s390x__) || defined(__s390__)
 #include "arch-s390.h"
+#elif defined(__sparc__)
+#include "arch-sparc.h"
+#elif defined(__sparc64__)
+#include "arch-sparc64.h"
+#elif defined(__arm__)
+#include "arch-arm.h"
+#elif defined(__mips__) || defined(__mips64__)
+#include "arch-mips.h"
+#elif defined(__sh__)
+#include "arch-sh.h"
+#elif defined(__hppa__)
+#include "arch-hppa.h"
+#else
+#warning "Unknown architecture, attempting to use generic model."
+#include "arch-generic.h"
+#endif
+
+#ifdef ARCH_HAVE_FFZ
+#define ffz(bitmask)	arch_ffz(bitmask)
 #else
-#error "Unsupported arch"
+#include "../lib/ffz.h"
 #endif
 
-#define BITS_PER_LONG	(__WORDSIZE)
+#ifndef ARCH_HAVE_INIT
+static inline int arch_init(char *envp[])
+{
+	return 0;
+}
+#endif
 
 #endif