xnu-1699.32.7.tar.gz

[apple/xnu.git] / bsd / libkern / libkern.h

diff --git a/bsd/libkern/libkern.h b/bsd/libkern/libkern.h
index c7588d418e6c15ad7d3a7d28e85688ffda2baaf7..8259186d03ae9e8a1684f5f63925465da9ca58d1 100644 (file)
--- a/bsd/libkern/libkern.h
+++ b/bsd/libkern/libkern.h
@@ -76,9 +76,6 @@
 #include <sys/cdefs.h>
 #include <sys/types.h>
 #include <mach/vm_param.h>
-#if __arm__
-#include <arm/arch.h> /* for _ARM_ARCH_* */
-#endif
 
 #ifdef __APPLE_API_OBSOLETE
 /* BCD conversions. */
@@ -126,13 +123,13 @@ min(u_int a, u_int b)
 {
        return (a < b ? a : b);
 }
-static inline u_long
-ulmax(u_long a, u_long b)
+static inline u_int32_t
+ulmax(u_int32_t a, u_int32_t b)
 {
        return (a > b ? a : b);
 }
-static inline u_long
-ulmin(u_long a, u_long b)
+static inline u_int32_t
+ulmin(u_int32_t a, u_int32_t b)
 {
        return (a < b ? a : b);
 }
@@ -142,7 +139,7 @@ ulmin(u_long a, u_long b)
 /* Prototypes for non-quad routines. */
 extern int     ffs(int);
 extern int     locc(int, char *, u_int);
-extern u_long  random(void);
+extern u_int32_t       random(void);
 extern char    *rindex(const char *, int);
 extern int     scanc(u_int, u_char *, const u_char *, int);
 extern int     skpc(int, int, char *);
@@ -159,9 +156,17 @@ int        sprintf(char *bufp, const char *, ...) __deprecated;
 int    sscanf(const char *, char const *, ...) __scanflike(2,3);
 int    printf(const char *, ...) __printflike(1,2);
 
+#if KERNEL_PRIVATE
+int    _consume_printf_args(int, ...);
+#endif
+
 #if CONFIG_NO_PRINTF_STRINGS
+#if KERNEL_PRIVATE
+#define printf(x, ...)  _consume_printf_args( 0, ## __VA_ARGS__ )
+#else
 #define printf(x, ...)  do {} while (0)
 #endif
+#endif
 
 uint32_t       crc32(uint32_t crc, const void *bufp, size_t len);
 
@@ -179,8 +184,13 @@ extern int vsnprintf(char *, size_t, const char *, va_list);
 /* vsprintf() is being deprecated. Please use vsnprintf() instead. */
 extern int     vsprintf(char *bufp, const char *, va_list) __deprecated;
 
+#ifdef KERNEL_PRIVATE
 extern void invalidate_icache(vm_offset_t, unsigned, int);
 extern void flush_dcache(vm_offset_t, unsigned, int);
+#else
+extern void invalidate_icache(vm_offset_t, unsigned, int);
+extern void flush_dcache(vm_offset_t, unsigned, int);
+#endif
 extern void invalidate_icache64(addr64_t, unsigned, int);
 extern void flush_dcache64(addr64_t, unsigned, int);
 
@@ -193,16 +203,7 @@ extern void flush_dcache64(addr64_t, unsigned, int);
 static __inline__ unsigned int
 clz(unsigned int num)
 {
-#if __ppc__
-       unsigned int result;
-       __asm__ volatile(
-               "cntlzw %0, %1"
-               : "=r" (result)
-               : "r" (num)
-       );
-       return result;
-
-#elif __i386__
+#if __i386__
        unsigned int result;
        __asm__ volatile(
                "bsrl   %1, %0\n\t"
@@ -212,15 +213,6 @@ clz(unsigned int num)
        );
        return 31 ^ result;
 
-#elif __arm__ && !__thumb__ && defined(_ARM_ARCH_5)
-       unsigned int result;
-       __asm__ volatile(
-               "clz %0, %1"
-               : "=r" (result)
-               : "r" (num)
-       );
-
-       return result;
 #else
        return num?__builtin_clz(num):__builtin_clz(0);
 #endif