1 /**************************************************************************** 2 **************************************************************************** 3 *** 4 *** This header was automatically generated from a Linux kernel header 5 *** of the same name, to make information necessary for userspace to 6 *** call into the kernel available to libc. It contains only constants, 7 *** structures, and macros generated from the original header, and thus, 8 *** contains no copyrightable information. 9 *** 10 **************************************************************************** 11 ****************************************************************************/ 12 #ifndef __ASM_ARM_DELAY_H 13 #define __ASM_ARM_DELAY_H 14 15 #include <asm/param.h> 16 17 #define MAX_UDELAY_MS 2 18 19 #define udelay(n) (__builtin_constant_p(n) ? ((n) > (MAX_UDELAY_MS * 1000) ? __bad_udelay() : __const_udelay((n) * ((2199023U*HZ)>>11))) : __udelay(n)) 20 21 #endif 22 23