param.h
来自「嵌入式系统设计与实验教材二源码linux内核移植与编译」· C头文件 代码 · 共 38 行
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38 行
#ifndef _ASM_ALPHA_PARAM_H#define _ASM_ALPHA_PARAM_H/* ??? Gross. I don't want to parameterize this, and supposedly the hardware ignores reprogramming. We also need userland buy-in to the change in HZ, since this is visible in the wait4 resources etc. */#include <linux/config.h>#ifndef HZ# ifndef CONFIG_ALPHA_RAWHIDE# define HZ 1024# else# define HZ 1200# endif#ifdef __KERNEL__# define hz_to_std(a) (a)#endif#endif#define EXEC_PAGESIZE 8192#ifndef NGROUPS#define NGROUPS 32#endif#ifndef NOGROUP#define NOGROUP (-1)#endif#define MAXHOSTNAMELEN 64 /* max length of hostname */#ifdef __KERNEL__# define CLOCKS_PER_SEC HZ /* frequency at which times() counts */#endif#endif /* _ASM_ALPHA_PARAM_H */
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