Blame view

kernel/linux-rt-4.4.41/arch/m68k/include/asm/timex.h 907 Bytes
5113f6f70   김현기   kernel add
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
  /*
   * linux/include/asm-m68k/timex.h
   *
   * m68k architecture timex specifications
   */
  #ifndef _ASMm68K_TIMEX_H
  #define _ASMm68K_TIMEX_H
  
  #ifdef CONFIG_COLDFIRE
  /*
   * CLOCK_TICK_RATE should give the underlying frequency of the tick timer
   * to make ntp work best.  For Coldfires, that's the main clock.
   */
  #include <asm/coldfire.h>
  #define CLOCK_TICK_RATE	MCF_CLK
  #else
  /*
   * This default CLOCK_TICK_RATE is probably wrong for many 68k boards
   * Users of those boards will need to check and modify accordingly
   */
  #define CLOCK_TICK_RATE	1193180 /* Underlying HZ */
  #endif
  
  typedef unsigned long cycles_t;
  
  static inline cycles_t get_cycles(void)
  {
  	return 0;
  }
  
  extern unsigned long (*mach_random_get_entropy)(void);
  
  static inline unsigned long random_get_entropy(void)
  {
  	if (mach_random_get_entropy)
  		return mach_random_get_entropy();
  	return 0;
  }
  #define random_get_entropy	random_get_entropy
  
  #endif