base/ipc/bits/bits.c File Reference

#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/errno.h>
#include <linux/config.h>
#include <linux/version.h>
#include <asm/uaccess.h>
#include <rtai_schedcore.h>
#include <rtai_sched.h>
#include <rtai_lxrt.h>
#include <rtai_bits.h>
#include <rtai_registry.h>

Include dependency graph for bits.c:

Go to the source code of this file.

Defines
#define	MASK0(x)   ((unsigned long *)&(x))[0]
#define	MASK1(x)   ((unsigned long *)&(x))[1]
#define	TEST_BUF(x, y)   do { (x)->retval = (unsigned long)(y); } while (0)
#define	TEST_FUN(x)   ((long *)((unsigned long)(x)->retval))[0]
#define	TEST_MASK(x)   ((unsigned long *)((unsigned long)(x)->retval))[1]
Functions
	MODULE_LICENSE ("GPL")
int	all_set (BITS *bits, unsigned long mask)
int	any_set (BITS *bits, unsigned long mask)
int	all_clr (BITS *bits, unsigned long mask)
int	any_clr (BITS *bits, unsigned long mask)
int	all_set_and_any_set (BITS *bits, unsigned long masks)
int	all_set_and_all_clr (BITS *bits, unsigned long masks)
int	all_set_and_any_clr (BITS *bits, unsigned long masks)
int	any_set_and_all_clr (BITS *bits, unsigned long masks)
int	any_set_and_any_clr (BITS *bits, unsigned long masks)
int	all_clr_and_any_clr (BITS *bits, unsigned long masks)
int	all_set_or_any_set (BITS *bits, unsigned long masks)
int	all_set_or_all_clr (BITS *bits, unsigned long masks)
int	all_set_or_any_clr (BITS *bits, unsigned long masks)
int	any_set_or_all_clr (BITS *bits, unsigned long masks)
int	any_set_or_any_clr (BITS *bits, unsigned long masks)
int	all_clr_or_any_clr (BITS *bits, unsigned long masks)
void	set_bits (BITS *bits, unsigned long mask)
void	clr_bits (BITS *bits, unsigned long mask)
void	set_clr_bits (BITS *bits, unsigned long masks)
void	nop_fun (BITS *bits, unsigned long mask)
void	rt_bits_init (BITS *bits, unsigned long mask)
int	rt_bits_delete (BITS *bits)
unsigned long	rt_get_bits (BITS *bits)
int	rt_bits_reset (BITS *bits, unsigned long mask)
unsigned long	rt_bits_signal (BITS *bits, int setfun, unsigned long masks)
int	_rt_bits_wait (BITS *bits, int testfun, unsigned long testmasks, int exitfun, unsigned long exitmasks, unsigned long *resulting_mask, int space)
int	_rt_bits_wait_if (BITS *bits, int testfun, unsigned long testmasks, int exitfun, unsigned long exitmasks, unsigned long *resulting_mask, int space)
int	_rt_bits_wait_until (BITS *bits, int testfun, unsigned long testmasks, int exitfun, unsigned long exitmasks, RTIME time, unsigned long *resulting_mask, int space)
int	_rt_bits_wait_timed (BITS *bits, int testfun, unsigned long testmasks, int exitfun, unsigned long exitmasks, RTIME delay, unsigned long *resulting_mask, int space)
BITS *	rt_named_bits_init (const char *bits_name, unsigned long mask)
int	rt_named_bits_delete (BITS *bits)
void *	rt_bits_init_u (unsigned long name, unsigned long mask)
int	rt_bits_delete_u (BITS *bits)
int	set_rt_fun_entries (struct rt_native_fun_entry *entry)
void	reset_rt_fun_entries (struct rt_native_fun_entry *entry)
int	__rtai_bits_init (void)
void	__rtai_bits_exit (void)
	module_init (__rtai_bits_init)
	module_exit (__rtai_bits_exit)
	EXPORT_SYMBOL (rt_bits_init)
	EXPORT_SYMBOL (rt_bits_delete)
	EXPORT_SYMBOL (rt_get_bits)
	EXPORT_SYMBOL (rt_bits_reset)
	EXPORT_SYMBOL (rt_bits_signal)
	EXPORT_SYMBOL (_rt_bits_wait)
	EXPORT_SYMBOL (rt_named_bits_init)
	EXPORT_SYMBOL (rt_named_bits_delete)
Variables
int(*	test_fun [])(BITS *, unsigned long)=
void(*	exec_fun [])(BITS *, unsigned long)=
rt_native_fun_entry	rt_bits_entries []

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Define Documentation

#define MASK0 (  x   )     ((unsigned long *)&(x))[0]

Definition at line 33 of file bits.c. Referenced by all_clr_and_any_clr(), all_clr_or_any_clr(), all_set_and_all_clr(), all_set_and_any_clr(), all_set_and_any_set(), all_set_or_all_clr(), all_set_or_any_clr(), all_set_or_any_set(), any_set_and_all_clr(), any_set_and_any_clr(), any_set_or_all_clr(), any_set_or_any_clr(), and set_clr_bits().

#define MASK1 (  x   )     ((unsigned long *)&(x))[1]

Definition at line 34 of file bits.c. Referenced by all_clr_and_any_clr(), all_clr_or_any_clr(), all_set_and_all_clr(), all_set_and_any_clr(), all_set_and_any_set(), all_set_or_all_clr(), all_set_or_any_clr(), all_set_or_any_set(), any_set_and_all_clr(), any_set_and_any_clr(), any_set_or_all_clr(), any_set_or_any_clr(), and set_clr_bits().

#define TEST_BUF (  x, y   )     do { (x)->retval = (unsigned long)(y); } while (0)

Definition at line 188 of file bits.c. Referenced by _rt_bits_wait(), and _rt_bits_wait_until().

#define TEST_FUN (  x   )     ((long *)((unsigned long)(x)->retval))[0]

Definition at line 189 of file bits.c. Referenced by _rt_bits_wait(), _rt_bits_wait_until(), and rt_bits_signal().

#define TEST_MASK (  x   )     ((unsigned long *)((unsigned long)(x)->retval))[1]

Definition at line 190 of file bits.c. Referenced by _rt_bits_wait(), _rt_bits_wait_until(), and rt_bits_signal().

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Function Documentation

void __rtai_bits_exit (  void   )

Definition at line 466 of file bits.c. References reset_rt_fun_entries(), and rt_bits_entries. Here is the call graph for this function:

int __rtai_bits_init (  void   )

Definition at line 461 of file bits.c. References rt_bits_entries, and set_rt_fun_entries(). Here is the call graph for this function:

int _rt_bits_wait (  BITS *  bits, int  testfun, unsigned long  testmasks, int  exitfun, unsigned long  exitmasks, unsigned long *  resulting_mask, int  space )

Definition at line 261 of file bits.c. References BITS, BITS_ERR, enqueue_blocked(), exec_fun, flags, RT_BITS_MAGIC, RT_SCHED_SEMAPHORE, rt_schedule(), RT_TASK, TEST_BUF, TEST_FUN, test_fun, and TEST_MASK. Here is the call graph for this function:

int _rt_bits_wait_if (  BITS *  bits, int  testfun, unsigned long  testmasks, int  exitfun, unsigned long  exitmasks, unsigned long *  resulting_mask, int  space )

Definition at line 302 of file bits.c. References BITS, BITS_ERR, exec_fun, flags, RT_BITS_MAGIC, and test_fun.

int _rt_bits_wait_timed (  BITS *  bits, int  testfun, unsigned long  testmasks, int  exitfun, unsigned long  exitmasks, RTIME  delay, unsigned long *  resulting_mask, int  space )

Definition at line 379 of file bits.c. References _rt_bits_wait_until(), BITS, and RTIME. Here is the call graph for this function:

int _rt_bits_wait_until (  BITS *  bits, int  testfun, unsigned long  testmasks, int  exitfun, unsigned long  exitmasks, RTIME  time, unsigned long *  resulting_mask, int  space )

Definition at line 328 of file bits.c. References BITS, BITS_ERR, BITS_TIMOUT, dequeue_blocked(), enqueue_blocked(), exec_fun, flags, RT_BITS_MAGIC, RT_SCHED_DELAYED, RT_SCHED_SEMAPHORE, rt_schedule(), RT_TASK, RTIME, TEST_BUF, TEST_FUN, test_fun, and TEST_MASK. Referenced by _rt_bits_wait_timed(). Here is the call graph for this function:

int all_clr (  BITS *  bits, unsigned long  mask )  [static]

Definition at line 46 of file bits.c. References BITS.

int all_clr_and_any_clr (  BITS *  bits, unsigned long  masks )  [static]

Definition at line 81 of file bits.c. References BITS, MASK0, and MASK1.

int all_clr_or_any_clr (  BITS *  bits, unsigned long  masks )  [static]

Definition at line 111 of file bits.c. References BITS, MASK0, and MASK1.

int all_set (  BITS *  bits, unsigned long  mask )  [static]

Definition at line 36 of file bits.c. References BITS.

int all_set_and_all_clr (  BITS *  bits, unsigned long  masks )  [static]

Definition at line 61 of file bits.c. References BITS, MASK0, and MASK1.

int all_set_and_any_clr (  BITS *  bits, unsigned long  masks )  [static]

Definition at line 66 of file bits.c. References BITS, MASK0, and MASK1.

int all_set_and_any_set (  BITS *  bits, unsigned long  masks )  [static]

Definition at line 56 of file bits.c. References BITS, MASK0, and MASK1.

int all_set_or_all_clr (  BITS *  bits, unsigned long  masks )  [static]

Definition at line 91 of file bits.c. References BITS, MASK0, and MASK1.

int all_set_or_any_clr (  BITS *  bits, unsigned long  masks )  [static]

Definition at line 96 of file bits.c. References BITS, MASK0, and MASK1.

int all_set_or_any_set (  BITS *  bits, unsigned long  masks )  [static]

Definition at line 86 of file bits.c. References BITS, MASK0, and MASK1.

int any_clr (  BITS *  bits, unsigned long  mask )  [static]

Definition at line 51 of file bits.c. References BITS.

int any_set (  BITS *  bits, unsigned long  mask )  [static]

Definition at line 41 of file bits.c. References BITS.

int any_set_and_all_clr (  BITS *  bits, unsigned long  masks )  [static]

Definition at line 71 of file bits.c. References BITS, MASK0, and MASK1.

int any_set_and_any_clr (  BITS *  bits, unsigned long  masks )  [static]

Definition at line 76 of file bits.c. References BITS, MASK0, and MASK1.

int any_set_or_all_clr (  BITS *  bits, unsigned long  masks )  [static]

Definition at line 101 of file bits.c. References BITS, MASK0, and MASK1.

int any_set_or_any_clr (  BITS *  bits, unsigned long  masks )  [static]

Definition at line 106 of file bits.c. References BITS, MASK0, and MASK1.

void clr_bits (  BITS *  bits, unsigned long  mask )  [static]

Definition at line 121 of file bits.c. References BITS.

EXPORT_SYMBOL (  rt_named_bits_delete   )

EXPORT_SYMBOL (  rt_named_bits_init   )

EXPORT_SYMBOL (  _rt_bits_wait   )

EXPORT_SYMBOL (  rt_bits_signal   )

EXPORT_SYMBOL (  rt_bits_reset   )

EXPORT_SYMBOL (  rt_get_bits   )

EXPORT_SYMBOL (  rt_bits_delete   )

EXPORT_SYMBOL (  rt_bits_init   )

module_exit (  __rtai_bits_exit   )

module_init (  __rtai_bits_init   )

MODULE_LICENSE (  "GPL"   )

void nop_fun (  BITS *  bits, unsigned long  mask )  [static]

Definition at line 131 of file bits.c. References BITS.

void reset_rt_fun_entries (  struct rt_native_fun_entry *  entry  )

Definition at line 1543 of file sched.c.

int rt_bits_delete (  BITS *  bits  )

Definition at line 160 of file bits.c. References BITS, BITS_ERR, flags, RT_BITS_MAGIC, RT_SCHED_DELAYED, RT_SCHED_READY, RT_SCHED_SEMAPHORE, RT_TASK, and task. Referenced by rt_bits_delete_u(), rt_named_bits_delete(), and rt_named_bits_init().

int rt_bits_delete_u (  BITS *  bits  )

Definition at line 432 of file bits.c. References BITS, rt_bits_delete(), rt_drg_on_adr(), and rt_free(). Here is the call graph for this function:

void rt_bits_init (  BITS *  bits, unsigned long  mask )

Definition at line 151 of file bits.c. References BITS, and RT_BITS_MAGIC. Referenced by rt_bits_init_u(), and rt_named_bits_init().

void* rt_bits_init_u (  unsigned long  name, unsigned long  mask )

Definition at line 415 of file bits.c. References BITS, IS_BIT, rt_bits_init(), rt_free(), rt_get_adr(), rt_malloc(), and rt_register(). Here is the call graph for this function:

int rt_bits_reset (  BITS *  bits, unsigned long  mask )

Definition at line 197 of file bits.c. References BITS, BITS_ERR, dequeue_blocked(), flags, RT_BITS_MAGIC, RT_SCHED_DELAYED, RT_SCHED_READY, RT_SCHED_SEMAPHORE, RT_TASK, and task. Here is the call graph for this function:

unsigned long rt_bits_signal (  BITS *  bits, int  setfun, unsigned long  masks )

Definition at line 228 of file bits.c. References BITS, BITS_ERR, dequeue_blocked(), exec_fun, flags, RT_BITS_MAGIC, RT_SCHED_DELAYED, RT_SCHED_READY, RT_SCHED_SEMAPHORE, RT_TASK, task, TEST_FUN, test_fun, and TEST_MASK. Here is the call graph for this function:

unsigned long rt_get_bits (  BITS *  bits  )

Definition at line 192 of file bits.c. References BITS.

int rt_named_bits_delete (  BITS *  bits  )

Definition at line 407 of file bits.c. References BITS, rt_bits_delete(), rt_drg_on_adr(), and rt_free(). Here is the call graph for this function:

BITS* rt_named_bits_init (  const char *  bits_name, unsigned long  mask )

Definition at line 388 of file bits.c. References BITS, IS_BIT, nam2num(), rt_bits_delete(), rt_bits_init(), rt_free(), rt_get_adr(), rt_malloc(), rt_register(), and SEM. Here is the call graph for this function:

void set_bits (  BITS *  bits, unsigned long  mask )  [static]

Definition at line 116 of file bits.c. References BITS.

void set_clr_bits (  BITS *  bits, unsigned long  masks )  [static]

Definition at line 126 of file bits.c. References BITS, MASK0, and MASK1.

int set_rt_fun_entries (  struct rt_native_fun_entry *  entry  )

Definition at line 1555 of file sched.c.

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Variable Documentation

void(* exec_fun[])(BITS *, unsigned long)= [static]

Definition at line 145 of file bits.c. Referenced by _rt_bits_wait(), _rt_bits_wait_if(), _rt_bits_wait_until(), and rt_bits_signal().

struct rt_native_fun_entry rt_bits_entries[]

Initial value: { { { 0, rt_bits_init_u }, BITS_INIT }, { { 0, rt_bits_delete_u }, BITS_DELETE }, { { 0, rt_named_bits_init }, NAMED_BITS_INIT }, { { 0, rt_named_bits_delete }, NAMED_BITS_DELETE }, { { 1, rt_get_bits }, BITS_GET }, { { 1, rt_bits_reset }, BITS_RESET }, { { 1, rt_bits_signal }, BITS_SIGNAL }, { { 1, _rt_bits_wait }, BITS_WAIT }, { { 1, _rt_bits_wait_if }, BITS_WAIT_IF }, { { 1, _rt_bits_wait_until }, BITS_WAIT_UNTIL }, { { 1, _rt_bits_wait_timed }, BITS_WAIT_TIMED }, { { 0, 0 }, 000 } } Definition at line 443 of file bits.c. Referenced by __rtai_bits_exit(), and __rtai_bits_init().

int(* test_fun[])(BITS *, unsigned long)= [static]

Definition at line 135 of file bits.c. Referenced by _rt_bits_wait(), _rt_bits_wait_if(), _rt_bits_wait_until(), and rt_bits_signal().

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