process.c File Reference

#include <linux/module.h>
#include <linux/unistd.h>
#include <linux/user.h>
#include <linux/uaccess.h>
#include <linux/slab.h>
#include <linux/sched.h>
#include <linux/tick.h>
#include <linux/fs.h>
#include <linux/err.h>
#include <asm/blackfin.h>
#include <asm/fixed_code.h>
#include <asm/mem_map.h>
#include <asm/irq.h>

Go to the source code of this file.

Macros
#define	ASYNC_ENABLED(bnum, bctlnum)

Functions
asmlinkage void	ret_from_fork (void)
	EXPORT_SYMBOL (pm_idle)
	EXPORT_SYMBOL (pm_power_off)
void	cpu_idle (void)
void	kernel_thread_helper (void)
	__asm__ (".section .text\n"".align 4\n""_kernel_thread_helper:\n\t""\tsp += -12;\n\t""\tr0 = r1;\n\t""\tcall (p1);\n\t""\tcall _do_exit;\n"".previous")
pid_t	kernel_thread (int(*fn)(void *), void *arg, unsigned long flags)
	EXPORT_SYMBOL (kernel_thread)
void	start_thread (struct pt_regs *regs, unsigned long new_ip, unsigned long new_sp)
	EXPORT_SYMBOL_GPL (start_thread)
void	flush_thread (void)
asmlinkage int	bfin_vfork (struct pt_regs *regs)
asmlinkage int	bfin_clone (struct pt_regs *regs)
int	copy_thread (unsigned long clone_flags, unsigned long usp, unsigned long topstk, struct task_struct *p, struct pt_regs *regs)
asmlinkage int	sys_execve (const char __user *name, const char __user *const __user *argv, const char __user *const __user *envp)
unsigned long	get_wchan (struct task_struct *p)
void	finish_atomic_sections (struct pt_regs *regs)
int	bfin_mem_access_type (unsigned long addr, unsigned long size)

Variables
void *	current_l1_stack_save
int	nr_l1stack_tasks
void *	l1_stack_base
unsigned long	l1_stack_len
void(*	pm_idle )(void) = NULL
void(*	pm_power_off )(void) = NULL

Macro Definition Documentation

#define ASYNC_ENABLED	(		bnum,
			bctlnum
	)

Value:

({ \
    (bfin_read_EBIU_AMGCTL() & 0xe) < ((bnum + 1) << 1) ? 0 : \
    bfin_read_EBIU_AMBCTL##bctlnum() & B##bnum##RDYEN ? 0 : \
    1; \
})

Definition at line 337 of file process.c.

Function Documentation

__asm__

(

)

asmlinkage int bfin_clone

(

struct pt_regs *

regs

)

Definition at line 170 of file process.c.

int bfin_mem_access_type	(	unsigned long	addr,
		unsigned long	size
	)

bfin_mem_access_type() - what kind of memory access is required : the address to check : number of bytes needed

Returns

: <0 is error, >=0 is BFIN_MEM_ACCESS_xxx enum (see above)

Definition at line 391 of file process.c.

asmlinkage int bfin_vfork

(

struct pt_regs *

regs

)

Definition at line 164 of file process.c.

int copy_thread	(	unsigned long	clone_flags,
		unsigned long	usp,
		unsigned long	topstk,
		struct task_struct *	p,
		struct pt_regs *	regs
	)

Definition at line 191 of file process.c.

void cpu_idle

(

void

)

Definition at line 80 of file process.c.

EXPORT_SYMBOL

(

pm_idle

)

EXPORT_SYMBOL

(

pm_power_off

)

EXPORT_SYMBOL

(

kernel_thread

)

EXPORT_SYMBOL_GPL

(

start_thread

)

void finish_atomic_sections

(

struct pt_regs *

regs

)

Definition at line 251 of file process.c.

void flush_thread

(

void

)

Definition at line 160 of file process.c.

unsigned long get_wchan

(

struct task_struct *

p

)

Definition at line 228 of file process.c.

pid_t kernel_thread	(	int(*)(void *)	fn,
		void *	arg,
		unsigned long	flags
	)

Definition at line 119 of file process.c.

void kernel_thread_helper

(

void

)

asmlinkage void ret_from_fork

(

void

)

Definition at line 375 of file process.c.

void start_thread	(	struct pt_regs *	regs,
		unsigned long	new_ip,
		unsigned long	new_sp
	)

Definition at line 144 of file process.c.

asmlinkage int sys_execve	(	const char __user *	name,
		const char __user *const __user *	argv,
		const char __user *const __user *	envp
	)

Definition at line 211 of file process.c.

Variable Documentation

void* current_l1_stack_save

Definition at line 29 of file process.c.

void* l1_stack_base

Definition at line 39 of file process.c.

unsigned long l1_stack_len

Definition at line 40 of file process.c.

int nr_l1stack_tasks

Definition at line 34 of file process.c.

void(* pm_idle)(void) = NULL

default

Definition at line 45 of file process.c.

void(* pm_power_off)(void) = NULL

Definition at line 48 of file process.c.