processor.h File Reference

#include <asm/spr_defs.h>
#include <asm/page.h>
#include <asm/ptrace.h>

Go to the source code of this file.

Data Structures
struct	thread_struct

Macros
#define	STACK_TOP   TASK_SIZE
#define	STACK_TOP_MAX   STACK_TOP
#define	KERNEL_SR
#define	USER_SR
#define	current_text_addr()   ({ __label__ _l; _l: &&_l; })
#define	TASK_SIZE   (0x80000000UL)
#define	TASK_UNMAPPED_BASE   (TASK_SIZE / 8 * 3)
#define	user_regs(thread_info)   (((struct pt_regs *)((unsigned long)(thread_info) + THREAD_SIZE - STACK_FRAME_OVERHEAD)) - 1)
#define	task_pt_regs(task)   user_regs(task_thread_info(task))
#define	current_regs()   user_regs(current_thread_info())
#define	INIT_SP   (sizeof(init_stack) + (unsigned long) &init_stack)
#define	INIT_THREAD   { }
#define	KSTK_EIP(tsk)   (task_pt_regs(tsk)->pc)
#define	KSTK_ESP(tsk)   (task_pt_regs(tsk)->sp)
#define	init_stack   (init_thread_union.stack)
#define	cpu_relax()   barrier()

Functions
int	kernel_thread (int(*fn)(void *), void *arg, unsigned long flags)
void	start_thread (struct pt_regs *regs, unsigned long nip, unsigned long sp)
void	release_thread (struct task_struct *)
unsigned long	get_wchan (struct task_struct *p)
void	exit_thread (void)
unsigned long	thread_saved_pc (struct task_struct *t)

Macro Definition Documentation

#define cpu_relax

(

void

)

barrier()

Definition at line 106 of file processor.h.

#define current_regs

(

)

user_regs(current_thread_info())

Definition at line 73 of file processor.h.

#define current_text_addr

(

void

)

({ __label__ _l; _l: &&_l; })

Definition at line 37 of file processor.h.

#define INIT_SP   (sizeof(init_stack) + (unsigned long) &init_stack)

Definition at line 75 of file processor.h.

#define init_stack   (init_thread_union.stack)

Definition at line 104 of file processor.h.

#define INIT_THREAD   { }

Definition at line 77 of file processor.h.

#define KERNEL_SR

Value:

(SPR_SR_DME | SPR_SR_IME | SPR_SR_ICE \
           | SPR_SR_DCE | SPR_SR_SM)

Definition at line 29 of file processor.h.

#define KSTK_EIP

(

tsk

)

(task_pt_regs(tsk)->pc)

Definition at line 80 of file processor.h.

#define KSTK_ESP

(

tsk

)

(task_pt_regs(tsk)->sp)

Definition at line 81 of file processor.h.

#define STACK_TOP   TASK_SIZE

Definition at line 26 of file processor.h.

#define STACK_TOP_MAX   STACK_TOP

Definition at line 27 of file processor.h.

#define task_pt_regs

(

task

)

user_regs(task_thread_info(task))

Definition at line 72 of file processor.h.

#define TASK_SIZE   (0x80000000UL)

Definition at line 44 of file processor.h.

#define TASK_UNMAPPED_BASE   (TASK_SIZE / 8 * 3)

Definition at line 49 of file processor.h.

#define user_regs

(

thread_info

)

(((struct pt_regs *)((unsigned long)(thread_info) + THREAD_SIZE - STACK_FRAME_OVERHEAD)) - 1)

Definition at line 66 of file processor.h.

#define USER_SR

Value:

(SPR_SR_DME | SPR_SR_IME | SPR_SR_ICE \
           | SPR_SR_DCE | SPR_SR_IEE | SPR_SR_TEE)

Definition at line 31 of file processor.h.

Function Documentation

void exit_thread ( void  )

inline

Definition at line 94 of file processor.h.

unsigned long get_wchan

(

struct task_struct *

p

)

Definition at line 419 of file process.c.

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

Definition at line 333 of file process.c.

void release_thread

(

struct task_struct *

)

Definition at line 233 of file process.c.

void start_thread	(	struct pt_regs *	regs,
		unsigned long	nip,
		unsigned long	sp
	)

Definition at line 204 of file process.c.

unsigned long thread_saved_pc

(

struct task_struct *

t

)

Definition at line 404 of file process.c.