processor_64.h File Reference

#include <linux/compiler.h>
#include <asm/page.h>
#include <asm/types.h>
#include <cpu/registers.h>

Go to the source code of this file.

Data Structures
struct	sh_fpu_hard_struct
struct	sh_fpu_soft_struct
union	thread_xstate
struct	thread_struct

Macros
#define	current_text_addr()
#define	TASK_SIZE   0x7ffff000UL
#define	STACK_TOP   TASK_SIZE
#define	STACK_TOP_MAX   STACK_TOP
#define	TASK_UNMAPPED_BASE   (TASK_SIZE / 3)
#define	SR_MMU   0x80000000
#define	SR_IMASK   0x000000f0
#define	SR_FD   0x00008000
#define	SR_SSTEP   0x08000000
#define	INIT_MMAP   { &init_mm, 0, 0, NULL, PAGE_SHARED, VM_READ | VM_WRITE | VM_EXEC, 1, NULL, NULL }
#define	INIT_THREAD
#define	SR_USER   (SR_MMU | SR_FD)
#define	start_thread(_regs, new_pc, new_sp)
#define	copy_segments(p, mm)   do { } while (0)
#define	release_segments(mm)   do { } while (0)
#define	forget_segments()   do { } while (0)
#define	FPSCR_INIT   0x00000000
#define	fpinit(fpregs)   do { } while (0)
#define	thread_saved_pc(tsk)   (tsk->thread.pc)
#define	KSTK_EIP(tsk)   ((tsk)->thread.pc)
#define	KSTK_ESP(tsk)   ((tsk)->thread.sp)

Functions
void	release_thread (struct task_struct *)
int	kernel_thread (int(*fn)(void *), void *arg, unsigned long flags)
unsigned long	get_wchan (struct task_struct *p)

Variables
struct sh_fpu_hard_struct	__attribute__
struct task_struct *	last_task_used_math

Macro Definition Documentation

#define copy_segments	(		p,
			mm
	)		do { } while (0)

Definition at line 169 of file processor_64.h.

#define current_text_addr

(

void

)

Value:

({ \
void *pc; \
unsigned long long __dummy = 0; \
__asm__("gettr  tr0, %1\n\t" \
    "pta    4, tr0\n\t" \
    "gettr  tr0, %0\n\t" \
    "ptabs  %1, tr0\n\t"    \
    :"=r" (pc), "=r" (__dummy) \
    : "1" (__dummy)); \
pc; })

Definition at line 26 of file processor_64.h.

#define forget_segments

(

)

do { } while (0)

Definition at line 171 of file processor_64.h.

#define fpinit

(

fpregs

)

do { } while (0)

Definition at line 213 of file processor_64.h.

#define FPSCR_INIT   0x00000000

Definition at line 206 of file processor_64.h.

#define INIT_MMAP   { &init_mm, 0, 0, NULL, PAGE_SHARED, VM_READ | VM_WRITE | VM_EXEC, 1, NULL, NULL }

Definition at line 131 of file processor_64.h.

#define INIT_THREAD

Value:

{               \
    .sp     = sizeof(init_stack) +  \
              (long) &init_stack,   \
    .pc     = 0,            \
        .kregs      = &fake_swapper_regs,   \
    .uregs          = NULL,         \
    .address    = 0,            \
    .flags      = 0,            \
}

Definition at line 134 of file processor_64.h.

#define KSTK_EIP

(

tsk

)

((tsk)->thread.pc)

Definition at line 225 of file processor_64.h.

#define KSTK_ESP

(

tsk

)

((tsk)->thread.sp)

Definition at line 226 of file processor_64.h.

#define release_segments

(

mm

)

do { } while (0)

Definition at line 170 of file processor_64.h.

#define SR_FD   0x00008000

Definition at line 73 of file processor_64.h.

#define SR_IMASK   0x000000f0

Definition at line 72 of file processor_64.h.

#define SR_MMU   0x80000000

Definition at line 69 of file processor_64.h.

#define SR_SSTEP   0x08000000

Definition at line 74 of file processor_64.h.

#define SR_USER   (SR_MMU | SR_FD)

Definition at line 147 of file processor_64.h.

#define STACK_TOP   TASK_SIZE

Definition at line 44 of file processor_64.h.

#define STACK_TOP_MAX   STACK_TOP

Definition at line 45 of file processor_64.h.

#define start_thread	(		_regs,
			new_pc,
			new_sp
	)

Value:

_regs->sr = SR_USER;    /* User mode. */        \
    _regs->pc = new_pc - 4; /* Compensate syscall exit */   \
    _regs->pc |= 1;     /* Set SHmedia ! */     \
    _regs->regs[18] = 0;                    \
    _regs->regs[15] = new_sp

Definition at line 149 of file processor_64.h.

#define TASK_SIZE   0x7ffff000UL

Definition at line 42 of file processor_64.h.

#define TASK_UNMAPPED_BASE   (TASK_SIZE / 3)

Definition at line 50 of file processor_64.h.

#define thread_saved_pc

(

tsk

)

(tsk->thread.pc)

Definition at line 221 of file processor_64.h.

Function Documentation

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.

Variable Documentation

struct sh_fpu_hard_struct __attribute__

struct task_struct* last_task_used_math

Definition at line 63 of file process.c.