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File Content: `processor.h`

/*
 * Copyright (C) 2013 Altera Corporation
 * Copyright (C) 2010 Tobias Klauser <tklauser@distanz.ch>
 * Copyright (C) 2004 Microtronix Datacom Ltd
 * Copyright (C) 2001 Ken Hill (khill@microtronix.com)
 *                    Vic Phillips (vic@microtronix.com)
 *
 * based on SPARC asm/processor_32.h which is:
 *
 * Copyright (C) 1994 David S. Miller
 *
 * This file is subject to the terms and conditions of the GNU General Public
 * License.  See the file "COPYING" in the main directory of this archive
 * for more details.
 */

#ifndef _ASM_NIOS2_PROCESSOR_H
#define _ASM_NIOS2_PROCESSOR_H

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

#define NIOS2_FLAG_KTHREAD	0x00000001	/* task is a kernel thread */

#define NIOS2_OP_NOP		0x1883a
#define NIOS2_OP_BREAK		0x3da03a

#ifdef __KERNEL__

#define STACK_TOP	TASK_SIZE
#define STACK_TOP_MAX	STACK_TOP

#endif /* __KERNEL__ */

/* Kuser helpers is mapped to this user space address */
#define KUSER_BASE		0x1000
#define KUSER_SIZE		(PAGE_SIZE)
#ifndef __ASSEMBLY__

# define TASK_SIZE		0x7FFF0000UL
# define TASK_UNMAPPED_BASE	(PAGE_ALIGN(TASK_SIZE / 3))

/* The Nios processor specific thread struct. */
struct thread_struct {
	struct pt_regs *kregs;

	/* Context switch saved kernel state. */
	unsigned long ksp;
	unsigned long kpsr;
};

#define INIT_MMAP \
	{ &init_mm, (0), (0), __pgprot(0x0), VM_READ | VM_WRITE | VM_EXEC }

# define INIT_THREAD {			\
	.kregs	= NULL,			\
	.ksp	= 0,			\
	.kpsr	= 0,			\
}

extern void start_thread(struct pt_regs *regs, unsigned long pc,
			unsigned long sp);

struct task_struct;

/* Free all resources held by a thread. */
static inline void release_thread(struct task_struct *dead_task)
{
}

extern unsigned long get_wchan(struct task_struct *p);

#define task_pt_regs(p) \
	((struct pt_regs *)(THREAD_SIZE + task_stack_page(p)) - 1)

/* Used by procfs */
#define KSTK_EIP(tsk)	((tsk)->thread.kregs->ea)
#define KSTK_ESP(tsk)	((tsk)->thread.kregs->sp)

#define cpu_relax()	barrier()

#endif /* __ASSEMBLY__ */

#endif /* _ASM_NIOS2_PROCESSOR_H */

Name	Size	Permission
Kbuild	1043 bytes	0644
asm-macros.h	6375 bytes	0644
asm-offsets.h	209 bytes	0644
cache.h	679 bytes	0644
cacheflush.h	1937 bytes	0644
checksum.h	2083 bytes	0644
cpuinfo.h	851 bytes	0644
delay.h	547 bytes	0644
elf.h	2675 bytes	0644
entry.h	2659 bytes	0644
io.h	1805 bytes	0644
irq.h	303 bytes	0644
irqflags.h	1193 bytes	0644
kgdb.h	1325 bytes	0644
linkage.h	318 bytes	0644
mmu.h	445 bytes	0644
mmu_context.h	1730 bytes	0644
page.h	2932 bytes	0644
pgalloc.h	1218 bytes	0644
pgtable-bits.h	1073 bytes	0644
pgtable.h	8110 bytes	0644
processor.h	2068 bytes	0644
ptrace.h	2345 bytes	0644
registers.h	1596 bytes	0644
setup.h	458 bytes	0644
shmparam.h	252 bytes	0644
string.h	618 bytes	0644
switch_to.h	866 bytes	0644
syscall.h	1609 bytes	0644
syscalls.h	328 bytes	0644
thread_info.h	3348 bytes	0644
timex.h	367 bytes	0644
tlb.h	664 bytes	0644
tlbflush.h	1394 bytes	0644
traps.h	514 bytes	0644
uaccess.h	5328 bytes	0644

File Content: processor.h

File Content: `processor.h`