OpenRISC: Headers

#include <generated/asm-offsets.h>

/*

 * OpenRISC Linux

 *

 * Linux architectural port borrowing liberally from similar works of

 * others.  All original copyrights apply as per the original source

 * declaration.

 *

 * OpenRISC implementation:

 * Copyright (C) 2003 Matjaz Breskvar <phoenix@bsemi.com>

 * Copyright (C) 2010-2011 Jonas Bonn <jonas@southpole.se>

 * et al.

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License as published by

 * the Free Software Foundation; either version 2 of the License, or

 * (at your option) any later version.

 */

#ifndef __ASM_OPENRISC_BITOPS_H

#define __ASM_OPENRISC_BITOPS_H

/*

 * Where we haven't written assembly versions yet, we fall back to the

 * generic implementations.  Otherwise, we pull in our (hopefully)

 * optimized versions.

 */

#include <linux/irqflags.h>

#include <linux/compiler.h>

/*

 * clear_bit may not imply a memory barrier

 */

#ifndef smp_mb__before_clear_bit

#define smp_mb__before_clear_bit()	smp_mb()

#define smp_mb__after_clear_bit()	smp_mb()

#endif

#include <asm/bitops/__ffs.h>

#include <asm-generic/bitops/ffz.h>

#include <asm/bitops/fls.h>

#include <asm/bitops/__fls.h>

#include <asm-generic/bitops/fls64.h>

#include <asm-generic/bitops/find.h>

#ifndef _LINUX_BITOPS_H

#error only <linux/bitops.h> can be included directly

#endif

#include <asm-generic/bitops/sched.h>

#include <asm/bitops/ffs.h>

#include <asm-generic/bitops/hweight.h>

#include <asm-generic/bitops/lock.h>

#include <asm-generic/bitops/atomic.h>

#include <asm-generic/bitops/non-atomic.h>

#include <asm-generic/bitops/ext2-atomic.h>

#endif /* __ASM_GENERIC_BITOPS_H */

/*

 * OpenRISC Linux

 *

 * Copyright (C) 2010-2011 Jonas Bonn <jonas@southpole.se>

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License as published by

 * the Free Software Foundation; either version 2 of the License, or

 * (at your option) any later version.

 */

#ifndef __ASM_OPENRISC___FFS_H

#define __ASM_OPENRISC___FFS_H

#ifdef CONFIG_OPENRISC_HAVE_INST_FF1

static inline unsigned long __ffs(unsigned long x)

{

	int ret;

	__asm__ ("l.ff1 %0,%1"

		 : "=r" (ret)

		 : "r" (x));

	return ret-1;

}

#else

#include <asm-generic/bitops/__ffs.h>

#endif

#endif /* __ASM_OPENRISC___FFS_H */

/*

 * OpenRISC Linux

 *

 * Copyright (C) 2010-2011 Jonas Bonn <jonas@southpole.se>

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License as published by

 * the Free Software Foundation; either version 2 of the License, or

 * (at your option) any later version.

 */

#ifndef __ASM_OPENRISC___FLS_H

#define __ASM_OPENRISC___FLS_H

#ifdef CONFIG_OPENRISC_HAVE_INST_FL1

static inline unsigned long __fls(unsigned long x)

{

	int ret;

	__asm__ ("l.fl1 %0,%1"

		 : "=r" (ret)

		 : "r" (x));

	return ret-1;

}

#else

#include <asm-generic/bitops/__fls.h>

#endif

#endif /* __ASM_OPENRISC___FLS_H */

/*

 * OpenRISC Linux

 *

 * Copyright (C) 2010-2011 Jonas Bonn <jonas@southpole.se>

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License as published by

 * the Free Software Foundation; either version 2 of the License, or

 * (at your option) any later version.

 */

#ifndef __ASM_OPENRISC_FFS_H

#define __ASM_OPENRISC_FFS_H

#ifdef CONFIG_OPENRISC_HAVE_INST_FF1

static inline int ffs(int x)

{

	int ret;

	__asm__ ("l.ff1 %0,%1"

		 : "=r" (ret)

		 : "r" (x));

	return ret;

}

#else

#include <asm-generic/bitops/ffs.h>

#endif

#endif /* __ASM_OPENRISC_FFS_H */