linux-stable/arch/arm/mach-ebsa110/include/mach/io.h
Thomas Gleixner d2912cb15b treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500
Based on 2 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license version 2 as
  published by the free software foundation

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license version 2 as
  published by the free software foundation #

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 4122 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Enrico Weigelt <info@metux.net>
Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org>
Reviewed-by: Allison Randal <allison@lohutok.net>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190604081206.933168790@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-06-19 17:09:55 +02:00

89 lines
2.5 KiB
C

/* SPDX-License-Identifier: GPL-2.0-only */
/*
* arch/arm/mach-ebsa110/include/mach/io.h
*
* Copyright (C) 1997,1998 Russell King
*
* Modifications:
* 06-Dec-1997 RMK Created.
*/
#ifndef __ASM_ARM_ARCH_IO_H
#define __ASM_ARM_ARCH_IO_H
u8 __inb8(unsigned int port);
void __outb8(u8 val, unsigned int port);
u8 __inb16(unsigned int port);
void __outb16(u8 val, unsigned int port);
u16 __inw(unsigned int port);
void __outw(u16 val, unsigned int port);
u32 __inl(unsigned int port);
void __outl(u32 val, unsigned int port);
u8 __readb(const volatile void __iomem *addr);
u16 __readw(const volatile void __iomem *addr);
u32 __readl(const volatile void __iomem *addr);
void __writeb(u8 val, volatile void __iomem *addr);
void __writew(u16 val, volatile void __iomem *addr);
void __writel(u32 val, volatile void __iomem *addr);
/*
* Argh, someone forgot the IOCS16 line. We therefore have to handle
* the byte stearing by selecting the correct byte IO functions here.
*/
#ifdef ISA_SIXTEEN_BIT_PERIPHERAL
#define inb(p) __inb16(p)
#define outb(v,p) __outb16(v,p)
#else
#define inb(p) __inb8(p)
#define outb(v,p) __outb8(v,p)
#endif
#define inw(p) __inw(p)
#define outw(v,p) __outw(v,p)
#define inl(p) __inl(p)
#define outl(v,p) __outl(v,p)
#define readb(b) __readb(b)
#define readw(b) __readw(b)
#define readl(b) __readl(b)
#define readb_relaxed(addr) readb(addr)
#define readw_relaxed(addr) readw(addr)
#define readl_relaxed(addr) readl(addr)
#define writeb(v,b) __writeb(v,b)
#define writew(v,b) __writew(v,b)
#define writel(v,b) __writel(v,b)
#define insb insb
extern void insb(unsigned int port, void *buf, int sz);
#define insw insw
extern void insw(unsigned int port, void *buf, int sz);
#define insl insl
extern void insl(unsigned int port, void *buf, int sz);
#define outsb outsb
extern void outsb(unsigned int port, const void *buf, int sz);
#define outsw outsw
extern void outsw(unsigned int port, const void *buf, int sz);
#define outsl outsl
extern void outsl(unsigned int port, const void *buf, int sz);
/* can't support writesb atm */
#define writesw writesw
extern void writesw(volatile void __iomem *addr, const void *data, int wordlen);
#define writesl writesl
extern void writesl(volatile void __iomem *addr, const void *data, int longlen);
/* can't support readsb atm */
#define readsw readsw
extern void readsw(const volatile void __iomem *addr, void *data, int wordlen);
#define readsl readsl
extern void readsl(const volatile void __iomem *addr, void *data, int longlen);
#endif