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/* SPDX-License-Identifier: GPL-2.0 */
/*
* arch/arm/mach-s3c2410/include/mach/io.h
* from arch/arm/mach-rpc/include/mach/io.h
*
* Copyright (C) 1997 Russell King
* (C) 2003 Simtec Electronics
*/
#ifndef __ASM_ARM_ARCH_IO_H
#define __ASM_ARM_ARCH_IO_H
#include <mach/hardware.h>
/*
* ISA style IO, for each machine to sort out mappings for,
* if it implements it. We reserve two 16M regions for ISA,
* so the PC/104 can use separate addresses for 8-bit and
* 16-bit port I/O.
*/
#define PCIO_BASE S3C_ADDR(0x02000000)
#define IO_SPACE_LIMIT 0x00ffffff
#define S3C24XX_VA_ISA_WORD (PCIO_BASE)
#define S3C24XX_VA_ISA_BYTE (PCIO_BASE + 0x01000000)
#ifdef CONFIG_ISA
#define inb(p) readb(S3C24XX_VA_ISA_BYTE + (p))
#define inw(p) readw(S3C24XX_VA_ISA_WORD + (p))
#define inl(p) readl(S3C24XX_VA_ISA_WORD + (p))
#define outb(v,p) writeb((v), S3C24XX_VA_ISA_BYTE + (p))
#define outw(v,p) writew((v), S3C24XX_VA_ISA_WORD + (p))
#define outl(v,p) writel((v), S3C24XX_VA_ISA_WORD + (p))
#define insb(p,d,l) readsb(S3C24XX_VA_ISA_BYTE + (p),d,l)
#define insw(p,d,l) readsw(S3C24XX_VA_ISA_WORD + (p),d,l)
#define insl(p,d,l) readsl(S3C24XX_VA_ISA_WORD + (p),d,l)
#define outsb(p,d,l) writesb(S3C24XX_VA_ISA_BYTE + (p),d,l)
#define outsw(p,d,l) writesw(S3C24XX_VA_ISA_WORD + (p),d,l)
#define outsl(p,d,l) writesl(S3C24XX_VA_ISA_WORD + (p),d,l)
#else
#define __io(x) (PCIO_BASE + (x))
#endif
#endif
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