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kernel add
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/*
* Copyright (C) 2007-2009 Michal Simek <monstr@monstr.eu>
* Copyright (C) 2007-2009 PetaLogix
* Copyright (C) 2006 Atmark Techno, Inc.
*
* 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_MICROBLAZE_IO_H
#define _ASM_MICROBLAZE_IO_H
#include <asm/byteorder.h>
#include <asm/page.h>
#include <linux/types.h>
#include <linux/mm.h> /* Get struct page {...} */
#ifndef CONFIG_PCI
#define _IO_BASE 0
#define _ISA_MEM_BASE 0
#else
#define _IO_BASE isa_io_base
#define _ISA_MEM_BASE isa_mem_base
struct pci_dev;
extern void pci_iounmap(struct pci_dev *dev, void __iomem *);
#define pci_iounmap pci_iounmap
extern unsigned long isa_io_base;
extern resource_size_t isa_mem_base;
#endif
#define PCI_IOBASE ((void __iomem *)_IO_BASE)
#define IO_SPACE_LIMIT (0xFFFFFFFF)
#ifdef CONFIG_MMU
#define page_to_bus(page) (page_to_phys(page))
extern void iounmap(void __iomem *addr);
extern void __iomem *ioremap(phys_addr_t address, unsigned long size);
#define ioremap_nocache(addr, size) ioremap((addr), (size))
#define ioremap_fullcache(addr, size) ioremap((addr), (size))
#define ioremap_wc(addr, size) ioremap((addr), (size))
#define ioremap_wt(addr, size) ioremap((addr), (size))
#endif /* CONFIG_MMU */
/* Big Endian */
#define out_be32(a, v) __raw_writel((v), (void __iomem __force *)(a))
#define out_be16(a, v) __raw_writew((v), (a))
#define in_be32(a) __raw_readl((const void __iomem __force *)(a))
#define in_be16(a) __raw_readw(a)
#define writel_be(v, a) out_be32((__force unsigned *)a, v)
#define readl_be(a) in_be32((__force unsigned *)a)
/* Little endian */
#define out_le32(a, v) __raw_writel(__cpu_to_le32(v), (a))
#define out_le16(a, v) __raw_writew(__cpu_to_le16(v), (a))
#define in_le32(a) __le32_to_cpu(__raw_readl(a))
#define in_le16(a) __le16_to_cpu(__raw_readw(a))
/* Byte ops */
#define out_8(a, v) __raw_writeb((v), (a))
#define in_8(a) __raw_readb(a)
#include <asm-generic/io.h>
#endif /* _ASM_MICROBLAZE_IO_H */
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