Release 4.14 arch/microblaze/include/asm/io.h

/*
 * 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 */
Overall Contributors
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Michal Simek
231
89.19%
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Julie Zhu
16
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1
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Toshi Kani
9
3.47%
1
12.50%
John Linn
2
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Steven J. Magnani
1
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Directory: arch/microblaze/include/asm

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