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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(volatile void __iomem *addr); extern void __iomem *ioremap(phys_addr_t address, unsigned long size); #define ioremap_nocache(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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