[PATCH 26/27] microblaze: make io.h use asm-generic/io.h

Remis Lima Baima
2009-04-30T15:49:00Z

Signed-off-by: Remis Lima Baima <remis.developer@googlemail.com>
---
arch/microblaze/include/asm/io.h | 240 +++++---------------------------------
1 files changed, 32 insertions(+), 208 deletions(-)
rewrite arch/microblaze/include/asm/io.h (94%)

diff --git a/arch/microblaze/include/asm/io.h b/arch/microblaze/include/asm/io.h
dissimilarity index 94%
index 8b5853e..1c2dffd 100644
--- a/arch/microblaze/include/asm/io.h
+++ b/arch/microblaze/include/asm/io.h
@@ -1,208 +1,32 @@
-/*
- * 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>
-
-#define IO_SPACE_LIMIT (0xFFFFFFFF)
-
-static inline unsigned char __raw_readb(const volatile void __iomem *addr)
-{
- return *(volatile unsigned char __force *)addr;
-}
-static inline unsigned short __raw_readw(const volatile void __iomem *addr)
-{
- return *(volatile unsigned short __force *)addr;
-}
-static inline unsigned int __raw_readl(const volatile void __iomem *addr)
-{
- return *(volatile unsigned int __force *)addr;
-}
-static inline unsigned long __raw_readq(const volatile void __iomem *addr)
-{
- return *(volatile unsigned long __force *)addr;
-}
-static inline void __raw_writeb(unsigned char v, volatile void __iomem *addr)
-{
- *(volatile unsigned char __force *)addr = v;
-}
-static inline void __raw_writew(unsigned short v, volatile void __iomem *addr)
-{
- *(volatile unsigned short __force *)addr = v;
-}
-static inline void __raw_writel(unsigned int v, volatile void __iomem *addr)
-{
- *(volatile unsigned int __force *)addr = v;
-}
-static inline void __raw_writeq(unsigned long v, volatile void __iomem *addr)
-{
- *(volatile unsigned long __force *)addr = v;
-}
-
-/*
- * read (readb, readw, readl, readq) and write (writeb, writew,
- * writel, writeq) accessors are for PCI and thus littel endian.
- * Linux 2.4 for Microblaze had this wrong.
- */
-static inline unsigned char readb(const volatile void __iomem *addr)
-{
- return *(volatile unsigned char __force *)addr;
-}
-static inline unsigned short readw(const volatile void __iomem *addr)
-{
- return le16_to_cpu(*(volatile unsigned short __force *)addr);
-}
-static inline unsigned int readl(const volatile void __iomem *addr)
-{
- return le32_to_cpu(*(volatile unsigned int __force *)addr);
-}
-static inline void writeb(unsigned char v, volatile void __iomem *addr)
-{
- *(volatile unsigned char __force *)addr = v;
-}
-static inline void writew(unsigned short v, volatile void __iomem *addr)
-{
- *(volatile unsigned short __force *)addr = cpu_to_le16(v);
-}
-static inline void writel(unsigned int v, volatile void __iomem *addr)
-{
- *(volatile unsigned int __force *)addr = cpu_to_le32(v);
-}
-
-/* ioread and iowrite variants. thease are for now same as __raw_
- * variants of accessors. we might check for endianess in the feature
- */
-#define ioread8(addr) __raw_readb((u8 *)(addr))
-#define ioread16(addr) __raw_readw((u16 *)(addr))
-#define ioread32(addr) __raw_readl((u32 *)(addr))
-#define iowrite8(v, addr) __raw_writeb((u8)(v), (u8 *)(addr))
-#define iowrite16(v, addr) __raw_writew((u16)(v), (u16 *)(addr))
-#define iowrite32(v, addr) __raw_writel((u32)(v), (u32 *)(addr))
-
-/* These are the definitions for the x86 IO instructions
- * inb/inw/inl/outb/outw/outl, the "string" versions
- * insb/insw/insl/outsb/outsw/outsl, and the "pausing" versions
- * inb_p/inw_p/...
- * The macros don't do byte-swapping.
- */
-#define inb(port) readb((u8 *)((port)))
-#define outb(val, port) writeb((val), (u8 *)((unsigned long)(port)))
-#define inw(port) readw((u16 *)((port)))
-#define outw(val, port) writew((val), (u16 *)((unsigned long)(port)))
-#define inl(port) readl((u32 *)((port)))
-#define outl(val, port) writel((val), (u32 *)((unsigned long)(port)))
-
-#define inb_p(port) inb((port))
-#define outb_p(val, port) outb((val), (port))
-#define inw_p(port) inw((port))
-#define outw_p(val, port) outw((val), (port))
-#define inl_p(port) inl((port))
-#define outl_p(val, port) outl((val), (port))
-
-#define memset_io(a, b, c) memset((void *)(a), (b), (c))
-#define memcpy_fromio(a, b, c) memcpy((a), (void *)(b), (c))
-#define memcpy_toio(a, b, c) memcpy((void *)(a), (b), (c))
-
-/**
- * virt_to_phys - map virtual addresses to physical
- * @address: address to remap
- *
- * The returned physical address is the physical (CPU) mapping for
- * the memory address given. It is only valid to use this function on
- * addresses directly mapped or allocated via kmalloc.
- *
- * This function does not give bus mappings for DMA transfers. In
- * almost all conceivable cases a device driver should not be using
- * this function
- */
-static inline unsigned long __iomem virt_to_phys(volatile void *address)
-{
- return __pa((unsigned long)address);
-}
-
-#define virt_to_bus virt_to_phys
-
-/**
- * phys_to_virt - map physical address to virtual
- * @address: address to remap
- *
- * The returned virtual address is a current CPU mapping for
- * the memory address given. It is only valid to use this function on
- * addresses that have a kernel mapping
- *
- * This function does not handle bus mappings for DMA transfers. In
- * almost all conceivable cases a device driver should not be using
- * this function
- */
-static inline void *phys_to_virt(unsigned long address)
-{
- return (void *)__va(address);
-}
-
-#define bus_to_virt(a) phys_to_virt(a)
-
-static inline void __iomem *__ioremap(phys_addr_t address, unsigned long size,
- unsigned long flags)
-{
- return (void *)address;
-}
-
-#define ioremap(physaddr, size) ((void __iomem *)(unsigned long)(physaddr))
-#define iounmap(addr) ((void)0)
-#define ioremap_nocache(physaddr, size) ioremap(physaddr, size)
-
-/*
- * Convert a physical pointer to a virtual kernel pointer for /dev/mem
- * access
- */
-#define xlate_dev_mem_ptr(p) __va(p)
-
-/*
- * Convert a virtual cached pointer to an uncached pointer
- */
-#define xlate_dev_kmem_ptr(p) p
-
-/*
- * 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)
-
-/*
- * 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)
-
-/* FIXME */
-static inline void __iomem *ioport_map(unsigned long port, unsigned int len)
-{
- return (void __iomem *) (port);
-}
-
-static inline void ioport_unmap(void __iomem *addr)
-{
- /* Nothing to do */
-}
-
-#endif /* _ASM_MICROBLAZE_IO_H */
+/*
+ * 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-generic/io.h>
+
+#define virt_to_bus virt_to_phys
+#define bus_to_virt phys_to_virt
+
+/* 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)
+
+/* 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)
+
+#endif /* _ASM_MICROBLAZE_IO_H */
--
1.5.6.3