summaryrefslogtreecommitdiff
path: root/include/asm-blackfin/io.h
diff options
context:
space:
mode:
authorPeter Tyser <ptyser@xes-inc.com>2010-04-12 22:28:08 -0500
committerWolfgang Denk <wd@denx.de>2010-04-13 09:13:12 +0200
commit819833af39a91fa1c1e8252862bbda6f5a602f7b (patch)
treed5c9d1628643347ab2b5a8085acfa6f96709fda3 /include/asm-blackfin/io.h
parent61f2b38a17f5b21c59f2afe6cf1cbb5f28638cf9 (diff)
Move architecture-specific includes to arch/$ARCH/include/asm
This helps to clean up the include/ directory so that it only contains non-architecture-specific headers and also matches Linux's directory layout which many U-Boot developers are already familiar with. Signed-off-by: Peter Tyser <ptyser@xes-inc.com>
Diffstat (limited to 'include/asm-blackfin/io.h')
-rw-r--r--include/asm-blackfin/io.h227
1 files changed, 0 insertions, 227 deletions
diff --git a/include/asm-blackfin/io.h b/include/asm-blackfin/io.h
deleted file mode 100644
index 75244a0731d..00000000000
--- a/include/asm-blackfin/io.h
+++ /dev/null
@@ -1,227 +0,0 @@
-/*
- * U-boot - io.h IO routines
- *
- * Copyright 2004-2009 Analog Devices Inc.
- *
- * Licensed under the GPL-2 or later.
- */
-
-#ifndef _BLACKFIN_IO_H
-#define _BLACKFIN_IO_H
-
-#ifdef __KERNEL__
-
-#include <asm/blackfin.h>
-
-#define __iomem
-
-static inline void sync(void)
-{
- SSYNC();
-}
-
-/*
- * Given a physical address and a length, return a virtual address
- * that can be used to access the memory range with the caching
- * properties specified by "flags".
- */
-#define MAP_NOCACHE (0)
-#define MAP_WRCOMBINE (0)
-#define MAP_WRBACK (0)
-#define MAP_WRTHROUGH (0)
-
-static inline void *
-map_physmem(phys_addr_t paddr, unsigned long len, unsigned long flags)
-{
- return (void *)paddr;
-}
-
-/*
- * Take down a mapping set up by map_physmem().
- */
-static inline void unmap_physmem(void *vaddr, unsigned long flags)
-{
-
-}
-
-static inline phys_addr_t virt_to_phys(void * vaddr)
-{
- return (phys_addr_t)(vaddr);
-}
-
-/*
- * These are for ISA/PCI shared memory _only_ and should never be used
- * on any other type of memory, including Zorro memory. They are meant to
- * access the bus in the bus byte order which is little-endian!.
- *
- * readX/writeX() are used to access memory mapped devices. On some
- * architectures the memory mapped IO stuff needs to be accessed
- * differently. On the bfin architecture, we just read/write the
- * memory location directly.
- */
-#ifndef __ASSEMBLY__
-
-static inline unsigned char readb(const volatile void __iomem *addr)
-{
- unsigned int val;
- int tmp;
-
- __asm__ __volatile__ (
- "cli %1;"
- "NOP; NOP; SSYNC;"
- "%0 = b [%2] (z);"
- "sti %1;"
- : "=d"(val), "=d"(tmp)
- : "a"(addr)
- );
-
- return (unsigned char) val;
-}
-
-static inline unsigned short readw(const volatile void __iomem *addr)
-{
- unsigned int val;
- int tmp;
-
- __asm__ __volatile__ (
- "cli %1;"
- "NOP; NOP; SSYNC;"
- "%0 = w [%2] (z);"
- "sti %1;"
- : "=d"(val), "=d"(tmp)
- : "a"(addr)
- );
-
- return (unsigned short) val;
-}
-
-static inline unsigned int readl(const volatile void __iomem *addr)
-{
- unsigned int val;
- int tmp;
-
- __asm__ __volatile__ (
- "cli %1;"
- "NOP; NOP; SSYNC;"
- "%0 = [%2];"
- "sti %1;"
- : "=d"(val), "=d"(tmp)
- : "a"(addr)
- );
-
- return val;
-}
-
-#endif /* __ASSEMBLY__ */
-
-#define writeb(b, addr) (void)((*(volatile unsigned char *) (addr)) = (b))
-#define writew(b, addr) (void)((*(volatile unsigned short *) (addr)) = (b))
-#define writel(b, addr) (void)((*(volatile unsigned int *) (addr)) = (b))
-
-#define __raw_readb readb
-#define __raw_readw readw
-#define __raw_readl readl
-#define __raw_writeb writeb
-#define __raw_writew writew
-#define __raw_writel writel
-#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))
-
-/* Convert "I/O port addresses" to actual addresses. i.e. ugly casts. */
-#define __io(port) ((void *)(unsigned long)(port))
-
-#define inb(port) readb(__io(port))
-#define inw(port) readw(__io(port))
-#define inl(port) readl(__io(port))
-#define outb(x, port) writeb(x, __io(port))
-#define outw(x, port) writew(x, __io(port))
-#define outl(x, port) writel(x, __io(port))
-
-#define inb_p(port) inb(__io(port))
-#define inw_p(port) inw(__io(port))
-#define inl_p(port) inl(__io(port))
-#define outb_p(x, port) outb(x, __io(port))
-#define outw_p(x, port) outw(x, __io(port))
-#define outl_p(x, port) outl(x, __io(port))
-
-#define ioread8_rep(a, d, c) readsb(a, d, c)
-#define ioread16_rep(a, d, c) readsw(a, d, c)
-#define ioread32_rep(a, d, c) readsl(a, d, c)
-#define iowrite8_rep(a, s, c) writesb(a, s, c)
-#define iowrite16_rep(a, s, c) writesw(a, s, c)
-#define iowrite32_rep(a, s, c) writesl(a, s, c)
-
-#define ioread8(x) readb(x)
-#define ioread16(x) readw(x)
-#define ioread32(x) readl(x)
-#define iowrite8(val, x) writeb(val, x)
-#define iowrite16(val, x) writew(val, x)
-#define iowrite32(val, x) writel(val, x)
-
-#define mmiowb() wmb()
-
-#ifndef __ASSEMBLY__
-
-extern void outsb(unsigned long port, const void *addr, unsigned long count);
-extern void outsw(unsigned long port, const void *addr, unsigned long count);
-extern void outsw_8(unsigned long port, const void *addr, unsigned long count);
-extern void outsl(unsigned long port, const void *addr, unsigned long count);
-
-extern void insb(unsigned long port, void *addr, unsigned long count);
-extern void insw(unsigned long port, void *addr, unsigned long count);
-extern void insw_8(unsigned long port, void *addr, unsigned long count);
-extern void insl(unsigned long port, void *addr, unsigned long count);
-extern void insl_16(unsigned long port, void *addr, unsigned long count);
-
-static inline void readsl(const void __iomem *addr, void *buf, int len)
-{
- insl((unsigned long)addr, buf, len);
-}
-
-static inline void readsw(const void __iomem *addr, void *buf, int len)
-{
- insw((unsigned long)addr, buf, len);
-}
-
-static inline void readsb(const void __iomem *addr, void *buf, int len)
-{
- insb((unsigned long)addr, buf, len);
-}
-
-static inline void writesl(const void __iomem *addr, const void *buf, int len)
-{
- outsl((unsigned long)addr, buf, len);
-}
-
-static inline void writesw(const void __iomem *addr, const void *buf, int len)
-{
- outsw((unsigned long)addr, buf, len);
-}
-
-static inline void writesb(const void __iomem *addr, const void *buf, int len)
-{
- outsb((unsigned long)addr, buf, len);
-}
-
-#if defined(CONFIG_STAMP_CF) || defined(CONFIG_BFIN_IDE)
-/* This hack for CF/IDE needs to be addressed at some point */
-extern void cf_outsw(unsigned short *addr, unsigned short *sect_buf, int words);
-extern void cf_insw(unsigned short *sect_buf, unsigned short *addr, int words);
-extern unsigned char cf_inb(volatile unsigned char *addr);
-extern void cf_outb(unsigned char val, volatile unsigned char *addr);
-#undef inb
-#undef outb
-#undef insw
-#undef outsw
-#define inb(addr) cf_inb((void *)(addr))
-#define outb(x, addr) cf_outb((unsigned char)(x), (void *)(addr))
-#define insw(port, addr, cnt) cf_insw((void *)(addr), (void *)(port), cnt)
-#define outsw(port, addr, cnt) cf_outsw((void *)(port), (void *)(addr), cnt)
-#endif
-
-#endif
-
-#endif /* __KERNEL__ */
-
-#endif