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authorSteven Whitehouse <swhiteho@redhat.com>2006-09-28 08:29:59 -0400
committerSteven Whitehouse <swhiteho@redhat.com>2006-09-28 08:29:59 -0400
commit185a257f2f73bcd89050ad02da5bedbc28fc43fa (patch)
tree5e32586114534ed3f2165614cba3d578f5d87307 /include/asm-sh/io.h
parent3f1a9aaeffd8d1cbc5ab9776c45cbd66af1c9699 (diff)
parenta77c64c1a641950626181b4857abb701d8f38ccc (diff)
Merge branch 'master' into gfs2
Diffstat (limited to 'include/asm-sh/io.h')
-rw-r--r--include/asm-sh/io.h16
1 files changed, 16 insertions, 0 deletions
diff --git a/include/asm-sh/io.h b/include/asm-sh/io.h
index 894e64b2d5f0..ed12d38e8c00 100644
--- a/include/asm-sh/io.h
+++ b/include/asm-sh/io.h
@@ -107,6 +107,9 @@
#define __raw_writew(v, a) __writew(v, (void __iomem *)(a))
#define __raw_writel(v, a) __writel(v, (void __iomem *)(a))
+void __raw_writesl(unsigned long addr, const void *data, int longlen);
+void __raw_readsl(unsigned long addr, void *data, int longlen);
+
/*
* The platform header files may define some of these macros to use
* the inlined versions where appropriate. These macros may also be
@@ -132,6 +135,9 @@
# define writel(v,a) ({ __raw_writel((v),(a)); mb(); })
#endif
+#define writesl __raw_writesl
+#define readsl __raw_readsl
+
#define readb_relaxed(a) readb(a)
#define readw_relaxed(a) readw(a)
#define readl_relaxed(a) readl(a)
@@ -209,8 +215,14 @@ static inline void ctrl_outl(unsigned int b, unsigned long addr)
*(volatile unsigned long*)addr = b;
}
+static inline void ctrl_delay(void)
+{
+ ctrl_inw(P2SEG);
+}
+
#define IO_SPACE_LIMIT 0xffffffff
+#ifdef CONFIG_MMU
/*
* Change virtual addresses to physical addresses and vv.
* These are trivial on the 1:1 Linux/SuperH mapping
@@ -224,6 +236,10 @@ static inline void *phys_to_virt(unsigned long address)
{
return (void *)P1SEGADDR(address);
}
+#else
+#define phys_to_virt(address) ((void *)(address))
+#define virt_to_phys(address) ((unsigned long)(address))
+#endif
#define virt_to_bus virt_to_phys
#define bus_to_virt phys_to_virt