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[PATCH] add Big Endian variants of ioread/iowrite
[safe/jmp/linux-2.6]
/
lib
/
iomap.c
diff --git
a/lib/iomap.c
b/lib/iomap.c
index
5e74390
..
55689c5
100644
(file)
--- a/
lib/iomap.c
+++ b/
lib/iomap.c
@@
-58,13
+58,23
@@
unsigned int fastcall ioread16(void __iomem *addr)
{
IO_COND(addr, return inw(port), return readw(addr));
}
{
IO_COND(addr, return inw(port), return readw(addr));
}
+unsigned int fastcall ioread16be(void __iomem *addr)
+{
+ IO_COND(addr, return inw(port), return be16_to_cpu(__raw_readw(addr)));
+}
unsigned int fastcall ioread32(void __iomem *addr)
{
IO_COND(addr, return inl(port), return readl(addr));
}
unsigned int fastcall ioread32(void __iomem *addr)
{
IO_COND(addr, return inl(port), return readl(addr));
}
+unsigned int fastcall ioread32be(void __iomem *addr)
+{
+ IO_COND(addr, return inl(port), return be32_to_cpu(__raw_readl(addr)));
+}
EXPORT_SYMBOL(ioread8);
EXPORT_SYMBOL(ioread16);
EXPORT_SYMBOL(ioread8);
EXPORT_SYMBOL(ioread16);
+EXPORT_SYMBOL(ioread16be);
EXPORT_SYMBOL(ioread32);
EXPORT_SYMBOL(ioread32);
+EXPORT_SYMBOL(ioread32be);
void fastcall iowrite8(u8 val, void __iomem *addr)
{
void fastcall iowrite8(u8 val, void __iomem *addr)
{
@@
-74,13
+84,23
@@
void fastcall iowrite16(u16 val, void __iomem *addr)
{
IO_COND(addr, outw(val,port), writew(val, addr));
}
{
IO_COND(addr, outw(val,port), writew(val, addr));
}
+void fastcall iowrite16be(u16 val, void __iomem *addr)
+{
+ IO_COND(addr, outw(val,port), __raw_writew(cpu_to_be16(val), addr));
+}
void fastcall iowrite32(u32 val, void __iomem *addr)
{
IO_COND(addr, outl(val,port), writel(val, addr));
}
void fastcall iowrite32(u32 val, void __iomem *addr)
{
IO_COND(addr, outl(val,port), writel(val, addr));
}
+void fastcall iowrite32be(u32 val, void __iomem *addr)
+{
+ IO_COND(addr, outl(val,port), __raw_writel(cpu_to_be32(val), addr));
+}
EXPORT_SYMBOL(iowrite8);
EXPORT_SYMBOL(iowrite16);
EXPORT_SYMBOL(iowrite8);
EXPORT_SYMBOL(iowrite16);
+EXPORT_SYMBOL(iowrite16be);
EXPORT_SYMBOL(iowrite32);
EXPORT_SYMBOL(iowrite32);
+EXPORT_SYMBOL(iowrite32be);
/*
* These are the "repeat MMIO read/write" functions.
/*
* These are the "repeat MMIO read/write" functions.