/*
* Implement the default iomap interfaces
+ *
+ * (C) Copyright 2004 Linus Torvalds
*/
#include <linux/pci.h>
#include <linux/module.h>
*
* Architectures for which this is not true can't use this generic
* implementation and should do their own copy.
- *
+ */
+
+#ifndef HAVE_ARCH_PIO_SIZE
+/*
* We encode the physical PIO addresses (0-0xffff) into the
* pointer by offsetting them with a constant (0x10000) and
* assuming that all the low addresses are always PIO. That means
#define PIO_OFFSET 0x10000UL
#define PIO_MASK 0x0ffffUL
#define PIO_RESERVED 0x40000UL
+#endif
/*
* Ugly macros are a way of life.
{
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 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(ioread16be);
EXPORT_SYMBOL(ioread32);
+EXPORT_SYMBOL(ioread32be);
void fastcall iowrite8(u8 val, void __iomem *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 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(iowrite16be);
EXPORT_SYMBOL(iowrite32);
+EXPORT_SYMBOL(iowrite32be);
/*
* These are the "repeat MMIO read/write" functions.