* can only use linear accesses to get at PCI memory and I/O spaces.
*/
-#define vucp volatile unsigned char *
-#define vusp volatile unsigned short *
-#define vuip volatile unsigned int *
-#define vulp volatile unsigned long *
-
-__EXTERN_INLINE u8 tsunami_inb(unsigned long addr)
-{
- /* ??? I wish I could get rid of this. But there's no ioremap
- equivalent for I/O space. PCI I/O can be forced into the
- correct hose's I/O region, but that doesn't take care of
- legacy ISA crap. */
-
- addr += TSUNAMI_IO_BIAS;
- return __kernel_ldbu(*(vucp)addr);
-}
-
-__EXTERN_INLINE void tsunami_outb(u8 b, unsigned long addr)
-{
- addr += TSUNAMI_IO_BIAS;
- __kernel_stb(b, *(vucp)addr);
- mb();
-}
-
-__EXTERN_INLINE u16 tsunami_inw(unsigned long addr)
-{
- addr += TSUNAMI_IO_BIAS;
- return __kernel_ldwu(*(vusp)addr);
-}
-
-__EXTERN_INLINE void tsunami_outw(u16 b, unsigned long addr)
-{
- addr += TSUNAMI_IO_BIAS;
- __kernel_stw(b, *(vusp)addr);
- mb();
-}
-
-__EXTERN_INLINE u32 tsunami_inl(unsigned long addr)
-{
- addr += TSUNAMI_IO_BIAS;
- return *(vuip)addr;
-}
-
-__EXTERN_INLINE void tsunami_outl(u32 b, unsigned long addr)
-{
- addr += TSUNAMI_IO_BIAS;
- *(vuip)addr = b;
- mb();
-}
-
/*
* Memory functions. all accesses are done through linear space.
*/
-__EXTERN_INLINE unsigned long tsunami_ioremap(unsigned long addr,
- unsigned long size
- __attribute__((unused)))
+__EXTERN_INLINE void __iomem *tsunami_ioportmap(unsigned long addr)
{
- return addr + TSUNAMI_MEM_BIAS;
+ return (void __iomem *)(addr + TSUNAMI_IO_BIAS);
}
-__EXTERN_INLINE void tsunami_iounmap(unsigned long addr)
+__EXTERN_INLINE void __iomem *tsunami_ioremap(unsigned long addr,
+ unsigned long size)
{
- return;
+ return (void __iomem *)(addr + TSUNAMI_MEM_BIAS);
}
__EXTERN_INLINE int tsunami_is_ioaddr(unsigned long addr)
return addr >= TSUNAMI_BASE;
}
-__EXTERN_INLINE u8 tsunami_readb(unsigned long addr)
-{
- return __kernel_ldbu(*(vucp)addr);
-}
-
-__EXTERN_INLINE u16 tsunami_readw(unsigned long addr)
-{
- return __kernel_ldwu(*(vusp)addr);
-}
-
-__EXTERN_INLINE u32 tsunami_readl(unsigned long addr)
-{
- return *(vuip)addr;
-}
-
-__EXTERN_INLINE u64 tsunami_readq(unsigned long addr)
-{
- return *(vulp)addr;
-}
-
-__EXTERN_INLINE void tsunami_writeb(u8 b, unsigned long addr)
-{
- __kernel_stb(b, *(vucp)addr);
-}
-
-__EXTERN_INLINE void tsunami_writew(u16 b, unsigned long addr)
-{
- __kernel_stw(b, *(vusp)addr);
-}
-
-__EXTERN_INLINE void tsunami_writel(u32 b, unsigned long addr)
-{
- *(vuip)addr = b;
-}
-
-__EXTERN_INLINE void tsunami_writeq(u64 b, unsigned long addr)
+__EXTERN_INLINE int tsunami_is_mmio(const volatile void __iomem *xaddr)
{
- *(vulp)addr = b;
+ unsigned long addr = (unsigned long) xaddr;
+ return (addr & 0x100000000UL) == 0;
}
-#undef vucp
-#undef vusp
-#undef vuip
-#undef vulp
-
-#ifdef __WANT_IO_DEF
-
-#define __inb(p) tsunami_inb((unsigned long)(p))
-#define __inw(p) tsunami_inw((unsigned long)(p))
-#define __inl(p) tsunami_inl((unsigned long)(p))
-#define __outb(x,p) tsunami_outb((x),(unsigned long)(p))
-#define __outw(x,p) tsunami_outw((x),(unsigned long)(p))
-#define __outl(x,p) tsunami_outl((x),(unsigned long)(p))
-#define __readb(a) tsunami_readb((unsigned long)(a))
-#define __readw(a) tsunami_readw((unsigned long)(a))
-#define __readl(a) tsunami_readl((unsigned long)(a))
-#define __readq(a) tsunami_readq((unsigned long)(a))
-#define __writeb(x,a) tsunami_writeb((x),(unsigned long)(a))
-#define __writew(x,a) tsunami_writew((x),(unsigned long)(a))
-#define __writel(x,a) tsunami_writel((x),(unsigned long)(a))
-#define __writeq(x,a) tsunami_writeq((x),(unsigned long)(a))
-#define __ioremap(a,s) tsunami_ioremap((unsigned long)(a),(s))
-#define __iounmap(a) tsunami_iounmap((unsigned long)(a))
-#define __is_ioaddr(a) tsunami_is_ioaddr((unsigned long)(a))
-
-#define inb(p) __inb(p)
-#define inw(p) __inw(p)
-#define inl(p) __inl(p)
-#define outb(x,p) __outb((x),(p))
-#define outw(x,p) __outw((x),(p))
-#define outl(x,p) __outl((x),(p))
-#define __raw_readb(a) __readb(a)
-#define __raw_readw(a) __readw(a)
-#define __raw_readl(a) __readl(a)
-#define __raw_readq(a) __readq(a)
-#define __raw_writeb(v,a) __writeb((v),(a))
-#define __raw_writew(v,a) __writew((v),(a))
-#define __raw_writel(v,a) __writel((v),(a))
-#define __raw_writeq(v,a) __writeq((v),(a))
-
-#endif /* __WANT_IO_DEF */
+#undef __IO_PREFIX
+#define __IO_PREFIX tsunami
+#define tsunami_trivial_rw_bw 1
+#define tsunami_trivial_rw_lq 1
+#define tsunami_trivial_io_bw 1
+#define tsunami_trivial_io_lq 1
+#define tsunami_trivial_iounmap 1
+#include <asm/io_trivial.h>
#ifdef __IO_EXTERN_INLINE
#undef __EXTERN_INLINE