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Diffstat (limited to 'include/asm-powerpc/io.h')
-rw-r--r--include/asm-powerpc/io.h26
1 files changed, 8 insertions, 18 deletions
diff --git a/include/asm-powerpc/io.h b/include/asm-powerpc/io.h
index 350c9bdb31d..bb8d965f96c 100644
--- a/include/asm-powerpc/io.h
+++ b/include/asm-powerpc/io.h
@@ -607,9 +607,9 @@ static inline void iosync(void)
*
* * iounmap undoes such a mapping and can be hooked
*
- * * __ioremap_explicit (and the pending __iounmap_explicit) are low level
- * functions to create hand-made mappings for use only by the PCI code
- * and cannot currently be hooked.
+ * * __ioremap_at (and the pending __iounmap_at) are low level functions to
+ * create hand-made mappings for use only by the PCI code and cannot
+ * currently be hooked. Must be page aligned.
*
* * __ioremap is the low level implementation used by ioremap and
* ioremap_flags and cannot be hooked (but can be used by a hook on one
@@ -629,19 +629,9 @@ extern void __iomem *__ioremap(phys_addr_t, unsigned long size,
unsigned long flags);
extern void __iounmap(volatile void __iomem *addr);
-extern int __ioremap_explicit(phys_addr_t p_addr, unsigned long v_addr,
- unsigned long size, unsigned long flags);
-extern int __iounmap_explicit(volatile void __iomem *start,
- unsigned long size);
-
-extern void __iomem * reserve_phb_iospace(unsigned long size);
-
-/* Those are more 32 bits only functions */
-extern unsigned long iopa(unsigned long addr);
-extern unsigned long mm_ptov(unsigned long addr) __attribute_const__;
-extern void io_block_mapping(unsigned long virt, phys_addr_t phys,
- unsigned int size, int flags);
-
+extern void __iomem * __ioremap_at(phys_addr_t pa, void *ea,
+ unsigned long size, unsigned long flags);
+extern void __iounmap_at(void *ea, unsigned long size);
/*
* When CONFIG_PPC_INDIRECT_IO is set, we use the generic iomap implementation
@@ -651,8 +641,8 @@ extern void io_block_mapping(unsigned long virt, phys_addr_t phys,
*/
#define HAVE_ARCH_PIO_SIZE 1
#define PIO_OFFSET 0x00000000UL
-#define PIO_MASK 0x3fffffffUL
-#define PIO_RESERVED 0x40000000UL
+#define PIO_MASK (FULL_IO_SIZE - 1)
+#define PIO_RESERVED (FULL_IO_SIZE)
#define mmio_read16be(addr) readw_be(addr)
#define mmio_read32be(addr) readl_be(addr)