arch/sh/include/asm/io_generic.h

   1 /*
   2  * Trivial I/O routine definitions, intentionally meant to be included
   3  * multiple times. Ugly I/O routine concatenation helpers taken from
   4  * alpha. Must be included _before_ io.h to avoid preprocessor-induced
   5  * routine mismatch.
   6  */
   7 #define IO_CONCAT(a,b)  _IO_CONCAT(a,b)
   8 #define _IO_CONCAT(a,b) a ## _ ## b
   9
  10 #ifndef __IO_PREFIX
  11 #error "Don't include this header without a valid system prefix"
  12 #endif
  13
  14 void __iomem *IO_CONCAT(__IO_PREFIX,ioport_map)(unsigned long addr, unsigned int size);
  15 void IO_CONCAT(__IO_PREFIX,ioport_unmap)(void __iomem *addr);
  16 void IO_CONCAT(__IO_PREFIX,mem_init)(void);
  17
  18 #undef __IO_PREFIX