arch/s390/include/asm/types.h

   1 /*
   2  *  S390 version
   3  *
   4  *  Derived from "include/asm-i386/types.h"
   5  */
   6
   7 #ifndef _S390_TYPES_H
   8 #define _S390_TYPES_H
   9
  10 #include <asm-generic/int-ll64.h>
  11
  12 #ifndef __ASSEMBLY__
  13
  14 /* A address type so that arithmetic can be done on it & it can be upgraded to
  15    64 bit when necessary
  16 */
  17 typedef unsigned long addr_t;
  18 typedef __signed__ long saddr_t;
  19
  20 #endif /* __ASSEMBLY__ */
  21
  22 /*
  23  * These aren't exported outside the kernel to avoid name space clashes
  24  */
  25 #ifdef __KERNEL__
  26
  27 #ifndef __ASSEMBLY__
  28
  29 #ifndef CONFIG_64BIT
  30 typedef union {
  31         unsigned long long pair;
  32         struct {
  33                 unsigned long even;
  34                 unsigned long odd;
  35         } subreg;
  36 } register_pair;
  37
  38 #endif /* ! CONFIG_64BIT   */
  39 #endif /* __ASSEMBLY__  */
  40 #endif /* __KERNEL__    */
  41 #endif /* _S390_TYPES_H */