arch/unicore32/include/mach/bitfield.h

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 /*
   3  * linux/arch/unicore32/include/mach/bitfield.h
   4  *
   5  * Code specific to PKUnity SoC and UniCore ISA
   6  *
   7  * Copyright (C) 2001-2010 GUAN Xue-tao
   8  */
   9 #ifndef __MACH_PUV3_BITFIELD_H__
  10 #define __MACH_PUV3_BITFIELD_H__
  11
  12 #ifndef __ASSEMBLY__
  13 #define UData(Data)     ((unsigned long) (Data))
  14 #else
  15 #define UData(Data)     (Data)
  16 #endif
  17
  18 #define FIELD(val, vmask, vshift)       (((val) & ((UData(1) << (vmask)) - 1)) << (vshift))
  19 #define FMASK(vmask, vshift)            (((UData(1) << (vmask)) - 1) << (vshift))
  20
  21 #endif /* __MACH_PUV3_BITFIELD_H__ */