cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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patchkey.h (757B)

      1/* SPDX-License-Identifier: GPL-2.0 */
      2/*
      3 * <linux/patchkey.h> -- definition of _PATCHKEY macro
      4 *
      5 * Copyright (C) 2005 Stuart Brady
      6 *
      7 * This exists because awe_voice.h defined its own _PATCHKEY and it wasn't
      8 * clear whether removing this would break anything in userspace.
      9 *
     10 * Do not include this file directly.  Please use <sys/soundcard.h> instead.
     11 * For kernel code, use <linux/soundcard.h>
     12 */
     13#ifndef _LINUX_PATCHKEY_H
     14#define _LINUX_PATCHKEY_H
     15
     16#  include <asm/byteorder.h>
     17#include <uapi/linux/patchkey.h>
     18
     19#  if defined(__BIG_ENDIAN)
     20#    define _PATCHKEY(id) (0xfd00|id)
     21#  elif defined(__LITTLE_ENDIAN)
     22#    define _PATCHKEY(id) ((id<<8)|0x00fd)
     23#  else
     24#    error "could not determine byte order"
     25#  endif
     26#endif /* _LINUX_PATCHKEY_H */