arch/x86/realmode/rm/realmode.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef ARCH_X86_REALMODE_RM_REALMODE_H
   3 #define ARCH_X86_REALMODE_RM_REALMODE_H
   4
   5 #ifdef __ASSEMBLY__
   6
   7 /*
   8  * 16-bit ljmpw to the real_mode_seg
   9  *
  10  * This must be open-coded since gas will choke on using a
  11  * relocatable symbol for the segment portion.
  12  */
  13 #define LJMPW_RM(to)    .byte 0xea ; .word (to), real_mode_seg
  14
  15 #endif /* __ASSEMBLY__ */
  16
  17 /*
  18  * Signature at the end of the realmode region
  19  */
  20 #define REALMODE_END_SIGNATURE  0x65a22c82
  21
  22 #endif /* ARCH_X86_REALMODE_RM_REALMODE_H */