osfmk/mach/ppc/rpc.h

   1 /*
   2  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * The contents of this file constitute Original Code as defined in and
   7  * are subject to the Apple Public Source License Version 1.1 (the
   8  * "License").  You may not use this file except in compliance with the
   9  * License.  Please obtain a copy of the License at
  10  * http://www.apple.com/publicsource and read it before using this file.
  11  *
  12  * This Original Code and all software distributed under the License are
  13  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  14  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  15  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
  17  * License for the specific language governing rights and limitations
  18  * under the License.
  19  *
  20  * @APPLE_LICENSE_HEADER_END@
  21  */
  22 /*
  23  * @OSF_COPYRIGHT@
  24  *
  25  */
  26 #ifndef _MACH_PPC_RPC_H_
  27 #define _MACH_PPC_RPC_H_
  28
  29 #include <mach/ppc/thread_status.h>
  30
  31 /*
  32  * Just temporary until all vestiges of short-curcuiting can be removed.
  33  */
  34 #define CAN_SHCIRCUIT(name)     (0)
  35
  36 /*
  37  * Note, these don't quite work for PowerPC, because there are different
  38  * ABIs that lay the parameters out some in registers and some in memory
  39  * with slightly different results.  We need to change MIG to assure a
  40  * consistent layout regardless of ABI.
  41  */
  42 #define MACH_RPC_ARGV(act)      (char*)(USER_REGS(act)->r3)
  43 #define MACH_RPC_RET(act)       ( USER_REGS(act)->lr )
  44 #define MACH_RPC_UIP(act)       ( USER_REGS(act)->srr0 )
  45 #define MACH_RPC_USP(act)       ( USER_REGS(act)->r1 )
  46 /* FIXME!! */
  47 #define MACH_RPC_FUNC(act)      ( USER_REGS(act)->r2 )
  48 #define MACH_RPC_SIG(act)       ( USER_REGS(act)->r2 )
  49
  50 #endif  /* _MACH_PPC_RPC_H_ */
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