sys/arch/powerpc/include/darwin_machdep.h

   1 /*      $NetBSD: darwin_machdep.h,v 1.9 2005/12/11 12:18:43 christos Exp $ */
   2
   3 /*-
   4  * Copyright (c) 2002-2003 The NetBSD Foundation, Inc.
   5  * All rights reserved.
   6  *
   7  * This code is derived from software contributed to The NetBSD Foundation
   8  * by Emmanuel Dreyfus
   9  *
  10  * Redistribution and use in source and binary forms, with or without
  11  * modification, are permitted provided that the following conditions
  12  * are met:
  13  * 1. Redistributions of source code must retain the above copyright
  14  *    notice, this list of conditions and the following disclaimer.
  15  * 2. Redistributions in binary form must reproduce the above copyright
  16  *    notice, this list of conditions and the following disclaimer in the
  17  *    documentation and/or other materials provided with the distribution.
  18  *
  19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
  23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  29  * POSSIBILITY OF SUCH DAMAGE.
  30  */
  31
  32 #ifndef _DARWIN_MACHDEP_H_
  33 #define _DARWIN_MACHDEP_H_
  34
  35 #include <compat/darwin/darwin_signal.h>
  36 #include <machine/mach_machdep.h>
  37
  38 #define DARWIN_USRSTACK         0xbfff0000
  39 #define DARWIN_USRSTACK32       0x00000000bfff0000L
  40
  41 /*
  42  * User context versions for newer sigreturn
  43  */
  44 #define DARWIN_UCVERS_X2 1
  45
  46 void darwin_fork_child_return(void *);
  47
  48 struct darwin_mcontext {
  49         struct mach_ppc_exception_state es;
  50         struct mach_ppc_thread_state ss;
  51         struct mach_ppc_float_state fs;
  52         struct mach_ppc_vector_state vs;
  53 };
  54
  55 struct darwin_sigframe {
  56         int nocopy1[30];
  57         /* struct darwin_mcontext without the vs field */
  58         struct darwin__mcontext {
  59                 struct mach_ppc_exception_state es;
  60                 struct mach_ppc_thread_state ss;
  61                 struct mach_ppc_float_state fs;
  62         } dmc;
  63         int nocopy2[144];
  64         /* struct darwin_ucontext with some padding */
  65         struct darwin__ucontext {
  66                 darwin_siginfo_t si;
  67                 struct darwin_ucontext uctx;
  68         } duc;
  69         int nocopy3[56];
  70 };
  71
  72 struct darwin_slock {
  73         volatile unsigned int lock_data[10];
  74 };
  75
  76 /*
  77  * Communications page stuff
  78  */
  79 #define DARWIN_COMMPAGE_BASE 0xffff8000
  80 #define DARWIN_COMMPAGE_LEN  0x00002000 /* 2 pages */
  81
  82 #define DARWIN_COMMPAGE_VERSION 1
  83
  84 #define DARWIN_CAP_ALTIVEC      0x00000001
  85 #define DARWIN_CAP_64BIT        0x00000002
  86 #define DARWIN_CAP_CACHE32      0x00000004
  87 #define DARWIN_CAP_CACHE64      0x00000008
  88 #define DARWIN_CAP_CACHE128     0x00000010
  89 #define DARWIN_CAP_DODCBA       0x00000020
  90 #define DARWIN_CAP_DCBA         0x00000040
  91 #define DARWIN_CAP_DOSTREAM     0x00000080
  92 #define DARWIN_CAP_STREAM       0x00000100
  93 #define DARWIN_CAP_DODCBT       0x00000200
  94 #define DARWIN_CAP_DCBT         0x00000400
  95 #define DARWIN_CAP_UP           0x00008000
  96 #define DARWIN_CAP_NCPUMASK     0x00ff0000
  97 #define DARWIN_CAP_NCPUSHIFT    16
  98 #define DARWIN_CAP_GRAPHOP      0x08000000
  99 #define DARWIN_CAP_STFIWX       0x10000000
 100 #define DARWIN_CAP_FSQRTX       0x20000000
 101
 102 #endif /* !_DARWIN_MACHDEP_H_ */