sys/compat/linux/arch/mips/linux_machdep.h

   1 /* $NetBSD: linux_machdep.h,v 1.9 2008/04/28 20:23:43 martin Exp $ */
   2
   3 /*-
   4  * Copyright (c) 1995, 2000, 2001 The NetBSD Foundation, Inc.
   5  * All rights reserved.
   6  *
   7  * This code is derived from software contributed to The NetBSD Foundation
   8  * by Frank van der Linden and 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 _MIPS_LINUX_MACHDEP_H
  33 #define _MIPS_LINUX_MACHDEP_H
  34
  35 #include <compat/linux/common/linux_types.h>
  36 #include <compat/linux/common/linux_signal.h>
  37 #include <compat/linux/common/linux_siginfo.h>
  38
  39 #if defined(ELFSIZE) && (ELFSIZE == 64)
  40 /*
  41  * From Linux's include/asm-mips64/sigcontext.h
  42  */
  43 struct linux_sigcontext {
  44         unsigned long long sc_regs[32];
  45         unsigned long long sc_fpregs[32];
  46         unsigned long long sc_mdhi;
  47         unsigned long long sc_mdlo;
  48         unsigned long long sc_pc;
  49         unsigned int sc_status;
  50         unsigned int sc_ownedfp;
  51         unsigned int sc_fpc_csr;
  52         unsigned int sc_fpc_eir;
  53         unsigned int sc_cause;
  54         unsigned int sc_badvaddr;
  55 }
  56 #else
  57 /*
  58  * From Linux's include/asm-mips/sigcontext.h
  59  */
  60 struct linux_sigcontext {
  61         unsigned int lsc_regmask;               /* Unused */
  62         unsigned int lsc_status;
  63         unsigned long long lsc_pc;
  64         unsigned long long lsc_regs[32];
  65         unsigned long long lsc_fpregs[32];      /* Unused */
  66         unsigned int lsc_ownedfp;
  67         unsigned int lsc_fpc_csr;               /* Unused */
  68         unsigned int lsc_fpc_eir;               /* Unused */
  69         unsigned int lsc_ssflags;               /* Unused */
  70         unsigned long long lsc_mdhi;
  71         unsigned long long lsc_mdlo;
  72         unsigned int lsc_cause;                 /* Unused */
  73         unsigned int lsc_badvaddr;              /* Unused */
  74         unsigned long lsc_sigset[4];            /* kernel's sigset_t */
  75 };
  76 #endif
  77
  78 /*
  79  * From Linux's include/asm-mips/elf.h
  80  */
  81 #define LINUX_ELF_NGREG 45
  82 #define LINUX_ELF_NFPREG 33
  83 typedef unsigned long linux_elf_greg_t;
  84 typedef linux_elf_greg_t linux_elf_gregset_t[LINUX_ELF_NGREG];
  85
  86 /*
  87  * From Linux's arch/mips/kernel/signal.c
  88  */
  89 struct linux_sigframe {
  90         unsigned int lsf_ass[4];
  91         unsigned int lsf_code[2];
  92         struct linux_sigcontext lsf_sc;
  93         linux_sigset_t lsf_mask;
  94 };
  95
  96 /*
  97  * From Linux's include/asm-mips/ucontext.h
  98  */
  99 struct linux_ucontext {
 100         unsigned long luc_flags;
 101         struct linux_ucontext *luc_link;
 102         linux_stack_t luc_stack;
 103         struct linux_sigcontext luc_mcontext;
 104         linux_sigset_t luc_sigmask;
 105 };
 106
 107 /*
 108  * From Linux's arch/mips/kernel/signal.c
 109  */
 110 struct linux_rt_sigframe
 111 {
 112         unsigned int lrs_ass[4];
 113         unsigned int lrs_code[2];
 114         struct linux_siginfo lrs_info;
 115         struct linux_ucontext lrs_uc;
 116 };
 117
 118 /*
 119  * From Linux's include/asm-mips/sysmips.h
 120  */
 121 #define LINUX_SETNAME           1       /* set hostname                  */
 122 #define LINUX_FLUSH_CACHE       3       /* writeback and invalidate caches */
 123 #define LINUX_MIPS_FIXADE       7       /* control address error fixing  */
 124 #define LINUX_MIPS_RDNVRAM      10      /* read NVRAM */
 125 #define LINUX_MIPS_ATOMIC_SET   2001    /* atomically set variable       */
 126
 127 /*
 128  * From Linux's include/linux/utsname.h
 129  */
 130 #define LINUX___NEW_UTS_LEN     64
 131
 132 /*
 133  * Major device numbers of VT device on both Linux and NetBSD. Used in
 134  * ugly patch to fake device numbers.
 135  *
 136  * LINUX_CONS_MAJOR is from Linux's include/linux/major.h
 137  */
 138 #define LINUX_CONS_MAJOR 4
 139 #define NETBSD_WSCONS_MAJOR 47 /* XXX */
 140
 141 /*
 142  * Linux ioctl calls for the keyboard.
 143  *
 144  * From Linux's include/linux/kd.h
 145  */
 146 #define LINUX_KDGKBMODE 0x4b44
 147 #define LINUX_KDSKBMODE 0x4b45
 148 #define LINUX_KDMKTONE  0x4b30
 149 #define LINUX_KDSETMODE 0x4b3a
 150 #define LINUX_KDENABIO  0x4b36
 151 #define LINUX_KDDISABIO 0x4b37
 152 #define LINUX_KDGETLED  0x4b31
 153 #define LINUX_KDSETLED  0x4b32
 154 #define LINUX_KDGKBTYPE 0x4B33
 155 #define LINUX_KDGKBENT  0x4B46
 156
 157 /*
 158  * Mode for KDSKBMODE which we don't have (we just use plain mode for this)
 159  *
 160  * From Linux's include/linux/kd.h
 161  */
 162 #define LINUX_K_MEDIUMRAW 2
 163
 164 /*
 165  * VT ioctl calls in Linux (the ones that the pcvt emulation in
 166  * wscons can handle)
 167  *
 168  * From Linux's include/linux/vt.h
 169  */
 170 #define LINUX_VT_OPENQRY        0x5600
 171 #define LINUX_VT_GETMODE        0x5601
 172 #define LINUX_VT_SETMODE        0x5602
 173 #define LINUX_VT_GETSTATE       0x5603
 174 #define LINUX_VT_RELDISP        0x5605
 175 #define LINUX_VT_ACTIVATE       0x5606
 176 #define LINUX_VT_WAITACTIVE     0x5607
 177 #define LINUX_VT_DISALLOCATE    0x5608
 178
 179 /*
 180  * This range used by VMWare (XXX)
 181  *
 182  * From Linux's include/linux/vt.h
 183  * XXX not needed for mips
 184  */
 185 #define LINUX_VMWARE_NONE 200
 186 #define LINUX_VMWARE_LAST 237
 187
 188 /*
 189  * Range of ioctls to just pass on, so that modules (like VMWare) can
 190  * handle them.
 191  *
 192  * From Linux's include/linux/vt.h
 193  */
 194 #define LINUX_IOCTL_MIN_PASS LINUX_VMWARE_NONE
 195 #define LINUX_IOCTL_MAX_PASS (LINUX_VMWARE_LAST+8)
 196
 197 #ifdef _KERNEL
 198 __BEGIN_DECLS /* XXX from NetBSD/i386. Not arch dependent? */
 199 void linux_syscall_intern(struct proc *);
 200 __END_DECLS
 201 #endif /* !_KERNEL */
 202
 203 #endif /* _MIPS_LINUX_MACHDEP_H */