Annotation of src/lib/libkvm/kvm_powerpc.c, Revision 1.6.2.2
1.6.2.2 ! matt 1: /* $NetBSD: kvm_powerpc.c,v 1.6 2001/08/05 03:33:15 matt Exp $ */
! 2:
! 3: /*-
! 4: * Copyright (C) 1996 Wolfgang Solfrank.
! 5: * Copyright (C) 1996 TooLs GmbH.
! 6: * All rights reserved.
! 7: *
! 8: * Redistribution and use in source and binary forms, with or without
! 9: * modification, are permitted provided that the following conditions
! 10: * are met:
! 11: * 1. Redistributions of source code must retain the above copyright
! 12: * notice, this list of conditions and the following disclaimer.
! 13: * 2. Redistributions in binary form must reproduce the above copyright
! 14: * notice, this list of conditions and the following disclaimer in the
! 15: * documentation and/or other materials provided with the distribution.
! 16: * 3. All advertising materials mentioning features or use of this software
! 17: * must display the following acknowledgement:
! 18: * This product includes software developed by TooLs GmbH.
! 19: * 4. The name of TooLs GmbH may not be used to endorse or promote products
! 20: * derived from this software without specific prior written permission.
! 21: *
! 22: * THIS SOFTWARE IS PROVIDED BY TOOLS GMBH ``AS IS'' AND ANY EXPRESS OR
! 23: * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
! 24: * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
! 25: * IN NO EVENT SHALL TOOLS GMBH BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
! 26: * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
! 27: * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
! 28: * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
! 29: * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
! 30: * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
! 31: * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
! 32: */
! 33:
! 34: /*
! 35: * PowerPC machine dependent routines for kvm.
! 36: */
! 37:
! 38: #include <sys/param.h>
! 39: #include <sys/exec.h>
! 40:
! 41: #include <uvm/uvm_extern.h>
! 42:
! 43: #include <db.h>
! 44: #include <limits.h>
! 45: #include <kvm.h>
! 46: #include <stdlib.h>
! 47:
! 48: #include "kvm_private.h"
! 49:
! 50: void
! 51: _kvm_freevtop(kd)
! 52: kvm_t *kd;
! 53: {
! 54: if (kd->vmst != 0)
! 55: free(kd->vmst);
! 56: }
! 57:
! 58: int
! 59: _kvm_initvtop(kd)
! 60: kvm_t *kd;
! 61: {
! 62: return 0;
! 63: }
! 64:
! 65: int
! 66: _kvm_kvatop(kd, va, pa)
! 67: kvm_t *kd;
! 68: u_long va;
! 69: u_long *pa;
! 70: {
! 71: _kvm_err(kd, 0, "vatop not yet implemented!");
! 72: return 0;
! 73: }
! 74:
! 75: off_t
! 76: _kvm_pa2off(kd, pa)
! 77: kvm_t *kd;
! 78: u_long pa;
! 79: {
! 80: _kvm_err(kd, 0, "pa2off not yet implemented!");
! 81: return 0;
! 82: }
! 83:
! 84: /*
! 85: * Machine-dependent initialization for ALL open kvm descriptors,
! 86: * not just those for a kernel crash dump. Some architectures
! 87: * have to deal with these NOT being constants! (i.e. m68k)
! 88: */
! 89: int
! 90: _kvm_mdopen(kd)
! 91: kvm_t *kd;
! 92: {
! 93: uintptr_t max_uva;
! 94: extern struct ps_strings *__ps_strings;
! 95:
! 96: #if 0 /* XXX - These vary across powerpc machines... */
! 97: kd->usrstack = USRSTACK;
! 98: kd->min_uva = VM_MIN_ADDRESS;
! 99: kd->max_uva = VM_MAXUSER_ADDRESS;
! 100: #endif
! 101: /* This is somewhat hack-ish, but it works. */
! 102: max_uva = (uintptr_t) (__ps_strings + 1);
! 103: kd->usrstack = max_uva;
! 104: kd->max_uva = max_uva;
! 105: kd->min_uva = 0;
! 106:
! 107: return (0);
! 108: }
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