779 lines
14 KiB
C
779 lines
14 KiB
C
/* $NetBSD: methods.c,v 1.6 2008/04/28 20:24:17 martin Exp $ */
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/*-
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* Copyright (c) 1999 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Minoura Makoto.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <stdio.h>
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#include <string.h>
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#include <err.h>
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#include <sys/types.h>
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#include "memswitch.h"
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#include "methods.h"
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int
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atoi_ (p)
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const char **p;
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{
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const char *p1 = *p;
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int v = 0;
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int first = 1;
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while (*p1 == ' ' || *p1 == '\t')
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p1++;
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if (*p1 == 0) {
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*p = 0;
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return 0;
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}
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if (strlen (p1) >= 2 && strncasecmp ("0x", p1, 2) == 0) {
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p1 += 2;
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while (1) {
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if (*p1 >= '0' && *p1 <= '9') {
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v *= 16;
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v += *p1 - '0';
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first = 0;
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} else if (*p1 >= 'A' && *p1 <= 'F') {
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v *= 16;
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v += *p1 - 'A' + 10;
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first = 0;
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} else if (*p1 >= 'a' && *p1 <= 'f') {
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v *= 16;
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v += *p1 - 'a' + 10;
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first = 0;
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} else {
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break;
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}
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p1++;
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}
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} else {
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while (1) {
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if (*p1 >= '0' && *p1 <= '9') {
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v *= 10;
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v += *p1 - '0';
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first = 0;
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} else {
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break;
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}
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p1++;
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}
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}
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if (first) {
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*p = 0;
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return 0;
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}
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while (*p1 == ' ' || *p1 == '\t') p1++;
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*p = p1;
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return v;
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}
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int
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fill_uchar (prop)
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struct property *prop;
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{
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if (current_values == 0)
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alloc_current_values ();
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prop->current_value.byte[0] = current_values[prop->offset];
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prop->current_value.byte[1] = 0;
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prop->current_value.byte[2] = 0;
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prop->current_value.byte[3] = 0;
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prop->value_valid = 1;
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return 0;
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}
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int
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fill_ushort (prop)
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struct property *prop;
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{
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if (current_values == 0)
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alloc_current_values ();
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prop->current_value.byte[0] = current_values[prop->offset];
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prop->current_value.byte[1] = current_values[prop->offset+1];
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prop->current_value.byte[2] = 0;
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prop->current_value.byte[3] = 0;
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prop->value_valid = 1;
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return 0;
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}
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int
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fill_ulong (prop)
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struct property *prop;
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{
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if (current_values == 0)
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alloc_current_values ();
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prop->current_value.byte[0] = current_values[prop->offset];
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prop->current_value.byte[1] = current_values[prop->offset+1];
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prop->current_value.byte[2] = current_values[prop->offset+2];
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prop->current_value.byte[3] = current_values[prop->offset+3];
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prop->value_valid = 1;
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return 0;
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}
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int
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flush_uchar (prop)
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struct property *prop;
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{
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if (!prop->modified)
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return 0;
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if (modified_values == 0)
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alloc_modified_values ();
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modified_values[prop->offset] = prop->modified_value.byte[0];
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return 0;
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}
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int
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flush_ushort (prop)
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struct property *prop;
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{
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if (!prop->modified)
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return 0;
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if (modified_values == 0)
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alloc_modified_values ();
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modified_values[prop->offset] = prop->modified_value.byte[0];
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modified_values[prop->offset+1] = prop->modified_value.byte[1];
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return 0;
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}
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int
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flush_ulong (prop)
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struct property *prop;
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{
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if (!prop->modified)
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return 0;
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if (modified_values == 0)
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alloc_modified_values ();
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modified_values[prop->offset] = prop->modified_value.byte[0];
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modified_values[prop->offset+1] = prop->modified_value.byte[1];
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modified_values[prop->offset+2] = prop->modified_value.byte[2];
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modified_values[prop->offset+3] = prop->modified_value.byte[3];
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return 0;
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}
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int
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flush_dummy (prop)
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struct property *prop;
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{
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return 0;
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}
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int
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parse_dummy (prop, value)
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struct property *prop;
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const char *value;
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{
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warnx ("Cannot modify %s.%s", prop->class, prop->node);
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return -1;
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}
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int
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parse_byte (prop, value)
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struct property *prop;
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const char *value;
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{
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const char *p = value;
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int v;
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v = atoi_ (&p);
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if (p == 0) {
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warnx ("%s: Invalid value", value);
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return -1;
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}
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if (strcasecmp ("MB", p) == 0)
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v *= 1024 * 1024;
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else if (strcasecmp ("KB", p) == 0)
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v *= 1024;
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else if (*p != 0 &&
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strcasecmp ("B", p) != 0) {
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warnx ("%s: Invalid value", value);
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return -1;
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}
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if (v < prop->min) {
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warnx ("%s: Too small", value);
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return -1;
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} else if (v > prop->max) {
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warnx ("%s: Too large", value);
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return -1;
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}
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prop->modified = 1;
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prop->modified_value.longword = v;
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return 0;
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}
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int
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parse_uchar (prop, value)
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struct property *prop;
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const char *value;
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{
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const char *p = value;
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int v;
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v = atoi_ (&p);
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if (p == 0) {
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warnx ("%s: Invalid value", value);
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return -1;
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}
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if (v < prop->min) {
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warnx ("%s: Too small", value);
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return -1;
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} else if (v > prop->max) {
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warnx ("%s: Too large", value);
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return -1;
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}
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prop->modified = 1;
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prop->modified_value.byte[0] = v;
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return 0;
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}
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int
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parse_ulong (prop, value)
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struct property *prop;
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const char *value;
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{
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const char *p = value;
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int v;
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v = atoi_ (&p);
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if (p == 0) {
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warnx ("%s: Invalid value", value);
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return -1;
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}
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if (v < prop->min) {
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warnx ("%s: Too small", value);
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return -1;
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} else if (v > prop->max) {
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warnx ("%s: Too large", value);
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return -1;
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}
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prop->modified = 1;
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prop->modified_value.longword = v;
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return 0;
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}
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int
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parse_ushort (prop, value)
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struct property *prop;
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const char *value;
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{
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const char *p = value;
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int v;
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v = atoi_ (&p);
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if (p == 0) {
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warnx ("%s: Invalid value", value);
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return -1;
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}
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if (v < prop->min) {
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warnx ("%s: Too small", value);
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return -1;
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} else if (v > prop->max) {
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warnx ("%s: Too large", value);
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return -1;
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}
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prop->modified = 1;
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prop->modified_value.word[0] = v;
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return 0;
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}
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int
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parse_time (prop, value)
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struct property *prop;
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const char *value;
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{
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const char *p = value;
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int v;
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while (*p == ' ' || *p == '\t') p++;
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if (*p == '-') {
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p++;
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v = -atoi_ (&p);
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} else
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v = atoi_ (&p);
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if (p == 0) {
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warnx ("%s: Invalid value", value);
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return -1;
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}
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if (strcasecmp ("hours", p) == 0 || strcasecmp ("hour", p) == 0)
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v *= 60 * 60;
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else if (strcasecmp ("minutes", p) == 0 ||
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strcasecmp ("minute", p) == 0)
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v *= 60;
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else if (*p != 0 &&
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strcasecmp ("second", p) != 0 &&
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strcasecmp ("seconds", p) != 0) {
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warnx ("%s: Invalid value", value);
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return -1;
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}
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if (v < prop->min) {
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warnx ("%s: Too small", value);
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return -1;
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} else if (v > prop->max) {
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warnx ("%s: Too large", value);
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return -1;
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}
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prop->modified = 1;
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prop->modified_value.longword = v;
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return 0;
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}
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int
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parse_bootdev (prop, value)
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struct property *prop;
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const char *value;
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{
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const char *p = value;
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int v;
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char expr_scsi[32];
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while (*p == ' ' || *p == '\t') p++;
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if (strcasecmp ("STD", p) == 0)
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v = 0;
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else if (strcasecmp ("ROM", p) == 0)
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v = 0xa000;
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else if (strcasecmp ("RAM", p) == 0)
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v = 0xb000;
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else if (strncasecmp ("HD", p, 2) == 0) {
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p += 2;
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v = atoi_ (&p);
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if (p == 0 || v < 0 || v > 15) {
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warnx ("%s: Invalid value", value);
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return -1;
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}
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v *= 0x0100;
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v += 0x8000;
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} else if (strncasecmp ("FD", p, 2) == 0) {
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p += 2;
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v = atoi_ (&p);
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if (p == 0 || v < 0 || v > 3) {
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warnx ("%s: Invalid value", value);
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return -1;
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}
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v *= 0x0100;
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v += 0x9070;
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} else if (strncasecmp ("INSCSI", p, 6) == 0 ||
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strncasecmp ("EXSCSI", p, 6) == 0) {
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int isin = strncasecmp ("EXSCSI", p, 6);
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p += 6;
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v = atoi_ (&p);
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if (p == 0 || v < 0 || v > 7) {
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warnx ("%s: Invalid value", value);
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return -1;
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}
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/* change boot.romaddr */
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sprintf(expr_scsi, "boot.romaddr=0x%06x",
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(isin ? 0xfc0000 : 0xea0020) + v * 4);
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modify_single(expr_scsi);
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/* boot.device again */
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v = 0xa000;
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} else {
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warnx ("%s: Invalid value", value);
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return -1;
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}
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prop->modified = 1;
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prop->modified_value.word[0] = v;
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return 0;
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}
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int
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parse_serial (prop, value)
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struct property *prop;
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const char *value;
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#define NEXTSPEC while (*p == ' ' || *p == '\t') p++; \
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if (*p++ != ',') { \
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warnx ("%s: Invalid value", value); \
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return -1; \
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} \
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while (*p == ' ' || *p == '\t') p++;
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{
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const char *p = value;
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const char *q;
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int baud, bit, parity, stop, flow;
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static const int bauds[] = {75, 150, 300, 600, 1200, 2400, 4800, 9600,
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17361, 0};
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static const char parities[] = "noe";
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int i;
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while (*p == ' ' || *p == '\t') p++;
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/* speed */
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baud = atoi_ (&p);
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if (p == 0) {
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warnx ("%s: Invalid value", value);
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return -1;
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}
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for (i = 0; bauds[i]; i++)
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if (baud == bauds[i])
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break;
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if (bauds[i] == 0) {
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warnx ("%d: Invalid speed", baud);
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return -1;
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}
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baud = i;
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NEXTSPEC;
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/* bit size */
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if (*p < '5' || *p > '8') {
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warnx ("%c: Invalid bit size", *p);
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return -1;
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}
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bit = *p++ - '5';
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NEXTSPEC;
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/* parity */
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q = strchr(parities, *p++);
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if (q == 0) {
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warnx ("%c: Invalid parity spec", *p);
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return -1;
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}
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parity = q - parities;
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NEXTSPEC;
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/* stop bit */
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if (strncmp (p, "1.5", 3) == 0) {
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stop = 2;
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p += 3;
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} else if (strncmp (p, "2", 1) == 0) {
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stop = 0;
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p++;
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} else if (strncmp (p, "1", 1) == 0) {
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stop = 1;
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p++;
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} else {
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warnx ("%s: Invalid value", value);
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return -1;
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}
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NEXTSPEC;
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/* flow */
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if (*p == '-')
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flow = 0;
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else if (*p == 's')
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flow = 1;
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else {
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warnx ("%s: Invalid value", value);
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return -1;
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}
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p++;
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while (*p == ' ' || *p == '\t') p++;
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if (*p != 0) {
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warnx ("%s: Invalid value", value);
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return -1;
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}
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prop->modified = 1;
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prop->modified_value.word[0] = ((stop << 14) +
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(parity << 12) +
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(bit << 10) +
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(flow << 9) +
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baud);
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return 0;
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}
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#undef NEXTSPEC
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int
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parse_srammode (prop, value)
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struct property *prop;
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const char *value;
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{
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static const char *const sramstrs[] = {"unused", "SRAMDISK", "program"};
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int i;
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for (i = 0; i <= 2; i++) {
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if (strcasecmp (value, sramstrs[i]) == 0)
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break;
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}
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if (i > 2) {
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warnx ("%s: Invalid value", value);
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return -1;
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}
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prop->modified = 1;
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prop->modified_value.byte[0] = i;
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return 0;
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}
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int
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print_uchar (prop, str)
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struct property *prop;
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char *str;
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{
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if (prop->modified)
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snprintf (str, MAXVALUELEN,
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"%d", prop->modified_value.byte[0]);
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else {
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if (!prop->value_valid)
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prop->fill (prop);
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snprintf (str, MAXVALUELEN, "%d",
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prop->current_value.byte[0]);
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}
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return 0;
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}
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int
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print_ucharh (prop, str)
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struct property *prop;
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char *str;
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{
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if (prop->modified)
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snprintf (str, MAXVALUELEN,
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"0x%4.4x", prop->modified_value.byte[0]);
|
|
else {
|
|
if (!prop->value_valid)
|
|
prop->fill (prop);
|
|
snprintf (str, MAXVALUELEN,
|
|
"0x%4.4x", prop->current_value.byte[0]);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
int
|
|
print_ushorth (prop, str)
|
|
struct property *prop;
|
|
char *str;
|
|
{
|
|
if (prop->modified)
|
|
snprintf (str, MAXVALUELEN,
|
|
"0x%4.4x", prop->modified_value.word[0]);
|
|
else {
|
|
if (!prop->value_valid)
|
|
prop->fill (prop);
|
|
snprintf (str, MAXVALUELEN,
|
|
"0x%4.4x", prop->current_value.word[0]);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
int
|
|
print_ulong (prop, str)
|
|
struct property *prop;
|
|
char *str;
|
|
{
|
|
if (prop->modified)
|
|
snprintf (str, MAXVALUELEN,
|
|
"%ld", prop->modified_value.longword);
|
|
else {
|
|
if (!prop->value_valid)
|
|
prop->fill (prop);
|
|
snprintf (str, MAXVALUELEN,
|
|
"%ld", prop->current_value.longword);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
int
|
|
print_ulongh (prop, str)
|
|
struct property *prop;
|
|
char *str;
|
|
{
|
|
if (prop->modified)
|
|
snprintf (str, MAXVALUELEN,
|
|
"0x%8.8lx", prop->modified_value.longword);
|
|
else {
|
|
if (!prop->value_valid)
|
|
prop->fill (prop);
|
|
snprintf (str, MAXVALUELEN,
|
|
"0x%8.8lx", prop->current_value.longword);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
int
|
|
print_magic (prop, str)
|
|
struct property *prop;
|
|
char *str;
|
|
{
|
|
if (!prop->value_valid)
|
|
prop->fill (prop);
|
|
snprintf (str, MAXVALUELEN, "%c%c%c%c",
|
|
prop->current_value.byte[0],
|
|
prop->current_value.byte[1],
|
|
prop->current_value.byte[2],
|
|
prop->current_value.byte[3]);
|
|
|
|
return 0;
|
|
}
|
|
|
|
int
|
|
print_timesec (prop, str)
|
|
struct property *prop;
|
|
char *str;
|
|
{
|
|
if (prop->modified)
|
|
snprintf (str, MAXVALUELEN,
|
|
"%ld second", prop->modified_value.longword);
|
|
else {
|
|
if (!prop->value_valid)
|
|
prop->fill (prop);
|
|
snprintf (str, MAXVALUELEN,
|
|
"%ld second", prop->current_value.longword);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
int
|
|
print_bootdev (prop, str)
|
|
struct property *prop;
|
|
char *str;
|
|
{
|
|
unsigned int v;
|
|
|
|
if (prop->modified)
|
|
v = prop->modified_value.word[0];
|
|
else {
|
|
if (!prop->value_valid)
|
|
prop->fill (prop);
|
|
v = prop->current_value.word[0];
|
|
}
|
|
|
|
if (v == 0)
|
|
strcpy (str, "STD");
|
|
else if (v == 0xa000)
|
|
strcpy (str, "ROM");
|
|
else if (v == 0xb000)
|
|
strcpy (str, "RAM");
|
|
else if (v >= 0x8000 && v < 0x9000)
|
|
snprintf (str, MAXVALUELEN, "HD%d", (v & 0x0f00) >> 8);
|
|
else if (v >= 0x9000 && v < 0xa000)
|
|
snprintf (str, MAXVALUELEN, "FD%d", (v & 0x0f00) >> 8);
|
|
else
|
|
snprintf (str, MAXVALUELEN, "%8.8x", v);
|
|
|
|
return 0;
|
|
}
|
|
|
|
int
|
|
print_serial (prop, str)
|
|
struct property *prop;
|
|
char *str;
|
|
{
|
|
unsigned int v;
|
|
const char *baud, *stop;
|
|
char bit, parity, flow;
|
|
static const char *const bauds[] = {"75", "150", "300", "600", "1200",
|
|
"2400", "4800", "9600", "17361"};
|
|
static const char bits[] = "5678";
|
|
static const char parities[] = "noen";
|
|
static const char *const stops[] = {"2", "1", "1.5", "2"};
|
|
static const char flows[] = "-s";
|
|
|
|
if (prop->modified)
|
|
v = prop->modified_value.word[0];
|
|
else {
|
|
if (!prop->value_valid)
|
|
prop->fill (prop);
|
|
v = prop->current_value.word[0];
|
|
}
|
|
|
|
baud = bauds[v & 0x000f];
|
|
bit = bits[(v & 0x0c00) >> 10];
|
|
parity = parities[(v & 0x3000) >> 12];
|
|
stop = stops[(v & 0xe000) >> 14];
|
|
flow = flows[(v & 0x0200) >> 9];
|
|
sprintf (str, "%s,%c,%c,%s,%c", baud, bit, parity, stop, flow);
|
|
|
|
return 0;
|
|
}
|
|
|
|
int
|
|
print_srammode (prop, str)
|
|
struct property *prop;
|
|
char *str;
|
|
{
|
|
int v;
|
|
static const char *const sramstrs[] = {"unused", "SRAMDISK", "program"};
|
|
|
|
if (prop->modified)
|
|
v = prop->modified_value.byte[0];
|
|
else {
|
|
if (!prop->value_valid)
|
|
prop->fill (prop);
|
|
v = prop->current_value.byte[0];
|
|
}
|
|
|
|
if (v < 0 || v > 2)
|
|
strcpy (str, "INVALID");
|
|
else
|
|
strcpy (str, sramstrs[v]);
|
|
|
|
return 0;
|
|
}
|