1/*-
2 * Copyright (c) 1998 Michael Smith <msmith@freebsd.org>
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright

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18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
26 * $Id: bootinfo.c,v 1.1.1.1 1998/08/21 03:17:41 msmith Exp $
27 */
28
29#include <sys/reboot.h>
30#include <stand.h>
31#include "bootstrap.h"
32
33
34/*

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52int
53bi_getboothowto(char *kargs)
54{
55 char *cp;
56 int howto;
57 int active;
58 int i;
59
60 howto = 0;
61 if (kargs != NULL) {
62 cp = kargs;
63 active = 0;
64 while (*cp != 0) {
65 if (!active && (*cp == '-')) {
66 active = 1;
67 } else if (active)

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89 break;
90 case 'v':
91 howto |= RB_VERBOSE;
92 break;
93 default:
94 active = 0;
95 break;
96 }
97 }
98 cp++;
99 }
100 for (i = 0; howto_names[i].ev != NULL; i++)
101 if (getenv(howto_names[i].ev) != NULL)
102 howto |= howto_names[i].mask;
103 if (!strcmp(getenv("console"), "comconsole"))
104 howto |= RB_SERIAL;
105 return(howto);
106}
107

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132 addr++;
133}
134
135/*
136 * Copy module-related data into the load area, where it can be
137 * used as a directory for loaded modules.
138 *
139 * Module data is presented in a self-describing format. Each datum
140 * is preceeded by a 16-bit identifier and a 16-bit size field.
141 *
142 * Currently, the following data are saved:
143 *
144 * MOD_NAME (variable) module name (string)
145 * MOD_TYPE (variable) module type (string)
146 * MOD_ADDR sizeof(vm_offset_t) module load address
147 * MOD_SIZE sizeof(size_t) module size
148 * MOD_METADATA (variable) type-specific metadata

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172#define MOD_METADATA(a, mm) { \
173 u_int32_t ident = ((MODINFO_METADATA | mm->md_type) << 16) + mm->md_size; \
174 vpbcopy(&ident, a, sizeof(ident)); \
175 a += sizeof(ident); \
176 vpbcopy(mm->md_data, a, mm->md_size); \
177 a += mm->md_size; \
178}
179
180vm_offset_t
181bi_copymodules(vm_offset_t addr)
182{
183 struct loaded_module *mp;
184 struct module_metadata *md;
185
186 /* start with the first module on the list, should be the kernel */
187 for (mp = mod_findmodule(NULL, NULL); mp != NULL; mp = mp->m_next) {
188
189 MOD_NAME(addr, mp->m_name);
190 MOD_TYPE(addr, mp->m_type);
191 MOD_ADDR(addr, mp->m_addr);
192 MOD_SIZE(addr, mp->m_size);
193 for (md = mp->m_metadata; md != NULL; md = md->md_next)
194 if (!(md->md_type & MODINFOMD_NOCOPY))
195 MOD_METADATA(addr, md);
196 }
197 return(addr);
198}