mirror of
https://git.FreeBSD.org/src.git
synced 2024-12-24 11:29:10 +00:00
76b501da94
for generating /boot/kernel.conf. Since this structure is shared, move its definition out to a header file, just as struct isa_device was defined in a header file. This fixes the sysinstall breakage in -current.
126 lines
3.6 KiB
C
126 lines
3.6 KiB
C
/*-
|
|
* Copyright (c) 1999 Andrzej Bialecki <abial@freebsd.org>
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*
|
|
* $FreeBSD$
|
|
*/
|
|
|
|
#ifdef __alpha__
|
|
int
|
|
kget(char *out)
|
|
{
|
|
return -1;
|
|
}
|
|
|
|
#else
|
|
|
|
#include "sysinstall.h"
|
|
#include <sys/sysctl.h>
|
|
#include <machine/uc_device.h>
|
|
|
|
int
|
|
kget(char *out)
|
|
{
|
|
int len, i, bytes_written = 0;
|
|
char *buf;
|
|
char *mib1 = "machdep.uc_devlist";
|
|
char name[9];
|
|
FILE *fout = NULL;
|
|
struct uc_device *id;
|
|
char *p;
|
|
|
|
/* create the output file; if we end up not writing to it, we'll
|
|
unlink() it later. */
|
|
fout = fopen(out, "w");
|
|
if (fout == NULL) {
|
|
msgDebug("kget: Unable to open %s for writing.\n", out);
|
|
return -1;
|
|
}
|
|
|
|
/* We use sysctlbyname, because the oid is unknown (OID_AUTO) */
|
|
/* get the buffer size */
|
|
i = sysctlbyname(mib1, NULL, &len, NULL, NULL);
|
|
if (i) {
|
|
msgDebug("kget: error buffer sizing\n");
|
|
goto bail;
|
|
}
|
|
if (len <= 0) {
|
|
msgDebug("kget: mib1 has length of %d\n", len);
|
|
goto bail;
|
|
}
|
|
buf = (char *)alloca(len * sizeof(char));
|
|
i = sysctlbyname(mib1, buf, &len, NULL, NULL);
|
|
if (i) {
|
|
msgDebug("kget: error retrieving data\n");
|
|
goto bail;
|
|
}
|
|
|
|
|
|
i = 0;
|
|
while (i < len) {
|
|
id = (struct uc_device *)(buf + i);
|
|
p = (buf + i + sizeof(struct uc_device));
|
|
strncpy(name, p, 8);
|
|
if (!id->id_enabled) {
|
|
bytes_written += fprintf(fout, "di %s%d\n", name, id->id_unit);
|
|
}
|
|
else {
|
|
bytes_written += fprintf(fout, "en %s%d\n", name, id->id_unit);
|
|
if (id->id_iobase > 0) {
|
|
bytes_written += fprintf(fout, "po %s%d %#x\n",
|
|
name, id->id_unit, id->id_iobase);
|
|
}
|
|
if (id->id_irq > 0) {
|
|
bytes_written += fprintf(fout, "ir %s%d %d\n", name,
|
|
id->id_unit, ffs(id->id_irq) - 1);
|
|
}
|
|
if (id->id_drq > 0) {
|
|
bytes_written += fprintf(fout, "dr %s%d %d\n", name,
|
|
id->id_unit, id->id_drq);
|
|
}
|
|
if (id->id_maddr > 0) {
|
|
bytes_written += fprintf(fout, "iom %s%d %#x\n", name,
|
|
id->id_unit, (u_int)id->id_maddr);
|
|
}
|
|
if (id->id_msize > 0) {
|
|
bytes_written += fprintf(fout, "ios %s%d %d\n", name,
|
|
id->id_unit, id->id_msize);
|
|
}
|
|
bytes_written += fprintf(fout, "f %s%d %#x\n", name,
|
|
id->id_unit, id->id_flags);
|
|
}
|
|
i += sizeof(struct uc_device) + 8;
|
|
}
|
|
|
|
bail:
|
|
if (bytes_written)
|
|
fprintf(fout, "q\n");
|
|
else
|
|
unlink(out);
|
|
fclose(fout);
|
|
return 0;
|
|
}
|
|
|
|
#endif /* !alpha */
|