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/*
* getdb.c - Read system definition from database file
*
* Copyright (C) 1998 Gero Kuhlmann <gero@gkminix.han.de>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#define NO_BINARY 1 /* No need to include binary support here */
#include "common.h"
#include "nblib.h"
#include "makerom.h"
/* Variables private to this module */
static struct bootdef bootd; /* boot definition record */
/* Available types for output file */
static char *ftypes[] = {
"binary", "flash", "intel hex", "motorola hex", "tektronix hex", NULL
};
/* Parameters in each bootrom section of database file */
static struct paramdef dbparams[] = {
{ "kernel", par_string, NULL, {&bootd.kernelname}},
{ "useint18", par_bool, NULL, {(char **)&bootd.use_int18}},
#if MAXLOADERS < 3
#error Invalid number of loaders
#endif
{ "loader1", par_string, NULL, {&bootd.loadernames[0]}},
{ "loader2", par_string, NULL, {&bootd.loadernames[1]}},
{ "loader3", par_string, NULL, {&bootd.loadernames[2]}},
{ "outname1", par_string, NULL, {&bootd.outnames[0]}},
{ "outname2", par_string, NULL, {&bootd.outnames[1]}},
{ "outname3", par_string, NULL, {&bootd.outnames[2]}},
{ "outtype1", par_enum, ftypes, {(char **)&bootd.outtypes[0]}},
{ "outtype2", par_enum, ftypes, {(char **)&bootd.outtypes[1]}},
{ "outtype3", par_enum, ftypes, {(char **)&bootd.outtypes[2]}},
#if MAXDRIVERS < 8
#error Invalid number of drivers
#endif
{ "driver1", par_string, NULL, {&bootd.drivernames[0]}},
{ "driver2", par_string, NULL, {&bootd.drivernames[1]}},
{ "driver3", par_string, NULL, {&bootd.drivernames[2]}},
{ "driver4", par_string, NULL, {&bootd.drivernames[3]}},
{ "driver5", par_string, NULL, {&bootd.drivernames[4]}},
{ "driver6", par_string, NULL, {&bootd.drivernames[5]}},
{ "driver7", par_string, NULL, {&bootd.drivernames[6]}},
{ "driver8", par_string, NULL, {&bootd.drivernames[7]}},
{ "argument1", par_string, NULL, {&bootd.driverargs[0]}},
{ "argument2", par_string, NULL, {&bootd.driverargs[1]}},
{ "argument3", par_string, NULL, {&bootd.driverargs[2]}},
{ "argument4", par_string, NULL, {&bootd.driverargs[3]}},
{ "argument5", par_string, NULL, {&bootd.driverargs[4]}},
{ "argument6", par_string, NULL, {&bootd.driverargs[5]}},
{ "argument7", par_string, NULL, {&bootd.driverargs[6]}},
{ "argument8", par_string, NULL, {&bootd.driverargs[7]}},
{ "type1", par_enum, drtype, {(char **)&bootd.drivertypes[0]}},
{ "type2", par_enum, drtype, {(char **)&bootd.drivertypes[1]}},
{ "type3", par_enum, drtype, {(char **)&bootd.drivertypes[2]}},
{ "type4", par_enum, drtype, {(char **)&bootd.drivertypes[3]}},
{ "type5", par_enum, drtype, {(char **)&bootd.drivertypes[4]}},
{ "type6", par_enum, drtype, {(char **)&bootd.drivertypes[5]}},
{ "type7", par_enum, drtype, {(char **)&bootd.drivertypes[6]}},
{ "type8", par_enum, drtype, {(char **)&bootd.drivertypes[7]}},
{ NULL, par_null, NULL, {NULL}}
};
/*
* Read one entry from the database file
*/
struct bootdef *getdb(name)
char *name;
{
struct sectdef sect;
char *namebuf;
int i, j;
size_t len;
/* Generate section record */
len = strlen(name) + 9;
namebuf = nbmalloc(len);
sprintf(namebuf, "%s:makerom", name);
sect.name = namebuf;
sect.params = dbparams;
sect.startsect = NULL;
sect.endsect = NULL;
/* Get entry from database */
memset(&bootd, 0, sizeof(bootd));
readdb(§);
/* Reorder the loader and driver lists, so that there are no holes */
for (i = 0, j = -1; i < MAXLOADERS; i++) {
if (bootd.loadernames[i] == NULL && j < 0)
j = i;
else if (bootd.loadernames[i] != NULL && j >= 0) {
bootd.loadernames[j] = bootd.loadernames[i];
bootd.outnames[j] = bootd.outnames[i];
bootd.outtypes[j] = bootd.outtypes[i];
bootd.loadernames[i] = NULL;
i = j;
j = -1;
}
}
for (i = 0, j = -1; i < MAXDRIVERS; i++) {
if (bootd.drivernames[i] == NULL && j < 0)
j = i;
else if (bootd.drivernames[i] != NULL && j >= 0) {
bootd.drivernames[j] = bootd.drivernames[i];
bootd.driverargs[j] = bootd.driverargs[i];
bootd.drivertypes[j] = bootd.drivertypes[i];
bootd.drivernames[i] = NULL;
i = j;
j = -1;
}
}
/* Check all entries */
if (!bootd.kernelname) {
fprintf(stderr, "%s: no kernel file name given in section <%s>\n",
progname, namebuf);
exit(EXIT_DB);
}
bootd.loadernum = 0;
for (i = 0; i < MAXLOADERS; i++)
if (bootd.loadernames[i] != NULL) {
if (bootd.outnames[i] == NULL) {
fprintf(stderr, "%s: no output file given for loader %s in section <%s>\n",
progname, bootd.loadernames[i], namebuf);
exit(EXIT_DB);
}
if (!bootd.outtypes[i])
bootd.outtypes[i] = OUT_BINARY;
bootd.loadernum++;
}
if (!bootd.loadernum) {
fprintf(stderr, "%s: no bootrom loader specified in section <%s>\n",
progname, namebuf);
exit(EXIT_DB);
}
bootd.drivernum = 0;
for (i = 0; i < MAXDRIVERS; i++)
if (bootd.drivernames[i] != NULL) {
if (bootd.driverargs[i] == NULL)
bootd.driverargs[i] = strdup("");
if (!bootd.drivertypes[i])
bootd.drivertypes[i] = TYPE_DOS;
bootd.drivernum++;
}
if (!bootd.drivernum) {
fprintf(stderr, "%s: no driver program specified in section <%s>\n",
progname, namebuf);
exit(EXIT_DB);
}
free(namebuf);
return(&bootd);
}
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