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/***************************************************
* file: userconfig/uc_eisa.c
*
* Copyright (c) 1996 Eric L. Hernes (erich@rrnet.com)
* 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. The name of the author may not be used to endorse or promote products
* derived from this software withough specific prior written permission
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 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.
*
* $Id: uc_eisa.c,v 1.1 1996/10/03 06:01:37 jkh Exp $
*/
#include <sys/types.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <nlist.h>
#include <i386/eisa/eisaconf.h>
#include "uc_main.h"
struct eisa_device_node {
struct eisa_device dev;
struct eisa_device_node *next;
};
/* module prototypes */
static void eisa_fill_in(struct kernel *, struct uc_eisa *, struct eisa_device_node *);
void
get_eisa_info(struct kernel *kp){
int i, total;
u_int *ls;
struct eisa_driver *ed;
struct uc_eisa *ep, *epc;
char *name;
if(kp->nl[EISA_SET].n_value || kp->nl[EISA_LIST].n_value) {
ep=epc=(struct uc_eisa *)malloc(sizeof(struct uc_eisa));
if(!kp->incore) {
if(kp->nl[EISA_SET].n_value) {
u_int ndev;
ls=(u_int *)kv_to_u(kp, kp->nl[EISA_SET].n_value, sizeof(u_int)*10); /* XXX, size? */
ndev=ls[0];
for(i=1;i<(ndev+1);i++){
ep=(struct uc_eisa *)realloc(ep, sizeof(struct uc_eisa)*i);
epc = ep+(i-1);
ed=(struct eisa_driver *)kv_to_u(kp, ls[i], sizeof(struct eisa_driver));
name=(char *)kv_to_u(kp, (u_int)ed->name, 10); /* XXX, size? */
asprintf(&epc->device, "%s", name);
asprintf(&epc->full_name, "?");
}
ep=(struct uc_eisa *)realloc(ep, sizeof(struct uc_eisa)*i);
epc = ep+(i-1);
bzero(epc, sizeof(struct uc_eisa));
kp->eisa_devp=ep;
} else { /* not incore and no symbol, we have no EISA devs... */
kp->eisa_devp=(struct uc_eisa *)0;
}
} else {
/* if we're incore, we can get data from _eisa_dev_list, */
/* which should be much more useful, but I'll need a machine */
/* to test :( */
if(kp->nl[EISA_LIST].n_value) {
u_int t;
struct eisa_device_node *edn;
t=kv_dref_p(kp, kp->nl[EISA_LIST].n_value);
total=0;
while(t) {
edn=(struct eisa_device_node *)
kv_to_u(kp, t,sizeof(struct eisa_device_node));
ep=(struct uc_eisa *)realloc(ep, sizeof(struct uc_eisa)*(total+1));
epc=ep+total;
eisa_fill_in(kp, epc, edn);
t=(u_int)edn->next;
free(edn);
total++;
}
ep=(struct uc_eisa *)realloc(ep, sizeof(struct uc_eisa)*(total+1));
epc=ep+total;
bzero(epc, sizeof(struct uc_eisa));
kp->eisa_devp=ep;
} else {
kp->eisa_devp=(struct uc_eisa *)0;
}
}
} else {
kp->eisa_devp=(struct uc_eisa *)0;
}
}
struct list *
get_eisa_devlist(struct kernel *kp){
struct list *dl;
struct uc_eisa *kdp;
dl=list_new();
for(kdp=kp->eisa_devp; kdp->device; kdp++){
list_append(dl, kdp->device);
}
return(dl);
}
struct list *
get_eisa_device(struct uc_eisa *ep){
struct list *list;
list=list_new();
list_append(list, ep->device);
list_append(list, ep->full_name);
return(list);
}
static void
eisa_fill_in(struct kernel *kp, struct uc_eisa *epc, struct eisa_device_node *edn){
struct eisa_driver *edrv;
char *n;
edrv=(struct eisa_driver *)kv_to_u(kp, (u_int)edn->dev.driver,
sizeof(struct eisa_driver));
n=(char *)kv_to_u(kp, (u_int)edrv->name, 20);
asprintf(&epc->device, "%s%d", n, edn->dev.unit);
free(n);
n=(char *)kv_to_u(kp, (u_int)edn->dev.full_name, 40); /*XXX*/
asprintf(&epc->full_name, "%s", n);
free(n);
free(edrv);
}
void
eisa_free(struct kernel *kp, int writeback){
struct uc_eisa *ep;
for(ep=kp->eisa_devp;ep->device;ep++){
free(ep->device);
free(ep->full_name);
}
free(kp->eisa_devp);
kp->eisa_devp=0;
}
/* end of userconfig/uc_eisa.c */
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