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make "i386_isa_chipset" globally visible so it can be used from outside 

the "isa" bus, attach "pnpbios" pseudo-bus if configured
This commit is contained in:
drochner 1999-11-12 18:39:38 +00:00
parent 8f5c3d689b
commit 59e13361f3
2 changed files with 31 additions and 10 deletions
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37
sys/arch/i386/i386/mainbus.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: mainbus.c,v 1.28 1999/03/19 04:58:46 cgd Exp $ */
/* $NetBSD: mainbus.c,v 1.29 1999/11/12 18:39:39 drochner Exp $ */
/*
* Copyright (c) 1996 Christopher G. Demetriou. All rights reserved.
@ -46,12 +46,17 @@
#include "eisa.h"
#include "isa.h"
#include "apm.h"
#include "pnpbios.h"
#if NAPM > 0
#include <machine/bioscall.h>
#include <machine/apmvar.h>
#endif
#if NPNPBIOS > 0
#include <arch/i386/pnpbios/pnpbiosvar.h>
#endif
int mainbus_match __P((struct device *, struct cfdata *, void *));
void mainbus_attach __P((struct device *, struct device *, void *));
@ -69,6 +74,9 @@ union mainbus_attach_args {
#if NAPM > 0
struct apm_attach_args mba_aaa;
#endif
#if NPNPBIOS > 0
struct pnpbios_attach_args mba_paa;
#endif
};
/*
@ -76,6 +84,15 @@ union mainbus_attach_args {
* time it's checked below, then mainbus attempts to attach an ISA.
*/
int isa_has_been_seen;
struct i386_isa_chipset i386_isa_chipset;
#if NISA > 0
struct isabus_attach_args mba_iba = {
"isa",
I386_BUS_SPACE_IO, I386_BUS_SPACE_MEM,
&isa_bus_dma_tag,
&i386_isa_chipset
};
#endif
/*
* Same as above, but for EISA.
@ -107,6 +124,14 @@ mainbus_attach(parent, self, aux)
printf("\n");
#if NPNPBIOS > 0
if (pnpbios_probe()) {
mba.mba_paa.paa_busname = "pnpbios";
mba.mba_paa.paa_ic = &i386_isa_chipset;
config_found(self, &mba.mba_paa, mainbus_print);
}
#endif
/*
* XXX Note also that the presence of a PCI bus should
* XXX _always_ be checked, and if present the bus should be
@ -136,15 +161,11 @@ mainbus_attach(parent, self, aux)
config_found(self, &mba.mba_eba, mainbus_print);
}
if (isa_has_been_seen == 0) {
mba.mba_iba.iba_busname = "isa";
mba.mba_iba.iba_iot = I386_BUS_SPACE_IO;
mba.mba_iba.iba_memt = I386_BUS_SPACE_MEM;
#if NISA > 0
mba.mba_iba.iba_dmat = &isa_bus_dma_tag;
if (isa_has_been_seen == 0)
config_found(self, &mba_iba, mainbus_print);
#endif
config_found(self, &mba.mba_iba, mainbus_print);
}
#if NAPM > 0
if (apm_busprobe()) {
mba.mba_aaa.aaa_busname = "apm";

4
sys/arch/i386/isa/isa_machdep.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: isa_machdep.c,v 1.44 1999/10/25 14:49:41 drochner Exp $ */
/* $NetBSD: isa_machdep.c,v 1.45 1999/11/12 18:39:38 drochner Exp $ */
#define ISA_DMA_STATS
@ -531,7 +531,7 @@ isa_attach_hook(parent, self, iba)
struct device *parent, *self;
struct isabus_attach_args *iba;
{
static struct i386_isa_chipset i386_isa_chipset;
extern struct i386_isa_chipset i386_isa_chipset;
extern int isa_has_been_seen;
/*