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Clean up attachment code and prototypes.

This commit is contained in:
ross 1998-03-02 06:53:34 +00:00
parent dfb1317f8a
commit 469f9b6126
1 changed files with 44 additions and 56 deletions
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92
sys/arch/alpha/pci/a12c.c
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@ -1,7 +1,7 @@
/* $NetBSD: a12c.c,v 1.1 1998/01/29 21:42:50 ross Exp $ */
/* $NetBSD: a12c.c,v 1.2 1998/03/02 06:53:34 ross Exp $ */
/* [Notice revision 2.0]
* Copyright (c) 1997 Avalon Computer Systems, Inc.
/* [Notice revision 2.2]
* Copyright (c) 1997, 1998 Avalon Computer Systems, Inc.
* All rights reserved.
*
* Author: Ross Harvey
@ -25,7 +25,7 @@
* THIS SOFTWARE IS PROVIDED BY AVALON COMPUTER SYSTEMS, INC. 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 FOUNDATION OR CONTRIBUTORS
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL AVALON OR THE 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
@ -38,13 +38,14 @@
#include "opt_avalon_a12.h" /* Config options headers */
#include <sys/cdefs.h> /* RCS ID & Copyright macro defns */
__KERNEL_RCSID(0, "$NetBSD: a12c.c,v 1.1 1998/01/29 21:42:50 ross Exp $");
__KERNEL_RCSID(0, "$NetBSD: a12c.c,v 1.2 1998/03/02 06:53:34 ross Exp $");
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/kernel.h>
#include <sys/malloc.h>
#include <sys/device.h>
#include <vm/vm.h>
#include <machine/autoconf.h>
@ -52,13 +53,16 @@ __KERNEL_RCSID(0, "$NetBSD: a12c.c,v 1.1 1998/01/29 21:42:50 ross Exp $");
#include <dev/isa/isareg.h>
#include <dev/isa/isavar.h>
#include <dev/dec/clockvar.h>
#include <dev/pci/pcireg.h>
#include <dev/pci/pcivar.h>
#include <alpha/pci/a12creg.h>
#include <alpha/pci/a12cvar.h>
#include <alpha/pci/pci_a12.h>
#define A12C() /* Generate ctags(1) key */
int a12cmatch __P((struct device *, struct cfdata *, void *));
void a12cattach __P((struct device *, struct device *, void *));
@ -70,9 +74,18 @@ extern struct cfdriver a12c_cd;
static int a12cprint __P((void *, const char *pnp));
static void hrh_noclock(void);
static const struct clocktime zeroct;
static void noclock_init(struct device *);
static void noclock_get(struct device *, time_t, struct clocktime *);
static void noclock_set(struct device *, struct clocktime *);
static const struct clockfns noclock_fns = {
noclock_init, noclock_get, noclock_set
};
/* There can be only one. */
int a12cfound;
struct a12c_config a12c_configuration;
@ -84,25 +97,16 @@ a12cmatch(parent, match, aux)
{
struct confargs *ca = aux;
/* Make sure that we're looking for an A12C. */
if (strcmp(ca->ca_name, a12c_cd.cd_name) != 0)
return (0);
if (a12cfound)
return (0);
return (1);
return cputype == ST_AVALON_A12
&& strcmp(ca->ca_name, a12c_cd.cd_name) == 0
&& !a12cfound;
}
/*
* Set up the chipset's function pointers.
*/
void
a12c_init(ccp, mallocsafe)
struct a12c_config *ccp;
int mallocsafe;
{
if (!ccp->ac_initted) {
/* someday these may allocate memory, do once only */
@ -126,6 +130,7 @@ a12cattach(parent, self, aux)
struct a12c_softc *sc = (struct a12c_softc *)self;
struct a12c_config *ccp;
struct pcibus_attach_args pba;
extern const struct clockfns *clockfns; /* XXX? */
/* note that we've attached the chipset; can't have 2 A12Cs. */
a12cfound = 1;
@ -139,23 +144,16 @@ a12cattach(parent, self, aux)
a12c_init(ccp, 1);
/* XXX print chipset information */
printf("\n");
printf(": driver %s over logic %x\n", "$Revision",
A12_ALL_EXTRACT(REGVAL(A12_VERS)));
switch (hwrpb->rpb_type) {
#ifdef AVALON_A12
case ST_AVALON_A12:
pci_a12_pickintr(ccp);
#ifdef EVCNT_COUNTERS
evcnt_attach(self, "intr", &a12_intr_evcnt);
#endif
break;
#endif
default:
panic("a12cattach: shouldn't be here, really...");
}
clockfns = &noclock_fns; /* XXX? */
bzero(&pba, sizeof(pba));
pba.pba_busname = "pci";
pba.pba_iot = 0;
pba.pba_memt = ccp->ac_memt;
@ -163,9 +161,16 @@ a12cattach(parent, self, aux)
pba.pba_pc = &ccp->ac_pc;
pba.pba_bus = 0;
pba.pba_flags = PCI_FLAGS_MEM_ENABLED;
config_found(self, &pba, a12cprint);
hrh_noclock();
pba.pba_busname = "xb";
pba.pba_bus = 1;
config_found(self, &pba, NULL);
pba.pba_busname = "a12dc";
pba.pba_bus = 2;
config_found(self, &pba, NULL);
}
static int
@ -182,36 +187,19 @@ a12cprint(aux, pnp)
return (UNCONF);
}
#include <dev/dec/clockvar.h>
static const struct clocktime zeroct;
static void noclock_init(struct device *);
static void noclock_get(struct device *, time_t, struct clocktime *);
static void noclock_set(struct device *, struct clocktime *);
static void noclock_init(struct device *dev) {
dev = dev;
}
static void noclock_get(struct device *dev, time_t t, struct clocktime *ct)
static void
noclock_get(struct device *dev, time_t t, struct clocktime *ct)
{
*ct = zeroct;
}
static void noclock_set(struct device *dev, struct clocktime *ct)
static void
noclock_set(struct device *dev, struct clocktime *ct)
{
if(dev!=NULL)
*ct = *ct;
}
static const struct clockfns noclock_fns = {
noclock_init, noclock_get, noclock_set
};
static void
hrh_noclock(void) {
extern const struct clockfns *clockfns;
clockfns = &noclock_fns;
}