NetBSD/sys/arch/vax/vax/autoconf.c
matt dfba816635 Rototill the vax code. Switch to devicet/PRIV_ALLOC. Cleanup vax autoconf
code.  Move to prototype definitions.  staticfy, constify, avoid casting.
Use device_* accessors.
2008-03-11 05:34:01 +00:00

482 lines
10 KiB
C

/* $NetBSD: autoconf.c,v 1.90 2008/03/11 05:34:03 matt Exp $ */
/*
* Copyright (c) 1994 Ludd, University of Lule}, Sweden.
* 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.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed at Ludd, University of Lule}.
* 4. The name of the author may not be used to endorse or promote products
* derived from this software without 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.
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: autoconf.c,v 1.90 2008/03/11 05:34:03 matt Exp $");
#include "opt_compat_netbsd.h"
#include "opt_cputype.h"
#include <sys/param.h>
#include <sys/types.h>
#include <sys/systm.h>
#include <sys/device.h>
#include <sys/reboot.h>
#include <sys/disk.h>
#include <sys/buf.h>
#include <sys/bufq.h>
#include <sys/conf.h>
#include <sys/malloc.h>
#include <uvm/uvm_extern.h>
#include <machine/cpu.h>
#include <machine/sid.h>
#include <machine/param.h>
#include <machine/vmparam.h>
#include <machine/nexus.h>
#include <machine/ioa.h>
#include <machine/ka820.h>
#include <machine/ka750.h>
#include <machine/ka650.h>
#include <machine/clock.h>
#include <machine/rpb.h>
#include <machine/bus.h>
#include <machine/mainbus.h>
#include <vax/vax/gencons.h>
#include <dev/bi/bireg.h>
#include "locators.h"
#include "ioconf.h"
void gencnslask(void);
const struct cpu_dep *dep_call;
#define MAINBUS 0
void
cpu_configure(void)
{
if (config_rootfound("mainbus", NULL) == NULL)
panic("mainbus not configured");
/*
* We're ready to start up. Clear CPU cold start flag.
* Soft cold-start flag will be cleared in configure().
*/
if (dep_call->cpu_clrf)
(*dep_call->cpu_clrf)();
}
void
cpu_rootconf(void)
{
/*
* The device we booted from are looked for during autoconfig.
* If there has been a match, it's already been done.
*/
#ifdef DEBUG
printf("booted from type %d unit %d csr 0x%lx adapter %lx slave %d\n",
rpb.devtyp, rpb.unit, rpb.csrphy, rpb.adpphy, rpb.slave);
#endif
printf("boot device: %s\n",
booted_device ? device_xname(booted_device) : "<unknown>");
setroot(booted_device, booted_partition);
}
static int mainbus_print(void *, const char *);
static int mainbus_match(device_t, cfdata_t, void *);
static void mainbus_attach(device_t, device_t, void *);
extern struct vax_bus_space vax_mem_bus_space;
extern struct vax_bus_dma_tag vax_bus_dma_tag;
int
mainbus_print(void *aux, const char *name)
{
struct mainbus_attach_args * const ma = aux;
if (name)
aprint_normal("%s at %s", ma->ma_type, name);
return UNCONF;
}
int
mainbus_match(device_t parent, cfdata_t cf, void *aux)
{
return 1; /* First (and only) mainbus */
}
void
mainbus_attach(device_t parent, device_t self, void *aux)
{
struct mainbus_attach_args ma;
const char * const * devp;
aprint_normal("\n");
for (devp = dep_call->cpu_devs; *devp != NULL; devp++) {
ma.ma_type = *devp;
ma.ma_iot = &vax_mem_bus_space;
ma.ma_dmat = &vax_bus_dma_tag;
config_found(self, &ma, mainbus_print);
}
/*
* Hopefully there a master bus?
* Maybe should have this as master instead of mainbus.
*/
if (dep_call->cpu_subconf != NULL)
(*dep_call->cpu_subconf)(self, &ma, mainbus_print);
#if defined(COMPAT_14)
if (rpb.rpb_base == (void *)-1)
printf("\nWARNING: you must update your boot blocks.\n\n");
#endif
}
CFATTACH_DECL_NEW(mainbus, 0,
mainbus_match, mainbus_attach, NULL, NULL);
static int cpu_mainbus_match(device_t, cfdata_t, void *);
static void cpu_mainbus_attach(device_t, device_t, void *);
int
cpu_mainbus_match(device_t self, cfdata_t cf, void *aux)
{
struct mainbus_attach_args *ma = aux;
return strcmp(cpu_cd.cd_name, ma->ma_type) == 0;
}
void
cpu_mainbus_attach(device_t parent, device_t self, void *aux)
{
struct cpu_info *ci;
KASSERT(device_private(self) == NULL);
ci = curcpu();
self->dv_private = ci;
ci->ci_dev = self;
ci->ci_cpuid = device_unit(self);
if (dep_call->cpu_attach_cpu != NULL)
(*dep_call->cpu_attach_cpu)(self);
else if (ci->ci_cpustr)
aprint_normal(": %s\n", ci->ci_cpustr);
else
aprint_normal("\n");
}
CFATTACH_DECL_NEW(cpu_mainbus, 0,
cpu_mainbus_match, cpu_mainbus_attach, NULL, NULL);
#include "sd.h"
#include "cd.h"
#include "rl.h"
#include "ra.h"
#include "hp.h"
#include "ry.h"
static int ubtest(void *);
static int jmfr(const char *, device_t, int);
static int booted_qe(device_t, void *);
static int booted_qt(device_t, void *);
static int booted_le(device_t, void *);
static int booted_ze(device_t, void *);
static int booted_de(device_t, void *);
static int booted_ni(device_t, void *);
#if NSD > 0 || NCD > 0
static int booted_sd(device_t, void *);
#endif
#if NRL > 0
static int booted_rl(device_t, void *);
#endif
#if NRA
static int booted_ra(device_t, void *);
#endif
#if NHP
static int booted_hp(device_t, void *);
#endif
#if NRD
static int booted_rd(device_t, void *);
#endif
int (* const devreg[])(device_t, void *) = {
booted_qe,
booted_qt,
booted_le,
booted_ze,
booted_de,
booted_ni,
#if NSD > 0 || NCD > 0
booted_sd,
#endif
#if NRL > 0
booted_rl,
#endif
#if NRA
booted_ra,
#endif
#if NHP
booted_hp,
#endif
#if NRD
booted_rd,
#endif
0,
};
#define ubreg(x) ((x) & 017777)
void
device_register(device_t dev, void *aux)
{
int (* const * dp)(device_t, void *) = devreg;
/* If there's a synthetic RPB, we can't trust it */
if (rpb.rpb_base == (void *)-1)
return;
while (*dp) {
if ((**dp)(dev, aux)) {
booted_device = dev;
break;
}
dp++;
}
}
/*
* Simple checks. Return 1 on fail.
*/
int
jmfr(const char *n, device_t dev, int nr)
{
if (rpb.devtyp != nr)
return 1;
return !device_is_a(dev, n);
}
#include <dev/qbus/ubavar.h>
int
ubtest(void *aux)
{
paddr_t p;
p = kvtophys(((struct uba_attach_args *)aux)->ua_ioh);
if (rpb.csrphy != p)
return 1;
return 0;
}
#if 1 /* NNI */
#include <dev/bi/bivar.h>
int
booted_ni(device_t dev, void *aux)
{
struct bi_attach_args *ba = aux;
if (jmfr("ni", dev, BDEV_NI) || (kvtophys(ba->ba_ioh) != rpb.csrphy))
return 0;
return 1;
}
#endif /* NNI */
#if 1 /* NDE */
int
booted_de(device_t dev, void *aux)
{
if (jmfr("de", dev, BDEV_DE) || ubtest(aux))
return 0;
return 1;
}
#endif /* NDE */
int
booted_le(device_t dev, void *aux)
{
if (jmfr("le", dev, BDEV_LE))
return 0;
return 1;
}
int
booted_ze(device_t dev, void *aux)
{
if (jmfr("ze", dev, BDEV_ZE))
return 0;
return 1;
}
int
booted_qt(device_t dev, void *aux)
{
if (jmfr("qt", dev, BDEV_QE) || ubtest(aux))
return 0;
return 1;
}
#if 1 /* NQE */
int
booted_qe(device_t dev, void *aux)
{
if (jmfr("qe", dev, BDEV_QE) || ubtest(aux))
return 0;
return 1;
}
#endif /* NQE */
#if NSD > 0 || NCD > 0
#include <dev/scsipi/scsipi_all.h>
#include <dev/scsipi/scsipiconf.h>
int
booted_sd(device_t dev, void *aux)
{
struct scsipibus_attach_args *sa = aux;
device_t ppdev;
/* Is this a SCSI device? */
if (jmfr("sd", dev, BDEV_SD) && jmfr("sd", dev, BDEV_SDN) &&
jmfr("cd", dev, BDEV_SD) && jmfr("cd", dev, BDEV_SDN))
return 0;
if (sa->sa_periph->periph_channel->chan_bustype->bustype_type !=
SCSIPI_BUSTYPE_SCSI)
return 0; /* ``Cannot happen'' */
if (sa->sa_periph->periph_target != (rpb.unit/100) ||
sa->sa_periph->periph_lun != (rpb.unit % 100))
return 0; /* Wrong unit */
ppdev = device_parent(device_parent(dev));
/* VS3100 NCR 53C80 (si) & VS4000 NCR 53C94 (asc) */
if ((jmfr("si", ppdev, BDEV_SD) == 0 || /* new name */
jmfr("asc", ppdev, BDEV_SD) == 0 ||
jmfr("asc", ppdev, BDEV_SDN) == 0) &&
(device_cfdata(ppdev)->cf_loc[VSBUSCF_CSR] == rpb.csrphy))
return 1;
return 0; /* Where did we come from??? */
}
#endif
#if NRL > 0
#include <dev/qbus/rlvar.h>
int
booted_rl(device_t dev, void *aux)
{
struct rlc_attach_args *raa = aux;
static int ub;
if (jmfr("rlc", dev, BDEV_RL) == 0)
ub = ubtest(aux);
if (ub)
return 0;
if (jmfr("rl", dev, BDEV_RL))
return 0;
if (raa->hwid != rpb.unit)
return 0; /* Wrong unit number */
return 1;
}
#endif
#if NRA
#include <dev/mscp/mscp.h>
#include <dev/mscp/mscpreg.h>
#include <dev/mscp/mscpvar.h>
int
booted_ra(device_t dev, void *aux)
{
struct drive_attach_args *da = aux;
struct mscp_softc *pdev = (void *)device_parent(dev);
paddr_t ioaddr;
if (jmfr("ra", dev, BDEV_UDA))
return 0;
if (da->da_mp->mscp_unit != rpb.unit)
return 0; /* Wrong unit number */
ioaddr = kvtophys(pdev->mi_iph); /* Get phys addr of CSR */
if (rpb.devtyp == BDEV_UDA && rpb.csrphy == ioaddr)
return 1; /* Did match CSR */
return 0;
}
#endif
#if NHP
#include <vax/mba/mbavar.h>
int
booted_hp(device_t dev, void *aux)
{
static int mbaaddr;
/* Save last adapter address */
if (jmfr("mba", dev, BDEV_HP) == 0) {
struct sbi_attach_args *sa = aux;
mbaaddr = kvtophys(sa->sa_ioh);
return 0;
}
if (jmfr("hp", dev, BDEV_HP))
return 0;
if (((struct mba_attach_args *)aux)->ma_unit != rpb.unit)
return 0;
if (mbaaddr != rpb.adpphy)
return 0;
return 1;
}
#endif
#if NRD
int
booted_rd(device_t dev, void *aux)
{
int *nr = aux; /* XXX - use the correct attach struct */
if (jmfr("rd", dev, BDEV_RD))
return 0;
if (*nr != rpb.unit)
return 0;
return 1;
}
#endif