dfba816635
code. Move to prototype definitions. staticfy, constify, avoid casting. Use device_* accessors.
482 lines
10 KiB
C
482 lines
10 KiB
C
/* $NetBSD: autoconf.c,v 1.90 2008/03/11 05:34:03 matt Exp $ */
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/*
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* Copyright (c) 1994 Ludd, University of Lule}, Sweden.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed at Ludd, University of Lule}.
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* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: autoconf.c,v 1.90 2008/03/11 05:34:03 matt Exp $");
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#include "opt_compat_netbsd.h"
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#include "opt_cputype.h"
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#include <sys/param.h>
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#include <sys/types.h>
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#include <sys/systm.h>
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#include <sys/device.h>
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#include <sys/reboot.h>
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#include <sys/disk.h>
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#include <sys/buf.h>
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#include <sys/bufq.h>
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#include <sys/conf.h>
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#include <sys/malloc.h>
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#include <uvm/uvm_extern.h>
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#include <machine/cpu.h>
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#include <machine/sid.h>
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#include <machine/param.h>
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#include <machine/vmparam.h>
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#include <machine/nexus.h>
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#include <machine/ioa.h>
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#include <machine/ka820.h>
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#include <machine/ka750.h>
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#include <machine/ka650.h>
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#include <machine/clock.h>
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#include <machine/rpb.h>
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#include <machine/bus.h>
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#include <machine/mainbus.h>
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#include <vax/vax/gencons.h>
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#include <dev/bi/bireg.h>
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#include "locators.h"
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#include "ioconf.h"
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void gencnslask(void);
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const struct cpu_dep *dep_call;
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#define MAINBUS 0
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void
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cpu_configure(void)
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{
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if (config_rootfound("mainbus", NULL) == NULL)
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panic("mainbus not configured");
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/*
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* We're ready to start up. Clear CPU cold start flag.
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* Soft cold-start flag will be cleared in configure().
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*/
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if (dep_call->cpu_clrf)
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(*dep_call->cpu_clrf)();
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}
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void
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cpu_rootconf(void)
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{
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/*
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* The device we booted from are looked for during autoconfig.
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* If there has been a match, it's already been done.
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*/
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#ifdef DEBUG
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printf("booted from type %d unit %d csr 0x%lx adapter %lx slave %d\n",
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rpb.devtyp, rpb.unit, rpb.csrphy, rpb.adpphy, rpb.slave);
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#endif
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printf("boot device: %s\n",
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booted_device ? device_xname(booted_device) : "<unknown>");
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setroot(booted_device, booted_partition);
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}
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static int mainbus_print(void *, const char *);
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static int mainbus_match(device_t, cfdata_t, void *);
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static void mainbus_attach(device_t, device_t, void *);
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extern struct vax_bus_space vax_mem_bus_space;
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extern struct vax_bus_dma_tag vax_bus_dma_tag;
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int
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mainbus_print(void *aux, const char *name)
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{
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struct mainbus_attach_args * const ma = aux;
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if (name)
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aprint_normal("%s at %s", ma->ma_type, name);
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return UNCONF;
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}
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int
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mainbus_match(device_t parent, cfdata_t cf, void *aux)
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{
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return 1; /* First (and only) mainbus */
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}
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void
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mainbus_attach(device_t parent, device_t self, void *aux)
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{
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struct mainbus_attach_args ma;
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const char * const * devp;
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aprint_normal("\n");
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for (devp = dep_call->cpu_devs; *devp != NULL; devp++) {
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ma.ma_type = *devp;
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ma.ma_iot = &vax_mem_bus_space;
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ma.ma_dmat = &vax_bus_dma_tag;
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config_found(self, &ma, mainbus_print);
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}
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/*
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* Hopefully there a master bus?
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* Maybe should have this as master instead of mainbus.
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*/
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if (dep_call->cpu_subconf != NULL)
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(*dep_call->cpu_subconf)(self, &ma, mainbus_print);
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#if defined(COMPAT_14)
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if (rpb.rpb_base == (void *)-1)
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printf("\nWARNING: you must update your boot blocks.\n\n");
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#endif
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}
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CFATTACH_DECL_NEW(mainbus, 0,
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mainbus_match, mainbus_attach, NULL, NULL);
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static int cpu_mainbus_match(device_t, cfdata_t, void *);
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static void cpu_mainbus_attach(device_t, device_t, void *);
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int
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cpu_mainbus_match(device_t self, cfdata_t cf, void *aux)
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{
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struct mainbus_attach_args *ma = aux;
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return strcmp(cpu_cd.cd_name, ma->ma_type) == 0;
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}
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void
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cpu_mainbus_attach(device_t parent, device_t self, void *aux)
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{
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struct cpu_info *ci;
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KASSERT(device_private(self) == NULL);
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ci = curcpu();
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self->dv_private = ci;
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ci->ci_dev = self;
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ci->ci_cpuid = device_unit(self);
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if (dep_call->cpu_attach_cpu != NULL)
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(*dep_call->cpu_attach_cpu)(self);
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else if (ci->ci_cpustr)
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aprint_normal(": %s\n", ci->ci_cpustr);
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else
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aprint_normal("\n");
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}
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CFATTACH_DECL_NEW(cpu_mainbus, 0,
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cpu_mainbus_match, cpu_mainbus_attach, NULL, NULL);
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#include "sd.h"
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#include "cd.h"
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#include "rl.h"
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#include "ra.h"
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#include "hp.h"
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#include "ry.h"
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static int ubtest(void *);
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static int jmfr(const char *, device_t, int);
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static int booted_qe(device_t, void *);
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static int booted_qt(device_t, void *);
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static int booted_le(device_t, void *);
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static int booted_ze(device_t, void *);
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static int booted_de(device_t, void *);
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static int booted_ni(device_t, void *);
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#if NSD > 0 || NCD > 0
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static int booted_sd(device_t, void *);
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#endif
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#if NRL > 0
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static int booted_rl(device_t, void *);
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#endif
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#if NRA
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static int booted_ra(device_t, void *);
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#endif
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#if NHP
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static int booted_hp(device_t, void *);
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#endif
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#if NRD
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static int booted_rd(device_t, void *);
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#endif
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int (* const devreg[])(device_t, void *) = {
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booted_qe,
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booted_qt,
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booted_le,
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booted_ze,
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booted_de,
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booted_ni,
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#if NSD > 0 || NCD > 0
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booted_sd,
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#endif
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#if NRL > 0
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booted_rl,
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#endif
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#if NRA
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booted_ra,
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#endif
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#if NHP
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booted_hp,
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#endif
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#if NRD
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booted_rd,
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#endif
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0,
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};
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#define ubreg(x) ((x) & 017777)
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void
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device_register(device_t dev, void *aux)
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{
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int (* const * dp)(device_t, void *) = devreg;
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/* If there's a synthetic RPB, we can't trust it */
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if (rpb.rpb_base == (void *)-1)
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return;
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while (*dp) {
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if ((**dp)(dev, aux)) {
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booted_device = dev;
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break;
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}
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dp++;
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}
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}
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/*
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* Simple checks. Return 1 on fail.
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*/
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int
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jmfr(const char *n, device_t dev, int nr)
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{
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if (rpb.devtyp != nr)
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return 1;
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return !device_is_a(dev, n);
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}
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#include <dev/qbus/ubavar.h>
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int
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ubtest(void *aux)
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{
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paddr_t p;
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p = kvtophys(((struct uba_attach_args *)aux)->ua_ioh);
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if (rpb.csrphy != p)
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return 1;
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return 0;
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}
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#if 1 /* NNI */
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#include <dev/bi/bivar.h>
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int
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booted_ni(device_t dev, void *aux)
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{
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struct bi_attach_args *ba = aux;
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if (jmfr("ni", dev, BDEV_NI) || (kvtophys(ba->ba_ioh) != rpb.csrphy))
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return 0;
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return 1;
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}
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#endif /* NNI */
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#if 1 /* NDE */
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int
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booted_de(device_t dev, void *aux)
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{
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if (jmfr("de", dev, BDEV_DE) || ubtest(aux))
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return 0;
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return 1;
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}
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#endif /* NDE */
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int
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booted_le(device_t dev, void *aux)
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{
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if (jmfr("le", dev, BDEV_LE))
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return 0;
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return 1;
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}
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int
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booted_ze(device_t dev, void *aux)
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{
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if (jmfr("ze", dev, BDEV_ZE))
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return 0;
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return 1;
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}
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int
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booted_qt(device_t dev, void *aux)
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{
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if (jmfr("qt", dev, BDEV_QE) || ubtest(aux))
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return 0;
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return 1;
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}
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#if 1 /* NQE */
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int
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booted_qe(device_t dev, void *aux)
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{
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if (jmfr("qe", dev, BDEV_QE) || ubtest(aux))
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return 0;
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return 1;
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}
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#endif /* NQE */
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#if NSD > 0 || NCD > 0
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#include <dev/scsipi/scsipi_all.h>
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#include <dev/scsipi/scsipiconf.h>
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int
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booted_sd(device_t dev, void *aux)
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{
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struct scsipibus_attach_args *sa = aux;
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device_t ppdev;
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/* Is this a SCSI device? */
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if (jmfr("sd", dev, BDEV_SD) && jmfr("sd", dev, BDEV_SDN) &&
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jmfr("cd", dev, BDEV_SD) && jmfr("cd", dev, BDEV_SDN))
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return 0;
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if (sa->sa_periph->periph_channel->chan_bustype->bustype_type !=
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SCSIPI_BUSTYPE_SCSI)
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return 0; /* ``Cannot happen'' */
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if (sa->sa_periph->periph_target != (rpb.unit/100) ||
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sa->sa_periph->periph_lun != (rpb.unit % 100))
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return 0; /* Wrong unit */
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ppdev = device_parent(device_parent(dev));
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/* VS3100 NCR 53C80 (si) & VS4000 NCR 53C94 (asc) */
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if ((jmfr("si", ppdev, BDEV_SD) == 0 || /* new name */
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jmfr("asc", ppdev, BDEV_SD) == 0 ||
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jmfr("asc", ppdev, BDEV_SDN) == 0) &&
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(device_cfdata(ppdev)->cf_loc[VSBUSCF_CSR] == rpb.csrphy))
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return 1;
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return 0; /* Where did we come from??? */
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}
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#endif
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#if NRL > 0
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#include <dev/qbus/rlvar.h>
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int
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booted_rl(device_t dev, void *aux)
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{
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struct rlc_attach_args *raa = aux;
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static int ub;
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if (jmfr("rlc", dev, BDEV_RL) == 0)
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ub = ubtest(aux);
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if (ub)
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return 0;
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if (jmfr("rl", dev, BDEV_RL))
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return 0;
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if (raa->hwid != rpb.unit)
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return 0; /* Wrong unit number */
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return 1;
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}
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#endif
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#if NRA
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#include <dev/mscp/mscp.h>
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#include <dev/mscp/mscpreg.h>
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#include <dev/mscp/mscpvar.h>
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int
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booted_ra(device_t dev, void *aux)
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{
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struct drive_attach_args *da = aux;
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struct mscp_softc *pdev = (void *)device_parent(dev);
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paddr_t ioaddr;
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if (jmfr("ra", dev, BDEV_UDA))
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return 0;
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if (da->da_mp->mscp_unit != rpb.unit)
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return 0; /* Wrong unit number */
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ioaddr = kvtophys(pdev->mi_iph); /* Get phys addr of CSR */
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if (rpb.devtyp == BDEV_UDA && rpb.csrphy == ioaddr)
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return 1; /* Did match CSR */
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return 0;
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}
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#endif
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#if NHP
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#include <vax/mba/mbavar.h>
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int
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booted_hp(device_t dev, void *aux)
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{
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static int mbaaddr;
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/* Save last adapter address */
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if (jmfr("mba", dev, BDEV_HP) == 0) {
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struct sbi_attach_args *sa = aux;
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mbaaddr = kvtophys(sa->sa_ioh);
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return 0;
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}
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if (jmfr("hp", dev, BDEV_HP))
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return 0;
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if (((struct mba_attach_args *)aux)->ma_unit != rpb.unit)
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return 0;
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if (mbaaddr != rpb.adpphy)
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return 0;
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return 1;
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}
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#endif
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#if NRD
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int
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booted_rd(device_t dev, void *aux)
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{
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int *nr = aux; /* XXX - use the correct attach struct */
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if (jmfr("rd", dev, BDEV_RD))
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return 0;
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if (*nr != rpb.unit)
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return 0;
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return 1;
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}
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#endif
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