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[src/netbsd-1-5]: src/sys/arch/alpha/alpha CDROMs can exist on ide buses



details:   https://anonhg.NetBSD.org/src/rev/6305dc41ec24
branches:  netbsd-1-5
changeset: 488179:6305dc41ec24
user:      matt <matt%NetBSD.org@localhost>
date:      Tue Jun 20 03:48:54 2000 +0000

description:
CDROMs can exist on ide buses

diffstat:

 sys/arch/alpha/alpha/api_up1000.c |  299 ++++++++++++++++++++++++++++++++++++
 sys/arch/alpha/alpha/dec_550.c    |  315 ++++++++++++++++++++++++++++++++++++++
 sys/arch/alpha/alpha/dec_eb164.c  |  302 ++++++++++++++++++++++++++++++++++++
 3 files changed, 916 insertions(+), 0 deletions(-)

diffs (truncated from 928 to 300 lines):

diff -r f58cddaf51eb -r 6305dc41ec24 sys/arch/alpha/alpha/api_up1000.c
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/sys/arch/alpha/alpha/api_up1000.c Tue Jun 20 03:48:54 2000 +0000
@@ -0,0 +1,299 @@
+/* $NetBSD: api_up1000.c,v 1.4.2.2 2000/06/20 03:48:54 matt Exp $ */
+
+/*
+ * Copyright (c) 1995, 1996, 1997 Carnegie-Mellon University.
+ * All rights reserved.
+ *
+ * Author: Chris G. Demetriou
+ * 
+ * Permission to use, copy, modify and distribute this software and
+ * its documentation is hereby granted, provided that both the copyright
+ * notice and this permission notice appear in all copies of the
+ * software, derivative works or modified versions, and any portions
+ * thereof, and that both notices appear in supporting documentation.
+ * 
+ * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" 
+ * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND 
+ * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
+ * 
+ * Carnegie Mellon requests users of this software to return to
+ *
+ *  Software Distribution Coordinator  or  Software.Distribution%CS.CMU.EDU@localhost
+ *  School of Computer Science
+ *  Carnegie Mellon University
+ *  Pittsburgh PA 15213-3890
+ *
+ * any improvements or extensions that they make and grant Carnegie the
+ * rights to redistribute these changes.
+ */
+/*
+ * Additional Copyright (c) 1997 by Matthew Jacob for NASA/Ames Research Center
+ */
+
+#include <sys/cdefs.h>                 /* RCS ID & Copyright macro defns */
+
+__KERNEL_RCSID(0, "$NetBSD: api_up1000.c,v 1.4.2.2 2000/06/20 03:48:54 matt Exp $");
+
+#include <sys/param.h>
+#include <sys/systm.h>
+#include <sys/device.h>
+#include <sys/termios.h>
+#include <dev/cons.h>
+
+#include <machine/alpha.h>
+#include <machine/rpb.h>
+#include <machine/autoconf.h>
+#include <machine/conf.h>
+#include <machine/bus.h>
+
+#include <dev/ic/comreg.h>
+#include <dev/ic/comvar.h>
+
+#include <dev/isa/isareg.h>
+#include <dev/isa/isavar.h>
+#include <dev/ic/i8042reg.h>
+#include <dev/ic/pckbcvar.h>
+#include <dev/pci/pcireg.h>
+#include <dev/pci/pcivar.h>
+
+#include <alpha/pci/irongatereg.h>
+#include <alpha/pci/irongatevar.h>
+
+#include <dev/scsipi/scsi_all.h>
+#include <dev/scsipi/scsipi_all.h>
+#include <dev/scsipi/scsiconf.h>
+#include <dev/ata/atavar.h>
+
+#include "pckbd.h"
+
+#ifndef CONSPEED
+#define CONSPEED TTYDEF_SPEED
+#endif
+static int comcnrate = CONSPEED;
+
+#define        DPRINTF(x)      if (bootdev_debug) printf x
+
+void api_up1000_init __P((void));
+static void api_up1000_cons_init __P((void));
+static void api_up1000_device_register __P((struct device *, void *));
+
+void
+api_up1000_init()
+{
+
+       platform.family = "Alpha Processor, Inc. UP1000";
+
+       if ((platform.model = alpha_dsr_sysname()) == NULL) {
+               /* XXX Don't know the system variations, yet. */
+               platform.model = alpha_unknown_sysname();
+       }
+
+       platform.iobus = "irongate";
+       platform.cons_init = api_up1000_cons_init;
+       platform.device_register = api_up1000_device_register;
+}
+
+static void
+api_up1000_cons_init()
+{
+       struct ctb *ctb;
+       struct irongate_config *icp;
+       extern struct irongate_config irongate_configuration;
+
+       icp = &irongate_configuration;
+       irongate_init(icp, 0);
+
+       ctb = (struct ctb *)(((caddr_t)hwrpb) + hwrpb->rpb_ctb_off);
+
+       switch (ctb->ctb_term_type) {
+       case 2: 
+               /* serial console ... */
+               /* XXX */
+               {
+                       /*
+                        * Delay to allow PROM putchars to complete.
+                        * FIFO depth * character time,
+                        * character time = (1000000 / (defaultrate / 10))
+                        */
+                       DELAY(160000000 / comcnrate);
+
+                       if(comcnattach(&icp->ic_iot, 0x3f8, comcnrate,
+                           COM_FREQ,
+                           (TTYDEF_CFLAG & ~(CSIZE | PARENB)) | CS8))
+                               panic("can't init serial console");
+
+                       break;
+               }
+
+       case 3:
+#if NPCKBD > 0
+               /* display console ... */
+               /* XXX */
+               (void) pckbc_cnattach(&icp->ic_iot, IO_KBD, KBCMDP,
+                   PCKBC_KBD_SLOT);
+
+               if (CTB_TURBOSLOT_TYPE(ctb->ctb_turboslot) ==
+                   CTB_TURBOSLOT_TYPE_ISA)
+                       isa_display_console(&icp->ic_iot, &icp->ic_memt);
+               else
+                       pci_display_console(&icp->ic_iot, &icp->ic_memt,
+                           &icp->ic_pc, CTB_TURBOSLOT_BUS(ctb->ctb_turboslot),
+                           CTB_TURBOSLOT_SLOT(ctb->ctb_turboslot), 0);
+#else
+               panic("not configured to use display && keyboard console");
+#endif
+               break;
+
+       default:
+               printf("ctb->ctb_term_type = 0x%lx\n", ctb->ctb_term_type);
+               printf("ctb->ctb_turboslot = 0x%lx\n", ctb->ctb_turboslot);
+
+               panic("consinit: unknown console type %ld\n",
+                   ctb->ctb_term_type);
+       }
+}
+
+static void
+api_up1000_device_register(dev, aux)
+       struct device *dev;
+       void *aux;
+{
+       static int found, initted, scsiboot, ideboot, netboot;
+       static struct device *pcidev, *scsipidev;
+       struct bootdev_data *b = bootdev_data;
+       struct device *parent = dev->dv_parent;
+       struct cfdata *cf = dev->dv_cfdata;
+       struct cfdriver *cd = cf->cf_driver;
+
+       if (found)
+               return;
+
+       if (!initted) {
+               scsiboot = (strcmp(b->protocol, "SCSI") == 0);
+               netboot = (strcmp(b->protocol, "BOOTP") == 0) ||
+                   (strcmp(b->protocol, "MOP") == 0);
+               /*
+                * Add an extra check to boot from ide drives:
+                * Newer SRM firmware use the protocol identifier IDE,
+                * older SRM firmware use the protocol identifier SCSI.
+                */
+               ideboot = (strcmp(b->protocol, "IDE") == 0);
+               DPRINTF(("\nscsiboot = %d, ideboot = %d, netboot = %d\n",
+                   scsiboot, ideboot, netboot));
+               initted = 1;
+       }
+
+       if (pcidev == NULL) {
+               if (strcmp(cd->cd_name, "pci"))
+                       return;
+               else {
+                       struct pcibus_attach_args *pba = aux;
+
+                       if ((b->slot / 1000) != pba->pba_bus)
+                               return;
+       
+                       pcidev = dev;
+                       DPRINTF(("\npcidev = %s\n", pcidev->dv_xname));
+                       return;
+               }
+       }
+
+       if ((ideboot || scsiboot) && (scsipidev == NULL)) {
+               if (parent != pcidev)
+                       return;
+               else {
+                       struct pci_attach_args *pa = aux;
+
+                       if (b->slot % 1000 / 100 != pa->pa_function)
+                               return;
+                       if (b->slot % 100 != pa->pa_device)
+                               return;
+       
+                       scsipidev = dev;
+                       DPRINTF(("\nscsipidev = %s\n", scsipidev->dv_xname));
+                       return;
+               }
+       }
+
+       if ((ideboot || scsiboot) &&
+           (!strcmp(cd->cd_name, "sd") ||
+            !strcmp(cd->cd_name, "st") ||
+            !strcmp(cd->cd_name, "cd"))) {
+               struct scsipibus_attach_args *sa = aux;
+
+               if (parent->dv_parent != scsipidev)
+                       return;
+
+               if (sa->sa_sc_link->type == BUS_SCSI
+                   && b->unit / 100 != sa->sa_sc_link->scsipi_scsi.target)
+                       return;
+               if (sa->sa_sc_link->type == BUS_ATAPI
+                   && b->unit / 100 != sa->sa_sc_link->scsipi_atapi.drive) 
+                       return;
+
+               /* XXX LUN! */
+
+               switch (b->boot_dev_type) {
+               case 0:
+                       if (strcmp(cd->cd_name, "sd") &&
+                           strcmp(cd->cd_name, "cd"))
+                               return;
+                       break;
+               case 1:
+                       if (strcmp(cd->cd_name, "st"))
+                               return;
+                       break;
+               default:
+                       return;
+               }
+
+               /* we've found it! */
+               booted_device = dev;
+               DPRINTF(("\nbooted_device = %s\n", booted_device->dv_xname));
+               found = 1;
+       }
+
+       /*
+        * Support to boot from IDE drives.
+        */
+       if ((ideboot || scsiboot) && !strcmp(cd->cd_name, "wd")) {
+               struct ata_atapi_attach *aa_link = aux;
+               if ((strncmp("pciide", parent->dv_xname, 6) != 0)) {
+                       return;
+               } else {
+                       if (parent != scsipidev)
+                               return;
+               }
+               DPRINTF(("\natapi info: drive %d, channel %d\n",
+                   aa_link->aa_drv_data->drive, aa_link->aa_channel));
+               DPRINTF(("bootdev info: unit: %d, channel: %d\n",
+                   b->unit, b->channel));
+               if (b->unit != aa_link->aa_drv_data->drive ||
+                   b->channel != aa_link->aa_channel)
+                       return;
+
+               /* we've found it! */
+               booted_device = dev;
+               DPRINTF(("booted_device = %s\n", booted_device->dv_xname));
+               found = 1;
+       }
+
+       if (netboot) {
+               if (parent != pcidev)
+                       return;
+               else {
+                       struct pci_attach_args *pa = aux;
+
+                       if ((b->slot % 1000) != pa->pa_device)
+                               return;
+
+                       /* XXX function? */
+       
+                       booted_device = dev;
+                       DPRINTF(("\nbooted_device = %s\n",
+                           booted_device->dv_xname));
+                       found = 1;
+                       return;



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