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Add the support to boot an ide slave drive and to boot from the secondary 

ide channel.
Michael Hitch gave me the final hint how to do that and Havard Eidnes
tested it with his slave drive.
This will also fix pr#8808 on the DS10 when I commit the changes to
dec_6600.c.
This commit is contained in:
veego 2000-02-05 22:14:42 +00:00
parent 63e6cae627
commit b92d490f3e
1 changed files with 28 additions and 27 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

55
sys/arch/alpha/alpha/dec_eb164.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: dec_eb164.c,v 1.31 1999/12/03 22:48:22 thorpej Exp $ */
/* $NetBSD: dec_eb164.c,v 1.32 2000/02/05 22:14:42 veego Exp $ */
/*
* Copyright (c) 1995, 1996, 1997 Carnegie-Mellon University.
@ -32,7 +32,7 @@
#include <sys/cdefs.h> /* RCS ID & Copyright macro defns */
__KERNEL_RCSID(0, "$NetBSD: dec_eb164.c,v 1.31 1999/12/03 22:48:22 thorpej Exp $");
__KERNEL_RCSID(0, "$NetBSD: dec_eb164.c,v 1.32 2000/02/05 22:14:42 veego Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@ -60,6 +60,7 @@ __KERNEL_RCSID(0, "$NetBSD: dec_eb164.c,v 1.31 1999/12/03 22:48:22 thorpej Exp $
#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"
@ -68,6 +69,8 @@ __KERNEL_RCSID(0, "$NetBSD: dec_eb164.c,v 1.31 1999/12/03 22:48:22 thorpej Exp $
#endif
static int comcnrate = CONSPEED;
#define DR_VERBOSE(f) while (0)
void dec_eb164_init __P((void));
static void dec_eb164_cons_init __P((void));
static void dec_eb164_device_register __P((struct device *, void *));
@ -171,11 +174,9 @@ dec_eb164_device_register(dev, aux)
* older SRM firmware use the protocol identifier SCSI.
*/
ideboot = (strcmp(b->protocol, "IDE") == 0);
#if 0
printf("scsiboot = %d, ideboot = %d, netboot = %d\n", scsiboot,
ideboot, netboot);
#endif
initted =1;
DR_VERBOSE(printf("scsiboot = %d, ideboot = %d, netboot = %d\n",
scsiboot, ideboot, netboot));
initted = 1;
}
if (pcidev == NULL) {
@ -188,14 +189,13 @@ dec_eb164_device_register(dev, aux)
return;
pcidev = dev;
#if 0
printf("\npcidev = %s\n", pcidev->dv_xname);
#endif
DR_VERBOSE(printf("\npcidev = %s\n",
pcidev->dv_xname));
return;
}
}
if ( (ideboot || scsiboot) && (scsipidev == NULL) ) {
if ((ideboot || scsiboot) && (scsipidev == NULL)) {
if (parent != pcidev)
return;
else {
@ -207,9 +207,8 @@ dec_eb164_device_register(dev, aux)
return;
scsipidev = dev;
#if 0
printf("\nscsipidev = %s\n", scsipidev->dv_xname);
#endif
DR_VERBOSE(printf("\nscsipidev = %s\n",
scsipidev->dv_xname));
return;
}
}
@ -244,31 +243,34 @@ dec_eb164_device_register(dev, aux)
/* we've found it! */
booted_device = dev;
#if 0
printf("\nbooted_device = %s\n", booted_device->dv_xname);
#endif
DR_VERBOSE(printf("\nbooted_device = %s\n",
booted_device->dv_xname));
found = 1;
}
/*
* Support to boot from IDE drives.
* Should work with all SRM firmware versions, but is at the
* moment limited to hard disks. (No support for booting from an
* IDE cdrom).
*/
if ( (ideboot || scsiboot) && !strcmp(cd->cd_name, "wd")) {
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;
}
DR_VERBOSE(printf("\nAtapi info: drive: %d, channel %d\n",
aa_link->aa_drv_data->drive, aa_link->aa_channel));
DR_VERBOSE(printf("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;
#if 0
printf("\nbooted_device = %s\n", booted_device->dv_xname);
#endif
DR_VERBOSE(printf("booted_device = %s\n",
booted_device->dv_xname));
found = 1;
}
@ -284,9 +286,8 @@ dec_eb164_device_register(dev, aux)
/* XXX function? */
booted_device = dev;
#if 0
printf("\nbooted_device = %s\n", booted_device->dv_xname);
#endif
DR_VERBOSE(printf("\nbooted_device = %s\n",
booted_device->dv_xname));
found = 1;
return;
}