Fix a bug that prevents the kernel from detecting the root device.

This commit is contained in:
tsubai 2000-09-29 10:14:20 +00:00
parent 62da00b60c
commit e256cfb9ec
1 changed files with 27 additions and 14 deletions

View File

@ -1,4 +1,4 @@
/* $NetBSD: autoconf.c,v 1.21 2000/02/14 12:45:52 tsubai Exp $ */
/* $NetBSD: autoconf.c,v 1.22 2000/09/29 10:14:20 tsubai Exp $ */
/*
* Copyright (C) 1995, 1996 Wolfgang Solfrank.
@ -174,20 +174,32 @@ device_register(dev, aux)
struct device *dev;
void *aux;
{
static struct device *parent = NULL;
static struct device *parent;
static char *bp = bootpath + 1, *cp = cbootpath;
unsigned long addr;
char *p;
if (booted_device || dev->dv_parent != parent)
if (booted_device)
return;
/* Skip over devices not represented in the OF tree. */
if (DEVICE_IS(dev, "mainbus") || DEVICE_IS(dev, "scsibus") ||
DEVICE_IS(dev, "atapibus") || DEVICE_IS(dev, "pci")) {
if (DEVICE_IS(dev, "mainbus")) {
parent = dev;
return;
}
if (DEVICE_IS(dev, "atapibus") || DEVICE_IS(dev, "pci") ||
DEVICE_IS(dev, "scsibus"))
return;
if (DEVICE_IS(dev->dv_parent, "atapibus") ||
DEVICE_IS(dev->dv_parent, "pci") ||
DEVICE_IS(dev->dv_parent, "scsibus")) {
if (dev->dv_parent->dv_parent != parent)
return;
} else {
if (dev->dv_parent != parent)
return;
}
/* Get the address part of the current path component. The
* last component of the canonical bootpath may have no
@ -207,34 +219,35 @@ device_register(dev, aux)
} else
addr = strtoul(p + 1, &p, 16);
if (DEVICE_IS(dev, "bandit") || DEVICE_IS(dev, "grackle") ||
DEVICE_IS(dev, "uninorth")) {
if (DEVICE_IS(dev->dv_parent, "mainbus")) {
struct confargs *ca = aux;
if (strcmp(ca->ca_name, "ofw") == 0) /* XXX */
return;
if (addr != ca->ca_reg[0])
return;
} else if (DEVICE_IS(parent, "pci")) {
} else if (DEVICE_IS(dev->dv_parent, "pci")) {
struct pci_attach_args *pa = aux;
if (addr != pa->pa_device)
return;
} else if (DEVICE_IS(parent, "obio")) {
} else if (DEVICE_IS(dev->dv_parent, "obio")) {
struct confargs *ca = aux;
if (addr != ca->ca_reg[0])
return;
} else if (DEVICE_IS(parent, "scsibus") ||
DEVICE_IS(parent, "atapibus")) {
} else if (DEVICE_IS(dev->dv_parent, "scsibus") ||
DEVICE_IS(dev->dv_parent, "atapibus")) {
struct scsipibus_attach_args *sa = aux;
if (parent->dv_xname[0] == 's') {
if (dev->dv_parent->dv_xname[0] == 's') {
if (addr != sa->sa_sc_link->scsipi_scsi.target)
return;
} else {
if (addr != sa->sa_sc_link->scsipi_atapi.drive)
return;
}
} else if (DEVICE_IS(parent, "pciide")) {
} else if (DEVICE_IS(dev->dv_parent, "pciide")) {
struct ata_atapi_attach *aa = aux;
if (addr != aa->aa_channel)
@ -251,7 +264,7 @@ device_register(dev, aux)
return;
if (strtoul(p, &p, 16) != aa->aa_drv_data->drive)
return;
} else if (DEVICE_IS(parent, "wdc")) {
} else if (DEVICE_IS(dev->dv_parent, "wdc")) {
struct ata_atapi_attach *aa = aux;
if (addr != aa->aa_channel)