Subject: port-sgimips/16584: port-sgimips improperly identifies 2nd scsibus root partition
To: None <>
From: None <>
List: netbsd-bugs
Date: 04/30/2002 08:41:54
>Number:         16584
>Category:       port-sgimips
>Synopsis:       On multi-scsibus machines (Indigo 2) the root drive is always attached to scsibus0
>Confidential:   no
>Severity:       critical
>Priority:       medium
>Responsible:    port-sgimips-maintainer
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Tue Apr 30 06:43:00 PDT 2002
>Originator:     Scott G. Taylor
>Release:        NetBSD 1.5ZC (20020419)
System: NetBSD mod81 1.5ZC NetBSD 1.5ZC (GENERIC_L2) #2: Sun Apr 21 16:06:40 CDT 2002 root@mod81:/sgimips/src/sys/arch/sgimips/compile/GENERIC_L2 sgimips
Architecture: mipseb
Machine: sgimips
	When determining the root drive booted, the drive is assumed to be
	attached to the first controller found.  This is incorrect on (at
	least) the Indigo 2 when the booted drive is on the second SCSI
	Attempt to boot an external SCSI disk on the Indigo 2 (scsibus1).
	The following patch is my fix:

Index: sys/arch/sgimips/sgimips/autoconf.c
RCS file: /cvsroot/syssrc/sys/arch/sgimips/sgimips/autoconf.c,v
retrieving revision 1.8
diff -r1.8 autoconf.c
< 		booted_controller = dev;
> 		if (dev->dv_unit == booted_slot)
> 			booted_controller = dev;