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Date:      Thu, 26 Oct 2000 13:36:14 -0700 (PDT)
From:      Matthew Jacob <mjacob@feral.com>
To:        John Baldwin <jhb@FreeBSD.ORG>
Cc:        Doug Rabson <dfr@nlsystems.com>, alpha@FreeBSD.ORG, Doug Rabson <dfr@FreeBSD.ORG>
Subject:   RE: cvs commit: src/sys/boot/alpha/common main.c src/sys/boot/al
Message-ID:  <Pine.LNX.4.21.0010261334220.3719-100000@zeppo.feral.com>
In-Reply-To: <XFMail.001026133355.jhb@FreeBSD.org>

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> No go on the disklabel. :(  Hmm,  This may be a problem that I'm
> having with the isp0 driver (I think only with SMPng):
> 
> Waiting 5 seconds for SCSI devices to settle
> isp0: 0.0 get user period 0xc offset 0x8 flags 0xfd00
> isp0: 0.0 get current period 0x19 offset 0x0 flags 0xc500
> isp0: 0.0 set current period 0xc offset 0x8 flags 0xfd00
> Mounting root from ufs:/dev/da0a
> da0 at isp0 bus 0 target 0 lun 0
> da0: <DEC RZ1CC-BA (C) DEC 883F> Fixed Direct Access SCSI-2 device
> isp0: 0.0 get current period 0xc offset 0x8 flags 0xfd00
> da0: 40.000MB/s transfers (20.000MHz, offset 8, 16bit), Tagged Queueing Enabled
> da0: 4091MB (8380080 512 byte sectors: 255H 63S/T 521C)
> da0: raw partition size != slice size
> da0: start 0, end 8380079, size 8380080
> da0c: start 0, end 8899736, size 8899737
> da0: truncating raw partition
> 
> Hmm, lemme try changing to a normal 15 second delay for the SCSI bus
> probe..
> 
> Well, the default SCSI_DELAY of 2 seconds caused my kernel to panic
> in swi1: net during dhclient. :-/  Forcing the delay to 15 seconds
> gives me a kernel that doesn't give the weird da0 partition error
> messages and also allows me to use disklabel on da0 now.  With the
> new kernel and new boot1, I can now boot a current loader.  Yay!


The above is 'normal' until we fix the Alpha label brakage. Make sure you're
loading ispfw (or defining in the conf file as a device)- this will save you a
lot of grief in the long run.

> vmem:   2000A118 00000000 HALT
>  
> > [Got to love SRM for debugging - try doing this on a PC].
> 
> Anything is better than a PC for debugging. :)

Not if you have Solaris/x86 and kadb.

-matt




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