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Date:      Wed, 12 Nov 2003 12:07:37 -0500 (EST)
From:      John Baldwin <jhb@FreeBSD.org>
To:        Peter Wemm <peter@wemm.org>
Cc:        Perforce Change Reviews <perforce@freebsd.org>
Subject:   Re: PERFORCE change 42080 for review
Message-ID:  <XFMail.20031112120737.jhb@FreeBSD.org>
In-Reply-To: <20031112041040.B47B12A8FB@canning.wemm.org>

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On 12-Nov-2003 Peter Wemm wrote:
> Peter Wemm wrote:
>> http://perforce.freebsd.org/chv.cgi?CH=42080
>> 
>> Change 42080 by peter@peter_daintree on 2003/11/11 19:24:43
>> 
>>      Stab the 8259A's in the heart real early to make damn
>>      sure they're dead.
> 
>> @@ -1123,6 +1122,10 @@
>>      u_int64_t msr;
>>      char *env;
>>  
>> +    /* Preemptively mask the atpics and leave them shut down */
>> +    outb(IO_ICU1 + ICU_IMR_OFFSET, 0xff);
>> +    outb(IO_ICU2 + ICU_IMR_OFFSET, 0xff);
>> +
>>      /* Turn on PTE NX (no execute) bit */
> 
> 
> And with this series of changes, I made it to single user.
> 
> John: I doubt your imen mask handling in the atpic code.

What problems do you see?

-- 

John Baldwin <jhb@FreeBSD.org>  <><  http://www.FreeBSD.org/~jhb/
"Power Users Use the Power to Serve!"  -  http://www.FreeBSD.org/



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