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Date:      Sun, 14 Mar 1999 23:57:38 -0600
From:      Tony Overfield <tony@dell.com>
To:        Jonathan Lemon <jlemon@americantv.com>, freebsd-hackers@freebsd.org
Subject:   Re: Proposal: Define MAXMEM in GENERIC 
Message-ID:  <3.0.6.32.19990314235738.03ba2a10@bugs.us.dell.com>
In-Reply-To: <199903141920.NAA16212@free.pcs>
References:  <local.mail.freebsd-hackers/3.0.6.32.19990314123925.039187c0@bugs.us.dell.com> <local.mail.freebsd-hackers/Your message of "Mon, 15 Mar 199901:54:46 %2B0900."<local.mail.freebsd-hackers/36EBE9D6.7E6320FE@newsguy.com> <local.mail.freebsd-hackers/63209.921431112@axl.noc.iafrica.com>

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At 01:20 PM 3/14/99 -0600, Jonathan Lemon wrote:
>>p.s.  FreeBSD seems to prefer E801h over E820h.  I'd like to see it 
>>      the other way around, since you could gain almost 64 KB of 
>>      extra memory in some cases.
>
>Not true, if you're referring to the VM86 memory probe.  It tries
>INT 15h, AX=E820, then INT 15h, AX=E801, then INT 15h, AX=88, in 
>that order.

Sorry about that.  I have all three of the BIOS functions in my 
box, but I still see this:

BIOS basemem: 639K, extmem: 64512K (from 0xe801 call)

so I made an assumption.  I did say it *seems* to prefer E801h.

Tony




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