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From: John Baldwin <jhb@FreeBSD.org>
Date: Wed, 6 Dec 2006 17:45:35 +0000 (UTC)
To: src-committers@FreeBSD.org, cvs-src@FreeBSD.org, cvs-all@FreeBSD.org
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Cc: 
Subject: cvs commit: src/sys/boot/i386/btx/btx btx.S
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jhb         2006-12-06 17:45:35 UTC

  FreeBSD src repository

  Modified files:
    sys/boot/i386/btx/btx btx.S 
  Log:
  Ignore any breakpoint instructions (int 3) we encounter in vm86 mode
  rather than treating them as a fatal exception and halting.  At least one
  storage BIOS (some newer mpt(4) parts) have a breakpoint instruction in
  their disk read routine.
  
  MFC after:      3 days
  
  Revision  Changes    Path
  1.44      +2 -0      src/sys/boot/i386/btx/btx/btx.S