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(parent: 2008848) | patch
Handle single-byte reads from the bvmcons port (0x220) by returning
authorjhb <jhb@FreeBSD.org>
Tue, 8 Apr 2014 21:02:03 +0000 (21:02 +0000)
committerjhb <jhb@FreeBSD.org>
Tue, 8 Apr 2014 21:02:03 +0000 (21:02 +0000)
commit808e531530813c805e5f01db2b51e22340fd77a6
tree8e982a2a17348660121cde663158854d9094fe62tree | snapshot
parent2008848cc035c86ab5c5d1246afa3b04ef595a1fcommit | diff
Handle single-byte reads from the bvmcons port (0x220) by returning
0xff.  Some guests may attempt to read from this port to identify
psuedo-PNP ISA devices.  (The ie(4) driver in FreeBSD/i386 is one
example.)

Reviewed by: grehan
usr.sbin/bhyve/consport.c diff | blob | history
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