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/* $MidnightBSD$ */ |
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/*- |
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* Copyright (c) 2011 NetApp, Inc. |
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* All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions |
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* are met: |
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* 1. Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* 2. Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in the |
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* documentation and/or other materials provided with the distribution. |
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* |
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* THIS SOFTWARE IS PROVIDED BY NETAPP, INC ``AS IS'' AND |
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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* ARE DISCLAIMED. IN NO EVENT SHALL NETAPP, INC OR CONTRIBUTORS BE LIABLE |
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
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* SUCH DAMAGE. |
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* |
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* $FreeBSD: stable/10/usr.sbin/bhyve/post.c 261265 2014-01-29 13:35:12Z jhb $ |
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*/ |
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|
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#include <sys/cdefs.h> |
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__FBSDID("$FreeBSD: stable/10/usr.sbin/bhyve/post.c 261265 2014-01-29 13:35:12Z jhb $"); |
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|
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#include <sys/types.h> |
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|
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#include <assert.h> |
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|
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#include "inout.h" |
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#include "pci_lpc.h" |
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|
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static int |
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post_data_handler(struct vmctx *ctx, int vcpu, int in, int port, int bytes, |
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uint32_t *eax, void *arg) |
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{ |
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assert(in == 1); |
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|
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if (bytes != 1) |
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return (-1); |
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|
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*eax = 0xff; /* return some garbage */ |
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return (0); |
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} |
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|
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INOUT_PORT(post, 0x84, IOPORT_F_IN, post_data_handler); |
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SYSRES_IO(0x84, 1); |
