2 * Copyright (c) 2011 NetApp, Inc.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
14 * THIS SOFTWARE IS PROVIDED BY NETAPP, INC ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL NETAPP, INC OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32 #include <sys/linker_set.h>
36 typedef int (*inout_func_t)(struct vmctx *ctx, int vcpu, int in, int port,
37 int bytes, uint32_t *eax, void *arg);
47 #define IOPORT_F_IN 0x1
48 #define IOPORT_F_OUT 0x2
49 #define IOPORT_F_INOUT (IOPORT_F_IN | IOPORT_F_OUT)
52 * The following flags are used internally and must not be used by
55 #define IOPORT_F_DEFAULT 0x80000000 /* claimed by default handler */
57 #define INOUT_PORT(name, port, flags, handler) \
58 static struct inout_port __CONCAT(__inout_port, __LINE__) = { \
66 DATA_SET(inout_port_set, __CONCAT(__inout_port, __LINE__))
68 void init_inout(void);
69 int emulate_inout(struct vmctx *, int vcpu, int in, int port, int bytes,
70 uint32_t *eax, int strict);
71 int register_inout(struct inout_port *iop);
72 int unregister_inout(struct inout_port *iop);
73 void init_bvmcons(void);
75 #endif /* _INOUT_H_ */