win-pvdrivers

view common/include/public/io/tpmif.h @ 62:edd4a2ad5b44

Removed old inf files
author James Harper <james.harper@bendigoit.com.au>
date Wed Dec 19 10:22:50 2007 +1100 (2007-12-19)
parents 5712dede5a1b
children b474e898b409
line source
1 /******************************************************************************
2 * tpmif.h
3 *
4 * TPM I/O interface for Xen guest OSes.
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to
8 * deal in the Software without restriction, including without limitation the
9 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
10 * sell copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
19 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
21 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
22 * DEALINGS IN THE SOFTWARE.
23 *
24 * Copyright (c) 2005, IBM Corporation
25 *
26 * Author: Stefan Berger, stefanb@us.ibm.com
27 * Grant table support: Mahadevan Gomathisankaran
28 *
29 * This code has been derived from tools/libxc/xen/io/netif.h
30 *
31 * Copyright (c) 2003-2004, Keir Fraser
32 */
34 #ifndef __XEN_PUBLIC_IO_TPMIF_H__
35 #define __XEN_PUBLIC_IO_TPMIF_H__
37 #include "../grant_table.h"
39 struct tpmif_tx_request {
40 unsigned long addr; /* Machine address of packet. */
41 grant_ref_t ref; /* grant table access reference */
42 uint16_t unused;
43 uint16_t size; /* Packet size in bytes. */
44 };
45 typedef struct tpmif_tx_request tpmif_tx_request_t;
47 /*
48 * The TPMIF_TX_RING_SIZE defines the number of pages the
49 * front-end and backend can exchange (= size of array).
50 */
51 typedef uint32_t TPMIF_RING_IDX;
53 #define TPMIF_TX_RING_SIZE 1
55 /* This structure must fit in a memory page. */
57 struct tpmif_ring {
58 struct tpmif_tx_request req;
59 };
60 typedef struct tpmif_ring tpmif_ring_t;
62 struct tpmif_tx_interface {
63 struct tpmif_ring ring[TPMIF_TX_RING_SIZE];
64 };
65 typedef struct tpmif_tx_interface tpmif_tx_interface_t;
67 #endif
69 /*
70 * Local variables:
71 * mode: C
72 * c-set-style: "BSD"
73 * c-basic-offset: 4
74 * tab-width: 4
75 * indent-tabs-mode: nil
76 * End:
77 */