win-pvdrivers

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Created a common AllocagePages routine in xen_windows.h
Updated xennet and xenvbd to use it.
Updated xennet's method of getting the virtual address from the Mdl
author James Harper <james.harper@bendigoit.com.au>
date Thu Dec 20 21:37:20 2007 +1100 (2007-12-20)
parents d5df0038627d
children dfa772949c6e
line source
1 /*
2 PV Drivers for Windows Xen HVM Domains
3 Copyright (C) 2007 James Harper
4 Copyright (C) 2007 Andrew Grover <andy.grover@oracle.com>
5
6 This program is free software; you can redistribute it and/or
7 modify it under the terms of the GNU General Public License
8 as published by the Free Software Foundation; either version 2
9 of the License, or (at your option) any later version.
10
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
15
16 You should have received a copy of the GNU General Public License
17 along with this program; if not, write to the Free Software
18 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
19 */
20
21 #pragma warning(disable: 4201)
22 #pragma warning(disable: 4214)
23
24 #include <wdm.h>
25 #include <wdf.h>
26 #include <wdfminiport.h>
27 #include <initguid.h>
28 #define NDIS_MINIPORT_DRIVER
29 #define NDIS51_MINIPORT 1
30 #include <ndis.h>
31 #define NDIS_MAJOR_VER 5
32 #define NDIS_MINOR_VER 1
33
34 #define NTSTRSAFE_LIB
35 #include <ntstrsafe.h>
36
37 #define __DRIVER_NAME "XenNet"
38
39 #include <xen_windows.h>
40 #include <memory.h>
41 #include <grant_table.h>
42 #include <event_channel.h>
43 #include <hvm/params.h>
44 #include <hvm/hvm_op.h>
45 #include <evtchn_public.h>
46 #include <xenbus_public.h>
47 #include <xen_public.h>
48 #include <gnttbl_public.h>
49 #include <io/ring.h>
50 #include <io/netif.h>
51 #define XENNET_POOL_TAG (ULONG) 'XenN'
52
53 #define NAME_SIZE 64
54
55 #define ETH_ALEN 6
56
57 /* TODO: crank this up if we support higher mtus? */
58 #define XN_DATA_SIZE 1500
59 #define XN_HDR_SIZE 14
60 #define XN_MIN_PKT_SIZE 60
61 #define XN_MAX_PKT_SIZE (XN_HDR_SIZE + XN_DATA_SIZE)
62
63 #define XN_MAX_SEND_PKTS 16
64
65 #define XENSOURCE_MAC_HDR 0x00163E
66 #define XN_VENDOR_DESC "Xensource"