ReactOS  0.4.15-dev-1070-ge1a01de
virtio_pci_common.h
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1 #ifndef _DRIVERS_VIRTIO_VIRTIO_PCI_COMMON_H
2 #define _DRIVERS_VIRTIO_VIRTIO_PCI_COMMON_H
3 /*
4  * Virtio PCI driver - APIs for common functionality for all device versions
5  *
6  * Copyright IBM Corp. 2007
7  * Copyright Red Hat, Inc. 2014
8  *
9  * Authors:
10  * Anthony Liguori <aliguori@us.ibm.com>
11  * Rusty Russell <rusty@rustcorp.com.au>
12  * Michael S. Tsirkin <mst@redhat.com>
13  *
14  * Redistribution and use in source and binary forms, with or without
15  * modification, are permitted provided that the following conditions
16  * are met :
17  * 1. Redistributions of source code must retain the above copyright
18  * notice, this list of conditions and the following disclaimer.
19  * 2. Redistributions in binary form must reproduce the above copyright
20  * notice, this list of conditions and the following disclaimer in the
21  * documentation and / or other materials provided with the distribution.
22  * 3. Neither the names of the copyright holders nor the names of their contributors
23  * may be used to endorse or promote products derived from this software
24  * without specific prior written permission.
25  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS'' AND
26  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
27  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
28  * ARE DISCLAIMED.IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE
29  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
30  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
31  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
32  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
33  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
34  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
35  * SUCH DAMAGE.
36  */
37 
38 #define ioread8(vdev, addr) \
39  vdev->system->vdev_read_byte((ULONG_PTR)(addr))
40 #define ioread16(vdev, addr) \
41  vdev->system->vdev_read_word((ULONG_PTR)(addr))
42 #define ioread32(vdev, addr) \
43  vdev->system->vdev_read_dword((ULONG_PTR)(addr))
44 #define iowrite8(vdev, val, addr) \
45  vdev->system->vdev_write_byte((ULONG_PTR)(addr), val)
46 #define iowrite16(vdev, val, addr) \
47  vdev->system->vdev_write_word((ULONG_PTR)(addr), val)
48 #define iowrite32(vdev, val, addr) \
49  vdev->system->vdev_write_dword((ULONG_PTR)(addr), val)
50 #define iowrite64_twopart(vdev, val, lo_addr, hi_addr) \
51  vdev->system->vdev_write_dword((ULONG_PTR)(lo_addr), (u32)(val)); \
52  vdev->system->vdev_write_dword((ULONG_PTR)(hi_addr), (val) >> 32)
53 
54 #define mem_alloc_contiguous_pages(vdev, size) \
55  vdev->system->mem_alloc_contiguous_pages(vdev->DeviceContext, size)
56 #define mem_free_contiguous_pages(vdev, virt) \
57  vdev->system->mem_free_contiguous_pages(vdev->DeviceContext, virt)
58 #define mem_get_physical_address(vdev, virt) \
59  vdev->system->mem_get_physical_address(vdev->DeviceContext, virt)
60 #define mem_alloc_nonpaged_block(vdev, size) \
61  vdev->system->mem_alloc_nonpaged_block(vdev->DeviceContext, size)
62 #define mem_free_nonpaged_block(vdev, addr) \
63  vdev->system->mem_free_nonpaged_block(vdev->DeviceContext, addr)
64 
65 #define pci_read_config_byte(vdev, where, bVal) \
66  vdev->system->pci_read_config_byte(vdev->DeviceContext, where, bVal)
67 #define pci_read_config_word(vdev, where, wVal) \
68  vdev->system->pci_read_config_word(vdev->DeviceContext, where, wVal)
69 #define pci_read_config_dword(vdev, where, dwVal) \
70  vdev->system->pci_read_config_dword(vdev->DeviceContext, where, dwVal)
71 
72 #define pci_get_resource_len(vdev, bar) \
73  vdev->system->pci_get_resource_len(vdev->DeviceContext, bar)
74 #define pci_map_address_range(vdev, bar, offset, maxlen) \
75  vdev->system->pci_map_address_range(vdev->DeviceContext, bar, offset, maxlen)
76 
77 #define vdev_get_msix_vector(vdev, queue) \
78  vdev->system->vdev_get_msix_vector(vdev->DeviceContext, queue)
79 #define vdev_sleep(vdev, msecs) \
80  vdev->system->vdev_sleep(vdev->DeviceContext, msecs)
81 
82 /* the notify function used when creating a virt queue */
83 void vp_notify(struct virtqueue *vq);
84 
87 
88 #endif
void vp_notify(struct virtqueue *vq)
LONG NTSTATUS
Definition: precomp.h:26
NTSTATUS vio_modern_initialize(VirtIODevice *vdev)
NTSTATUS vio_legacy_initialize(VirtIODevice *vdev)