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virtio_pci_common.h
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#ifndef _DRIVERS_VIRTIO_VIRTIO_PCI_COMMON_H
#define _DRIVERS_VIRTIO_VIRTIO_PCI_COMMON_H
/*
* Virtio PCI driver - APIs for common functionality for all device versions
*
* Copyright IBM Corp. 2007
* Copyright Red Hat, Inc. 2014
*
* Authors:
* Anthony Liguori <aliguori@us.ibm.com>
* Rusty Russell <rusty@rustcorp.com.au>
* Michael S. Tsirkin <mst@redhat.com>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met :
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and / or other materials provided with the distribution.
* 3. Neither the names of the copyright holders nor the names of their contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED.IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#define ioread8(vdev, addr) \
vdev->system->vdev_read_byte((ULONG_PTR)(addr))
#define ioread16(vdev, addr) \
vdev->system->vdev_read_word((ULONG_PTR)(addr))
#define ioread32(vdev, addr) \
vdev->system->vdev_read_dword((ULONG_PTR)(addr))
#define iowrite8(vdev, val, addr) \
vdev->system->vdev_write_byte((ULONG_PTR)(addr), val)
#define iowrite16(vdev, val, addr) \
vdev->system->vdev_write_word((ULONG_PTR)(addr), val)
#define iowrite32(vdev, val, addr) \
vdev->system->vdev_write_dword((ULONG_PTR)(addr), val)
#define iowrite64_twopart(vdev, val, lo_addr, hi_addr) \
vdev->system->vdev_write_dword((ULONG_PTR)(lo_addr), (u32)(val)); \
vdev->system->vdev_write_dword((ULONG_PTR)(hi_addr), (val) >> 32)
#define mem_alloc_contiguous_pages(vdev, size) \
vdev->system->mem_alloc_contiguous_pages(vdev->DeviceContext, size)
#define mem_free_contiguous_pages(vdev, virt) \
vdev->system->mem_free_contiguous_pages(vdev->DeviceContext, virt)
#define mem_get_physical_address(vdev, virt) \
vdev->system->mem_get_physical_address(vdev->DeviceContext, virt)
#define mem_alloc_nonpaged_block(vdev, size) \
vdev->system->mem_alloc_nonpaged_block(vdev->DeviceContext, size)
#define mem_free_nonpaged_block(vdev, addr) \
vdev->system->mem_free_nonpaged_block(vdev->DeviceContext, addr)
#define pci_read_config_byte(vdev, where, bVal) \
vdev->system->pci_read_config_byte(vdev->DeviceContext, where, bVal)
#define pci_read_config_word(vdev, where, wVal) \
vdev->system->pci_read_config_word(vdev->DeviceContext, where, wVal)
#define pci_read_config_dword(vdev, where, dwVal) \
vdev->system->pci_read_config_dword(vdev->DeviceContext, where, dwVal)
#define pci_get_resource_len(vdev, bar) \
vdev->system->pci_get_resource_len(vdev->DeviceContext, bar)
#define pci_map_address_range(vdev, bar, offset, maxlen) \
vdev->system->pci_map_address_range(vdev->DeviceContext, bar, offset, maxlen)
#define vdev_get_msix_vector(vdev, queue) \
vdev->system->vdev_get_msix_vector(vdev->DeviceContext, queue)
#define vdev_sleep(vdev, msecs) \
vdev->system->vdev_sleep(vdev->DeviceContext, msecs)
/* the notify function used when creating a virt queue */
bool vp_notify(struct virtqueue *vq);
NTSTATUS vio_legacy_initialize(VirtIODevice *vdev);
NTSTATUS vio_modern_initialize(VirtIODevice *vdev);
#endif