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