#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 * Rusty Russell * Michael S. Tsirkin * * 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 */ void vp_notify(struct virtqueue *vq); NTSTATUS vio_legacy_initialize(VirtIODevice *vdev); NTSTATUS vio_modern_initialize(VirtIODevice *vdev); #endif