1*9da9560cSBryan Venteicher#- 2*9da9560cSBryan Venteicher# Copyright (c) 2017, Bryan Venteicher <bryanv@FreeBSD.org> 3*9da9560cSBryan Venteicher# All rights reserved. 4*9da9560cSBryan Venteicher# 5*9da9560cSBryan Venteicher# Redistribution and use in source and binary forms, with or without 6*9da9560cSBryan Venteicher# modification, are permitted provided that the following conditions 7*9da9560cSBryan Venteicher# are met: 8*9da9560cSBryan Venteicher# 1. Redistributions of source code must retain the above copyright 9*9da9560cSBryan Venteicher# notice, this list of conditions and the following disclaimer. 10*9da9560cSBryan Venteicher# 2. Redistributions in binary form must reproduce the above copyright 11*9da9560cSBryan Venteicher# notice, this list of conditions and the following disclaimer in the 12*9da9560cSBryan Venteicher# documentation and/or other materials provided with the distribution. 13*9da9560cSBryan Venteicher# 14*9da9560cSBryan Venteicher# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15*9da9560cSBryan Venteicher# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16*9da9560cSBryan Venteicher# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17*9da9560cSBryan Venteicher# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18*9da9560cSBryan Venteicher# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19*9da9560cSBryan Venteicher# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20*9da9560cSBryan Venteicher# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21*9da9560cSBryan Venteicher# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22*9da9560cSBryan Venteicher# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23*9da9560cSBryan Venteicher# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24*9da9560cSBryan Venteicher# SUCH DAMAGE. 25*9da9560cSBryan Venteicher# 26*9da9560cSBryan Venteicher 27*9da9560cSBryan Venteicher#include <sys/bus.h> 28*9da9560cSBryan Venteicher#include <machine/bus.h> 29*9da9560cSBryan Venteicher 30*9da9560cSBryan VenteicherINTERFACE virtio_pci; 31*9da9560cSBryan Venteicher 32*9da9560cSBryan VenteicherHEADER { 33*9da9560cSBryan Venteicherstruct virtqueue; 34*9da9560cSBryan Venteicherstruct vtpci_interrupt; 35*9da9560cSBryan Venteicher}; 36*9da9560cSBryan Venteicher 37*9da9560cSBryan VenteicherMETHOD uint8_t read_isr { 38*9da9560cSBryan Venteicher device_t dev; 39*9da9560cSBryan Venteicher}; 40*9da9560cSBryan Venteicher 41*9da9560cSBryan VenteicherMETHOD uint16_t get_vq_size { 42*9da9560cSBryan Venteicher device_t dev; 43*9da9560cSBryan Venteicher int idx; 44*9da9560cSBryan Venteicher}; 45*9da9560cSBryan Venteicher 46*9da9560cSBryan VenteicherMETHOD bus_size_t get_vq_notify_off { 47*9da9560cSBryan Venteicher device_t dev; 48*9da9560cSBryan Venteicher int idx; 49*9da9560cSBryan Venteicher}; 50*9da9560cSBryan Venteicher 51*9da9560cSBryan VenteicherMETHOD void set_vq { 52*9da9560cSBryan Venteicher device_t dev; 53*9da9560cSBryan Venteicher struct virtqueue *vq; 54*9da9560cSBryan Venteicher}; 55*9da9560cSBryan Venteicher 56*9da9560cSBryan VenteicherMETHOD void disable_vq { 57*9da9560cSBryan Venteicher device_t dev; 58*9da9560cSBryan Venteicher int idx; 59*9da9560cSBryan Venteicher}; 60*9da9560cSBryan Venteicher 61*9da9560cSBryan VenteicherMETHOD int register_cfg_msix { 62*9da9560cSBryan Venteicher device_t dev; 63*9da9560cSBryan Venteicher struct vtpci_interrupt *intr; 64*9da9560cSBryan Venteicher}; 65*9da9560cSBryan Venteicher 66*9da9560cSBryan VenteicherMETHOD int register_vq_msix { 67*9da9560cSBryan Venteicher device_t dev; 68*9da9560cSBryan Venteicher int idx; 69*9da9560cSBryan Venteicher struct vtpci_interrupt *intr; 70*9da9560cSBryan Venteicher}; 71