1*5c4a5fe1SAndy Fiddaman /*- 2*5c4a5fe1SAndy Fiddaman * SPDX-License-Identifier: BSD-2-Clause 3*5c4a5fe1SAndy Fiddaman * 4*5c4a5fe1SAndy Fiddaman * Copyright (c) 2014 Hudson River Trading LLC 5*5c4a5fe1SAndy Fiddaman * Written by: John H. Baldwin <jhb@FreeBSD.org> 6*5c4a5fe1SAndy Fiddaman * All rights reserved. 7*5c4a5fe1SAndy Fiddaman * 8*5c4a5fe1SAndy Fiddaman * Redistribution and use in source and binary forms, with or without 9*5c4a5fe1SAndy Fiddaman * modification, are permitted provided that the following conditions 10*5c4a5fe1SAndy Fiddaman * are met: 11*5c4a5fe1SAndy Fiddaman * 1. Redistributions of source code must retain the above copyright 12*5c4a5fe1SAndy Fiddaman * notice, this list of conditions and the following disclaimer. 13*5c4a5fe1SAndy Fiddaman * 2. Redistributions in binary form must reproduce the above copyright 14*5c4a5fe1SAndy Fiddaman * notice, this list of conditions and the following disclaimer in the 15*5c4a5fe1SAndy Fiddaman * documentation and/or other materials provided with the distribution. 16*5c4a5fe1SAndy Fiddaman * 17*5c4a5fe1SAndy Fiddaman * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 18*5c4a5fe1SAndy Fiddaman * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19*5c4a5fe1SAndy Fiddaman * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20*5c4a5fe1SAndy Fiddaman * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 21*5c4a5fe1SAndy Fiddaman * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22*5c4a5fe1SAndy Fiddaman * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23*5c4a5fe1SAndy Fiddaman * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24*5c4a5fe1SAndy Fiddaman * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25*5c4a5fe1SAndy Fiddaman * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26*5c4a5fe1SAndy Fiddaman * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27*5c4a5fe1SAndy Fiddaman * SUCH DAMAGE. 28*5c4a5fe1SAndy Fiddaman */ 29*5c4a5fe1SAndy Fiddaman 30*5c4a5fe1SAndy Fiddaman #ifndef __PCI_IRQ_H__ 31*5c4a5fe1SAndy Fiddaman #define __PCI_IRQ_H__ 32*5c4a5fe1SAndy Fiddaman 33*5c4a5fe1SAndy Fiddaman struct pci_devinst; 34*5c4a5fe1SAndy Fiddaman 35*5c4a5fe1SAndy Fiddaman void pci_irq_assert(struct pci_devinst *pi); 36*5c4a5fe1SAndy Fiddaman void pci_irq_deassert(struct pci_devinst *pi); 37*5c4a5fe1SAndy Fiddaman void pci_irq_init(struct vmctx *ctx); 38*5c4a5fe1SAndy Fiddaman void pci_irq_reserve(int irq); 39*5c4a5fe1SAndy Fiddaman void pci_irq_use(int irq); 40*5c4a5fe1SAndy Fiddaman int pirq_alloc_pin(struct pci_devinst *pi); 41*5c4a5fe1SAndy Fiddaman int pirq_irq(int pin); 42*5c4a5fe1SAndy Fiddaman uint8_t pirq_read(int pin); 43*5c4a5fe1SAndy Fiddaman void pirq_write(struct vmctx *ctx, int pin, uint8_t val); 44*5c4a5fe1SAndy Fiddaman 45*5c4a5fe1SAndy Fiddaman #endif 46