1263035Stychon/*- 2263035Stychon * Copyright (c) 2014 Tycho Nightingale <tycho.nightingale@pluribusnetworks.com> 3263035Stychon * All rights reserved. 4263035Stychon * 5263035Stychon * Redistribution and use in source and binary forms, with or without 6263035Stychon * modification, are permitted provided that the following conditions 7263035Stychon * are met: 8263035Stychon * 1. Redistributions of source code must retain the above copyright 9263035Stychon * notice, this list of conditions and the following disclaimer. 10263035Stychon * 2. Redistributions in binary form must reproduce the above copyright 11263035Stychon * notice, this list of conditions and the following disclaimer in the 12263035Stychon * documentation and/or other materials provided with the distribution. 13263035Stychon * 14263035Stychon * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND 15263035Stychon * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16263035Stychon * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17263035Stychon * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18263035Stychon * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19263035Stychon * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20263035Stychon * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21263035Stychon * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22263035Stychon * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23263035Stychon * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24263035Stychon * SUCH DAMAGE. 25263035Stychon * 26263035Stychon * $FreeBSD$ 27263035Stychon */ 28263035Stychon 29263035Stychon#ifndef _VATPIC_H_ 30263035Stychon#define _VATPIC_H_ 31263035Stychon 32263035Stychon#include <isa/isareg.h> 33263035Stychon 34263035Stychon#define ICU_IMR_OFFSET 1 35263035Stychon 36263035Stychon#define IO_ELCR1 0x4d0 37263035Stychon#define IO_ELCR2 0x4d1 38263035Stychon 39263035Stychonstruct vatpic *vatpic_init(struct vm *vm); 40263035Stychonvoid vatpic_cleanup(struct vatpic *vatpic); 41263035Stychon 42273706Sneelint vatpic_master_handler(struct vm *vm, int vcpuid, bool in, int port, 43273706Sneel int bytes, uint32_t *eax); 44273706Sneelint vatpic_slave_handler(struct vm *vm, int vcpuid, bool in, int port, 45273706Sneel int bytes, uint32_t *eax); 46273706Sneelint vatpic_elc_handler(struct vm *vm, int vcpuid, bool in, int port, int bytes, 47264648Stychon uint32_t *eax); 48263035Stychon 49263035Stychonint vatpic_assert_irq(struct vm *vm, int irq); 50263035Stychonint vatpic_deassert_irq(struct vm *vm, int irq); 51263035Stychonint vatpic_pulse_irq(struct vm *vm, int irq); 52266125Sjhbint vatpic_set_irq_trigger(struct vm *vm, int irq, enum vm_intr_trigger trigger); 53263035Stychon 54263211Stychonvoid vatpic_pending_intr(struct vm *vm, int *vecptr); 55263035Stychonvoid vatpic_intr_accepted(struct vm *vm, int vector); 56263035Stychon 57263035Stychon#endif /* _VATPIC_H_ */ 58