1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 3 * 4 * Copyright (c) 2011 NetApp, Inc. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY NETAPP, INC ``AS IS'' AND 17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL NETAPP, INC OR CONTRIBUTORS BE LIABLE 20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 * 28 * $FreeBSD$ 29 */ 30 31 #ifndef _IO_PPT_H_ 32 #define _IO_PPT_H_ 33 34 int ppt_unassign_all(struct vm *vm); 35 int ppt_map_mmio(struct vm *vm, int bus, int slot, int func, 36 vm_paddr_t gpa, size_t len, vm_paddr_t hpa); 37 int ppt_unmap_mmio(struct vm *vm, int bus, int slot, int func, 38 vm_paddr_t gpa, size_t len); 39 int ppt_setup_msi(struct vm *vm, int bus, int slot, int func, 40 uint64_t addr, uint64_t msg, int numvec); 41 int ppt_setup_msix(struct vm *vm, int bus, int slot, int func, 42 int idx, uint64_t addr, uint64_t msg, uint32_t vector_control); 43 int ppt_disable_msix(struct vm *vm, int bus, int slot, int func); 44 int ppt_assigned_devices(struct vm *vm); 45 bool ppt_is_mmio(struct vm *vm, vm_paddr_t gpa); 46 47 /* 48 * Returns the number of devices sequestered by the ppt driver for assignment 49 * to virtual machines. 50 */ 51 int ppt_avail_devices(void); 52 53 /* 54 * The following functions should never be called directly. 55 * Use 'vm_assign_pptdev()' and 'vm_unassign_pptdev()' instead. 56 */ 57 int ppt_assign_device(struct vm *vm, int bus, int slot, int func); 58 int ppt_unassign_device(struct vm *vm, int bus, int slot, int func); 59 #endif 60