1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause 3 * 4 * Copyright 2019 Cisco Systems, 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 THE AUTHOR AND CONTRIBUTORS ``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 THE AUTHOR 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 32 #ifndef __VMD_PRIVATE_H__ 33 #define __VMD_PRIVATE_H__ 34 35 struct vmd_irq_handler { 36 TAILQ_ENTRY(vmd_irq_handler) vmd_link; 37 device_t vmd_child; 38 driver_intr_t *vmd_intr; 39 void *vmd_arg; 40 int vmd_rid; 41 }; 42 43 struct vmd_irq { 44 struct resource *vmd_res; 45 int vmd_rid; 46 void *vmd_handle; 47 struct vmd_softc *vmd_sc; 48 int vmd_instance; 49 TAILQ_HEAD(,vmd_irq_handler) vmd_list; 50 }; 51 52 /* 53 * VMD specific data. 54 */ 55 struct vmd_softc 56 { 57 device_t vmd_dev; 58 device_t vmd_child; 59 uint32_t vmd_flags; /* flags */ 60 #define PCIB_SUBTRACTIVE 0x1 61 #define PCIB_DISABLE_MSI 0x2 62 #define PCIB_DISABLE_MSIX 0x4 63 #define PCIB_ENABLE_ARI 0x8 64 #define PCIB_HOTPLUG 0x10 65 #define PCIB_HOTPLUG_CMD_PENDING 0x20 66 #define PCIB_DETACH_PENDING 0x40 67 #define PCIB_DETACHING 0x80 68 u_int vmd_domain; /* domain number */ 69 struct pcib_secbus vmd_bus; /* secondary bus numbers */ 70 71 #define VMD_MAX_BAR 3 72 struct resource *vmd_regs_resource[VMD_MAX_BAR]; 73 int vmd_regs_rid[VMD_MAX_BAR]; 74 bus_space_handle_t vmd_bhandle; 75 bus_space_tag_t vmd_btag; 76 int vmd_io_rid; 77 struct resource *vmd_io_resource; 78 void *vmd_intr; 79 struct vmd_irq *vmd_irq; 80 int vmd_msix_count; 81 uint8_t vmd_bus_start; 82 #ifdef TASK_QUEUE_INTR 83 struct taskqueue *vmd_irq_tq; 84 struct task vmd_irq_task; 85 #else 86 struct mtx vmd_irq_lock; 87 #endif 88 }; 89 90 #endif 91