1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause 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 29 #include <sys/types.h> 30 #include <sys/ioctl.h> 31 32 #include <machine/vmm.h> 33 34 #include <string.h> 35 36 #include "vmmapi.h" 37 #include "internal.h" 38 39 int 40 vm_assign_pptdev(struct vmctx *ctx, int bus, int slot, int func) 41 { 42 struct vm_pptdev pptdev; 43 44 bzero(&pptdev, sizeof(pptdev)); 45 pptdev.bus = bus; 46 pptdev.slot = slot; 47 pptdev.func = func; 48 49 return (ioctl(ctx->fd, VM_BIND_PPTDEV, &pptdev)); 50 } 51 52 int 53 vm_unassign_pptdev(struct vmctx *ctx, int bus, int slot, int func) 54 { 55 struct vm_pptdev pptdev; 56 57 bzero(&pptdev, sizeof(pptdev)); 58 pptdev.bus = bus; 59 pptdev.slot = slot; 60 pptdev.func = func; 61 62 return (ioctl(ctx->fd, VM_UNBIND_PPTDEV, &pptdev)); 63 } 64 65 int 66 vm_reset_pptdev(struct vmctx *ctx, int bus, int slot, int func) 67 { 68 struct vm_pptdev pptdev; 69 70 bzero(&pptdev, sizeof(pptdev)); 71 pptdev.bus = bus; 72 pptdev.slot = slot; 73 pptdev.func = func; 74 75 return (ioctl(ctx->fd, VM_RESET_PPTDEV, &pptdev)); 76 } 77 78 int 79 vm_map_pptdev_mmio(struct vmctx *ctx, int bus, int slot, int func, 80 vm_paddr_t gpa, size_t len, vm_paddr_t hpa) 81 { 82 struct vm_pptdev_mmio pptmmio; 83 84 bzero(&pptmmio, sizeof(pptmmio)); 85 pptmmio.bus = bus; 86 pptmmio.slot = slot; 87 pptmmio.func = func; 88 pptmmio.gpa = gpa; 89 pptmmio.len = len; 90 pptmmio.hpa = hpa; 91 92 return (ioctl(ctx->fd, VM_MAP_PPTDEV_MMIO, &pptmmio)); 93 } 94 95 int 96 vm_unmap_pptdev_mmio(struct vmctx *ctx, int bus, int slot, int func, 97 vm_paddr_t gpa, size_t len) 98 { 99 struct vm_pptdev_mmio pptmmio; 100 101 bzero(&pptmmio, sizeof(pptmmio)); 102 pptmmio.bus = bus; 103 pptmmio.slot = slot; 104 pptmmio.func = func; 105 pptmmio.gpa = gpa; 106 pptmmio.len = len; 107 108 return (ioctl(ctx->fd, VM_UNMAP_PPTDEV_MMIO, &pptmmio)); 109 } 110 111 int 112 vm_setup_pptdev_msi(struct vmctx *ctx, int bus, int slot, int func, 113 uint64_t addr, uint64_t msg, int numvec) 114 { 115 struct vm_pptdev_msi pptmsi; 116 117 bzero(&pptmsi, sizeof(pptmsi)); 118 pptmsi.bus = bus; 119 pptmsi.slot = slot; 120 pptmsi.func = func; 121 pptmsi.msg = msg; 122 pptmsi.addr = addr; 123 pptmsi.numvec = numvec; 124 125 return (ioctl(ctx->fd, VM_PPTDEV_MSI, &pptmsi)); 126 } 127 128 int 129 vm_setup_pptdev_msix(struct vmctx *ctx, int bus, int slot, int func, 130 int idx, uint64_t addr, uint64_t msg, uint32_t vector_control) 131 { 132 struct vm_pptdev_msix pptmsix; 133 134 bzero(&pptmsix, sizeof(pptmsix)); 135 pptmsix.bus = bus; 136 pptmsix.slot = slot; 137 pptmsix.func = func; 138 pptmsix.idx = idx; 139 pptmsix.msg = msg; 140 pptmsix.addr = addr; 141 pptmsix.vector_control = vector_control; 142 143 return (ioctl(ctx->fd, VM_PPTDEV_MSIX, &pptmsix)); 144 } 145 146 int 147 vm_disable_pptdev_msix(struct vmctx *ctx, int bus, int slot, int func) 148 { 149 struct vm_pptdev ppt; 150 151 bzero(&ppt, sizeof(ppt)); 152 ppt.bus = bus; 153 ppt.slot = slot; 154 ppt.func = func; 155 156 return (ioctl(ctx->fd, VM_PPTDEV_DISABLE_MSIX, &ppt)); 157 } 158