1 /*- 2 * Copyright (c) 2011 NetApp, Inc. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY NETAPP, INC ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL NETAPP, INC OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 * 26 * $FreeBSD$ 27 */ 28 29 #ifndef _VMM_DEV_H_ 30 #define _VMM_DEV_H_ 31 32 #ifdef _KERNEL 33 void vmmdev_init(void); 34 int vmmdev_cleanup(void); 35 #endif 36 37 struct vm_memory_segment { 38 vm_paddr_t gpa; /* in */ 39 size_t len; 40 int wired; 41 }; 42 43 struct vm_register { 44 int cpuid; 45 int regnum; /* enum vm_reg_name */ 46 uint64_t regval; 47 }; 48 49 struct vm_seg_desc { /* data or code segment */ 50 int cpuid; 51 int regnum; /* enum vm_reg_name */ 52 struct seg_desc desc; 53 }; 54 55 struct vm_run { 56 int cpuid; 57 uint64_t rip; /* start running here */ 58 struct vm_exit vm_exit; 59 }; 60 61 struct vm_event { 62 int cpuid; 63 enum vm_event_type type; 64 int vector; 65 uint32_t error_code; 66 int error_code_valid; 67 }; 68 69 struct vm_lapic_msi { 70 uint64_t msg; 71 uint64_t addr; 72 }; 73 74 struct vm_lapic_irq { 75 int cpuid; 76 int vector; 77 }; 78 79 struct vm_ioapic_irq { 80 int irq; 81 }; 82 83 struct vm_capability { 84 int cpuid; 85 enum vm_cap_type captype; 86 int capval; 87 int allcpus; 88 }; 89 90 struct vm_pptdev { 91 int bus; 92 int slot; 93 int func; 94 }; 95 96 struct vm_pptdev_mmio { 97 int bus; 98 int slot; 99 int func; 100 vm_paddr_t gpa; 101 vm_paddr_t hpa; 102 size_t len; 103 }; 104 105 struct vm_pptdev_msi { 106 int vcpu; 107 int bus; 108 int slot; 109 int func; 110 int numvec; /* 0 means disabled */ 111 uint64_t msg; 112 uint64_t addr; 113 }; 114 115 struct vm_pptdev_msix { 116 int vcpu; 117 int bus; 118 int slot; 119 int func; 120 int idx; 121 uint64_t msg; 122 uint32_t vector_control; 123 uint64_t addr; 124 }; 125 126 struct vm_nmi { 127 int cpuid; 128 }; 129 130 #define MAX_VM_STATS 64 131 struct vm_stats { 132 int cpuid; /* in */ 133 int num_entries; /* out */ 134 struct timeval tv; 135 uint64_t statbuf[MAX_VM_STATS]; 136 }; 137 138 struct vm_stat_desc { 139 int index; /* in */ 140 char desc[128]; /* out */ 141 }; 142 143 struct vm_x2apic { 144 int cpuid; 145 enum x2apic_state state; 146 }; 147 148 struct vm_gpa_pte { 149 uint64_t gpa; /* in */ 150 uint64_t pte[4]; /* out */ 151 int ptenum; 152 }; 153 154 struct vm_hpet_cap { 155 uint32_t capabilities; /* lower 32 bits of HPET capabilities */ 156 }; 157 158 enum { 159 /* general routines */ 160 IOCNUM_ABIVERS = 0, 161 IOCNUM_RUN = 1, 162 IOCNUM_SET_CAPABILITY = 2, 163 IOCNUM_GET_CAPABILITY = 3, 164 165 /* memory apis */ 166 IOCNUM_MAP_MEMORY = 10, 167 IOCNUM_GET_MEMORY_SEG = 11, 168 IOCNUM_GET_GPA_PMAP = 12, 169 170 /* register/state accessors */ 171 IOCNUM_SET_REGISTER = 20, 172 IOCNUM_GET_REGISTER = 21, 173 IOCNUM_SET_SEGMENT_DESCRIPTOR = 22, 174 IOCNUM_GET_SEGMENT_DESCRIPTOR = 23, 175 176 /* interrupt injection */ 177 IOCNUM_INJECT_EVENT = 30, 178 IOCNUM_LAPIC_IRQ = 31, 179 IOCNUM_INJECT_NMI = 32, 180 IOCNUM_IOAPIC_ASSERT_IRQ = 33, 181 IOCNUM_IOAPIC_DEASSERT_IRQ = 34, 182 IOCNUM_IOAPIC_PULSE_IRQ = 35, 183 IOCNUM_LAPIC_MSI = 36, 184 IOCNUM_LAPIC_LOCAL_IRQ = 37, 185 IOCNUM_IOAPIC_PINCOUNT = 38, 186 187 /* PCI pass-thru */ 188 IOCNUM_BIND_PPTDEV = 40, 189 IOCNUM_UNBIND_PPTDEV = 41, 190 IOCNUM_MAP_PPTDEV_MMIO = 42, 191 IOCNUM_PPTDEV_MSI = 43, 192 IOCNUM_PPTDEV_MSIX = 44, 193 194 /* statistics */ 195 IOCNUM_VM_STATS = 50, 196 IOCNUM_VM_STAT_DESC = 51, 197 198 /* kernel device state */ 199 IOCNUM_SET_X2APIC_STATE = 60, 200 IOCNUM_GET_X2APIC_STATE = 61, 201 IOCNUM_GET_HPET_CAPABILITIES = 62, 202 }; 203 204 #define VM_RUN \ 205 _IOWR('v', IOCNUM_RUN, struct vm_run) 206 #define VM_MAP_MEMORY \ 207 _IOWR('v', IOCNUM_MAP_MEMORY, struct vm_memory_segment) 208 #define VM_GET_MEMORY_SEG \ 209 _IOWR('v', IOCNUM_GET_MEMORY_SEG, struct vm_memory_segment) 210 #define VM_SET_REGISTER \ 211 _IOW('v', IOCNUM_SET_REGISTER, struct vm_register) 212 #define VM_GET_REGISTER \ 213 _IOWR('v', IOCNUM_GET_REGISTER, struct vm_register) 214 #define VM_SET_SEGMENT_DESCRIPTOR \ 215 _IOW('v', IOCNUM_SET_SEGMENT_DESCRIPTOR, struct vm_seg_desc) 216 #define VM_GET_SEGMENT_DESCRIPTOR \ 217 _IOWR('v', IOCNUM_GET_SEGMENT_DESCRIPTOR, struct vm_seg_desc) 218 #define VM_INJECT_EVENT \ 219 _IOW('v', IOCNUM_INJECT_EVENT, struct vm_event) 220 #define VM_LAPIC_IRQ \ 221 _IOW('v', IOCNUM_LAPIC_IRQ, struct vm_lapic_irq) 222 #define VM_LAPIC_LOCAL_IRQ \ 223 _IOW('v', IOCNUM_LAPIC_LOCAL_IRQ, struct vm_lapic_irq) 224 #define VM_LAPIC_MSI \ 225 _IOW('v', IOCNUM_LAPIC_MSI, struct vm_lapic_msi) 226 #define VM_IOAPIC_ASSERT_IRQ \ 227 _IOW('v', IOCNUM_IOAPIC_ASSERT_IRQ, struct vm_ioapic_irq) 228 #define VM_IOAPIC_DEASSERT_IRQ \ 229 _IOW('v', IOCNUM_IOAPIC_DEASSERT_IRQ, struct vm_ioapic_irq) 230 #define VM_IOAPIC_PULSE_IRQ \ 231 _IOW('v', IOCNUM_IOAPIC_PULSE_IRQ, struct vm_ioapic_irq) 232 #define VM_IOAPIC_PINCOUNT \ 233 _IOR('v', IOCNUM_IOAPIC_PINCOUNT, int) 234 #define VM_SET_CAPABILITY \ 235 _IOW('v', IOCNUM_SET_CAPABILITY, struct vm_capability) 236 #define VM_GET_CAPABILITY \ 237 _IOWR('v', IOCNUM_GET_CAPABILITY, struct vm_capability) 238 #define VM_BIND_PPTDEV \ 239 _IOW('v', IOCNUM_BIND_PPTDEV, struct vm_pptdev) 240 #define VM_UNBIND_PPTDEV \ 241 _IOW('v', IOCNUM_UNBIND_PPTDEV, struct vm_pptdev) 242 #define VM_MAP_PPTDEV_MMIO \ 243 _IOW('v', IOCNUM_MAP_PPTDEV_MMIO, struct vm_pptdev_mmio) 244 #define VM_PPTDEV_MSI \ 245 _IOW('v', IOCNUM_PPTDEV_MSI, struct vm_pptdev_msi) 246 #define VM_PPTDEV_MSIX \ 247 _IOW('v', IOCNUM_PPTDEV_MSIX, struct vm_pptdev_msix) 248 #define VM_INJECT_NMI \ 249 _IOW('v', IOCNUM_INJECT_NMI, struct vm_nmi) 250 #define VM_STATS \ 251 _IOWR('v', IOCNUM_VM_STATS, struct vm_stats) 252 #define VM_STAT_DESC \ 253 _IOWR('v', IOCNUM_VM_STAT_DESC, struct vm_stat_desc) 254 #define VM_SET_X2APIC_STATE \ 255 _IOW('v', IOCNUM_SET_X2APIC_STATE, struct vm_x2apic) 256 #define VM_GET_X2APIC_STATE \ 257 _IOWR('v', IOCNUM_GET_X2APIC_STATE, struct vm_x2apic) 258 #define VM_GET_HPET_CAPABILITIES \ 259 _IOR('v', IOCNUM_GET_HPET_CAPABILITIES, struct vm_hpet_cap) 260 #define VM_GET_GPA_PMAP \ 261 _IOWR('v', IOCNUM_GET_GPA_PMAP, struct vm_gpa_pte) 262 #endif 263