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_exception { 62 int cpuid; 63 int vector; 64 uint32_t error_code; 65 int error_code_valid; 66 }; 67 68 struct vm_lapic_msi { 69 uint64_t msg; 70 uint64_t addr; 71 }; 72 73 struct vm_lapic_irq { 74 int cpuid; 75 int vector; 76 }; 77 78 struct vm_ioapic_irq { 79 int irq; 80 }; 81 82 struct vm_isa_irq { 83 int atpic_irq; 84 int ioapic_irq; 85 }; 86 87 struct vm_capability { 88 int cpuid; 89 enum vm_cap_type captype; 90 int capval; 91 int allcpus; 92 }; 93 94 struct vm_pptdev { 95 int bus; 96 int slot; 97 int func; 98 }; 99 100 struct vm_pptdev_mmio { 101 int bus; 102 int slot; 103 int func; 104 vm_paddr_t gpa; 105 vm_paddr_t hpa; 106 size_t len; 107 }; 108 109 struct vm_pptdev_msi { 110 int vcpu; 111 int bus; 112 int slot; 113 int func; 114 int numvec; /* 0 means disabled */ 115 uint64_t msg; 116 uint64_t addr; 117 }; 118 119 struct vm_pptdev_msix { 120 int vcpu; 121 int bus; 122 int slot; 123 int func; 124 int idx; 125 uint64_t msg; 126 uint32_t vector_control; 127 uint64_t addr; 128 }; 129 130 struct vm_nmi { 131 int cpuid; 132 }; 133 134 #define MAX_VM_STATS 64 135 struct vm_stats { 136 int cpuid; /* in */ 137 int num_entries; /* out */ 138 struct timeval tv; 139 uint64_t statbuf[MAX_VM_STATS]; 140 }; 141 142 struct vm_stat_desc { 143 int index; /* in */ 144 char desc[128]; /* out */ 145 }; 146 147 struct vm_x2apic { 148 int cpuid; 149 enum x2apic_state state; 150 }; 151 152 struct vm_gpa_pte { 153 uint64_t gpa; /* in */ 154 uint64_t pte[4]; /* out */ 155 int ptenum; 156 }; 157 158 struct vm_hpet_cap { 159 uint32_t capabilities; /* lower 32 bits of HPET capabilities */ 160 }; 161 162 enum { 163 /* general routines */ 164 IOCNUM_ABIVERS = 0, 165 IOCNUM_RUN = 1, 166 IOCNUM_SET_CAPABILITY = 2, 167 IOCNUM_GET_CAPABILITY = 3, 168 169 /* memory apis */ 170 IOCNUM_MAP_MEMORY = 10, 171 IOCNUM_GET_MEMORY_SEG = 11, 172 IOCNUM_GET_GPA_PMAP = 12, 173 174 /* register/state accessors */ 175 IOCNUM_SET_REGISTER = 20, 176 IOCNUM_GET_REGISTER = 21, 177 IOCNUM_SET_SEGMENT_DESCRIPTOR = 22, 178 IOCNUM_GET_SEGMENT_DESCRIPTOR = 23, 179 180 /* interrupt injection */ 181 IOCNUM_INJECT_EXCEPTION = 30, 182 IOCNUM_LAPIC_IRQ = 31, 183 IOCNUM_INJECT_NMI = 32, 184 IOCNUM_IOAPIC_ASSERT_IRQ = 33, 185 IOCNUM_IOAPIC_DEASSERT_IRQ = 34, 186 IOCNUM_IOAPIC_PULSE_IRQ = 35, 187 IOCNUM_LAPIC_MSI = 36, 188 IOCNUM_LAPIC_LOCAL_IRQ = 37, 189 IOCNUM_IOAPIC_PINCOUNT = 38, 190 191 /* PCI pass-thru */ 192 IOCNUM_BIND_PPTDEV = 40, 193 IOCNUM_UNBIND_PPTDEV = 41, 194 IOCNUM_MAP_PPTDEV_MMIO = 42, 195 IOCNUM_PPTDEV_MSI = 43, 196 IOCNUM_PPTDEV_MSIX = 44, 197 198 /* statistics */ 199 IOCNUM_VM_STATS = 50, 200 IOCNUM_VM_STAT_DESC = 51, 201 202 /* kernel device state */ 203 IOCNUM_SET_X2APIC_STATE = 60, 204 IOCNUM_GET_X2APIC_STATE = 61, 205 IOCNUM_GET_HPET_CAPABILITIES = 62, 206 207 /* legacy interrupt injection */ 208 IOCNUM_ISA_ASSERT_IRQ = 80, 209 IOCNUM_ISA_DEASSERT_IRQ = 81, 210 IOCNUM_ISA_PULSE_IRQ = 82, 211 }; 212 213 #define VM_RUN \ 214 _IOWR('v', IOCNUM_RUN, struct vm_run) 215 #define VM_MAP_MEMORY \ 216 _IOWR('v', IOCNUM_MAP_MEMORY, struct vm_memory_segment) 217 #define VM_GET_MEMORY_SEG \ 218 _IOWR('v', IOCNUM_GET_MEMORY_SEG, struct vm_memory_segment) 219 #define VM_SET_REGISTER \ 220 _IOW('v', IOCNUM_SET_REGISTER, struct vm_register) 221 #define VM_GET_REGISTER \ 222 _IOWR('v', IOCNUM_GET_REGISTER, struct vm_register) 223 #define VM_SET_SEGMENT_DESCRIPTOR \ 224 _IOW('v', IOCNUM_SET_SEGMENT_DESCRIPTOR, struct vm_seg_desc) 225 #define VM_GET_SEGMENT_DESCRIPTOR \ 226 _IOWR('v', IOCNUM_GET_SEGMENT_DESCRIPTOR, struct vm_seg_desc) 227 #define VM_INJECT_EXCEPTION \ 228 _IOW('v', IOCNUM_INJECT_EXCEPTION, struct vm_exception) 229 #define VM_LAPIC_IRQ \ 230 _IOW('v', IOCNUM_LAPIC_IRQ, struct vm_lapic_irq) 231 #define VM_LAPIC_LOCAL_IRQ \ 232 _IOW('v', IOCNUM_LAPIC_LOCAL_IRQ, struct vm_lapic_irq) 233 #define VM_LAPIC_MSI \ 234 _IOW('v', IOCNUM_LAPIC_MSI, struct vm_lapic_msi) 235 #define VM_IOAPIC_ASSERT_IRQ \ 236 _IOW('v', IOCNUM_IOAPIC_ASSERT_IRQ, struct vm_ioapic_irq) 237 #define VM_IOAPIC_DEASSERT_IRQ \ 238 _IOW('v', IOCNUM_IOAPIC_DEASSERT_IRQ, struct vm_ioapic_irq) 239 #define VM_IOAPIC_PULSE_IRQ \ 240 _IOW('v', IOCNUM_IOAPIC_PULSE_IRQ, struct vm_ioapic_irq) 241 #define VM_IOAPIC_PINCOUNT \ 242 _IOR('v', IOCNUM_IOAPIC_PINCOUNT, int) 243 #define VM_ISA_ASSERT_IRQ \ 244 _IOW('v', IOCNUM_ISA_ASSERT_IRQ, struct vm_isa_irq) 245 #define VM_ISA_DEASSERT_IRQ \ 246 _IOW('v', IOCNUM_ISA_DEASSERT_IRQ, struct vm_isa_irq) 247 #define VM_ISA_PULSE_IRQ \ 248 _IOW('v', IOCNUM_ISA_PULSE_IRQ, struct vm_isa_irq) 249 #define VM_SET_CAPABILITY \ 250 _IOW('v', IOCNUM_SET_CAPABILITY, struct vm_capability) 251 #define VM_GET_CAPABILITY \ 252 _IOWR('v', IOCNUM_GET_CAPABILITY, struct vm_capability) 253 #define VM_BIND_PPTDEV \ 254 _IOW('v', IOCNUM_BIND_PPTDEV, struct vm_pptdev) 255 #define VM_UNBIND_PPTDEV \ 256 _IOW('v', IOCNUM_UNBIND_PPTDEV, struct vm_pptdev) 257 #define VM_MAP_PPTDEV_MMIO \ 258 _IOW('v', IOCNUM_MAP_PPTDEV_MMIO, struct vm_pptdev_mmio) 259 #define VM_PPTDEV_MSI \ 260 _IOW('v', IOCNUM_PPTDEV_MSI, struct vm_pptdev_msi) 261 #define VM_PPTDEV_MSIX \ 262 _IOW('v', IOCNUM_PPTDEV_MSIX, struct vm_pptdev_msix) 263 #define VM_INJECT_NMI \ 264 _IOW('v', IOCNUM_INJECT_NMI, struct vm_nmi) 265 #define VM_STATS \ 266 _IOWR('v', IOCNUM_VM_STATS, struct vm_stats) 267 #define VM_STAT_DESC \ 268 _IOWR('v', IOCNUM_VM_STAT_DESC, struct vm_stat_desc) 269 #define VM_SET_X2APIC_STATE \ 270 _IOW('v', IOCNUM_SET_X2APIC_STATE, struct vm_x2apic) 271 #define VM_GET_X2APIC_STATE \ 272 _IOWR('v', IOCNUM_GET_X2APIC_STATE, struct vm_x2apic) 273 #define VM_GET_HPET_CAPABILITIES \ 274 _IOR('v', IOCNUM_GET_HPET_CAPABILITIES, struct vm_hpet_cap) 275 #define VM_GET_GPA_PMAP \ 276 _IOWR('v', IOCNUM_GET_GPA_PMAP, struct vm_gpa_pte) 277 #endif 278