1 /*- 2 * Copyright (c) 2012 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 /* 30 * bhyve ACPI table generator. 31 * 32 * Create the minimal set of ACPI tables required to boot FreeBSD (and 33 * hopefully other o/s's) by writing out ASL template files for each of 34 * the tables and the compiling them to AML with the Intel iasl compiler. 35 * The AML files are then read into guest memory. 36 * 37 * The tables are placed in the guest's ROM area just below 1MB physical, 38 * above the MPTable. 39 * 40 * Layout 41 * ------ 42 * RSDP -> 0xf0400 (36 bytes fixed) 43 * RSDT -> 0xf0440 (36 bytes + 4*N table addrs, 2 used) 44 * XSDT -> 0xf0480 (36 bytes + 8*N table addrs, 2 used) 45 * MADT -> 0xf0500 (depends on #CPUs) 46 * FADT -> 0xf0600 (268 bytes) 47 * FACS -> 0xf0780 (64 bytes) 48 * DSDT -> 0xf0800 (variable - can go up to 0x100000) 49 */ 50 51 #include <sys/cdefs.h> 52 __FBSDID("$FreeBSD$"); 53 54 #include <sys/param.h> 55 #include <sys/errno.h> 56 #include <sys/stat.h> 57 58 #include <paths.h> 59 #include <stdio.h> 60 #include <stdlib.h> 61 #include <string.h> 62 #include <unistd.h> 63 64 #include "bhyverun.h" 65 #include "acpi.h" 66 67 /* 68 * Define the base address of the ACPI tables, and the offsets to 69 * the individual tables 70 */ 71 #define BHYVE_ACPI_BASE 0xf0400 72 #define RSDT_OFFSET 0x040 73 #define XSDT_OFFSET 0x080 74 #define MADT_OFFSET 0x100 75 #define FADT_OFFSET 0x200 76 #define FACS_OFFSET 0x380 77 #define DSDT_OFFSET 0x400 78 79 #define BHYVE_ASL_TEMPLATE "bhyve.XXXXXXX" 80 #define BHYVE_ASL_SUFFIX ".aml" 81 #define BHYVE_ASL_COMPILER "/usr/sbin/iasl" 82 83 #define BHYVE_PM_TIMER_ADDR 0x408 84 85 static int basl_keep_temps; 86 static int basl_verbose_iasl; 87 static int basl_ncpu; 88 static uint32_t basl_acpi_base = BHYVE_ACPI_BASE; 89 90 /* 91 * Contains the full pathname of the template to be passed 92 * to mkstemp/mktemps(3) 93 */ 94 static char basl_template[MAXPATHLEN]; 95 static char basl_stemplate[MAXPATHLEN]; 96 97 struct basl_fio { 98 int fd; 99 FILE *fp; 100 char f_name[MAXPATHLEN]; 101 }; 102 103 #define EFPRINTF(...) \ 104 err = fprintf(__VA_ARGS__); if (err < 0) goto err_exit; 105 106 #define EFFLUSH(x) \ 107 err = fflush(x); if (err != 0) goto err_exit; 108 109 static int 110 basl_fwrite_rsdp(FILE *fp) 111 { 112 int err; 113 114 err = 0; 115 116 EFPRINTF(fp, "/*\n"); 117 EFPRINTF(fp, " * bhyve RSDP template\n"); 118 EFPRINTF(fp, " */\n"); 119 EFPRINTF(fp, "[0008]\t\tSignature : \"RSD PTR \"\n"); 120 EFPRINTF(fp, "[0001]\t\tChecksum : 43\n"); 121 EFPRINTF(fp, "[0006]\t\tOem ID : \"BHYVE \"\n"); 122 EFPRINTF(fp, "[0001]\t\tRevision : 02\n"); 123 EFPRINTF(fp, "[0004]\t\tRSDT Address : %08X\n", 124 basl_acpi_base + RSDT_OFFSET); 125 EFPRINTF(fp, "[0004]\t\tLength : 00000024\n"); 126 EFPRINTF(fp, "[0008]\t\tXSDT Address : 00000000%08X\n", 127 basl_acpi_base + XSDT_OFFSET); 128 EFPRINTF(fp, "[0001]\t\tExtended Checksum : 00\n"); 129 EFPRINTF(fp, "[0003]\t\tReserved : 000000\n"); 130 131 EFFLUSH(fp); 132 133 return (0); 134 135 err_exit: 136 return (errno); 137 } 138 139 static int 140 basl_fwrite_rsdt(FILE *fp) 141 { 142 int err; 143 144 err = 0; 145 146 EFPRINTF(fp, "/*\n"); 147 EFPRINTF(fp, " * bhyve RSDT template\n"); 148 EFPRINTF(fp, " */\n"); 149 EFPRINTF(fp, "[0004]\t\tSignature : \"RSDT\"\n"); 150 EFPRINTF(fp, "[0004]\t\tTable Length : 00000000\n"); 151 EFPRINTF(fp, "[0001]\t\tRevision : 01\n"); 152 EFPRINTF(fp, "[0001]\t\tChecksum : 00\n"); 153 EFPRINTF(fp, "[0006]\t\tOem ID : \"BHYVE \"\n"); 154 EFPRINTF(fp, "[0008]\t\tOem Table ID : \"BVRSDT \"\n"); 155 EFPRINTF(fp, "[0004]\t\tOem Revision : 00000001\n"); 156 /* iasl will fill in the compiler ID/revision fields */ 157 EFPRINTF(fp, "[0004]\t\tAsl Compiler ID : \"xxxx\"\n"); 158 EFPRINTF(fp, "[0004]\t\tAsl Compiler Revision : 00000000\n"); 159 EFPRINTF(fp, "\n"); 160 161 /* Add in pointers to the MADT and FADT */ 162 EFPRINTF(fp, "[0004]\t\tACPI Table Address 0 : %08X\n", 163 basl_acpi_base + MADT_OFFSET); 164 EFPRINTF(fp, "[0004]\t\tACPI Table Address 1 : %08X\n", 165 basl_acpi_base + FADT_OFFSET); 166 167 EFFLUSH(fp); 168 169 return (0); 170 171 err_exit: 172 return (errno); 173 } 174 175 static int 176 basl_fwrite_xsdt(FILE *fp) 177 { 178 int err; 179 180 err = 0; 181 182 EFPRINTF(fp, "/*\n"); 183 EFPRINTF(fp, " * bhyve XSDT template\n"); 184 EFPRINTF(fp, " */\n"); 185 EFPRINTF(fp, "[0004]\t\tSignature : \"XSDT\"\n"); 186 EFPRINTF(fp, "[0004]\t\tTable Length : 00000000\n"); 187 EFPRINTF(fp, "[0001]\t\tRevision : 01\n"); 188 EFPRINTF(fp, "[0001]\t\tChecksum : 00\n"); 189 EFPRINTF(fp, "[0006]\t\tOem ID : \"BHYVE \"\n"); 190 EFPRINTF(fp, "[0008]\t\tOem Table ID : \"BVXSDT \"\n"); 191 EFPRINTF(fp, "[0004]\t\tOem Revision : 00000001\n"); 192 /* iasl will fill in the compiler ID/revision fields */ 193 EFPRINTF(fp, "[0004]\t\tAsl Compiler ID : \"xxxx\"\n"); 194 EFPRINTF(fp, "[0004]\t\tAsl Compiler Revision : 00000000\n"); 195 EFPRINTF(fp, "\n"); 196 197 /* Add in pointers to the MADT and FADT */ 198 EFPRINTF(fp, "[0004]\t\tACPI Table Address 0 : 00000000%08X\n", 199 basl_acpi_base + MADT_OFFSET); 200 EFPRINTF(fp, "[0004]\t\tACPI Table Address 1 : 00000000%08X\n", 201 basl_acpi_base + FADT_OFFSET); 202 203 EFFLUSH(fp); 204 205 return (0); 206 207 err_exit: 208 return (errno); 209 } 210 211 static int 212 basl_fwrite_madt(FILE *fp) 213 { 214 int err; 215 int i; 216 217 err = 0; 218 219 EFPRINTF(fp, "/*\n"); 220 EFPRINTF(fp, " * bhyve MADT template\n"); 221 EFPRINTF(fp, " */\n"); 222 EFPRINTF(fp, "[0004]\t\tSignature : \"APIC\"\n"); 223 EFPRINTF(fp, "[0004]\t\tTable Length : 00000000\n"); 224 EFPRINTF(fp, "[0001]\t\tRevision : 01\n"); 225 EFPRINTF(fp, "[0001]\t\tChecksum : 00\n"); 226 EFPRINTF(fp, "[0006]\t\tOem ID : \"BHYVE \"\n"); 227 EFPRINTF(fp, "[0008]\t\tOem Table ID : \"BVMADT \"\n"); 228 EFPRINTF(fp, "[0004]\t\tOem Revision : 00000001\n"); 229 230 /* iasl will fill in the compiler ID/revision fields */ 231 EFPRINTF(fp, "[0004]\t\tAsl Compiler ID : \"xxxx\"\n"); 232 EFPRINTF(fp, "[0004]\t\tAsl Compiler Revision : 00000000\n"); 233 EFPRINTF(fp, "\n"); 234 235 EFPRINTF(fp, "[0004]\t\tLocal Apic Address : FEE00000\n"); 236 EFPRINTF(fp, "[0004]\t\tFlags (decoded below) : 00000001\n"); 237 EFPRINTF(fp, "\t\t\tPC-AT Compatibility : 1\n"); 238 EFPRINTF(fp, "\n"); 239 240 /* Add a Processor Local APIC entry for each CPU */ 241 for (i = 0; i < basl_ncpu; i++) { 242 EFPRINTF(fp, "[0001]\t\tSubtable Type : 00\n"); 243 EFPRINTF(fp, "[0001]\t\tLength : 08\n"); 244 EFPRINTF(fp, "[0001]\t\tProcessor ID : %02d\n", i); 245 EFPRINTF(fp, "[0001]\t\tLocal Apic ID : %02d\n", i); 246 EFPRINTF(fp, "[0004]\t\tFlags (decoded below) : 00000001\n"); 247 EFPRINTF(fp, "\t\t\tProcessor Enabled : 1\n"); 248 EFPRINTF(fp, "\n"); 249 } 250 251 /* Always a single IOAPIC entry, with ID ncpu+1 */ 252 EFPRINTF(fp, "[0001]\t\tSubtable Type : 01\n"); 253 EFPRINTF(fp, "[0001]\t\tLength : 0C\n"); 254 EFPRINTF(fp, "[0001]\t\tI/O Apic ID : %02d\n", basl_ncpu); 255 EFPRINTF(fp, "[0001]\t\tReserved : 00\n"); 256 EFPRINTF(fp, "[0004]\t\tAddress : fec00000\n"); 257 EFPRINTF(fp, "[0004]\t\tInterrupt : 00000000\n"); 258 EFPRINTF(fp, "\n"); 259 260 /* Override the 8259 chained vector. XXX maybe not needed */ 261 EFPRINTF(fp, "[0001]\t\tSubtable Type : 02\n"); 262 EFPRINTF(fp, "[0001]\t\tLength : 0A\n"); 263 EFPRINTF(fp, "[0001]\t\tBus : 00\n"); 264 EFPRINTF(fp, "[0001]\t\tSource : 09\n"); 265 EFPRINTF(fp, "[0004]\t\tInterrupt : 00000009\n"); 266 EFPRINTF(fp, "[0002]\t\tFlags (decoded below) : 0000\n"); 267 EFPRINTF(fp, "\t\t\tPolarity : 0\n"); 268 EFPRINTF(fp, "\t\t\tTrigger Mode : 0\n"); 269 EFPRINTF(fp, "\n"); 270 271 EFFLUSH(fp); 272 273 return (0); 274 275 err_exit: 276 return (errno); 277 } 278 279 static int 280 basl_fwrite_fadt(FILE *fp) 281 { 282 int err; 283 284 err = 0; 285 286 EFPRINTF(fp, "/*\n"); 287 EFPRINTF(fp, " * bhyve FADT template\n"); 288 EFPRINTF(fp, " */\n"); 289 EFPRINTF(fp, "[0004]\t\tSignature : \"FACP\"\n"); 290 EFPRINTF(fp, "[0004]\t\tTable Length : 0000010C\n"); 291 EFPRINTF(fp, "[0001]\t\tRevision : 05\n"); 292 EFPRINTF(fp, "[0001]\t\tChecksum : 00\n"); 293 EFPRINTF(fp, "[0006]\t\tOem ID : \"BHYVE \"\n"); 294 EFPRINTF(fp, "[0008]\t\tOem Table ID : \"BVFACP \"\n"); 295 EFPRINTF(fp, "[0004]\t\tOem Revision : 00000001\n"); 296 /* iasl will fill in the compiler ID/revision fields */ 297 EFPRINTF(fp, "[0004]\t\tAsl Compiler ID : \"xxxx\"\n"); 298 EFPRINTF(fp, "[0004]\t\tAsl Compiler Revision : 00000000\n"); 299 EFPRINTF(fp, "\n"); 300 301 EFPRINTF(fp, "[0004]\t\tFACS Address : %08X\n", 302 basl_acpi_base + FACS_OFFSET); 303 EFPRINTF(fp, "[0004]\t\tDSDT Address : %08X\n", 304 basl_acpi_base + DSDT_OFFSET); 305 EFPRINTF(fp, "[0001]\t\tModel : 00\n"); 306 EFPRINTF(fp, "[0001]\t\tPM Profile : 00 [Unspecified]\n"); 307 EFPRINTF(fp, "[0002]\t\tSCI Interrupt : 0009\n"); 308 EFPRINTF(fp, "[0004]\t\tSMI Command Port : 00000000\n"); 309 EFPRINTF(fp, "[0001]\t\tACPI Enable Value : 00\n"); 310 EFPRINTF(fp, "[0001]\t\tACPI Disable Value : 00\n"); 311 EFPRINTF(fp, "[0001]\t\tS4BIOS Command : 00\n"); 312 EFPRINTF(fp, "[0001]\t\tP-State Control : 00\n"); 313 EFPRINTF(fp, "[0004]\t\tPM1A Event Block Address : 00000000\n"); 314 EFPRINTF(fp, "[0004]\t\tPM1B Event Block Address : 00000000\n"); 315 EFPRINTF(fp, "[0004]\t\tPM1A Control Block Address : 00000000\n"); 316 EFPRINTF(fp, "[0004]\t\tPM1B Control Block Address : 00000000\n"); 317 EFPRINTF(fp, "[0004]\t\tPM2 Control Block Address : 00000000\n"); 318 EFPRINTF(fp, "[0004]\t\tPM Timer Block Address : %08X\n", 319 BHYVE_PM_TIMER_ADDR); 320 EFPRINTF(fp, "[0004]\t\tGPE0 Block Address : 00000000\n"); 321 EFPRINTF(fp, "[0004]\t\tGPE1 Block Address : 00000000\n"); 322 EFPRINTF(fp, "[0001]\t\tPM1 Event Block Length : 04\n"); 323 EFPRINTF(fp, "[0001]\t\tPM1 Control Block Length : 02\n"); 324 EFPRINTF(fp, "[0001]\t\tPM2 Control Block Length : 00\n"); 325 EFPRINTF(fp, "[0001]\t\tPM Timer Block Length : 04\n"); 326 EFPRINTF(fp, "[0001]\t\tGPE0 Block Length : 00\n"); 327 EFPRINTF(fp, "[0001]\t\tGPE1 Block Length : 00\n"); 328 EFPRINTF(fp, "[0001]\t\tGPE1 Base Offset : 00\n"); 329 EFPRINTF(fp, "[0001]\t\t_CST Support : 00\n"); 330 EFPRINTF(fp, "[0002]\t\tC2 Latency : 0000\n"); 331 EFPRINTF(fp, "[0002]\t\tC3 Latency : 0000\n"); 332 EFPRINTF(fp, "[0002]\t\tCPU Cache Size : 0000\n"); 333 EFPRINTF(fp, "[0002]\t\tCache Flush Stride : 0000\n"); 334 EFPRINTF(fp, "[0001]\t\tDuty Cycle Offset : 00\n"); 335 EFPRINTF(fp, "[0001]\t\tDuty Cycle Width : 00\n"); 336 EFPRINTF(fp, "[0001]\t\tRTC Day Alarm Index : 00\n"); 337 EFPRINTF(fp, "[0001]\t\tRTC Month Alarm Index : 00\n"); 338 EFPRINTF(fp, "[0001]\t\tRTC Century Index : 00\n"); 339 EFPRINTF(fp, "[0002]\t\tBoot Flags (decoded below) : 0000\n"); 340 EFPRINTF(fp, "\t\t\tLegacy Devices Supported (V2) : 0\n"); 341 EFPRINTF(fp, "\t\t\t8042 Present on ports 60/64 (V2) : 0\n"); 342 EFPRINTF(fp, "\t\t\tVGA Not Present (V4) : 1\n"); 343 EFPRINTF(fp, "\t\t\tMSI Not Supported (V4) : 0\n"); 344 EFPRINTF(fp, "\t\t\tPCIe ASPM Not Supported (V4) : 1\n"); 345 EFPRINTF(fp, "\t\t\tCMOS RTC Not Present (V5) : 0\n"); 346 EFPRINTF(fp, "[0001]\t\tReserved : 00\n"); 347 EFPRINTF(fp, "[0004]\t\tFlags (decoded below) : 00000000\n"); 348 EFPRINTF(fp, "\t\t\tWBINVD instruction is operational (V1) : 1\n"); 349 EFPRINTF(fp, "\t\t\tWBINVD flushes all caches (V1) : 0\n"); 350 EFPRINTF(fp, "\t\t\tAll CPUs support C1 (V1) : 0\n"); 351 EFPRINTF(fp, "\t\t\tC2 works on MP system (V1) : 0\n"); 352 EFPRINTF(fp, "\t\t\tControl Method Power Button (V1) : 1\n"); 353 EFPRINTF(fp, "\t\t\tControl Method Sleep Button (V1) : 1\n"); 354 EFPRINTF(fp, "\t\t\tRTC wake not in fixed reg space (V1) : 0\n"); 355 EFPRINTF(fp, "\t\t\tRTC can wake system from S4 (V1) : 0\n"); 356 EFPRINTF(fp, "\t\t\t32-bit PM Timer (V1) : 1\n"); 357 EFPRINTF(fp, "\t\t\tDocking Supported (V1) : 0\n"); 358 EFPRINTF(fp, "\t\t\tReset Register Supported (V2) : 0\n"); 359 EFPRINTF(fp, "\t\t\tSealed Case (V3) : 0\n"); 360 EFPRINTF(fp, "\t\t\tHeadless - No Video (V3) : 1\n"); 361 EFPRINTF(fp, "\t\t\tUse native instr after SLP_TYPx (V3) : 0\n"); 362 EFPRINTF(fp, "\t\t\tPCIEXP_WAK Bits Supported (V4) : 0\n"); 363 EFPRINTF(fp, "\t\t\tUse Platform Timer (V4) : 0\n"); 364 EFPRINTF(fp, "\t\t\tRTC_STS valid on S4 wake (V4) : 0\n"); 365 EFPRINTF(fp, "\t\t\tRemote Power-on capable (V4) : 0\n"); 366 EFPRINTF(fp, "\t\t\tUse APIC Cluster Model (V4) : 0\n"); 367 EFPRINTF(fp, "\t\t\tUse APIC Physical Destination Mode (V4) : 1\n"); 368 EFPRINTF(fp, "\t\t\tHardware Reduced (V5) : 0\n"); 369 EFPRINTF(fp, "\t\t\tLow Power S0 Idle (V5) : 0\n"); 370 EFPRINTF(fp, "\n"); 371 372 EFPRINTF(fp, 373 "[0012]\t\tReset Register : [Generic Address Structure]\n"); 374 EFPRINTF(fp, "[0001]\t\tSpace ID : 01 [SystemIO]\n"); 375 EFPRINTF(fp, "[0001]\t\tBit Width : 08\n"); 376 EFPRINTF(fp, "[0001]\t\tBit Offset : 00\n"); 377 EFPRINTF(fp, "[0001]\t\tEncoded Access Width : 01 [Byte Access:8]\n"); 378 EFPRINTF(fp, "[0008]\t\tAddress : 0000000000000001\n"); 379 EFPRINTF(fp, "\n"); 380 381 EFPRINTF(fp, "[0001]\t\tValue to cause reset : 00\n"); 382 EFPRINTF(fp, "[0003]\t\tReserved : 000000\n"); 383 EFPRINTF(fp, "[0008]\t\tFACS Address : 00000000%08X\n", 384 basl_acpi_base + FACS_OFFSET); 385 EFPRINTF(fp, "[0008]\t\tDSDT Address : 00000000%08X\n", 386 basl_acpi_base + DSDT_OFFSET); 387 EFPRINTF(fp, 388 "[0012]\t\tPM1A Event Block : [Generic Address Structure]\n"); 389 EFPRINTF(fp, "[0001]\t\tSpace ID : 01 [SystemIO]\n"); 390 EFPRINTF(fp, "[0001]\t\tBit Width : 20\n"); 391 EFPRINTF(fp, "[0001]\t\tBit Offset : 00\n"); 392 EFPRINTF(fp, "[0001]\t\tEncoded Access Width : 02 [Word Access:16]\n"); 393 EFPRINTF(fp, "[0008]\t\tAddress : 0000000000000001\n"); 394 EFPRINTF(fp, "\n"); 395 396 EFPRINTF(fp, 397 "[0012]\t\tPM1B Event Block : [Generic Address Structure]\n"); 398 EFPRINTF(fp, "[0001]\t\tSpace ID : 01 [SystemIO]\n"); 399 EFPRINTF(fp, "[0001]\t\tBit Width : 00\n"); 400 EFPRINTF(fp, "[0001]\t\tBit Offset : 00\n"); 401 EFPRINTF(fp, 402 "[0001]\t\tEncoded Access Width : 00 [Undefined/Legacy]\n"); 403 EFPRINTF(fp, "[0008]\t\tAddress : 0000000000000000\n"); 404 EFPRINTF(fp, "\n"); 405 406 EFPRINTF(fp, 407 "[0012]\t\tPM1A Control Block : [Generic Address Structure]\n"); 408 EFPRINTF(fp, "[0001]\t\tSpace ID : 01 [SystemIO]\n"); 409 EFPRINTF(fp, "[0001]\t\tBit Width : 10\n"); 410 EFPRINTF(fp, "[0001]\t\tBit Offset : 00\n"); 411 EFPRINTF(fp, "[0001]\t\tEncoded Access Width : 02 [Word Access:16]\n"); 412 EFPRINTF(fp, "[0008]\t\tAddress : 0000000000000001\n"); 413 EFPRINTF(fp, "\n"); 414 415 EFPRINTF(fp, 416 "[0012]\t\tPM1B Control Block : [Generic Address Structure]\n"); 417 EFPRINTF(fp, "[0001]\t\tSpace ID : 01 [SystemIO]\n"); 418 EFPRINTF(fp, "[0001]\t\tBit Width : 00\n"); 419 EFPRINTF(fp, "[0001]\t\tBit Offset : 00\n"); 420 EFPRINTF(fp, 421 "[0001]\t\tEncoded Access Width : 00 [Undefined/Legacy]\n"); 422 EFPRINTF(fp, "[0008]\t\tAddress : 0000000000000000\n"); 423 EFPRINTF(fp, "\n"); 424 425 EFPRINTF(fp, 426 "[0012]\t\tPM2 Control Block : [Generic Address Structure]\n"); 427 EFPRINTF(fp, "[0001]\t\tSpace ID : 01 [SystemIO]\n"); 428 EFPRINTF(fp, "[0001]\t\tBit Width : 08\n"); 429 EFPRINTF(fp, "[0001]\t\tBit Offset : 00\n"); 430 EFPRINTF(fp, 431 "[0001]\t\tEncoded Access Width : 00 [Undefined/Legacy]\n"); 432 EFPRINTF(fp, "[0008]\t\tAddress : 0000000000000000\n"); 433 EFPRINTF(fp, "\n"); 434 435 /* Valid for bhyve */ 436 EFPRINTF(fp, 437 "[0012]\t\tPM Timer Block : [Generic Address Structure]\n"); 438 EFPRINTF(fp, "[0001]\t\tSpace ID : 01 [SystemIO]\n"); 439 EFPRINTF(fp, "[0001]\t\tBit Width : 32\n"); 440 EFPRINTF(fp, "[0001]\t\tBit Offset : 00\n"); 441 EFPRINTF(fp, 442 "[0001]\t\tEncoded Access Width : 03 [DWord Access:32]\n"); 443 EFPRINTF(fp, "[0008]\t\tAddress : 00000000%08X\n", 444 BHYVE_PM_TIMER_ADDR); 445 EFPRINTF(fp, "\n"); 446 447 EFPRINTF(fp, "[0012]\t\tGPE0 Block : [Generic Address Structure]\n"); 448 EFPRINTF(fp, "[0001]\t\tSpace ID : 01 [SystemIO]\n"); 449 EFPRINTF(fp, "[0001]\t\tBit Width : 80\n"); 450 EFPRINTF(fp, "[0001]\t\tBit Offset : 00\n"); 451 EFPRINTF(fp, "[0001]\t\tEncoded Access Width : 01 [Byte Access:8]\n"); 452 EFPRINTF(fp, "[0008]\t\tAddress : 0000000000000000\n"); 453 EFPRINTF(fp, "\n"); 454 455 EFPRINTF(fp, "[0012]\t\tGPE1 Block : [Generic Address Structure]\n"); 456 EFPRINTF(fp, "[0001]\t\tSpace ID : 01 [SystemIO]\n"); 457 EFPRINTF(fp, "[0001]\t\tBit Width : 00\n"); 458 EFPRINTF(fp, "[0001]\t\tBit Offset : 00\n"); 459 EFPRINTF(fp, 460 "[0001]\t\tEncoded Access Width : 00 [Undefined/Legacy]\n"); 461 EFPRINTF(fp, "[0008]\t\tAddress : 0000000000000000\n"); 462 EFPRINTF(fp, "\n"); 463 464 EFPRINTF(fp, 465 "[0012]\t\tSleep Control Register : [Generic Address Structure]\n"); 466 EFPRINTF(fp, "[0001]\t\tSpace ID : 01 [SystemIO]\n"); 467 EFPRINTF(fp, "[0001]\t\tBit Width : 08\n"); 468 EFPRINTF(fp, "[0001]\t\tBit Offset : 00\n"); 469 EFPRINTF(fp, "[0001]\t\tEncoded Access Width : 01 [Byte Access:8]\n"); 470 EFPRINTF(fp, "[0008]\t\tAddress : 0000000000000000\n"); 471 EFPRINTF(fp, "\n"); 472 473 EFPRINTF(fp, 474 "[0012]\t\tSleep Status Register : [Generic Address Structure]\n"); 475 EFPRINTF(fp, "[0001]\t\tSpace ID : 01 [SystemIO]\n"); 476 EFPRINTF(fp, "[0001]\t\tBit Width : 08\n"); 477 EFPRINTF(fp, "[0001]\t\tBit Offset : 00\n"); 478 EFPRINTF(fp, "[0001]\t\tEncoded Access Width : 01 [Byte Access:8]\n"); 479 EFPRINTF(fp, "[0008]\t\tAddress : 0000000000000000\n"); 480 481 EFFLUSH(fp); 482 483 return (0); 484 485 err_exit: 486 return (errno); 487 } 488 489 static int 490 basl_fwrite_facs(FILE *fp) 491 { 492 int err; 493 494 err = 0; 495 496 EFPRINTF(fp, "/*\n"); 497 EFPRINTF(fp, " * bhyve FACS template\n"); 498 EFPRINTF(fp, " */\n"); 499 EFPRINTF(fp, "[0004]\t\tSignature : \"FACS\"\n"); 500 EFPRINTF(fp, "[0004]\t\tLength : 00000040\n"); 501 EFPRINTF(fp, "[0004]\t\tHardware Signature : 00000000\n"); 502 EFPRINTF(fp, "[0004]\t\t32 Firmware Waking Vector : 00000000\n"); 503 EFPRINTF(fp, "[0004]\t\tGlobal Lock : 00000000\n"); 504 EFPRINTF(fp, "[0004]\t\tFlags (decoded below) : 00000000\n"); 505 EFPRINTF(fp, "\t\t\tS4BIOS Support Present : 0\n"); 506 EFPRINTF(fp, "\t\t\t64-bit Wake Supported (V2) : 0\n"); 507 EFPRINTF(fp, 508 "[0008]\t\t64 Firmware Waking Vector : 0000000000000000\n"); 509 EFPRINTF(fp, "[0001]\t\tVersion : 02\n"); 510 EFPRINTF(fp, "[0003]\t\tReserved : 000000\n"); 511 EFPRINTF(fp, "[0004]\t\tOspmFlags (decoded below) : 00000000\n"); 512 EFPRINTF(fp, "\t\t\t64-bit Wake Env Required (V2) : 0\n"); 513 514 EFFLUSH(fp); 515 516 return (0); 517 518 err_exit: 519 return (errno); 520 } 521 522 static int 523 basl_fwrite_dsdt(FILE *fp) 524 { 525 int err; 526 527 err = 0; 528 529 EFPRINTF(fp, "/*\n"); 530 EFPRINTF(fp, " * bhyve DSDT template\n"); 531 EFPRINTF(fp, " */\n"); 532 EFPRINTF(fp, "DefinitionBlock (\"bhyve_dsdt.aml\", \"DSDT\", 2," 533 "\"BHYVE \", \"BVDSDT \", 0x00000001)\n"); 534 EFPRINTF(fp, "{\n"); 535 EFPRINTF(fp, " Scope (_SB)\n"); 536 EFPRINTF(fp, " {\n"); 537 EFPRINTF(fp, " Device (PCI0)\n"); 538 EFPRINTF(fp, " {\n"); 539 EFPRINTF(fp, " Name (_HID, EisaId (\"PNP0A03\"))\n"); 540 EFPRINTF(fp, " Name (_ADR, Zero)\n"); 541 EFPRINTF(fp, " Name (_UID, One)\n"); 542 EFPRINTF(fp, " Name (_CRS, ResourceTemplate ()\n"); 543 EFPRINTF(fp, " {\n"); 544 EFPRINTF(fp, " WordBusNumber (ResourceProducer, MinFixed," 545 "MaxFixed, PosDecode,\n"); 546 EFPRINTF(fp, " 0x0000, // Granularity\n"); 547 EFPRINTF(fp, " 0x0000, // Range Minimum\n"); 548 EFPRINTF(fp, " 0x00FF, // Range Maximum\n"); 549 EFPRINTF(fp, " 0x0000, // Transl Offset\n"); 550 EFPRINTF(fp, " 0x0100, // Length\n"); 551 EFPRINTF(fp, " ,, )\n"); 552 EFPRINTF(fp, " IO (Decode16,\n"); 553 EFPRINTF(fp, " 0x0CF8, // Range Minimum\n"); 554 EFPRINTF(fp, " 0x0CF8, // Range Maximum\n"); 555 EFPRINTF(fp, " 0x01, // Alignment\n"); 556 EFPRINTF(fp, " 0x08, // Length\n"); 557 EFPRINTF(fp, " )\n"); 558 EFPRINTF(fp, " WordIO (ResourceProducer, MinFixed, MaxFixed," 559 "PosDecode, EntireRange,\n"); 560 EFPRINTF(fp, " 0x0000, // Granularity\n"); 561 EFPRINTF(fp, " 0x0000, // Range Minimum\n"); 562 EFPRINTF(fp, " 0x0CF7, // Range Maximum\n"); 563 EFPRINTF(fp, " 0x0000, // Transl Offset\n"); 564 EFPRINTF(fp, " 0x0CF8, // Length\n"); 565 EFPRINTF(fp, " ,, , TypeStatic)\n"); 566 EFPRINTF(fp, " WordIO (ResourceProducer, MinFixed, MaxFixed," 567 "PosDecode, EntireRange,\n"); 568 EFPRINTF(fp, " 0x0000, // Granularity\n"); 569 EFPRINTF(fp, " 0x0D00, // Range Minimum\n"); 570 EFPRINTF(fp, " 0xFFFF, // Range Maximum\n"); 571 EFPRINTF(fp, " 0x0000, // Transl Offset\n"); 572 EFPRINTF(fp, " 0xF300, // Length\n"); 573 EFPRINTF(fp, " ,, , TypeStatic)\n"); 574 EFPRINTF(fp, " })\n"); 575 EFPRINTF(fp, " }\n"); 576 EFPRINTF(fp, " }\n"); 577 EFPRINTF(fp, "\n"); 578 EFPRINTF(fp, " Scope (_SB.PCI0)\n"); 579 EFPRINTF(fp, " {\n"); 580 EFPRINTF(fp, " Device (ISA)\n"); 581 EFPRINTF(fp, " {\n"); 582 EFPRINTF(fp, " Name (_ADR, 0x00010000)\n"); 583 EFPRINTF(fp, " OperationRegion (P40C, PCI_Config, 0x60, 0x04)\n"); 584 EFPRINTF(fp, " }\n"); 585 EFPRINTF(fp, " }\n"); 586 EFPRINTF(fp, "\n"); 587 EFPRINTF(fp, " Scope (_SB.PCI0.ISA)\n"); 588 EFPRINTF(fp, " {\n"); 589 EFPRINTF(fp, " Device (RTC)\n"); 590 EFPRINTF(fp, " {\n"); 591 EFPRINTF(fp, " Name (_HID, EisaId (\"PNP0B00\"))\n"); 592 EFPRINTF(fp, " Name (_CRS, ResourceTemplate ()\n"); 593 EFPRINTF(fp, " {\n"); 594 EFPRINTF(fp, " IO (Decode16,\n"); 595 EFPRINTF(fp, " 0x0070, // Range Minimum\n"); 596 EFPRINTF(fp, " 0x0070, // Range Maximum\n"); 597 EFPRINTF(fp, " 0x10, // Alignment\n"); 598 EFPRINTF(fp, " 0x02, // Length\n"); 599 EFPRINTF(fp, " )\n"); 600 EFPRINTF(fp, " IRQNoFlags ()\n"); 601 EFPRINTF(fp, " {8}\n"); 602 EFPRINTF(fp, " IO (Decode16,\n"); 603 EFPRINTF(fp, " 0x0072, // Range Minimum\n"); 604 EFPRINTF(fp, " 0x0072, // Range Maximum\n"); 605 EFPRINTF(fp, " 0x02, // Alignment\n"); 606 EFPRINTF(fp, " 0x06, // Length\n"); 607 EFPRINTF(fp, " )\n"); 608 EFPRINTF(fp, " })\n"); 609 EFPRINTF(fp, " }\n"); 610 EFPRINTF(fp, " }\n"); 611 EFPRINTF(fp, "}\n"); 612 613 EFFLUSH(fp); 614 615 return (0); 616 617 err_exit: 618 return (errno); 619 } 620 621 static int 622 basl_open(struct basl_fio *bf, int suffix) 623 { 624 int err; 625 626 err = 0; 627 628 if (suffix) { 629 strncpy(bf->f_name, basl_stemplate, MAXPATHLEN); 630 bf->fd = mkstemps(bf->f_name, strlen(BHYVE_ASL_SUFFIX)); 631 } else { 632 strncpy(bf->f_name, basl_template, MAXPATHLEN); 633 bf->fd = mkstemp(bf->f_name); 634 } 635 636 if (bf->fd > 0) { 637 bf->fp = fdopen(bf->fd, "w+"); 638 if (bf->fp == NULL) { 639 unlink(bf->f_name); 640 close(bf->fd); 641 } 642 } else { 643 err = 1; 644 } 645 646 return (err); 647 } 648 649 static void 650 basl_close(struct basl_fio *bf) 651 { 652 653 if (!basl_keep_temps) 654 unlink(bf->f_name); 655 fclose(bf->fp); 656 } 657 658 static int 659 basl_start(struct basl_fio *in, struct basl_fio *out) 660 { 661 int err; 662 663 err = basl_open(in, 0); 664 if (!err) { 665 err = basl_open(out, 1); 666 if (err) { 667 basl_close(in); 668 } 669 } 670 671 return (err); 672 } 673 674 static void 675 basl_end(struct basl_fio *in, struct basl_fio *out) 676 { 677 678 basl_close(in); 679 basl_close(out); 680 } 681 682 static int 683 basl_load(struct vmctx *ctx, int fd, uint64_t off) 684 { 685 struct stat sb; 686 void *gaddr; 687 688 if (fstat(fd, &sb) < 0) 689 return (errno); 690 691 gaddr = paddr_guest2host(ctx, basl_acpi_base + off, sb.st_size); 692 if (gaddr == NULL) 693 return (EFAULT); 694 695 if (read(fd, gaddr, sb.st_size) < 0) 696 return (errno); 697 698 return (0); 699 } 700 701 static int 702 basl_compile(struct vmctx *ctx, int (*fwrite_section)(FILE *), uint64_t offset) 703 { 704 struct basl_fio io[2]; 705 static char iaslbuf[3*MAXPATHLEN + 10]; 706 char *fmt; 707 int err; 708 709 err = basl_start(&io[0], &io[1]); 710 if (!err) { 711 err = (*fwrite_section)(io[0].fp); 712 713 if (!err) { 714 /* 715 * iasl sends the results of the compilation to 716 * stdout. Shut this down by using the shell to 717 * redirect stdout to /dev/null, unless the user 718 * has requested verbose output for debugging 719 * purposes 720 */ 721 fmt = basl_verbose_iasl ? 722 "%s -p %s %s" : 723 "/bin/sh -c \"%s -p %s %s\" 1> /dev/null"; 724 725 snprintf(iaslbuf, sizeof(iaslbuf), 726 fmt, 727 BHYVE_ASL_COMPILER, 728 io[1].f_name, io[0].f_name); 729 err = system(iaslbuf); 730 731 if (!err) { 732 /* 733 * Copy the aml output file into guest 734 * memory at the specified location 735 */ 736 err = basl_load(ctx, io[1].fd, offset); 737 } 738 } 739 basl_end(&io[0], &io[1]); 740 } 741 742 return (err); 743 } 744 745 static int 746 basl_make_templates(void) 747 { 748 const char *tmpdir; 749 int err; 750 int len; 751 752 err = 0; 753 754 /* 755 * 756 */ 757 if ((tmpdir = getenv("BHYVE_TMPDIR")) == NULL || *tmpdir == '\0' || 758 (tmpdir = getenv("TMPDIR")) == NULL || *tmpdir == '\0') { 759 tmpdir = _PATH_TMP; 760 } 761 762 len = strlen(tmpdir); 763 764 if ((len + sizeof(BHYVE_ASL_TEMPLATE) + 1) < MAXPATHLEN) { 765 strcpy(basl_template, tmpdir); 766 while (len > 0 && basl_template[len - 1] == '/') 767 len--; 768 basl_template[len] = '/'; 769 strcpy(&basl_template[len + 1], BHYVE_ASL_TEMPLATE); 770 } else 771 err = E2BIG; 772 773 if (!err) { 774 /* 775 * len has been intialized (and maybe adjusted) above 776 */ 777 if ((len + sizeof(BHYVE_ASL_TEMPLATE) + 1 + 778 sizeof(BHYVE_ASL_SUFFIX)) < MAXPATHLEN) { 779 strcpy(basl_stemplate, tmpdir); 780 basl_stemplate[len] = '/'; 781 strcpy(&basl_stemplate[len + 1], BHYVE_ASL_TEMPLATE); 782 len = strlen(basl_stemplate); 783 strcpy(&basl_stemplate[len], BHYVE_ASL_SUFFIX); 784 } else 785 err = E2BIG; 786 } 787 788 return (err); 789 } 790 791 static struct { 792 int (*wsect)(FILE *fp); 793 uint64_t offset; 794 } basl_ftables[] = 795 { 796 { basl_fwrite_rsdp, 0}, 797 { basl_fwrite_rsdt, RSDT_OFFSET }, 798 { basl_fwrite_xsdt, XSDT_OFFSET }, 799 { basl_fwrite_madt, MADT_OFFSET }, 800 { basl_fwrite_fadt, FADT_OFFSET }, 801 { basl_fwrite_facs, FACS_OFFSET }, 802 { basl_fwrite_dsdt, DSDT_OFFSET }, 803 { NULL } 804 }; 805 806 int 807 acpi_build(struct vmctx *ctx, int ncpu, int ioapic) 808 { 809 int err; 810 int i; 811 812 err = 0; 813 basl_ncpu = ncpu; 814 815 if (!ioapic) { 816 fprintf(stderr, "ACPI tables require an ioapic\n"); 817 return (EINVAL); 818 } 819 820 /* 821 * For debug, allow the user to have iasl compiler output sent 822 * to stdout rather than /dev/null 823 */ 824 if (getenv("BHYVE_ACPI_VERBOSE_IASL")) 825 basl_verbose_iasl = 1; 826 827 /* 828 * Allow the user to keep the generated ASL files for debugging 829 * instead of deleting them following use 830 */ 831 if (getenv("BHYVE_ACPI_KEEPTMPS")) 832 basl_keep_temps = 1; 833 834 i = 0; 835 err = basl_make_templates(); 836 837 /* 838 * Run through all the ASL files, compiling them and 839 * copying them into guest memory 840 */ 841 while (!err && basl_ftables[i].wsect != NULL) { 842 err = basl_compile(ctx, basl_ftables[i].wsect, 843 basl_ftables[i].offset); 844 i++; 845 } 846 847 return (err); 848 } 849