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 /* iasl expects hex values for the proc and apic id's */ 245 EFPRINTF(fp, "[0001]\t\tProcessor ID : %02x\n", i); 246 EFPRINTF(fp, "[0001]\t\tLocal Apic ID : %02x\n", i); 247 EFPRINTF(fp, "[0004]\t\tFlags (decoded below) : 00000001\n"); 248 EFPRINTF(fp, "\t\t\tProcessor Enabled : 1\n"); 249 EFPRINTF(fp, "\n"); 250 } 251 252 /* Always a single IOAPIC entry, with ID ncpu+1 */ 253 EFPRINTF(fp, "[0001]\t\tSubtable Type : 01\n"); 254 EFPRINTF(fp, "[0001]\t\tLength : 0C\n"); 255 /* iasl expects a hex value for the i/o apic id */ 256 EFPRINTF(fp, "[0001]\t\tI/O Apic ID : %02x\n", basl_ncpu); 257 EFPRINTF(fp, "[0001]\t\tReserved : 00\n"); 258 EFPRINTF(fp, "[0004]\t\tAddress : fec00000\n"); 259 EFPRINTF(fp, "[0004]\t\tInterrupt : 00000000\n"); 260 EFPRINTF(fp, "\n"); 261 262 /* Override the 8259 chained vector. XXX maybe not needed */ 263 EFPRINTF(fp, "[0001]\t\tSubtable Type : 02\n"); 264 EFPRINTF(fp, "[0001]\t\tLength : 0A\n"); 265 EFPRINTF(fp, "[0001]\t\tBus : 00\n"); 266 EFPRINTF(fp, "[0001]\t\tSource : 09\n"); 267 EFPRINTF(fp, "[0004]\t\tInterrupt : 00000009\n"); 268 EFPRINTF(fp, "[0002]\t\tFlags (decoded below) : 0000\n"); 269 EFPRINTF(fp, "\t\t\tPolarity : 0\n"); 270 EFPRINTF(fp, "\t\t\tTrigger Mode : 0\n"); 271 EFPRINTF(fp, "\n"); 272 273 EFFLUSH(fp); 274 275 return (0); 276 277 err_exit: 278 return (errno); 279 } 280 281 static int 282 basl_fwrite_fadt(FILE *fp) 283 { 284 int err; 285 286 err = 0; 287 288 EFPRINTF(fp, "/*\n"); 289 EFPRINTF(fp, " * bhyve FADT template\n"); 290 EFPRINTF(fp, " */\n"); 291 EFPRINTF(fp, "[0004]\t\tSignature : \"FACP\"\n"); 292 EFPRINTF(fp, "[0004]\t\tTable Length : 0000010C\n"); 293 EFPRINTF(fp, "[0001]\t\tRevision : 05\n"); 294 EFPRINTF(fp, "[0001]\t\tChecksum : 00\n"); 295 EFPRINTF(fp, "[0006]\t\tOem ID : \"BHYVE \"\n"); 296 EFPRINTF(fp, "[0008]\t\tOem Table ID : \"BVFACP \"\n"); 297 EFPRINTF(fp, "[0004]\t\tOem Revision : 00000001\n"); 298 /* iasl will fill in the compiler ID/revision fields */ 299 EFPRINTF(fp, "[0004]\t\tAsl Compiler ID : \"xxxx\"\n"); 300 EFPRINTF(fp, "[0004]\t\tAsl Compiler Revision : 00000000\n"); 301 EFPRINTF(fp, "\n"); 302 303 EFPRINTF(fp, "[0004]\t\tFACS Address : %08X\n", 304 basl_acpi_base + FACS_OFFSET); 305 EFPRINTF(fp, "[0004]\t\tDSDT Address : %08X\n", 306 basl_acpi_base + DSDT_OFFSET); 307 EFPRINTF(fp, "[0001]\t\tModel : 00\n"); 308 EFPRINTF(fp, "[0001]\t\tPM Profile : 00 [Unspecified]\n"); 309 EFPRINTF(fp, "[0002]\t\tSCI Interrupt : 0009\n"); 310 EFPRINTF(fp, "[0004]\t\tSMI Command Port : 00000000\n"); 311 EFPRINTF(fp, "[0001]\t\tACPI Enable Value : 00\n"); 312 EFPRINTF(fp, "[0001]\t\tACPI Disable Value : 00\n"); 313 EFPRINTF(fp, "[0001]\t\tS4BIOS Command : 00\n"); 314 EFPRINTF(fp, "[0001]\t\tP-State Control : 00\n"); 315 EFPRINTF(fp, "[0004]\t\tPM1A Event Block Address : 00000000\n"); 316 EFPRINTF(fp, "[0004]\t\tPM1B Event Block Address : 00000000\n"); 317 EFPRINTF(fp, "[0004]\t\tPM1A Control Block Address : 00000000\n"); 318 EFPRINTF(fp, "[0004]\t\tPM1B Control Block Address : 00000000\n"); 319 EFPRINTF(fp, "[0004]\t\tPM2 Control Block Address : 00000000\n"); 320 EFPRINTF(fp, "[0004]\t\tPM Timer Block Address : %08X\n", 321 BHYVE_PM_TIMER_ADDR); 322 EFPRINTF(fp, "[0004]\t\tGPE0 Block Address : 00000000\n"); 323 EFPRINTF(fp, "[0004]\t\tGPE1 Block Address : 00000000\n"); 324 EFPRINTF(fp, "[0001]\t\tPM1 Event Block Length : 04\n"); 325 EFPRINTF(fp, "[0001]\t\tPM1 Control Block Length : 02\n"); 326 EFPRINTF(fp, "[0001]\t\tPM2 Control Block Length : 00\n"); 327 EFPRINTF(fp, "[0001]\t\tPM Timer Block Length : 04\n"); 328 EFPRINTF(fp, "[0001]\t\tGPE0 Block Length : 00\n"); 329 EFPRINTF(fp, "[0001]\t\tGPE1 Block Length : 00\n"); 330 EFPRINTF(fp, "[0001]\t\tGPE1 Base Offset : 00\n"); 331 EFPRINTF(fp, "[0001]\t\t_CST Support : 00\n"); 332 EFPRINTF(fp, "[0002]\t\tC2 Latency : 0000\n"); 333 EFPRINTF(fp, "[0002]\t\tC3 Latency : 0000\n"); 334 EFPRINTF(fp, "[0002]\t\tCPU Cache Size : 0000\n"); 335 EFPRINTF(fp, "[0002]\t\tCache Flush Stride : 0000\n"); 336 EFPRINTF(fp, "[0001]\t\tDuty Cycle Offset : 00\n"); 337 EFPRINTF(fp, "[0001]\t\tDuty Cycle Width : 00\n"); 338 EFPRINTF(fp, "[0001]\t\tRTC Day Alarm Index : 00\n"); 339 EFPRINTF(fp, "[0001]\t\tRTC Month Alarm Index : 00\n"); 340 EFPRINTF(fp, "[0001]\t\tRTC Century Index : 00\n"); 341 EFPRINTF(fp, "[0002]\t\tBoot Flags (decoded below) : 0000\n"); 342 EFPRINTF(fp, "\t\t\tLegacy Devices Supported (V2) : 0\n"); 343 EFPRINTF(fp, "\t\t\t8042 Present on ports 60/64 (V2) : 0\n"); 344 EFPRINTF(fp, "\t\t\tVGA Not Present (V4) : 1\n"); 345 EFPRINTF(fp, "\t\t\tMSI Not Supported (V4) : 0\n"); 346 EFPRINTF(fp, "\t\t\tPCIe ASPM Not Supported (V4) : 1\n"); 347 EFPRINTF(fp, "\t\t\tCMOS RTC Not Present (V5) : 0\n"); 348 EFPRINTF(fp, "[0001]\t\tReserved : 00\n"); 349 EFPRINTF(fp, "[0004]\t\tFlags (decoded below) : 00000000\n"); 350 EFPRINTF(fp, "\t\t\tWBINVD instruction is operational (V1) : 1\n"); 351 EFPRINTF(fp, "\t\t\tWBINVD flushes all caches (V1) : 0\n"); 352 EFPRINTF(fp, "\t\t\tAll CPUs support C1 (V1) : 0\n"); 353 EFPRINTF(fp, "\t\t\tC2 works on MP system (V1) : 0\n"); 354 EFPRINTF(fp, "\t\t\tControl Method Power Button (V1) : 1\n"); 355 EFPRINTF(fp, "\t\t\tControl Method Sleep Button (V1) : 1\n"); 356 EFPRINTF(fp, "\t\t\tRTC wake not in fixed reg space (V1) : 0\n"); 357 EFPRINTF(fp, "\t\t\tRTC can wake system from S4 (V1) : 0\n"); 358 EFPRINTF(fp, "\t\t\t32-bit PM Timer (V1) : 1\n"); 359 EFPRINTF(fp, "\t\t\tDocking Supported (V1) : 0\n"); 360 EFPRINTF(fp, "\t\t\tReset Register Supported (V2) : 0\n"); 361 EFPRINTF(fp, "\t\t\tSealed Case (V3) : 0\n"); 362 EFPRINTF(fp, "\t\t\tHeadless - No Video (V3) : 1\n"); 363 EFPRINTF(fp, "\t\t\tUse native instr after SLP_TYPx (V3) : 0\n"); 364 EFPRINTF(fp, "\t\t\tPCIEXP_WAK Bits Supported (V4) : 0\n"); 365 EFPRINTF(fp, "\t\t\tUse Platform Timer (V4) : 0\n"); 366 EFPRINTF(fp, "\t\t\tRTC_STS valid on S4 wake (V4) : 0\n"); 367 EFPRINTF(fp, "\t\t\tRemote Power-on capable (V4) : 0\n"); 368 EFPRINTF(fp, "\t\t\tUse APIC Cluster Model (V4) : 0\n"); 369 EFPRINTF(fp, "\t\t\tUse APIC Physical Destination Mode (V4) : 1\n"); 370 EFPRINTF(fp, "\t\t\tHardware Reduced (V5) : 0\n"); 371 EFPRINTF(fp, "\t\t\tLow Power S0 Idle (V5) : 0\n"); 372 EFPRINTF(fp, "\n"); 373 374 EFPRINTF(fp, 375 "[0012]\t\tReset Register : [Generic Address Structure]\n"); 376 EFPRINTF(fp, "[0001]\t\tSpace ID : 01 [SystemIO]\n"); 377 EFPRINTF(fp, "[0001]\t\tBit Width : 08\n"); 378 EFPRINTF(fp, "[0001]\t\tBit Offset : 00\n"); 379 EFPRINTF(fp, "[0001]\t\tEncoded Access Width : 01 [Byte Access:8]\n"); 380 EFPRINTF(fp, "[0008]\t\tAddress : 0000000000000001\n"); 381 EFPRINTF(fp, "\n"); 382 383 EFPRINTF(fp, "[0001]\t\tValue to cause reset : 00\n"); 384 EFPRINTF(fp, "[0003]\t\tReserved : 000000\n"); 385 EFPRINTF(fp, "[0008]\t\tFACS Address : 00000000%08X\n", 386 basl_acpi_base + FACS_OFFSET); 387 EFPRINTF(fp, "[0008]\t\tDSDT Address : 00000000%08X\n", 388 basl_acpi_base + DSDT_OFFSET); 389 EFPRINTF(fp, 390 "[0012]\t\tPM1A Event Block : [Generic Address Structure]\n"); 391 EFPRINTF(fp, "[0001]\t\tSpace ID : 01 [SystemIO]\n"); 392 EFPRINTF(fp, "[0001]\t\tBit Width : 20\n"); 393 EFPRINTF(fp, "[0001]\t\tBit Offset : 00\n"); 394 EFPRINTF(fp, "[0001]\t\tEncoded Access Width : 02 [Word Access:16]\n"); 395 EFPRINTF(fp, "[0008]\t\tAddress : 0000000000000001\n"); 396 EFPRINTF(fp, "\n"); 397 398 EFPRINTF(fp, 399 "[0012]\t\tPM1B Event Block : [Generic Address Structure]\n"); 400 EFPRINTF(fp, "[0001]\t\tSpace ID : 01 [SystemIO]\n"); 401 EFPRINTF(fp, "[0001]\t\tBit Width : 00\n"); 402 EFPRINTF(fp, "[0001]\t\tBit Offset : 00\n"); 403 EFPRINTF(fp, 404 "[0001]\t\tEncoded Access Width : 00 [Undefined/Legacy]\n"); 405 EFPRINTF(fp, "[0008]\t\tAddress : 0000000000000000\n"); 406 EFPRINTF(fp, "\n"); 407 408 EFPRINTF(fp, 409 "[0012]\t\tPM1A Control Block : [Generic Address Structure]\n"); 410 EFPRINTF(fp, "[0001]\t\tSpace ID : 01 [SystemIO]\n"); 411 EFPRINTF(fp, "[0001]\t\tBit Width : 10\n"); 412 EFPRINTF(fp, "[0001]\t\tBit Offset : 00\n"); 413 EFPRINTF(fp, "[0001]\t\tEncoded Access Width : 02 [Word Access:16]\n"); 414 EFPRINTF(fp, "[0008]\t\tAddress : 0000000000000001\n"); 415 EFPRINTF(fp, "\n"); 416 417 EFPRINTF(fp, 418 "[0012]\t\tPM1B Control Block : [Generic Address Structure]\n"); 419 EFPRINTF(fp, "[0001]\t\tSpace ID : 01 [SystemIO]\n"); 420 EFPRINTF(fp, "[0001]\t\tBit Width : 00\n"); 421 EFPRINTF(fp, "[0001]\t\tBit Offset : 00\n"); 422 EFPRINTF(fp, 423 "[0001]\t\tEncoded Access Width : 00 [Undefined/Legacy]\n"); 424 EFPRINTF(fp, "[0008]\t\tAddress : 0000000000000000\n"); 425 EFPRINTF(fp, "\n"); 426 427 EFPRINTF(fp, 428 "[0012]\t\tPM2 Control Block : [Generic Address Structure]\n"); 429 EFPRINTF(fp, "[0001]\t\tSpace ID : 01 [SystemIO]\n"); 430 EFPRINTF(fp, "[0001]\t\tBit Width : 08\n"); 431 EFPRINTF(fp, "[0001]\t\tBit Offset : 00\n"); 432 EFPRINTF(fp, 433 "[0001]\t\tEncoded Access Width : 00 [Undefined/Legacy]\n"); 434 EFPRINTF(fp, "[0008]\t\tAddress : 0000000000000000\n"); 435 EFPRINTF(fp, "\n"); 436 437 /* Valid for bhyve */ 438 EFPRINTF(fp, 439 "[0012]\t\tPM Timer Block : [Generic Address Structure]\n"); 440 EFPRINTF(fp, "[0001]\t\tSpace ID : 01 [SystemIO]\n"); 441 EFPRINTF(fp, "[0001]\t\tBit Width : 32\n"); 442 EFPRINTF(fp, "[0001]\t\tBit Offset : 00\n"); 443 EFPRINTF(fp, 444 "[0001]\t\tEncoded Access Width : 03 [DWord Access:32]\n"); 445 EFPRINTF(fp, "[0008]\t\tAddress : 00000000%08X\n", 446 BHYVE_PM_TIMER_ADDR); 447 EFPRINTF(fp, "\n"); 448 449 EFPRINTF(fp, "[0012]\t\tGPE0 Block : [Generic Address Structure]\n"); 450 EFPRINTF(fp, "[0001]\t\tSpace ID : 01 [SystemIO]\n"); 451 EFPRINTF(fp, "[0001]\t\tBit Width : 80\n"); 452 EFPRINTF(fp, "[0001]\t\tBit Offset : 00\n"); 453 EFPRINTF(fp, "[0001]\t\tEncoded Access Width : 01 [Byte Access:8]\n"); 454 EFPRINTF(fp, "[0008]\t\tAddress : 0000000000000000\n"); 455 EFPRINTF(fp, "\n"); 456 457 EFPRINTF(fp, "[0012]\t\tGPE1 Block : [Generic Address Structure]\n"); 458 EFPRINTF(fp, "[0001]\t\tSpace ID : 01 [SystemIO]\n"); 459 EFPRINTF(fp, "[0001]\t\tBit Width : 00\n"); 460 EFPRINTF(fp, "[0001]\t\tBit Offset : 00\n"); 461 EFPRINTF(fp, 462 "[0001]\t\tEncoded Access Width : 00 [Undefined/Legacy]\n"); 463 EFPRINTF(fp, "[0008]\t\tAddress : 0000000000000000\n"); 464 EFPRINTF(fp, "\n"); 465 466 EFPRINTF(fp, 467 "[0012]\t\tSleep Control Register : [Generic Address Structure]\n"); 468 EFPRINTF(fp, "[0001]\t\tSpace ID : 01 [SystemIO]\n"); 469 EFPRINTF(fp, "[0001]\t\tBit Width : 08\n"); 470 EFPRINTF(fp, "[0001]\t\tBit Offset : 00\n"); 471 EFPRINTF(fp, "[0001]\t\tEncoded Access Width : 01 [Byte Access:8]\n"); 472 EFPRINTF(fp, "[0008]\t\tAddress : 0000000000000000\n"); 473 EFPRINTF(fp, "\n"); 474 475 EFPRINTF(fp, 476 "[0012]\t\tSleep Status Register : [Generic Address Structure]\n"); 477 EFPRINTF(fp, "[0001]\t\tSpace ID : 01 [SystemIO]\n"); 478 EFPRINTF(fp, "[0001]\t\tBit Width : 08\n"); 479 EFPRINTF(fp, "[0001]\t\tBit Offset : 00\n"); 480 EFPRINTF(fp, "[0001]\t\tEncoded Access Width : 01 [Byte Access:8]\n"); 481 EFPRINTF(fp, "[0008]\t\tAddress : 0000000000000000\n"); 482 483 EFFLUSH(fp); 484 485 return (0); 486 487 err_exit: 488 return (errno); 489 } 490 491 static int 492 basl_fwrite_facs(FILE *fp) 493 { 494 int err; 495 496 err = 0; 497 498 EFPRINTF(fp, "/*\n"); 499 EFPRINTF(fp, " * bhyve FACS template\n"); 500 EFPRINTF(fp, " */\n"); 501 EFPRINTF(fp, "[0004]\t\tSignature : \"FACS\"\n"); 502 EFPRINTF(fp, "[0004]\t\tLength : 00000040\n"); 503 EFPRINTF(fp, "[0004]\t\tHardware Signature : 00000000\n"); 504 EFPRINTF(fp, "[0004]\t\t32 Firmware Waking Vector : 00000000\n"); 505 EFPRINTF(fp, "[0004]\t\tGlobal Lock : 00000000\n"); 506 EFPRINTF(fp, "[0004]\t\tFlags (decoded below) : 00000000\n"); 507 EFPRINTF(fp, "\t\t\tS4BIOS Support Present : 0\n"); 508 EFPRINTF(fp, "\t\t\t64-bit Wake Supported (V2) : 0\n"); 509 EFPRINTF(fp, 510 "[0008]\t\t64 Firmware Waking Vector : 0000000000000000\n"); 511 EFPRINTF(fp, "[0001]\t\tVersion : 02\n"); 512 EFPRINTF(fp, "[0003]\t\tReserved : 000000\n"); 513 EFPRINTF(fp, "[0004]\t\tOspmFlags (decoded below) : 00000000\n"); 514 EFPRINTF(fp, "\t\t\t64-bit Wake Env Required (V2) : 0\n"); 515 516 EFFLUSH(fp); 517 518 return (0); 519 520 err_exit: 521 return (errno); 522 } 523 524 static int 525 basl_fwrite_dsdt(FILE *fp) 526 { 527 int err; 528 529 err = 0; 530 531 EFPRINTF(fp, "/*\n"); 532 EFPRINTF(fp, " * bhyve DSDT template\n"); 533 EFPRINTF(fp, " */\n"); 534 EFPRINTF(fp, "DefinitionBlock (\"bhyve_dsdt.aml\", \"DSDT\", 2," 535 "\"BHYVE \", \"BVDSDT \", 0x00000001)\n"); 536 EFPRINTF(fp, "{\n"); 537 EFPRINTF(fp, " Scope (_SB)\n"); 538 EFPRINTF(fp, " {\n"); 539 EFPRINTF(fp, " Device (PCI0)\n"); 540 EFPRINTF(fp, " {\n"); 541 EFPRINTF(fp, " Name (_HID, EisaId (\"PNP0A03\"))\n"); 542 EFPRINTF(fp, " Name (_ADR, Zero)\n"); 543 EFPRINTF(fp, " Name (_UID, One)\n"); 544 EFPRINTF(fp, " Name (_CRS, ResourceTemplate ()\n"); 545 EFPRINTF(fp, " {\n"); 546 EFPRINTF(fp, " WordBusNumber (ResourceProducer, MinFixed," 547 "MaxFixed, PosDecode,\n"); 548 EFPRINTF(fp, " 0x0000, // Granularity\n"); 549 EFPRINTF(fp, " 0x0000, // Range Minimum\n"); 550 EFPRINTF(fp, " 0x00FF, // Range Maximum\n"); 551 EFPRINTF(fp, " 0x0000, // Transl Offset\n"); 552 EFPRINTF(fp, " 0x0100, // Length\n"); 553 EFPRINTF(fp, " ,, )\n"); 554 EFPRINTF(fp, " IO (Decode16,\n"); 555 EFPRINTF(fp, " 0x0CF8, // Range Minimum\n"); 556 EFPRINTF(fp, " 0x0CF8, // Range Maximum\n"); 557 EFPRINTF(fp, " 0x01, // Alignment\n"); 558 EFPRINTF(fp, " 0x08, // Length\n"); 559 EFPRINTF(fp, " )\n"); 560 EFPRINTF(fp, " WordIO (ResourceProducer, MinFixed, MaxFixed," 561 "PosDecode, EntireRange,\n"); 562 EFPRINTF(fp, " 0x0000, // Granularity\n"); 563 EFPRINTF(fp, " 0x0000, // Range Minimum\n"); 564 EFPRINTF(fp, " 0x0CF7, // Range Maximum\n"); 565 EFPRINTF(fp, " 0x0000, // Transl Offset\n"); 566 EFPRINTF(fp, " 0x0CF8, // Length\n"); 567 EFPRINTF(fp, " ,, , TypeStatic)\n"); 568 EFPRINTF(fp, " WordIO (ResourceProducer, MinFixed, MaxFixed," 569 "PosDecode, EntireRange,\n"); 570 EFPRINTF(fp, " 0x0000, // Granularity\n"); 571 EFPRINTF(fp, " 0x0D00, // Range Minimum\n"); 572 EFPRINTF(fp, " 0xFFFF, // Range Maximum\n"); 573 EFPRINTF(fp, " 0x0000, // Transl Offset\n"); 574 EFPRINTF(fp, " 0xF300, // Length\n"); 575 EFPRINTF(fp, " ,, , TypeStatic)\n"); 576 EFPRINTF(fp, " })\n"); 577 EFPRINTF(fp, " }\n"); 578 EFPRINTF(fp, " }\n"); 579 EFPRINTF(fp, "\n"); 580 EFPRINTF(fp, " Scope (_SB.PCI0)\n"); 581 EFPRINTF(fp, " {\n"); 582 EFPRINTF(fp, " Device (ISA)\n"); 583 EFPRINTF(fp, " {\n"); 584 EFPRINTF(fp, " Name (_ADR, 0x00010000)\n"); 585 EFPRINTF(fp, " OperationRegion (P40C, PCI_Config, 0x60, 0x04)\n"); 586 EFPRINTF(fp, " }\n"); 587 EFPRINTF(fp, " }\n"); 588 EFPRINTF(fp, "\n"); 589 EFPRINTF(fp, " Scope (_SB.PCI0.ISA)\n"); 590 EFPRINTF(fp, " {\n"); 591 EFPRINTF(fp, " Device (RTC)\n"); 592 EFPRINTF(fp, " {\n"); 593 EFPRINTF(fp, " Name (_HID, EisaId (\"PNP0B00\"))\n"); 594 EFPRINTF(fp, " Name (_CRS, ResourceTemplate ()\n"); 595 EFPRINTF(fp, " {\n"); 596 EFPRINTF(fp, " IO (Decode16,\n"); 597 EFPRINTF(fp, " 0x0070, // Range Minimum\n"); 598 EFPRINTF(fp, " 0x0070, // Range Maximum\n"); 599 EFPRINTF(fp, " 0x10, // Alignment\n"); 600 EFPRINTF(fp, " 0x02, // Length\n"); 601 EFPRINTF(fp, " )\n"); 602 EFPRINTF(fp, " IRQNoFlags ()\n"); 603 EFPRINTF(fp, " {8}\n"); 604 EFPRINTF(fp, " IO (Decode16,\n"); 605 EFPRINTF(fp, " 0x0072, // Range Minimum\n"); 606 EFPRINTF(fp, " 0x0072, // Range Maximum\n"); 607 EFPRINTF(fp, " 0x02, // Alignment\n"); 608 EFPRINTF(fp, " 0x06, // Length\n"); 609 EFPRINTF(fp, " )\n"); 610 EFPRINTF(fp, " })\n"); 611 EFPRINTF(fp, " }\n"); 612 EFPRINTF(fp, " }\n"); 613 EFPRINTF(fp, "}\n"); 614 615 EFFLUSH(fp); 616 617 return (0); 618 619 err_exit: 620 return (errno); 621 } 622 623 static int 624 basl_open(struct basl_fio *bf, int suffix) 625 { 626 int err; 627 628 err = 0; 629 630 if (suffix) { 631 strncpy(bf->f_name, basl_stemplate, MAXPATHLEN); 632 bf->fd = mkstemps(bf->f_name, strlen(BHYVE_ASL_SUFFIX)); 633 } else { 634 strncpy(bf->f_name, basl_template, MAXPATHLEN); 635 bf->fd = mkstemp(bf->f_name); 636 } 637 638 if (bf->fd > 0) { 639 bf->fp = fdopen(bf->fd, "w+"); 640 if (bf->fp == NULL) { 641 unlink(bf->f_name); 642 close(bf->fd); 643 } 644 } else { 645 err = 1; 646 } 647 648 return (err); 649 } 650 651 static void 652 basl_close(struct basl_fio *bf) 653 { 654 655 if (!basl_keep_temps) 656 unlink(bf->f_name); 657 fclose(bf->fp); 658 } 659 660 static int 661 basl_start(struct basl_fio *in, struct basl_fio *out) 662 { 663 int err; 664 665 err = basl_open(in, 0); 666 if (!err) { 667 err = basl_open(out, 1); 668 if (err) { 669 basl_close(in); 670 } 671 } 672 673 return (err); 674 } 675 676 static void 677 basl_end(struct basl_fio *in, struct basl_fio *out) 678 { 679 680 basl_close(in); 681 basl_close(out); 682 } 683 684 static int 685 basl_load(struct vmctx *ctx, int fd, uint64_t off) 686 { 687 struct stat sb; 688 void *gaddr; 689 690 if (fstat(fd, &sb) < 0) 691 return (errno); 692 693 gaddr = paddr_guest2host(ctx, basl_acpi_base + off, sb.st_size); 694 if (gaddr == NULL) 695 return (EFAULT); 696 697 if (read(fd, gaddr, sb.st_size) < 0) 698 return (errno); 699 700 return (0); 701 } 702 703 static int 704 basl_compile(struct vmctx *ctx, int (*fwrite_section)(FILE *), uint64_t offset) 705 { 706 struct basl_fio io[2]; 707 static char iaslbuf[3*MAXPATHLEN + 10]; 708 char *fmt; 709 int err; 710 711 err = basl_start(&io[0], &io[1]); 712 if (!err) { 713 err = (*fwrite_section)(io[0].fp); 714 715 if (!err) { 716 /* 717 * iasl sends the results of the compilation to 718 * stdout. Shut this down by using the shell to 719 * redirect stdout to /dev/null, unless the user 720 * has requested verbose output for debugging 721 * purposes 722 */ 723 fmt = basl_verbose_iasl ? 724 "%s -p %s %s" : 725 "/bin/sh -c \"%s -p %s %s\" 1> /dev/null"; 726 727 snprintf(iaslbuf, sizeof(iaslbuf), 728 fmt, 729 BHYVE_ASL_COMPILER, 730 io[1].f_name, io[0].f_name); 731 err = system(iaslbuf); 732 733 if (!err) { 734 /* 735 * Copy the aml output file into guest 736 * memory at the specified location 737 */ 738 err = basl_load(ctx, io[1].fd, offset); 739 } 740 } 741 basl_end(&io[0], &io[1]); 742 } 743 744 return (err); 745 } 746 747 static int 748 basl_make_templates(void) 749 { 750 const char *tmpdir; 751 int err; 752 int len; 753 754 err = 0; 755 756 /* 757 * 758 */ 759 if ((tmpdir = getenv("BHYVE_TMPDIR")) == NULL || *tmpdir == '\0' || 760 (tmpdir = getenv("TMPDIR")) == NULL || *tmpdir == '\0') { 761 tmpdir = _PATH_TMP; 762 } 763 764 len = strlen(tmpdir); 765 766 if ((len + sizeof(BHYVE_ASL_TEMPLATE) + 1) < MAXPATHLEN) { 767 strcpy(basl_template, tmpdir); 768 while (len > 0 && basl_template[len - 1] == '/') 769 len--; 770 basl_template[len] = '/'; 771 strcpy(&basl_template[len + 1], BHYVE_ASL_TEMPLATE); 772 } else 773 err = E2BIG; 774 775 if (!err) { 776 /* 777 * len has been intialized (and maybe adjusted) above 778 */ 779 if ((len + sizeof(BHYVE_ASL_TEMPLATE) + 1 + 780 sizeof(BHYVE_ASL_SUFFIX)) < MAXPATHLEN) { 781 strcpy(basl_stemplate, tmpdir); 782 basl_stemplate[len] = '/'; 783 strcpy(&basl_stemplate[len + 1], BHYVE_ASL_TEMPLATE); 784 len = strlen(basl_stemplate); 785 strcpy(&basl_stemplate[len], BHYVE_ASL_SUFFIX); 786 } else 787 err = E2BIG; 788 } 789 790 return (err); 791 } 792 793 static struct { 794 int (*wsect)(FILE *fp); 795 uint64_t offset; 796 } basl_ftables[] = 797 { 798 { basl_fwrite_rsdp, 0}, 799 { basl_fwrite_rsdt, RSDT_OFFSET }, 800 { basl_fwrite_xsdt, XSDT_OFFSET }, 801 { basl_fwrite_madt, MADT_OFFSET }, 802 { basl_fwrite_fadt, FADT_OFFSET }, 803 { basl_fwrite_facs, FACS_OFFSET }, 804 { basl_fwrite_dsdt, DSDT_OFFSET }, 805 { NULL } 806 }; 807 808 int 809 acpi_build(struct vmctx *ctx, int ncpu) 810 { 811 int err; 812 int i; 813 814 err = 0; 815 basl_ncpu = ncpu; 816 817 /* 818 * For debug, allow the user to have iasl compiler output sent 819 * to stdout rather than /dev/null 820 */ 821 if (getenv("BHYVE_ACPI_VERBOSE_IASL")) 822 basl_verbose_iasl = 1; 823 824 /* 825 * Allow the user to keep the generated ASL files for debugging 826 * instead of deleting them following use 827 */ 828 if (getenv("BHYVE_ACPI_KEEPTMPS")) 829 basl_keep_temps = 1; 830 831 i = 0; 832 err = basl_make_templates(); 833 834 /* 835 * Run through all the ASL files, compiling them and 836 * copying them into guest memory 837 */ 838 while (!err && basl_ftables[i].wsect != NULL) { 839 err = basl_compile(ctx, basl_ftables[i].wsect, 840 basl_ftables[i].offset); 841 i++; 842 } 843 844 return (err); 845 } 846