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 -> 0xf2400 (36 bytes fixed) 43 * RSDT -> 0xf2440 (36 bytes + 4*7 table addrs, 4 used) 44 * XSDT -> 0xf2480 (36 bytes + 8*7 table addrs, 4 used) 45 * MADT -> 0xf2500 (depends on #CPUs) 46 * FADT -> 0xf2600 (268 bytes) 47 * HPET -> 0xf2740 (56 bytes) 48 * MCFG -> 0xf2780 (60 bytes) 49 * FACS -> 0xf27C0 (64 bytes) 50 * DSDT -> 0xf2800 (variable - can go up to 0x100000) 51 */ 52 53 #include <sys/cdefs.h> 54 __FBSDID("$FreeBSD$"); 55 56 #include <sys/param.h> 57 #include <sys/errno.h> 58 #include <sys/stat.h> 59 60 #include <paths.h> 61 #include <stdarg.h> 62 #include <stdio.h> 63 #include <stdlib.h> 64 #include <string.h> 65 #include <unistd.h> 66 67 #include <machine/vmm.h> 68 #include <vmmapi.h> 69 70 #include "bhyverun.h" 71 #include "acpi.h" 72 #include "pci_emul.h" 73 74 /* 75 * Define the base address of the ACPI tables, and the offsets to 76 * the individual tables 77 */ 78 #define BHYVE_ACPI_BASE 0xf2400 79 #define RSDT_OFFSET 0x040 80 #define XSDT_OFFSET 0x080 81 #define MADT_OFFSET 0x100 82 #define FADT_OFFSET 0x200 83 #define HPET_OFFSET 0x340 84 #define MCFG_OFFSET 0x380 85 #define FACS_OFFSET 0x3C0 86 #define DSDT_OFFSET 0x400 87 88 #define BHYVE_ASL_TEMPLATE "bhyve.XXXXXXX" 89 #define BHYVE_ASL_SUFFIX ".aml" 90 #define BHYVE_ASL_COMPILER "/usr/sbin/iasl" 91 92 static int basl_keep_temps; 93 static int basl_verbose_iasl; 94 static int basl_ncpu; 95 static uint32_t basl_acpi_base = BHYVE_ACPI_BASE; 96 static uint32_t hpet_capabilities; 97 98 /* 99 * Contains the full pathname of the template to be passed 100 * to mkstemp/mktemps(3) 101 */ 102 static char basl_template[MAXPATHLEN]; 103 static char basl_stemplate[MAXPATHLEN]; 104 105 /* 106 * State for dsdt_line(), dsdt_indent(), and dsdt_unindent(). 107 */ 108 static FILE *dsdt_fp; 109 static int dsdt_indent_level; 110 static int dsdt_error; 111 112 struct basl_fio { 113 int fd; 114 FILE *fp; 115 char f_name[MAXPATHLEN]; 116 }; 117 118 #define EFPRINTF(...) \ 119 err = fprintf(__VA_ARGS__); if (err < 0) goto err_exit; 120 121 #define EFFLUSH(x) \ 122 err = fflush(x); if (err != 0) goto err_exit; 123 124 static int 125 basl_fwrite_rsdp(FILE *fp) 126 { 127 int err; 128 129 err = 0; 130 131 EFPRINTF(fp, "/*\n"); 132 EFPRINTF(fp, " * bhyve RSDP template\n"); 133 EFPRINTF(fp, " */\n"); 134 EFPRINTF(fp, "[0008]\t\tSignature : \"RSD PTR \"\n"); 135 EFPRINTF(fp, "[0001]\t\tChecksum : 43\n"); 136 EFPRINTF(fp, "[0006]\t\tOem ID : \"BHYVE \"\n"); 137 EFPRINTF(fp, "[0001]\t\tRevision : 02\n"); 138 EFPRINTF(fp, "[0004]\t\tRSDT Address : %08X\n", 139 basl_acpi_base + RSDT_OFFSET); 140 EFPRINTF(fp, "[0004]\t\tLength : 00000024\n"); 141 EFPRINTF(fp, "[0008]\t\tXSDT Address : 00000000%08X\n", 142 basl_acpi_base + XSDT_OFFSET); 143 EFPRINTF(fp, "[0001]\t\tExtended Checksum : 00\n"); 144 EFPRINTF(fp, "[0003]\t\tReserved : 000000\n"); 145 146 EFFLUSH(fp); 147 148 return (0); 149 150 err_exit: 151 return (errno); 152 } 153 154 static int 155 basl_fwrite_rsdt(FILE *fp) 156 { 157 int err; 158 159 err = 0; 160 161 EFPRINTF(fp, "/*\n"); 162 EFPRINTF(fp, " * bhyve RSDT template\n"); 163 EFPRINTF(fp, " */\n"); 164 EFPRINTF(fp, "[0004]\t\tSignature : \"RSDT\"\n"); 165 EFPRINTF(fp, "[0004]\t\tTable Length : 00000000\n"); 166 EFPRINTF(fp, "[0001]\t\tRevision : 01\n"); 167 EFPRINTF(fp, "[0001]\t\tChecksum : 00\n"); 168 EFPRINTF(fp, "[0006]\t\tOem ID : \"BHYVE \"\n"); 169 EFPRINTF(fp, "[0008]\t\tOem Table ID : \"BVRSDT \"\n"); 170 EFPRINTF(fp, "[0004]\t\tOem Revision : 00000001\n"); 171 /* iasl will fill in the compiler ID/revision fields */ 172 EFPRINTF(fp, "[0004]\t\tAsl Compiler ID : \"xxxx\"\n"); 173 EFPRINTF(fp, "[0004]\t\tAsl Compiler Revision : 00000000\n"); 174 EFPRINTF(fp, "\n"); 175 176 /* Add in pointers to the MADT, FADT and HPET */ 177 EFPRINTF(fp, "[0004]\t\tACPI Table Address 0 : %08X\n", 178 basl_acpi_base + MADT_OFFSET); 179 EFPRINTF(fp, "[0004]\t\tACPI Table Address 1 : %08X\n", 180 basl_acpi_base + FADT_OFFSET); 181 EFPRINTF(fp, "[0004]\t\tACPI Table Address 2 : %08X\n", 182 basl_acpi_base + HPET_OFFSET); 183 EFPRINTF(fp, "[0004]\t\tACPI Table Address 3 : %08X\n", 184 basl_acpi_base + MCFG_OFFSET); 185 186 EFFLUSH(fp); 187 188 return (0); 189 190 err_exit: 191 return (errno); 192 } 193 194 static int 195 basl_fwrite_xsdt(FILE *fp) 196 { 197 int err; 198 199 err = 0; 200 201 EFPRINTF(fp, "/*\n"); 202 EFPRINTF(fp, " * bhyve XSDT template\n"); 203 EFPRINTF(fp, " */\n"); 204 EFPRINTF(fp, "[0004]\t\tSignature : \"XSDT\"\n"); 205 EFPRINTF(fp, "[0004]\t\tTable Length : 00000000\n"); 206 EFPRINTF(fp, "[0001]\t\tRevision : 01\n"); 207 EFPRINTF(fp, "[0001]\t\tChecksum : 00\n"); 208 EFPRINTF(fp, "[0006]\t\tOem ID : \"BHYVE \"\n"); 209 EFPRINTF(fp, "[0008]\t\tOem Table ID : \"BVXSDT \"\n"); 210 EFPRINTF(fp, "[0004]\t\tOem Revision : 00000001\n"); 211 /* iasl will fill in the compiler ID/revision fields */ 212 EFPRINTF(fp, "[0004]\t\tAsl Compiler ID : \"xxxx\"\n"); 213 EFPRINTF(fp, "[0004]\t\tAsl Compiler Revision : 00000000\n"); 214 EFPRINTF(fp, "\n"); 215 216 /* Add in pointers to the MADT, FADT and HPET */ 217 EFPRINTF(fp, "[0004]\t\tACPI Table Address 0 : 00000000%08X\n", 218 basl_acpi_base + MADT_OFFSET); 219 EFPRINTF(fp, "[0004]\t\tACPI Table Address 1 : 00000000%08X\n", 220 basl_acpi_base + FADT_OFFSET); 221 EFPRINTF(fp, "[0004]\t\tACPI Table Address 2 : 00000000%08X\n", 222 basl_acpi_base + HPET_OFFSET); 223 EFPRINTF(fp, "[0004]\t\tACPI Table Address 3 : 00000000%08X\n", 224 basl_acpi_base + MCFG_OFFSET); 225 226 EFFLUSH(fp); 227 228 return (0); 229 230 err_exit: 231 return (errno); 232 } 233 234 static int 235 basl_fwrite_madt(FILE *fp) 236 { 237 int err; 238 int i; 239 240 err = 0; 241 242 EFPRINTF(fp, "/*\n"); 243 EFPRINTF(fp, " * bhyve MADT template\n"); 244 EFPRINTF(fp, " */\n"); 245 EFPRINTF(fp, "[0004]\t\tSignature : \"APIC\"\n"); 246 EFPRINTF(fp, "[0004]\t\tTable Length : 00000000\n"); 247 EFPRINTF(fp, "[0001]\t\tRevision : 01\n"); 248 EFPRINTF(fp, "[0001]\t\tChecksum : 00\n"); 249 EFPRINTF(fp, "[0006]\t\tOem ID : \"BHYVE \"\n"); 250 EFPRINTF(fp, "[0008]\t\tOem Table ID : \"BVMADT \"\n"); 251 EFPRINTF(fp, "[0004]\t\tOem Revision : 00000001\n"); 252 253 /* iasl will fill in the compiler ID/revision fields */ 254 EFPRINTF(fp, "[0004]\t\tAsl Compiler ID : \"xxxx\"\n"); 255 EFPRINTF(fp, "[0004]\t\tAsl Compiler Revision : 00000000\n"); 256 EFPRINTF(fp, "\n"); 257 258 EFPRINTF(fp, "[0004]\t\tLocal Apic Address : FEE00000\n"); 259 EFPRINTF(fp, "[0004]\t\tFlags (decoded below) : 00000001\n"); 260 EFPRINTF(fp, "\t\t\tPC-AT Compatibility : 1\n"); 261 EFPRINTF(fp, "\n"); 262 263 /* Add a Processor Local APIC entry for each CPU */ 264 for (i = 0; i < basl_ncpu; i++) { 265 EFPRINTF(fp, "[0001]\t\tSubtable Type : 00\n"); 266 EFPRINTF(fp, "[0001]\t\tLength : 08\n"); 267 /* iasl expects hex values for the proc and apic id's */ 268 EFPRINTF(fp, "[0001]\t\tProcessor ID : %02x\n", i); 269 EFPRINTF(fp, "[0001]\t\tLocal Apic ID : %02x\n", i); 270 EFPRINTF(fp, "[0004]\t\tFlags (decoded below) : 00000001\n"); 271 EFPRINTF(fp, "\t\t\tProcessor Enabled : 1\n"); 272 EFPRINTF(fp, "\n"); 273 } 274 275 /* Always a single IOAPIC entry, with ID 0 */ 276 EFPRINTF(fp, "[0001]\t\tSubtable Type : 01\n"); 277 EFPRINTF(fp, "[0001]\t\tLength : 0C\n"); 278 /* iasl expects a hex value for the i/o apic id */ 279 EFPRINTF(fp, "[0001]\t\tI/O Apic ID : %02x\n", 0); 280 EFPRINTF(fp, "[0001]\t\tReserved : 00\n"); 281 EFPRINTF(fp, "[0004]\t\tAddress : fec00000\n"); 282 EFPRINTF(fp, "[0004]\t\tInterrupt : 00000000\n"); 283 EFPRINTF(fp, "\n"); 284 285 /* Legacy IRQ0 is connected to pin 2 of the IOAPIC */ 286 EFPRINTF(fp, "[0001]\t\tSubtable Type : 02\n"); 287 EFPRINTF(fp, "[0001]\t\tLength : 0A\n"); 288 EFPRINTF(fp, "[0001]\t\tBus : 00\n"); 289 EFPRINTF(fp, "[0001]\t\tSource : 00\n"); 290 EFPRINTF(fp, "[0004]\t\tInterrupt : 00000002\n"); 291 EFPRINTF(fp, "[0002]\t\tFlags (decoded below) : 0005\n"); 292 EFPRINTF(fp, "\t\t\tPolarity : 1\n"); 293 EFPRINTF(fp, "\t\t\tTrigger Mode : 1\n"); 294 EFPRINTF(fp, "\n"); 295 296 EFPRINTF(fp, "[0001]\t\tSubtable Type : 02\n"); 297 EFPRINTF(fp, "[0001]\t\tLength : 0A\n"); 298 EFPRINTF(fp, "[0001]\t\tBus : 00\n"); 299 EFPRINTF(fp, "[0001]\t\tSource : %02X\n", SCI_INT); 300 EFPRINTF(fp, "[0004]\t\tInterrupt : %08X\n", SCI_INT); 301 EFPRINTF(fp, "[0002]\t\tFlags (decoded below) : 0000\n"); 302 EFPRINTF(fp, "\t\t\tPolarity : 3\n"); 303 EFPRINTF(fp, "\t\t\tTrigger Mode : 3\n"); 304 EFPRINTF(fp, "\n"); 305 306 /* Local APIC NMI is connected to LINT 1 on all CPUs */ 307 EFPRINTF(fp, "[0001]\t\tSubtable Type : 04\n"); 308 EFPRINTF(fp, "[0001]\t\tLength : 06\n"); 309 EFPRINTF(fp, "[0001]\t\tProcessorId : FF\n"); 310 EFPRINTF(fp, "[0002]\t\tFlags (decoded below) : 0005\n"); 311 EFPRINTF(fp, "\t\t\tPolarity : 1\n"); 312 EFPRINTF(fp, "\t\t\tTrigger Mode : 1\n"); 313 EFPRINTF(fp, "[0001]\t\tInterrupt : 01\n"); 314 EFPRINTF(fp, "\n"); 315 316 EFFLUSH(fp); 317 318 return (0); 319 320 err_exit: 321 return (errno); 322 } 323 324 static int 325 basl_fwrite_fadt(FILE *fp) 326 { 327 int err; 328 329 err = 0; 330 331 EFPRINTF(fp, "/*\n"); 332 EFPRINTF(fp, " * bhyve FADT template\n"); 333 EFPRINTF(fp, " */\n"); 334 EFPRINTF(fp, "[0004]\t\tSignature : \"FACP\"\n"); 335 EFPRINTF(fp, "[0004]\t\tTable Length : 0000010C\n"); 336 EFPRINTF(fp, "[0001]\t\tRevision : 05\n"); 337 EFPRINTF(fp, "[0001]\t\tChecksum : 00\n"); 338 EFPRINTF(fp, "[0006]\t\tOem ID : \"BHYVE \"\n"); 339 EFPRINTF(fp, "[0008]\t\tOem Table ID : \"BVFACP \"\n"); 340 EFPRINTF(fp, "[0004]\t\tOem Revision : 00000001\n"); 341 /* iasl will fill in the compiler ID/revision fields */ 342 EFPRINTF(fp, "[0004]\t\tAsl Compiler ID : \"xxxx\"\n"); 343 EFPRINTF(fp, "[0004]\t\tAsl Compiler Revision : 00000000\n"); 344 EFPRINTF(fp, "\n"); 345 346 EFPRINTF(fp, "[0004]\t\tFACS Address : %08X\n", 347 basl_acpi_base + FACS_OFFSET); 348 EFPRINTF(fp, "[0004]\t\tDSDT Address : %08X\n", 349 basl_acpi_base + DSDT_OFFSET); 350 EFPRINTF(fp, "[0001]\t\tModel : 01\n"); 351 EFPRINTF(fp, "[0001]\t\tPM Profile : 00 [Unspecified]\n"); 352 EFPRINTF(fp, "[0002]\t\tSCI Interrupt : %04X\n", 353 SCI_INT); 354 EFPRINTF(fp, "[0004]\t\tSMI Command Port : %08X\n", 355 SMI_CMD); 356 EFPRINTF(fp, "[0001]\t\tACPI Enable Value : %02X\n", 357 BHYVE_ACPI_ENABLE); 358 EFPRINTF(fp, "[0001]\t\tACPI Disable Value : %02X\n", 359 BHYVE_ACPI_DISABLE); 360 EFPRINTF(fp, "[0001]\t\tS4BIOS Command : 00\n"); 361 EFPRINTF(fp, "[0001]\t\tP-State Control : 00\n"); 362 EFPRINTF(fp, "[0004]\t\tPM1A Event Block Address : %08X\n", 363 PM1A_EVT_ADDR); 364 EFPRINTF(fp, "[0004]\t\tPM1B Event Block Address : 00000000\n"); 365 EFPRINTF(fp, "[0004]\t\tPM1A Control Block Address : %08X\n", 366 PM1A_CNT_ADDR); 367 EFPRINTF(fp, "[0004]\t\tPM1B Control Block Address : 00000000\n"); 368 EFPRINTF(fp, "[0004]\t\tPM2 Control Block Address : 00000000\n"); 369 EFPRINTF(fp, "[0004]\t\tPM Timer Block Address : %08X\n", 370 IO_PMTMR); 371 EFPRINTF(fp, "[0004]\t\tGPE0 Block Address : 00000000\n"); 372 EFPRINTF(fp, "[0004]\t\tGPE1 Block Address : 00000000\n"); 373 EFPRINTF(fp, "[0001]\t\tPM1 Event Block Length : 04\n"); 374 EFPRINTF(fp, "[0001]\t\tPM1 Control Block Length : 02\n"); 375 EFPRINTF(fp, "[0001]\t\tPM2 Control Block Length : 00\n"); 376 EFPRINTF(fp, "[0001]\t\tPM Timer Block Length : 04\n"); 377 EFPRINTF(fp, "[0001]\t\tGPE0 Block Length : 00\n"); 378 EFPRINTF(fp, "[0001]\t\tGPE1 Block Length : 00\n"); 379 EFPRINTF(fp, "[0001]\t\tGPE1 Base Offset : 00\n"); 380 EFPRINTF(fp, "[0001]\t\t_CST Support : 00\n"); 381 EFPRINTF(fp, "[0002]\t\tC2 Latency : 0000\n"); 382 EFPRINTF(fp, "[0002]\t\tC3 Latency : 0000\n"); 383 EFPRINTF(fp, "[0002]\t\tCPU Cache Size : 0000\n"); 384 EFPRINTF(fp, "[0002]\t\tCache Flush Stride : 0000\n"); 385 EFPRINTF(fp, "[0001]\t\tDuty Cycle Offset : 00\n"); 386 EFPRINTF(fp, "[0001]\t\tDuty Cycle Width : 00\n"); 387 EFPRINTF(fp, "[0001]\t\tRTC Day Alarm Index : 00\n"); 388 EFPRINTF(fp, "[0001]\t\tRTC Month Alarm Index : 00\n"); 389 EFPRINTF(fp, "[0001]\t\tRTC Century Index : 32\n"); 390 EFPRINTF(fp, "[0002]\t\tBoot Flags (decoded below) : 0000\n"); 391 EFPRINTF(fp, "\t\t\tLegacy Devices Supported (V2) : 0\n"); 392 EFPRINTF(fp, "\t\t\t8042 Present on ports 60/64 (V2) : 0\n"); 393 EFPRINTF(fp, "\t\t\tVGA Not Present (V4) : 1\n"); 394 EFPRINTF(fp, "\t\t\tMSI Not Supported (V4) : 0\n"); 395 EFPRINTF(fp, "\t\t\tPCIe ASPM Not Supported (V4) : 1\n"); 396 EFPRINTF(fp, "\t\t\tCMOS RTC Not Present (V5) : 0\n"); 397 EFPRINTF(fp, "[0001]\t\tReserved : 00\n"); 398 EFPRINTF(fp, "[0004]\t\tFlags (decoded below) : 00000000\n"); 399 EFPRINTF(fp, "\t\t\tWBINVD instruction is operational (V1) : 1\n"); 400 EFPRINTF(fp, "\t\t\tWBINVD flushes all caches (V1) : 0\n"); 401 EFPRINTF(fp, "\t\t\tAll CPUs support C1 (V1) : 1\n"); 402 EFPRINTF(fp, "\t\t\tC2 works on MP system (V1) : 0\n"); 403 EFPRINTF(fp, "\t\t\tControl Method Power Button (V1) : 0\n"); 404 EFPRINTF(fp, "\t\t\tControl Method Sleep Button (V1) : 1\n"); 405 EFPRINTF(fp, "\t\t\tRTC wake not in fixed reg space (V1) : 0\n"); 406 EFPRINTF(fp, "\t\t\tRTC can wake system from S4 (V1) : 0\n"); 407 EFPRINTF(fp, "\t\t\t32-bit PM Timer (V1) : 1\n"); 408 EFPRINTF(fp, "\t\t\tDocking Supported (V1) : 0\n"); 409 EFPRINTF(fp, "\t\t\tReset Register Supported (V2) : 1\n"); 410 EFPRINTF(fp, "\t\t\tSealed Case (V3) : 0\n"); 411 EFPRINTF(fp, "\t\t\tHeadless - No Video (V3) : 1\n"); 412 EFPRINTF(fp, "\t\t\tUse native instr after SLP_TYPx (V3) : 0\n"); 413 EFPRINTF(fp, "\t\t\tPCIEXP_WAK Bits Supported (V4) : 0\n"); 414 EFPRINTF(fp, "\t\t\tUse Platform Timer (V4) : 0\n"); 415 EFPRINTF(fp, "\t\t\tRTC_STS valid on S4 wake (V4) : 0\n"); 416 EFPRINTF(fp, "\t\t\tRemote Power-on capable (V4) : 0\n"); 417 EFPRINTF(fp, "\t\t\tUse APIC Cluster Model (V4) : 0\n"); 418 EFPRINTF(fp, "\t\t\tUse APIC Physical Destination Mode (V4) : 1\n"); 419 EFPRINTF(fp, "\t\t\tHardware Reduced (V5) : 0\n"); 420 EFPRINTF(fp, "\t\t\tLow Power S0 Idle (V5) : 0\n"); 421 EFPRINTF(fp, "\n"); 422 423 EFPRINTF(fp, 424 "[0012]\t\tReset Register : [Generic Address Structure]\n"); 425 EFPRINTF(fp, "[0001]\t\tSpace ID : 01 [SystemIO]\n"); 426 EFPRINTF(fp, "[0001]\t\tBit Width : 08\n"); 427 EFPRINTF(fp, "[0001]\t\tBit Offset : 00\n"); 428 EFPRINTF(fp, "[0001]\t\tEncoded Access Width : 01 [Byte Access:8]\n"); 429 EFPRINTF(fp, "[0008]\t\tAddress : 0000000000000CF9\n"); 430 EFPRINTF(fp, "\n"); 431 432 EFPRINTF(fp, "[0001]\t\tValue to cause reset : 06\n"); 433 EFPRINTF(fp, "[0002]\t\tARM Flags (decoded below): 0000\n"); 434 EFPRINTF(fp, "\t\t\tPSCI Compliant : 0\n"); 435 EFPRINTF(fp, "\t\t\tMust use HVC for PSCI : 0\n"); 436 EFPRINTF(fp, "[0001]\t\tFADT Minor Revision : 01\n"); 437 EFPRINTF(fp, "[0008]\t\tFACS Address : 00000000%08X\n", 438 basl_acpi_base + FACS_OFFSET); 439 EFPRINTF(fp, "[0008]\t\tDSDT Address : 00000000%08X\n", 440 basl_acpi_base + DSDT_OFFSET); 441 EFPRINTF(fp, 442 "[0012]\t\tPM1A Event Block : [Generic Address Structure]\n"); 443 EFPRINTF(fp, "[0001]\t\tSpace ID : 01 [SystemIO]\n"); 444 EFPRINTF(fp, "[0001]\t\tBit Width : 20\n"); 445 EFPRINTF(fp, "[0001]\t\tBit Offset : 00\n"); 446 EFPRINTF(fp, "[0001]\t\tEncoded Access Width : 02 [Word Access:16]\n"); 447 EFPRINTF(fp, "[0008]\t\tAddress : 00000000%08X\n", 448 PM1A_EVT_ADDR); 449 EFPRINTF(fp, "\n"); 450 451 EFPRINTF(fp, 452 "[0012]\t\tPM1B Event Block : [Generic Address Structure]\n"); 453 EFPRINTF(fp, "[0001]\t\tSpace ID : 01 [SystemIO]\n"); 454 EFPRINTF(fp, "[0001]\t\tBit Width : 00\n"); 455 EFPRINTF(fp, "[0001]\t\tBit Offset : 00\n"); 456 EFPRINTF(fp, 457 "[0001]\t\tEncoded Access Width : 00 [Undefined/Legacy]\n"); 458 EFPRINTF(fp, "[0008]\t\tAddress : 0000000000000000\n"); 459 EFPRINTF(fp, "\n"); 460 461 EFPRINTF(fp, 462 "[0012]\t\tPM1A Control Block : [Generic Address Structure]\n"); 463 EFPRINTF(fp, "[0001]\t\tSpace ID : 01 [SystemIO]\n"); 464 EFPRINTF(fp, "[0001]\t\tBit Width : 10\n"); 465 EFPRINTF(fp, "[0001]\t\tBit Offset : 00\n"); 466 EFPRINTF(fp, "[0001]\t\tEncoded Access Width : 02 [Word Access:16]\n"); 467 EFPRINTF(fp, "[0008]\t\tAddress : 00000000%08X\n", 468 PM1A_CNT_ADDR); 469 EFPRINTF(fp, "\n"); 470 471 EFPRINTF(fp, 472 "[0012]\t\tPM1B Control Block : [Generic Address Structure]\n"); 473 EFPRINTF(fp, "[0001]\t\tSpace ID : 01 [SystemIO]\n"); 474 EFPRINTF(fp, "[0001]\t\tBit Width : 00\n"); 475 EFPRINTF(fp, "[0001]\t\tBit Offset : 00\n"); 476 EFPRINTF(fp, 477 "[0001]\t\tEncoded Access Width : 00 [Undefined/Legacy]\n"); 478 EFPRINTF(fp, "[0008]\t\tAddress : 0000000000000000\n"); 479 EFPRINTF(fp, "\n"); 480 481 EFPRINTF(fp, 482 "[0012]\t\tPM2 Control Block : [Generic Address Structure]\n"); 483 EFPRINTF(fp, "[0001]\t\tSpace ID : 01 [SystemIO]\n"); 484 EFPRINTF(fp, "[0001]\t\tBit Width : 08\n"); 485 EFPRINTF(fp, "[0001]\t\tBit Offset : 00\n"); 486 EFPRINTF(fp, 487 "[0001]\t\tEncoded Access Width : 00 [Undefined/Legacy]\n"); 488 EFPRINTF(fp, "[0008]\t\tAddress : 0000000000000000\n"); 489 EFPRINTF(fp, "\n"); 490 491 /* Valid for bhyve */ 492 EFPRINTF(fp, 493 "[0012]\t\tPM Timer Block : [Generic Address Structure]\n"); 494 EFPRINTF(fp, "[0001]\t\tSpace ID : 01 [SystemIO]\n"); 495 EFPRINTF(fp, "[0001]\t\tBit Width : 20\n"); 496 EFPRINTF(fp, "[0001]\t\tBit Offset : 00\n"); 497 EFPRINTF(fp, 498 "[0001]\t\tEncoded Access Width : 03 [DWord Access:32]\n"); 499 EFPRINTF(fp, "[0008]\t\tAddress : 00000000%08X\n", 500 IO_PMTMR); 501 EFPRINTF(fp, "\n"); 502 503 EFPRINTF(fp, "[0012]\t\tGPE0 Block : [Generic Address Structure]\n"); 504 EFPRINTF(fp, "[0001]\t\tSpace ID : 01 [SystemIO]\n"); 505 EFPRINTF(fp, "[0001]\t\tBit Width : 00\n"); 506 EFPRINTF(fp, "[0001]\t\tBit Offset : 00\n"); 507 EFPRINTF(fp, "[0001]\t\tEncoded Access Width : 01 [Byte Access:8]\n"); 508 EFPRINTF(fp, "[0008]\t\tAddress : 0000000000000000\n"); 509 EFPRINTF(fp, "\n"); 510 511 EFPRINTF(fp, "[0012]\t\tGPE1 Block : [Generic Address Structure]\n"); 512 EFPRINTF(fp, "[0001]\t\tSpace ID : 01 [SystemIO]\n"); 513 EFPRINTF(fp, "[0001]\t\tBit Width : 00\n"); 514 EFPRINTF(fp, "[0001]\t\tBit Offset : 00\n"); 515 EFPRINTF(fp, 516 "[0001]\t\tEncoded Access Width : 00 [Undefined/Legacy]\n"); 517 EFPRINTF(fp, "[0008]\t\tAddress : 0000000000000000\n"); 518 EFPRINTF(fp, "\n"); 519 520 EFPRINTF(fp, 521 "[0012]\t\tSleep Control Register : [Generic Address Structure]\n"); 522 EFPRINTF(fp, "[0001]\t\tSpace ID : 01 [SystemIO]\n"); 523 EFPRINTF(fp, "[0001]\t\tBit Width : 08\n"); 524 EFPRINTF(fp, "[0001]\t\tBit Offset : 00\n"); 525 EFPRINTF(fp, "[0001]\t\tEncoded Access Width : 01 [Byte Access:8]\n"); 526 EFPRINTF(fp, "[0008]\t\tAddress : 0000000000000000\n"); 527 EFPRINTF(fp, "\n"); 528 529 EFPRINTF(fp, 530 "[0012]\t\tSleep Status Register : [Generic Address Structure]\n"); 531 EFPRINTF(fp, "[0001]\t\tSpace ID : 01 [SystemIO]\n"); 532 EFPRINTF(fp, "[0001]\t\tBit Width : 08\n"); 533 EFPRINTF(fp, "[0001]\t\tBit Offset : 00\n"); 534 EFPRINTF(fp, "[0001]\t\tEncoded Access Width : 01 [Byte Access:8]\n"); 535 EFPRINTF(fp, "[0008]\t\tAddress : 0000000000000000\n"); 536 537 EFFLUSH(fp); 538 539 return (0); 540 541 err_exit: 542 return (errno); 543 } 544 545 static int 546 basl_fwrite_hpet(FILE *fp) 547 { 548 int err; 549 550 err = 0; 551 552 EFPRINTF(fp, "/*\n"); 553 EFPRINTF(fp, " * bhyve HPET template\n"); 554 EFPRINTF(fp, " */\n"); 555 EFPRINTF(fp, "[0004]\t\tSignature : \"HPET\"\n"); 556 EFPRINTF(fp, "[0004]\t\tTable Length : 00000000\n"); 557 EFPRINTF(fp, "[0001]\t\tRevision : 01\n"); 558 EFPRINTF(fp, "[0001]\t\tChecksum : 00\n"); 559 EFPRINTF(fp, "[0006]\t\tOem ID : \"BHYVE \"\n"); 560 EFPRINTF(fp, "[0008]\t\tOem Table ID : \"BVHPET \"\n"); 561 EFPRINTF(fp, "[0004]\t\tOem Revision : 00000001\n"); 562 563 /* iasl will fill in the compiler ID/revision fields */ 564 EFPRINTF(fp, "[0004]\t\tAsl Compiler ID : \"xxxx\"\n"); 565 EFPRINTF(fp, "[0004]\t\tAsl Compiler Revision : 00000000\n"); 566 EFPRINTF(fp, "\n"); 567 568 EFPRINTF(fp, "[0004]\t\tTimer Block ID : %08X\n", hpet_capabilities); 569 EFPRINTF(fp, 570 "[0012]\t\tTimer Block Register : [Generic Address Structure]\n"); 571 EFPRINTF(fp, "[0001]\t\tSpace ID : 00 [SystemMemory]\n"); 572 EFPRINTF(fp, "[0001]\t\tBit Width : 00\n"); 573 EFPRINTF(fp, "[0001]\t\tBit Offset : 00\n"); 574 EFPRINTF(fp, 575 "[0001]\t\tEncoded Access Width : 00 [Undefined/Legacy]\n"); 576 EFPRINTF(fp, "[0008]\t\tAddress : 00000000FED00000\n"); 577 EFPRINTF(fp, "\n"); 578 579 EFPRINTF(fp, "[0001]\t\tHPET Number : 00\n"); 580 EFPRINTF(fp, "[0002]\t\tMinimum Clock Ticks : 0000\n"); 581 EFPRINTF(fp, "[0004]\t\tFlags (decoded below) : 00000001\n"); 582 EFPRINTF(fp, "\t\t\t4K Page Protect : 1\n"); 583 EFPRINTF(fp, "\t\t\t64K Page Protect : 0\n"); 584 EFPRINTF(fp, "\n"); 585 586 EFFLUSH(fp); 587 588 return (0); 589 590 err_exit: 591 return (errno); 592 } 593 594 static int 595 basl_fwrite_mcfg(FILE *fp) 596 { 597 int err = 0; 598 599 EFPRINTF(fp, "/*\n"); 600 EFPRINTF(fp, " * bhyve MCFG template\n"); 601 EFPRINTF(fp, " */\n"); 602 EFPRINTF(fp, "[0004]\t\tSignature : \"MCFG\"\n"); 603 EFPRINTF(fp, "[0004]\t\tTable Length : 00000000\n"); 604 EFPRINTF(fp, "[0001]\t\tRevision : 01\n"); 605 EFPRINTF(fp, "[0001]\t\tChecksum : 00\n"); 606 EFPRINTF(fp, "[0006]\t\tOem ID : \"BHYVE \"\n"); 607 EFPRINTF(fp, "[0008]\t\tOem Table ID : \"BVMCFG \"\n"); 608 EFPRINTF(fp, "[0004]\t\tOem Revision : 00000001\n"); 609 610 /* iasl will fill in the compiler ID/revision fields */ 611 EFPRINTF(fp, "[0004]\t\tAsl Compiler ID : \"xxxx\"\n"); 612 EFPRINTF(fp, "[0004]\t\tAsl Compiler Revision : 00000000\n"); 613 EFPRINTF(fp, "[0008]\t\tReserved : 0\n"); 614 EFPRINTF(fp, "\n"); 615 616 EFPRINTF(fp, "[0008]\t\tBase Address : %016lX\n", pci_ecfg_base()); 617 EFPRINTF(fp, "[0002]\t\tSegment Group: 0000\n"); 618 EFPRINTF(fp, "[0001]\t\tStart Bus: 00\n"); 619 EFPRINTF(fp, "[0001]\t\tEnd Bus: FF\n"); 620 EFPRINTF(fp, "[0004]\t\tReserved : 0\n"); 621 EFFLUSH(fp); 622 return (0); 623 err_exit: 624 return (errno); 625 } 626 627 static int 628 basl_fwrite_facs(FILE *fp) 629 { 630 int err; 631 632 err = 0; 633 634 EFPRINTF(fp, "/*\n"); 635 EFPRINTF(fp, " * bhyve FACS template\n"); 636 EFPRINTF(fp, " */\n"); 637 EFPRINTF(fp, "[0004]\t\tSignature : \"FACS\"\n"); 638 EFPRINTF(fp, "[0004]\t\tLength : 00000040\n"); 639 EFPRINTF(fp, "[0004]\t\tHardware Signature : 00000000\n"); 640 EFPRINTF(fp, "[0004]\t\t32 Firmware Waking Vector : 00000000\n"); 641 EFPRINTF(fp, "[0004]\t\tGlobal Lock : 00000000\n"); 642 EFPRINTF(fp, "[0004]\t\tFlags (decoded below) : 00000000\n"); 643 EFPRINTF(fp, "\t\t\tS4BIOS Support Present : 0\n"); 644 EFPRINTF(fp, "\t\t\t64-bit Wake Supported (V2) : 0\n"); 645 EFPRINTF(fp, 646 "[0008]\t\t64 Firmware Waking Vector : 0000000000000000\n"); 647 EFPRINTF(fp, "[0001]\t\tVersion : 02\n"); 648 EFPRINTF(fp, "[0003]\t\tReserved : 000000\n"); 649 EFPRINTF(fp, "[0004]\t\tOspmFlags (decoded below) : 00000000\n"); 650 EFPRINTF(fp, "\t\t\t64-bit Wake Env Required (V2) : 0\n"); 651 652 EFFLUSH(fp); 653 654 return (0); 655 656 err_exit: 657 return (errno); 658 } 659 660 /* 661 * Helper routines for writing to the DSDT from other modules. 662 */ 663 void 664 dsdt_line(const char *fmt, ...) 665 { 666 va_list ap; 667 int err; 668 669 if (dsdt_error != 0) 670 return; 671 672 if (strcmp(fmt, "") != 0) { 673 if (dsdt_indent_level != 0) 674 EFPRINTF(dsdt_fp, "%*c", dsdt_indent_level * 2, ' '); 675 va_start(ap, fmt); 676 if (vfprintf(dsdt_fp, fmt, ap) < 0) 677 goto err_exit; 678 va_end(ap); 679 } 680 EFPRINTF(dsdt_fp, "\n"); 681 return; 682 683 err_exit: 684 dsdt_error = errno; 685 } 686 687 void 688 dsdt_indent(int levels) 689 { 690 691 dsdt_indent_level += levels; 692 assert(dsdt_indent_level >= 0); 693 } 694 695 void 696 dsdt_unindent(int levels) 697 { 698 699 assert(dsdt_indent_level >= levels); 700 dsdt_indent_level -= levels; 701 } 702 703 void 704 dsdt_fixed_ioport(uint16_t iobase, uint16_t length) 705 { 706 707 dsdt_line("IO (Decode16,"); 708 dsdt_line(" 0x%04X, // Range Minimum", iobase); 709 dsdt_line(" 0x%04X, // Range Maximum", iobase); 710 dsdt_line(" 0x01, // Alignment"); 711 dsdt_line(" 0x%02X, // Length", length); 712 dsdt_line(" )"); 713 } 714 715 void 716 dsdt_fixed_irq(uint8_t irq) 717 { 718 719 dsdt_line("IRQNoFlags ()"); 720 dsdt_line(" {%d}", irq); 721 } 722 723 void 724 dsdt_fixed_mem32(uint32_t base, uint32_t length) 725 { 726 727 dsdt_line("Memory32Fixed (ReadWrite,"); 728 dsdt_line(" 0x%08X, // Address Base", base); 729 dsdt_line(" 0x%08X, // Address Length", length); 730 dsdt_line(" )"); 731 } 732 733 static int 734 basl_fwrite_dsdt(FILE *fp) 735 { 736 int err; 737 738 err = 0; 739 dsdt_fp = fp; 740 dsdt_error = 0; 741 dsdt_indent_level = 0; 742 743 dsdt_line("/*"); 744 dsdt_line(" * bhyve DSDT template"); 745 dsdt_line(" */"); 746 dsdt_line("DefinitionBlock (\"bhyve_dsdt.aml\", \"DSDT\", 2," 747 "\"BHYVE \", \"BVDSDT \", 0x00000001)"); 748 dsdt_line("{"); 749 dsdt_line(" Name (_S5, Package ()"); 750 dsdt_line(" {"); 751 dsdt_line(" 0x05,"); 752 dsdt_line(" Zero,"); 753 dsdt_line(" })"); 754 755 pci_write_dsdt(); 756 757 dsdt_line(""); 758 dsdt_line(" Scope (_SB.PC00)"); 759 dsdt_line(" {"); 760 dsdt_line(" Device (HPET)"); 761 dsdt_line(" {"); 762 dsdt_line(" Name (_HID, EISAID(\"PNP0103\"))"); 763 dsdt_line(" Name (_UID, 0)"); 764 dsdt_line(" Name (_CRS, ResourceTemplate ()"); 765 dsdt_line(" {"); 766 dsdt_indent(4); 767 dsdt_fixed_mem32(0xFED00000, 0x400); 768 dsdt_unindent(4); 769 dsdt_line(" })"); 770 dsdt_line(" }"); 771 dsdt_line(" }"); 772 dsdt_line("}"); 773 774 if (dsdt_error != 0) 775 return (dsdt_error); 776 777 EFFLUSH(fp); 778 779 return (0); 780 781 err_exit: 782 return (errno); 783 } 784 785 static int 786 basl_open(struct basl_fio *bf, int suffix) 787 { 788 int err; 789 790 err = 0; 791 792 if (suffix) { 793 strlcpy(bf->f_name, basl_stemplate, MAXPATHLEN); 794 bf->fd = mkstemps(bf->f_name, strlen(BHYVE_ASL_SUFFIX)); 795 } else { 796 strlcpy(bf->f_name, basl_template, MAXPATHLEN); 797 bf->fd = mkstemp(bf->f_name); 798 } 799 800 if (bf->fd > 0) { 801 bf->fp = fdopen(bf->fd, "w+"); 802 if (bf->fp == NULL) { 803 unlink(bf->f_name); 804 close(bf->fd); 805 } 806 } else { 807 err = 1; 808 } 809 810 return (err); 811 } 812 813 static void 814 basl_close(struct basl_fio *bf) 815 { 816 817 if (!basl_keep_temps) 818 unlink(bf->f_name); 819 fclose(bf->fp); 820 } 821 822 static int 823 basl_start(struct basl_fio *in, struct basl_fio *out) 824 { 825 int err; 826 827 err = basl_open(in, 0); 828 if (!err) { 829 err = basl_open(out, 1); 830 if (err) { 831 basl_close(in); 832 } 833 } 834 835 return (err); 836 } 837 838 static void 839 basl_end(struct basl_fio *in, struct basl_fio *out) 840 { 841 842 basl_close(in); 843 basl_close(out); 844 } 845 846 static int 847 basl_load(struct vmctx *ctx, int fd, uint64_t off) 848 { 849 struct stat sb; 850 void *gaddr; 851 852 if (fstat(fd, &sb) < 0) 853 return (errno); 854 855 gaddr = paddr_guest2host(ctx, basl_acpi_base + off, sb.st_size); 856 if (gaddr == NULL) 857 return (EFAULT); 858 859 if (read(fd, gaddr, sb.st_size) < 0) 860 return (errno); 861 862 return (0); 863 } 864 865 static int 866 basl_compile(struct vmctx *ctx, int (*fwrite_section)(FILE *), uint64_t offset) 867 { 868 struct basl_fio io[2]; 869 static char iaslbuf[3*MAXPATHLEN + 10]; 870 char *fmt; 871 int err; 872 873 err = basl_start(&io[0], &io[1]); 874 if (!err) { 875 err = (*fwrite_section)(io[0].fp); 876 877 if (!err) { 878 /* 879 * iasl sends the results of the compilation to 880 * stdout. Shut this down by using the shell to 881 * redirect stdout to /dev/null, unless the user 882 * has requested verbose output for debugging 883 * purposes 884 */ 885 fmt = basl_verbose_iasl ? 886 "%s -p %s %s" : 887 "/bin/sh -c \"%s -p %s %s\" 1> /dev/null"; 888 889 snprintf(iaslbuf, sizeof(iaslbuf), 890 fmt, 891 BHYVE_ASL_COMPILER, 892 io[1].f_name, io[0].f_name); 893 err = system(iaslbuf); 894 895 if (!err) { 896 /* 897 * Copy the aml output file into guest 898 * memory at the specified location 899 */ 900 err = basl_load(ctx, io[1].fd, offset); 901 } 902 } 903 basl_end(&io[0], &io[1]); 904 } 905 906 return (err); 907 } 908 909 static int 910 basl_make_templates(void) 911 { 912 const char *tmpdir; 913 int err; 914 int len; 915 916 err = 0; 917 918 /* 919 * 920 */ 921 if ((tmpdir = getenv("BHYVE_TMPDIR")) == NULL || *tmpdir == '\0' || 922 (tmpdir = getenv("TMPDIR")) == NULL || *tmpdir == '\0') { 923 tmpdir = _PATH_TMP; 924 } 925 926 len = strlen(tmpdir); 927 928 if ((len + sizeof(BHYVE_ASL_TEMPLATE) + 1) < MAXPATHLEN) { 929 strcpy(basl_template, tmpdir); 930 while (len > 0 && basl_template[len - 1] == '/') 931 len--; 932 basl_template[len] = '/'; 933 strcpy(&basl_template[len + 1], BHYVE_ASL_TEMPLATE); 934 } else 935 err = E2BIG; 936 937 if (!err) { 938 /* 939 * len has been intialized (and maybe adjusted) above 940 */ 941 if ((len + sizeof(BHYVE_ASL_TEMPLATE) + 1 + 942 sizeof(BHYVE_ASL_SUFFIX)) < MAXPATHLEN) { 943 strcpy(basl_stemplate, tmpdir); 944 basl_stemplate[len] = '/'; 945 strcpy(&basl_stemplate[len + 1], BHYVE_ASL_TEMPLATE); 946 len = strlen(basl_stemplate); 947 strcpy(&basl_stemplate[len], BHYVE_ASL_SUFFIX); 948 } else 949 err = E2BIG; 950 } 951 952 return (err); 953 } 954 955 static struct { 956 int (*wsect)(FILE *fp); 957 uint64_t offset; 958 } basl_ftables[] = 959 { 960 { basl_fwrite_rsdp, 0}, 961 { basl_fwrite_rsdt, RSDT_OFFSET }, 962 { basl_fwrite_xsdt, XSDT_OFFSET }, 963 { basl_fwrite_madt, MADT_OFFSET }, 964 { basl_fwrite_fadt, FADT_OFFSET }, 965 { basl_fwrite_hpet, HPET_OFFSET }, 966 { basl_fwrite_mcfg, MCFG_OFFSET }, 967 { basl_fwrite_facs, FACS_OFFSET }, 968 { basl_fwrite_dsdt, DSDT_OFFSET }, 969 { NULL } 970 }; 971 972 int 973 acpi_build(struct vmctx *ctx, int ncpu) 974 { 975 int err; 976 int i; 977 978 basl_ncpu = ncpu; 979 980 err = vm_get_hpet_capabilities(ctx, &hpet_capabilities); 981 if (err != 0) 982 return (err); 983 984 /* 985 * For debug, allow the user to have iasl compiler output sent 986 * to stdout rather than /dev/null 987 */ 988 if (getenv("BHYVE_ACPI_VERBOSE_IASL")) 989 basl_verbose_iasl = 1; 990 991 /* 992 * Allow the user to keep the generated ASL files for debugging 993 * instead of deleting them following use 994 */ 995 if (getenv("BHYVE_ACPI_KEEPTMPS")) 996 basl_keep_temps = 1; 997 998 i = 0; 999 err = basl_make_templates(); 1000 1001 /* 1002 * Run through all the ASL files, compiling them and 1003 * copying them into guest memory 1004 */ 1005 while (!err && basl_ftables[i].wsect != NULL) { 1006 err = basl_compile(ctx, basl_ftables[i].wsect, 1007 basl_ftables[i].offset); 1008 i++; 1009 } 1010 1011 return (err); 1012 } 1013