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Diffstat (limited to 'usr.sbin/bhyve/acpi.c')
| -rw-r--r-- | usr.sbin/bhyve/acpi.c | 1009 |
1 files changed, 1009 insertions, 0 deletions
diff --git a/usr.sbin/bhyve/acpi.c b/usr.sbin/bhyve/acpi.c new file mode 100644 index 0000000..5dea300 --- /dev/null +++ b/usr.sbin/bhyve/acpi.c @@ -0,0 +1,1009 @@ +/*- + * Copyright (c) 2012 NetApp, Inc. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY NETAPP, INC ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL NETAPP, INC OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * $FreeBSD$ + */ + +/* + * bhyve ACPI table generator. + * + * Create the minimal set of ACPI tables required to boot FreeBSD (and + * hopefully other o/s's) by writing out ASL template files for each of + * the tables and the compiling them to AML with the Intel iasl compiler. + * The AML files are then read into guest memory. + * + * The tables are placed in the guest's ROM area just below 1MB physical, + * above the MPTable. + * + * Layout + * ------ + * RSDP -> 0xf2400 (36 bytes fixed) + * RSDT -> 0xf2440 (36 bytes + 4*7 table addrs, 4 used) + * XSDT -> 0xf2480 (36 bytes + 8*7 table addrs, 4 used) + * MADT -> 0xf2500 (depends on #CPUs) + * FADT -> 0xf2600 (268 bytes) + * HPET -> 0xf2740 (56 bytes) + * MCFG -> 0xf2780 (60 bytes) + * FACS -> 0xf27C0 (64 bytes) + * DSDT -> 0xf2800 (variable - can go up to 0x100000) + */ + +#include <sys/cdefs.h> +__FBSDID("$FreeBSD$"); + +#include <sys/param.h> +#include <sys/errno.h> +#include <sys/stat.h> + +#include <paths.h> +#include <stdarg.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <unistd.h> + +#include <machine/vmm.h> +#include <vmmapi.h> + +#include "bhyverun.h" +#include "acpi.h" +#include "pci_emul.h" + +/* + * Define the base address of the ACPI tables, and the offsets to + * the individual tables + */ +#define BHYVE_ACPI_BASE 0xf2400 +#define RSDT_OFFSET 0x040 +#define XSDT_OFFSET 0x080 +#define MADT_OFFSET 0x100 +#define FADT_OFFSET 0x200 +#define HPET_OFFSET 0x340 +#define MCFG_OFFSET 0x380 +#define FACS_OFFSET 0x3C0 +#define DSDT_OFFSET 0x400 + +#define BHYVE_ASL_TEMPLATE "bhyve.XXXXXXX" +#define BHYVE_ASL_SUFFIX ".aml" +#define BHYVE_ASL_COMPILER "/usr/sbin/iasl" + +static int basl_keep_temps; +static int basl_verbose_iasl; +static int basl_ncpu; +static uint32_t basl_acpi_base = BHYVE_ACPI_BASE; +static uint32_t hpet_capabilities; + +/* + * Contains the full pathname of the template to be passed + * to mkstemp/mktemps(3) + */ +static char basl_template[MAXPATHLEN]; +static char basl_stemplate[MAXPATHLEN]; + +/* + * State for dsdt_line(), dsdt_indent(), and dsdt_unindent(). + */ +static FILE *dsdt_fp; +static int dsdt_indent_level; +static int dsdt_error; + +struct basl_fio { + int fd; + FILE *fp; + char f_name[MAXPATHLEN]; +}; + +#define EFPRINTF(...) \ + err = fprintf(__VA_ARGS__); if (err < 0) goto err_exit; + +#define EFFLUSH(x) \ + err = fflush(x); if (err != 0) goto err_exit; + +static int +basl_fwrite_rsdp(FILE *fp) +{ + int err; + + err = 0; + + EFPRINTF(fp, "/*\n"); + EFPRINTF(fp, " * bhyve RSDP template\n"); + EFPRINTF(fp, " */\n"); + EFPRINTF(fp, "[0008]\t\tSignature : \"RSD PTR \"\n"); + EFPRINTF(fp, "[0001]\t\tChecksum : 43\n"); + EFPRINTF(fp, "[0006]\t\tOem ID : \"BHYVE \"\n"); + EFPRINTF(fp, "[0001]\t\tRevision : 02\n"); + EFPRINTF(fp, "[0004]\t\tRSDT Address : %08X\n", + basl_acpi_base + RSDT_OFFSET); + EFPRINTF(fp, "[0004]\t\tLength : 00000024\n"); + EFPRINTF(fp, "[0008]\t\tXSDT Address : 00000000%08X\n", + basl_acpi_base + XSDT_OFFSET); + EFPRINTF(fp, "[0001]\t\tExtended Checksum : 00\n"); + EFPRINTF(fp, "[0003]\t\tReserved : 000000\n"); + + EFFLUSH(fp); + + return (0); + +err_exit: + return (errno); +} + +static int +basl_fwrite_rsdt(FILE *fp) +{ + int err; + + err = 0; + + EFPRINTF(fp, "/*\n"); + EFPRINTF(fp, " * bhyve RSDT template\n"); + EFPRINTF(fp, " */\n"); + EFPRINTF(fp, "[0004]\t\tSignature : \"RSDT\"\n"); + EFPRINTF(fp, "[0004]\t\tTable Length : 00000000\n"); + EFPRINTF(fp, "[0001]\t\tRevision : 01\n"); + EFPRINTF(fp, "[0001]\t\tChecksum : 00\n"); + EFPRINTF(fp, "[0006]\t\tOem ID : \"BHYVE \"\n"); + EFPRINTF(fp, "[0008]\t\tOem Table ID : \"BVRSDT \"\n"); + EFPRINTF(fp, "[0004]\t\tOem Revision : 00000001\n"); + /* iasl will fill in the compiler ID/revision fields */ + EFPRINTF(fp, "[0004]\t\tAsl Compiler ID : \"xxxx\"\n"); + EFPRINTF(fp, "[0004]\t\tAsl Compiler Revision : 00000000\n"); + EFPRINTF(fp, "\n"); + + /* Add in pointers to the MADT, FADT and HPET */ + EFPRINTF(fp, "[0004]\t\tACPI Table Address 0 : %08X\n", + basl_acpi_base + MADT_OFFSET); + EFPRINTF(fp, "[0004]\t\tACPI Table Address 1 : %08X\n", + basl_acpi_base + FADT_OFFSET); + EFPRINTF(fp, "[0004]\t\tACPI Table Address 2 : %08X\n", + basl_acpi_base + HPET_OFFSET); + EFPRINTF(fp, "[0004]\t\tACPI Table Address 3 : %08X\n", + basl_acpi_base + MCFG_OFFSET); + + EFFLUSH(fp); + + return (0); + +err_exit: + return (errno); +} + +static int +basl_fwrite_xsdt(FILE *fp) +{ + int err; + + err = 0; + + EFPRINTF(fp, "/*\n"); + EFPRINTF(fp, " * bhyve XSDT template\n"); + EFPRINTF(fp, " */\n"); + EFPRINTF(fp, "[0004]\t\tSignature : \"XSDT\"\n"); + EFPRINTF(fp, "[0004]\t\tTable Length : 00000000\n"); + EFPRINTF(fp, "[0001]\t\tRevision : 01\n"); + EFPRINTF(fp, "[0001]\t\tChecksum : 00\n"); + EFPRINTF(fp, "[0006]\t\tOem ID : \"BHYVE \"\n"); + EFPRINTF(fp, "[0008]\t\tOem Table ID : \"BVXSDT \"\n"); + EFPRINTF(fp, "[0004]\t\tOem Revision : 00000001\n"); + /* iasl will fill in the compiler ID/revision fields */ + EFPRINTF(fp, "[0004]\t\tAsl Compiler ID : \"xxxx\"\n"); + EFPRINTF(fp, "[0004]\t\tAsl Compiler Revision : 00000000\n"); + EFPRINTF(fp, "\n"); + + /* Add in pointers to the MADT, FADT and HPET */ + EFPRINTF(fp, "[0004]\t\tACPI Table Address 0 : 00000000%08X\n", + basl_acpi_base + MADT_OFFSET); + EFPRINTF(fp, "[0004]\t\tACPI Table Address 1 : 00000000%08X\n", + basl_acpi_base + FADT_OFFSET); + EFPRINTF(fp, "[0004]\t\tACPI Table Address 2 : 00000000%08X\n", + basl_acpi_base + HPET_OFFSET); + EFPRINTF(fp, "[0004]\t\tACPI Table Address 3 : 00000000%08X\n", + basl_acpi_base + MCFG_OFFSET); + + EFFLUSH(fp); + + return (0); + +err_exit: + return (errno); +} + +static int +basl_fwrite_madt(FILE *fp) +{ + int err; + int i; + + err = 0; + + EFPRINTF(fp, "/*\n"); + EFPRINTF(fp, " * bhyve MADT template\n"); + EFPRINTF(fp, " */\n"); + EFPRINTF(fp, "[0004]\t\tSignature : \"APIC\"\n"); + EFPRINTF(fp, "[0004]\t\tTable Length : 00000000\n"); + EFPRINTF(fp, "[0001]\t\tRevision : 01\n"); + EFPRINTF(fp, "[0001]\t\tChecksum : 00\n"); + EFPRINTF(fp, "[0006]\t\tOem ID : \"BHYVE \"\n"); + EFPRINTF(fp, "[0008]\t\tOem Table ID : \"BVMADT \"\n"); + EFPRINTF(fp, "[0004]\t\tOem Revision : 00000001\n"); + + /* iasl will fill in the compiler ID/revision fields */ + EFPRINTF(fp, "[0004]\t\tAsl Compiler ID : \"xxxx\"\n"); + EFPRINTF(fp, "[0004]\t\tAsl Compiler Revision : 00000000\n"); + EFPRINTF(fp, "\n"); + + EFPRINTF(fp, "[0004]\t\tLocal Apic Address : FEE00000\n"); + EFPRINTF(fp, "[0004]\t\tFlags (decoded below) : 00000001\n"); + EFPRINTF(fp, "\t\t\tPC-AT Compatibility : 1\n"); + EFPRINTF(fp, "\n"); + + /* Add a Processor Local APIC entry for each CPU */ + for (i = 0; i < basl_ncpu; i++) { + EFPRINTF(fp, "[0001]\t\tSubtable Type : 00\n"); + EFPRINTF(fp, "[0001]\t\tLength : 08\n"); + /* iasl expects hex values for the proc and apic id's */ + EFPRINTF(fp, "[0001]\t\tProcessor ID : %02x\n", i); + EFPRINTF(fp, "[0001]\t\tLocal Apic ID : %02x\n", i); + EFPRINTF(fp, "[0004]\t\tFlags (decoded below) : 00000001\n"); + EFPRINTF(fp, "\t\t\tProcessor Enabled : 1\n"); + EFPRINTF(fp, "\n"); + } + + /* Always a single IOAPIC entry, with ID 0 */ + EFPRINTF(fp, "[0001]\t\tSubtable Type : 01\n"); + EFPRINTF(fp, "[0001]\t\tLength : 0C\n"); + /* iasl expects a hex value for the i/o apic id */ + EFPRINTF(fp, "[0001]\t\tI/O Apic ID : %02x\n", 0); + EFPRINTF(fp, "[0001]\t\tReserved : 00\n"); + EFPRINTF(fp, "[0004]\t\tAddress : fec00000\n"); + EFPRINTF(fp, "[0004]\t\tInterrupt : 00000000\n"); + EFPRINTF(fp, "\n"); + + /* Legacy IRQ0 is connected to pin 2 of the IOAPIC */ + EFPRINTF(fp, "[0001]\t\tSubtable Type : 02\n"); + EFPRINTF(fp, "[0001]\t\tLength : 0A\n"); + EFPRINTF(fp, "[0001]\t\tBus : 00\n"); + EFPRINTF(fp, "[0001]\t\tSource : 00\n"); + EFPRINTF(fp, "[0004]\t\tInterrupt : 00000002\n"); + EFPRINTF(fp, "[0002]\t\tFlags (decoded below) : 0005\n"); + EFPRINTF(fp, "\t\t\tPolarity : 1\n"); + EFPRINTF(fp, "\t\t\tTrigger Mode : 1\n"); + EFPRINTF(fp, "\n"); + + EFPRINTF(fp, "[0001]\t\tSubtable Type : 02\n"); + EFPRINTF(fp, "[0001]\t\tLength : 0A\n"); + EFPRINTF(fp, "[0001]\t\tBus : 00\n"); + EFPRINTF(fp, "[0001]\t\tSource : %02X\n", SCI_INT); + EFPRINTF(fp, "[0004]\t\tInterrupt : %08X\n", SCI_INT); + EFPRINTF(fp, "[0002]\t\tFlags (decoded below) : 0000\n"); + EFPRINTF(fp, "\t\t\tPolarity : 3\n"); + EFPRINTF(fp, "\t\t\tTrigger Mode : 3\n"); + EFPRINTF(fp, "\n"); + + /* Local APIC NMI is connected to LINT 1 on all CPUs */ + EFPRINTF(fp, "[0001]\t\tSubtable Type : 04\n"); + EFPRINTF(fp, "[0001]\t\tLength : 06\n"); + EFPRINTF(fp, "[0001]\t\tProcessorId : FF\n"); + EFPRINTF(fp, "[0002]\t\tFlags (decoded below) : 0005\n"); + EFPRINTF(fp, "\t\t\tPolarity : 1\n"); + EFPRINTF(fp, "\t\t\tTrigger Mode : 1\n"); + EFPRINTF(fp, "[0001]\t\tInterrupt : 01\n"); + EFPRINTF(fp, "\n"); + + EFFLUSH(fp); + + return (0); + +err_exit: + return (errno); +} + +static int +basl_fwrite_fadt(FILE *fp) +{ + int err; + + err = 0; + + EFPRINTF(fp, "/*\n"); + EFPRINTF(fp, " * bhyve FADT template\n"); + EFPRINTF(fp, " */\n"); + EFPRINTF(fp, "[0004]\t\tSignature : \"FACP\"\n"); + EFPRINTF(fp, "[0004]\t\tTable Length : 0000010C\n"); + EFPRINTF(fp, "[0001]\t\tRevision : 05\n"); + EFPRINTF(fp, "[0001]\t\tChecksum : 00\n"); + EFPRINTF(fp, "[0006]\t\tOem ID : \"BHYVE \"\n"); + EFPRINTF(fp, "[0008]\t\tOem Table ID : \"BVFACP \"\n"); + EFPRINTF(fp, "[0004]\t\tOem Revision : 00000001\n"); + /* iasl will fill in the compiler ID/revision fields */ + EFPRINTF(fp, "[0004]\t\tAsl Compiler ID : \"xxxx\"\n"); + EFPRINTF(fp, "[0004]\t\tAsl Compiler Revision : 00000000\n"); + EFPRINTF(fp, "\n"); + + EFPRINTF(fp, "[0004]\t\tFACS Address : %08X\n", + basl_acpi_base + FACS_OFFSET); + EFPRINTF(fp, "[0004]\t\tDSDT Address : %08X\n", + basl_acpi_base + DSDT_OFFSET); + EFPRINTF(fp, "[0001]\t\tModel : 01\n"); + EFPRINTF(fp, "[0001]\t\tPM Profile : 00 [Unspecified]\n"); + EFPRINTF(fp, "[0002]\t\tSCI Interrupt : %04X\n", + SCI_INT); + EFPRINTF(fp, "[0004]\t\tSMI Command Port : %08X\n", + SMI_CMD); + EFPRINTF(fp, "[0001]\t\tACPI Enable Value : %02X\n", + BHYVE_ACPI_ENABLE); + EFPRINTF(fp, "[0001]\t\tACPI Disable Value : %02X\n", + BHYVE_ACPI_DISABLE); + EFPRINTF(fp, "[0001]\t\tS4BIOS Command : 00\n"); + EFPRINTF(fp, "[0001]\t\tP-State Control : 00\n"); + EFPRINTF(fp, "[0004]\t\tPM1A Event Block Address : %08X\n", + PM1A_EVT_ADDR); + EFPRINTF(fp, "[0004]\t\tPM1B Event Block Address : 00000000\n"); + EFPRINTF(fp, "[0004]\t\tPM1A Control Block Address : %08X\n", + PM1A_CNT_ADDR); + EFPRINTF(fp, "[0004]\t\tPM1B Control Block Address : 00000000\n"); + EFPRINTF(fp, "[0004]\t\tPM2 Control Block Address : 00000000\n"); + EFPRINTF(fp, "[0004]\t\tPM Timer Block Address : %08X\n", + IO_PMTMR); + EFPRINTF(fp, "[0004]\t\tGPE0 Block Address : 00000000\n"); + EFPRINTF(fp, "[0004]\t\tGPE1 Block Address : 00000000\n"); + EFPRINTF(fp, "[0001]\t\tPM1 Event Block Length : 04\n"); + EFPRINTF(fp, "[0001]\t\tPM1 Control Block Length : 02\n"); + EFPRINTF(fp, "[0001]\t\tPM2 Control Block Length : 00\n"); + EFPRINTF(fp, "[0001]\t\tPM Timer Block Length : 04\n"); + EFPRINTF(fp, "[0001]\t\tGPE0 Block Length : 00\n"); + EFPRINTF(fp, "[0001]\t\tGPE1 Block Length : 00\n"); + EFPRINTF(fp, "[0001]\t\tGPE1 Base Offset : 00\n"); + EFPRINTF(fp, "[0001]\t\t_CST Support : 00\n"); + EFPRINTF(fp, "[0002]\t\tC2 Latency : 0000\n"); + EFPRINTF(fp, "[0002]\t\tC3 Latency : 0000\n"); + EFPRINTF(fp, "[0002]\t\tCPU Cache Size : 0000\n"); + EFPRINTF(fp, "[0002]\t\tCache Flush Stride : 0000\n"); + EFPRINTF(fp, "[0001]\t\tDuty Cycle Offset : 00\n"); + EFPRINTF(fp, "[0001]\t\tDuty Cycle Width : 00\n"); + EFPRINTF(fp, "[0001]\t\tRTC Day Alarm Index : 00\n"); + EFPRINTF(fp, "[0001]\t\tRTC Month Alarm Index : 00\n"); + EFPRINTF(fp, "[0001]\t\tRTC Century Index : 00\n"); + EFPRINTF(fp, "[0002]\t\tBoot Flags (decoded below) : 0000\n"); + EFPRINTF(fp, "\t\t\tLegacy Devices Supported (V2) : 0\n"); + EFPRINTF(fp, "\t\t\t8042 Present on ports 60/64 (V2) : 0\n"); + EFPRINTF(fp, "\t\t\tVGA Not Present (V4) : 1\n"); + EFPRINTF(fp, "\t\t\tMSI Not Supported (V4) : 0\n"); + EFPRINTF(fp, "\t\t\tPCIe ASPM Not Supported (V4) : 1\n"); + EFPRINTF(fp, "\t\t\tCMOS RTC Not Present (V5) : 0\n"); + EFPRINTF(fp, "[0001]\t\tReserved : 00\n"); + EFPRINTF(fp, "[0004]\t\tFlags (decoded below) : 00000000\n"); + EFPRINTF(fp, "\t\t\tWBINVD instruction is operational (V1) : 1\n"); + EFPRINTF(fp, "\t\t\tWBINVD flushes all caches (V1) : 0\n"); + EFPRINTF(fp, "\t\t\tAll CPUs support C1 (V1) : 1\n"); + EFPRINTF(fp, "\t\t\tC2 works on MP system (V1) : 0\n"); + EFPRINTF(fp, "\t\t\tControl Method Power Button (V1) : 0\n"); + EFPRINTF(fp, "\t\t\tControl Method Sleep Button (V1) : 1\n"); + EFPRINTF(fp, "\t\t\tRTC wake not in fixed reg space (V1) : 0\n"); + EFPRINTF(fp, "\t\t\tRTC can wake system from S4 (V1) : 0\n"); + EFPRINTF(fp, "\t\t\t32-bit PM Timer (V1) : 1\n"); + EFPRINTF(fp, "\t\t\tDocking Supported (V1) : 0\n"); + EFPRINTF(fp, "\t\t\tReset Register Supported (V2) : 1\n"); + EFPRINTF(fp, "\t\t\tSealed Case (V3) : 0\n"); + EFPRINTF(fp, "\t\t\tHeadless - No Video (V3) : 1\n"); + EFPRINTF(fp, "\t\t\tUse native instr after SLP_TYPx (V3) : 0\n"); + EFPRINTF(fp, "\t\t\tPCIEXP_WAK Bits Supported (V4) : 0\n"); + EFPRINTF(fp, "\t\t\tUse Platform Timer (V4) : 0\n"); + EFPRINTF(fp, "\t\t\tRTC_STS valid on S4 wake (V4) : 0\n"); + EFPRINTF(fp, "\t\t\tRemote Power-on capable (V4) : 0\n"); + EFPRINTF(fp, "\t\t\tUse APIC Cluster Model (V4) : 0\n"); + EFPRINTF(fp, "\t\t\tUse APIC Physical Destination Mode (V4) : 1\n"); + EFPRINTF(fp, "\t\t\tHardware Reduced (V5) : 0\n"); + EFPRINTF(fp, "\t\t\tLow Power S0 Idle (V5) : 0\n"); + EFPRINTF(fp, "\n"); + + EFPRINTF(fp, + "[0012]\t\tReset Register : [Generic Address Structure]\n"); + EFPRINTF(fp, "[0001]\t\tSpace ID : 01 [SystemIO]\n"); + EFPRINTF(fp, "[0001]\t\tBit Width : 08\n"); + EFPRINTF(fp, "[0001]\t\tBit Offset : 00\n"); + EFPRINTF(fp, "[0001]\t\tEncoded Access Width : 01 [Byte Access:8]\n"); + EFPRINTF(fp, "[0008]\t\tAddress : 0000000000000CF9\n"); + EFPRINTF(fp, "\n"); + + EFPRINTF(fp, "[0001]\t\tValue to cause reset : 06\n"); + EFPRINTF(fp, "[0003]\t\tReserved : 000000\n"); + EFPRINTF(fp, "[0008]\t\tFACS Address : 00000000%08X\n", + basl_acpi_base + FACS_OFFSET); + EFPRINTF(fp, "[0008]\t\tDSDT Address : 00000000%08X\n", + basl_acpi_base + DSDT_OFFSET); + EFPRINTF(fp, + "[0012]\t\tPM1A Event Block : [Generic Address Structure]\n"); + EFPRINTF(fp, "[0001]\t\tSpace ID : 01 [SystemIO]\n"); + EFPRINTF(fp, "[0001]\t\tBit Width : 20\n"); + EFPRINTF(fp, "[0001]\t\tBit Offset : 00\n"); + EFPRINTF(fp, "[0001]\t\tEncoded Access Width : 02 [Word Access:16]\n"); + EFPRINTF(fp, "[0008]\t\tAddress : 00000000%08X\n", + PM1A_EVT_ADDR); + EFPRINTF(fp, "\n"); + + EFPRINTF(fp, + "[0012]\t\tPM1B Event Block : [Generic Address Structure]\n"); + EFPRINTF(fp, "[0001]\t\tSpace ID : 01 [SystemIO]\n"); + EFPRINTF(fp, "[0001]\t\tBit Width : 00\n"); + EFPRINTF(fp, "[0001]\t\tBit Offset : 00\n"); + EFPRINTF(fp, + "[0001]\t\tEncoded Access Width : 00 [Undefined/Legacy]\n"); + EFPRINTF(fp, "[0008]\t\tAddress : 0000000000000000\n"); + EFPRINTF(fp, "\n"); + + EFPRINTF(fp, + "[0012]\t\tPM1A Control Block : [Generic Address Structure]\n"); + EFPRINTF(fp, "[0001]\t\tSpace ID : 01 [SystemIO]\n"); + EFPRINTF(fp, "[0001]\t\tBit Width : 10\n"); + EFPRINTF(fp, "[0001]\t\tBit Offset : 00\n"); + EFPRINTF(fp, "[0001]\t\tEncoded Access Width : 02 [Word Access:16]\n"); + EFPRINTF(fp, "[0008]\t\tAddress : 00000000%08X\n", + PM1A_CNT_ADDR); + EFPRINTF(fp, "\n"); + + EFPRINTF(fp, + "[0012]\t\tPM1B Control Block : [Generic Address Structure]\n"); + EFPRINTF(fp, "[0001]\t\tSpace ID : 01 [SystemIO]\n"); + EFPRINTF(fp, "[0001]\t\tBit Width : 00\n"); + EFPRINTF(fp, "[0001]\t\tBit Offset : 00\n"); + EFPRINTF(fp, + "[0001]\t\tEncoded Access Width : 00 [Undefined/Legacy]\n"); + EFPRINTF(fp, "[0008]\t\tAddress : 0000000000000000\n"); + EFPRINTF(fp, "\n"); + + EFPRINTF(fp, + "[0012]\t\tPM2 Control Block : [Generic Address Structure]\n"); + EFPRINTF(fp, "[0001]\t\tSpace ID : 01 [SystemIO]\n"); + EFPRINTF(fp, "[0001]\t\tBit Width : 08\n"); + EFPRINTF(fp, "[0001]\t\tBit Offset : 00\n"); + EFPRINTF(fp, + "[0001]\t\tEncoded Access Width : 00 [Undefined/Legacy]\n"); + EFPRINTF(fp, "[0008]\t\tAddress : 0000000000000000\n"); + EFPRINTF(fp, "\n"); + + /* Valid for bhyve */ + EFPRINTF(fp, + "[0012]\t\tPM Timer Block : [Generic Address Structure]\n"); + EFPRINTF(fp, "[0001]\t\tSpace ID : 01 [SystemIO]\n"); + EFPRINTF(fp, "[0001]\t\tBit Width : 32\n"); + EFPRINTF(fp, "[0001]\t\tBit Offset : 00\n"); + EFPRINTF(fp, + "[0001]\t\tEncoded Access Width : 03 [DWord Access:32]\n"); + EFPRINTF(fp, "[0008]\t\tAddress : 00000000%08X\n", + IO_PMTMR); + EFPRINTF(fp, "\n"); + + EFPRINTF(fp, "[0012]\t\tGPE0 Block : [Generic Address Structure]\n"); + EFPRINTF(fp, "[0001]\t\tSpace ID : 01 [SystemIO]\n"); + EFPRINTF(fp, "[0001]\t\tBit Width : 80\n"); + EFPRINTF(fp, "[0001]\t\tBit Offset : 00\n"); + EFPRINTF(fp, "[0001]\t\tEncoded Access Width : 01 [Byte Access:8]\n"); + EFPRINTF(fp, "[0008]\t\tAddress : 0000000000000000\n"); + EFPRINTF(fp, "\n"); + + EFPRINTF(fp, "[0012]\t\tGPE1 Block : [Generic Address Structure]\n"); + EFPRINTF(fp, "[0001]\t\tSpace ID : 01 [SystemIO]\n"); + EFPRINTF(fp, "[0001]\t\tBit Width : 00\n"); + EFPRINTF(fp, "[0001]\t\tBit Offset : 00\n"); + EFPRINTF(fp, + "[0001]\t\tEncoded Access Width : 00 [Undefined/Legacy]\n"); + EFPRINTF(fp, "[0008]\t\tAddress : 0000000000000000\n"); + EFPRINTF(fp, "\n"); + + EFPRINTF(fp, + "[0012]\t\tSleep Control Register : [Generic Address Structure]\n"); + EFPRINTF(fp, "[0001]\t\tSpace ID : 01 [SystemIO]\n"); + EFPRINTF(fp, "[0001]\t\tBit Width : 08\n"); + EFPRINTF(fp, "[0001]\t\tBit Offset : 00\n"); + EFPRINTF(fp, "[0001]\t\tEncoded Access Width : 01 [Byte Access:8]\n"); + EFPRINTF(fp, "[0008]\t\tAddress : 0000000000000000\n"); + EFPRINTF(fp, "\n"); + + EFPRINTF(fp, + "[0012]\t\tSleep Status Register : [Generic Address Structure]\n"); + EFPRINTF(fp, "[0001]\t\tSpace ID : 01 [SystemIO]\n"); + EFPRINTF(fp, "[0001]\t\tBit Width : 08\n"); + EFPRINTF(fp, "[0001]\t\tBit Offset : 00\n"); + EFPRINTF(fp, "[0001]\t\tEncoded Access Width : 01 [Byte Access:8]\n"); + EFPRINTF(fp, "[0008]\t\tAddress : 0000000000000000\n"); + + EFFLUSH(fp); + + return (0); + +err_exit: + return (errno); +} + +static int +basl_fwrite_hpet(FILE *fp) +{ + int err; + + err = 0; + + EFPRINTF(fp, "/*\n"); + EFPRINTF(fp, " * bhyve HPET template\n"); + EFPRINTF(fp, " */\n"); + EFPRINTF(fp, "[0004]\t\tSignature : \"HPET\"\n"); + EFPRINTF(fp, "[0004]\t\tTable Length : 00000000\n"); + EFPRINTF(fp, "[0001]\t\tRevision : 01\n"); + EFPRINTF(fp, "[0001]\t\tChecksum : 00\n"); + EFPRINTF(fp, "[0006]\t\tOem ID : \"BHYVE \"\n"); + EFPRINTF(fp, "[0008]\t\tOem Table ID : \"BVHPET \"\n"); + EFPRINTF(fp, "[0004]\t\tOem Revision : 00000001\n"); + + /* iasl will fill in the compiler ID/revision fields */ + EFPRINTF(fp, "[0004]\t\tAsl Compiler ID : \"xxxx\"\n"); + EFPRINTF(fp, "[0004]\t\tAsl Compiler Revision : 00000000\n"); + EFPRINTF(fp, "\n"); + + EFPRINTF(fp, "[0004]\t\tTimer Block ID : %08X\n", hpet_capabilities); + EFPRINTF(fp, + "[0012]\t\tTimer Block Register : [Generic Address Structure]\n"); + EFPRINTF(fp, "[0001]\t\tSpace ID : 00 [SystemMemory]\n"); + EFPRINTF(fp, "[0001]\t\tBit Width : 00\n"); + EFPRINTF(fp, "[0001]\t\tBit Offset : 00\n"); + EFPRINTF(fp, + "[0001]\t\tEncoded Access Width : 00 [Undefined/Legacy]\n"); + EFPRINTF(fp, "[0008]\t\tAddress : 00000000FED00000\n"); + EFPRINTF(fp, "\n"); + + EFPRINTF(fp, "[0001]\t\tHPET Number : 00\n"); + EFPRINTF(fp, "[0002]\t\tMinimum Clock Ticks : 0000\n"); + EFPRINTF(fp, "[0004]\t\tFlags (decoded below) : 00000001\n"); + EFPRINTF(fp, "\t\t\t4K Page Protect : 1\n"); + EFPRINTF(fp, "\t\t\t64K Page Protect : 0\n"); + EFPRINTF(fp, "\n"); + + EFFLUSH(fp); + + return (0); + +err_exit: + return (errno); +} + +static int +basl_fwrite_mcfg(FILE *fp) +{ + int err = 0; + + EFPRINTF(fp, "/*\n"); + EFPRINTF(fp, " * bhyve MCFG template\n"); + EFPRINTF(fp, " */\n"); + EFPRINTF(fp, "[0004]\t\tSignature : \"MCFG\"\n"); + EFPRINTF(fp, "[0004]\t\tTable Length : 00000000\n"); + EFPRINTF(fp, "[0001]\t\tRevision : 01\n"); + EFPRINTF(fp, "[0001]\t\tChecksum : 00\n"); + EFPRINTF(fp, "[0006]\t\tOem ID : \"BHYVE \"\n"); + EFPRINTF(fp, "[0008]\t\tOem Table ID : \"BVMCFG \"\n"); + EFPRINTF(fp, "[0004]\t\tOem Revision : 00000001\n"); + + /* iasl will fill in the compiler ID/revision fields */ + EFPRINTF(fp, "[0004]\t\tAsl Compiler ID : \"xxxx\"\n"); + EFPRINTF(fp, "[0004]\t\tAsl Compiler Revision : 00000000\n"); + EFPRINTF(fp, "[0008]\t\tReserved : 0\n"); + EFPRINTF(fp, "\n"); + + EFPRINTF(fp, "[0008]\t\tBase Address : %016lX\n", pci_ecfg_base()); + EFPRINTF(fp, "[0002]\t\tSegment Group: 0000\n"); + EFPRINTF(fp, "[0001]\t\tStart Bus: 00\n"); + EFPRINTF(fp, "[0001]\t\tEnd Bus: FF\n"); + EFPRINTF(fp, "[0004]\t\tReserved : 0\n"); + EFFLUSH(fp); + return (0); +err_exit: + return (errno); +} + +static int +basl_fwrite_facs(FILE *fp) +{ + int err; + + err = 0; + + EFPRINTF(fp, "/*\n"); + EFPRINTF(fp, " * bhyve FACS template\n"); + EFPRINTF(fp, " */\n"); + EFPRINTF(fp, "[0004]\t\tSignature : \"FACS\"\n"); + EFPRINTF(fp, "[0004]\t\tLength : 00000040\n"); + EFPRINTF(fp, "[0004]\t\tHardware Signature : 00000000\n"); + EFPRINTF(fp, "[0004]\t\t32 Firmware Waking Vector : 00000000\n"); + EFPRINTF(fp, "[0004]\t\tGlobal Lock : 00000000\n"); + EFPRINTF(fp, "[0004]\t\tFlags (decoded below) : 00000000\n"); + EFPRINTF(fp, "\t\t\tS4BIOS Support Present : 0\n"); + EFPRINTF(fp, "\t\t\t64-bit Wake Supported (V2) : 0\n"); + EFPRINTF(fp, + "[0008]\t\t64 Firmware Waking Vector : 0000000000000000\n"); + EFPRINTF(fp, "[0001]\t\tVersion : 02\n"); + EFPRINTF(fp, "[0003]\t\tReserved : 000000\n"); + EFPRINTF(fp, "[0004]\t\tOspmFlags (decoded below) : 00000000\n"); + EFPRINTF(fp, "\t\t\t64-bit Wake Env Required (V2) : 0\n"); + + EFFLUSH(fp); + + return (0); + +err_exit: + return (errno); +} + +/* + * Helper routines for writing to the DSDT from other modules. + */ +void +dsdt_line(const char *fmt, ...) +{ + va_list ap; + int err; + + if (dsdt_error != 0) + return; + + if (strcmp(fmt, "") != 0) { + if (dsdt_indent_level != 0) + EFPRINTF(dsdt_fp, "%*c", dsdt_indent_level * 2, ' '); + va_start(ap, fmt); + if (vfprintf(dsdt_fp, fmt, ap) < 0) + goto err_exit; + va_end(ap); + } + EFPRINTF(dsdt_fp, "\n"); + return; + +err_exit: + dsdt_error = errno; +} + +void +dsdt_indent(int levels) +{ + + dsdt_indent_level += levels; + assert(dsdt_indent_level >= 0); +} + +void +dsdt_unindent(int levels) +{ + + assert(dsdt_indent_level >= levels); + dsdt_indent_level -= levels; +} + +void +dsdt_fixed_ioport(uint16_t iobase, uint16_t length) +{ + + dsdt_line("IO (Decode16,"); + dsdt_line(" 0x%04X, // Range Minimum", iobase); + dsdt_line(" 0x%04X, // Range Maximum", iobase); + dsdt_line(" 0x01, // Alignment"); + dsdt_line(" 0x%02X, // Length", length); + dsdt_line(" )"); +} + +void +dsdt_fixed_irq(uint8_t irq) +{ + + dsdt_line("IRQNoFlags ()"); + dsdt_line(" {%d}", irq); +} + +void +dsdt_fixed_mem32(uint32_t base, uint32_t length) +{ + + dsdt_line("Memory32Fixed (ReadWrite,"); + dsdt_line(" 0x%08X, // Address Base", base); + dsdt_line(" 0x%08X, // Address Length", length); + dsdt_line(" )"); +} + +static int +basl_fwrite_dsdt(FILE *fp) +{ + int err; + + err = 0; + dsdt_fp = fp; + dsdt_error = 0; + dsdt_indent_level = 0; + + dsdt_line("/*"); + dsdt_line(" * bhyve DSDT template"); + dsdt_line(" */"); + dsdt_line("DefinitionBlock (\"bhyve_dsdt.aml\", \"DSDT\", 2," + "\"BHYVE \", \"BVDSDT \", 0x00000001)"); + dsdt_line("{"); + dsdt_line(" Name (_S5, Package ()"); + dsdt_line(" {"); + dsdt_line(" 0x05,"); + dsdt_line(" Zero,"); + dsdt_line(" })"); + + pci_write_dsdt(); + + dsdt_line(""); + dsdt_line(" Scope (_SB.PC00)"); + dsdt_line(" {"); + dsdt_line(" Device (HPET)"); + dsdt_line(" {"); + dsdt_line(" Name (_HID, EISAID(\"PNP0103\"))"); + dsdt_line(" Name (_UID, 0)"); + dsdt_line(" Name (_CRS, ResourceTemplate ()"); + dsdt_line(" {"); + dsdt_indent(4); + dsdt_fixed_mem32(0xFED00000, 0x400); + dsdt_unindent(4); + dsdt_line(" })"); + dsdt_line(" }"); + dsdt_line(" }"); + dsdt_line("}"); + + if (dsdt_error != 0) + return (dsdt_error); + + EFFLUSH(fp); + + return (0); + +err_exit: + return (errno); +} + +static int +basl_open(struct basl_fio *bf, int suffix) +{ + int err; + + err = 0; + + if (suffix) { + strncpy(bf->f_name, basl_stemplate, MAXPATHLEN); + bf->fd = mkstemps(bf->f_name, strlen(BHYVE_ASL_SUFFIX)); + } else { + strncpy(bf->f_name, basl_template, MAXPATHLEN); + bf->fd = mkstemp(bf->f_name); + } + + if (bf->fd > 0) { + bf->fp = fdopen(bf->fd, "w+"); + if (bf->fp == NULL) { + unlink(bf->f_name); + close(bf->fd); + } + } else { + err = 1; + } + + return (err); +} + +static void +basl_close(struct basl_fio *bf) +{ + + if (!basl_keep_temps) + unlink(bf->f_name); + fclose(bf->fp); +} + +static int +basl_start(struct basl_fio *in, struct basl_fio *out) +{ + int err; + + err = basl_open(in, 0); + if (!err) { + err = basl_open(out, 1); + if (err) { + basl_close(in); + } + } + + return (err); +} + +static void +basl_end(struct basl_fio *in, struct basl_fio *out) +{ + + basl_close(in); + basl_close(out); +} + +static int +basl_load(struct vmctx *ctx, int fd, uint64_t off) +{ + struct stat sb; + void *gaddr; + + if (fstat(fd, &sb) < 0) + return (errno); + + gaddr = paddr_guest2host(ctx, basl_acpi_base + off, sb.st_size); + if (gaddr == NULL) + return (EFAULT); + + if (read(fd, gaddr, sb.st_size) < 0) + return (errno); + + return (0); +} + +static int +basl_compile(struct vmctx *ctx, int (*fwrite_section)(FILE *), uint64_t offset) +{ + struct basl_fio io[2]; + static char iaslbuf[3*MAXPATHLEN + 10]; + char *fmt; + int err; + + err = basl_start(&io[0], &io[1]); + if (!err) { + err = (*fwrite_section)(io[0].fp); + + if (!err) { + /* + * iasl sends the results of the compilation to + * stdout. Shut this down by using the shell to + * redirect stdout to /dev/null, unless the user + * has requested verbose output for debugging + * purposes + */ + fmt = basl_verbose_iasl ? + "%s -p %s %s" : + "/bin/sh -c \"%s -p %s %s\" 1> /dev/null"; + + snprintf(iaslbuf, sizeof(iaslbuf), + fmt, + BHYVE_ASL_COMPILER, + io[1].f_name, io[0].f_name); + err = system(iaslbuf); + + if (!err) { + /* + * Copy the aml output file into guest + * memory at the specified location + */ + err = basl_load(ctx, io[1].fd, offset); + } + } + basl_end(&io[0], &io[1]); + } + + return (err); +} + +static int +basl_make_templates(void) +{ + const char *tmpdir; + int err; + int len; + + err = 0; + + /* + * + */ + if ((tmpdir = getenv("BHYVE_TMPDIR")) == NULL || *tmpdir == '\0' || + (tmpdir = getenv("TMPDIR")) == NULL || *tmpdir == '\0') { + tmpdir = _PATH_TMP; + } + + len = strlen(tmpdir); + + if ((len + sizeof(BHYVE_ASL_TEMPLATE) + 1) < MAXPATHLEN) { + strcpy(basl_template, tmpdir); + while (len > 0 && basl_template[len - 1] == '/') + len--; + basl_template[len] = '/'; + strcpy(&basl_template[len + 1], BHYVE_ASL_TEMPLATE); + } else + err = E2BIG; + + if (!err) { + /* + * len has been intialized (and maybe adjusted) above + */ + if ((len + sizeof(BHYVE_ASL_TEMPLATE) + 1 + + sizeof(BHYVE_ASL_SUFFIX)) < MAXPATHLEN) { + strcpy(basl_stemplate, tmpdir); + basl_stemplate[len] = '/'; + strcpy(&basl_stemplate[len + 1], BHYVE_ASL_TEMPLATE); + len = strlen(basl_stemplate); + strcpy(&basl_stemplate[len], BHYVE_ASL_SUFFIX); + } else + err = E2BIG; + } + + return (err); +} + +static struct { + int (*wsect)(FILE *fp); + uint64_t offset; +} basl_ftables[] = +{ + { basl_fwrite_rsdp, 0}, + { basl_fwrite_rsdt, RSDT_OFFSET }, + { basl_fwrite_xsdt, XSDT_OFFSET }, + { basl_fwrite_madt, MADT_OFFSET }, + { basl_fwrite_fadt, FADT_OFFSET }, + { basl_fwrite_hpet, HPET_OFFSET }, + { basl_fwrite_mcfg, MCFG_OFFSET }, + { basl_fwrite_facs, FACS_OFFSET }, + { basl_fwrite_dsdt, DSDT_OFFSET }, + { NULL } +}; + +int +acpi_build(struct vmctx *ctx, int ncpu) +{ + int err; + int i; + + basl_ncpu = ncpu; + + err = vm_get_hpet_capabilities(ctx, &hpet_capabilities); + if (err != 0) + return (err); + + /* + * For debug, allow the user to have iasl compiler output sent + * to stdout rather than /dev/null + */ + if (getenv("BHYVE_ACPI_VERBOSE_IASL")) + basl_verbose_iasl = 1; + + /* + * Allow the user to keep the generated ASL files for debugging + * instead of deleting them following use + */ + if (getenv("BHYVE_ACPI_KEEPTMPS")) + basl_keep_temps = 1; + + i = 0; + err = basl_make_templates(); + + /* + * Run through all the ASL files, compiling them and + * copying them into guest memory + */ + while (!err && basl_ftables[i].wsect != NULL) { + err = basl_compile(ctx, basl_ftables[i].wsect, + basl_ftables[i].offset); + i++; + } + + return (err); +} |
