diff options
| -rw-r--r-- | usr.sbin/bhyve/Makefile | 1 | ||||
| -rw-r--r-- | usr.sbin/bhyve/acpi.c | 18 | ||||
| -rw-r--r-- | usr.sbin/bhyve/bhyverun.c | 13 | ||||
| -rw-r--r-- | usr.sbin/bhyve/bhyverun.h | 1 | ||||
| -rw-r--r-- | usr.sbin/bhyve/smbiostbl.c | 832 | ||||
| -rw-r--r-- | usr.sbin/bhyve/smbiostbl.h | 36 |
6 files changed, 890 insertions, 11 deletions
diff --git a/usr.sbin/bhyve/Makefile b/usr.sbin/bhyve/Makefile index d9950a7..e8bf793 100644 --- a/usr.sbin/bhyve/Makefile +++ b/usr.sbin/bhyve/Makefile @@ -34,6 +34,7 @@ SRCS= \ pmtmr.c \ post.c \ rtc.c \ + smbiostbl.c \ uart_emul.c \ virtio.c \ xmsr.c \ diff --git a/usr.sbin/bhyve/acpi.c b/usr.sbin/bhyve/acpi.c index c352397..db7f0eb 100644 --- a/usr.sbin/bhyve/acpi.c +++ b/usr.sbin/bhyve/acpi.c @@ -39,14 +39,14 @@ * * Layout * ------ - * RSDP -> 0xf0400 (36 bytes fixed) - * RSDT -> 0xf0440 (36 bytes + 4*N table addrs, 2 used) - * XSDT -> 0xf0480 (36 bytes + 8*N table addrs, 2 used) - * MADT -> 0xf0500 (depends on #CPUs) - * FADT -> 0xf0600 (268 bytes) - * HPET -> 0xf0740 (56 bytes) - * FACS -> 0xf0780 (64 bytes) - * DSDT -> 0xf0800 (variable - can go up to 0x100000) + * RSDP -> 0xf2400 (36 bytes fixed) + * RSDT -> 0xf2440 (36 bytes + 4*N table addrs, 2 used) + * XSDT -> 0xf2480 (36 bytes + 8*N table addrs, 2 used) + * MADT -> 0xf2500 (depends on #CPUs) + * FADT -> 0xf2600 (268 bytes) + * HPET -> 0xf2740 (56 bytes) + * FACS -> 0xf2780 (64 bytes) + * DSDT -> 0xf2800 (variable - can go up to 0x100000) */ #include <sys/cdefs.h> @@ -74,7 +74,7 @@ __FBSDID("$FreeBSD$"); * Define the base address of the ACPI tables, and the offsets to * the individual tables */ -#define BHYVE_ACPI_BASE 0xf0400 +#define BHYVE_ACPI_BASE 0xf2400 #define RSDT_OFFSET 0x040 #define XSDT_OFFSET 0x080 #define MADT_OFFSET 0x100 diff --git a/usr.sbin/bhyve/bhyverun.c b/usr.sbin/bhyve/bhyverun.c index ea0e60a..cf35841 100644 --- a/usr.sbin/bhyve/bhyverun.c +++ b/usr.sbin/bhyve/bhyverun.c @@ -61,6 +61,7 @@ __FBSDID("$FreeBSD$"); #include "mptbl.h" #include "pci_emul.h" #include "pci_lpc.h" +#include "smbiostbl.h" #include "xmsr.h" #include "spinup_ap.h" #include "rtc.h" @@ -82,6 +83,7 @@ typedef int (*vmexit_handler_t)(struct vmctx *, struct vm_exit *, int *vcpu); char *vmname; int guest_ncpus; +char *guest_uuid_str; static int pincpu = -1; static int guest_vmexit_on_hlt, guest_vmexit_on_pause; @@ -141,7 +143,8 @@ usage(int code) " -l: LPC device configuration\n" " -m: memory size in MB\n" " -w: ignore unimplemented MSRs\n" - " -x: local apic is in x2APIC mode\n", + " -x: local apic is in x2APIC mode\n" + " -U: uuid\n", progname, (int)strlen(progname), ""); exit(code); @@ -599,7 +602,7 @@ main(int argc, char *argv[]) guest_ncpus = 1; memsize = 256 * MB; - while ((c = getopt(argc, argv, "abehwxAHIPWp:g:c:s:m:l:")) != -1) { + while ((c = getopt(argc, argv, "abehwxAHIPWp:g:c:s:m:l:U:")) != -1) { switch (c) { case 'a': x2apic_mode = 0; @@ -653,6 +656,9 @@ main(int argc, char *argv[]) case 'e': strictio = 1; break; + case 'U': + guest_uuid_str = optarg; + break; case 'w': strictmsr = 0; break; @@ -723,6 +729,9 @@ main(int argc, char *argv[]) */ mptable_build(ctx, guest_ncpus); + error = smbios_build(ctx); + assert(error == 0); + if (acpi) { error = acpi_build(ctx, guest_ncpus); assert(error == 0); diff --git a/usr.sbin/bhyve/bhyverun.h b/usr.sbin/bhyve/bhyverun.h index f5246d4..738d5b6 100644 --- a/usr.sbin/bhyve/bhyverun.h +++ b/usr.sbin/bhyve/bhyverun.h @@ -37,6 +37,7 @@ struct vmctx; extern int guest_ncpus; +extern char *guest_uuid_str; extern char *vmname; void *paddr_guest2host(struct vmctx *ctx, uintptr_t addr, size_t len); diff --git a/usr.sbin/bhyve/smbiostbl.c b/usr.sbin/bhyve/smbiostbl.c new file mode 100644 index 0000000..9d1cfb3 --- /dev/null +++ b/usr.sbin/bhyve/smbiostbl.c @@ -0,0 +1,832 @@ +/*- + * Copyright (c) 2014 Tycho Nightingale <tycho.nightingale@pluribusnetworks.com> + * 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 THE AUTHOR ``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 THE AUTHOR 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. + */ + +#include <sys/cdefs.h> +__FBSDID("$FreeBSD$"); + +#include <sys/param.h> + +#include <assert.h> +#include <errno.h> +#include <md5.h> +#include <stdio.h> +#include <string.h> +#include <unistd.h> +#include <uuid.h> + +#include <machine/vmm.h> +#include <vmmapi.h> + +#include "bhyverun.h" +#include "smbiostbl.h" + +#define MB (1024*1024) +#define GB (1024ULL*1024*1024) + +#define SMBIOS_BASE 0xF1000 + +/* BHYVE_ACPI_BASE - SMBIOS_BASE) */ +#define SMBIOS_MAX_LENGTH (0xF2400 - 0xF1000) + +#define SMBIOS_TYPE_BIOS 0 +#define SMBIOS_TYPE_SYSTEM 1 +#define SMBIOS_TYPE_CHASSIS 3 +#define SMBIOS_TYPE_PROCESSOR 4 +#define SMBIOS_TYPE_MEMARRAY 16 +#define SMBIOS_TYPE_MEMDEVICE 17 +#define SMBIOS_TYPE_MEMARRAYMAP 19 +#define SMBIOS_TYPE_BOOT 32 +#define SMBIOS_TYPE_EOT 127 + +struct smbios_structure { + uint8_t type; + uint8_t length; + uint16_t handle; +} __packed; + +typedef int (*initializer_func_t)(struct smbios_structure *template_entry, + const char **template_strings, char *curaddr, char **endaddr, + uint16_t *n, uint16_t *size); + +struct smbios_template_entry { + struct smbios_structure *entry; + const char **strings; + initializer_func_t initializer; +}; + +/* + * SMBIOS Structure Table Entry Point + */ +#define SMBIOS_ENTRY_EANCHOR "_SM_" +#define SMBIOS_ENTRY_EANCHORLEN 4 +#define SMBIOS_ENTRY_IANCHOR "_DMI_" +#define SMBIOS_ENTRY_IANCHORLEN 5 + +struct smbios_entry_point { + char eanchor[4]; /* anchor tag */ + uint8_t echecksum; /* checksum of entry point structure */ + uint8_t eplen; /* length in bytes of entry point */ + uint8_t major; /* major version of the SMBIOS spec */ + uint8_t minor; /* minor version of the SMBIOS spec */ + uint16_t maxssize; /* maximum size in bytes of a struct */ + uint8_t revision; /* entry point structure revision */ + uint8_t format[5]; /* entry point rev-specific data */ + char ianchor[5]; /* intermediate anchor tag */ + uint8_t ichecksum; /* intermediate checksum */ + uint16_t stlen; /* len in bytes of structure table */ + uint32_t staddr; /* physical addr of structure table */ + uint16_t stnum; /* number of structure table entries */ + uint8_t bcdrev; /* BCD value representing DMI ver */ +} __packed; + +/* + * BIOS Information + */ +#define SMBIOS_FL_ISA 0x00000010 /* ISA is supported */ +#define SMBIOS_FL_PCI 0x00000080 /* PCI is supported */ +#define SMBIOS_FL_SHADOW 0x00001000 /* BIOS shadowing is allowed */ +#define SMBIOS_FL_CDBOOT 0x00008000 /* Boot from CD is supported */ +#define SMBIOS_FL_SELBOOT 0x00010000 /* Selectable Boot supported */ +#define SMBIOS_FL_EDD 0x00080000 /* EDD Spec is supported */ + +#define SMBIOS_XB1_FL_ACPI 0x00000001 /* ACPI is supported */ + +#define SMBIOS_XB2_FL_BBS 0x00000001 /* BIOS Boot Specification */ +#define SMBIOS_XB2_FL_VM 0x00000010 /* Virtual Machine */ + +struct smbios_table_type0 { + struct smbios_structure header; + uint8_t vendor; /* vendor string */ + uint8_t version; /* version string */ + uint16_t segment; /* address segment location */ + uint8_t rel_date; /* release date */ + uint8_t size; /* rom size */ + uint64_t cflags; /* characteristics */ + uint8_t xc_bytes[2]; /* characteristics ext bytes */ + uint8_t sb_major_rel; /* system bios version */ + uint8_t sb_minor_rele; + uint8_t ecfw_major_rel; /* embedded ctrl fw version */ + uint8_t ecfw_minor_rel; +} __packed; + +/* + * System Information + */ +#define SMBIOS_WAKEUP_SWITCH 0x06 /* power switch */ + +struct smbios_table_type1 { + struct smbios_structure header; + uint8_t manufacturer; /* manufacturer string */ + uint8_t product; /* product name string */ + uint8_t version; /* version string */ + uint8_t serial; /* serial number string */ + uint8_t uuid[16]; /* uuid byte array */ + uint8_t wakeup; /* wake-up event */ + uint8_t sku; /* sku number string */ + uint8_t family; /* family name string */ +} __packed; + +/* + * System Enclosure or Chassis + */ +#define SMBIOS_CHT_UNKNOWN 0x02 /* unknown */ + +#define SMBIOS_CHST_SAFE 0x03 /* safe */ + +#define SMBIOS_CHSC_NONE 0x03 /* none */ + +struct smbios_table_type3 { + struct smbios_structure header; + uint8_t manufacturer; /* manufacturer string */ + uint8_t type; /* type */ + uint8_t version; /* version string */ + uint8_t serial; /* serial number string */ + uint8_t asset; /* asset tag string */ + uint8_t bustate; /* boot-up state */ + uint8_t psstate; /* power supply state */ + uint8_t tstate; /* thermal state */ + uint8_t security; /* security status */ + uint8_t uheight; /* height in 'u's */ + uint8_t cords; /* number of power cords */ + uint8_t elems; /* number of element records */ + uint8_t elemlen; /* length of records */ + uint8_t sku; /* sku number string */ +} __packed; + +/* + * Processor Information + */ +#define SMBIOS_PRT_CENTRAL 0x03 /* central processor */ + +#define SMBIOS_PRF_OTHER 0x01 /* other */ + +#define SMBIOS_PRS_PRESENT 0x40 /* socket is populated */ +#define SMBIOS_PRS_ENABLED 0x1 /* enabled */ + +#define SMBIOS_PRU_NONE 0x06 /* none */ + +#define SMBIOS_PFL_64B 0x04 /* 64-bit capable */ + +struct smbios_table_type4 { + struct smbios_structure header; + uint8_t socket; /* socket designation string */ + uint8_t type; /* processor type */ + uint8_t family; /* processor family */ + uint8_t manufacturer; /* manufacturer string */ + uint64_t cpuid; /* processor cpuid */ + uint8_t version; /* version string */ + uint8_t voltage; /* voltage */ + uint16_t clkspeed; /* ext clock speed in mhz */ + uint16_t maxspeed; /* maximum speed in mhz */ + uint16_t curspeed; /* current speed in mhz */ + uint8_t status; /* status */ + uint8_t upgrade; /* upgrade */ + uint16_t l1handle; /* l1 cache handle */ + uint16_t l2handle; /* l2 cache handle */ + uint16_t l3handle; /* l3 cache handle */ + uint8_t serial; /* serial number string */ + uint8_t asset; /* asset tag string */ + uint8_t part; /* part number string */ + uint8_t cores; /* cores per socket */ + uint8_t ecores; /* enabled cores */ + uint8_t threads; /* threads per socket */ + uint16_t cflags; /* processor characteristics */ + uint16_t family2; /* processor family 2 */ +} __packed; + +/* + * Physical Memory Array + */ +#define SMBIOS_MAL_SYSMB 0x03 /* system board or motherboard */ + +#define SMBIOS_MAU_SYSTEM 0x03 /* system memory */ + +#define SMBIOS_MAE_NONE 0x03 /* none */ + +struct smbios_table_type16 { + struct smbios_structure header; + uint8_t location; /* physical device location */ + uint8_t use; /* device functional purpose */ + uint8_t ecc; /* err detect/correct method */ + uint32_t size; /* max mem capacity in kb */ + uint16_t errhand; /* handle of error (if any) */ + uint16_t ndevs; /* num of slots or sockets */ + uint64_t xsize; /* max mem capacity in bytes */ +} __packed; + +/* + * Memory Device + */ +#define SMBIOS_MDFF_UNKNOWN 0x02 /* unknown */ + +#define SMBIOS_MDT_UNKNOWN 0x02 /* unknown */ + +#define SMBIOS_MDF_UNKNOWN 0x0004 /* unknown */ + +struct smbios_table_type17 { + struct smbios_structure header; + uint16_t arrayhand; /* handle of physl mem array */ + uint16_t errhand; /* handle of mem error data */ + uint16_t twidth; /* total width in bits */ + uint16_t dwidth; /* data width in bits */ + uint16_t size; /* size in bytes */ + uint8_t form; /* form factor */ + uint8_t set; /* set */ + uint8_t dloc; /* device locator string */ + uint8_t bloc; /* phys bank locator string */ + uint8_t type; /* memory type */ + uint16_t flags; /* memory characteristics */ + uint16_t maxspeed; /* maximum speed in mhz */ + uint8_t manufacturer; /* manufacturer string */ + uint8_t serial; /* serial number string */ + uint8_t asset; /* asset tag string */ + uint8_t part; /* part number string */ + uint8_t attributes; /* attributes */ + uint32_t xsize; /* extended size in mbs */ + uint16_t curspeed; /* current speed in mhz */ + uint16_t minvoltage; /* minimum voltage */ + uint16_t maxvoltage; /* maximum voltage */ + uint16_t curvoltage; /* configured voltage */ +} __packed; + +/* + * Memory Array Mapped Address + */ +struct smbios_table_type19 { + struct smbios_structure header; + uint32_t saddr; /* start phys addr in kb */ + uint32_t eaddr; /* end phys addr in kb */ + uint16_t arrayhand; /* physical mem array handle */ + uint8_t width; /* num of dev in row */ + uint64_t xsaddr; /* start phys addr in bytes */ + uint64_t xeaddr; /* end phys addr in bytes */ +} __packed; + +/* + * System Boot Information + */ +#define SMBIOS_BOOT_NORMAL 0 /* no errors detected */ + +struct smbios_table_type32 { + struct smbios_structure header; + uint8_t reserved[6]; + uint8_t status; /* boot status */ +} __packed; + +/* + * End-of-Table + */ +struct smbios_table_type127 { + struct smbios_structure header; +} __packed; + +struct smbios_table_type0 smbios_type0_template = { + { SMBIOS_TYPE_BIOS, sizeof (struct smbios_table_type0), 0 }, + 1, /* bios vendor string */ + 2, /* bios version string */ + 0xF000, /* bios address segment location */ + 3, /* bios release date */ + 0x0, /* bios size (64k * (n + 1) is the size in bytes) */ + SMBIOS_FL_ISA | SMBIOS_FL_PCI | SMBIOS_FL_SHADOW | + SMBIOS_FL_CDBOOT | SMBIOS_FL_EDD, + { SMBIOS_XB1_FL_ACPI, SMBIOS_XB2_FL_BBS | SMBIOS_XB2_FL_VM }, + 0x0, /* bios major release */ + 0x0, /* bios minor release */ + 0xff, /* embedded controller firmware major release */ + 0xff /* embedded controller firmware minor release */ +}; + +const char *smbios_type0_strings[] = { + "BHYVE", /* vendor string */ + __TIME__, /* bios version string */ + __DATE__, /* bios release date string */ + NULL +}; + +struct smbios_table_type1 smbios_type1_template = { + { SMBIOS_TYPE_SYSTEM, sizeof (struct smbios_table_type1), 0 }, + 1, /* manufacturer string */ + 2, /* product string */ + 3, /* version string */ + 4, /* serial number string */ + { 0 }, + SMBIOS_WAKEUP_SWITCH, + 5, /* sku string */ + 6 /* family string */ +}; + +static int smbios_type1_initializer(struct smbios_structure *template_entry, + const char **template_strings, char *curaddr, char **endaddr, + uint16_t *n, uint16_t *size); + +const char *smbios_type1_strings[] = { + " ", /* manufacturer string */ + "BHYVE", /* product name string */ + "1.0", /* version string */ + "None", /* serial number string */ + "None", /* sku string */ + " ", /* family name string */ + NULL +}; + +struct smbios_table_type3 smbios_type3_template = { + { SMBIOS_TYPE_CHASSIS, sizeof (struct smbios_table_type3), 0 }, + 1, /* manufacturer string */ + SMBIOS_CHT_UNKNOWN, + 2, /* version string */ + 3, /* serial number string */ + 4, /* asset tag string */ + SMBIOS_CHST_SAFE, + SMBIOS_CHST_SAFE, + SMBIOS_CHST_SAFE, + SMBIOS_CHSC_NONE, + 0, /* height in 'u's (0=enclosure height unspecified) */ + 0, /* number of power cords (0=number unspecified) */ + 0, /* number of contained element records */ + 0, /* length of records */ + 5 /* sku number string */ +}; + +const char *smbios_type3_strings[] = { + " ", /* manufacturer string */ + "1.0", /* version string */ + "None", /* serial number string */ + "None", /* asset tag string */ + "None", /* sku number string */ + NULL +}; + +struct smbios_table_type4 smbios_type4_template = { + { SMBIOS_TYPE_PROCESSOR, sizeof (struct smbios_table_type4), 0 }, + 1, /* socket designation string */ + SMBIOS_PRT_CENTRAL, + SMBIOS_PRF_OTHER, + 2, /* manufacturer string */ + 0, /* cpuid */ + 3, /* version string */ + 0, /* voltage */ + 0, /* external clock frequency in mhz (0=unknown) */ + 0, /* maximum frequency in mhz (0=unknown) */ + 0, /* current frequency in mhz (0=unknown) */ + SMBIOS_PRS_PRESENT | SMBIOS_PRS_ENABLED, + SMBIOS_PRU_NONE, + -1, /* l1 cache handle */ + -1, /* l2 cache handle */ + -1, /* l3 cache handle */ + 4, /* serial number string */ + 5, /* asset tag string */ + 6, /* part number string */ + 0, /* cores per socket (0=unknown) */ + 0, /* enabled cores per socket (0=unknown) */ + 0, /* threads per socket (0=unknown) */ + SMBIOS_PFL_64B, + SMBIOS_PRF_OTHER +}; + +const char *smbios_type4_strings[] = { + " ", /* socket designation string */ + " ", /* manufacturer string */ + " ", /* version string */ + "None", /* serial number string */ + "None", /* asset tag string */ + "None", /* part number string */ + NULL +}; + +static int smbios_type4_initializer(struct smbios_structure *template_entry, + const char **template_strings, char *curaddr, char **endaddr, + uint16_t *n, uint16_t *size); + +struct smbios_table_type16 smbios_type16_template = { + { SMBIOS_TYPE_MEMARRAY, sizeof (struct smbios_table_type16), 0 }, + SMBIOS_MAL_SYSMB, + SMBIOS_MAU_SYSTEM, + SMBIOS_MAE_NONE, + 0x80000000, /* max mem capacity in kb (0x80000000=use extended) */ + -1, /* handle of error (if any) */ + 0, /* number of slots or sockets (TBD) */ + 0 /* extended maximum memory capacity in bytes (TBD) */ +}; + +static int smbios_type16_initializer(struct smbios_structure *template_entry, + const char **template_strings, char *curaddr, char **endaddr, + uint16_t *n, uint16_t *size); + +struct smbios_table_type17 smbios_type17_template = { + { SMBIOS_TYPE_MEMDEVICE, sizeof (struct smbios_table_type17), 0 }, + -1, /* handle of physical memory array */ + -1, /* handle of memory error data */ + 64, /* total width in bits including ecc */ + 64, /* data width in bits */ + 0x7fff, /* size in bytes (0x7fff=use extended)*/ + SMBIOS_MDFF_UNKNOWN, + 0, /* set (0x00=none, 0xff=unknown) */ + 1, /* device locator string */ + 2, /* physical bank locator string */ + SMBIOS_MDT_UNKNOWN, + SMBIOS_MDF_UNKNOWN, + 0, /* maximum memory speed in mhz (0=unknown) */ + 3, /* manufacturer string */ + 4, /* serial number string */ + 5, /* asset tag string */ + 6, /* part number string */ + 0, /* attributes (0=unknown rank information) */ + 0, /* extended size in mb (TBD) */ + 0, /* current speed in mhz (0=unknown) */ + 0, /* minimum voltage in mv (0=unknown) */ + 0, /* maximum voltage in mv (0=unknown) */ + 0 /* configured voltage in mv (0=unknown) */ +}; + +const char *smbios_type17_strings[] = { + " ", /* device locator string */ + " ", /* physical bank locator string */ + " ", /* manufacturer string */ + "None", /* serial number string */ + "None", /* asset tag string */ + "None", /* part number string */ + NULL +}; + +static int smbios_type17_initializer(struct smbios_structure *template_entry, + const char **template_strings, char *curaddr, char **endaddr, + uint16_t *n, uint16_t *size); + +struct smbios_table_type19 smbios_type19_template = { + { SMBIOS_TYPE_MEMARRAYMAP, sizeof (struct smbios_table_type19), 0 }, + 0xffffffff, /* starting phys addr in kb (0xffffffff=use ext) */ + 0xffffffff, /* ending phys addr in kb (0xffffffff=use ext) */ + -1, /* physical memory array handle */ + 1, /* number of devices that form a row */ + 0, /* extended starting phys addr in bytes (TDB) */ + 0 /* extended ending phys addr in bytes (TDB) */ +}; + +static int smbios_type19_initializer(struct smbios_structure *template_entry, + const char **template_strings, char *curaddr, char **endaddr, + uint16_t *n, uint16_t *size); + +struct smbios_table_type32 smbios_type32_template = { + { SMBIOS_TYPE_BOOT, sizeof (struct smbios_table_type32), 0 }, + { 0, 0, 0, 0, 0, 0 }, + SMBIOS_BOOT_NORMAL +}; + +struct smbios_table_type127 smbios_type127_template = { + { SMBIOS_TYPE_EOT, sizeof (struct smbios_table_type127), 0 } +}; + +static int smbios_generic_initializer(struct smbios_structure *template_entry, + const char **template_strings, char *curaddr, char **endaddr, + uint16_t *n, uint16_t *size); + +static struct smbios_template_entry smbios_template[] = { + { (struct smbios_structure *)&smbios_type0_template, + smbios_type0_strings, + smbios_generic_initializer }, + { (struct smbios_structure *)&smbios_type1_template, + smbios_type1_strings, + smbios_type1_initializer }, + { (struct smbios_structure *)&smbios_type3_template, + smbios_type3_strings, + smbios_generic_initializer }, + { (struct smbios_structure *)&smbios_type4_template, + smbios_type4_strings, + smbios_type4_initializer }, + { (struct smbios_structure *)&smbios_type16_template, + NULL, + smbios_type16_initializer }, + { (struct smbios_structure *)&smbios_type17_template, + smbios_type17_strings, + smbios_type17_initializer }, + { (struct smbios_structure *)&smbios_type19_template, + NULL, + smbios_type19_initializer }, + { (struct smbios_structure *)&smbios_type32_template, + NULL, + smbios_generic_initializer }, + { (struct smbios_structure *)&smbios_type127_template, + NULL, + smbios_generic_initializer }, + { NULL,NULL, NULL } +}; + +static uint64_t guest_lomem, guest_himem; +static uint16_t type16_handle; + +static int +smbios_generic_initializer(struct smbios_structure *template_entry, + const char **template_strings, char *curaddr, char **endaddr, + uint16_t *n, uint16_t *size) +{ + struct smbios_structure *entry; + + memcpy(curaddr, template_entry, template_entry->length); + entry = (struct smbios_structure *)curaddr; + entry->handle = *n + 1; + curaddr += entry->length; + if (template_strings != NULL) { + int i; + + for (i = 0; template_strings[i] != NULL; i++) { + const char *string; + int len; + + string = template_strings[i]; + len = strlen(string) + 1; + memcpy(curaddr, string, len); + curaddr += len; + } + *curaddr = '\0'; + curaddr++; + } else { + /* Minimum string section is double nul */ + *curaddr = '\0'; + curaddr++; + *curaddr = '\0'; + curaddr++; + } + (*n)++; + *endaddr = curaddr; + + return (0); +} + +static int +smbios_type1_initializer(struct smbios_structure *template_entry, + const char **template_strings, char *curaddr, char **endaddr, + uint16_t *n, uint16_t *size) +{ + struct smbios_table_type1 *type1; + + smbios_generic_initializer(template_entry, template_strings, + curaddr, endaddr, n, size); + type1 = (struct smbios_table_type1 *)curaddr; + + if (guest_uuid_str != NULL) { + uuid_t uuid; + uint32_t status; + + uuid_from_string(guest_uuid_str, &uuid, &status); + if (status != uuid_s_ok) + return (-1); + + uuid_enc_le(&type1->uuid, &uuid); + } else { + MD5_CTX mdctx; + u_char digest[16]; + char hostname[MAXHOSTNAMELEN]; + + /* + * Universally unique and yet reproducible are an + * oxymoron, however reproducible is desirable in + * this case. + */ + if (gethostname(hostname, sizeof(hostname))) + return (-1); + + MD5Init(&mdctx); + MD5Update(&mdctx, vmname, strlen(vmname)); + MD5Update(&mdctx, hostname, sizeof(hostname)); + MD5Final(digest, &mdctx); + + /* + * Set the variant and version number. + */ + digest[6] &= 0x0F; + digest[6] |= 0x30; /* version 3 */ + digest[8] &= 0x3F; + digest[8] |= 0x80; + + memcpy(&type1->uuid, digest, sizeof (digest)); + } + + return (0); +} + +static int +smbios_type4_initializer(struct smbios_structure *template_entry, + const char **template_strings, char *curaddr, char **endaddr, + uint16_t *n, uint16_t *size) +{ + int i; + + for (i = 0; i < guest_ncpus; i++) { + struct smbios_table_type4 *type4; + char *p; + int nstrings, len; + + smbios_generic_initializer(template_entry, template_strings, + curaddr, endaddr, n, size); + type4 = (struct smbios_table_type4 *)curaddr; + p = curaddr + sizeof (struct smbios_table_type4); + nstrings = 0; + while (p < *endaddr - 1) { + if (*p++ == '\0') + nstrings++; + } + len = sprintf(*endaddr - 1, "CPU #%d", i) + 1; + *endaddr += len - 1; + *(*endaddr) = '\0'; + (*endaddr)++; + type4->socket = nstrings + 1; + curaddr = *endaddr; + } + + return (0); +} + +static int +smbios_type16_initializer(struct smbios_structure *template_entry, + const char **template_strings, char *curaddr, char **endaddr, + uint16_t *n, uint16_t *size) +{ + struct smbios_table_type16 *type16; + + type16_handle = *n; + smbios_generic_initializer(template_entry, template_strings, + curaddr, endaddr, n, size); + type16 = (struct smbios_table_type16 *)curaddr; + type16->xsize = guest_lomem + guest_himem; + type16->ndevs = guest_himem > 0 ? 2 : 1; + + return (0); +} + +static int +smbios_type17_initializer(struct smbios_structure *template_entry, + const char **template_strings, char *curaddr, char **endaddr, + uint16_t *n, uint16_t *size) +{ + struct smbios_table_type17 *type17; + + smbios_generic_initializer(template_entry, template_strings, + curaddr, endaddr, n, size); + type17 = (struct smbios_table_type17 *)curaddr; + type17->arrayhand = type16_handle; + type17->xsize = guest_lomem; + + if (guest_himem > 0) { + curaddr = *endaddr; + smbios_generic_initializer(template_entry, template_strings, + curaddr, endaddr, n, size); + type17 = (struct smbios_table_type17 *)curaddr; + type17->arrayhand = type16_handle; + type17->xsize = guest_himem; + } + + return (0); +} + +static int +smbios_type19_initializer(struct smbios_structure *template_entry, + const char **template_strings, char *curaddr, char **endaddr, + uint16_t *n, uint16_t *size) +{ + struct smbios_table_type19 *type19; + + smbios_generic_initializer(template_entry, template_strings, + curaddr, endaddr, n, size); + type19 = (struct smbios_table_type19 *)curaddr; + type19->arrayhand = type16_handle; + type19->xsaddr = 0; + type19->xeaddr = guest_lomem; + + if (guest_himem > 0) { + curaddr = *endaddr; + smbios_generic_initializer(template_entry, template_strings, + curaddr, endaddr, n, size); + type19 = (struct smbios_table_type19 *)curaddr; + type19->arrayhand = type16_handle; + type19->xsaddr = 4*GB; + type19->xeaddr = guest_himem; + } + + return (0); +} + +static void +smbios_ep_initializer(struct smbios_entry_point *smbios_ep, uint32_t staddr) +{ + memset(smbios_ep, 0, sizeof(*smbios_ep)); + memcpy(smbios_ep->eanchor, SMBIOS_ENTRY_EANCHOR, + SMBIOS_ENTRY_EANCHORLEN); + smbios_ep->eplen = 0x1F; + assert(sizeof (struct smbios_entry_point) == smbios_ep->eplen); + smbios_ep->major = 2; + smbios_ep->minor = 4; + smbios_ep->revision = 0; + memcpy(smbios_ep->ianchor, SMBIOS_ENTRY_IANCHOR, + SMBIOS_ENTRY_IANCHORLEN); + smbios_ep->staddr = staddr; + smbios_ep->bcdrev = 0x24; +} + +static void +smbios_ep_finalizer(struct smbios_entry_point *smbios_ep, uint16_t len, + uint16_t num, uint16_t maxssize) +{ + uint8_t checksum; + int i; + + smbios_ep->maxssize = maxssize; + smbios_ep->stlen = len; + smbios_ep->stnum = num; + + checksum = 0; + for (i = 0x10; i < 0x1f; i++) { + checksum -= ((uint8_t *)smbios_ep)[i]; + } + smbios_ep->ichecksum = checksum; + + checksum = 0; + for (i = 0; i < 0x1f; i++) { + checksum -= ((uint8_t *)smbios_ep)[i]; + } + smbios_ep->echecksum = checksum; +} + +int +smbios_build(struct vmctx *ctx) +{ + struct smbios_entry_point *smbios_ep; + uint16_t n; + uint16_t maxssize; + char *curaddr, *startaddr, *ststartaddr; + int i; + int err; + + err = vm_get_memory_seg(ctx, 0, &guest_lomem, NULL); + if (err != 0) + return (err); + + err = vm_get_memory_seg(ctx, 4*GB, &guest_himem, NULL); + if (err != 0) + return (err); + + startaddr = paddr_guest2host(ctx, SMBIOS_BASE, SMBIOS_MAX_LENGTH); + if (startaddr == NULL) { + fprintf(stderr, "smbios table requires mapped mem\n"); + return (ENOMEM); + } + + curaddr = startaddr; + + smbios_ep = (struct smbios_entry_point *)curaddr; + smbios_ep_initializer(smbios_ep, SMBIOS_BASE + + sizeof(struct smbios_entry_point)); + curaddr += sizeof(struct smbios_entry_point); + ststartaddr = curaddr; + + n = 0; + maxssize = 0; + for (i = 0; smbios_template[i].entry != NULL; i++) { + struct smbios_structure *entry; + const char **strings; + initializer_func_t initializer; + char *endaddr; + uint16_t size; + + entry = smbios_template[i].entry; + strings = smbios_template[i].strings; + initializer = smbios_template[i].initializer; + + err = (*initializer)(entry, strings, curaddr, &endaddr, + &n, &size); + if (err != 0) + return (err); + + if (size > maxssize) + maxssize = size; + + curaddr = endaddr; + } + + assert(curaddr - startaddr < SMBIOS_MAX_LENGTH); + smbios_ep_finalizer(smbios_ep, curaddr - ststartaddr, n, maxssize); + + return (0); +} diff --git a/usr.sbin/bhyve/smbiostbl.h b/usr.sbin/bhyve/smbiostbl.h new file mode 100644 index 0000000..e8b3a4f --- /dev/null +++ b/usr.sbin/bhyve/smbiostbl.h @@ -0,0 +1,36 @@ +/*- + * Copyright (c) 2014 Tycho Nightingale <tycho.nightingale@pluribusnetworks.com> + * 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 THE AUTHOR ``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 THE AUTHOR 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. + * + * $FreeBSD$ + */ + +#ifndef _SMBIOSTBL_H_ +#define _SMBIOSTBL_H_ + +struct vmctx; + +int smbios_build(struct vmctx *ctx); + +#endif /* _SMBIOSTBL_H_ */ |
