diff options
Diffstat (limited to 'usr.sbin/acpi/acpidump/acpi.c')
| -rw-r--r-- | usr.sbin/acpi/acpidump/acpi.c | 1577 |
1 files changed, 1577 insertions, 0 deletions
diff --git a/usr.sbin/acpi/acpidump/acpi.c b/usr.sbin/acpi/acpidump/acpi.c new file mode 100644 index 0000000..52a9e8a --- /dev/null +++ b/usr.sbin/acpi/acpidump/acpi.c @@ -0,0 +1,1577 @@ +/*- + * Copyright (c) 1998 Doug Rabson + * Copyright (c) 2000 Mitsuru IWASAKI <iwasaki@FreeBSD.org> + * 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 AND CONTRIBUTORS ``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. + * + * $FreeBSD$ + */ + +#include <sys/param.h> +#include <sys/endian.h> +#include <sys/stat.h> +#include <sys/wait.h> +#include <assert.h> +#include <err.h> +#include <fcntl.h> +#include <paths.h> +#include <stdio.h> +#include <stdint.h> +#include <stdlib.h> +#include <string.h> +#include <unistd.h> + +#include "acpidump.h" + +#define BEGIN_COMMENT "/*\n" +#define END_COMMENT " */\n" + +static void acpi_print_string(char *s, size_t length); +static void acpi_print_gas(ACPI_GENERIC_ADDRESS *gas); +static int acpi_get_fadt_revision(ACPI_TABLE_FADT *fadt); +static void acpi_handle_fadt(ACPI_TABLE_HEADER *fadt); +static void acpi_print_cpu(u_char cpu_id); +static void acpi_print_cpu_uid(uint32_t uid, char *uid_string); +static void acpi_print_local_apic(uint32_t apic_id, uint32_t flags); +static void acpi_print_io_apic(uint32_t apic_id, uint32_t int_base, + uint64_t apic_addr); +static void acpi_print_mps_flags(uint16_t flags); +static void acpi_print_intr(uint32_t intr, uint16_t mps_flags); +static void acpi_print_local_nmi(u_int lint, uint16_t mps_flags); +static void acpi_print_madt(ACPI_SUBTABLE_HEADER *mp); +static void acpi_handle_madt(ACPI_TABLE_HEADER *sdp); +static void acpi_handle_ecdt(ACPI_TABLE_HEADER *sdp); +static void acpi_handle_hpet(ACPI_TABLE_HEADER *sdp); +static void acpi_handle_mcfg(ACPI_TABLE_HEADER *sdp); +static void acpi_handle_slit(ACPI_TABLE_HEADER *sdp); +static void acpi_print_srat_cpu(uint32_t apic_id, uint32_t proximity_domain, + uint32_t flags); +static void acpi_print_srat_memory(ACPI_SRAT_MEM_AFFINITY *mp); +static void acpi_print_srat(ACPI_SUBTABLE_HEADER *srat); +static void acpi_handle_srat(ACPI_TABLE_HEADER *sdp); +static void acpi_handle_tcpa(ACPI_TABLE_HEADER *sdp); +static void acpi_print_sdt(ACPI_TABLE_HEADER *sdp); +static void acpi_print_fadt(ACPI_TABLE_HEADER *sdp); +static void acpi_print_facs(ACPI_TABLE_FACS *facs); +static void acpi_print_dsdt(ACPI_TABLE_HEADER *dsdp); +static ACPI_TABLE_HEADER *acpi_map_sdt(vm_offset_t pa); +static void acpi_print_rsd_ptr(ACPI_TABLE_RSDP *rp); +static void acpi_handle_rsdt(ACPI_TABLE_HEADER *rsdp); +static void acpi_walk_subtables(ACPI_TABLE_HEADER *table, void *first, + void (*action)(ACPI_SUBTABLE_HEADER *)); + +/* Size of an address. 32-bit for ACPI 1.0, 64-bit for ACPI 2.0 and up. */ +static int addr_size; + +/* Strings used in the TCPA table */ +static const char *tcpa_event_type_strings[] = { + "PREBOOT Certificate", + "POST Code", + "Unused", + "No Action", + "Separator", + "Action", + "Event Tag", + "S-CRTM Contents", + "S-CRTM Version", + "CPU Microcode", + "Platform Config Flags", + "Table of Devices", + "Compact Hash", + "IPL", + "IPL Partition Data", + "Non-Host Code", + "Non-Host Config", + "Non-Host Info" +}; + +static const char *TCPA_pcclient_strings[] = { + "<undefined>", + "SMBIOS", + "BIS Certificate", + "POST BIOS ROM Strings", + "ESCD", + "CMOS", + "NVRAM", + "Option ROM Execute", + "Option ROM Configurateion", + "<undefined>", + "Option ROM Microcode Update ", + "S-CRTM Version String", + "S-CRTM Contents", + "POST Contents", + "Table of Devices", +}; + +#define PRINTFLAG_END() printflag_end() + +static char pf_sep = '{'; + +static void +printflag_end(void) +{ + + if (pf_sep != '{') { + printf("}"); + pf_sep = '{'; + } + printf("\n"); +} + +static void +printflag(uint64_t var, uint64_t mask, const char *name) +{ + + if (var & mask) { + printf("%c%s", pf_sep, name); + pf_sep = ','; + } +} + +static void +acpi_print_string(char *s, size_t length) +{ + int c; + + /* Trim trailing spaces and NULLs */ + while (length > 0 && (s[length - 1] == ' ' || s[length - 1] == '\0')) + length--; + + while (length--) { + c = *s++; + putchar(c); + } +} + +static void +acpi_print_gas(ACPI_GENERIC_ADDRESS *gas) +{ + switch(gas->SpaceId) { + case ACPI_GAS_MEMORY: + if (gas->BitWidth <= 32) + printf("0x%08x:%u[%u] (Memory)", + (u_int)gas->Address, gas->BitOffset, + gas->BitWidth); + else + printf("0x%016jx:%u[%u] (Memory)", + (uintmax_t)gas->Address, gas->BitOffset, + gas->BitWidth); + break; + case ACPI_GAS_IO: + printf("0x%02x:%u[%u] (IO)", (u_int)gas->Address, + gas->BitOffset, gas->BitWidth); + break; + case ACPI_GAS_PCI: + printf("%x:%x+0x%x (PCI)", (uint16_t)(gas->Address >> 32), + (uint16_t)((gas->Address >> 16) & 0xffff), + (uint16_t)gas->Address); + break; + /* XXX How to handle these below? */ + case ACPI_GAS_EMBEDDED: + printf("0x%x:%u[%u] (EC)", (uint16_t)gas->Address, + gas->BitOffset, gas->BitWidth); + break; + case ACPI_GAS_SMBUS: + printf("0x%x:%u[%u] (SMBus)", (uint16_t)gas->Address, + gas->BitOffset, gas->BitWidth); + break; + case ACPI_GAS_CMOS: + case ACPI_GAS_PCIBAR: + case ACPI_GAS_DATATABLE: + case ACPI_GAS_FIXED: + default: + printf("0x%016jx (?)", (uintmax_t)gas->Address); + break; + } +} + +/* The FADT revision indicates whether we use the DSDT or X_DSDT addresses. */ +static int +acpi_get_fadt_revision(ACPI_TABLE_FADT *fadt) +{ + int fadt_revision; + + /* Set the FADT revision separately from the RSDP version. */ + if (addr_size == 8) { + fadt_revision = 2; + + /* + * A few systems (e.g., IBM T23) have an RSDP that claims + * revision 2 but the 64 bit addresses are invalid. If + * revision 2 and the 32 bit address is non-zero but the + * 32 and 64 bit versions don't match, prefer the 32 bit + * version for all subsequent tables. + */ + if (fadt->Facs != 0 && + (fadt->XFacs & 0xffffffff) != fadt->Facs) + fadt_revision = 1; + } else + fadt_revision = 1; + return (fadt_revision); +} + +static void +acpi_handle_fadt(ACPI_TABLE_HEADER *sdp) +{ + ACPI_TABLE_HEADER *dsdp; + ACPI_TABLE_FACS *facs; + ACPI_TABLE_FADT *fadt; + int fadt_revision; + + fadt = (ACPI_TABLE_FADT *)sdp; + acpi_print_fadt(sdp); + + fadt_revision = acpi_get_fadt_revision(fadt); + if (fadt_revision == 1) + facs = (ACPI_TABLE_FACS *)acpi_map_sdt(fadt->Facs); + else + facs = (ACPI_TABLE_FACS *)acpi_map_sdt(fadt->XFacs); + if (memcmp(facs->Signature, ACPI_SIG_FACS, 4) != 0 || facs->Length < 64) + errx(1, "FACS is corrupt"); + acpi_print_facs(facs); + + if (fadt_revision == 1) + dsdp = (ACPI_TABLE_HEADER *)acpi_map_sdt(fadt->Dsdt); + else + dsdp = (ACPI_TABLE_HEADER *)acpi_map_sdt(fadt->XDsdt); + if (acpi_checksum(dsdp, dsdp->Length)) + errx(1, "DSDT is corrupt"); + acpi_print_dsdt(dsdp); +} + +static void +acpi_walk_subtables(ACPI_TABLE_HEADER *table, void *first, + void (*action)(ACPI_SUBTABLE_HEADER *)) +{ + ACPI_SUBTABLE_HEADER *subtable; + char *end; + + subtable = first; + end = (char *)table + table->Length; + while ((char *)subtable < end) { + printf("\n"); + action(subtable); + subtable = (ACPI_SUBTABLE_HEADER *)((char *)subtable + + subtable->Length); + } +} + +static void +acpi_print_cpu(u_char cpu_id) +{ + + printf("\tACPI CPU="); + if (cpu_id == 0xff) + printf("ALL\n"); + else + printf("%d\n", (u_int)cpu_id); +} + +static void +acpi_print_cpu_uid(uint32_t uid, char *uid_string) +{ + + printf("\tUID=%d", uid); + if (uid_string != NULL) + printf(" (%s)", uid_string); + printf("\n"); +} + +static void +acpi_print_local_apic(uint32_t apic_id, uint32_t flags) +{ + + printf("\tFlags={"); + if (flags & ACPI_MADT_ENABLED) + printf("ENABLED"); + else + printf("DISABLED"); + printf("}\n"); + printf("\tAPIC ID=%d\n", apic_id); +} + +static void +acpi_print_io_apic(uint32_t apic_id, uint32_t int_base, uint64_t apic_addr) +{ + + printf("\tAPIC ID=%d\n", apic_id); + printf("\tINT BASE=%d\n", int_base); + printf("\tADDR=0x%016jx\n", (uintmax_t)apic_addr); +} + +static void +acpi_print_mps_flags(uint16_t flags) +{ + + printf("\tFlags={Polarity="); + switch (flags & ACPI_MADT_POLARITY_MASK) { + case ACPI_MADT_POLARITY_CONFORMS: + printf("conforming"); + break; + case ACPI_MADT_POLARITY_ACTIVE_HIGH: + printf("active-hi"); + break; + case ACPI_MADT_POLARITY_ACTIVE_LOW: + printf("active-lo"); + break; + default: + printf("0x%x", flags & ACPI_MADT_POLARITY_MASK); + break; + } + printf(", Trigger="); + switch (flags & ACPI_MADT_TRIGGER_MASK) { + case ACPI_MADT_TRIGGER_CONFORMS: + printf("conforming"); + break; + case ACPI_MADT_TRIGGER_EDGE: + printf("edge"); + break; + case ACPI_MADT_TRIGGER_LEVEL: + printf("level"); + break; + default: + printf("0x%x", (flags & ACPI_MADT_TRIGGER_MASK) >> 2); + } + printf("}\n"); +} + +static void +acpi_print_intr(uint32_t intr, uint16_t mps_flags) +{ + + printf("\tINTR=%d\n", intr); + acpi_print_mps_flags(mps_flags); +} + +static void +acpi_print_local_nmi(u_int lint, uint16_t mps_flags) +{ + + printf("\tLINT Pin=%d\n", lint); + acpi_print_mps_flags(mps_flags); +} + +static const char *apic_types[] = { "Local APIC", "IO APIC", "INT Override", + "NMI", "Local APIC NMI", + "Local APIC Override", "IO SAPIC", + "Local SAPIC", "Platform Interrupt", + "Local X2APIC", "Local X2APIC NMI" }; +static const char *platform_int_types[] = { "0 (unknown)", "PMI", "INIT", + "Corrected Platform Error" }; + +static void +acpi_print_madt(ACPI_SUBTABLE_HEADER *mp) +{ + ACPI_MADT_LOCAL_APIC *lapic; + ACPI_MADT_IO_APIC *ioapic; + ACPI_MADT_INTERRUPT_OVERRIDE *over; + ACPI_MADT_NMI_SOURCE *nmi; + ACPI_MADT_LOCAL_APIC_NMI *lapic_nmi; + ACPI_MADT_LOCAL_APIC_OVERRIDE *lapic_over; + ACPI_MADT_IO_SAPIC *iosapic; + ACPI_MADT_LOCAL_SAPIC *lsapic; + ACPI_MADT_INTERRUPT_SOURCE *isrc; + ACPI_MADT_LOCAL_X2APIC *x2apic; + ACPI_MADT_LOCAL_X2APIC_NMI *x2apic_nmi; + + if (mp->Type < sizeof(apic_types) / sizeof(apic_types[0])) + printf("\tType=%s\n", apic_types[mp->Type]); + else + printf("\tType=%d (unknown)\n", mp->Type); + switch (mp->Type) { + case ACPI_MADT_TYPE_LOCAL_APIC: + lapic = (ACPI_MADT_LOCAL_APIC *)mp; + acpi_print_cpu(lapic->ProcessorId); + acpi_print_local_apic(lapic->Id, lapic->LapicFlags); + break; + case ACPI_MADT_TYPE_IO_APIC: + ioapic = (ACPI_MADT_IO_APIC *)mp; + acpi_print_io_apic(ioapic->Id, ioapic->GlobalIrqBase, + ioapic->Address); + break; + case ACPI_MADT_TYPE_INTERRUPT_OVERRIDE: + over = (ACPI_MADT_INTERRUPT_OVERRIDE *)mp; + printf("\tBUS=%d\n", (u_int)over->Bus); + printf("\tIRQ=%d\n", (u_int)over->SourceIrq); + acpi_print_intr(over->GlobalIrq, over->IntiFlags); + break; + case ACPI_MADT_TYPE_NMI_SOURCE: + nmi = (ACPI_MADT_NMI_SOURCE *)mp; + acpi_print_intr(nmi->GlobalIrq, nmi->IntiFlags); + break; + case ACPI_MADT_TYPE_LOCAL_APIC_NMI: + lapic_nmi = (ACPI_MADT_LOCAL_APIC_NMI *)mp; + acpi_print_cpu(lapic_nmi->ProcessorId); + acpi_print_local_nmi(lapic_nmi->Lint, lapic_nmi->IntiFlags); + break; + case ACPI_MADT_TYPE_LOCAL_APIC_OVERRIDE: + lapic_over = (ACPI_MADT_LOCAL_APIC_OVERRIDE *)mp; + printf("\tLocal APIC ADDR=0x%016jx\n", + (uintmax_t)lapic_over->Address); + break; + case ACPI_MADT_TYPE_IO_SAPIC: + iosapic = (ACPI_MADT_IO_SAPIC *)mp; + acpi_print_io_apic(iosapic->Id, iosapic->GlobalIrqBase, + iosapic->Address); + break; + case ACPI_MADT_TYPE_LOCAL_SAPIC: + lsapic = (ACPI_MADT_LOCAL_SAPIC *)mp; + acpi_print_cpu(lsapic->ProcessorId); + acpi_print_local_apic(lsapic->Id, lsapic->LapicFlags); + printf("\tAPIC EID=%d\n", (u_int)lsapic->Eid); + if (mp->Length > __offsetof(ACPI_MADT_LOCAL_SAPIC, Uid)) + acpi_print_cpu_uid(lsapic->Uid, lsapic->UidString); + break; + case ACPI_MADT_TYPE_INTERRUPT_SOURCE: + isrc = (ACPI_MADT_INTERRUPT_SOURCE *)mp; + if (isrc->Type < sizeof(platform_int_types) / + sizeof(platform_int_types[0])) + printf("\tType=%s\n", platform_int_types[isrc->Type]); + else + printf("\tType=%d (unknown)\n", isrc->Type); + printf("\tAPIC ID=%d\n", (u_int)isrc->Id); + printf("\tAPIC EID=%d\n", (u_int)isrc->Eid); + printf("\tSAPIC Vector=%d\n", (u_int)isrc->IoSapicVector); + acpi_print_intr(isrc->GlobalIrq, isrc->IntiFlags); + break; + case ACPI_MADT_TYPE_LOCAL_X2APIC: + x2apic = (ACPI_MADT_LOCAL_X2APIC *)mp; + acpi_print_cpu_uid(x2apic->Uid, NULL); + acpi_print_local_apic(x2apic->LocalApicId, x2apic->LapicFlags); + break; + case ACPI_MADT_TYPE_LOCAL_X2APIC_NMI: + x2apic_nmi = (ACPI_MADT_LOCAL_X2APIC_NMI *)mp; + acpi_print_cpu_uid(x2apic_nmi->Uid, NULL); + acpi_print_local_nmi(x2apic_nmi->Lint, x2apic_nmi->IntiFlags); + break; + } +} + +static void +acpi_handle_madt(ACPI_TABLE_HEADER *sdp) +{ + ACPI_TABLE_MADT *madt; + + printf(BEGIN_COMMENT); + acpi_print_sdt(sdp); + madt = (ACPI_TABLE_MADT *)sdp; + printf("\tLocal APIC ADDR=0x%08x\n", madt->Address); + printf("\tFlags={"); + if (madt->Flags & ACPI_MADT_PCAT_COMPAT) + printf("PC-AT"); + printf("}\n"); + acpi_walk_subtables(sdp, (madt + 1), acpi_print_madt); + printf(END_COMMENT); +} + +static void +acpi_handle_hpet(ACPI_TABLE_HEADER *sdp) +{ + ACPI_TABLE_HPET *hpet; + + printf(BEGIN_COMMENT); + acpi_print_sdt(sdp); + hpet = (ACPI_TABLE_HPET *)sdp; + printf("\tHPET Number=%d\n", hpet->Sequence); + printf("\tADDR="); + acpi_print_gas(&hpet->Address); + printf("\tHW Rev=0x%x\n", hpet->Id & ACPI_HPET_ID_HARDWARE_REV_ID); + printf("\tComparators=%d\n", (hpet->Id & ACPI_HPET_ID_COMPARATORS) >> + 8); + printf("\tCounter Size=%d\n", hpet->Id & ACPI_HPET_ID_COUNT_SIZE_CAP ? + 1 : 0); + printf("\tLegacy IRQ routing capable={"); + if (hpet->Id & ACPI_HPET_ID_LEGACY_CAPABLE) + printf("TRUE}\n"); + else + printf("FALSE}\n"); + printf("\tPCI Vendor ID=0x%04x\n", hpet->Id >> 16); + printf("\tMinimal Tick=%d\n", hpet->MinimumTick); + printf("\tFlags=0x%02x\n", hpet->Flags); + printf(END_COMMENT); +} + +static void +acpi_handle_ecdt(ACPI_TABLE_HEADER *sdp) +{ + ACPI_TABLE_ECDT *ecdt; + + printf(BEGIN_COMMENT); + acpi_print_sdt(sdp); + ecdt = (ACPI_TABLE_ECDT *)sdp; + printf("\tEC_CONTROL="); + acpi_print_gas(&ecdt->Control); + printf("\n\tEC_DATA="); + acpi_print_gas(&ecdt->Data); + printf("\n\tUID=%#x, ", ecdt->Uid); + printf("GPE_BIT=%#x\n", ecdt->Gpe); + printf("\tEC_ID=%s\n", ecdt->Id); + printf(END_COMMENT); +} + +static void +acpi_handle_mcfg(ACPI_TABLE_HEADER *sdp) +{ + ACPI_TABLE_MCFG *mcfg; + ACPI_MCFG_ALLOCATION *alloc; + u_int i, entries; + + printf(BEGIN_COMMENT); + acpi_print_sdt(sdp); + mcfg = (ACPI_TABLE_MCFG *)sdp; + entries = (sdp->Length - sizeof(ACPI_TABLE_MCFG)) / + sizeof(ACPI_MCFG_ALLOCATION); + alloc = (ACPI_MCFG_ALLOCATION *)(mcfg + 1); + for (i = 0; i < entries; i++, alloc++) { + printf("\n"); + printf("\tBase Address=0x%016jx\n", (uintmax_t)alloc->Address); + printf("\tSegment Group=0x%04x\n", alloc->PciSegment); + printf("\tStart Bus=%d\n", alloc->StartBusNumber); + printf("\tEnd Bus=%d\n", alloc->EndBusNumber); + } + printf(END_COMMENT); +} + +static void +acpi_handle_slit(ACPI_TABLE_HEADER *sdp) +{ + ACPI_TABLE_SLIT *slit; + UINT64 i, j; + + printf(BEGIN_COMMENT); + acpi_print_sdt(sdp); + slit = (ACPI_TABLE_SLIT *)sdp; + printf("\tLocality Count=%ju\n", (uintmax_t)slit->LocalityCount); + printf("\n\t "); + for (i = 0; i < slit->LocalityCount; i++) + printf(" %3ju", (uintmax_t)i); + printf("\n\t +"); + for (i = 0; i < slit->LocalityCount; i++) + printf("----"); + printf("\n"); + for (i = 0; i < slit->LocalityCount; i++) { + printf("\t %3ju |", (uintmax_t)i); + for (j = 0; j < slit->LocalityCount; j++) + printf(" %3d", + slit->Entry[i * slit->LocalityCount + j]); + printf("\n"); + } + printf(END_COMMENT); +} + +static void +acpi_print_srat_cpu(uint32_t apic_id, uint32_t proximity_domain, + uint32_t flags) +{ + + printf("\tFlags={"); + if (flags & ACPI_SRAT_CPU_ENABLED) + printf("ENABLED"); + else + printf("DISABLED"); + printf("}\n"); + printf("\tAPIC ID=%d\n", apic_id); + printf("\tProximity Domain=%d\n", proximity_domain); +} + +static char * +acpi_tcpa_evname(struct TCPAevent *event) +{ + struct TCPApc_event *pc_event; + char *eventname = NULL; + + pc_event = (struct TCPApc_event *)(event + 1); + + switch(event->event_type) { + case PREBOOT: + case POST_CODE: + case UNUSED: + case NO_ACTION: + case SEPARATOR: + case SCRTM_CONTENTS: + case SCRTM_VERSION: + case CPU_MICROCODE: + case PLATFORM_CONFIG_FLAGS: + case TABLE_OF_DEVICES: + case COMPACT_HASH: + case IPL: + case IPL_PARTITION_DATA: + case NONHOST_CODE: + case NONHOST_CONFIG: + case NONHOST_INFO: + asprintf(&eventname, "%s", + tcpa_event_type_strings[event->event_type]); + break; + + case ACTION: + eventname = calloc(event->event_size + 1, sizeof(char)); + memcpy(eventname, pc_event, event->event_size); + break; + + case EVENT_TAG: + switch (pc_event->event_id) { + case SMBIOS: + case BIS_CERT: + case CMOS: + case NVRAM: + case OPTION_ROM_EXEC: + case OPTION_ROM_CONFIG: + case S_CRTM_VERSION: + case POST_BIOS_ROM: + case ESCD: + case OPTION_ROM_MICROCODE: + case S_CRTM_CONTENTS: + case POST_CONTENTS: + asprintf(&eventname, "%s", + TCPA_pcclient_strings[pc_event->event_id]); + break; + + default: + asprintf(&eventname, "<unknown tag 0x%02x>", + pc_event->event_id); + break; + } + break; + + default: + asprintf(&eventname, "<unknown 0x%02x>", event->event_type); + break; + } + + return eventname; +} + +static void +acpi_print_tcpa(struct TCPAevent *event) +{ + int i; + char *eventname; + + eventname = acpi_tcpa_evname(event); + + printf("\t%d", event->pcr_index); + printf(" 0x"); + for (i = 0; i < 20; i++) + printf("%02x", event->pcr_value[i]); + printf(" [%s]\n", eventname ? eventname : "<unknown>"); + + free(eventname); +} + +static void +acpi_handle_tcpa(ACPI_TABLE_HEADER *sdp) +{ + struct TCPAbody *tcpa; + struct TCPAevent *event; + uintmax_t len, paddr; + unsigned char *vaddr = NULL; + unsigned char *vend = NULL; + + printf(BEGIN_COMMENT); + acpi_print_sdt(sdp); + tcpa = (struct TCPAbody *) sdp; + + switch (tcpa->platform_class) { + case ACPI_TCPA_BIOS_CLIENT: + len = tcpa->client.log_max_len; + paddr = tcpa->client.log_start_addr; + break; + + case ACPI_TCPA_BIOS_SERVER: + len = tcpa->server.log_max_len; + paddr = tcpa->server.log_start_addr; + break; + + default: + printf("XXX"); + printf(END_COMMENT); + return; + } + printf("\tClass %u Base Address 0x%jx Length %ju\n\n", + tcpa->platform_class, paddr, len); + + if (len == 0) { + printf("\tEmpty TCPA table\n"); + printf(END_COMMENT); + return; + } + if(sdp->Revision == 1){ + printf("\tOLD TCPA spec log found. Dumping not supported.\n"); + printf(END_COMMENT); + return; + } + + vaddr = (unsigned char *)acpi_map_physical(paddr, len); + vend = vaddr + len; + + while (vaddr != NULL) { + if ((vaddr + sizeof(struct TCPAevent) >= vend)|| + (vaddr + sizeof(struct TCPAevent) < vaddr)) + break; + event = (struct TCPAevent *)(void *)vaddr; + if (vaddr + event->event_size >= vend) + break; + if (vaddr + event->event_size < vaddr) + break; + if (event->event_type == 0 && event->event_size == 0) + break; +#if 0 + { + unsigned int i, j, k; + + printf("\n\tsize %d\n\t\t%p ", event->event_size, vaddr); + for (j = 0, i = 0; i < + sizeof(struct TCPAevent) + event->event_size; i++) { + printf("%02x ", vaddr[i]); + if ((i+1) % 8 == 0) { + for (k = 0; k < 8; k++) + printf("%c", isprint(vaddr[j+k]) ? + vaddr[j+k] : '.'); + printf("\n\t\t%p ", &vaddr[i + 1]); + j = i + 1; + } + } + printf("\n"); } +#endif + acpi_print_tcpa(event); + + vaddr += sizeof(struct TCPAevent) + event->event_size; + } + + printf(END_COMMENT); +} + +static const char * +devscope_type2str(int type) +{ + static char typebuf[16]; + + switch (type) { + case 1: + return ("PCI Endpoint Device"); + case 2: + return ("PCI Sub-Hierarchy"); + case 3: + return ("IOAPIC"); + case 4: + return ("HPET"); + default: + snprintf(typebuf, sizeof(typebuf), "%d", type); + return (typebuf); + } +} + +static int +acpi_handle_dmar_devscope(void *addr, int remaining) +{ + char sep; + int pathlen; + ACPI_DMAR_PCI_PATH *path, *pathend; + ACPI_DMAR_DEVICE_SCOPE *devscope = addr; + + if (remaining < (int)sizeof(ACPI_DMAR_DEVICE_SCOPE)) + return (-1); + + if (remaining < devscope->Length) + return (-1); + + printf("\n"); + printf("\t\tType=%s\n", devscope_type2str(devscope->EntryType)); + printf("\t\tLength=%d\n", devscope->Length); + printf("\t\tEnumerationId=%d\n", devscope->EnumerationId); + printf("\t\tStartBusNumber=%d\n", devscope->Bus); + + path = (ACPI_DMAR_PCI_PATH *)(devscope + 1); + pathlen = devscope->Length - sizeof(ACPI_DMAR_DEVICE_SCOPE); + pathend = path + pathlen / sizeof(ACPI_DMAR_PCI_PATH); + if (path < pathend) { + sep = '{'; + printf("\t\tPath="); + do { + printf("%c%d:%d", sep, path->Device, path->Function); + sep=','; + path++; + } while (path < pathend); + printf("}\n"); + } + + return (devscope->Length); +} + +static void +acpi_handle_dmar_drhd(ACPI_DMAR_HARDWARE_UNIT *drhd) +{ + char *cp; + int remaining, consumed; + + printf("\n"); + printf("\tType=DRHD\n"); + printf("\tLength=%d\n", drhd->Header.Length); + +#define PRINTFLAG(var, flag) printflag((var), ACPI_DMAR_## flag, #flag) + + printf("\tFlags="); + PRINTFLAG(drhd->Flags, INCLUDE_ALL); + PRINTFLAG_END(); + +#undef PRINTFLAG + + printf("\tSegment=%d\n", drhd->Segment); + printf("\tAddress=0x%016jx\n", (uintmax_t)drhd->Address); + + remaining = drhd->Header.Length - sizeof(ACPI_DMAR_HARDWARE_UNIT); + if (remaining > 0) + printf("\tDevice Scope:"); + while (remaining > 0) { + cp = (char *)drhd + drhd->Header.Length - remaining; + consumed = acpi_handle_dmar_devscope(cp, remaining); + if (consumed <= 0) + break; + else + remaining -= consumed; + } +} + +static void +acpi_handle_dmar_rmrr(ACPI_DMAR_RESERVED_MEMORY *rmrr) +{ + char *cp; + int remaining, consumed; + + printf("\n"); + printf("\tType=RMRR\n"); + printf("\tLength=%d\n", rmrr->Header.Length); + printf("\tSegment=%d\n", rmrr->Segment); + printf("\tBaseAddress=0x%016jx\n", (uintmax_t)rmrr->BaseAddress); + printf("\tLimitAddress=0x%016jx\n", (uintmax_t)rmrr->EndAddress); + + remaining = rmrr->Header.Length - sizeof(ACPI_DMAR_RESERVED_MEMORY); + if (remaining > 0) + printf("\tDevice Scope:"); + while (remaining > 0) { + cp = (char *)rmrr + rmrr->Header.Length - remaining; + consumed = acpi_handle_dmar_devscope(cp, remaining); + if (consumed <= 0) + break; + else + remaining -= consumed; + } +} + +static void +acpi_handle_dmar_atsr(ACPI_DMAR_ATSR *atsr) +{ + char *cp; + int remaining, consumed; + + printf("\n"); + printf("\tType=ATSR\n"); + printf("\tLength=%d\n", atsr->Header.Length); + +#define PRINTFLAG(var, flag) printflag((var), ACPI_DMAR_## flag, #flag) + + printf("\tFlags="); + PRINTFLAG(atsr->Flags, ALL_PORTS); + PRINTFLAG_END(); + +#undef PRINTFLAG + + printf("\tSegment=%d\n", atsr->Segment); + + remaining = atsr->Header.Length - sizeof(ACPI_DMAR_ATSR); + if (remaining > 0) + printf("\tDevice Scope:"); + while (remaining > 0) { + cp = (char *)atsr + atsr->Header.Length - remaining; + consumed = acpi_handle_dmar_devscope(cp, remaining); + if (consumed <= 0) + break; + else + remaining -= consumed; + } +} + +static void +acpi_handle_dmar_rhsa(ACPI_DMAR_RHSA *rhsa) +{ + + printf("\n"); + printf("\tType=RHSA\n"); + printf("\tLength=%d\n", rhsa->Header.Length); + printf("\tBaseAddress=0x%016jx\n", (uintmax_t)rhsa->BaseAddress); + printf("\tProximityDomain=0x%08x\n", rhsa->ProximityDomain); +} + +static int +acpi_handle_dmar_remapping_structure(void *addr, int remaining) +{ + ACPI_DMAR_HEADER *hdr = addr; + + if (remaining < (int)sizeof(ACPI_DMAR_HEADER)) + return (-1); + + if (remaining < hdr->Length) + return (-1); + + switch (hdr->Type) { + case ACPI_DMAR_TYPE_HARDWARE_UNIT: + acpi_handle_dmar_drhd(addr); + break; + case ACPI_DMAR_TYPE_RESERVED_MEMORY: + acpi_handle_dmar_rmrr(addr); + break; + case ACPI_DMAR_TYPE_ROOT_ATS: + acpi_handle_dmar_atsr(addr); + break; + case ACPI_DMAR_TYPE_HARDWARE_AFFINITY: + acpi_handle_dmar_rhsa(addr); + break; + default: + printf("\n"); + printf("\tType=%d\n", hdr->Type); + printf("\tLength=%d\n", hdr->Length); + break; + } + return (hdr->Length); +} + +#ifndef ACPI_DMAR_X2APIC_OPT_OUT +#define ACPI_DMAR_X2APIC_OPT_OUT (0x2) +#endif + +static void +acpi_handle_dmar(ACPI_TABLE_HEADER *sdp) +{ + char *cp; + int remaining, consumed; + ACPI_TABLE_DMAR *dmar; + + printf(BEGIN_COMMENT); + acpi_print_sdt(sdp); + dmar = (ACPI_TABLE_DMAR *)sdp; + printf("\tHost Address Width=%d\n", dmar->Width + 1); + +#define PRINTFLAG(var, flag) printflag((var), ACPI_DMAR_## flag, #flag) + + printf("\tFlags="); + PRINTFLAG(dmar->Flags, INTR_REMAP); + PRINTFLAG(dmar->Flags, X2APIC_OPT_OUT); + PRINTFLAG_END(); + +#undef PRINTFLAG + + remaining = sdp->Length - sizeof(ACPI_TABLE_DMAR); + while (remaining > 0) { + cp = (char *)sdp + sdp->Length - remaining; + consumed = acpi_handle_dmar_remapping_structure(cp, remaining); + if (consumed <= 0) + break; + else + remaining -= consumed; + } + + printf(END_COMMENT); +} + +static void +acpi_print_srat_memory(ACPI_SRAT_MEM_AFFINITY *mp) +{ + + printf("\tFlags={"); + if (mp->Flags & ACPI_SRAT_MEM_ENABLED) + printf("ENABLED"); + else + printf("DISABLED"); + if (mp->Flags & ACPI_SRAT_MEM_HOT_PLUGGABLE) + printf(",HOT_PLUGGABLE"); + if (mp->Flags & ACPI_SRAT_MEM_NON_VOLATILE) + printf(",NON_VOLATILE"); + printf("}\n"); + printf("\tBase Address=0x%016jx\n", (uintmax_t)mp->BaseAddress); + printf("\tLength=0x%016jx\n", (uintmax_t)mp->Length); + printf("\tProximity Domain=%d\n", mp->ProximityDomain); +} + +static const char *srat_types[] = { "CPU", "Memory", "X2APIC" }; + +static void +acpi_print_srat(ACPI_SUBTABLE_HEADER *srat) +{ + ACPI_SRAT_CPU_AFFINITY *cpu; + ACPI_SRAT_X2APIC_CPU_AFFINITY *x2apic; + + if (srat->Type < sizeof(srat_types) / sizeof(srat_types[0])) + printf("\tType=%s\n", srat_types[srat->Type]); + else + printf("\tType=%d (unknown)\n", srat->Type); + switch (srat->Type) { + case ACPI_SRAT_TYPE_CPU_AFFINITY: + cpu = (ACPI_SRAT_CPU_AFFINITY *)srat; + acpi_print_srat_cpu(cpu->ApicId, + cpu->ProximityDomainHi[2] << 24 | + cpu->ProximityDomainHi[1] << 16 | + cpu->ProximityDomainHi[0] << 0 | + cpu->ProximityDomainLo, cpu->Flags); + break; + case ACPI_SRAT_TYPE_MEMORY_AFFINITY: + acpi_print_srat_memory((ACPI_SRAT_MEM_AFFINITY *)srat); + break; + case ACPI_SRAT_TYPE_X2APIC_CPU_AFFINITY: + x2apic = (ACPI_SRAT_X2APIC_CPU_AFFINITY *)srat; + acpi_print_srat_cpu(x2apic->ApicId, x2apic->ProximityDomain, + x2apic->Flags); + break; + } +} + +static void +acpi_handle_srat(ACPI_TABLE_HEADER *sdp) +{ + ACPI_TABLE_SRAT *srat; + + printf(BEGIN_COMMENT); + acpi_print_sdt(sdp); + srat = (ACPI_TABLE_SRAT *)sdp; + printf("\tTable Revision=%d\n", srat->TableRevision); + acpi_walk_subtables(sdp, (srat + 1), acpi_print_srat); + printf(END_COMMENT); +} + +static void +acpi_print_sdt(ACPI_TABLE_HEADER *sdp) +{ + printf(" "); + acpi_print_string(sdp->Signature, ACPI_NAME_SIZE); + printf(": Length=%d, Revision=%d, Checksum=%d,\n", + sdp->Length, sdp->Revision, sdp->Checksum); + printf("\tOEMID="); + acpi_print_string(sdp->OemId, ACPI_OEM_ID_SIZE); + printf(", OEM Table ID="); + acpi_print_string(sdp->OemTableId, ACPI_OEM_TABLE_ID_SIZE); + printf(", OEM Revision=0x%x,\n", sdp->OemRevision); + printf("\tCreator ID="); + acpi_print_string(sdp->AslCompilerId, ACPI_NAME_SIZE); + printf(", Creator Revision=0x%x\n", sdp->AslCompilerRevision); +} + +static void +acpi_print_rsdt(ACPI_TABLE_HEADER *rsdp) +{ + ACPI_TABLE_RSDT *rsdt; + ACPI_TABLE_XSDT *xsdt; + int i, entries; + + rsdt = (ACPI_TABLE_RSDT *)rsdp; + xsdt = (ACPI_TABLE_XSDT *)rsdp; + printf(BEGIN_COMMENT); + acpi_print_sdt(rsdp); + entries = (rsdp->Length - sizeof(ACPI_TABLE_HEADER)) / addr_size; + printf("\tEntries={ "); + for (i = 0; i < entries; i++) { + if (i > 0) + printf(", "); + if (addr_size == 4) + printf("0x%08x", le32toh(rsdt->TableOffsetEntry[i])); + else + printf("0x%016jx", + (uintmax_t)le64toh(xsdt->TableOffsetEntry[i])); + } + printf(" }\n"); + printf(END_COMMENT); +} + +static const char *acpi_pm_profiles[] = { + "Unspecified", "Desktop", "Mobile", "Workstation", + "Enterprise Server", "SOHO Server", "Appliance PC" +}; + +static void +acpi_print_fadt(ACPI_TABLE_HEADER *sdp) +{ + ACPI_TABLE_FADT *fadt; + const char *pm; + + fadt = (ACPI_TABLE_FADT *)sdp; + printf(BEGIN_COMMENT); + acpi_print_sdt(sdp); + printf(" \tFACS=0x%x, DSDT=0x%x\n", fadt->Facs, + fadt->Dsdt); + printf("\tINT_MODEL=%s\n", fadt->Model ? "APIC" : "PIC"); + if (fadt->PreferredProfile >= sizeof(acpi_pm_profiles) / sizeof(char *)) + pm = "Reserved"; + else + pm = acpi_pm_profiles[fadt->PreferredProfile]; + printf("\tPreferred_PM_Profile=%s (%d)\n", pm, fadt->PreferredProfile); + printf("\tSCI_INT=%d\n", fadt->SciInterrupt); + printf("\tSMI_CMD=0x%x, ", fadt->SmiCommand); + printf("ACPI_ENABLE=0x%x, ", fadt->AcpiEnable); + printf("ACPI_DISABLE=0x%x, ", fadt->AcpiDisable); + printf("S4BIOS_REQ=0x%x\n", fadt->S4BiosRequest); + printf("\tPSTATE_CNT=0x%x\n", fadt->PstateControl); + printf("\tPM1a_EVT_BLK=0x%x-0x%x\n", + fadt->Pm1aEventBlock, + fadt->Pm1aEventBlock + fadt->Pm1EventLength - 1); + if (fadt->Pm1bEventBlock != 0) + printf("\tPM1b_EVT_BLK=0x%x-0x%x\n", + fadt->Pm1bEventBlock, + fadt->Pm1bEventBlock + fadt->Pm1EventLength - 1); + printf("\tPM1a_CNT_BLK=0x%x-0x%x\n", + fadt->Pm1aControlBlock, + fadt->Pm1aControlBlock + fadt->Pm1ControlLength - 1); + if (fadt->Pm1bControlBlock != 0) + printf("\tPM1b_CNT_BLK=0x%x-0x%x\n", + fadt->Pm1bControlBlock, + fadt->Pm1bControlBlock + fadt->Pm1ControlLength - 1); + if (fadt->Pm2ControlBlock != 0) + printf("\tPM2_CNT_BLK=0x%x-0x%x\n", + fadt->Pm2ControlBlock, + fadt->Pm2ControlBlock + fadt->Pm2ControlLength - 1); + printf("\tPM_TMR_BLK=0x%x-0x%x\n", + fadt->PmTimerBlock, + fadt->PmTimerBlock + fadt->PmTimerLength - 1); + if (fadt->Gpe0Block != 0) + printf("\tGPE0_BLK=0x%x-0x%x\n", + fadt->Gpe0Block, + fadt->Gpe0Block + fadt->Gpe0BlockLength - 1); + if (fadt->Gpe1Block != 0) + printf("\tGPE1_BLK=0x%x-0x%x, GPE1_BASE=%d\n", + fadt->Gpe1Block, + fadt->Gpe1Block + fadt->Gpe1BlockLength - 1, + fadt->Gpe1Base); + if (fadt->CstControl != 0) + printf("\tCST_CNT=0x%x\n", fadt->CstControl); + printf("\tP_LVL2_LAT=%d us, P_LVL3_LAT=%d us\n", + fadt->C2Latency, fadt->C3Latency); + printf("\tFLUSH_SIZE=%d, FLUSH_STRIDE=%d\n", + fadt->FlushSize, fadt->FlushStride); + printf("\tDUTY_OFFSET=%d, DUTY_WIDTH=%d\n", + fadt->DutyOffset, fadt->DutyWidth); + printf("\tDAY_ALRM=%d, MON_ALRM=%d, CENTURY=%d\n", + fadt->DayAlarm, fadt->MonthAlarm, fadt->Century); + +#define PRINTFLAG(var, flag) printflag((var), ACPI_FADT_## flag, #flag) + + printf("\tIAPC_BOOT_ARCH="); + PRINTFLAG(fadt->BootFlags, LEGACY_DEVICES); + PRINTFLAG(fadt->BootFlags, 8042); + PRINTFLAG(fadt->BootFlags, NO_VGA); + PRINTFLAG(fadt->BootFlags, NO_MSI); + PRINTFLAG(fadt->BootFlags, NO_ASPM); + PRINTFLAG_END(); + + printf("\tFlags="); + PRINTFLAG(fadt->Flags, WBINVD); + PRINTFLAG(fadt->Flags, WBINVD_FLUSH); + PRINTFLAG(fadt->Flags, C1_SUPPORTED); + PRINTFLAG(fadt->Flags, C2_MP_SUPPORTED); + PRINTFLAG(fadt->Flags, POWER_BUTTON); + PRINTFLAG(fadt->Flags, SLEEP_BUTTON); + PRINTFLAG(fadt->Flags, FIXED_RTC); + PRINTFLAG(fadt->Flags, S4_RTC_WAKE); + PRINTFLAG(fadt->Flags, 32BIT_TIMER); + PRINTFLAG(fadt->Flags, DOCKING_SUPPORTED); + PRINTFLAG(fadt->Flags, RESET_REGISTER); + PRINTFLAG(fadt->Flags, SEALED_CASE); + PRINTFLAG(fadt->Flags, HEADLESS); + PRINTFLAG(fadt->Flags, SLEEP_TYPE); + PRINTFLAG(fadt->Flags, PCI_EXPRESS_WAKE); + PRINTFLAG(fadt->Flags, PLATFORM_CLOCK); + PRINTFLAG(fadt->Flags, S4_RTC_VALID); + PRINTFLAG(fadt->Flags, REMOTE_POWER_ON); + PRINTFLAG(fadt->Flags, APIC_CLUSTER); + PRINTFLAG(fadt->Flags, APIC_PHYSICAL); + PRINTFLAG_END(); + +#undef PRINTFLAG + + if (fadt->Flags & ACPI_FADT_RESET_REGISTER) { + printf("\tRESET_REG="); + acpi_print_gas(&fadt->ResetRegister); + printf(", RESET_VALUE=%#x\n", fadt->ResetValue); + } + if (acpi_get_fadt_revision(fadt) > 1) { + printf("\tX_FACS=0x%016jx, ", (uintmax_t)fadt->XFacs); + printf("X_DSDT=0x%016jx\n", (uintmax_t)fadt->XDsdt); + printf("\tX_PM1a_EVT_BLK="); + acpi_print_gas(&fadt->XPm1aEventBlock); + if (fadt->XPm1bEventBlock.Address != 0) { + printf("\n\tX_PM1b_EVT_BLK="); + acpi_print_gas(&fadt->XPm1bEventBlock); + } + printf("\n\tX_PM1a_CNT_BLK="); + acpi_print_gas(&fadt->XPm1aControlBlock); + if (fadt->XPm1bControlBlock.Address != 0) { + printf("\n\tX_PM1b_CNT_BLK="); + acpi_print_gas(&fadt->XPm1bControlBlock); + } + if (fadt->XPm2ControlBlock.Address != 0) { + printf("\n\tX_PM2_CNT_BLK="); + acpi_print_gas(&fadt->XPm2ControlBlock); + } + printf("\n\tX_PM_TMR_BLK="); + acpi_print_gas(&fadt->XPmTimerBlock); + if (fadt->XGpe0Block.Address != 0) { + printf("\n\tX_GPE0_BLK="); + acpi_print_gas(&fadt->XGpe0Block); + } + if (fadt->XGpe1Block.Address != 0) { + printf("\n\tX_GPE1_BLK="); + acpi_print_gas(&fadt->XGpe1Block); + } + printf("\n"); + } + + printf(END_COMMENT); +} + +static void +acpi_print_facs(ACPI_TABLE_FACS *facs) +{ + printf(BEGIN_COMMENT); + printf(" FACS:\tLength=%u, ", facs->Length); + printf("HwSig=0x%08x, ", facs->HardwareSignature); + printf("Firm_Wake_Vec=0x%08x\n", facs->FirmwareWakingVector); + + printf("\tGlobal_Lock="); + if (facs->GlobalLock != 0) { + if (facs->GlobalLock & ACPI_GLOCK_PENDING) + printf("PENDING,"); + if (facs->GlobalLock & ACPI_GLOCK_OWNED) + printf("OWNED"); + } + printf("\n"); + + printf("\tFlags="); + if (facs->Flags & ACPI_FACS_S4_BIOS_PRESENT) + printf("S4BIOS"); + printf("\n"); + + if (facs->XFirmwareWakingVector != 0) + printf("\tX_Firm_Wake_Vec=%016jx\n", + (uintmax_t)facs->XFirmwareWakingVector); + printf("\tVersion=%u\n", facs->Version); + + printf(END_COMMENT); +} + +static void +acpi_print_dsdt(ACPI_TABLE_HEADER *dsdp) +{ + printf(BEGIN_COMMENT); + acpi_print_sdt(dsdp); + printf(END_COMMENT); +} + +int +acpi_checksum(void *p, size_t length) +{ + uint8_t *bp; + uint8_t sum; + + bp = p; + sum = 0; + while (length--) + sum += *bp++; + + return (sum); +} + +static ACPI_TABLE_HEADER * +acpi_map_sdt(vm_offset_t pa) +{ + ACPI_TABLE_HEADER *sp; + + sp = acpi_map_physical(pa, sizeof(ACPI_TABLE_HEADER)); + sp = acpi_map_physical(pa, sp->Length); + return (sp); +} + +static void +acpi_print_rsd_ptr(ACPI_TABLE_RSDP *rp) +{ + printf(BEGIN_COMMENT); + printf(" RSD PTR: OEM="); + acpi_print_string(rp->OemId, ACPI_OEM_ID_SIZE); + printf(", ACPI_Rev=%s (%d)\n", rp->Revision < 2 ? "1.0x" : "2.0x", + rp->Revision); + if (rp->Revision < 2) { + printf("\tRSDT=0x%08x, cksum=%u\n", rp->RsdtPhysicalAddress, + rp->Checksum); + } else { + printf("\tXSDT=0x%016jx, length=%u, cksum=%u\n", + (uintmax_t)rp->XsdtPhysicalAddress, rp->Length, + rp->ExtendedChecksum); + } + printf(END_COMMENT); +} + +static void +acpi_handle_rsdt(ACPI_TABLE_HEADER *rsdp) +{ + ACPI_TABLE_HEADER *sdp; + ACPI_TABLE_RSDT *rsdt; + ACPI_TABLE_XSDT *xsdt; + vm_offset_t addr; + int entries, i; + + acpi_print_rsdt(rsdp); + rsdt = (ACPI_TABLE_RSDT *)rsdp; + xsdt = (ACPI_TABLE_XSDT *)rsdp; + entries = (rsdp->Length - sizeof(ACPI_TABLE_HEADER)) / addr_size; + for (i = 0; i < entries; i++) { + if (addr_size == 4) + addr = le32toh(rsdt->TableOffsetEntry[i]); + else + addr = le64toh(xsdt->TableOffsetEntry[i]); + if (addr == 0) + continue; + sdp = (ACPI_TABLE_HEADER *)acpi_map_sdt(addr); + if (acpi_checksum(sdp, sdp->Length)) { + warnx("RSDT entry %d (sig %.4s) is corrupt", i, + sdp->Signature); + continue; + } + if (!memcmp(sdp->Signature, ACPI_SIG_FADT, 4)) + acpi_handle_fadt(sdp); + else if (!memcmp(sdp->Signature, ACPI_SIG_MADT, 4)) + acpi_handle_madt(sdp); + else if (!memcmp(sdp->Signature, ACPI_SIG_HPET, 4)) + acpi_handle_hpet(sdp); + else if (!memcmp(sdp->Signature, ACPI_SIG_ECDT, 4)) + acpi_handle_ecdt(sdp); + else if (!memcmp(sdp->Signature, ACPI_SIG_MCFG, 4)) + acpi_handle_mcfg(sdp); + else if (!memcmp(sdp->Signature, ACPI_SIG_SLIT, 4)) + acpi_handle_slit(sdp); + else if (!memcmp(sdp->Signature, ACPI_SIG_SRAT, 4)) + acpi_handle_srat(sdp); + else if (!memcmp(sdp->Signature, ACPI_SIG_TCPA, 4)) + acpi_handle_tcpa(sdp); + else if (!memcmp(sdp->Signature, ACPI_SIG_DMAR, 4)) + acpi_handle_dmar(sdp); + else { + printf(BEGIN_COMMENT); + acpi_print_sdt(sdp); + printf(END_COMMENT); + } + } +} + +ACPI_TABLE_HEADER * +sdt_load_devmem(void) +{ + ACPI_TABLE_RSDP *rp; + ACPI_TABLE_HEADER *rsdp; + + rp = acpi_find_rsd_ptr(); + if (!rp) + errx(1, "Can't find ACPI information"); + + if (tflag) + acpi_print_rsd_ptr(rp); + if (rp->Revision < 2) { + rsdp = (ACPI_TABLE_HEADER *)acpi_map_sdt(rp->RsdtPhysicalAddress); + if (memcmp(rsdp->Signature, "RSDT", 4) != 0 || + acpi_checksum(rsdp, rsdp->Length) != 0) + errx(1, "RSDT is corrupted"); + addr_size = sizeof(uint32_t); + } else { + rsdp = (ACPI_TABLE_HEADER *)acpi_map_sdt(rp->XsdtPhysicalAddress); + if (memcmp(rsdp->Signature, "XSDT", 4) != 0 || + acpi_checksum(rsdp, rsdp->Length) != 0) + errx(1, "XSDT is corrupted"); + addr_size = sizeof(uint64_t); + } + return (rsdp); +} + +/* Write the DSDT to a file, concatenating any SSDTs (if present). */ +static int +write_dsdt(int fd, ACPI_TABLE_HEADER *rsdt, ACPI_TABLE_HEADER *dsdt) +{ + ACPI_TABLE_HEADER sdt; + ACPI_TABLE_HEADER *ssdt; + uint8_t sum; + + /* Create a new checksum to account for the DSDT and any SSDTs. */ + sdt = *dsdt; + if (rsdt != NULL) { + sdt.Checksum = 0; + sum = acpi_checksum(dsdt + 1, dsdt->Length - + sizeof(ACPI_TABLE_HEADER)); + ssdt = sdt_from_rsdt(rsdt, ACPI_SIG_SSDT, NULL); + while (ssdt != NULL) { + sdt.Length += ssdt->Length - sizeof(ACPI_TABLE_HEADER); + sum += acpi_checksum(ssdt + 1, + ssdt->Length - sizeof(ACPI_TABLE_HEADER)); + ssdt = sdt_from_rsdt(rsdt, ACPI_SIG_SSDT, ssdt); + } + sum += acpi_checksum(&sdt, sizeof(ACPI_TABLE_HEADER)); + sdt.Checksum -= sum; + } + + /* Write out the DSDT header and body. */ + write(fd, &sdt, sizeof(ACPI_TABLE_HEADER)); + write(fd, dsdt + 1, dsdt->Length - sizeof(ACPI_TABLE_HEADER)); + + /* Write out any SSDTs (if present.) */ + if (rsdt != NULL) { + ssdt = sdt_from_rsdt(rsdt, "SSDT", NULL); + while (ssdt != NULL) { + write(fd, ssdt + 1, ssdt->Length - + sizeof(ACPI_TABLE_HEADER)); + ssdt = sdt_from_rsdt(rsdt, "SSDT", ssdt); + } + } + return (0); +} + +void +dsdt_save_file(char *outfile, ACPI_TABLE_HEADER *rsdt, ACPI_TABLE_HEADER *dsdp) +{ + int fd; + mode_t mode; + + assert(outfile != NULL); + mode = S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH; + fd = open(outfile, O_WRONLY | O_CREAT | O_TRUNC, mode); + if (fd == -1) { + perror("dsdt_save_file"); + return; + } + write_dsdt(fd, rsdt, dsdp); + close(fd); +} + +void +aml_disassemble(ACPI_TABLE_HEADER *rsdt, ACPI_TABLE_HEADER *dsdp) +{ + char buf[PATH_MAX], tmpstr[PATH_MAX]; + const char *tmpdir; + char *tmpext; + FILE *fp; + size_t len; + int fd; + + tmpdir = getenv("TMPDIR"); + if (tmpdir == NULL) + tmpdir = _PATH_TMP; + strncpy(tmpstr, tmpdir, sizeof(tmpstr)); + if (realpath(tmpstr, buf) == NULL) { + perror("realpath tmp dir"); + return; + } + strncpy(tmpstr, buf, sizeof(tmpstr)); + strncat(tmpstr, "/acpidump.", sizeof(tmpstr) - strlen(buf)); + len = strlen(tmpstr); + tmpext = tmpstr + len; + strncpy(tmpext, "XXXXXX", sizeof(tmpstr) - len); + fd = mkstemp(tmpstr); + if (fd < 0) { + perror("iasl tmp file"); + return; + } + write_dsdt(fd, rsdt, dsdp); + close(fd); + + /* Run iasl -d on the temp file */ + if (fork() == 0) { + close(STDOUT_FILENO); + if (vflag == 0) + close(STDERR_FILENO); + execl("/usr/sbin/iasl", "iasl", "-d", tmpstr, NULL); + err(1, "exec"); + } + + wait(NULL); + unlink(tmpstr); + + /* Dump iasl's output to stdout */ + strncpy(tmpext, "dsl", sizeof(tmpstr) - len); + fp = fopen(tmpstr, "r"); + unlink(tmpstr); + if (fp == NULL) { + perror("iasl tmp file (read)"); + return; + } + while ((len = fread(buf, 1, sizeof(buf), fp)) > 0) + fwrite(buf, 1, len, stdout); + fclose(fp); +} + +void +sdt_print_all(ACPI_TABLE_HEADER *rsdp) +{ + acpi_handle_rsdt(rsdp); +} + +/* Fetch a table matching the given signature via the RSDT. */ +ACPI_TABLE_HEADER * +sdt_from_rsdt(ACPI_TABLE_HEADER *rsdp, const char *sig, ACPI_TABLE_HEADER *last) +{ + ACPI_TABLE_HEADER *sdt; + ACPI_TABLE_RSDT *rsdt; + ACPI_TABLE_XSDT *xsdt; + vm_offset_t addr; + int entries, i; + + rsdt = (ACPI_TABLE_RSDT *)rsdp; + xsdt = (ACPI_TABLE_XSDT *)rsdp; + entries = (rsdp->Length - sizeof(ACPI_TABLE_HEADER)) / addr_size; + for (i = 0; i < entries; i++) { + if (addr_size == 4) + addr = le32toh(rsdt->TableOffsetEntry[i]); + else + addr = le64toh(xsdt->TableOffsetEntry[i]); + if (addr == 0) + continue; + sdt = (ACPI_TABLE_HEADER *)acpi_map_sdt(addr); + if (last != NULL) { + if (sdt == last) + last = NULL; + continue; + } + if (memcmp(sdt->Signature, sig, strlen(sig))) + continue; + if (acpi_checksum(sdt, sdt->Length)) + errx(1, "RSDT entry %d is corrupt", i); + return (sdt); + } + + return (NULL); +} + +ACPI_TABLE_HEADER * +dsdt_from_fadt(ACPI_TABLE_FADT *fadt) +{ + ACPI_TABLE_HEADER *sdt; + + /* Use the DSDT address if it is version 1, otherwise use XDSDT. */ + if (acpi_get_fadt_revision(fadt) == 1) + sdt = (ACPI_TABLE_HEADER *)acpi_map_sdt(fadt->Dsdt); + else + sdt = (ACPI_TABLE_HEADER *)acpi_map_sdt(fadt->XDsdt); + if (acpi_checksum(sdt, sdt->Length)) + errx(1, "DSDT is corrupt\n"); + return (sdt); +} |
