diff options
Diffstat (limited to 'src/acpi.h')
| -rw-r--r-- | src/acpi.h | 172 |
1 files changed, 172 insertions, 0 deletions
@@ -113,6 +113,178 @@ struct fadt_descriptor_rev1 #endif } PACKED; +struct acpi_table_header /* ACPI common table header */ +{ + ACPI_TABLE_HEADER_DEF +} PACKED; + +/* + * ACPI 1.0 Root System Description Table (RSDT) + */ +#define RSDT_SIGNATURE 0x54445352 // RSDT +struct rsdt_descriptor_rev1 +{ + ACPI_TABLE_HEADER_DEF /* ACPI common table header */ + u32 table_offset_entry[0]; /* Array of pointers to other */ + /* ACPI tables */ +} PACKED; + +/* + * ACPI 1.0 Firmware ACPI Control Structure (FACS) + */ +#define FACS_SIGNATURE 0x53434146 // FACS +struct facs_descriptor_rev1 +{ + u32 signature; /* ACPI Signature */ + u32 length; /* Length of structure, in bytes */ + u32 hardware_signature; /* Hardware configuration signature */ + u32 firmware_waking_vector; /* ACPI OS waking vector */ + u32 global_lock; /* Global Lock */ + u32 S4bios_f : 1; /* Indicates if S4BIOS support is present */ + u32 reserved1 : 31; /* Must be 0 */ + u8 resverved3 [40]; /* Reserved - must be zero */ +} PACKED; + +/* + * Differentiated System Description Table (DSDT) + */ +#define DSDT_SIGNATURE 0x54445344 // DSDT + +/* + * MADT values and structures + */ + +/* Values for MADT PCATCompat */ + +#define DUAL_PIC 0 +#define MULTIPLE_APIC 1 + +/* Master MADT */ + +#define APIC_SIGNATURE 0x43495041 // APIC +struct multiple_apic_table +{ + ACPI_TABLE_HEADER_DEF /* ACPI common table header */ + u32 local_apic_address; /* Physical address of local APIC */ +#if 0 + u32 PCATcompat : 1; /* A one indicates system also has dual 8259s */ + u32 reserved1 : 31; +#else + u32 flags; +#endif +} PACKED; + +/* Values for Type in APIC sub-headers */ + +#define APIC_PROCESSOR 0 +#define APIC_IO 1 +#define APIC_XRUPT_OVERRIDE 2 +#define APIC_NMI 3 +#define APIC_LOCAL_NMI 4 +#define APIC_ADDRESS_OVERRIDE 5 +#define APIC_IO_SAPIC 6 +#define APIC_LOCAL_SAPIC 7 +#define APIC_XRUPT_SOURCE 8 +#define APIC_RESERVED 9 /* 9 and greater are reserved */ + +/* + * MADT sub-structures (Follow MULTIPLE_APIC_DESCRIPTION_TABLE) + */ +#define ACPI_SUB_HEADER_DEF /* Common ACPI sub-structure header */\ + u8 type; \ + u8 length; + +/* Sub-structures for MADT */ + +struct madt_processor_apic +{ + ACPI_SUB_HEADER_DEF + u8 processor_id; /* ACPI processor id */ + u8 local_apic_id; /* Processor's local APIC id */ +#if 0 + u32 processor_enabled: 1; /* Processor is usable if set */ + u32 reserved2 : 31; /* Reserved, must be zero */ +#else + u32 flags; +#endif +} PACKED; + +struct madt_io_apic +{ + ACPI_SUB_HEADER_DEF + u8 io_apic_id; /* I/O APIC ID */ + u8 reserved; /* Reserved - must be zero */ + u32 address; /* APIC physical address */ + u32 interrupt; /* Global system interrupt where INTI + * lines start */ +} PACKED; + +struct madt_intsrcovr { + ACPI_SUB_HEADER_DEF + u8 bus; + u8 source; + u32 gsi; + u16 flags; +} PACKED; + +struct madt_local_nmi { + ACPI_SUB_HEADER_DEF + u8 processor_id; /* ACPI processor id */ + u16 flags; /* MPS INTI flags */ + u8 lint; /* Local APIC LINT# */ +} PACKED; + +/* + * HPET Description Table + */ +#define HPET_SIGNATURE 0x54455048 // HPET +struct acpi_20_hpet { + ACPI_TABLE_HEADER_DEF /* ACPI common table header */ + u32 timer_block_id; + struct acpi_20_generic_address addr; + u8 hpet_number; + u16 min_tick; + u8 page_protect; +} PACKED; + +/* + * SRAT (NUMA topology description) table + */ + +#define SRAT_SIGNATURE 0x54415253 // SRAT +struct system_resource_affinity_table +{ + ACPI_TABLE_HEADER_DEF + u32 reserved1; + u32 reserved2[2]; +} PACKED; + +#define SRAT_PROCESSOR 0 +#define SRAT_MEMORY 1 + +struct srat_processor_affinity +{ + ACPI_SUB_HEADER_DEF + u8 proximity_lo; + u8 local_apic_id; + u32 flags; + u8 local_sapic_eid; + u8 proximity_hi[3]; + u32 reserved; +} PACKED; + +struct srat_memory_affinity +{ + ACPI_SUB_HEADER_DEF + u8 proximity[4]; + u16 reserved1; + u32 base_addr_low,base_addr_high; + u32 length_low,length_high; + u32 reserved2; + u32 flags; + u32 reserved3[2]; +} PACKED; + /* PCI fw r3.0 MCFG table. */ /* Subtable */ struct acpi_mcfg_allocation { |