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qemu/include/hw/acpi/acpi-defs.h
Shannon Zhao 1c2e4ea7b6 ACPI: Add GIC Interrupt Translation Service Structure definition 
ACPI Spec 6.0 introduces GIC Interrupt Translation Service Structure.
Here we add the definition of the Structure.

Signed-off-by: Shannon Zhao <shannon.zhao@linaro.org>
Signed-off-by: Eric Auger <eric.auger@redhat.com>
Message-id: 1474616617-366-8-git-send-email-eric.auger@redhat.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2016-10-04 13:28:09 +01:00

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/*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License along
* with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#ifndef QEMU_ACPI_DEFS_H
#define QEMU_ACPI_DEFS_H
enum {
ACPI_FADT_F_WBINVD,
ACPI_FADT_F_WBINVD_FLUSH,
ACPI_FADT_F_PROC_C1,
ACPI_FADT_F_P_LVL2_UP,
ACPI_FADT_F_PWR_BUTTON,
ACPI_FADT_F_SLP_BUTTON,
ACPI_FADT_F_FIX_RTC,
ACPI_FADT_F_RTC_S4,
ACPI_FADT_F_TMR_VAL_EXT,
ACPI_FADT_F_DCK_CAP,
ACPI_FADT_F_RESET_REG_SUP,
ACPI_FADT_F_SEALED_CASE,
ACPI_FADT_F_HEADLESS,
ACPI_FADT_F_CPU_SW_SLP,
ACPI_FADT_F_PCI_EXP_WAK,
ACPI_FADT_F_USE_PLATFORM_CLOCK,
ACPI_FADT_F_S4_RTC_STS_VALID,
ACPI_FADT_F_REMOTE_POWER_ON_CAPABLE,
ACPI_FADT_F_FORCE_APIC_CLUSTER_MODEL,
ACPI_FADT_F_FORCE_APIC_PHYSICAL_DESTINATION_MODE,
ACPI_FADT_F_HW_REDUCED_ACPI,
ACPI_FADT_F_LOW_POWER_S0_IDLE_CAPABLE,
};
/*
* ACPI 2.0 Generic Address Space definition.
*/
struct Acpi20GenericAddress {
uint8_t address_space_id;
uint8_t register_bit_width;
uint8_t register_bit_offset;
uint8_t reserved;
uint64_t address;
} QEMU_PACKED;
typedef struct Acpi20GenericAddress Acpi20GenericAddress;
struct AcpiRsdpDescriptor { /* Root System Descriptor Pointer */
uint64_t signature; /* ACPI signature, contains "RSD PTR " */
uint8_t checksum; /* To make sum of struct == 0 */
uint8_t oem_id [6]; /* OEM identification */
uint8_t revision; /* Must be 0 for 1.0, 2 for 2.0 */
uint32_t rsdt_physical_address; /* 32-bit physical address of RSDT */
uint32_t length; /* XSDT Length in bytes including hdr */
uint64_t xsdt_physical_address; /* 64-bit physical address of XSDT */
uint8_t extended_checksum; /* Checksum of entire table */
uint8_t reserved [3]; /* Reserved field must be 0 */
} QEMU_PACKED;
typedef struct AcpiRsdpDescriptor AcpiRsdpDescriptor;
/* Table structure from Linux kernel (the ACPI tables are under the
BSD license) */
#define ACPI_TABLE_HEADER_DEF /* ACPI common table header */ \
uint32_t signature; /* ACPI signature (4 ASCII characters) */ \
uint32_t length; /* Length of table, in bytes, including header */ \
uint8_t revision; /* ACPI Specification minor version # */ \
uint8_t checksum; /* To make sum of entire table == 0 */ \
uint8_t oem_id [6]; /* OEM identification */ \
uint8_t oem_table_id [8]; /* OEM table identification */ \
uint32_t oem_revision; /* OEM revision number */ \
uint8_t asl_compiler_id [4]; /* ASL compiler vendor ID */ \
uint32_t asl_compiler_revision; /* ASL compiler revision number */
struct AcpiTableHeader /* ACPI common table header */
{
ACPI_TABLE_HEADER_DEF
} QEMU_PACKED;
typedef struct AcpiTableHeader AcpiTableHeader;
/*
* ACPI Fixed ACPI Description Table (FADT)
*/
#define ACPI_FADT_COMMON_DEF /* FADT common definition */ \
ACPI_TABLE_HEADER_DEF /* ACPI common table header */ \
uint32_t firmware_ctrl; /* Physical address of FACS */ \
uint32_t dsdt; /* Physical address of DSDT */ \
uint8_t model; /* System Interrupt Model */ \
uint8_t reserved1; /* Reserved */ \
uint16_t sci_int; /* System vector of SCI interrupt */ \
uint32_t smi_cmd; /* Port address of SMI command port */ \
uint8_t acpi_enable; /* Value to write to smi_cmd to enable ACPI */ \
uint8_t acpi_disable; /* Value to write to smi_cmd to disable ACPI */ \
/* Value to write to SMI CMD to enter S4BIOS state */ \
uint8_t S4bios_req; \
uint8_t reserved2; /* Reserved - must be zero */ \
/* Port address of Power Mgt 1a acpi_event Reg Blk */ \
uint32_t pm1a_evt_blk; \
/* Port address of Power Mgt 1b acpi_event Reg Blk */ \
uint32_t pm1b_evt_blk; \
uint32_t pm1a_cnt_blk; /* Port address of Power Mgt 1a Control Reg Blk */ \
uint32_t pm1b_cnt_blk; /* Port address of Power Mgt 1b Control Reg Blk */ \
uint32_t pm2_cnt_blk; /* Port address of Power Mgt 2 Control Reg Blk */ \
uint32_t pm_tmr_blk; /* Port address of Power Mgt Timer Ctrl Reg Blk */ \
/* Port addr of General Purpose acpi_event 0 Reg Blk */ \
uint32_t gpe0_blk; \
/* Port addr of General Purpose acpi_event 1 Reg Blk */ \
uint32_t gpe1_blk; \
uint8_t pm1_evt_len; /* Byte length of ports at pm1_x_evt_blk */ \
uint8_t pm1_cnt_len; /* Byte length of ports at pm1_x_cnt_blk */ \
uint8_t pm2_cnt_len; /* Byte Length of ports at pm2_cnt_blk */ \
uint8_t pm_tmr_len; /* Byte Length of ports at pm_tm_blk */ \
uint8_t gpe0_blk_len; /* Byte Length of ports at gpe0_blk */ \
uint8_t gpe1_blk_len; /* Byte Length of ports at gpe1_blk */ \
uint8_t gpe1_base; /* Offset in gpe model where gpe1 events start */ \
uint8_t reserved3; /* Reserved */ \
uint16_t plvl2_lat; /* Worst case HW latency to enter/exit C2 state */ \
uint16_t plvl3_lat; /* Worst case HW latency to enter/exit C3 state */ \
uint16_t flush_size; /* Size of area read to flush caches */ \
uint16_t flush_stride; /* Stride used in flushing caches */ \
uint8_t duty_offset; /* Bit location of duty cycle field in p_cnt reg */ \
uint8_t duty_width; /* Bit width of duty cycle field in p_cnt reg */ \
uint8_t day_alrm; /* Index to day-of-month alarm in RTC CMOS RAM */ \
uint8_t mon_alrm; /* Index to month-of-year alarm in RTC CMOS RAM */ \
uint8_t century; /* Index to century in RTC CMOS RAM */
struct AcpiFadtDescriptorRev1
{
ACPI_FADT_COMMON_DEF
uint8_t reserved4; /* Reserved */
uint8_t reserved4a; /* Reserved */
uint8_t reserved4b; /* Reserved */
uint32_t flags;
} QEMU_PACKED;
typedef struct AcpiFadtDescriptorRev1 AcpiFadtDescriptorRev1;
struct AcpiGenericAddress {
uint8_t space_id; /* Address space where struct or register exists */
uint8_t bit_width; /* Size in bits of given register */
uint8_t bit_offset; /* Bit offset within the register */
uint8_t access_width; /* Minimum Access size (ACPI 3.0) */
uint64_t address; /* 64-bit address of struct or register */
} QEMU_PACKED;
struct AcpiFadtDescriptorRev5_1 {
ACPI_FADT_COMMON_DEF
/* IA-PC Boot Architecture Flags (see below for individual flags) */
uint16_t boot_flags;
uint8_t reserved; /* Reserved, must be zero */
/* Miscellaneous flag bits (see below for individual flags) */
uint32_t flags;
/* 64-bit address of the Reset register */
struct AcpiGenericAddress reset_register;
/* Value to write to the reset_register port to reset the system */
uint8_t reset_value;
/* ARM-Specific Boot Flags (see below for individual flags) (ACPI 5.1) */
uint16_t arm_boot_flags;
uint8_t minor_revision; /* FADT Minor Revision (ACPI 5.1) */
uint64_t Xfacs; /* 64-bit physical address of FACS */
uint64_t Xdsdt; /* 64-bit physical address of DSDT */
/* 64-bit Extended Power Mgt 1a Event Reg Blk address */
struct AcpiGenericAddress xpm1a_event_block;
/* 64-bit Extended Power Mgt 1b Event Reg Blk address */
struct AcpiGenericAddress xpm1b_event_block;
/* 64-bit Extended Power Mgt 1a Control Reg Blk address */
struct AcpiGenericAddress xpm1a_control_block;
/* 64-bit Extended Power Mgt 1b Control Reg Blk address */
struct AcpiGenericAddress xpm1b_control_block;
/* 64-bit Extended Power Mgt 2 Control Reg Blk address */
struct AcpiGenericAddress xpm2_control_block;
/* 64-bit Extended Power Mgt Timer Ctrl Reg Blk address */
struct AcpiGenericAddress xpm_timer_block;
/* 64-bit Extended General Purpose Event 0 Reg Blk address */
struct AcpiGenericAddress xgpe0_block;
/* 64-bit Extended General Purpose Event 1 Reg Blk address */
struct AcpiGenericAddress xgpe1_block;
/* 64-bit Sleep Control register (ACPI 5.0) */
struct AcpiGenericAddress sleep_control;
/* 64-bit Sleep Status register (ACPI 5.0) */
struct AcpiGenericAddress sleep_status;
} QEMU_PACKED;
typedef struct AcpiFadtDescriptorRev5_1 AcpiFadtDescriptorRev5_1;
enum {
ACPI_FADT_ARM_USE_PSCI_G_0_2 = 0,
ACPI_FADT_ARM_PSCI_USE_HVC = 1,
};
/*
* Serial Port Console Redirection Table (SPCR), Rev. 1.02
*
* For .interface_type see Debug Port Table 2 (DBG2) serial port
* subtypes in Table 3, Rev. May 22, 2012
*/
struct AcpiSerialPortConsoleRedirection {
ACPI_TABLE_HEADER_DEF
uint8_t interface_type;
uint8_t reserved1[3];
struct AcpiGenericAddress base_address;
uint8_t interrupt_types;
uint8_t irq;
uint32_t gsi;
uint8_t baud;
uint8_t parity;
uint8_t stopbits;
uint8_t flowctrl;
uint8_t term_type;
uint8_t reserved2;
uint16_t pci_device_id;
uint16_t pci_vendor_id;
uint8_t pci_bus;
uint8_t pci_slot;
uint8_t pci_func;
uint32_t pci_flags;
uint8_t pci_seg;
uint32_t reserved3;
} QEMU_PACKED;
typedef struct AcpiSerialPortConsoleRedirection
AcpiSerialPortConsoleRedirection;
/*
* ACPI 1.0 Root System Description Table (RSDT)
*/
struct AcpiRsdtDescriptorRev1
{
ACPI_TABLE_HEADER_DEF /* ACPI common table header */
uint32_t table_offset_entry[0]; /* Array of pointers to other */
/* ACPI tables */
} QEMU_PACKED;
typedef struct AcpiRsdtDescriptorRev1 AcpiRsdtDescriptorRev1;
/*
* ACPI 1.0 Firmware ACPI Control Structure (FACS)
*/
struct AcpiFacsDescriptorRev1
{
uint32_t signature; /* ACPI Signature */
uint32_t length; /* Length of structure, in bytes */
uint32_t hardware_signature; /* Hardware configuration signature */
uint32_t firmware_waking_vector; /* ACPI OS waking vector */
uint32_t global_lock; /* Global Lock */
uint32_t flags;
uint8_t resverved3 [40]; /* Reserved - must be zero */
} QEMU_PACKED;
typedef struct AcpiFacsDescriptorRev1 AcpiFacsDescriptorRev1;
/*
* Differentiated System Description Table (DSDT)
*/
/*
* MADT values and structures
*/
/* Values for MADT PCATCompat */
#define ACPI_DUAL_PIC 0
#define ACPI_MULTIPLE_APIC 1
/* Master MADT */
struct AcpiMultipleApicTable
{
ACPI_TABLE_HEADER_DEF /* ACPI common table header */
uint32_t local_apic_address; /* Physical address of local APIC */
uint32_t flags;
} QEMU_PACKED;
typedef struct AcpiMultipleApicTable AcpiMultipleApicTable;
/* Values for Type in APIC sub-headers */
#define ACPI_APIC_PROCESSOR 0
#define ACPI_APIC_IO 1
#define ACPI_APIC_XRUPT_OVERRIDE 2
#define ACPI_APIC_NMI 3
#define ACPI_APIC_LOCAL_NMI 4
#define ACPI_APIC_ADDRESS_OVERRIDE 5
#define ACPI_APIC_IO_SAPIC 6
#define ACPI_APIC_LOCAL_SAPIC 7
#define ACPI_APIC_XRUPT_SOURCE 8
#define ACPI_APIC_LOCAL_X2APIC 9
#define ACPI_APIC_LOCAL_X2APIC_NMI 10
#define ACPI_APIC_GENERIC_INTERRUPT 11
#define ACPI_APIC_GENERIC_DISTRIBUTOR 12
#define ACPI_APIC_GENERIC_MSI_FRAME 13
#define ACPI_APIC_GENERIC_REDISTRIBUTOR 14
#define ACPI_APIC_GENERIC_TRANSLATOR 15
#define ACPI_APIC_RESERVED 16 /* 16 and greater are reserved */
/*
* MADT sub-structures (Follow MULTIPLE_APIC_DESCRIPTION_TABLE)
*/
#define ACPI_SUB_HEADER_DEF /* Common ACPI sub-structure header */\
uint8_t type; \
uint8_t length;
/* Sub-structures for MADT */
struct AcpiMadtProcessorApic
{
ACPI_SUB_HEADER_DEF
uint8_t processor_id; /* ACPI processor id */
uint8_t local_apic_id; /* Processor's local APIC id */
uint32_t flags;
} QEMU_PACKED;
typedef struct AcpiMadtProcessorApic AcpiMadtProcessorApic;
struct AcpiMadtIoApic
{
ACPI_SUB_HEADER_DEF
uint8_t io_apic_id; /* I/O APIC ID */
uint8_t reserved; /* Reserved - must be zero */
uint32_t address; /* APIC physical address */
uint32_t interrupt; /* Global system interrupt where INTI
* lines start */
} QEMU_PACKED;
typedef struct AcpiMadtIoApic AcpiMadtIoApic;
struct AcpiMadtIntsrcovr {
ACPI_SUB_HEADER_DEF
uint8_t bus;
uint8_t source;
uint32_t gsi;
uint16_t flags;
} QEMU_PACKED;
typedef struct AcpiMadtIntsrcovr AcpiMadtIntsrcovr;
struct AcpiMadtLocalNmi {
ACPI_SUB_HEADER_DEF
uint8_t processor_id; /* ACPI processor id */
uint16_t flags; /* MPS INTI flags */
uint8_t lint; /* Local APIC LINT# */
} QEMU_PACKED;
typedef struct AcpiMadtLocalNmi AcpiMadtLocalNmi;
struct AcpiMadtGenericInterrupt {
ACPI_SUB_HEADER_DEF
uint16_t reserved;
uint32_t cpu_interface_number;
uint32_t uid;
uint32_t flags;
uint32_t parking_version;
uint32_t performance_interrupt;
uint64_t parked_address;
uint64_t base_address;
uint64_t gicv_base_address;
uint64_t gich_base_address;
uint32_t vgic_interrupt;
uint64_t gicr_base_address;
uint64_t arm_mpidr;
} QEMU_PACKED;
typedef struct AcpiMadtGenericInterrupt AcpiMadtGenericInterrupt;
struct AcpiMadtGenericDistributor {
ACPI_SUB_HEADER_DEF
uint16_t reserved;
uint32_t gic_id;
uint64_t base_address;
uint32_t global_irq_base;
/* ACPI 5.1 Errata 1228 Present GIC version in MADT table */
uint8_t version;
uint8_t reserved2[3];
} QEMU_PACKED;
typedef struct AcpiMadtGenericDistributor AcpiMadtGenericDistributor;
struct AcpiMadtGenericMsiFrame {
ACPI_SUB_HEADER_DEF
uint16_t reserved;
uint32_t gic_msi_frame_id;
uint64_t base_address;
uint32_t flags;
uint16_t spi_count;
uint16_t spi_base;
} QEMU_PACKED;
typedef struct AcpiMadtGenericMsiFrame AcpiMadtGenericMsiFrame;
struct AcpiMadtGenericRedistributor {
ACPI_SUB_HEADER_DEF
uint16_t reserved;
uint64_t base_address;
uint32_t range_length;
} QEMU_PACKED;
typedef struct AcpiMadtGenericRedistributor AcpiMadtGenericRedistributor;
struct AcpiMadtGenericTranslator {
ACPI_SUB_HEADER_DEF
uint16_t reserved;
uint32_t translation_id;
uint64_t base_address;
uint32_t reserved2;
} QEMU_PACKED;
typedef struct AcpiMadtGenericTranslator AcpiMadtGenericTranslator;
/*
* Generic Timer Description Table (GTDT)
*/
#define ACPI_GTDT_INTERRUPT_MODE (1 << 0)
#define ACPI_GTDT_INTERRUPT_POLARITY (1 << 1)
#define ACPI_GTDT_ALWAYS_ON (1 << 2)
/* Triggering */
#define ACPI_LEVEL_SENSITIVE ((uint8_t) 0x00)
#define ACPI_EDGE_SENSITIVE ((uint8_t) 0x01)
/* Polarity */
#define ACPI_ACTIVE_HIGH ((uint8_t) 0x00)
#define ACPI_ACTIVE_LOW ((uint8_t) 0x01)
#define ACPI_ACTIVE_BOTH ((uint8_t) 0x02)
struct AcpiGenericTimerTable {
ACPI_TABLE_HEADER_DEF
uint64_t counter_block_addresss;
uint32_t reserved;
uint32_t secure_el1_interrupt;
uint32_t secure_el1_flags;
uint32_t non_secure_el1_interrupt;
uint32_t non_secure_el1_flags;
uint32_t virtual_timer_interrupt;
uint32_t virtual_timer_flags;
uint32_t non_secure_el2_interrupt;
uint32_t non_secure_el2_flags;
uint64_t counter_read_block_address;
uint32_t platform_timer_count;
uint32_t platform_timer_offset;
} QEMU_PACKED;
typedef struct AcpiGenericTimerTable AcpiGenericTimerTable;
/*
* HPET Description Table
*/
struct Acpi20Hpet {
ACPI_TABLE_HEADER_DEF /* ACPI common table header */
uint32_t timer_block_id;
Acpi20GenericAddress addr;
uint8_t hpet_number;
uint16_t min_tick;
uint8_t page_protect;
} QEMU_PACKED;
typedef struct Acpi20Hpet Acpi20Hpet;
/*
* SRAT (NUMA topology description) table
*/
struct AcpiSystemResourceAffinityTable
{
ACPI_TABLE_HEADER_DEF
uint32_t reserved1;
uint32_t reserved2[2];
} QEMU_PACKED;
typedef struct AcpiSystemResourceAffinityTable AcpiSystemResourceAffinityTable;
#define ACPI_SRAT_PROCESSOR_APIC 0
#define ACPI_SRAT_MEMORY 1
#define ACPI_SRAT_PROCESSOR_x2APIC 2
#define ACPI_SRAT_PROCESSOR_GICC 3
struct AcpiSratProcessorAffinity
{
ACPI_SUB_HEADER_DEF
uint8_t proximity_lo;
uint8_t local_apic_id;
uint32_t flags;
uint8_t local_sapic_eid;
uint8_t proximity_hi[3];
uint32_t reserved;
} QEMU_PACKED;
typedef struct AcpiSratProcessorAffinity AcpiSratProcessorAffinity;
struct AcpiSratMemoryAffinity
{
ACPI_SUB_HEADER_DEF
uint32_t proximity;
uint16_t reserved1;
uint64_t base_addr;
uint64_t range_length;
uint32_t reserved2;
uint32_t flags;
uint32_t reserved3[2];
} QEMU_PACKED;
typedef struct AcpiSratMemoryAffinity AcpiSratMemoryAffinity;
struct AcpiSratProcessorGiccAffinity
{
ACPI_SUB_HEADER_DEF
uint32_t proximity;
uint32_t acpi_processor_uid;
uint32_t flags;
uint32_t clock_domain;
} QEMU_PACKED;
typedef struct AcpiSratProcessorGiccAffinity AcpiSratProcessorGiccAffinity;
/* PCI fw r3.0 MCFG table. */
/* Subtable */
struct AcpiMcfgAllocation {
uint64_t address; /* Base address, processor-relative */
uint16_t pci_segment; /* PCI segment group number */
uint8_t start_bus_number; /* Starting PCI Bus number */
uint8_t end_bus_number; /* Final PCI Bus number */
uint32_t reserved;
} QEMU_PACKED;
typedef struct AcpiMcfgAllocation AcpiMcfgAllocation;
struct AcpiTableMcfg {
ACPI_TABLE_HEADER_DEF;
uint8_t reserved[8];
AcpiMcfgAllocation allocation[0];
} QEMU_PACKED;
typedef struct AcpiTableMcfg AcpiTableMcfg;
/*
* TCPA Description Table
*
* Following Level 00, Rev 00.37 of specs:
* http://www.trustedcomputinggroup.org/resources/tcg_acpi_specification
*/
struct Acpi20Tcpa {
ACPI_TABLE_HEADER_DEF /* ACPI common table header */
uint16_t platform_class;
uint32_t log_area_minimum_length;
uint64_t log_area_start_address;
} QEMU_PACKED;
typedef struct Acpi20Tcpa Acpi20Tcpa;
/*
* TPM2
*
* Following Level 00, Rev 00.37 of specs:
* http://www.trustedcomputinggroup.org/resources/tcg_acpi_specification
*/
struct Acpi20TPM2 {
ACPI_TABLE_HEADER_DEF
uint16_t platform_class;
uint16_t reserved;
uint64_t control_area_address;
uint32_t start_method;
} QEMU_PACKED;
typedef struct Acpi20TPM2 Acpi20TPM2;
/* DMAR - DMA Remapping table r2.2 */
struct AcpiTableDmar {
ACPI_TABLE_HEADER_DEF
uint8_t host_address_width; /* Maximum DMA physical addressability */
uint8_t flags;
uint8_t reserved[10];
} QEMU_PACKED;
typedef struct AcpiTableDmar AcpiTableDmar;
/* Masks for Flags field above */
#define ACPI_DMAR_INTR_REMAP 1
#define ACPI_DMAR_X2APIC_OPT_OUT (1 << 1)
/* Values for sub-structure type for DMAR */
enum {
ACPI_DMAR_TYPE_HARDWARE_UNIT = 0, /* DRHD */
ACPI_DMAR_TYPE_RESERVED_MEMORY = 1, /* RMRR */
ACPI_DMAR_TYPE_ATSR = 2, /* ATSR */
ACPI_DMAR_TYPE_HARDWARE_AFFINITY = 3, /* RHSR */
ACPI_DMAR_TYPE_ANDD = 4, /* ANDD */
ACPI_DMAR_TYPE_RESERVED = 5 /* Reserved for furture use */
};
/*
* Sub-structures for DMAR
*/
/* Device scope structure for DRHD. */
struct AcpiDmarDeviceScope {
uint8_t entry_type;
uint8_t length;
uint16_t reserved;
uint8_t enumeration_id;
uint8_t bus;
uint16_t path[0]; /* list of dev:func pairs */
} QEMU_PACKED;
typedef struct AcpiDmarDeviceScope AcpiDmarDeviceScope;
/* Type 0: Hardware Unit Definition */
struct AcpiDmarHardwareUnit {
uint16_t type;
uint16_t length;
uint8_t flags;
uint8_t reserved;
uint16_t pci_segment; /* The PCI Segment associated with this unit */
uint64_t address; /* Base address of remapping hardware register-set */
AcpiDmarDeviceScope scope[0];
} QEMU_PACKED;
typedef struct AcpiDmarHardwareUnit AcpiDmarHardwareUnit;
/* Masks for Flags field above */
#define ACPI_DMAR_INCLUDE_PCI_ALL 1
#endif
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