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hv: move ACPI related defines/structs to acpi.h

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Currently ACPI related defines/structs are scattered across multiple C
source files, move them into acpi.h so that they can be shared and used by
vacpi code (to be added in subsequent commits).

Tracked-On: #3601
Signed-off-by: dongshen <dongsheng.x.zhang@intel.com>
Reviewed-by: Eddie Dong <eddie.dong@intel.com>
This commit is contained in:
dongshen 2019-08-20 14:44:45 -07:00 committed by wenlingz
parent 6ca4095d9c
commit a1ef0ab9d9
4 changed files with 153 additions and 149 deletions
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25
hypervisor/acpi_parser/acpi_ext.c
View File

@ -51,23 +51,6 @@
* When ACRN go FuSa, the platform ACPI data should be fixed and this file is not needed.
*/
#define ACPI_SIG_FACS 0x53434146U /* "FACS" */
#define ACPI_SIG_FADT "FACP" /* Fixed ACPI Description Table */
/* FACP field offsets */
#define OFFSET_FACS_ADDR 36U
#define OFFSET_RESET_REGISTER 116U
#define OFFSET_RESET_VALUE 128U
#define OFFSET_FACS_X_ADDR 132U
#define OFFSET_PM1A_EVT 148U
#define OFFSET_PM1A_CNT 172U
/* FACS field offsets */
#define OFFSET_FACS_SIGNATURE 0U
#define OFFSET_FACS_LENGTH 4U
#define OFFSET_WAKE_VECTOR_32 12U
#define OFFSET_WAKE_VECTOR_64 24U
/* get a dword value from given table and its offset */
static inline uint32_t get_acpi_dt_dword(const uint8_t *dt_addr, uint32_t dt_offset)
{
@ -80,14 +63,6 @@ static inline uint64_t get_acpi_dt_qword(const uint8_t *dt_addr, uint32_t dt_off
return *(uint64_t *)(dt_addr + dt_offset);
}
struct packed_gas {
uint8_t space_id;
uint8_t bit_width;
uint8_t bit_offset;
uint8_t access_size;
uint64_t address;
} __attribute__((packed));
/* get a GAS struct from given table and its offset.
* ACPI table stores packed gas, but it is not guaranteed that
* struct acpi_generic_address is packed, so do not use memcpy in function.

47
hypervisor/acpi_parser/dmar_parse.c
View File

@ -12,59 +12,12 @@
#include "vtd.h"
#include "acpi.h"
#define ACPI_SIG_DMAR "DMAR"
enum acpi_dmar_type {
ACPI_DMAR_TYPE_HARDWARE_UNIT = 0,
ACPI_DMAR_TYPE_RESERVED_MEMORY = 1,
ACPI_DMAR_TYPE_ROOT_ATS = 2,
ACPI_DMAR_TYPE_HARDWARE_AFFINITY = 3,
ACPI_DMAR_TYPE_NAMESPACE = 4,
ACPI_DMAR_TYPE_RESERVED = 5
};
struct acpi_table_dmar {
/* Common ACPI table header */
struct acpi_table_header header;
/* Host address Width */
uint8_t width;
uint8_t flags;
uint8_t reserved[10];
};
/* DMAR subtable header */
struct acpi_dmar_header {
uint16_t type;
uint16_t length;
};
struct acpi_dmar_hardware_unit {
struct acpi_dmar_header header;
uint8_t flags;
uint8_t reserved;
uint16_t segment;
/* register base address */
uint64_t address;
};
struct find_iter_args {
int32_t i;
struct acpi_dmar_hardware_unit *res;
};
struct acpi_dmar_pci_path {
uint8_t device;
uint8_t function;
};
struct acpi_dmar_device_scope {
uint8_t entry_type;
uint8_t length;
uint16_t reserved;
uint8_t enumeration_id;
uint8_t bus;
};
typedef int32_t (*dmar_iter_t)(struct acpi_dmar_header*, void*);
static int32_t dmar_unit_cnt;

78
hypervisor/boot/acpi_base.c
View File

@ -35,85 +35,9 @@
#include <logmsg.h>
#include <acrn_common.h>
#define ACPI_SIG_RSDP "RSD PTR " /* Root System Description Ptr */
#define ACPI_OEM_ID_SIZE 6
#define ACPI_SIG_MADT "APIC" /* Multiple APIC Description Table */
#define RSDP_CHECKSUM_LENGTH 20
#define ACPI_NAME_SIZE 4U
#define ACPI_MADT_TYPE_LOCAL_APIC 0U
#define ACPI_MADT_TYPE_IOAPIC 1U
#define ACPI_MADT_ENABLED 1U
#define ACPI_OEM_TABLE_ID_SIZE 8
struct acpi_table_rsdp {
/* ACPI signature, contains "RSD PTR " */
char signature[8];
/* ACPI 1.0 checksum */
uint8_t checksum;
/* OEM identification */
char oem_id[ACPI_OEM_ID_SIZE];
/* Must be (0) for ACPI 1.0 or (2) for ACPI 2.0+ */
uint8_t revision;
/* 32-bit physical address of the RSDT */
uint32_t rsdt_physical_address;
/* Table length in bytes, including header (ACPI 2.0+) */
uint32_t length;
/* 64-bit physical address of the XSDT (ACPI 2.0+) */
uint64_t xsdt_physical_address;
/* Checksum of entire table (ACPI 2.0+) */
uint8_t extended_checksum;
/* Reserved, must be zero */
uint8_t reserved[3];
};
struct acpi_table_rsdt {
/* Common ACPI table header */
struct acpi_table_header header;
/* Array of pointers to ACPI tables */
uint32_t table_offset_entry[1];
} __packed;
struct acpi_table_xsdt {
/* Common ACPI table header */
struct acpi_table_header header;
/* Array of pointers to ACPI tables */
uint64_t table_offset_entry[1];
} __packed;
struct acpi_subtable_header {
uint8_t type;
uint8_t length;
};
struct acpi_table_madt {
/* Common ACPI table header */
struct acpi_table_header header;
/* Physical address of local APIC */
uint32_t address;
uint32_t flags;
};
struct acpi_madt_local_apic {
struct acpi_subtable_header header;
/* ACPI processor id */
uint8_t processor_id;
/* Processor's local APIC id */
uint8_t id;
uint32_t lapic_flags;
};
static struct acpi_table_rsdp *acpi_rsdp;
struct acpi_madt_ioapic {
struct acpi_subtable_header header;
/* IOAPIC id */
uint8_t id;
uint8_t rsvd;
uint32_t addr;
uint32_t gsi_base;
};
static struct acpi_table_rsdp*
found_rsdp(char *base, int32_t length)
static struct acpi_table_rsdp *found_rsdp(char *base, int32_t length)
{
struct acpi_table_rsdp *rsdp, *ret = NULL;
uint8_t *cp, sum;

152
hypervisor/boot/include/acpi.h
View File

@ -9,6 +9,45 @@
#include <vm_configurations.h>
#define ACPI_OEM_ID_SIZE 6
#define RSDP_CHECKSUM_LENGTH 20
#define ACPI_NAME_SIZE 4U
#define ACPI_MADT_TYPE_LOCAL_APIC 0U
#define ACPI_MADT_TYPE_IOAPIC 1U
#define ACPI_MADT_ENABLED 1U
#define ACPI_OEM_TABLE_ID_SIZE 8
/* FACP field offsets */
#define OFFSET_FACS_ADDR 36U
#define OFFSET_RESET_REGISTER 116U
#define OFFSET_RESET_VALUE 128U
#define OFFSET_FACS_X_ADDR 132U
#define OFFSET_PM1A_EVT 148U
#define OFFSET_PM1A_CNT 172U
/* FACS field offsets */
#define OFFSET_FACS_SIGNATURE 0U
#define OFFSET_FACS_LENGTH 4U
#define OFFSET_WAKE_VECTOR_32 12U
#define OFFSET_WAKE_VECTOR_64 24U
#define ACPI_SIG_FADT "FACP" /* Fixed ACPI Description Table */
#define ACPI_SIG_FACS 0x53434146U /* "FACS" */
#define ACPI_SIG_RSDP "RSD PTR " /* Root System Description Ptr */
#define ACPI_SIG_MADT "APIC" /* Multiple APIC Description Table */
#define ACPI_SIG_DMAR "DMAR"
struct packed_gas {
uint8_t space_id;
uint8_t bit_width;
uint8_t bit_offset;
uint8_t access_size;
uint64_t address;
} __attribute__((packed));
struct acpi_table_header {
/* ASCII table signature */
char signature[4];
@ -30,6 +69,119 @@ struct acpi_table_header {
uint32_t asl_compiler_revision;
};
struct acpi_table_rsdp {
/* ACPI signature, contains "RSD PTR " */
char signature[8];
/* ACPI 1.0 checksum */
uint8_t checksum;
/* OEM identification */
char oem_id[ACPI_OEM_ID_SIZE];
/* Must be (0) for ACPI 1.0 or (2) for ACPI 2.0+ */
uint8_t revision;
/* 32-bit physical address of the RSDT */
uint32_t rsdt_physical_address;
/* Table length in bytes, including header (ACPI 2.0+) */
uint32_t length;
/* 64-bit physical address of the XSDT (ACPI 2.0+) */
uint64_t xsdt_physical_address;
/* Checksum of entire table (ACPI 2.0+) */
uint8_t extended_checksum;
/* Reserved, must be zero */
uint8_t reserved[3];
};
struct acpi_table_rsdt {
/* Common ACPI table header */
struct acpi_table_header header;
/* Array of pointers to ACPI tables */
uint32_t table_offset_entry[1];
} __packed;
struct acpi_table_xsdt {
/* Common ACPI table header */
struct acpi_table_header header;
/* Array of pointers to ACPI tables */
uint64_t table_offset_entry[1];
} __packed;
struct acpi_table_madt {
/* Common ACPI table header */
struct acpi_table_header header;
/* Physical address of local APIC */
uint32_t address;
uint32_t flags;
};
struct acpi_subtable_header {
uint8_t type;
uint8_t length;
};
struct acpi_madt_local_apic {
struct acpi_subtable_header header;
/* ACPI processor id */
uint8_t processor_id;
/* Processor's local APIC id */
uint8_t id;
uint32_t lapic_flags;
};
struct acpi_madt_ioapic {
struct acpi_subtable_header header;
/* IOAPIC id */
uint8_t id;
uint8_t rsvd;
uint32_t addr;
uint32_t gsi_base;
};
enum acpi_dmar_type {
ACPI_DMAR_TYPE_HARDWARE_UNIT = 0,
ACPI_DMAR_TYPE_RESERVED_MEMORY = 1,
ACPI_DMAR_TYPE_ROOT_ATS = 2,
ACPI_DMAR_TYPE_HARDWARE_AFFINITY = 3,
ACPI_DMAR_TYPE_NAMESPACE = 4,
ACPI_DMAR_TYPE_RESERVED = 5
};
struct acpi_table_dmar {
/* Common ACPI table header */
struct acpi_table_header header;
/* Host address Width */
uint8_t width;
uint8_t flags;
uint8_t reserved[10];
};
/* DMAR subtable header */
struct acpi_dmar_header {
uint16_t type;
uint16_t length;
};
struct acpi_dmar_hardware_unit {
struct acpi_dmar_header header;
uint8_t flags;
uint8_t reserved;
uint16_t segment;
/* register base address */
uint64_t address;
};
struct acpi_dmar_pci_path {
uint8_t device;
uint8_t function;
};
struct acpi_dmar_device_scope {
uint8_t entry_type;
uint8_t length;
uint16_t reserved;
uint8_t enumeration_id;
uint8_t bus;
};
void *get_acpi_tbl(const char *signature);
struct ioapic_info;