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hv: use __packed for all ACPI related structs 

All tables and structs must be byte packed to match ACPI
specification, also use __packed in place of __attribute__((packed))

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 15:40:08 -07:00 committed by wenlingz
parent a1ef0ab9d9
commit 216c19f4a0
1 changed files with 12 additions and 12 deletions
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24
hypervisor/boot/include/acpi.h
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@ -46,7 +46,7 @@ struct packed_gas {
uint8_t bit_offset;
uint8_t access_size;
uint64_t address;
} __attribute__((packed));
} __packed;
struct acpi_table_header {
/* ASCII table signature */
@ -67,7 +67,7 @@ struct acpi_table_header {
char asl_compiler_id[4];
/* ASL compiler version */
uint32_t asl_compiler_revision;
};
} __packed;
struct acpi_table_rsdp {
/* ACPI signature, contains "RSD PTR " */
@ -88,7 +88,7 @@ struct acpi_table_rsdp {
uint8_t extended_checksum;
/* Reserved, must be zero */
uint8_t reserved[3];
};
} __packed;
struct acpi_table_rsdt {
/* Common ACPI table header */
@ -110,12 +110,12 @@ struct acpi_table_madt {
/* Physical address of local APIC */
uint32_t address;
uint32_t flags;
};
} __packed;
struct acpi_subtable_header {
uint8_t type;
uint8_t length;
};
} __packed;
struct acpi_madt_local_apic {
struct acpi_subtable_header header;
@ -124,7 +124,7 @@ struct acpi_madt_local_apic {
/* Processor's local APIC id */
uint8_t id;
uint32_t lapic_flags;
};
} __packed;
struct acpi_madt_ioapic {
struct acpi_subtable_header header;
@ -133,7 +133,7 @@ struct acpi_madt_ioapic {
uint8_t rsvd;
uint32_t addr;
uint32_t gsi_base;
};
} __packed;
enum acpi_dmar_type {
ACPI_DMAR_TYPE_HARDWARE_UNIT = 0,
@ -151,13 +151,13 @@ struct acpi_table_dmar {
uint8_t width;
uint8_t flags;
uint8_t reserved[10];
};
} __packed;
/* DMAR subtable header */
struct acpi_dmar_header {
uint16_t type;
uint16_t length;
};
} __packed;
struct acpi_dmar_hardware_unit {
struct acpi_dmar_header header;
@ -166,12 +166,12 @@ struct acpi_dmar_hardware_unit {
uint16_t segment;
/* register base address */
uint64_t address;
};
} __packed;
struct acpi_dmar_pci_path {
uint8_t device;
uint8_t function;
};
} __packed;
struct acpi_dmar_device_scope {
uint8_t entry_type;
@ -179,7 +179,7 @@ struct acpi_dmar_device_scope {
uint16_t reserved;
uint8_t enumeration_id;
uint8_t bus;
};
} __packed;
void *get_acpi_tbl(const char *signature);