diff options
| author | Arthur Heymans <arthur@aheymans.xyz> | 2023-06-27 15:37:37 +0200 |
|---|---|---|
| committer | Lean Sheng Tan <sheng.tan@9elements.com> | 2023-08-02 17:10:16 +0000 |
| commit | 51d94c7d73538e275205ead8504f487ab3cc58a1 (patch) | |
| tree | 2469fd44dfcc33b403a9c8dd86ce6fbdbfdb8cbe /src | |
| parent | 1cdeaea8d911f7a8ca60e5cdb3dc0deea5224bd8 (diff) | |
acpi/acpi.h: Add MADT GIC structures
Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Change-Id: I9e6544c956cb3d516d2e5900357af9ae8976cc8e
Reviewed-on: https://review.coreboot.org/c/coreboot/+/76131
Reviewed-by: Lean Sheng Tan <sheng.tan@9elements.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Diffstat (limited to 'src')
| -rw-r--r-- | src/include/acpi/acpi.h | 87 |
1 files changed, 87 insertions, 0 deletions
diff --git a/src/include/acpi/acpi.h b/src/include/acpi/acpi.h index 0aa8026651..510c790210 100644 --- a/src/include/acpi/acpi.h +++ b/src/include/acpi/acpi.h @@ -748,6 +748,93 @@ typedef struct acpi_madt_lx2apic_nmi { u8 reserved[3]; } __packed acpi_madt_lx2apic_nmi_t; +/* MADT: GIC CPU Interface (GICC) Structure 6.5 */ +struct gicc_flags { + uint32_t enabled : 1; + /* 0 - Level-triggered | 1 - Edge-Triggered */ + uint32_t performance_interrupt_mode : 1; + uint32_t vgic_maintenance_interrupt_mode : 1; + uint32_t online_capable : 1; + uint32_t reserved : 28; +}; +_Static_assert(sizeof(struct gicc_flags) == sizeof(uint32_t), "Wrong gicc_flags size\n"); + +typedef struct acpi_gicc { + uint8_t type; + uint8_t length; + uint16_t reserved; + uint32_t cpu_interface_number; + uint32_t acpi_processor_uid; + struct gicc_flags flags; + uint32_t parking_protocol_version; + uint32_t performance_interrupt_gsiv; + uint64_t parked_address; + uint64_t physical_base_address; /* GIC v1/v2 or GIC v3/v4 in v2 compat mode */ + uint64_t gicv; + uint64_t gich; + uint32_t vgic_maintenance_interrupt; + uint64_t gicr_base_address; /* Only GIC v3 and above */ + uint64_t mpidr; + uint8_t processor_power_efficiency_class; + uint8_t reserved1; + uint16_t spe_overflow_interrupt; + uint16_t trbe_interrupt; +} __packed acpi_madt_gicc_t; +_Static_assert(sizeof(acpi_madt_gicc_t) == 82, "Wrong acpi_madt_gicc_t size\n"); + +/* MADT: GIC Distributor (GICD) Structure */ +typedef struct acpi_gicd { + uint8_t type; + uint8_t length; + uint16_t reserved1; + uint32_t gic_id; + uint64_t physical_base_address; + uint32_t system_vector_base; + uint8_t gic_version; + uint8_t reserved2[3]; +} __packed acpi_madt_gicd_t; +_Static_assert(sizeof(acpi_madt_gicd_t) == 24, "Wrong acpi_madt_gicd_t size\n"); + +/* MADT: GIC MSI Frame Structure */ +struct gic_msi_flags { + uint32_t spi_count_select : 1; + uint32_t reserved : 31; +}; +_Static_assert(sizeof(struct gic_msi_flags) == sizeof(uint32_t), "Wrong gic_msi_flags size\n"); + +typedef struct acpi_gic_msi { + uint8_t type; + uint8_t length; + uint16_t reserved; + uint32_t gic_msi_frame_id; + uint64_t physical_base_address; + struct gic_msi_flags flags; + uint16_t spi_count; + uint16_t spi_base; +} __packed acpi_gic_msi_t; +_Static_assert(sizeof(acpi_gic_msi_t) == 24, "Wrong acpi_gic_msi_t size\n"); + +/* MADT: GIC Redistributor (GICR) Structure */ +typedef struct acpi_girr { + uint8_t type; + uint8_t length; + uint16_t reserved; + uint64_t discovery_range_base_address; + uint32_t discovery_range_length; +} __packed acpi_madt_gicr_t; +_Static_assert(sizeof(acpi_madt_gicr_t) == 16, "Wrong acpi_madt_gicr_t size\n"); + +/* MADT: GIC Interrupt Translation Service (ITS) Structure */ +typedef struct acpi_gic_its { + uint8_t type; + uint8_t length; + uint16_t reserved; + uint32_t gic_its_id; + uint64_t physical_base_address; + uint32_t reserved2; +} __packed acpi_madt_gic_its_t; +_Static_assert(sizeof(acpi_madt_gic_its_t) == 20, "Wrong MADT acpi_madt_gic_its_t size\n"); + #define ACPI_DBG2_PORT_SERIAL 0x8000 #define ACPI_DBG2_PORT_SERIAL_16550 0x0000 #define ACPI_DBG2_PORT_SERIAL_16550_DBGP 0x0001 |