Hi Lv,
On 2015年05月21日 10:31, Lv Zheng wrote:
From: Bob Moore <robert.moore@xxxxxxxxx>
ACPICA commit 02cbb41232bccf7a91967140cab95d5f48291f21
New subtable type. Some additions to existing subtables.
Link: https://github.com/acpica/acpica/commit/02cbb412
Signed-off-by: Bob Moore <robert.moore@xxxxxxxxx>
Signed-off-by: Lv Zheng <lv.zheng@xxxxxxxxx>
---
[...]
/* Masks for Flags field above */
@@ -819,7 +822,7 @@ struct acpi_madt_generic_interrupt {
#define ACPI_MADT_PERFORMANCE_IRQ_MODE (1<<1) /* 01: Performance Interrupt Mode */
#define ACPI_MADT_VGIC_IRQ_MODE (1<<2) /* 02: VGIC Maintenance Interrupt mode */
-/* 12: Generic Distributor (ACPI 5.0) */
+/* 12: Generic Distributor (ACPI 5.0 + ACPI 6.0 changes) */
struct acpi_madt_generic_distributor {
struct acpi_subtable_header header;
@@ -827,7 +830,8 @@ struct acpi_madt_generic_distributor {
u32 gic_id;
u64 base_address;
u32 global_irq_base;
- u32 reserved2; /* reserved - must be zero */
+ u8 version;
version filed in generic distributor has following values,
/* Values for gic_version in Generic Distributor (ACPI 6.0) */
enum acpi_madt_gic_ver_type
{
ACPI_MADT_GIC_VER_UNKNOWN = 0,
ACPI_MADT_GIC_VER_V1 = 1,
ACPI_MADT_GIC_VER_V2 = 2,
ACPI_MADT_GIC_VER_V3 = 3,
ACPI_MADT_GIC_VER_V4 = 4,
ACPI_MADT_GIC_VER_RESERVED = 5 /* 5 and greater are
reserved */
};
should we put it here, or locate it to ARM64 arch related head
file?
Thanks
Hanjun
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