From: Jose Marinho <jose.marinho@arm.com>
The IORT IUWB node is defined in IORT issue E.g
See https://developer.arm.com/documentation/den0049/eg
Link: https://github.com/acpica/acpica/commit/a90dc2f5380c
Signed-off-by: Jose Marinho <jose.marinho@arm.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
---
include/acpi/actbl2.h | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/include/acpi/actbl2.h b/include/acpi/actbl2.h
index 05ce897f1eeb..01dc35e4b60a 100644
--- a/include/acpi/actbl2.h
+++ b/include/acpi/actbl2.h
@@ -682,6 +682,7 @@ enum acpi_iort_node_type {
ACPI_IORT_NODE_SMMU_V3 = 0x04,
ACPI_IORT_NODE_PMCG = 0x05,
ACPI_IORT_NODE_RMR = 0x06,
+ ACPI_IORT_NODE_IWB = 0x07,
};
struct acpi_iort_id_mapping {
@@ -860,6 +861,12 @@ struct acpi_iort_rmr_desc {
u32 reserved;
};
+struct acpi_iort_iwb {
+ u64 base_address;
+ u16 iwb_index; /* Unique IWB identifier matching with the IWB GSI namespace. */
+ char device_name[]; /* Path of the IWB namespace object */
+};
+
/*******************************************************************************
*
* IOVT - I/O Virtualization Table
--
2.51.0