The interrupts-extended property in DT is arch specific.
Move the current implementation and the way to decode the property
to the Arm folder to prepare for other architecture support.
Suggested-by: Sunil V L <suni...@ventanamicro.com>
Signed-off-by: Pierre Gondois <pierre.gond...@arm.com>
---
.../FdtHwInfoParserLib/Arm/ArmFdtUtility.c | 85 +++++++++++++++++++
.../FdtHwInfoParserLib/FdtHwInfoParserLib.inf | 1 +
.../Library/FdtHwInfoParserLib/FdtUtility.c | 71 ----------------
3 files changed, 86 insertions(+), 71 deletions(-)
create mode 100644
DynamicTablesPkg/Library/FdtHwInfoParserLib/Arm/ArmFdtUtility.c
diff --git a/DynamicTablesPkg/Library/FdtHwInfoParserLib/Arm/ArmFdtUtility.c
b/DynamicTablesPkg/Library/FdtHwInfoParserLib/Arm/ArmFdtUtility.c
new file mode 100644
index 000000000000..21b1306e577d
--- /dev/null
+++ b/DynamicTablesPkg/Library/FdtHwInfoParserLib/Arm/ArmFdtUtility.c
@@ -0,0 +1,85 @@
+/** @file
+ Flattened device tree utility.
+
+ Copyright (c) 2021, ARM Limited. All rights reserved.<BR>
+ SPDX-License-Identifier: BSD-2-Clause-Patent
+
+ @par Reference(s):
+ - Device tree Specification - Release v0.3
+ - linux/Documentation/devicetree/bindings/interrupt-controller/arm%2Cgic.yaml
+ -
linux//Documentation/devicetree/bindings/interrupt-controller/arm%2Cgic.yaml
+**/
+
+#include <FdtHwInfoParserInclude.h>
+#include "FdtUtility.h"
+
+/** Get the interrupt Id of an interrupt described in a fdt.
+
+ Data must describe a GIC interrupt. A GIC interrupt is on at least
+ 3 UINT32 cells.
+ This function DOES NOT SUPPORT extended SPI range and extended PPI range.
+
+ @param [in] Data Pointer to the first cell of an "interrupts" property.
+
+ @retval The interrupt id.
+**/
+UINT32
+EFIAPI
+FdtGetInterruptId (
+ UINT32 CONST *Data
+ )
+{
+ UINT32 IrqType;
+ UINT32 IrqId;
+
+ ASSERT (Data != NULL);
+
+ IrqType = fdt32_to_cpu (Data[IRQ_TYPE_OFFSET]);
+ IrqId = fdt32_to_cpu (Data[IRQ_NUMBER_OFFSET]);
+
+ switch (IrqType) {
+ case DT_SPI_IRQ:
+ IrqId += SPI_OFFSET;
+ break;
+
+ case DT_PPI_IRQ:
+ IrqId += PPI_OFFSET;
+ break;
+
+ default:
+ ASSERT (0);
+ IrqId = 0;
+ }
+
+ return IrqId;
+}
+
+/** Get the ACPI interrupt flags of an interrupt described in a fdt.
+
+ Data must describe a GIC interrupt. A GIC interrupt is on at least
+ 3 UINT32 cells.
+
+ PPI interrupt cpu mask on bits [15:8] are ignored.
+
+ @param [in] Data Pointer to the first cell of an "interrupts" property.
+
+ @retval The interrupt flags (for ACPI).
+**/
+UINT32
+EFIAPI
+FdtGetInterruptFlags (
+ UINT32 CONST *Data
+ )
+{
+ UINT32 IrqFlags;
+ UINT32 AcpiIrqFlags;
+
+ ASSERT (Data != NULL);
+
+ IrqFlags = fdt32_to_cpu (Data[IRQ_FLAGS_OFFSET]);
+
+ AcpiIrqFlags = DT_IRQ_IS_EDGE_TRIGGERED (IrqFlags) ? BIT0 : 0;
+ AcpiIrqFlags |= DT_IRQ_IS_ACTIVE_LOW (IrqFlags) ? BIT1 : 0;
+
+ return AcpiIrqFlags;
+}
diff --git a/DynamicTablesPkg/Library/FdtHwInfoParserLib/FdtHwInfoParserLib.inf
b/DynamicTablesPkg/Library/FdtHwInfoParserLib/FdtHwInfoParserLib.inf
index d3010af527c1..8e1ea100bd34 100644
--- a/DynamicTablesPkg/Library/FdtHwInfoParserLib/FdtHwInfoParserLib.inf
+++ b/DynamicTablesPkg/Library/FdtHwInfoParserLib/FdtHwInfoParserLib.inf
@@ -28,6 +28,7 @@ [Sources]
Serial/SerialPortParser.h
[Sources.ARM, Sources.AARCH64]
+ Arm/ArmFdtUtility.c
Arm/ArmFdtHwInfoParser.c
Arm/BootArch/ArmBootArchParser.c
Arm/BootArch/ArmBootArchParser.h
diff --git a/DynamicTablesPkg/Library/FdtHwInfoParserLib/FdtUtility.c
b/DynamicTablesPkg/Library/FdtHwInfoParserLib/FdtUtility.c
index 5314cf3808c2..bab228575938 100644
--- a/DynamicTablesPkg/Library/FdtHwInfoParserLib/FdtUtility.c
+++ b/DynamicTablesPkg/Library/FdtHwInfoParserLib/FdtUtility.c
@@ -13,77 +13,6 @@
#include <FdtHwInfoParserInclude.h>
#include "FdtUtility.h"
-/** Get the interrupt Id of an interrupt described in a fdt.
-
- Data must describe a GIC interrupt. A GIC interrupt is on at least
- 3 UINT32 cells.
- This function DOES NOT SUPPORT extended SPI range and extended PPI range.
-
- @param [in] Data Pointer to the first cell of an "interrupts" property.
-
- @retval The interrupt id.
-**/
-UINT32
-EFIAPI
-FdtGetInterruptId (
- UINT32 CONST *Data
- )
-{
- UINT32 IrqType;
- UINT32 IrqId;
-
- ASSERT (Data != NULL);
-
- IrqType = fdt32_to_cpu (Data[IRQ_TYPE_OFFSET]);
- IrqId = fdt32_to_cpu (Data[IRQ_NUMBER_OFFSET]);
-
- switch (IrqType) {
- case DT_SPI_IRQ:
- IrqId += SPI_OFFSET;
- break;
-
- case DT_PPI_IRQ:
- IrqId += PPI_OFFSET;
- break;
-
- default:
- ASSERT (0);
- IrqId = 0;
- }
-
- return IrqId;
-}
-
-/** Get the ACPI interrupt flags of an interrupt described in a fdt.
-
- Data must describe a GIC interrupt. A GIC interrupt is on at least
- 3 UINT32 cells.
-
- PPI interrupt cpu mask on bits [15:8] are ignored.
-
- @param [in] Data Pointer to the first cell of an "interrupts" property.
-
- @retval The interrupt flags (for ACPI).
-**/
-UINT32
-EFIAPI
-FdtGetInterruptFlags (
- UINT32 CONST *Data
- )
-{
- UINT32 IrqFlags;
- UINT32 AcpiIrqFlags;
-
- ASSERT (Data != NULL);
-
- IrqFlags = fdt32_to_cpu (Data[IRQ_FLAGS_OFFSET]);
-
- AcpiIrqFlags = DT_IRQ_IS_EDGE_TRIGGERED (IrqFlags) ? BIT0 : 0;
- AcpiIrqFlags |= DT_IRQ_IS_ACTIVE_LOW (IrqFlags) ? BIT1 : 0;
-
- return AcpiIrqFlags;
-}
-
/** Check whether a node has the input name.
@param [in] Fdt Pointer to a Flattened Device Tree.
--
2.25.1
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