diff --git a/sysutils/acpica-tools/files/patch-source_common_dmextern.c b/sysutils/acpica-tools/files/patch-source_common_dmextern.c
new file mode 100644
index 000000000000..78aeb7569fd1
--- /dev/null
+++ b/sysutils/acpica-tools/files/patch-source_common_dmextern.c
@@ -0,0 +1,24 @@
+--- source/common/dmextern.c.orig	2022-10-20 21:12:58 UTC
++++ source/common/dmextern.c
+@@ -1493,7 +1493,6 @@ AcpiDmMarkExternalConflict (
+     ACPI_EXTERNAL_LIST      *ExternalList = AcpiGbl_ExternalList;
+     char                    *ExternalPath;
+     char                    *InternalPath;
+-    char                    *Temp;
+     ACPI_STATUS             Status;
+ 
+ 
+@@ -1526,13 +1525,6 @@ AcpiDmMarkExternalConflict (
+ 
+     while (ExternalList)
+     {
+-        Temp = ExternalList->InternalPath;
+-        if ((*ExternalList->InternalPath == AML_ROOT_PREFIX) &&
+-            (ExternalList->InternalPath[1]))
+-        {
+-            Temp++;
+-        }
+-
+         if (!strcmp (ExternalList->InternalPath, InternalPath))
+         {
+             ExternalList->Flags |= ACPI_EXT_CONFLICTING_DECLARATION;
diff --git a/sysutils/acpica-tools/files/patch-source_compiler_aslrestype2s.c b/sysutils/acpica-tools/files/patch-source_compiler_aslrestype2s.c
new file mode 100644
index 000000000000..352b930d4e07
--- /dev/null
+++ b/sysutils/acpica-tools/files/patch-source_compiler_aslrestype2s.c
@@ -0,0 +1,74 @@
+--- source/compiler/aslrestype2s.c.orig	2022-10-20 21:12:58 UTC
++++ source/compiler/aslrestype2s.c
+@@ -1550,7 +1550,6 @@ RsDoPinFunctionDescriptor (
+     UINT16                  PinListLength;
+     UINT16                  DescriptorSize;
+     UINT32                  CurrentByteOffset;
+-    UINT32                  PinCount = 0;
+     UINT32                  i;
+ 
+     InitializerOp = Info->DescriptorTypeOp->Asl.Child;
+@@ -1668,15 +1667,10 @@ RsDoPinFunctionDescriptor (
+         default:
+             /*
+              * PINs come through here, repeatedly. Each PIN must be a WORD.
+-             * NOTE: there is no "length" field for this, so from ACPI spec:
+-             *  The number of pins in the table can be calculated from:
+-             *  PinCount = (Resource Source Name Offset - Pin Table Offset) / 2
+-             *  (implies resource source must immediately follow the pin list.)
+              *  Name: _PIN
+              */
+             *PinList = (UINT16) InitializerOp->Asl.Value.Integer;
+             PinList++;
+-            PinCount++;
+ 
+             /* Case 8: First pin number in list */
+ 
+@@ -1736,7 +1730,6 @@ RsDoPinConfigDescriptor (
+     UINT16                  PinListLength;
+     UINT16                  DescriptorSize;
+     UINT32                  CurrentByteOffset;
+-    UINT32                  PinCount = 0;
+     UINT32                  i;
+ 
+     InitializerOp = Info->DescriptorTypeOp->Asl.Child;
+@@ -1868,15 +1861,10 @@ RsDoPinConfigDescriptor (
+         default:
+             /*
+              * PINs come through here, repeatedly. Each PIN must be a WORD.
+-             * NOTE: there is no "length" field for this, so from ACPI spec:
+-             *  The number of pins in the table can be calculated from:
+-             *  PinCount = (Resource Source Name Offset - Pin Table Offset) / 2
+-             *  (implies resource source must immediately follow the pin list.)
+              *  Name: _PIN
+              */
+             *PinList = (UINT16) InitializerOp->Asl.Value.Integer;
+             PinList++;
+-            PinCount++;
+ 
+             /* Case 8: First pin number in list */
+ 
+@@ -1936,7 +1924,6 @@ RsDoPinGroupDescriptor (
+     UINT16                  PinListLength;
+     UINT16                  DescriptorSize;
+     UINT32                  CurrentByteOffset;
+-    UINT32                  PinCount = 0;
+     UINT32                  i;
+ 
+     InitializerOp = Info->DescriptorTypeOp->Asl.Child;
+@@ -2022,15 +2009,10 @@ RsDoPinGroupDescriptor (
+         default:
+             /*
+              * PINs come through here, repeatedly. Each PIN must be a WORD.
+-             * NOTE: there is no "length" field for this, so from ACPI spec:
+-             *  The number of pins in the table can be calculated from:
+-             *  PinCount = (Resource Source Name Offset - Pin Table Offset) / 2
+-             *  (implies resource source must immediately follow the pin list.)
+              *  Name: _PIN
+              */
+             *PinList = (UINT16) InitializerOp->Asl.Value.Integer;
+             PinList++;
+-            PinCount++;
+ 
+             /* Case 3: First pin number in list */
+ 
diff --git a/sysutils/acpica-tools/files/patch-source_tools_acpisrc_asconvrt.c b/sysutils/acpica-tools/files/patch-source_tools_acpisrc_asconvrt.c
new file mode 100644
index 000000000000..fb4420e741bf
--- /dev/null
+++ b/sysutils/acpica-tools/files/patch-source_tools_acpisrc_asconvrt.c
@@ -0,0 +1,35 @@
+--- source/tools/acpisrc/asconvrt.c.orig	2022-10-20 21:13:02 UTC
++++ source/tools/acpisrc/asconvrt.c
+@@ -1230,7 +1230,6 @@ AsTabify8 (
+     char                    *NewSubBuffer;
+     char                    *CommentEnd = NULL;
+     UINT32                  SpaceCount = 0;
+-    UINT32                  Column = 0;
+     UINT32                  TabCount = 0;
+     UINT32                  LastLineTabCount = 0;
+     UINT32                  LastLineColumnStart = 0;
+@@ -1246,7 +1245,6 @@ AsTabify8 (
+             /* This is a standalone blank line */
+ 
+             FirstNonBlank = NULL;
+-            Column = 0;
+             SpaceCount = 0;
+             TabCount = 0;
+             SubBuffer++;
+@@ -1285,8 +1283,6 @@ AsTabify8 (
+             }
+         }
+ 
+-        Column++;
+-
+         /* Check if we are in a comment */
+ 
+         if ((SubBuffer[0] == '*') &&
+@@ -1379,7 +1375,6 @@ AsTabify8 (
+ 
+             FirstNonBlank = NULL;
+             LastLineColumnStart = ThisColumnStart;
+-            Column = 0;
+             SpaceCount = 0;
+         }
+         else