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[PATCH v7 7/9] acpi: drop serial/parallel enable bits from dsdt


From: Gerd Hoffmann
Subject: [PATCH v7 7/9] acpi: drop serial/parallel enable bits from dsdt
Date: Wed, 10 Jun 2020 11:41:29 +0200

The _STA methods for COM+LPT used to reference them,
but that isn't the case any more.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
---
 hw/i386/acpi-build.c | 23 -----------------------
 1 file changed, 23 deletions(-)

diff --git a/hw/i386/acpi-build.c b/hw/i386/acpi-build.c
index c8e47700fc53..750fcf9baa37 100644
--- a/hw/i386/acpi-build.c
+++ b/hw/i386/acpi-build.c
@@ -1316,15 +1316,6 @@ static void build_q35_isa_bridge(Aml *table)
     aml_append(field, aml_named_field("LPTD", 2));
     aml_append(dev, field);
 
-    aml_append(dev, aml_operation_region("LPCE", AML_PCI_CONFIG,
-                                         aml_int(0x82), 0x02));
-    /* enable bits */
-    field = aml_field("LPCE", AML_ANY_ACC, AML_NOLOCK, AML_PRESERVE);
-    aml_append(field, aml_named_field("CAEN", 1));
-    aml_append(field, aml_named_field("CBEN", 1));
-    aml_append(field, aml_named_field("LPEN", 1));
-    aml_append(dev, field);
-
     aml_append(scope, dev);
     aml_append(table, scope);
 }
@@ -1348,7 +1339,6 @@ static void build_piix4_isa_bridge(Aml *table)
 {
     Aml *dev;
     Aml *scope;
-    Aml *field;
 
     scope =  aml_scope("_SB.PCI0");
     dev = aml_device("ISA");
@@ -1357,19 +1347,6 @@ static void build_piix4_isa_bridge(Aml *table)
     /* PIIX PCI to ISA irq remapping */
     aml_append(dev, aml_operation_region("P40C", AML_PCI_CONFIG,
                                          aml_int(0x60), 0x04));
-    /* enable bits */
-    field = aml_field("^PX13.P13C", AML_ANY_ACC, AML_NOLOCK, AML_PRESERVE);
-    /* Offset(0x5f),, 7, */
-    aml_append(field, aml_reserved_field(0x2f8));
-    aml_append(field, aml_reserved_field(7));
-    aml_append(field, aml_named_field("LPEN", 1));
-    /* Offset(0x67),, 3, */
-    aml_append(field, aml_reserved_field(0x38));
-    aml_append(field, aml_reserved_field(3));
-    aml_append(field, aml_named_field("CAEN", 1));
-    aml_append(field, aml_reserved_field(3));
-    aml_append(field, aml_named_field("CBEN", 1));
-    aml_append(dev, field);
 
     aml_append(scope, dev);
     aml_append(table, scope);
-- 
2.18.4




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