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From bcdec27f562b0df37546b5e8ad2eab76348062eb Mon Sep 17 00:00:00 2001
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From: Al Stone <ahs3@redhat.com>
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Date: Sat, 19 Sep 2020 15:44:06 -0600
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Subject: [PATCH 13/45] Support DRTM in a big-endian world
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Signed-off-by: Al Stone <ahs3@redhat.com>
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---
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source/common/dmtbdump1.c | 25 +++++++++++++++----------
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source/compiler/dttable1.c | 6 ++++--
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2 files changed, 19 insertions(+), 12 deletions(-)
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Index: acpica-unix2-20220331/source/common/dmtbdump1.c
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===================================================================
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--- acpica-unix2-20220331.orig/source/common/dmtbdump1.c
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+++ acpica-unix2-20220331/source/common/dmtbdump1.c
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@@ -1071,11 +1071,14 @@ AcpiDmDumpDrtm (
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ACPI_DRTM_RESOURCE_LIST *DrtmRl;
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ACPI_DRTM_DPS_ID *DrtmDps;
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UINT32 Count;
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+ UINT32 ResourceCount;
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+ UINT32 ValidatedTableCount;
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+ UINT32 TableLength = AcpiUtReadUint32 (&Table->Length);
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/* Main table */
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- Status = AcpiDmDumpTable (Table->Length, 0, Table, 0,
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+ Status = AcpiDmDumpTable (TableLength, 0, Table, 0,
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AcpiDmTableInfoDrtm);
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if (ACPI_FAILURE (Status))
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{
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@@ -1090,7 +1093,7 @@ AcpiDmDumpDrtm (
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DrtmVtl = ACPI_ADD_PTR (ACPI_DRTM_VTABLE_LIST, Table, Offset);
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AcpiOsPrintf ("\n");
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- Status = AcpiDmDumpTable (Table->Length, Offset,
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+ Status = AcpiDmDumpTable (TableLength, Offset,
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DrtmVtl, ACPI_OFFSET (ACPI_DRTM_VTABLE_LIST, ValidatedTables),
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AcpiDmTableInfoDrtm0);
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if (ACPI_FAILURE (Status))
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@@ -1103,10 +1106,11 @@ AcpiDmDumpDrtm (
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/* Dump Validated table addresses */
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Count = 0;
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- while ((Offset < Table->Length) &&
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- (DrtmVtl->ValidatedTableCount > Count))
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+ ValidatedTableCount = AcpiUtReadUint32 (&DrtmVtl->ValidatedTableCount);
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+ while ((Offset < TableLength) &&
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+ (ValidatedTableCount > Count))
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{
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- Status = AcpiDmDumpTable (Table->Length, Offset,
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+ Status = AcpiDmDumpTable (TableLength, Offset,
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ACPI_ADD_PTR (void, Table, Offset), sizeof (UINT64),
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AcpiDmTableInfoDrtm0a);
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if (ACPI_FAILURE (Status))
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@@ -1122,7 +1126,7 @@ AcpiDmDumpDrtm (
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DrtmRl = ACPI_ADD_PTR (ACPI_DRTM_RESOURCE_LIST, Table, Offset);
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AcpiOsPrintf ("\n");
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- Status = AcpiDmDumpTable (Table->Length, Offset,
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+ Status = AcpiDmDumpTable (TableLength, Offset,
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DrtmRl, ACPI_OFFSET (ACPI_DRTM_RESOURCE_LIST, Resources),
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AcpiDmTableInfoDrtm1);
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if (ACPI_FAILURE (Status))
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@@ -1135,10 +1139,11 @@ AcpiDmDumpDrtm (
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/* Dump the Resource List */
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Count = 0;
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- while ((Offset < Table->Length) &&
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- (DrtmRl->ResourceCount > Count))
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+ ResourceCount = AcpiUtReadUint32 (&DrtmRl->ResourceCount);
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+ while ((Offset < TableLength) &&
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+ (ResourceCount > Count))
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{
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- Status = AcpiDmDumpTable (Table->Length, Offset,
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+ Status = AcpiDmDumpTable (TableLength, Offset,
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ACPI_ADD_PTR (void, Table, Offset),
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sizeof (ACPI_DRTM_RESOURCE), AcpiDmTableInfoDrtm1a);
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if (ACPI_FAILURE (Status))
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@@ -1154,7 +1159,7 @@ AcpiDmDumpDrtm (
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DrtmDps = ACPI_ADD_PTR (ACPI_DRTM_DPS_ID, Table, Offset);
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AcpiOsPrintf ("\n");
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- (void) AcpiDmDumpTable (Table->Length, Offset,
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+ (void) AcpiDmDumpTable (TableLength, Offset,
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DrtmDps, sizeof (ACPI_DRTM_DPS_ID), AcpiDmTableInfoDrtm2);
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}
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Index: acpica-unix2-20220331/source/compiler/dttable1.c
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===================================================================
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--- acpica-unix2-20220331.orig/source/compiler/dttable1.c
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+++ acpica-unix2-20220331/source/compiler/dttable1.c
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@@ -1217,7 +1217,8 @@ DtCompileDrtm (
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Count++;
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}
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- DrtmVtl->ValidatedTableCount = Count;
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+ AcpiUtWriteUint (&DrtmVtl->ValidatedTableCount, sizeof (UINT32),
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+ &Count, sizeof (UINT32));
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DtPopSubtable ();
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ParentTable = DtPeekSubtable ();
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@@ -1255,7 +1256,8 @@ DtCompileDrtm (
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Count++;
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}
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- DrtmRl->ResourceCount = Count;
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+ AcpiUtWriteUint(&DrtmRl->ResourceCount, sizeof(UINT32),
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+ &Count, sizeof(UINT32));
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DtPopSubtable ();
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ParentTable = DtPeekSubtable ();
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