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From 0fb79a24fb70ab1e1e4879220af82a9fa00af586 Mon Sep 17 00:00:00 2001
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From: Al Stone <ahs3@redhat.com>
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Date: Mon, 28 Sep 2020 13:01:18 -0600
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Subject: [PATCH 36/45] Support MCFG 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/dmtbdump2.c | 11 ++++++-----
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1 file changed, 6 insertions(+), 5 deletions(-)
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Index: acpica-unix2-20220331/source/common/dmtbdump2.c
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===================================================================
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--- acpica-unix2-20220331.orig/source/common/dmtbdump2.c
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+++ acpica-unix2-20220331/source/common/dmtbdump2.c
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@@ -982,11 +982,12 @@ AcpiDmDumpMcfg (
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ACPI_STATUS Status;
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UINT32 Offset = sizeof (ACPI_TABLE_MCFG);
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ACPI_MCFG_ALLOCATION *Subtable;
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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, AcpiDmTableInfoMcfg);
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+ Status = AcpiDmDumpTable (TableLength, 0, Table, 0, AcpiDmTableInfoMcfg);
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if (ACPI_FAILURE (Status))
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{
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return;
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@@ -995,17 +996,17 @@ AcpiDmDumpMcfg (
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/* Subtables */
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Subtable = ACPI_ADD_PTR (ACPI_MCFG_ALLOCATION, Table, Offset);
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- while (Offset < Table->Length)
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+ while (Offset < TableLength)
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{
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- if (Offset + sizeof (ACPI_MCFG_ALLOCATION) > Table->Length)
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+ if (Offset + sizeof (ACPI_MCFG_ALLOCATION) > TableLength)
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{
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AcpiOsPrintf ("Warning: there are %u invalid trailing bytes\n",
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- (UINT32) sizeof (ACPI_MCFG_ALLOCATION) - (Offset - Table->Length));
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+ (UINT32) sizeof (ACPI_MCFG_ALLOCATION) - (Offset - TableLength));
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return;
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}
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AcpiOsPrintf ("\n");
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- Status = AcpiDmDumpTable (Table->Length, Offset, Subtable,
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+ Status = AcpiDmDumpTable (TableLength, Offset, Subtable,
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sizeof (ACPI_MCFG_ALLOCATION), AcpiDmTableInfoMcfg0);
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if (ACPI_FAILURE (Status))
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{
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