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[Qemu-devel] [PATCH] acpi: Fix TPM ACPI description to make TPM usable o
From: |
Stefan Berger |
Subject: |
[Qemu-devel] [PATCH] acpi: Fix TPM ACPI description to make TPM usable on Windows |
Date: |
Mon, 21 Mar 2016 10:21:11 -0400 |
This patch addresses BZ 1281413.
Fix the APCI description to make it work on Windows again. The ACPI
description was broken in commit 9e47226.
Signed-off-by: Stefan Berger <address@hidden>
---
hw/i386/acpi-build.c | 26 ++++++++++++--------------
1 file changed, 12 insertions(+), 14 deletions(-)
diff --git a/hw/i386/acpi-build.c b/hw/i386/acpi-build.c
index 325d8ce..c6e90b6 100644
--- a/hw/i386/acpi-build.c
+++ b/hw/i386/acpi-build.c
@@ -2334,22 +2334,20 @@ build_dsdt(GArray *table_data, GArray *linker,
Aml *scope = aml_scope("PCI0");
/* Scan all PCI buses. Generate tables to support hotplug. */
build_append_pci_bus_devices(scope, bus, pm->pcihp_bridge_en);
-
- if (misc->tpm_version != TPM_VERSION_UNSPEC) {
- dev = aml_device("ISA.TPM");
- aml_append(dev, aml_name_decl("_HID",
aml_eisaid("PNP0C31")));
- aml_append(dev, aml_name_decl("_STA", aml_int(0xF)));
- crs = aml_resource_template();
- aml_append(crs, aml_memory32_fixed(TPM_TIS_ADDR_BASE,
- TPM_TIS_ADDR_SIZE, AML_READ_WRITE));
- aml_append(crs, aml_irq_no_flags(TPM_TIS_IRQ));
- aml_append(dev, aml_name_decl("_CRS", crs));
- aml_append(scope, dev);
- }
-
- aml_append(sb_scope, scope);
}
}
+
+ if (misc->tpm_version != TPM_VERSION_UNSPEC) {
+ dev = aml_device("TPM");
+ aml_append(dev, aml_name_decl("_HID", aml_eisaid("PNP0C31")));
+ aml_append(dev, aml_name_decl("_STA", aml_int(0xF)));
+ crs = aml_resource_template();
+ aml_append(crs, aml_memory32_fixed(TPM_TIS_ADDR_BASE,
+ TPM_TIS_ADDR_SIZE, AML_READ_WRITE));
+ //aml_append(crs, aml_irq_no_flags(TPM_TIS_IRQ));
+ aml_append(dev, aml_name_decl("_CRS", crs));
+ aml_append(sb_scope, dev);
+ }
aml_append(dsdt, sb_scope);
}
--
2.4.3
- [Qemu-devel] [PATCH] acpi: Fix TPM ACPI description to make TPM usable on Windows,
Stefan Berger <=