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acpi: add a missing backslash to the \_SB scope. 

A predefined scope in the ACPI specs is precede with a backslash.

Signed-off-by: Gal Hammer <ghammer@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
This commit is contained in:
Gal Hammer 2015-04-21 11:26:12 +03:00 committed by Michael S. Tsirkin
parent bc09e06113
commit 7824df3889
2 changed files with 2 additions and 2 deletions
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2
hw/i386/acpi-build.c
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@ -763,7 +763,7 @@ build_ssdt(GArray *table_data, GArray *linker,
aml_append(ssdt, scope); aml_append(ssdt, scope);
} }
sb_scope = aml_scope("_SB"); sb_scope = aml_scope("\\_SB");
{ {
/* create PCI0.PRES device and its _CRS to reserve CPU hotplug MMIO */ /* create PCI0.PRES device and its _CRS to reserve CPU hotplug MMIO */
dev = aml_device("PCI0." stringify(CPU_HOTPLUG_RESOURCE_DEVICE)); dev = aml_device("PCI0." stringify(CPU_HOTPLUG_RESOURCE_DEVICE));

2
include/hw/acpi/aml-build.h
View File

@ -146,7 +146,7 @@ void free_aml_allocator(void);
* Joins Aml elements together and helps to construct AML tables * Joins Aml elements together and helps to construct AML tables
* Examle of usage: * Examle of usage:
* Aml *table = aml_def_block("SSDT", ...); * Aml *table = aml_def_block("SSDT", ...);
* Aml *sb = aml_scope("\_SB"); * Aml *sb = aml_scope("\\_SB");
* Aml *dev = aml_device("PCI0"); * Aml *dev = aml_device("PCI0");
* *
* aml_append(dev, aml_name_decl("HID", aml_eisaid("PNP0A03"))); * aml_append(dev, aml_name_decl("HID", aml_eisaid("PNP0A03")));