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envelope-from=annie.li@oracle.com; helo=mx0b-00069f02.pphosted.com X-Spam_score_int: -27 X-Spam_score: -2.8 X-Spam_bar: -- X-Spam_report: (-2.8 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_MED=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H5=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org The control method sleep button is added, as well as its GPE event handler. Co-Developed-by: Miguel Luis Signed-off-by: Annie Li --- hw/acpi/control_method_device.c | 49 +++++++++++++++++++++++++ hw/acpi/meson.build | 1 + include/hw/acpi/control_method_device.h | 20 ++++++++++ 3 files changed, 70 insertions(+) diff --git a/hw/acpi/control_method_device.c b/hw/acpi/control_method_device.c new file mode 100644 index 0000000000..9e4841b8e2 --- /dev/null +++ b/hw/acpi/control_method_device.c @@ -0,0 +1,49 @@ +/* + * Control method devices + * + * Copyright (C) 2023 Oracle and/or its affiliates. + * + * This work is licensed under the terms of the GNU GPL, version 2 or later. + * See the COPYING file in the top-level directory. + * + */ + +#include "qemu/osdep.h" +#include "hw/acpi/control_method_device.h" +#include "hw/mem/nvdimm.h" + +void acpi_dsdt_add_sleep_button(Aml *scope) +{ + Aml *dev = aml_device("\\_SB."ACPI_SLEEP_BUTTON_DEVICE); + aml_append(dev, aml_name_decl("_HID", aml_eisaid("PNP0C0E"))); + Aml *pkg = aml_package(2); + aml_append(pkg, aml_int(0x01)); + aml_append(pkg, aml_int(0x04)); + aml_append(dev, aml_name_decl("_PRW", pkg)); + aml_append(dev, aml_operation_region("\\Boo", AML_SYSTEM_IO, + aml_int(0x201), 0x1)); + Aml *field = aml_field("\\Boo", AML_BYTE_ACC, AML_NOLOCK, + AML_WRITE_AS_ZEROS); + aml_append(field, aml_named_field("SBP", 1)); + aml_append(field, aml_named_field("SBW", 1)); + aml_append(dev, field); + aml_append(scope, dev); +} + +void acpi_dsdt_add_sleep_gpe_event_handler(Aml *scope) +{ + Aml *method = aml_method("_L07", 0, AML_NOTSERIALIZED); + Aml *condition = aml_if(aml_name("\\_SB.SLPB.SBP")); + aml_append(condition, aml_store(aml_int(1), aml_name("\\_SB.SLPB.SBP"))); + aml_append(condition, + aml_notify(aml_name("\\_SB."ACPI_SLEEP_BUTTON_DEVICE), + aml_int(0x80))); + aml_append(method, condition); + condition = aml_if(aml_name("\\_SB.SLPB.SBW")); + aml_append(condition, aml_store(aml_int(1), aml_name("\\_SB.SLPB.SBW"))); + aml_append(condition, + aml_notify(aml_name("\\_SB."ACPI_SLEEP_BUTTON_DEVICE), + aml_int(0x2))); + aml_append(method, condition); + aml_append(scope, method); +} diff --git a/hw/acpi/meson.build b/hw/acpi/meson.build index fc1b952379..486d28cf42 100644 --- a/hw/acpi/meson.build +++ b/hw/acpi/meson.build @@ -16,6 +16,7 @@ acpi_ss.add(when: 'CONFIG_ACPI_PCI', if_true: files('pci.c')) acpi_ss.add(when: 'CONFIG_ACPI_CXL', if_true: files('cxl.c'), if_false: files('cxl-stub.c')) acpi_ss.add(when: 'CONFIG_ACPI_VMGENID', if_true: files('vmgenid.c')) acpi_ss.add(when: 'CONFIG_ACPI_HW_REDUCED', if_true: files('generic_event_device.c')) +acpi_ss.add(when: 'CONFIG_ACPI_HW_REDUCED', if_true: files('control_method_device.c')) acpi_ss.add(when: 'CONFIG_ACPI_HMAT', if_true: files('hmat.c')) acpi_ss.add(when: 'CONFIG_ACPI_APEI', if_true: files('ghes.c'), if_false: files('ghes-stub.c')) acpi_ss.add(when: 'CONFIG_ACPI_PIIX4', if_true: files('piix4.c')) diff --git a/include/hw/acpi/control_method_device.h b/include/hw/acpi/control_method_device.h new file mode 100644 index 0000000000..bce20512c4 --- /dev/null +++ b/include/hw/acpi/control_method_device.h @@ -0,0 +1,20 @@ +/* + * Control method devices + * + * Copyright (C) 2023 Oracle and/or its affiliates. + * + * This work is licensed under the terms of the GNU GPL, version 2 or later. + * See the COPYING file in the top-level directory. + * + */ + + +#ifndef HW_ACPI_CONTROL_METHOD_DEVICE_H +#define HW_ACPI_CONTROL_NETHOD_DEVICE_H + +#define ACPI_SLEEP_BUTTON_DEVICE "SLPB" + +void acpi_dsdt_add_sleep_button(Aml *scope); +void acpi_dsdt_add_sleep_gpe_event_handler(Aml *scope); + +#endif