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2020-01-05hmat acpi: Build Memory Proximity Domain Attributes Structure(s)Liu Jingqi
HMAT is defined in ACPI 6.3: 5.2.27 Heterogeneous Memory Attribute Table (HMAT). The specification references below link: http://www.uefi.org/sites/default/files/resources/ACPI_6_3_final_Jan30.pdf It describes the memory attributes, such as memory side cache attributes and bandwidth and latency details, related to the Memory Proximity Domain. The software is expected to use this information as hint for optimization. This structure describes Memory Proximity Domain Attributes by memory subsystem and its associativity with processor proximity domain as well as hint for memory usage. In the linux kernel, the codes in drivers/acpi/hmat/hmat.c parse and report the platform's HMAT tables. Acked-by: Markus Armbruster <armbru@redhat.com> Reviewed-by: Igor Mammedov <imammedo@redhat.com> Reviewed-by: Daniel Black <daniel@linux.ibm.com> Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com> Signed-off-by: Liu Jingqi <jingqi.liu@intel.com> Signed-off-by: Tao Xu <tao3.xu@intel.com> Message-Id: <20191213011929.2520-5-tao3.xu@intel.com> Reviewed-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2019-10-05hw/acpi: Add ACPI Generic Event Device SupportSamuel Ortiz
The ACPI Generic Event Device (GED) is a hardware-reduced specific device[ACPI v6.1 Section 5.6.9] that handles all platform events, including the hotplug ones. This patch generates the AML code that defines GEDs. Platforms need to specify their own GED Event bitmap to describe what kind of events they want to support through GED. Also this uses a a single interrupt for the GED device, relying on IO memory region to communicate the type of device affected by the interrupt. This way, we can support up to 32 events with a unique interrupt. This supports only memory hotplug for now. Signed-off-by: Samuel Ortiz <sameo@linux.intel.com> Signed-off-by: Sebastien Boeuf <sebastien.boeuf@intel.com> Signed-off-by: Shameer Kolothum <shameerali.kolothum.thodi@huawei.com> Reviewed-by: Eric Auger <eric.auger@redhat.com> Message-Id: <20190918130633.4872-4-shameerali.kolothum.thodi@huawei.com> Acked-by: Peter Maydell <peter.maydell@linaro.org> Reviewed-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com> Reviewed-by: Igor Mammedov <imammedo@redhat.com>
2019-05-29hw/acpi: Consolidate build_mcfg to pci.cWei Yang
Now we have two identical build_mcfg functions. Consolidate them in acpi/pci.c. Signed-off-by: Wei Yang <richardw.yang@linux.intel.com> v4: * ACPI_PCI depends on both ACPI and PCI * rebase on latest master, adjust arm Kconfig v3: * adjust changelog based on Igor's suggestion Message-Id: <20190521062836.6541-2-richardw.yang@linux.intel.com> Reviewed-by: Igor Mammedov <imammedo@redhat.com> Reviewed-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2019-03-07i386-softmmu.mak: remove all CONFIG_* except boards definitionsYang Zhong
%-softmmu.mak only keep boards definitions in Kconfig mode. Signed-off-by: Yang Zhong <yang.zhong@intel.com> Message-Id: <20190123065618.3520-43-yang.zhong@intel.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2019-03-07i386: express dependencies with KconfigPaolo Bonzini
This way, the default-configs file only need to specify the boards and any optional devices. Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> Signed-off-by: Yang Zhong <yang.zhong@intel.com> Message-Id: <20190123065618.3520-37-yang.zhong@intel.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2019-03-07kconfig: introduce kconfig filesPaolo Bonzini
The Kconfig files were generated mostly with this script: for i in `grep -ho CONFIG_[A-Z0-9_]* default-configs/* | sort -u`; do set fnord `git grep -lw $i -- 'hw/*/Makefile.objs' ` shift if test $# = 1; then cat >> $(dirname $1)/Kconfig << EOF config ${i#CONFIG_} bool EOF git add $(dirname $1)/Kconfig else echo $i $* fi done sed -i '$d' hw/*/Kconfig for i in hw/*; do if test -d $i && ! test -f $i/Kconfig; then touch $i/Kconfig git add $i/Kconfig fi done Whenever a symbol is referenced from multiple subdirectories, the script prints the list of directories that reference the symbol. These symbols have to be added manually to the Kconfig files. Kconfig.host and hw/Kconfig were created manually. Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> Signed-off-by: Yang Zhong <yang.zhong@intel.com> Message-Id: <20190123065618.3520-27-yang.zhong@intel.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>