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authorRoss Zwisler <ross.zwisler@linux.intel.com>2018-05-21 10:32:02 -0600
committerMichael S. Tsirkin <mst@redhat.com>2018-06-01 19:20:38 +0300
commit9ab3aad2813ce5d9e79c86cb65a013016b61a08f (patch)
treedf11a77f3b4a5337fe868fbfa9b715cf00e4e56d /include
parent2e0c56cdde0b4bbd6ed4070626ed72d1977da07f (diff)
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nvdimm, acpi: support NFIT platform capabilities
Add a machine command line option to allow the user to control the Platform Capabilities Structure in the virtualized NFIT. This Platform Capabilities Structure was added in ACPI 6.2 Errata A. Signed-off-by: Ross Zwisler <ross.zwisler@linux.intel.com> Reviewed-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'include')
-rw-r--r--include/hw/i386/pc.h1
-rw-r--r--include/hw/mem/nvdimm.h5
2 files changed, 6 insertions, 0 deletions
diff --git a/include/hw/i386/pc.h b/include/hw/i386/pc.h
index a0c269f..04d1f8c 100644
--- a/include/hw/i386/pc.h
+++ b/include/hw/i386/pc.h
@@ -76,6 +76,7 @@ struct PCMachineState {
#define PC_MACHINE_VMPORT "vmport"
#define PC_MACHINE_SMM "smm"
#define PC_MACHINE_NVDIMM "nvdimm"
+#define PC_MACHINE_NVDIMM_CAP "nvdimm-cap"
#define PC_MACHINE_SMBUS "smbus"
#define PC_MACHINE_SATA "sata"
#define PC_MACHINE_PIT "pit"
diff --git a/include/hw/mem/nvdimm.h b/include/hw/mem/nvdimm.h
index 74c6033..3c82751 100644
--- a/include/hw/mem/nvdimm.h
+++ b/include/hw/mem/nvdimm.h
@@ -134,6 +134,11 @@ struct AcpiNVDIMMState {
/* the IO region used by OSPM to transfer control to QEMU. */
MemoryRegion io_mr;
+
+ /*
+ * Platform capabilities, section 5.2.25.9 of ACPI 6.2 Errata A
+ */
+ int32_t capabilities;
};
typedef struct AcpiNVDIMMState AcpiNVDIMMState;