From: Ross Zwisler <ross.zwisler@linux.intel.com> To: Haozhong Zhang <haozhong.zhang@intel.com>, "Michael S . Tsirkin" <mst@redhat.com>, Stefan Hajnoczi <stefanha@redhat.com>, Eduardo Habkost <ehabkost@redhat.com>, qemu-devel@nongnu.org, linux-nvdimm <linux-nvdimm@lists.01.org> Subject: [PATCH 2/3] nvdimm, acpi: add NFIT platform capabilities Date: Fri, 27 Apr 2018 15:53:13 -0600 [thread overview] Message-ID: <20180427215314.23168-2-ross.zwisler@linux.intel.com> (raw) In-Reply-To: <20180427215314.23168-1-ross.zwisler@linux.intel.com> Add support for the NFIT Platform Capabilities Structure, newly added in ACPI 6.2 Errata A. Signed-off-by: Ross Zwisler <ross.zwisler@linux.intel.com> --- hw/acpi/nvdimm.c | 32 ++++++++++++++++++++++++++++++++ 1 file changed, 32 insertions(+) diff --git a/hw/acpi/nvdimm.c b/hw/acpi/nvdimm.c index 59d6e4254c..859b390e07 100644 --- a/hw/acpi/nvdimm.c +++ b/hw/acpi/nvdimm.c @@ -169,6 +169,21 @@ struct NvdimmNfitControlRegion { } QEMU_PACKED; typedef struct NvdimmNfitControlRegion NvdimmNfitControlRegion; +/* + * NVDIMM Platform Capabilities Structure + * + * Defined in section 5.2.25.9 of ACPI 6.2 Errata A, September 2017 + */ +struct NvdimmNfitPlatformCaps { + uint16_t type; + uint16_t length; + uint8_t highest_cap; + uint8_t reserved[3]; + uint32_t capabilities; + uint8_t reserved2[4]; +} QEMU_PACKED; +typedef struct NvdimmNfitPlatformCaps NvdimmNfitPlatformCaps; + /* * Module serial number is a unique number for each device. We use the * slot id of NVDIMM device to generate this number so that each device @@ -351,6 +366,21 @@ static void nvdimm_build_structure_dcr(GArray *structures, DeviceState *dev) JEDEC Annex L Release 3. */); } +/* + * ACPI 6.2 Errata A: 5.2.25.9 NVDIMM Platform Capabilities Structure + */ +static void +nvdimm_build_structure_caps(GArray *structures) +{ + NvdimmNfitPlatformCaps *nfit_caps; + + nfit_caps = acpi_data_push(structures, sizeof(*nfit_caps)); + + nfit_caps->type = cpu_to_le16(7 /* NVDIMM Platform Capabilities */); + nfit_caps->length = cpu_to_le16(sizeof(*nfit_caps)); + nfit_caps->highest_cap = 1; + nfit_caps->capabilities = cpu_to_le32(2 /* memory controller */); +} static GArray *nvdimm_build_device_structure(void) { GSList *device_list = nvdimm_get_device_list(); @@ -373,6 +403,8 @@ static GArray *nvdimm_build_device_structure(void) } g_slist_free(device_list); + nvdimm_build_structure_caps(structures); + return structures; } -- 2.14.3 _______________________________________________ Linux-nvdimm mailing list Linux-nvdimm@lists.01.org https://lists.01.org/mailman/listinfo/linux-nvdimm
WARNING: multiple messages have this Message-ID (diff)
From: Ross Zwisler <ross.zwisler@linux.intel.com> To: Haozhong Zhang <haozhong.zhang@intel.com>, "Michael S . Tsirkin" <mst@redhat.com>, Stefan Hajnoczi <stefanha@redhat.com>, Eduardo Habkost <ehabkost@redhat.com>, qemu-devel@nongnu.org, linux-nvdimm <linux-nvdimm@lists.01.org> Cc: Ross Zwisler <ross.zwisler@linux.intel.com> Subject: [Qemu-devel] [PATCH 2/3] nvdimm, acpi: add NFIT platform capabilities Date: Fri, 27 Apr 2018 15:53:13 -0600 [thread overview] Message-ID: <20180427215314.23168-2-ross.zwisler@linux.intel.com> (raw) In-Reply-To: <20180427215314.23168-1-ross.zwisler@linux.intel.com> Add support for the NFIT Platform Capabilities Structure, newly added in ACPI 6.2 Errata A. Signed-off-by: Ross Zwisler <ross.zwisler@linux.intel.com> --- hw/acpi/nvdimm.c | 32 ++++++++++++++++++++++++++++++++ 1 file changed, 32 insertions(+) diff --git a/hw/acpi/nvdimm.c b/hw/acpi/nvdimm.c index 59d6e4254c..859b390e07 100644 --- a/hw/acpi/nvdimm.c +++ b/hw/acpi/nvdimm.c @@ -169,6 +169,21 @@ struct NvdimmNfitControlRegion { } QEMU_PACKED; typedef struct NvdimmNfitControlRegion NvdimmNfitControlRegion; +/* + * NVDIMM Platform Capabilities Structure + * + * Defined in section 5.2.25.9 of ACPI 6.2 Errata A, September 2017 + */ +struct NvdimmNfitPlatformCaps { + uint16_t type; + uint16_t length; + uint8_t highest_cap; + uint8_t reserved[3]; + uint32_t capabilities; + uint8_t reserved2[4]; +} QEMU_PACKED; +typedef struct NvdimmNfitPlatformCaps NvdimmNfitPlatformCaps; + /* * Module serial number is a unique number for each device. We use the * slot id of NVDIMM device to generate this number so that each device @@ -351,6 +366,21 @@ static void nvdimm_build_structure_dcr(GArray *structures, DeviceState *dev) JEDEC Annex L Release 3. */); } +/* + * ACPI 6.2 Errata A: 5.2.25.9 NVDIMM Platform Capabilities Structure + */ +static void +nvdimm_build_structure_caps(GArray *structures) +{ + NvdimmNfitPlatformCaps *nfit_caps; + + nfit_caps = acpi_data_push(structures, sizeof(*nfit_caps)); + + nfit_caps->type = cpu_to_le16(7 /* NVDIMM Platform Capabilities */); + nfit_caps->length = cpu_to_le16(sizeof(*nfit_caps)); + nfit_caps->highest_cap = 1; + nfit_caps->capabilities = cpu_to_le32(2 /* memory controller */); +} static GArray *nvdimm_build_device_structure(void) { GSList *device_list = nvdimm_get_device_list(); @@ -373,6 +403,8 @@ static GArray *nvdimm_build_device_structure(void) } g_slist_free(device_list); + nvdimm_build_structure_caps(structures); + return structures; } -- 2.14.3
next prev parent reply other threads:[~2018-04-27 21:53 UTC|newest] Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top 2018-04-27 21:53 [PATCH 1/3] nvdimm: fix typo in label-size definition Ross Zwisler 2018-04-27 21:53 ` [Qemu-devel] " Ross Zwisler 2018-04-27 21:53 ` Ross Zwisler [this message] 2018-04-27 21:53 ` [Qemu-devel] [PATCH 2/3] nvdimm, acpi: add NFIT platform capabilities Ross Zwisler 2018-04-30 11:39 ` Stefan Hajnoczi 2018-04-30 11:39 ` [Qemu-devel] " Stefan Hajnoczi 2018-05-10 13:39 ` Igor Mammedov 2018-05-10 13:39 ` Igor Mammedov 2018-04-27 21:53 ` [PATCH 3/3] nvdimm: platform capabilities command line option Ross Zwisler 2018-04-27 21:53 ` [Qemu-devel] " Ross Zwisler 2018-04-30 11:39 ` Stefan Hajnoczi 2018-04-30 11:39 ` [Qemu-devel] " Stefan Hajnoczi 2018-05-10 13:28 ` Igor Mammedov 2018-05-10 13:28 ` Igor Mammedov 2018-05-15 23:03 ` Ross Zwisler 2018-05-15 23:03 ` Ross Zwisler 2018-05-16 7:22 ` Igor Mammedov 2018-05-16 7:22 ` Igor Mammedov 2018-04-30 11:38 ` [PATCH 1/3] nvdimm: fix typo in label-size definition Stefan Hajnoczi 2018-04-30 11:38 ` [Qemu-devel] " Stefan Hajnoczi 2018-05-03 22:20 ` Ross Zwisler 2018-05-03 22:20 ` [Qemu-devel] " Ross Zwisler 2018-05-04 8:44 ` Stefan Hajnoczi 2018-05-04 8:44 ` [Qemu-devel] " Stefan Hajnoczi 2018-05-10 13:06 ` Igor Mammedov 2018-05-10 13:06 ` Igor Mammedov
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