From: Xiao Guangrong <guangrong.xiao@linux.intel.com> To: pbonzini@redhat.com, imammedo@redhat.com Cc: gleb@kernel.org, mtosatti@redhat.com, stefanha@redhat.com, mst@redhat.com, rth@twiddle.net, ehabkost@redhat.com, dan.j.williams@intel.com, kvm@vger.kernel.org, qemu-devel@nongnu.org, Xiao Guangrong <guangrong.xiao@linux.intel.com> Subject: [PATCH v3 07/13] nvdimm acpi: check UUID Date: Tue, 7 Jun 2016 20:22:03 +0800 [thread overview] Message-ID: <1465302129-5368-8-git-send-email-guangrong.xiao@linux.intel.com> (raw) In-Reply-To: <1465302129-5368-1-git-send-email-guangrong.xiao@linux.intel.com> Check arg0 which indicates UUID to see if it is valid Signed-off-by: Xiao Guangrong <guangrong.xiao@linux.intel.com> --- hw/acpi/nvdimm.c | 32 ++++++++++++++++++++++++++------ 1 file changed, 26 insertions(+), 6 deletions(-) diff --git a/hw/acpi/nvdimm.c b/hw/acpi/nvdimm.c index 95504e9..b01f2c6 100644 --- a/hw/acpi/nvdimm.c +++ b/hw/acpi/nvdimm.c @@ -487,19 +487,39 @@ void nvdimm_init_acpi_state(AcpiNVDIMMState *state, MemoryRegion *io, static void nvdimm_build_common_dsm(Aml *dev) { - Aml *method, *ifctx, *function, *dsm_mem, *unpatched, *result_size; + Aml *method, *ifctx, *function, *handle, *uuid, *dsm_mem, *result_size; + Aml *elsectx, *unsupport, *unpatched, *expected_uuid, *uuid_invalid; Aml *pckg, *pckg_index, *pckg_buf; uint8_t byte_list[1]; method = aml_method(NVDIMM_COMMON_DSM, 5, AML_SERIALIZED); + uuid = aml_arg(0); function = aml_arg(2); + handle = aml_arg(4); dsm_mem = aml_name(NVDIMM_ACPI_MEM_ADDR); /* * do not support any method if DSM memory address has not been * patched. */ - unpatched = aml_if(aml_equal(dsm_mem, aml_int(0x0))); + unpatched = aml_equal(dsm_mem, aml_int(0x0)); + + expected_uuid = aml_local(0); + + ifctx = aml_if(aml_equal(handle, aml_int(0x0))); + aml_append(ifctx, aml_store( + aml_touuid("2F10E7A4-9E91-11E4-89D3-123B93F75CBA") + /* UUID for NVDIMM Root Device */, expected_uuid)); + aml_append(method, ifctx); + elsectx = aml_else(); + aml_append(elsectx, aml_store( + aml_touuid("4309AC30-0D11-11E4-9191-0800200C9A66") + /* UUID for NVDIMM Devices */, expected_uuid)); + aml_append(method, elsectx); + + uuid_invalid = aml_lnot(aml_equal(uuid, expected_uuid)); + + unsupport = aml_if(aml_or(unpatched, uuid_invalid, NULL)); /* * function 0 is called to inquire what functions are supported by @@ -508,19 +528,19 @@ static void nvdimm_build_common_dsm(Aml *dev) ifctx = aml_if(aml_equal(function, aml_int(0))); byte_list[0] = 0 /* No function Supported */; aml_append(ifctx, aml_return(aml_buffer(1, byte_list))); - aml_append(unpatched, ifctx); + aml_append(unsupport, ifctx); /* No function is supported yet. */ byte_list[0] = 1 /* Not Supported */; - aml_append(unpatched, aml_return(aml_buffer(1, byte_list))); - aml_append(method, unpatched); + aml_append(unsupport, aml_return(aml_buffer(1, byte_list))); + aml_append(method, unsupport); /* * The HDLE indicates the DSM function is issued from which device, * it reserves 0 for root device and is the handle for NVDIMM devices. * See the comments in nvdimm_slot_to_handle(). */ - aml_append(method, aml_store(aml_arg(4), aml_name("HDLE"))); + aml_append(method, aml_store(handle, aml_name("HDLE"))); aml_append(method, aml_store(aml_arg(1), aml_name("REVS"))); aml_append(method, aml_store(aml_arg(2), aml_name("FUNC"))); -- 1.8.3.1
WARNING: multiple messages have this Message-ID (diff)
From: Xiao Guangrong <guangrong.xiao@linux.intel.com> To: pbonzini@redhat.com, imammedo@redhat.com Cc: gleb@kernel.org, mtosatti@redhat.com, stefanha@redhat.com, mst@redhat.com, rth@twiddle.net, ehabkost@redhat.com, dan.j.williams@intel.com, kvm@vger.kernel.org, qemu-devel@nongnu.org, Xiao Guangrong <guangrong.xiao@linux.intel.com> Subject: [Qemu-devel] [PATCH v3 07/13] nvdimm acpi: check UUID Date: Tue, 7 Jun 2016 20:22:03 +0800 [thread overview] Message-ID: <1465302129-5368-8-git-send-email-guangrong.xiao@linux.intel.com> (raw) In-Reply-To: <1465302129-5368-1-git-send-email-guangrong.xiao@linux.intel.com> Check arg0 which indicates UUID to see if it is valid Signed-off-by: Xiao Guangrong <guangrong.xiao@linux.intel.com> --- hw/acpi/nvdimm.c | 32 ++++++++++++++++++++++++++------ 1 file changed, 26 insertions(+), 6 deletions(-) diff --git a/hw/acpi/nvdimm.c b/hw/acpi/nvdimm.c index 95504e9..b01f2c6 100644 --- a/hw/acpi/nvdimm.c +++ b/hw/acpi/nvdimm.c @@ -487,19 +487,39 @@ void nvdimm_init_acpi_state(AcpiNVDIMMState *state, MemoryRegion *io, static void nvdimm_build_common_dsm(Aml *dev) { - Aml *method, *ifctx, *function, *dsm_mem, *unpatched, *result_size; + Aml *method, *ifctx, *function, *handle, *uuid, *dsm_mem, *result_size; + Aml *elsectx, *unsupport, *unpatched, *expected_uuid, *uuid_invalid; Aml *pckg, *pckg_index, *pckg_buf; uint8_t byte_list[1]; method = aml_method(NVDIMM_COMMON_DSM, 5, AML_SERIALIZED); + uuid = aml_arg(0); function = aml_arg(2); + handle = aml_arg(4); dsm_mem = aml_name(NVDIMM_ACPI_MEM_ADDR); /* * do not support any method if DSM memory address has not been * patched. */ - unpatched = aml_if(aml_equal(dsm_mem, aml_int(0x0))); + unpatched = aml_equal(dsm_mem, aml_int(0x0)); + + expected_uuid = aml_local(0); + + ifctx = aml_if(aml_equal(handle, aml_int(0x0))); + aml_append(ifctx, aml_store( + aml_touuid("2F10E7A4-9E91-11E4-89D3-123B93F75CBA") + /* UUID for NVDIMM Root Device */, expected_uuid)); + aml_append(method, ifctx); + elsectx = aml_else(); + aml_append(elsectx, aml_store( + aml_touuid("4309AC30-0D11-11E4-9191-0800200C9A66") + /* UUID for NVDIMM Devices */, expected_uuid)); + aml_append(method, elsectx); + + uuid_invalid = aml_lnot(aml_equal(uuid, expected_uuid)); + + unsupport = aml_if(aml_or(unpatched, uuid_invalid, NULL)); /* * function 0 is called to inquire what functions are supported by @@ -508,19 +528,19 @@ static void nvdimm_build_common_dsm(Aml *dev) ifctx = aml_if(aml_equal(function, aml_int(0))); byte_list[0] = 0 /* No function Supported */; aml_append(ifctx, aml_return(aml_buffer(1, byte_list))); - aml_append(unpatched, ifctx); + aml_append(unsupport, ifctx); /* No function is supported yet. */ byte_list[0] = 1 /* Not Supported */; - aml_append(unpatched, aml_return(aml_buffer(1, byte_list))); - aml_append(method, unpatched); + aml_append(unsupport, aml_return(aml_buffer(1, byte_list))); + aml_append(method, unsupport); /* * The HDLE indicates the DSM function is issued from which device, * it reserves 0 for root device and is the handle for NVDIMM devices. * See the comments in nvdimm_slot_to_handle(). */ - aml_append(method, aml_store(aml_arg(4), aml_name("HDLE"))); + aml_append(method, aml_store(handle, aml_name("HDLE"))); aml_append(method, aml_store(aml_arg(1), aml_name("REVS"))); aml_append(method, aml_store(aml_arg(2), aml_name("FUNC"))); -- 1.8.3.1
next prev parent reply other threads:[~2016-06-07 12:33 UTC|newest] Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top 2016-06-07 12:21 [PATCH v3 00/13] NVDIMM: introduce nvdimm label support Xiao Guangrong 2016-06-07 12:21 ` [Qemu-devel] " Xiao Guangrong 2016-06-07 12:21 ` [PATCH v3 01/13] pc-dimm: introduce get_vmstate_memory_region callback Xiao Guangrong 2016-06-07 12:21 ` [Qemu-devel] " Xiao Guangrong 2016-06-07 12:21 ` [PATCH v3 02/13] nvdimm: support nvdimm label Xiao Guangrong 2016-06-07 12:21 ` [Qemu-devel] " Xiao Guangrong 2016-06-07 12:21 ` [PATCH v3 03/13] acpi: add aml_object_type Xiao Guangrong 2016-06-07 12:21 ` [Qemu-devel] " Xiao Guangrong 2016-06-07 12:22 ` [PATCH v3 04/13] acpi: add aml_call5 Xiao Guangrong 2016-06-07 12:22 ` [Qemu-devel] " Xiao Guangrong 2016-06-07 12:22 ` [PATCH v3 05/13] nvdimm acpi: set HDLE properly Xiao Guangrong 2016-06-07 12:22 ` [Qemu-devel] " Xiao Guangrong 2016-06-07 12:22 ` [PATCH v3 06/13] nvdimm acpi: save arg3 of _DSM method Xiao Guangrong 2016-06-07 12:22 ` [Qemu-devel] " Xiao Guangrong 2016-06-07 12:22 ` Xiao Guangrong [this message] 2016-06-07 12:22 ` [Qemu-devel] [PATCH v3 07/13] nvdimm acpi: check UUID Xiao Guangrong 2016-06-07 12:22 ` [PATCH v3 08/13] nvdimm acpi: abstract the operations for root & nvdimm devices Xiao Guangrong 2016-06-07 12:22 ` [Qemu-devel] " Xiao Guangrong 2016-06-07 12:22 ` [PATCH v3 09/13] nvdimm acpi: check revision Xiao Guangrong 2016-06-07 12:22 ` [Qemu-devel] " Xiao Guangrong 2016-06-07 12:22 ` [PATCH v3 10/13] nvdimm acpi: support Get Namespace Label Size function Xiao Guangrong 2016-06-07 12:22 ` [Qemu-devel] " Xiao Guangrong 2016-06-07 12:22 ` [PATCH v3 11/13] nvdimm acpi: support Get Namespace Label Data function Xiao Guangrong 2016-06-07 12:22 ` [Qemu-devel] " Xiao Guangrong 2016-06-07 12:22 ` [PATCH v3 12/13] nvdimm acpi: support Set " Xiao Guangrong 2016-06-07 12:22 ` [Qemu-devel] " Xiao Guangrong 2016-06-07 12:22 ` [PATCH v3 13/13] docs: add NVDIMM ACPI documentation Xiao Guangrong 2016-06-07 12:22 ` [Qemu-devel] " Xiao Guangrong 2016-06-08 13:07 ` [PATCH v3 00/13] NVDIMM: introduce nvdimm label support Stefan Hajnoczi 2016-06-08 13:07 ` [Qemu-devel] " Stefan Hajnoczi
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