From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from atlmailgw2.ami.com (atlmailgw2.ami.com []) by mx.groups.io with SMTP id smtpd.web10.940.1589316520183778511 for ; Tue, 12 May 2020 13:48:43 -0700 Authentication-Results: mx.groups.io; dkim=missing; spf=fail (domain: ami.com, ip: , mailfrom: oleksiyy@ami.com) X-AuditID: ac10606f-049ff70000001b62-4d-5ebb0babc0ea Received: from atlms1.us.megatrends.com (atlms1.us.megatrends.com [172.16.96.144]) (using TLS with cipher ECDHE-RSA-AES256-SHA384 (256/256 bits)) (Client did not present a certificate) by atlmailgw2.ami.com (Symantec Messaging Gateway) with SMTP id 46.62.07010.BAB0BBE5; Tue, 12 May 2020 16:48:43 -0400 (EDT) Received: from Oleksiy77.us.megatrends.com (172.16.97.158) by atlms1.us.megatrends.com (172.16.96.144) with Microsoft SMTP Server id 14.3.468.0; Tue, 12 May 2020 16:48:03 -0400 From: "Oleksiy Yakovlev" To: CC: , , , , Subject: [PATCH v6 5/7] MdePkg: Bootable NVDIMM namespaces Date: Tue, 12 May 2020 16:47:54 -0400 Message-ID: <20200512204756.25980-6-oleksiyy@ami.com> X-Mailer: git-send-email 2.9.0.windows.1 In-Reply-To: <20200512204756.25980-1-oleksiyy@ami.com> References: <20200512204756.25980-1-oleksiyy@ami.com> MIME-Version: 1.0 Return-Path: oleksiyy@ami.com X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFtrKIsWRmVeSWpSXmKPExsWyRiBhgu5q7t1xBge2Cln8OjqPzaJ9wmw2 ixX3NrBbdHT8Y3Jg8dj+/QKjx+I9L5kCmKIaGG0S8/LySxJLUhVSUouTbZUCijLLEpMrlRQy U2yVDJUUCnISk1NzU/NKbJUSCwpS81KU7LgUMIANUFlmnkJqXnJ+SmZeuq2SZ7C/roWFqaWu oZJdSEaqQmZeWn5RbmJJZn6eQnJ+XglQdWoKUFQhoZsz4/+WR4wF7ZwVi15sYWtgnM3excjJ ISFgInGsYTljFyMXh5DALiaJzSsPsUE4Wxglnpx6xARSxSagKXHg2BRGEFtEQEpiyoGZYHFm gQqJpyufsIDYwgJWEr2dH5hBbBYBVYnT366zgti8AqYSHS9OsUJs05CYtuYuWC+ngJnE5x07 wOJCQDUfPrxng6gXlDg5E2Ims4CExMEXL5ghamQl2o4/Z5/AyD8LSdksJGULGJlWMQolluTk JmbmpJcb6SXmZuol5+duYoTEWf4Oxo8fzQ8xMnEwHmKU4GBWEuFtydwZJ8SbklhZlVqUH19U mpNafIjRCeiBicxS3KAQBEZJvLGBgZQojGNoYmZibmRuaGlibmysJM47ae2aOCGBdGDUZqem FqQWwQxh4uCUamAUuWjB2+dzZWmm4cNlr9iE3qTvzTFbqsi+U2ZSxKVQ9ZDILy7m/Qt6Ig4X 33C3yBf2cdqwjd/12Wdxi6mxE92vCbF5eU/SlJ/oxsjhbX6x/N7ClYs0E55fOV8eZvO9wtr4 Qu3P4viMxwIqelryCS0LL8Tkc7sfc5O8eOmwy3HjwLm/j275OEuJpTgj0VCLuag4EQCjiZqA yAIAAA== Content-Type: text/plain Provided a mechanism for UEFI FW to identify and hand off bootable NVDIMM namespaces to the OS by standardizing the EFI device path. EFI device path for physical NVDIMM devices changed from an ACPI _ADR device to an ACPI NVDIMM device for correctness. (UEFI 2.8 mantis 1858) Signed-off-by: Oleksiy Yakovlev Reviewed-by: Liming Gao --- MdePkg/Include/Protocol/DevicePath.h | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/MdePkg/Include/Protocol/DevicePath.h b/MdePkg/Include/Protocol/DevicePath.h index aaec0a6..4cf4b65 100644 --- a/MdePkg/Include/Protocol/DevicePath.h +++ b/MdePkg/Include/Protocol/DevicePath.h @@ -712,6 +712,18 @@ typedef struct { UINT8 StopBits; } UART_DEVICE_PATH; +/// +/// NVDIMM Namespace Device Path SubType. +/// +#define NVDIMM_NAMESPACE_DP 0x20 +typedef struct { + EFI_DEVICE_PATH_PROTOCOL Header; + /// + /// Namespace unique label identifier UUID. + /// + EFI_GUID Uuid; +} NVDIMM_NAMESPACE_DEVICE_PATH; + // // Use VENDOR_DEVICE_PATH struct // -- 2.9.0.windows.1 Please consider the environment before printing this email. The information contained in this message may be confidential and proprietary to American Megatrends (AMI). This communication is intended to be read only by the individual or entity to whom it is addressed or by their designee. If the reader of this message is not the intended recipient, you are on notice that any distribution of this message, in any form, is strictly prohibited. Please promptly notify the sender by reply e-mail or by telephone at 770-246-8600, and then delete or destroy all copies of the transmission.