From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: mx.groups.io; dkim=missing; spf=pass (domain: intel.com, ip: 134.134.136.100, mailfrom: liming.gao@intel.com) Received: from mga07.intel.com (mga07.intel.com [134.134.136.100]) by groups.io with SMTP; Thu, 23 May 2019 22:20:12 -0700 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga006.fm.intel.com ([10.253.24.20]) by orsmga105.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 23 May 2019 22:20:12 -0700 X-ExtLoop1: 1 Received: from fmsmsx106.amr.corp.intel.com ([10.18.124.204]) by fmsmga006.fm.intel.com with ESMTP; 23 May 2019 22:20:11 -0700 Received: from fmsmsx113.amr.corp.intel.com (10.18.116.7) by FMSMSX106.amr.corp.intel.com (10.18.124.204) with Microsoft SMTP Server (TLS) id 14.3.408.0; Thu, 23 May 2019 22:20:11 -0700 Received: from shsmsx107.ccr.corp.intel.com (10.239.4.96) by FMSMSX113.amr.corp.intel.com (10.18.116.7) with Microsoft SMTP Server (TLS) id 14.3.408.0; Thu, 23 May 2019 22:20:10 -0700 Received: from shsmsx104.ccr.corp.intel.com ([169.254.5.33]) by SHSMSX107.ccr.corp.intel.com ([169.254.9.7]) with mapi id 14.03.0415.000; Fri, 24 May 2019 13:20:08 +0800 From: "Liming Gao" To: "Gao, Zhichao" , "devel@edk2.groups.io" CC: Sean Brogan , "Kinney, Michael D" , Michael Turner , Bret Barkelew Subject: Re: [PATCH 4/6] MdePkg: Add gEfiCpu2ProtocolGuid and header file Thread-Topic: [PATCH 4/6] MdePkg: Add gEfiCpu2ProtocolGuid and header file Thread-Index: AQHVEe43cVfT5QubU0qrGKnShhhXTqZ5vLxw Date: Fri, 24 May 2019 05:20:08 +0000 Message-ID: <4A89E2EF3DFEDB4C8BFDE51014F606A14E450A9D@SHSMSX104.ccr.corp.intel.com> References: <20190524050437.38616-1-zhichao.gao@intel.com> <20190524050437.38616-5-zhichao.gao@intel.com> In-Reply-To: <20190524050437.38616-5-zhichao.gao@intel.com> Accept-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.239.127.40] MIME-Version: 1.0 Return-Path: liming.gao@intel.com Content-Language: en-US Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Zhichao: Which spec defines Cpu2 protocol? Thanks Liming >-----Original Message----- >From: Gao, Zhichao >Sent: Friday, May 24, 2019 1:05 PM >To: devel@edk2.groups.io >Cc: Sean Brogan ; Kinney, Michael D >; Gao, Liming ; Michael >Turner ; Bret Barkelew > >Subject: [PATCH 4/6] MdePkg: Add gEfiCpu2ProtocolGuid and header file > >From: Sean Brogan > >REF: https://bugzilla.tianocore.org/show_bug.cgi?id=3D1400 > >Add gEfiCpu2ProtocolGuid to MdePkg.dec. >Add the header file of Cpu2 protocol: it has one interface >to enable interrupt and put cpu to sleep to wait for an >interrupt. > >Cc: Michael D Kinney >Cc: Liming Gao >Cc: Sean Brogan >Cc: Michael Turner >Cc: Bret Barkelew >Signed-off-by: Zhichao Gao >--- > MdePkg/Include/Protocol/Cpu2.h | 43 >++++++++++++++++++++++++++++++++++ > MdePkg/MdePkg.dec | 3 +++ > 2 files changed, 46 insertions(+) > create mode 100644 MdePkg/Include/Protocol/Cpu2.h > >diff --git a/MdePkg/Include/Protocol/Cpu2.h >b/MdePkg/Include/Protocol/Cpu2.h >new file mode 100644 >index 0000000000..cacd948140 >--- /dev/null >+++ b/MdePkg/Include/Protocol/Cpu2.h >@@ -0,0 +1,43 @@ >+/** @file >+ CPU2 Protocol >+ >+ This code abstracts the DXE core from processor implementation details. >+ >+ Copyright (c) 2006 - 2018, Microsoft Corporation. All rights reserved.<= BR> >+ >+ SPDX-License-Identifier: BSD-2-Clause-Patent >+ >+**/ >+ >+#ifndef __PROTOCOL_CPU2_H__ >+#define __PROTOCOL_CPU2_H__ >+ >+#include >+ >+typedef struct _EFI_CPU2_PROTOCOL EFI_CPU2_PROTOCOL; >+ >+ >+/** >+ This function enables CPU interrupts and then waits for an interrupt to >arrive. >+ >+ @param This The EFI_CPU2_PROTOCOL instance. >+ >+ @retval EFI_SUCCESS Interrupts are enabled on the processor. >+ @retval EFI_DEVICE_ERROR Interrupts could not be enabled on the >processor. >+ >+**/ >+typedef >+EFI_STATUS >+(EFIAPI *EFI_CPU_ENABLE_AND_WAIT_FOR_INTERRUPT)( >+ IN EFI_CPU2_PROTOCOL *This >+ ); >+ >+// >+// The EFI_CPU2_PROTOCOL is used to abstract processor-specific functions >from the DXE >+// Foundation. >+// >+struct _EFI_CPU2_PROTOCOL { >+ EFI_CPU_ENABLE_AND_WAIT_FOR_INTERRUPT >EnableAndWaitForInterrupt; >+}; >+ >+#endif >diff --git a/MdePkg/MdePkg.dec b/MdePkg/MdePkg.dec >index 6c563375ee..e8c6939849 100644 >--- a/MdePkg/MdePkg.dec >+++ b/MdePkg/MdePkg.dec >@@ -1803,6 +1803,9 @@ > ## Include/Protocol/ShellDynamicCommand.h > gEfiShellDynamicCommandProtocolGuid =3D { 0x3c7200e9, 0x005f, 0x4ea4, >{0x87, 0xde, 0xa3, 0xdf, 0xac, 0x8a, 0x27, 0xc3 }} > >+ ## Include/Protocol/Cpu2.h >+ gEfiCpu2ProtocolGuid =3D { 0x55198405, 0x26C0, 0x4765, = {0x8B, 0x7D, >0xBE, 0x1D, 0xF5, 0xF9, 0x97, 0x12 }} >+ > # > # [Error.gEfiMdePkgTokenSpaceGuid] > # 0x80000001 | Invalid value provided. >-- >2.21.0.windows.1