From nobody Mon Feb 9 01:20:22 2026 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; spf=none (zoho.com: 198.145.21.10 is neither permitted nor denied by domain of lists.01.org) smtp.mailfrom=edk2-devel-bounces@lists.01.org; dmarc=fail(p=none dis=none) header.from=intel.com Return-Path: Received: from ml01.01.org (ml01.01.org [198.145.21.10]) by mx.zohomail.com with SMTPS id 1529635146019768.5651362010609; Thu, 21 Jun 2018 19:39:06 -0700 (PDT) Received: from [127.0.0.1] (localhost [IPv6:::1]) by ml01.01.org (Postfix) with ESMTP id 434A9210DF50D; Thu, 21 Jun 2018 19:39:05 -0700 (PDT) Received: from mga07.intel.com (mga07.intel.com [134.134.136.100]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ml01.01.org (Postfix) with ESMTPS id AEBED210D8512 for ; Thu, 21 Jun 2018 19:39:02 -0700 (PDT) Received: from fmsmga006.fm.intel.com ([10.253.24.20]) by orsmga105.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 21 Jun 2018 19:39:02 -0700 Received: from shwdeopenpsi014.ccr.corp.intel.com ([10.239.9.19]) by fmsmga006.fm.intel.com with ESMTP; 21 Jun 2018 19:39:01 -0700 X-Original-To: edk2-devel@lists.01.org Received-SPF: none (zoho.com: 198.145.21.10 is neither permitted nor denied by domain of lists.01.org) client-ip=198.145.21.10; envelope-from=edk2-devel-bounces@lists.01.org; helo=ml01.01.org; Received-SPF: Pass (sender SPF authorized) identity=mailfrom; client-ip=134.134.136.100; helo=mga07.intel.com; envelope-from=hao.a.wu@intel.com; receiver=edk2-devel@lists.01.org X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.51,255,1526367600"; d="scan'208";a="239594849" From: Hao Wu To: edk2-devel@lists.01.org Date: Fri, 22 Jun 2018 10:38:56 +0800 Message-Id: <20180622023859.13880-2-hao.a.wu@intel.com> X-Mailer: git-send-email 2.12.0.windows.1 In-Reply-To: <20180622023859.13880-1-hao.a.wu@intel.com> References: <20180622023859.13880-1-hao.a.wu@intel.com> Subject: [edk2] [PATCH v2 1/4] MdeModulePkg: Add definitions for EDKII PEI NVME host controller PPI X-BeenThere: edk2-devel@lists.01.org X-Mailman-Version: 2.1.26 Precedence: list List-Id: EDK II Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Hao Wu , Ruiyu Ni , Jiewen Yao , Eric Dong MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Errors-To: edk2-devel-bounces@lists.01.org Sender: "edk2-devel" X-ZohoMail: RSF_4 Z_629925259 SPT_0 Content-Type: text/plain; charset="utf-8" Introduces the below PPI: struct EDKII_NVM_EXPRESS_HOST_CONTROLLER_PPI { EDKII_NVM_EXPRESS_HC_GET_MMIO_BAR GetNvmeHcMmioBar; EDKII_NVM_EXPRESS_HC_GET_DEVICE_PATH GetNvmeHcDevicePath; }; The GetNvmeHcMmioBar service will provide the caller with the MMIO BAR address of each NVMe HC within the system; The GetNvmeHcDevicePath service will provide the caller with the device path information of each NVMe HC. Cc: Eric Dong Cc: Ruiyu Ni Cc: Jiewen Yao Contributed-under: TianoCore Contribution Agreement 1.1 Signed-off-by: Hao Wu Reviewed-by: Star Zeng Reviewed-by: Ruiyu Ni --- MdeModulePkg/Include/Ppi/NvmExpressHostController.h | 92 +++++++++++++++++= +++ MdeModulePkg/MdeModulePkg.dec | 3 + 2 files changed, 95 insertions(+) diff --git a/MdeModulePkg/Include/Ppi/NvmExpressHostController.h b/MdeModul= ePkg/Include/Ppi/NvmExpressHostController.h new file mode 100644 index 0000000000..3e22f5057b --- /dev/null +++ b/MdeModulePkg/Include/Ppi/NvmExpressHostController.h @@ -0,0 +1,92 @@ +/** @file + + Copyright (c) 2018, Intel Corporation. All rights reserved.
+ This program and the accompanying materials + are licensed and made available under the terms and conditions of the BS= D License + which accompanies this distribution. The full text of the license may b= e found at + http://opensource.org/licenses/bsd-license.php + + THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, + WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMP= LIED. + +**/ + +#ifndef _EDKII_NVM_EXPRESS_HOST_CONTROLLER_PPI_H_ +#define _EDKII_NVM_EXPRESS_HOST_CONTROLLER_PPI_H_ + +#include + +/// +/// Global ID for the EDKII_NVM_EXPRESS_HOST_CONTROLLER_PPI. +/// +#define EDKII_NVME_EXPRESS_HOST_CONTROLLER_PPI_GUID \ + { \ + 0xcae3aa63, 0x676f, 0x4da3, { 0xbd, 0x50, 0x6c, 0xc5, 0xed, 0xde, 0x9a= , 0xad } \ + } + +// +// Forward declaration for the EDKII_NVM_EXPRESS_HOST_CONTROLLER_PPI. +// +typedef struct _EDKII_NVM_EXPRESS_HOST_CONTROLLER_PPI EDKII_NVM_EXPRESS_H= OST_CONTROLLER_PPI; + +/** + Get the MMIO base address of NVM Express host controller. + + @param[in] This The PPI instance pointer. + @param[in] ControllerId The ID of the NVM Express host controll= er. + @param[out] MmioBar The MMIO base address of the controller. + + @retval EFI_SUCCESS The operation succeeds. + @retval EFI_INVALID_PARAMETER The parameters are invalid. + @retval EFI_NOT_FOUND The specified NVM Express host controll= er not + found. + +**/ +typedef +EFI_STATUS +(EFIAPI *EDKII_NVM_EXPRESS_HC_GET_MMIO_BAR) ( + IN EDKII_NVM_EXPRESS_HOST_CONTROLLER_PPI *This, + IN UINT8 ControllerId, + OUT UINTN *MmioBar + ); + +/** + Get the device path of NVM Express host controller. + + @param[in] This The PPI instance pointer. + @param[in] ControllerId The ID of the NVM Express host controll= er. + @param[out] DevicePathLength The length of the device path in bytes = specified + by DevicePath. + @param[out] DevicePath The device path of NVM Express host con= troller. + This field re-uses EFI Device Path Prot= ocol as + defined by Section 10.2 EFI Device Path= Protocol + of UEFI 2.7 Specification. + + @retval EFI_SUCCESS The operation succeeds. + @retval EFI_INVALID_PARAMETER The parameters are invalid. + @retval EFI_NOT_FOUND The specified NVM Express host controll= er not + found. + @retval EFI_OUT_OF_RESOURCES The operation fails due to lack of reso= urces. + +**/ +typedef +EFI_STATUS +(EFIAPI *EDKII_NVM_EXPRESS_HC_GET_DEVICE_PATH) ( + IN EDKII_NVM_EXPRESS_HOST_CONTROLLER_PPI *This, + IN UINT8 ControllerId, + OUT UINTN *DevicePathLength, + OUT EFI_DEVICE_PATH_PROTOCOL **DevicePath + ); + +// +// This PPI contains a set of services to interact with the NVM Express ho= st +// controller. +// +struct _EDKII_NVM_EXPRESS_HOST_CONTROLLER_PPI { + EDKII_NVM_EXPRESS_HC_GET_MMIO_BAR GetNvmeHcMmioBar; + EDKII_NVM_EXPRESS_HC_GET_DEVICE_PATH GetNvmeHcDevicePath; +}; + +extern EFI_GUID gEdkiiPeiNvmExpressHostControllerPpiGuid; + +#endif diff --git a/MdeModulePkg/MdeModulePkg.dec b/MdeModulePkg/MdeModulePkg.dec index cc397185f7..eeabd62418 100644 --- a/MdeModulePkg/MdeModulePkg.dec +++ b/MdeModulePkg/MdeModulePkg.dec @@ -464,6 +464,9 @@ ## Include/Ppi/PlatformSpecificResetHandler.h gEdkiiPlatformSpecificResetHandlerPpiGuid =3D { 0x75cf14ae, 0x3441, 0x49= dc, { 0xaa, 0x10, 0xbb, 0x35, 0xa7, 0xba, 0x8b, 0xab } } =20 + ## Include/Ppi/NvmExpressHostController.h + gEdkiiPeiNvmExpressHostControllerPpiGuid =3D { 0xcae3aa63, 0x676f, 0x4d= a3, { 0xbd, 0x50, 0x6c, 0xc5, 0xed, 0xde, 0x9a, 0xad } } + [Protocols] ## Load File protocol provides capability to load and unload EFI image i= nto memory and execute it. # Include/Protocol/LoadPe32Image.h --=20 2.12.0.windows.1 _______________________________________________ edk2-devel mailing list edk2-devel@lists.01.org https://lists.01.org/mailman/listinfo/edk2-devel