Reviewed-by: Star Zeng <star.z...@intel.com> -----Original Message----- From: Wu, Hao A Sent: Monday, June 19, 2017 12:39 PM To: edk2-devel@lists.01.org Cc: Wu, Hao A <hao.a...@intel.com>; Zeng, Star <star.z...@intel.com>; Kinney, Michael D <michael.d.kin...@intel.com>; Gao, Liming <liming....@intel.com> Subject: [PATCH] MdePkg: Add EFI UFS Device Config Protocol definitions
Cc: Star Zeng <star.z...@intel.com> Cc: Michael D Kinney <michael.d.kin...@intel.com> Cc: Liming Gao <liming....@intel.com> Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Hao Wu <hao.a...@intel.com> --- MdePkg/Include/Protocol/UfsDeviceConfig.h | 143 ++++++++++++++++++++++++++++++ MdePkg/MdePkg.dec | 3 + 2 files changed, 146 insertions(+) create mode 100644 MdePkg/Include/Protocol/UfsDeviceConfig.h diff --git a/MdePkg/Include/Protocol/UfsDeviceConfig.h b/MdePkg/Include/Protocol/UfsDeviceConfig.h new file mode 100644 index 0000000000..6d4abc5e57 --- /dev/null +++ b/MdePkg/Include/Protocol/UfsDeviceConfig.h @@ -0,0 +1,143 @@ +/** @file + This file defines the EFI UFS Device Config Protocol. + + Copyright (c) 2017, Intel Corporation. All rights reserved.<BR> This + program and the accompanying materials are licensed and made + available under the terms and conditions of the BSD License which + accompanies this distribution. The full text of the license may be + 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 IMPLIED. + + @par Revision Reference: + This Protocol is introduced in UEFI Specification 2.7 + +**/ + +#ifndef __UFS_DEVICE_CONFIG_PROTOCOL_H__ #define +__UFS_DEVICE_CONFIG_PROTOCOL_H__ + +// +// EFI UFS Device Config Protocol GUID value // #define +EFI_UFS_DEVICE_CONFIG_GUID \ + { 0xb81bfab0, 0xeb3, 0x4cf9, { 0x84, 0x65, 0x7f, 0xa9, 0x86, 0x36, +0x16, 0x64 }}; + +// +// Forward reference for pure ANSI compatability // typedef struct +_EFI_UFS_DEVICE_CONFIG_PROTOCOL EFI_UFS_DEVICE_CONFIG_PROTOCOL; + +/** + Read or write specified device descriptor of a UFS device. + + The service is used to read/write UFS device descriptors. The + consumer of this API is responsible for allocating the data buffer pointed by Descriptor. + + @param[in] This The pointer to the EFI_UFS_DEVICE_CONFIG_PROTOCOL instance. + @param[in] Read The boolean variable to show r/w direction. + @param[in] DescId The ID of device descriptor. + @param[in] Index The Index of device descriptor. + @param[in] Selector The Selector of device descriptor. + @param[in, out] Descriptor The buffer of device descriptor to be read or written. + @param[in, out] DescSize The size of device descriptor buffer. On input, the size, in bytes, + of the data buffer specified by Descriptor. On output, the number + of bytes that were actually transferred. + + @retval EFI_SUCCESS The device descriptor is read/written successfully. + @retval EFI_INVALID_PARAMETER This is NULL or Descriptor is NULL or DescSize is NULL. + DescId, Index and Selector are invalid combination to point to a + type of UFS device descriptor. + @retval EFI_DEVICE_ERROR The device descriptor is not read/written successfully. + +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_UFS_DEVICE_CONFIG_RW_DESCRIPTOR) ( + IN EFI_UFS_DEVICE_CONFIG_PROTOCOL *This, + IN BOOLEAN Read, + IN UINT8 DescId, + IN UINT8 Index, + IN UINT8 Selector, + IN OUT UINT8 *Descriptor, + IN OUT UINT32 *DescSize + ); + +/** + Read or write specified flag of a UFS device. + + The service is used to read/write UFS flag descriptors. The consumer + of this API is responsible for allocating the buffer pointed by Flag. + The buffer size is 1 byte as UFS flag descriptor is just a single Boolean value that represents a TRUE or FALSE, '0' or '1', ON or OFF type of value. + + @param[in] This The pointer to the EFI_UFS_DEVICE_CONFIG_PROTOCOL instance. + @param[in] Read The boolean variable to show r/w direction. + @param[in] FlagId The ID of flag to be read or written. + @param[in, out] Flag The buffer to set or clear flag. + + @retval EFI_SUCCESS The flag descriptor is set/clear successfully. + @retval EFI_INVALID_PARAMETER This is NULL or Flag is NULL. + FlagId is an invalid UFS flag ID. + @retval EFI_DEVICE_ERROR The flag is not set/clear successfully. + +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_UFS_DEVICE_CONFIG_RW_FLAG) ( + IN EFI_UFS_DEVICE_CONFIG_PROTOCOL *This, + IN BOOLEAN Read, + IN UINT8 FlagId, + IN OUT UINT8 *Flag + ); + +/** + Read or write specified attribute of a UFS device. + + The service is used to read/write UFS attributes. The consumer of + this API is responsible for allocating the data buffer pointed by Attribute. + + @param[in] This The pointer to the EFI_UFS_DEVICE_CONFIG_PROTOCOL instance. + @param[in] Read The boolean variable to show r/w direction. + @param[in] AttrId The ID of Attribute. + @param[in] Index The Index of Attribute. + @param[in] Selector The Selector of Attribute. + @param[in, out] Attribute The buffer of Attribute to be read or written. + @param[in, out] AttrSize The size of Attribute buffer. On input, the size, in bytes, of the + data buffer specified by Attribute. On output, the number of bytes + that were actually transferred. + + @retval EFI_SUCCESS The attribute is read/written successfully. + @retval EFI_INVALID_PARAMETER This is NULL or Attribute is NULL or AttrSize is NULL. + AttrId, Index and Selector are invalid combination to point to a + type of UFS attribute. + @retval EFI_DEVICE_ERROR The attribute is not read/written successfully. + +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_UFS_DEVICE_CONFIG_RW_ATTRIBUTE) ( + IN EFI_UFS_DEVICE_CONFIG_PROTOCOL *This, + IN BOOLEAN Read, + IN UINT8 AttrId, + IN UINT8 Index, + IN UINT8 Selector, + IN OUT UINT8 *Attribute, + IN OUT UINT32 *AttrSize + ); + +/// +/// UFS Device Config Protocol structure. +/// +struct _EFI_UFS_DEVICE_CONFIG_PROTOCOL { + EFI_UFS_DEVICE_CONFIG_RW_DESCRIPTOR RwUfsDescriptor; + EFI_UFS_DEVICE_CONFIG_RW_FLAG RwUfsFlag; + EFI_UFS_DEVICE_CONFIG_RW_ATTRIBUTE RwUfsAttribute; +}; + +/// +/// UFS Device Config Protocol GUID variable. +/// +extern EFI_GUID gEfiUfsDeviceConfigProtocolGuid; + +#endif diff --git a/MdePkg/MdePkg.dec b/MdePkg/MdePkg.dec index 7a7504b7a3..1d7fdf1630 100644 --- a/MdePkg/MdePkg.dec +++ b/MdePkg/MdePkg.dec @@ -1671,6 +1671,9 @@ ## Include/Protocol/BluetoothLeConfig.h gEfiBluetoothLeConfigProtocolGuid = { 0x8f76da58, 0x1f99, 0x4275, { 0xa4, 0xec, 0x47, 0x56, 0x51, 0x5b, 0x1c, 0xe8 } } + ## Include/Protocol/UfsDeviceConfig.h + gEfiUfsDeviceConfigProtocolGuid = { 0xb81bfab0, 0xeb3, 0x4cf9, { 0x84, 0x65, 0x7f, 0xa9, 0x86, 0x36, 0x16, 0x64 }} + # # Protocols defined in Shell2.0 # -- 2.12.0.windows.1 _______________________________________________ edk2-devel mailing list edk2-devel@lists.01.org https://lists.01.org/mailman/listinfo/edk2-devel
