diff options
-rw-r--r-- | MdePkg/Include/Protocol/UfsDeviceConfig.h | 143 | ||||
-rw-r--r-- | MdePkg/MdePkg.dec | 3 |
2 files changed, 146 insertions, 0 deletions
diff --git a/MdePkg/Include/Protocol/UfsDeviceConfig.h b/MdePkg/Include/Protocol/UfsDeviceConfig.h new file mode 100644 index 0000000..6d4abc5 --- /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 1ae1fbc..74e1fbc 100644 --- a/MdePkg/MdePkg.dec +++ b/MdePkg/MdePkg.dec @@ -1663,6 +1663,9 @@ ## 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
#
|