projects / mirror_edk2.git / blame
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|---|---|---|
| 12166c2f DB |
1 | /** @file\r |
| 2 | Implementation of Ipmi Library for SMM.\r | |
| 3 | \r | |
| 4 | Copyright (c) 2009 - 2015, Intel Corporation. All rights reserved.<BR>\r | |
| 5 | This program and the accompanying materials\r | |
| 6 | are licensed and made available under the terms and conditions of the BSD License\r | |
| 7 | which accompanies this distribution. The full text of the license may be found at\r | |
| 8 | http://opensource.org/licenses/bsd-license.php.\r | |
| 9 | \r | |
| 10 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
| 11 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
| 12 | \r | |
| 13 | **/\r | |
| 14 | \r | |
| 15 | #include <PiSmm.h>\r | |
| 16 | #include <Protocol/IpmiProtocol.h>\r | |
| 17 | #include <Library/IpmiLib.h>\r | |
| 18 | #include <Library/SmmServicesTableLib.h>\r | |
| 19 | #include <Library/DebugLib.h>\r | |
| 20 | \r | |
| 21 | IPMI_PROTOCOL *mIpmiProtocol = NULL;\r | |
| 22 | \r | |
| 23 | /**\r | |
| 24 | This service enables submitting commands via Ipmi.\r | |
| 25 | \r | |
| 26 | @param[in] NetFunction Net function of the command.\r | |
| 27 | @param[in] Command IPMI Command.\r | |
| 28 | @param[in] RequestData Command Request Data.\r | |
| 29 | @param[in] RequestDataSize Size of Command Request Data.\r | |
| 30 | @param[out] ResponseData Command Response Data. The completion code is the first byte of response data.\r | |
| 31 | @param[in, out] ResponseDataSize Size of Command Response Data.\r | |
| 32 | \r | |
| 33 | @retval EFI_SUCCESS The command byte stream was successfully submit to the device and a response was successfully received.\r | |
| 34 | @retval EFI_NOT_FOUND The command was not successfully sent to the device or a response was not successfully received from the device.\r | |
| 35 | @retval EFI_NOT_READY Ipmi Device is not ready for Ipmi command access.\r | |
| 36 | @retval EFI_DEVICE_ERROR Ipmi Device hardware error.\r | |
| 37 | @retval EFI_TIMEOUT The command time out.\r | |
| 38 | @retval EFI_UNSUPPORTED The command was not successfully sent to the device.\r | |
| 39 | @retval EFI_OUT_OF_RESOURCES The resource allcation is out of resource or data size error.\r | |
| 40 | **/\r | |
| 41 | EFI_STATUS\r | |
| 42 | EFIAPI\r | |
| 43 | IpmiSubmitCommand (\r | |
| 44 | IN UINT8 NetFunction,\r | |
| 45 | IN UINT8 Command,\r | |
| 46 | IN UINT8 *RequestData,\r | |
| 47 | IN UINT32 RequestDataSize,\r | |
| 48 | OUT UINT8 *ResponseData,\r | |
| 49 | IN OUT UINT32 *ResponseDataSize\r | |
| 50 | )\r | |
| 51 | {\r | |
| 52 | EFI_STATUS Status;\r | |
| 53 | \r | |
| 54 | if (mIpmiProtocol == NULL) {\r | |
| 55 | Status = gSmst->SmmLocateProtocol (\r | |
| 56 | &gSmmIpmiProtocolGuid,\r | |
| 57 | NULL,\r | |
| 58 | (VOID **) &mIpmiProtocol\r | |
| 59 | );\r | |
| 60 | if (EFI_ERROR (Status)) {\r | |
| 61 | //\r | |
| 62 | // Smm Ipmi Protocol is not installed. So, IPMI device is not present.\r | |
| 63 | //\r | |
| 64 | DEBUG ((EFI_D_ERROR, "IpmiSubmitCommand for SMM Status - %r\n", Status));\r | |
| 65 | return EFI_NOT_FOUND;\r | |
| 66 | }\r | |
| 67 | }\r | |
| 68 | \r | |
| 69 | Status = mIpmiProtocol->IpmiSubmitCommand (\r | |
| 70 | mIpmiProtocol,\r | |
| 71 | NetFunction,\r | |
| 72 | Command,\r | |
| 73 | RequestData,\r | |
| 74 | RequestDataSize,\r | |
| 75 | ResponseData,\r | |
| 76 | ResponseDataSize\r | |
| 77 | );\r | |
| 78 | if (EFI_ERROR (Status)) {\r | |
| 79 | return Status;\r | |
| 80 | }\r | |
| 81 | return EFI_SUCCESS;\r | |
| 82 | }\r |