1 /** @file
2   Implementation of Ipmi Library in PEI Phase for SMS.
3 
4   Copyright (c) 2014 - 2015, Intel Corporation. All rights reserved.<BR>
5   This program and the accompanying materials
6   are licensed and made available under the terms and conditions of the BSD License
7   which accompanies this distribution.  The full text of the license may be found at
8   http://opensource.org/licenses/bsd-license.php.
9 
10   THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
11   WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
12 
13 **/
14 
15 #include <PiPei.h>
16 #include <Ppi/IpmiPpi.h>
17 #include <Library/IpmiLib.h>
18 #include <Library/PeiServicesLib.h>
19 #include <Library/DebugLib.h>
20 
21 
22 /**
23   This service enables submitting commands via Ipmi.
24 
25   @param[in]         NetFunction       Net function of the command.
26   @param[in]         Command           IPMI Command.
27   @param[in]         RequestData       Command Request Data.
28   @param[in]         RequestDataSize   Size of Command Request Data.
29   @param[out]        ResponseData      Command Response Data. The completion code is the first byte of response data.
30   @param[in, out]    ResponseDataSize  Size of Command Response Data.
31 
32   @retval EFI_SUCCESS            The command byte stream was successfully submit to the device and a response was successfully received.
33   @retval EFI_NOT_FOUND          The command was not successfully sent to the device or a response was not successfully received from the device.
34   @retval EFI_NOT_READY          Ipmi Device is not ready for Ipmi command access.
35   @retval EFI_DEVICE_ERROR       Ipmi Device hardware error.
36   @retval EFI_TIMEOUT            The command time out.
37   @retval EFI_UNSUPPORTED        The command was not successfully sent to the device.
38   @retval EFI_OUT_OF_RESOURCES   The resource allcation is out of resource or data size error.
39 **/
40 EFI_STATUS
41 EFIAPI
IpmiSubmitCommand(IN UINT8 NetFunction,IN UINT8 Command,IN UINT8 * RequestData,IN UINT32 RequestDataSize,OUT UINT8 * ResponseData,IN OUT UINT32 * ResponseDataSize)42 IpmiSubmitCommand (
43   IN     UINT8     NetFunction,
44   IN     UINT8     Command,
45   IN     UINT8     *RequestData,
46   IN     UINT32    RequestDataSize,
47      OUT UINT8     *ResponseData,
48   IN OUT UINT32    *ResponseDataSize
49   )
50 {
51   EFI_STATUS   Status;
52   PEI_IPMI_PPI *IpmiPpi;
53 
54   Status = PeiServicesLocatePpi(
55             &gPeiIpmiPpiGuid,
56             0,
57             NULL,
58             (VOID **) &IpmiPpi
59             );
60   if (EFI_ERROR (Status)) {
61     //
62     // Ipmi Ppi is not installed. So, IPMI device is not present.
63     //
64     DEBUG ((EFI_D_ERROR, "IpmiSubmitCommand in Pei Phase under SMS Status - %r\n", Status));
65     return EFI_NOT_FOUND;
66   }
67 
68   Status = IpmiPpi->IpmiSubmitCommand (
69                             IpmiPpi,
70                             NetFunction,
71                             Command,
72                             RequestData,
73                             RequestDataSize,
74                             ResponseData,
75                             ResponseDataSize
76                             );
77   if (EFI_ERROR (Status)) {
78     return Status;
79   }
80   return EFI_SUCCESS;
81 }
82