summaryrefslogtreecommitdiffstats
path: root/src/usr/hwpf/hwp/slave_sbe/proc_check_slave_sbe_seeprom_complete/proc_reset_i2cm_bus_fence.H
blob: 206c91a375efba3a1a742d1060c2087a5beba65e (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
/* IBM_PROLOG_BEGIN_TAG                                                   */
/* This is an automatically generated prolog.                             */
/*                                                                        */
/* $Source: src/usr/hwpf/hwp/slave_sbe/proc_check_slave_sbe_seeprom_complete/proc_reset_i2cm_bus_fence.H $ */
/*                                                                        */
/* OpenPOWER HostBoot Project                                             */
/*                                                                        */
/* COPYRIGHT International Business Machines Corp. 2014                   */
/*                                                                        */
/* Licensed under the Apache License, Version 2.0 (the "License");        */
/* you may not use this file except in compliance with the License.       */
/* You may obtain a copy of the License at                                */
/*                                                                        */
/*     http://www.apache.org/licenses/LICENSE-2.0                         */
/*                                                                        */
/* Unless required by applicable law or agreed to in writing, software    */
/* distributed under the License is distributed on an "AS IS" BASIS,      */
/* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or        */
/* implied. See the License for the specific language governing           */
/* permissions and limitations under the License.                         */
/*                                                                        */
/* IBM_PROLOG_END_TAG                                                     */
// $Id: proc_reset_i2cm_bus_fence.H,v 1.1 2014/02/18 19:53:45 jmcgill Exp $
// $Source: /afs/awd/projects/eclipz/KnowledgeBase/.cvsroot/eclipz/chips/p8/working/procedures/ipl/fapi/proc_reset_i2cm_bus_fence.H,v $
///------------------------------------------------------------------------------
// *! (C) Copyright International Business Machines Corp. 2012
// *! All Rights Reserved -- Property of IBM
// *! *** IBM Confidential ***
//------------------------------------------------------------------------------
// *! TITLE       : proc_reset_i2cm_bus_fence.C
// *! DESCRIPTION : Clear i2cm bus fence to restore FSP access (FAPI)
// *!
// *! OWNER NAME : Joe McGill        Email: jmcgill@us.ibm.com
// *!
// *! ADDITIONAL COMMENTS :
// *!
//------------------------------------------------------------------------------

#ifndef PROC_RESET_I2CM_BUS_FENCE_H_
#define PROC_RESET_I2CM_BUS_FENCE_H_

//------------------------------------------------------------------------------
// Includes
//------------------------------------------------------------------------------
#include <fapi.H>


//------------------------------------------------------------------------------
// Structure definitions
//------------------------------------------------------------------------------

// function pointer typedef definition for HWP call support
typedef fapi::ReturnCode
(*proc_reset_i2cm_bus_fence_FP_t)(const fapi::Target & i_target);

extern "C" {

//------------------------------------------------------------------------------
// Function prototypes
//------------------------------------------------------------------------------

/**
 * @brief HWP which clears i2cm bus fence to restore FSP access in the case of
 *        an SBE engine failure
 *
 * @param[in] i_target Reference to processor chip target
 *
 * @return ReturnCode
 */
fapi::ReturnCode proc_reset_i2cm_bus_fence(const fapi::Target & i_target);


} // extern "C"

#endif // PROC_RESET_I2CM_BUS_FENCE_H_
OpenPOWER on IntegriCloud