summaryrefslogtreecommitdiffstats
path: root/src/import/chips/p9/procedures/hwp/pm/p9_pm_recovery_ffdc_sgpe.H
blob: aa0f790775071fb4c86d05e8f54ef2ba07d22705 (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
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
/* IBM_PROLOG_BEGIN_TAG                                                   */
/* This is an automatically generated prolog.                             */
/*                                                                        */
/* $Source: src/import/chips/p9/procedures/hwp/pm/p9_pm_recovery_ffdc_sgpe.H $ */
/*                                                                        */
/* OpenPOWER HostBoot Project                                             */
/*                                                                        */
/* Contributors Listed Below - COPYRIGHT 2015,2018                        */
/* [+] International Business Machines Corp.                              */
/*                                                                        */
/*                                                                        */
/* 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                                                     */
#ifndef __PM_RECOVERY_FFDC_SGPE_
#define __PM_RECOVERY_FFDC_SGPE_

///
/// @file   p9_pm_recovery_ffdc_sgpe.H
/// @brief  Models SGPE platform for the FFDC collection of PM complex
///
/// *HWP HWP Owner:      Greg Still <stillgs@us.ibm.com>
/// *HWP FW Owner:       Prem S Jha <premjha2@in.ibm.com>
/// *HWP Team:           PM
/// *HWP Level:          2
/// *HWP Consumed by:    Hostboot
//
// *INDENT-OFF*
//--------------------------------------------------------------------------
// Includes
//--------------------------------------------------------------------------
#include <fapi2.H>
#include <stdint.h>
#include <p9_pm_recovery_ffdc_base.H>

namespace p9_stop_recov_ffdc
{

    class PlatSgpe : public PlatPmComplex
    {
            public:
            /// @brief  constructor
            PlatSgpe( const fapi2::Target< fapi2::TARGET_TYPE_PROC_CHIP > i_procChipTgt );

            /// @brief  destructor
            virtual ~PlatSgpe() { };

            /// @brief      Initializes the SGPE FFDC Sub-Section in HOMER with default header
            /// @param[in]  i_pHomerBuf  points to base of P9 HOMER.
            ///  @return     fapi2 return code
            fapi2::ReturnCode init ( void* i_pHomerBuf );

            /// @brief      collects FFDC pertaining to all functional SGPEs in the chip.
            /// @param[in]  i_pHomerBuf   points to base of P9 HOMER.
            /// @param[in]  i_ffdcType    indicates the content type to collect
            /// @return     fapi2 return code.
            fapi2::ReturnCode collectFfdc( void*   i_pHomerBuf,
                                           uint8_t i_ffdcType = ALL );

            virtual fapi2::ReturnCode collectPartialFfdc( void * i_pHomerBuf, FfdcDataType i_ffdcType ,
                                                          uint32_t & o_ffdcLength );
            /// @brief      generates summary of FFDC pertaining to a given platform.
            /// @param[in]  i_pHomer    points to Homer base.
            /// @return     fapi2 return code
            fapi2::ReturnCode generateSummary( void * i_pHomer );

        private:
            /// @brief      collects trace info from SGPE's SRAM buffer.
            /// @param[in]  i_pHomerBuf     points to location of HOMER meant for SGPE Trace info.
            /// @return     fapi2 return code.
            fapi2::ReturnCode  collectTrace( uint8_t * i_pHomerBuf );

            /// @brief      collects  global variables from SGPE's's SRAM.
            /// @param[in]  i_pHomerBuf     points to location of HOMER meant for SGPE's global variable
            /// @return     fapi2 return code.
            fapi2::ReturnCode  collectGlobals( uint8_t * i_pHomerBuf );

            /// @brief      collects internal register info for a SGPE
            /// @param[in]  i_pHomerBuf     points to location of HOMER meant for SGPE internal register.
            /// @return     fapi2 return code.
            fapi2::ReturnCode  collectInternalReg( uint8_t * i_pHomerBuf );

            /// @brief      collects SGPE Image Header info from SGPE SRAM buffer.
            /// @param[in]  i_pHomerBuf     points to location of HOMER meant for SGPE's header.
            /// @return     fapi2 return code.
            fapi2::ReturnCode  collectImageHeader( uint8_t * i_pHomerBuf );

            /// @brief updates the SGPE FFDC Header
            ///@param[in]   i_pHomerBuf     points to a location in HOMER meant for SGPE FFDC Header
            ///param[in]    i_sectionsValid bit vector summarizing FFDC validity
            ///@return      fapi2 return code.
            fapi2::ReturnCode updateSgpeFfdcHeader( uint8_t* i_pHomerBuf,
                                                    uint16_t i_sectionsValid );

            ///@brief returns type of platform
            PmComplexPlatId getPlatType() { return iv_plat; }

            void initRegList();

        private:
            PmComplexPlatId iv_plat;
    };

    //---------------------------------------------------------------------------------------------

    // function pointer typedef definition for HWP call support
    typedef fapi2::ReturnCode( *p9_pm_recovery_ffdc_sgpe_FP_t )
            ( const fapi2::Target< fapi2::TARGET_TYPE_PROC_CHIP > & i_procChipTgt,
              void * i_sgpeFfdcBuf );
extern "C"
{
    // -----------------------------------------------------------------------------
    // Function prototypes
    // -----------------------------------------------------------------------------
    ///
    /// @brief Populatess the SGPE FFDC section with FFDC collected from SGPE.
    ///
    /// @param[in] i_procChipTarget Proc Chip target
    /// @param[in] i_pHomerImage    Pointer to the base of the chip HOMER region
    ///
    /// @return FAPI2_RC_SUCCESS on success or error return code
    ///
        fapi2::ReturnCode p9_pm_recovery_ffdc_sgpe
        ( const fapi2::Target<fapi2::TARGET_TYPE_PROC_CHIP>& i_procChipTarget,
          void* i_pHomerImage );
}

} //namespace p9_stop_recov_ffdc ends

#endif //__PM_RECOVERY_FFDC_SGPE_
OpenPOWER on IntegriCloud