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
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
|
/* IBM_PROLOG_BEGIN_TAG */
/* This is an automatically generated prolog. */
/* */
/* $Source: src/import/chips/p9/procedures/hwp/pm/p9_pm_recovery_ffdc_pgpe.C $ */
/* */
/* 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 */
// *INDENT-OFF*
///
/// @file p9_pm_recovery_ffdc_pgpe.C
/// @brief Models PGPE 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 <p9_pm_recovery_ffdc_pgpe.H>
#include <p9_hcd_memmap_occ_sram.H>
#include <p9_ppe_defs.H>
#include <p9_ppe_utils.H>
#include <stddef.h>
#include <endian.h>
namespace p9_stop_recov_ffdc
{
PlatPgpe::PlatPgpe( const fapi2::Target< fapi2::TARGET_TYPE_PROC_CHIP > i_procChipTgt )
: PlatPmComplex( i_procChipTgt,
PLAT_PGPE,
OCC_SRAM_PGPE_HEADER_ADDR,
OCC_SRAM_PGPE_TRACE_START,
OCC_SRAM_PGPE_DASHBOARD_START )
{ }
//----------------------------------------------------------------------
fapi2::ReturnCode PlatPgpe::init ( void* i_pHomerBuf )
{
FAPI_DBG (">> PlatPgpe::init" );
FAPI_TRY ( collectFfdc( i_pHomerBuf, INIT),
"Failed To init PGPE FFDC" );
fapi_try_exit:
FAPI_DBG ("<< PlatPgpe::init" );
return fapi2::current_err;
}
//----------------------------------------------------------------------
fapi2::ReturnCode PlatPgpe::collectFfdc( void * i_pHomerBuf,
uint8_t i_ffdcType )
{
FAPI_DBG(">> PlatPgpe::collectFfdc: 0x%02X", i_ffdcType);
fapi2::ReturnCode l_retCode = fapi2::FAPI2_RC_SUCCESS;
HomerFfdcRegion * l_pHomerFfdc =
( HomerFfdcRegion *)( (uint8_t *)i_pHomerBuf + FFDC_REGION_HOMER_BASE_OFFSET );
uint8_t* l_pFfdcLoc = (uint8_t *)(&l_pHomerFfdc->iv_pgpeFfdcRegion);
PpeFfdcHeader* l_pPgpeFfdcHdr = (PpeFfdcHeader*) l_pFfdcLoc;
uint16_t l_ffdcValdityVect = l_pPgpeFfdcHdr->iv_sectionsValid;
if ( i_ffdcType & INIT )
{ // overwrite on init
l_ffdcValdityVect = PPE_FFDC_INVALID;
}
//In case of error , invalidate FFDC in header.
if ( i_ffdcType & PPE_HALT_STATE )
{
l_ffdcValdityVect |= PPE_HALT_STATE_VALID;
l_retCode = readPpeHaltState ( PGPE_BASE_ADDRESS, l_pFfdcLoc);
if ( l_retCode != fapi2::FAPI2_RC_SUCCESS )
{
FAPI_ERR ( "Error collecting PGPE Halt State" );
l_ffdcValdityVect &= ~PPE_HALT_STATE_VALID;
}
}
if (i_ffdcType & PPE_STATE )
{
l_ffdcValdityVect |= PPE_STATE_VALID;
l_retCode = collectPpeState ( PGPE_BASE_ADDRESS,
l_pFfdcLoc );
if ( l_retCode != fapi2::FAPI2_RC_SUCCESS )
{
FAPI_ERR ( "Error collecting PGPE State" );
l_ffdcValdityVect &= ~PPE_STATE_VALID;
}
}
if ( i_ffdcType & TRACES )
{
l_ffdcValdityVect |= PPE_TRACE_VALID;
l_retCode = collectTrace( l_pFfdcLoc );
if( l_retCode )
{
FAPI_ERR("Error in collecting PGPE Trace " );
l_ffdcValdityVect &= ~PPE_TRACE_VALID;
}
}
if ( i_ffdcType & DASH_BOARD_VAR )
{
l_ffdcValdityVect |= PPE_DASHBOARD_VALID;
l_retCode = collectGlobals( l_pFfdcLoc );
if( l_retCode )
{
FAPI_ERR("Error in collecting PGPE Globals" );
l_ffdcValdityVect &= ~PPE_DASHBOARD_VALID;
}
}
if ( i_ffdcType & IMAGE_HEADER )
{
l_ffdcValdityVect |= PPE_IMAGE_HEADER_VALID;
l_retCode = collectImageHeader( l_pFfdcLoc );
if( l_retCode )
{
FAPI_ERR("Error in collecting PGPE Image header" );
l_ffdcValdityVect &= ~PPE_IMAGE_HEADER_VALID;
}
}
FAPI_TRY( updatePgpeFfdcHeader( l_pFfdcLoc, l_ffdcValdityVect ),
"Failed To Update PGPE FFDC Header for PGPE " );
if (l_ffdcValdityVect == PPE_FFDC_INVALID)
setPmFfdcSectionValid ( i_pHomerBuf, PM_FFDC_PGPE_VALID, false );
else
setPmFfdcSectionValid ( i_pHomerBuf, PM_FFDC_PGPE_VALID );
if( !(i_ffdcType & INIT) )
{
generateSummary( i_pHomerBuf );
}
fapi_try_exit:
logPmResetPhase (i_pHomerBuf);
FAPI_DBG("<< PlatPgpe::collectFfdc");
return fapi2::current_err;
}
//-----------------------------------------------------------------------
fapi2::ReturnCode PlatPgpe::collectTrace( uint8_t * i_pTraceBuf )
{
FAPI_DBG(">> PlatPgpe::collectTrace" );
PpeFfdcLayout * l_pPgpeFfdc = ( PpeFfdcLayout *) ( i_pTraceBuf );
uint8_t * l_pTraceLoc = &l_pPgpeFfdc->iv_ppeTraces[0];
uint64_t l_traceBufHdr = 0;
uint32_t l_traceBufAddress = 0;
uint32_t l_doubleWordsRead = 0;
FAPI_TRY( PlatPmComplex::readSramInfo( PlatPmComplex::getProcChip(),
getTraceBufAddr(),
(uint8_t *)&l_traceBufHdr,
8,
l_doubleWordsRead ),
"Trace Buf Ptr Collection Failed" );
l_traceBufHdr = htobe64( l_traceBufHdr );
l_traceBufAddress = (uint32_t) l_traceBufHdr;
FAPI_DBG( "Trace Buf Address 0x%08x", l_traceBufAddress );
FAPI_TRY( PlatPmComplex::readSramInfo( PlatPmComplex::getProcChip(),
l_traceBufAddress,
l_pTraceLoc,
FFDC_PPE_TRACES_SIZE,
l_doubleWordsRead ),
"Trace Bin Collection Failed" );
fapi_try_exit:
FAPI_DBG("<< PlatPgpe::collectTrace" );
return fapi2::current_err;
}
//-----------------------------------------------------------------------
fapi2::ReturnCode PlatPgpe::collectGlobals( uint8_t * i_pPgpeGlobals )
{
FAPI_DBG(">> PlatPgpe::collectGlobals" );
PpeFfdcLayout * l_pPgpeFfdc = ( PpeFfdcLayout *) ( i_pPgpeGlobals );
uint8_t * l_pTraceLoc = &l_pPgpeFfdc->iv_ppeGlobals[0];
FAPI_TRY( PlatPmComplex::collectSramInfo
( PlatPmComplex::getProcChip(),
l_pTraceLoc,
DASH_BOARD_VAR,
OCC_SRAM_PGPE_DASHBOARD_SIZE ),
"Failed To Collect PGPE Global Variables" );
fapi_try_exit:
FAPI_DBG("<< PlatPgpe::collectGlobals" );
return fapi2::current_err;
}
//-----------------------------------------------------------------------
fapi2::ReturnCode PlatPgpe::collectInternalReg( uint8_t * i_pPgpeIntReg )
{
return fapi2::FAPI2_RC_SUCCESS;
}
//-----------------------------------------------------------------------
fapi2::ReturnCode PlatPgpe::collectImageHeader( uint8_t * i_pPgpeImgHdr )
{
FAPI_DBG(">> PlatPgpe::collectImageHeader" );
PpeFfdcLayout *l_pPgpeFfdc = ( PpeFfdcLayout *) ( i_pPgpeImgHdr );
uint8_t * l_pTraceLoc = &l_pPgpeFfdc->iv_ppeImageHeader[0];
FAPI_TRY( PlatPmComplex::collectSramInfo
( PlatPmComplex::getProcChip(),
l_pTraceLoc,
IMAGE_HEADER,
FFDC_PPE_IMG_HDR_SIZE ),
"Failed To Collect PGPE Image Header" );
fapi_try_exit:
FAPI_DBG("<< PlatPgpe::collectImageHeader" );
return fapi2::current_err;
}
//-----------------------------------------------------------------------
fapi2::ReturnCode PlatPgpe::updatePgpeFfdcHeader( uint8_t* i_pHomerBuf,
uint16_t i_sectionsValid )
{
FAPI_DBG(">> updatePgpeFfdcHeader" );
PpeFfdcHeader * l_pPgpeFfdcHdr = ( (PpeFfdcHeader *)(( PpeFfdcHdrRegion * ) i_pHomerBuf ));
l_pPgpeFfdcHdr->iv_ppeMagicNumber = htobe32( FFDC_PGPE_MAGIC_NUM );
l_pPgpeFfdcHdr->iv_ppeNumber = 0;
updatePpeFfdcHeader ( l_pPgpeFfdcHdr, i_sectionsValid );
FAPI_DBG("<< updatePgpeFfdcHeader" );
return fapi2::FAPI2_RC_SUCCESS;
}
//-----------------------------------------------------------------------
fapi2::ReturnCode PlatPgpe::generateSummary( void * i_pHomer )
{
FAPI_DBG(">> PlatPgpe::generateSummary" );
HomerFfdcRegion * l_pHomerFfdc =
( HomerFfdcRegion *)( (uint8_t *)i_pHomer + FFDC_REGION_HOMER_BASE_OFFSET );
PpeFfdcLayout * l_pPgpeLayout = ( PpeFfdcLayout * ) &l_pHomerFfdc->iv_pgpeFfdcRegion;
uint8_t * l_pPgpeXirReg = &l_pPgpeLayout->iv_ppeXirReg[0];
uint8_t * l_pPgpeSummary = &l_pHomerFfdc->iv_ffdcSummaryRegion.iv_pgpeSummary[FFDC_SUMMARY_SEC_HDR_SIZE];
PpeFfdcHeader* l_pPgpeFfdcHdr = (PpeFfdcHeader*) &l_pHomerFfdc->iv_pgpeFfdcRegion;
FfdcSummSubSectHdr * l_pPgpeSummaryHdr = (FfdcSummSubSectHdr *)&l_pHomerFfdc->iv_ffdcSummaryRegion.iv_pgpeSummary[0];
l_pPgpeSummaryHdr->iv_subSectnId = PLAT_PGPE;
l_pPgpeSummaryHdr->iv_majorNum = PGPE_MAJ_NUM;
l_pPgpeSummaryHdr->iv_minorNum = PGPE_MIN_NUM;
l_pPgpeSummaryHdr->iv_secValid = htobe16(l_pPgpeFfdcHdr->iv_sectionsValid);
if( l_pPgpeSummaryHdr->iv_secValid )
{
PlatPmComplex::initRegList();
PlatPmComplex::extractPpeSummaryReg( l_pPgpeXirReg, FFDC_PPE_XIR_SIZE, l_pPgpeSummary );
//Populating the Extended FFDC summary
l_pHomerFfdc->iv_ffdcSummaryRegion.iv_pgpeScoreBoard.iv_dataPtr = &l_pPgpeLayout->iv_ppeGlobals[0];
l_pHomerFfdc->iv_ffdcSummaryRegion.iv_pgpeScoreBoard.iv_dataSize = FFDC_PPE_SCORE_BOARD_SIZE;
}
FAPI_DBG("<< PlatPgpe::generateSummary" );
return fapi2::FAPI2_RC_SUCCESS;
}
//-----------------------------------------------------------------------
extern "C"
{
fapi2::ReturnCode p9_pm_recovery_ffdc_pgpe( const fapi2::Target<fapi2::TARGET_TYPE_PROC_CHIP >& i_procChip,
void * i_pFfdcBuf )
{
FAPI_IMP(">> p9_pm_recovery_pgpe" );
PlatPgpe l_pgpeFfdc( i_procChip );
FAPI_TRY( l_pgpeFfdc.collectFfdc( i_pFfdcBuf, (ALL & ~PPE_HALT_STATE) ),
"Failed To Collect PGPE FFDC" );
fapi_try_exit:
FAPI_IMP("<< p9_pm_recovery_pgpe" );
return fapi2::current_err;
}
}
}//namespace p9_stop_recov_ffdc ends
|
