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
|
/* IBM_PROLOG_BEGIN_TAG */
/* This is an automatically generated prolog. */
/* */
/* $Source: src/usr/hdat/hdatnaca.C $ */
/* */
/* OpenPOWER HostBoot Project */
/* */
/* Contributors Listed Below - COPYRIGHT 2016,2017 */
/* [+] 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 */
#include <hdat/hdatnaca.H>
#include "hdatspiraH.H"
#include <hdat/hdat.H>
#include "hdatspiraS.H"
#include "hdatutil.H"
#include <sys/mm.h>
#include <sys/mmio.h>
#include <targeting/common/util.H>
#include <initservice/initserviceif.H>
using namespace TARGETING;
#define LID_SPACE 128*MEGABYTE //Bounded lid space blocked for building hdat structs.
namespace HDAT
{
extern trace_desc_t *g_trac_hdat;
errlHndl_t hdatGetNacaFromMem(hdatNaca_t &o_naca)
{
HDAT_ENTER();
errlHndl_t l_errl = NULL;
void* l_virtualAddress = NULL;
do
{
// Get Target Service, and the system target.
TargetService& l_targetService = targetService();
TARGETING::Target* l_sysTarget = NULL;
(void) l_targetService.getTopLevelTarget(l_sysTarget);
assert(l_sysTarget != NULL);
uint64_t l_hrmor = l_sysTarget->getAttr<ATTR_PAYLOAD_BASE>() * MEGABYTE;
// Mapping the uncompressed region. HDAT areas are at the hrmor address
// + the naca offset so we are reading the entire area of 256 MB.
l_virtualAddress = mm_block_map(reinterpret_cast<void*>(l_hrmor),
LID_SPACE );
// Reading the data at hrmor + Naca offset
hdatNaca_t* l_naca = reinterpret_cast<hdatNaca_t*>(
reinterpret_cast<uint64_t>(l_virtualAddress) +
HDAT_NACA_OFFSET);
if( l_naca == NULL)
{
/*@
* @errortype
* @moduleid HDAT::MOD_NACA_GET_MEM
* @reasoncode HDAT::RC_INVALID_NACA
* @devdesc map a mapped region failed
* @custdesc Firmware encountered an internal error.
*/
hdatBldErrLog(l_errl,
MOD_NACA_GET_MEM,
RC_INVALID_NACA,
0,0,0,0,
ERRORLOG::ERRL_SEV_UNRECOVERABLE,
HDAT_VERSION1,
true);
break;
}
memcpy(&o_naca, l_naca, sizeof(hdatNaca_t));
}while(0);
if ( l_virtualAddress != NULL )
{
int rc = 0;
rc = mm_block_unmap(l_virtualAddress);
if( rc != 0)
{
errlHndl_t l_errl = NULL;
/*@
* @errortype
* @moduleid HDAT::MOD_NACA_GET_MEM
* @reasoncode HDAT::RC_DEV_MAP_FAIL
* @devdesc Unmap a mapped region failed
* @custdesc Firmware encountered an internal error.
*/
hdatBldErrLog(l_errl,
MOD_NACA_GET_MEM,
RC_DEV_MAP_FAIL,
0,0,0,0,
ERRORLOG::ERRL_SEV_UNRECOVERABLE,
HDAT_VERSION1,
true);
}
}
return l_errl;
}
/**************************************************************/
//hdatGetCpuCtrlFromMem
/**************************************************************/
void hdatGetCpuCtrlFromMem(hdatMsAddr_t i_msAddr, uint32_t i_size)
{
HDAT_ENTER();
hdatMsAddr_t l_addr;
hdatCpuCtrlArea_t l_cpuCtrl;
hdatSvcRoutines_t l_svcRtn;
uint64_t l_baddr = ((uint64_t) i_msAddr.hi << 32) | i_msAddr.lo;
memcpy(&l_cpuCtrl, &l_baddr,i_size);
TRACFBIN(g_trac_hdat,"Read Cpu Ctrl area",&l_cpuCtrl,i_size);
l_addr.hi = l_cpuCtrl.hdatSR[HDAT_SVC_RTNS].hdatSsrPtr.hi;
l_addr.lo = l_cpuCtrl.hdatSR[HDAT_SVC_RTNS].hdatSsrPtr.lo;
l_baddr = ((uint64_t) l_addr.hi << 32) | l_addr.lo;
memcpy(&l_svcRtn,&l_baddr,sizeof(hdatSvcRoutines_t));
TRACFBIN(g_trac_hdat,"Read Svc Routine Area",&l_svcRtn,
sizeof(hdatSvcRoutines_t));
HDAT_EXIT();
}
/**************************************************************/
//call_hdat_steps
/**************************************************************/
void * call_hdat_steps( void *io_pArgs )
{
HDAT_ENTER();
errlHndl_t l_errlHndl=NULL;
hdatMsAddr_t i_msAddr,l_cpuAddr;
hdat5Tuple_t l_spirasHostEntry, l_spirhCpuCtrlEntry;
do {
TARGETING::Target * sys = NULL;
TARGETING::targetService().getTopLevelTarget( sys );
assert(sys != NULL);
// Figure out what kind of payload we have
TARGETING::PAYLOAD_KIND payload_kind
= sys->getAttr<TARGETING::ATTR_PAYLOAD_KIND>();
//true => FSP present. OR Payload Kind None
if(INITSERVICE::spBaseServicesEnabled() ||
payload_kind == TARGETING::PAYLOAD_KIND_NONE )
{
break;
}
hdatNaca_t l_naca;
l_errlHndl = hdatGetNacaFromMem(l_naca);
if ( l_errlHndl )
{
HDAT_ERR("could not get NACA from memory");
l_errlHndl->addFFDC(HDAT_COMP_ID,AT,sizeof(AT),
HDAT_VERSION1,HDAT_NACA_FFDC_SUBSEC1);
break;
}
i_msAddr.lo = l_naca.nacaOpalMasterThreadEntry.lo;
i_msAddr.hi = l_naca.nacaOpalMasterThreadEntry.hi;
HDAT_DBG("creating SPIRA-H with address hi=%x, lo=%x",
i_msAddr.hi,i_msAddr.lo);
HdatSpiraH l_spirah(l_errlHndl, i_msAddr);
l_spirah.getSpiraHEntry(HDAT_SEC_CPU_CTRL,l_spirhCpuCtrlEntry);
l_cpuAddr.hi = l_spirhCpuCtrlEntry.hdatAbsAddr.hi;
l_cpuAddr.lo = l_spirhCpuCtrlEntry.hdatAbsAddr.lo;
HDAT_DBG("CPU controls structures at 0x%08x",l_cpuAddr.lo);
hdatGetCpuCtrlFromMem(l_cpuAddr,sizeof(hdatCpuCtrlArea_t));
//add for dump header later
l_spirah.getSpiraHEntry(HDAT_SEC_HOST_DATA_AREA,l_spirasHostEntry);
HDAT_DBG("got spiras addrss from SPIRAH hi=%x,lo=%x",
l_spirasHostEntry.hdatAbsAddr.hi,
l_spirasHostEntry.hdatAbsAddr.lo);
HDAT_DBG("creating all data areas through spiras");
HDAT_DBG("l_spirasHostEntry.hdatAbsAddr.lo=0x%x",
l_spirasHostEntry.hdatAbsAddr.lo);
HdatSpiraS l_spiras (l_spirasHostEntry.hdatAbsAddr);
uint32_t l_hostAreaCnt=0, l_hostAreaSize=0;
l_errlHndl = l_spiras.loadDataArea(l_spirasHostEntry,
l_hostAreaCnt,l_hostAreaSize);
HDAT_DBG("got back total size from spiras=0x%x",l_hostAreaSize);
if ( l_errlHndl )
{
HDAT_ERR("could not create all data areas");
l_errlHndl->addFFDC(HDAT_COMP_ID,AT,sizeof(AT),
HDAT_VERSION1,HDAT_NACA_FFDC_SUBSEC2);
break;
}
l_spirah.chgSpiraHEntry(HDAT_SEC_HOST_DATA_AREA,
l_hostAreaCnt,l_hostAreaSize);
HDAT_DBG("loaded all data areas successfully");
}while(0);
HDAT_EXIT();
return l_errlHndl;
}
} //namespace HDAT
|
