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dumpCollect.C
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dumpCollect.C
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/* IBM_PROLOG_BEGIN_TAG */
/* This is an automatically generated prolog. */
/* */
/* $Source: src/usr/dump/dumpCollect.C $ */
/* */
/* OpenPOWER HostBoot Project */
/* */
/* Contributors Listed Below - COPYRIGHT 2012,2020 */
/* [+] 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 */
/*****************************************************************************/
// I n c l u d e s
/*****************************************************************************/
#include <sys/mmio.h>
#include "dumpCollect.H"
#include <dump/dumpreasoncodes.H>
#include <trace/interface.H>
#include <errl/errlentry.H>
#include <errl/errlmanager.H>
#include <targeting/common/commontargeting.H>
#include <targeting/common/utilFilter.H>
#include <runtime/runtime.H>
#include <util/align.H>
#include <sys/mm.h>
#include <dump/dumpif.H>
#include <util/utiltce.H>
#include <isteps/mem_utils.H>
#include <string.h>
#include <stdio.h>
#include <sys/msg.h> // message Q's
#include <mbox/mbox_queues.H> //
#include <kernel/vmmmgr.H>
// Trace definition
trace_desc_t* g_trac_dump = NULL;
TRAC_INIT(&g_trac_dump, "DUMP", 4*KILOBYTE);
#define SBE_FFDC_SIZE 128
namespace DUMP
{
////////////
// Define an SPR number to name str map. Note that this inverse of how
// the HWP uses it... so use the same mechanism/data - just inverse
std::map<uint32_t, const char*> SPRNUM_MAP;
typedef std::map<uint32_t, const char*>::iterator SPRNUM_MAP_IT;
#define LIST_SPR_NAME_REG(_op_)\
_op_(XER ,1 )\
_op_(DSCR_RU ,3 )\
_op_(LR ,8 )\
_op_(CTR ,9 )\
_op_(UAMR ,13 )\
_op_(DSCR ,17 )\
_op_(DSISR ,18 )\
_op_(DAR ,19 )\
_op_(DEC ,22 )\
_op_(SDR1 ,25 )\
_op_(SRR0 ,26 )\
_op_(SRR1 ,27 )\
_op_(CFAR ,28 )\
_op_(AMR ,29 )\
_op_(PIDR ,48 )\
_op_(IAMR ,61 )\
_op_(TFHAR ,128 )\
_op_(TFIAR ,129 )\
_op_(TEXASR ,130 )\
_op_(TEXASRU ,131 )\
_op_(CTRL_RU ,136 )\
_op_(TIDR ,144 )\
_op_(CTRL ,152 )\
_op_(FSCR ,153 )\
_op_(UAMOR ,157 )\
_op_(GSR ,158 )\
_op_(PSPB ,159 )\
_op_(DPDES ,176 )\
_op_(DAWR0 ,180 )\
_op_(RPR ,186 )\
_op_(CIABR ,187 )\
_op_(DAWRX0 ,188 )\
_op_(HFSCR ,190 )\
_op_(VRSAVE ,256 )\
_op_(SPRG3_RU ,259 )\
_op_(TB ,268 )\
_op_(TBU_RU ,269 )\
_op_(SPRG0 ,272 )\
_op_(SPRG1 ,273 )\
_op_(SPRG2 ,274 )\
_op_(SPRG3 ,275 )\
_op_(SPRC ,276 )\
_op_(SPRD ,277 )\
_op_(CIR ,283 )\
_op_(TBL ,284 )\
_op_(TBU ,285 )\
_op_(TBU40 ,286 )\
_op_(PVR ,287 )\
_op_(HSPRG0 ,304 )\
_op_(HSPRG1 ,305 )\
_op_(HDSISR ,306 )\
_op_(HDAR ,307 )\
_op_(SPURR ,308 )\
_op_(PURR ,309 )\
_op_(HDEC ,310 )\
_op_(HRMOR ,313 )\
_op_(HSRR0 ,314 )\
_op_(HSRR1 ,315 )\
_op_(TFMR ,317 )\
_op_(LPCR ,318 )\
_op_(LPIDR ,319 )\
_op_(HMER ,336 )\
_op_(HMEER ,337 )\
_op_(PCR ,338 )\
_op_(HEIR ,339 )\
_op_(AMOR ,349 )\
_op_(TIR ,446 )\
_op_(PTCR ,464 )\
_op_(USPRG0 ,496 )\
_op_(USPRG1 ,497 )\
_op_(UDAR ,499 )\
_op_(SEIDR ,504 )\
_op_(URMOR ,505 )\
_op_(USRR0 ,506 )\
_op_(USRR1 ,507 )\
_op_(UEIR ,509 )\
_op_(ACMCR ,510 )\
_op_(SMFCTRL ,511 )\
_op_(SIER_RU ,768 )\
_op_(MMCR2_RU ,769 )\
_op_(MMCRA_RU ,770 )\
_op_(PMC1_RU ,771 )\
_op_(PMC2_RU ,772 )\
_op_(PMC3_RU ,773 )\
_op_(PMC4_RU ,774 )\
_op_(PMC5_RU ,775 )\
_op_(PMC6_RU ,776 )\
_op_(MMCR0_RU ,779 )\
_op_(SIAR_RU ,780 )\
_op_(SDAR_RU ,781 )\
_op_(MMCR1_RU ,782 )\
_op_(SIER ,784 )\
_op_(MMCR2 ,785 )\
_op_(MMCRA ,786 )\
_op_(PMC1 ,787 )\
_op_(PMC2 ,788 )\
_op_(PMC3 ,789 )\
_op_(PMC4 ,790 )\
_op_(PMC5 ,791 )\
_op_(PMC6 ,792 )\
_op_(MMCR0 ,795 )\
_op_(SIAR ,796 )\
_op_(SDAR ,797 )\
_op_(MMCR1 ,798 )\
_op_(IMC ,799 )\
_op_(BESCRS ,800 )\
_op_(BESCRSU ,801 )\
_op_(BESCRR ,802 )\
_op_(BESCRRU ,803 )\
_op_(EBBHR ,804 )\
_op_(EBBRR ,805 )\
_op_(BESCR ,806 )\
_op_(LMRR ,813 )\
_op_(LMSER ,814 )\
_op_(TAR ,815 )\
_op_(ASDR ,816 )\
_op_(PSSCR_SU ,823 )\
_op_(IC ,848 )\
_op_(VTB ,849 )\
_op_(LDBAR ,850 )\
_op_(MMCRC ,851 )\
_op_(PMSR ,853 )\
_op_(PMMAR ,854 )\
_op_(PSSCR ,855 )\
_op_(L2QOSR ,861 )\
_op_(WORC ,863 )\
_op_(TRIG0 ,880 )\
_op_(TRIG1 ,881 )\
_op_(TRIG2 ,882 )\
_op_(PMCR ,884 )\
_op_(RWMR ,885 )\
_op_(WORT ,895 )\
_op_(PPR ,896 )\
_op_(PPR32 ,898 )\
_op_(TSCR ,921 )\
_op_(TTR ,922 )\
_op_(TRACE ,1006)\
_op_(HID ,1008)\
_op_(PIR ,1023)\
_op_(NIA ,2000)\
_op_(MSR ,2001)\
_op_(CR ,2002)\
_op_(FPSCR ,2003)\
_op_(VSCR ,2004)\
_op_(SLBE ,2005)\
_op_(SLBV ,2006)
#define DO_SPRNUM_MAP(in_name, in_number)\
SPRNUM_MAP[in_number] = #in_name;
///////////////////////////////////////////////////////////////////////////////
///////////////////////////////////////////////////////////////////////////////
errlHndl_t doDumpCollect(void)
{
TRACFCOMP(g_trac_dump, "doDumpCollect - start ");
errlHndl_t l_err = NULL;
// Table Sizes
uint64_t srcTableSize = 0;
uint64_t destTableSize = 0;
uint64_t resultsTableSize = 0;
// Dump table struct pointers
dumpEntry *srcTableEntry = NULL;
dumpEntry *destTableEntry = NULL;
resultsEntry *resultsTableEntry = NULL;
do
{
// Get the Data pointers to the locations we need from HDAT
// MS_DUMP_SRC_TBL, < MDST: Memory Dump Source Table
// MS_DUMP_DST_TBL, < MDDT: Memory Dump Destination Table
// MS_DUMP_RESULTS_TBL, <MDRT:Memory Dump Results Table
l_err = getHostDataPtrs(srcTableEntry, srcTableSize,
destTableEntry, destTableSize,
resultsTableEntry, resultsTableSize);
if (l_err)
{
TRACFCOMP(g_trac_dump, "doDumpCollect: Got an error back from getHostDataPtrs");
break;
}
l_err = copySrcToDest(srcTableEntry,srcTableSize,
destTableEntry,destTableSize,
resultsTableEntry,resultsTableSize);
if (l_err)
{
TRACFCOMP(g_trac_dump, "doDumpCollect: Got an error back from copySrcToDest");
break;
}
}while (0);
return (l_err);
}
///////////////////////////////////////////////////////////////////////////////
///////////////////////////////////////////////////////////////////////////////
// Replace reg num with name
void replaceRegNumWithName( hostArchRegDataEntry *hostRegData )
{
char str[sizeof(reg_t)];
if(hostRegData->reg.type == DUMP_ARCH_REG_TYPE_GPR)
{
snprintf(str,sizeof(reg_t), "GPR%d\0", hostRegData->reg.num);
strncpy(hostRegData->reg.name, str, sizeof(reg_t));
}
else if (hostRegData->reg.type == DUMP_ARCH_REG_TYPE_SPR)
{
if(SPRNUM_MAP.find(hostRegData->reg.num) != SPRNUM_MAP.end())
{
strncpy(hostRegData->reg.name, SPRNUM_MAP[hostRegData->reg.num], sizeof(reg_t));
}
//else unknown... leave as number for debug
}
//else unknown type... leave as number for debug
}
///////////////////////////////////////////////////////////////////////////////
///////////////////////////////////////////////////////////////////////////////
// Returns the physical address corresponding to a PHYP MDST/MDRT entry
void* getPhysAddr( uint64_t i_phypAddr )
{
uint64_t phys_addr = 0;
// Physical Address
if( VmmManager::FORCE_PHYS_ADDR & i_phypAddr )
{
// lop off the top bit so our vmm code works
phys_addr = (i_phypAddr & ~VmmManager::FORCE_PHYS_ADDR);
}
// Relative to PHYP HRMOR
else
{
TARGETING::Target * sys = NULL;
TARGETING::targetService().getTopLevelTarget( sys );
assert(sys != NULL);
// add the hrmor/payload_base to the value in the table
TARGETING::ATTR_PAYLOAD_BASE_type payload_base
= sys->getAttr<TARGETING::ATTR_PAYLOAD_BASE>();
phys_addr = payload_base*MEGABYTE + i_phypAddr;
}
return reinterpret_cast<void*>(ALIGN_PAGE_DOWN(phys_addr));
}
///////////////////////////////////////////////////////////////////////////////
///////////////////////////////////////////////////////////////////////////////
errlHndl_t copyArchitectedRegs(void)
{
TRACFCOMP(g_trac_dump, "copyArchitectedRegs - start ");
errlHndl_t l_err = nullptr;
int rc;
// Processor dump area address and size from HDAT
uint64_t procTableAddr = 0;
uint64_t procTableSize = 0;
// Pointer to architected register reserved memory
void *pSrcAddrBase = nullptr;
void *vMapSrcAddrBase = nullptr;
// Pointers to Hypervisor allocated memory for register data content
void *pDstAddrBase = nullptr;
void *vMapDstAddrBase = nullptr;
// Architected Reg Dump table struct pointers
procDumpAreaEntry *procTableEntry = nullptr;
//Setup SPR num to string mapping
LIST_SPR_NAME_REG(DO_SPRNUM_MAP)
do
{
// Get the PROC_DUMP_AREA_TBL address from SPIRAH
l_err = RUNTIME::get_host_data_section(RUNTIME::PROC_DUMP_AREA_TBL,
0,
procTableAddr,
procTableSize);
if (l_err)
{
// Got an errorlog back from get_host_data_sections
TRACFCOMP(g_trac_dump, "copyArchitectedRegs get_host_data_sections "
"for PDAT failed");
break;
}
// If the address or size is zero - error out
if ((procTableAddr == 0) || (procTableSize == 0))
{
// Invalid address or size
TRACFCOMP(g_trac_dump, "copyArchitectedRegs address or size invalid"
" for PDAT: addr =0x%X, size =0x%X,",
procTableAddr, procTableSize);
/*@
* @errortype
* @moduleid DUMP::DUMP_ARCH_REGS
* @reasoncode DUMP::DUMP_PDAT_INVALID_ADDR
* @userdata1 Table address returned
* @userdata2 Table size returned
* @devdesc Invalid address and size returned from HDAT
*/
l_err = new ERRORLOG::ErrlEntry(ERRORLOG::ERRL_SEV_UNRECOVERABLE,
DUMP_ARCH_REGS,
DUMP_PDAT_INVALID_ADDR,
procTableAddr,
procTableSize,
ERRORLOG::ErrlEntry::ADD_SW_CALLOUT);
break;
}
// Map processor dump area destination address to VA addresses
procTableEntry = reinterpret_cast<procDumpAreaEntry *>(procTableAddr);
pDstAddrBase = getPhysAddr(procTableEntry->dstArrayAddr);
vMapDstAddrBase = mm_block_map(pDstAddrBase,
(ALIGN_PAGE(procTableEntry->dstArraySize) + PAGESIZE));
//Need to adjust actual virtual address due to mm_block_map only
//mapping on page boundary to account for non page aligned addresses
//from PHYP/OPAL
uint64_t tmpAddr = reinterpret_cast<uint64_t>(vMapDstAddrBase);
vMapDstAddrBase = reinterpret_cast<void*>(tmpAddr +
(procTableEntry->dstArrayAddr & (PAGESIZE-1)));
// Map architected register reserved memory to VA addresses
TARGETING::Target * l_sys = NULL;
TARGETING::targetService().getTopLevelTarget( l_sys );
assert(l_sys != NULL);
auto srcAddr =
l_sys->getAttr<TARGETING::ATTR_SBE_ARCH_DUMP_ADDR>();
pSrcAddrBase = reinterpret_cast<void * const>(srcAddr);
vMapSrcAddrBase = mm_block_map(pSrcAddrBase,
VMM_ARCH_REG_DATA_SIZE_ALL_PROC);
TRACDCOMP(g_trac_dump, "src address [0x%X] [%p], destArrayaddr"
" [%X] dest[%p] [%p]", srcAddr, vMapSrcAddrBase,
procTableEntry->dstArrayAddr, pDstAddrBase, vMapDstAddrBase);
// Get list of functional processor chips, in MPIPL path we
// don't expect any deconfiguration
TARGETING::TargetHandleList procChips;
TARGETING::getAllChips( procChips, TARGETING::TYPE_PROC, true);
uint64_t dstTempAddr = reinterpret_cast<uint64_t>(vMapDstAddrBase);
procTableEntry->capArraySize = 0;
for (uint32_t procNum = 0; procNum < procChips.size(); procNum++)
{
// Base addresses w.r.t PROC positions. This is static here
// and used for reference below to calculate all other addresses
uint64_t procSrcAddr = (reinterpret_cast<uint64_t>(vMapSrcAddrBase)+
procNum * VMM_ARCH_REG_DATA_PER_PROC_SIZE);
TRACDCOMP(g_trac_dump, "SBE Proc[%d] [%p]", procNum, procSrcAddr);
sbeArchRegDumpProcHdr_t *sbeProcHdr =
reinterpret_cast<sbeArchRegDumpProcHdr_t *>(procSrcAddr);
uint16_t threadCount = sbeProcHdr->thread_cnt;
uint16_t regCount = sbeProcHdr->reg_cnt;
//Validate the structure versions used by SBE and HB for sharing the
//data
if( sbeProcHdr->version != REG_DUMP_SBE_HB_STRUCT_VER )
{
/*@
* @errortype
* @moduleid DUMP::DUMP_ARCH_REGS
* @reasoncode DUMP::DUMP_PDAT_VERSION_MISMATCH
* @userdata1 Structure version obtained from SBE
* @userdata2 Structure version supported by HB
* @devdesc Mismatch between the version of structure
* supported by both SBE and HB.
*
*/
l_err = new ERRORLOG::ErrlEntry(
ERRORLOG::ERRL_SEV_UNRECOVERABLE,
DUMP_ARCH_REGS,
DUMP_PDAT_VERSION_MISMATCH,
sbeProcHdr->version,
REG_DUMP_SBE_HB_STRUCT_VER,
ERRORLOG::ErrlEntry::ADD_SW_CALLOUT);
errlCommit(l_err, DUMP_COMP_ID);
break;
}
//Update the data source address to point to the thread specific
//header data obtained by SBE
procSrcAddr = reinterpret_cast<uint64_t>(procSrcAddr +
sizeof(sbeArchRegDumpProcHdr_t));
procTableEntry->threadRegSize = sizeof(hostArchRegDataHdr)+
(regCount * sizeof(hostArchRegDataEntry));
procTableEntry->capArraySize = procTableEntry->capArraySize +
(procTableEntry->threadRegSize
* threadCount);
if (procTableEntry->dstArraySize < procTableEntry->capArraySize)
{
/*@
* @errortype
* @moduleid DUMP::DUMP_ARCH_REGS
* @reasoncode DUMP::DUMP_PDAT_INSUFFICIENT_SPACE
* @userdata1 Hypervisor reserved memory size
* @userdata2 Memory needed to copy architected
* register data
* @devdesc Insufficient space to copy architected
* registers
*/
l_err = new ERRORLOG::ErrlEntry(
ERRORLOG::ERRL_SEV_UNRECOVERABLE,
DUMP_ARCH_REGS,
DUMP_PDAT_INSUFFICIENT_SPACE,
procTableEntry->dstArraySize,
procTableEntry->capArraySize,
ERRORLOG::ErrlEntry::ADD_SW_CALLOUT);
errlCommit(l_err, DUMP_COMP_ID);
break;
}
// Total Number of Threads possible in one Proc
for(uint32_t idx = 0; idx < threadCount; idx++)
{
sbeArchRegDumpThreadHdr_t *sbeTdHdr =
reinterpret_cast<sbeArchRegDumpThreadHdr_t *>(procSrcAddr);
hostArchRegDataHdr *hostHdr =
reinterpret_cast<hostArchRegDataHdr *>(dstTempAddr);
TRACDCOMP(g_trac_dump, " Thread[%d] src[%p] dest[%p]",
idx, procSrcAddr, dstTempAddr);
// Fill thread header info
memset(hostHdr, 0x0, sizeof(hostHdr));
hostHdr->pir = sbeTdHdr->pir;
hostHdr->coreState = sbeTdHdr->coreState;
hostHdr->iv_regArrayHdr.hdatOffset =
sizeof(HDAT::hdatHDIFDataArray_t);
hostHdr->iv_regArrayHdr.hdatArrayCnt = regCount;
hostHdr->iv_regArrayHdr.hdatAllocSize =
sizeof(hostArchRegDataEntry);
hostHdr->iv_regArrayHdr.hdatActSize =
sizeof(hostArchRegDataEntry);
dstTempAddr = reinterpret_cast<uint64_t>(dstTempAddr +
sizeof(hostArchRegDataHdr));
//Update SBE data source address to point to the register data
//related to the current thread.
procSrcAddr = reinterpret_cast<uint64_t>(procSrcAddr +
sizeof(sbeArchRegDumpThreadHdr_t));
//Validate the CoreState to find if the buffer has register data
if (sbeTdHdr->coreState != 0)
{
//Bump up the destination address to skip the memory
//required to store the register details.
dstTempAddr = reinterpret_cast<uint64_t>(dstTempAddr +
(regCount * sizeof(hostArchRegDataEntry)));
continue;
}
// Fill register data
for(uint8_t cnt = 0; cnt < regCount; cnt++)
{
sbeArchRegDumpEntries_t *sbeRegData =
reinterpret_cast<sbeArchRegDumpEntries_t *>(procSrcAddr);
hostArchRegDataEntry *hostRegData =
reinterpret_cast<hostArchRegDataEntry *>(dstTempAddr);
hostRegData->reg.type = sbeRegData->regType;
hostRegData->reg.num = sbeRegData->regNum;
hostRegData->regVal = sbeRegData->regVal;
// If HOST type is PHYP replace register number with strings
if (TARGETING::is_phyp_load())
{
replaceRegNumWithName(hostRegData);
}
dstTempAddr = reinterpret_cast<uint64_t>(dstTempAddr +
sizeof(hostArchRegDataEntry));
//Update the SBE data source address to point to the
//next register data related to the same thread.
procSrcAddr = reinterpret_cast<uint64_t>(procSrcAddr +
sizeof(sbeArchRegDumpEntries_t));
if( sbeRegData->isLastReg )
{
//Skip the FFDC for now
if(sbeRegData->isFfdcPresent)
{
//Move the source address to skip theFFDC
procSrcAddr = procSrcAddr + (sizeof(uint32_t)*SBE_FFDC_SIZE);
//Adjust the destination address accordingly to skip
//the mememory required for remaining registers
uint32_t remaingRegCount = regCount - (cnt+1);
if(remaingRegCount)
{
dstTempAddr = reinterpret_cast<uint64_t>(
dstTempAddr + (remaingRegCount *
sizeof(hostArchRegDataEntry)));
}
}
break;
}
}
}
}
// Update Process Dump Area tuple
procTableEntry->threadRegVersion = REG_DUMP_HDAT_STRUCT_VER;
procTableEntry->capArrayAddr = procTableEntry->dstArrayAddr;
// Update the PDA Table Entries to Attribute to be fetched in istep 21
l_sys->setAttr<TARGETING::ATTR_PDA_THREAD_REG_STATE_ENTRY_FORMAT>(
procTableEntry->threadRegVersion);
l_sys->setAttr<TARGETING::ATTR_PDA_THREAD_REG_ENTRY_SIZE>(
procTableEntry->threadRegSize);
l_sys->setAttr<TARGETING::ATTR_PDA_CAPTURED_THREAD_REG_ARRAY_ADDR>(
procTableEntry->capArrayAddr);
l_sys->setAttr<TARGETING::ATTR_PDA_CAPTURED_THREAD_REG_ARRAY_SIZE>(
procTableEntry->capArraySize);
} while (0);
// Unmap destination memory
if (vMapDstAddrBase)
{
rc = mm_block_unmap(vMapDstAddrBase);
if (rc != 0)
{
/*@
* @errortype
* @moduleid DUMP::DUMP_ARCH_REGS
* @reasoncode DUMP::DUMP_PDAT_CANNOT_UNMAP_DST_ADDR
* @userdata1 VA of Destination Array Address for PDAT
* @userdata2 rc value from unmap
* @devdesc Cannot unmap the PDAT Destinatin Array Addr
*/
l_err = new ERRORLOG::ErrlEntry(
ERRORLOG::ERRL_SEV_UNRECOVERABLE,
DUMP_ARCH_REGS,
DUMP_PDAT_CANNOT_UNMAP_DST_ADDR,
(uint64_t)vMapDstAddrBase,
rc,
ERRORLOG::ErrlEntry::ADD_SW_CALLOUT);
// Commit the error and continue.
// Leave the devices unmapped?
errlCommit(l_err, DUMP_COMP_ID);
l_err = NULL;
}
}
// Unmap source memory
if(vMapSrcAddrBase)
{
rc = mm_block_unmap(vMapSrcAddrBase);
if (rc != 0)
{
/*@
* @errortype
* @moduleid DUMP::DUMP_ARCH_REGS
* @reasoncode DUMP::DUMP_PDAT_CANNOT_UNMAP_SRC_ADDR
* @userdata1 VA address of Source Array Address for PDAT
* @userdata2 rc value from unmap
* @devdesc Cannot unmap the PDAT Source Array Address
*/
l_err = new ERRORLOG::ErrlEntry(
ERRORLOG::ERRL_SEV_UNRECOVERABLE,
DUMP_ARCH_REGS,
DUMP_PDAT_CANNOT_UNMAP_SRC_ADDR,
(uint64_t)vMapSrcAddrBase,
rc,
ERRORLOG::ErrlEntry::ADD_SW_CALLOUT);
// Commit the error and continue.
// Leave the devices unmapped?
errlCommit(l_err, DUMP_COMP_ID);
l_err = NULL;
}
}
TRACFCOMP(g_trac_dump, "copyArchitectedRegs - end ");
return (l_err);
}
///////////////////////////////////////////////////////////////////////////////
///////////////////////////////////////////////////////////////////////////////
errlHndl_t copySrcToDest(dumpEntry *srcTableEntry,
uint64_t srcTableSize,
dumpEntry *destTableEntry,
uint64_t destTableSize,
resultsEntry *resultsTableEntry,
uint64_t resultsTableSize)
{
TRACFCOMP(g_trac_dump, "copySrcToDest - start ");
errlHndl_t l_err = NULL;
int rc = 0;
bool invalidSrcSize = false;
bool invalidDestSize = false;
uint32_t l_resultCount = 0x0;
// local src table info
uint64_t *vaSrcTableAddr = 0;
uint64_t *vaMapSrcTableAddr = 0;
uint64_t curSrcTableAddr = 0;
// destination table info
uint64_t *vaDestTableAddr = 0;
uint64_t *vaMapDestTableAddr = 0;
uint64_t curDestTableAddr = 0;
// Data sizes
uint64_t sizeToCopy = 0;
uint64_t bytesLeftInSrc = 0;
uint64_t bytesLeftInDest = 0;
do
{
// Need to loop through all the source entries.. Copying into a
// destination entry. Note the src could be larger than the
// destination size and could require multiple copies.. In addition
// the size of the destination could be larger than 1 source entry.
// These entries need to be packed into the destination.. so 1
// destination entry could have multiple source entries in it.
// After each copy need to write an entry into the results table
// source/destination/size.
// Figure out the num of entries in the src table
uint64_t maxSrcEntries = srcTableSize/(sizeof (dumpEntry));
// Figure out the num of entries in the dest table
uint64_t maxDestEntries = destTableSize/(sizeof (dumpEntry));
// Figure out the max result entires
uint64_t maxResultEntries = resultsTableSize/(sizeof
(resultsEntry));
// Index into each Dump table
uint64_t curSourceIndex = 0;
uint64_t curDestIndex = 0;
uint64_t curResultIndex = 0;
// Map in the first source and destination entries from their
// corresponding tables.
// NOTE: When mapping a device the address we are mapping needs to
// be page aligned. In addition the VA returned is page
// aligned so we need to add the offset of the page aligned address
// to the VA returned
// Get the first Source address and size
curSrcTableAddr = srcTableEntry[curSourceIndex].dataAddr;
bytesLeftInSrc = srcTableEntry[curSourceIndex].dataSize;
// Get the first destination address and size.
curDestTableAddr = destTableEntry[curDestIndex].dataAddr;
bytesLeftInDest = destTableEntry[curDestIndex].dataSize;
// Determine the src and destination offset.
uint64_t destOffset = curDestTableAddr
- ALIGN_PAGE_DOWN(curDestTableAddr);
uint64_t srcOffset = curSrcTableAddr
- ALIGN_PAGE_DOWN(curSrcTableAddr);
// If the data size is greater then 32GB after page alignment
// create an error. Current limitation on DevMap is 32GB in size.
// Not sure yet if we will ever see a table entry > 3GB.
if (bytesLeftInSrc + srcOffset > THIRTYTWO_GB)
{
invalidSrcSize = true;
break;
}
else if ((bytesLeftInDest + destOffset > THIRTYTWO_GB))
{
invalidDestSize = true;
break;
}
vaMapSrcTableAddr = (static_cast<uint64_t*>(mm_block_map(
getPhysAddr(curSrcTableAddr),
THIRTYTWO_GB)));
vaSrcTableAddr = vaMapSrcTableAddr;
vaMapDestTableAddr = (static_cast<uint64_t*>(mm_block_map(
getPhysAddr(curDestTableAddr),
THIRTYTWO_GB)));
vaDestTableAddr = vaMapDestTableAddr;
// add the offset to the src and destination VAs,
vaSrcTableAddr += (srcOffset/(sizeof (uint64_t)));
vaDestTableAddr += (destOffset/(sizeof (uint64_t)));
// Current Source physical and Va address
TRACFCOMP(g_trac_dump, "copySrcToDest SrcTableIndex = %d, srcTableAddr = %.16X, VA = %.16X", curSourceIndex, curSrcTableAddr, vaSrcTableAddr);
// Current Destination physical and Va address
TRACFCOMP(g_trac_dump, "HBDumpCopySrcToDest DestTableIndex = %d, DestTableAddr = %.16X, VA = %.16X", curDestIndex, curDestTableAddr, vaDestTableAddr);
resultsTableEntry->dataSize = 0x0;
while(1)
{
// If we have copied all the bytes in the src entry
if (bytesLeftInSrc == 0)
{
// unmap the previous src entry
rc = mm_block_unmap(
reinterpret_cast<void*>(vaMapSrcTableAddr));
if (rc != 0)
{
/*@
* @errortype
* @moduleid DUMP::DUMP_COLLECT
* @reasoncode DUMP::DUMP_CANNOT_UNMAP_SRC
* @userdata1 VA address of the MDST to unmap
* @userdata2 rc value from unmap
* @devdesc Cannot unmap the source table section
*/
l_err = new ERRORLOG::ErrlEntry(
ERRORLOG::ERRL_SEV_UNRECOVERABLE,
DUMP_COLLECT,
DUMP_CANNOT_UNMAP_SRC,
(uint64_t)vaMapSrcTableAddr,
rc);
// commit the error and continue.
// Leave the devices unmapped for now.
errlCommit(l_err,DUMP_COMP_ID);
l_err = NULL;
}
// increment to the next src entry
curSourceIndex++;
// if we have reach all entries
if (curSourceIndex >= maxSrcEntries)
{
TRACFCOMP(g_trac_dump, "HBDumpCopySrcToDest - through all src entries");
break;
}
curSrcTableAddr = srcTableEntry[curSourceIndex].dataAddr;
bytesLeftInSrc = srcTableEntry[curSourceIndex].dataSize;
// src address 0 is valid source address on OPAL sytems
if (!TARGETING::is_sapphire_load())
{
// If the current Src table Address is 0 we are done
if (curSrcTableAddr == 0)
{
break;
}
}
srcOffset = curSrcTableAddr -
ALIGN_PAGE_DOWN(curSrcTableAddr);
// If the data size is less then 32GB after page alignment
if (bytesLeftInSrc + srcOffset > THIRTYTWO_GB)
{
invalidSrcSize = true;
break;
}
// map the MDST entry to a device such that we can read and
// write from that memory address
vaMapSrcTableAddr = (static_cast<uint64_t*>(mm_block_map(
getPhysAddr(curSrcTableAddr),
THIRTYTWO_GB)));
vaSrcTableAddr = vaMapSrcTableAddr;
vaSrcTableAddr += (srcOffset/(sizeof (uint64_t)));
// Current Source physical and Va address
TRACFCOMP(g_trac_dump, "copySrcToDest SrcTableIndex = %d, srcTableAddr = %.16X, VA = %.16X", curSourceIndex, curSrcTableAddr, vaSrcTableAddr);
}
// If there is no more space in the destination area
if (bytesLeftInDest == 0)
{
// unmap the previous dest entry
rc = mm_block_unmap(
reinterpret_cast<void*>(vaMapDestTableAddr));
if (rc != 0)
{
/*@
* @errortype
* @moduleid DUMP::DUMP_COLLECT
* @reasoncode DUMP::DUMP_CANNOT_UNMAP_DEST
* @userdata1 VA address of the MDDT to unmap
* @userdata2 rc value from unmap
* @devdesc Cannot unmap the source table section
*/
l_err = new ERRORLOG::ErrlEntry(
ERRORLOG::ERRL_SEV_UNRECOVERABLE,
DUMP_COLLECT,
DUMP_CANNOT_UNMAP_DEST,
(uint64_t)vaMapDestTableAddr,
rc);
// commit the error and continue.
// Leave the devices unmapped?
errlCommit(l_err,DUMP_COMP_ID);
l_err = NULL;
}
// increment to the next dest entry
curDestIndex++;
// if made it through all dest entries.
if (curDestIndex >= maxDestEntries)
{
// need to check here to see if we still have SRC
// entries not copied.
if (bytesLeftInSrc != 0)
{
// Write an error because we have more src entries
// then destination space available.
TRACFCOMP(g_trac_dump, "HBDumpCopySrcToDest: not enough Destination table entries");
/*@
* @errortype
* @moduleid DUMP::DUMP_COLLECT
* @reasoncode DUMP::DUMP_MDDT_INSUFFICIENT_ENTRIES
* @userdata1 Source Entires bytes left to copy
* @userdata2 Index into the MDST table
* @devdesc MDDT table is not big enough to
* hold all src entries
*/
l_err = new ERRORLOG::ErrlEntry(
ERRORLOG::ERRL_SEV_UNRECOVERABLE,
DUMP_COLLECT,
DUMP_MDDT_INSUFFICIENT_ENTRIES,
bytesLeftInSrc,
curSourceIndex);
// do not commit this errorlog error as this is a
// real problem.
// TODO: RTC: 64399
// Need to add the src entries and sizes? that did
// not get copied to the destination. This error
// condition is such that the table entries are
// exceeded.
}
break;
}
curDestTableAddr = destTableEntry[curDestIndex].dataAddr;
bytesLeftInDest = destTableEntry[curDestIndex].dataSize;
//check to see if there are contiguous destination addresses
while ((destTableEntry[curDestIndex].dataAddr +
destTableEntry[curDestIndex].dataSize) ==
destTableEntry[curDestIndex+1].dataAddr)
{
curDestIndex++;
bytesLeftInDest +=destTableEntry[curDestIndex].dataSize;
}
// If the current dest addr or the size to copy are zero.
if ((curDestTableAddr == 0) || (bytesLeftInDest == 0))
{
// If there are still SRC entries to copy with no
// destination send an error back.
if (bytesLeftInSrc != 0)
{
// Write an error because we have more src entries
// then destination space available.
TRACFCOMP(g_trac_dump, "HBDumpCopySrcToDest: not enough Destination table space");
/*@
* @errortype
* @moduleid DUMP::DUMP_COLLECT
* @reasoncode DUMP::DUMP_MDDT_INSUFFICIENT_SPACE
* @userdata1 Source Entires bytes left to copy
* @userdata2 Index into the MDST table
* @devdesc MDDT table is not big enough to
* hold all src entries
*/
l_err = new ERRORLOG::ErrlEntry(
ERRORLOG::ERRL_SEV_UNRECOVERABLE,
DUMP_COLLECT,
DUMP_MDDT_INSUFFICIENT_SPACE,
bytesLeftInSrc,
curSourceIndex);
// do not commit this errorlog error as this is a
// real problem.
// TODO: RTC: 64399
// Need to add the src entries and sizes? that did
// not get copied to the destination. This
// condition is such that we have a destination
// entry that either has a zero address or zero
// size.. Perhaps put the bad destination entry
// there as well
}
break;
}
destOffset = curDestTableAddr
- ALIGN_PAGE_DOWN(curDestTableAddr);
// If the data size is less then 32GB after page alignment
if (bytesLeftInDest + destOffset > THIRTYTWO_GB)
{
invalidDestSize = true;
break;
}
// map the MDDT to a VA addresss
vaMapDestTableAddr = (static_cast<uint64_t*>(mm_block_map(
getPhysAddr(curDestTableAddr),
THIRTYTWO_GB)));
vaDestTableAddr = vaMapDestTableAddr;
vaDestTableAddr += (destOffset/(sizeof(uint64_t)));