blob: 1dffed9a983e9e8f4948554d939a147b340a905c [file] [log] [blame]
#include <attn/attn_common.hpp>
#include <attn/attn_dbus.hpp>
#include <attn/attn_dump.hpp>
#include <attn/attn_logging.hpp>
#include <attn/pel/pel_common.hpp>
#include <attn/ti_handler.hpp>
#include <sdbusplus/bus.hpp>
#include <sdbusplus/exception.hpp>
#include <util/dbus.hpp>
#include <util/trace.hpp>
#include <iomanip>
#include <iostream>
namespace attn
{
/**
* @brief Determine if this is a HB or PHYP TI event
*
* Use the TI info data area to determine if this is either a HB or a PHYP
* TI event then handle the event.
*
* @param i_tiDataArea pointer to the TI info data
*/
int tiHandler(TiDataArea* i_tiDataArea)
{
int rc = RC_SUCCESS;
// capture some additional data for logs/traces
addHbStatusRegs();
// check TI data area if it is available
if (nullptr != i_tiDataArea)
{
// HB v. PHYP TI logic: Only hosboot will fill in hbTerminateType
// and it will be non-zero. Only hostboot will fill out source and
// it it will be non-zero. Only PHYP will fill in srcFormat and it
// will be non-zero.
if ((0 == i_tiDataArea->hbTerminateType) &&
(0 == i_tiDataArea->source) && (0 != i_tiDataArea->srcFormat))
{
handlePhypTi(i_tiDataArea);
}
else
{
handleHbTi(i_tiDataArea);
}
}
else
{
// TI data was not available This should not happen since we provide
// a default TI info in the case where get TI info was not successful.
eventAttentionFail((int)AttnSection::tiHandler | ATTN_INFO_NULL);
rc = RC_NOT_HANDLED;
}
return rc;
}
/**
* @brief Handle a PHYP terminate immediate special attention
*
* The TI info data area will contain information pertaining to the TI
* condition. We will wither quiesce the host or initiate a MPIPL depending
* depending on the auto reboot configuration. We will also create a PEL which
* will contain the TI info data and FFDC data captured in the system journal.
*
* @param i_tiDataArea pointer to TI information filled in by hostboot
*/
void handlePhypTi(TiDataArea* i_tiDataArea)
{
trace::inf("PHYP TI");
// gather additional data for PEL
std::map<std::string, std::string> tiAdditionalData;
// make note of recoverable errors present
tiAdditionalData["recoverables"] = recoverableErrors() ? "true" : "false";
if (nullptr != i_tiDataArea)
{
parsePhypOpalTiInfo(tiAdditionalData, i_tiDataArea);
tiAdditionalData["Subsystem"] =
std::to_string(static_cast<uint8_t>(pel::SubsystemID::hypervisor));
// Copy all ascii src chars to additional data
char srcChar[33]; // 32 ascii chars + null term
memcpy(srcChar, &(i_tiDataArea->asciiData0), 32);
srcChar[32] = 0;
tiAdditionalData["SrcAscii"] = std::string{srcChar};
// TI event
eventTerminate(tiAdditionalData, (char*)i_tiDataArea);
}
else
{
// TI data was not available This should not happen since we provide
// a default TI info in the case where get TI info was not successful.
eventAttentionFail((int)AttnSection::handlePhypTi | ATTN_INFO_NULL);
}
// We are finished creating the event log entries so transition host to
// the required state.
if (true == util::dbus::dumpPolicyEnabled())
{
// MPIPL is considered a "dump" so we will qualify this transition with
// the dumpPolicyEnabled property. MPIPL is triggered by by starting
// the host "crash" target.
util::dbus::transitionHost(util::dbus::HostState::Crash);
}
else
{
// If dumpPolicyEnabled property is disabled we will quiesce the host
util::dbus::transitionHost(util::dbus::HostState::Quiesce);
}
}
/**
* @brief Handle a hostboot terminate immediate with SRC provided
*
* The TI info will contain the log ID of the event log that has already been
* submitted by hostboot. In this case the attention handler does not need to
* create a PEL. A hostboot dump may be requested and the host will be
* transitioned.
*
* @param i_tiDataArea pointer to TI information filled in by hostboot
*/
void handleHbTiWithEid(TiDataArea* i_tiDataArea)
{
trace::inf("HB TI with PLID/EID");
if (nullptr != i_tiDataArea)
{
// see if HB dump is requested
if (0 != i_tiDataArea->hbDumpFlag)
{
// retrieve log ID from TI info data
uint32_t logId = be32toh(i_tiDataArea->asciiData1);
requestDump(logId, DumpParameters{0, DumpType::Hostboot});
}
}
util::dbus::transitionHost(util::dbus::HostState::Quiesce);
}
/**
* @brief Handle a hostboot terminate immediate with SRC provided
*
* The TI info will contain the reason code and additional data necessary
* to create a PEL on behalf of hostboot. A hostboot dump may be created
* (after generating the PEL) and the host may be transitioned depending
* on the reason code.
*
* @param i_tiDataArea pointer to TI information filled in by hostboot
*/
void handleHbTiWithSrc(TiDataArea* i_tiDataArea)
{
trace::inf("HB TI with SRC");
// handle specific hostboot reason codes
if (nullptr != i_tiDataArea)
{
// Reason code is byte 2 and 3 of 4 byte srcWord12HbWord0
uint16_t reasonCode = be32toh(i_tiDataArea->srcWord12HbWord0);
trace::inf("reason code %04x", reasonCode);
// for clean shutdown (reason code 050B) no PEL and no dump
if (reasonCode != HB_SRC_SHUTDOWN_REQUEST)
{
// gather additional data for PEL
std::map<std::string, std::string> tiAdditionalData;
// make note of recoverable errors present
tiAdditionalData["recoverables"] =
recoverableErrors() ? "true" : "false";
parseHbTiInfo(tiAdditionalData, i_tiDataArea);
tiAdditionalData["Subsystem"] = std::to_string(
static_cast<uint8_t>(pel::SubsystemID::hostboot));
// TODO: will update as part of other story.
// Translate hex src value to ascii. This results in an 8
// character SRC (hostboot SRC is 32 bits)
std::stringstream src;
src << std::setw(8) << std::setfill('0') << std::uppercase
<< std::hex << be32toh(i_tiDataArea->srcWord12HbWord0);
tiAdditionalData["SrcAscii"] = src.str();
// dump flag is only valid for TI with EID (not TI with SRC)
trace::inf("Ignoring TI info dump flag for HB TI with SRC");
tiAdditionalData["Dump"] = "true";
// Generate event log
eventTerminate(tiAdditionalData, (char*)i_tiDataArea);
}
if (HB_SRC_KEY_TRANSITION != reasonCode)
{
util::dbus::transitionHost(util::dbus::HostState::Quiesce);
}
}
else
{
// TI data was not available, this should not happen
eventAttentionFail((int)AttnSection::handleHbTi | ATTN_INFO_NULL);
}
}
/**
* @brief Handle a hostboot terminate immediate special attention
*
* The TI info data area will contain information pertaining to the TI
* condition. The course of action to take regarding the host state will
* depend on the contents of the TI info data area. We will also create a
* PEL containing the TI info data and FFDC data captured in the system
* journal.
*
* @param i_tiDataArea pointer to TI information filled in by hostboot
*/
void handleHbTi(TiDataArea* i_tiDataArea)
{
trace::inf("HB TI");
// handle specific hostboot reason codes
if (nullptr != i_tiDataArea)
{
uint8_t terminateType = i_tiDataArea->hbTerminateType;
if (TI_WITH_SRC == terminateType)
{
handleHbTiWithSrc(i_tiDataArea);
}
else
{
handleHbTiWithEid(i_tiDataArea);
}
}
else
{
// TI data was not available, this should not happen
eventAttentionFail((int)AttnSection::handleHbTi | ATTN_INFO_NULL);
}
}
/** @brief Parse the TI info data area into map as PHYP/OPAL data */
void parsePhypOpalTiInfo(std::map<std::string, std::string>& i_map,
TiDataArea* i_tiDataArea)
{
if (nullptr == i_tiDataArea)
{
return;
}
// TODO: will update as part of other story.
std::stringstream ss;
ss << "0x00 TI Area Valid:" << std::setw(2) << std::setfill('0') << std::hex
<< (int)i_tiDataArea->tiAreaValid << ":";
ss << "0x01 Command:" << std::setw(2) << std::setfill('0') << std::hex
<< (int)i_tiDataArea->command << ":";
ss << "0x02 Num. Data Bytes:" << std::setw(4) << std::setfill('0')
<< std::hex << be16toh(i_tiDataArea->numDataBytes) << ":";
ss << "0x04 Reserved:" << std::setw(2) << std::setfill('0') << std::hex
<< (int)i_tiDataArea->reserved1 << ":";
ss << "0x06 HWDump Type:" << std::setw(4) << std::setfill('0') << std::hex
<< be16toh(i_tiDataArea->hardwareDumpType) << ":";
ss << "0x08 SRC Format:" << std::setw(2) << std::setfill('0') << std::hex
<< (int)i_tiDataArea->srcFormat << ":";
ss << "0x09 SRC Flags:" << std::setw(2) << std::setfill('0') << std::hex
<< (int)i_tiDataArea->srcFlags << ":";
ss << "0x0a Num. ASCII Words:" << std::setw(2) << std::setfill('0')
<< std::hex << (int)i_tiDataArea->numAsciiWords << ":";
ss << "0x0b Num. Hex Words:" << std::setw(2) << std::setfill('0')
<< std::hex << (int)i_tiDataArea->numHexWords << ":";
ss << "0x0e Length of SRC:" << std::setw(4) << std::setfill('0') << std::hex
<< be16toh(i_tiDataArea->lenSrc) << ":";
ss << "0x10 SRC Word 12:" << std::setw(8) << std::setfill('0') << std::hex
<< be32toh(i_tiDataArea->srcWord12HbWord0) << ":";
ss << "0x14 SRC Word 13:" << std::setw(8) << std::setfill('0') << std::hex
<< be32toh(i_tiDataArea->srcWord13HbWord2) << ":";
ss << "0x18 SRC Word 14:" << std::setw(8) << std::setfill('0') << std::hex
<< be32toh(i_tiDataArea->srcWord14HbWord3) << ":";
ss << "0x1c SRC Word 15:" << std::setw(8) << std::setfill('0') << std::hex
<< be32toh(i_tiDataArea->srcWord15HbWord4) << ":";
ss << "0x20 SRC Word 16:" << std::setw(8) << std::setfill('0') << std::hex
<< be32toh(i_tiDataArea->srcWord16HbWord5) << ":";
ss << "0x24 SRC Word 17:" << std::setw(8) << std::setfill('0') << std::hex
<< be32toh(i_tiDataArea->srcWord17HbWord6) << ":";
ss << "0x28 SRC Word 18:" << std::setw(8) << std::setfill('0') << std::hex
<< be32toh(i_tiDataArea->srcWord18HbWord7) << ":";
ss << "0x2c SRC Word 19:" << std::setw(8) << std::setfill('0') << std::hex
<< be32toh(i_tiDataArea->srcWord19HbWord8) << ":";
ss << "0x30 ASCII Data:" << std::setw(8) << std::setfill('0') << std::hex
<< be32toh(i_tiDataArea->asciiData0) << ":";
ss << "0x34 ASCII Data:" << std::setw(8) << std::setfill('0') << std::hex
<< be32toh(i_tiDataArea->asciiData1) << ":";
ss << "0x38 ASCII Data:" << std::setw(8) << std::setfill('0') << std::hex
<< be32toh(i_tiDataArea->asciiData2) << ":";
ss << "0x3c ASCII Data:" << std::setw(8) << std::setfill('0') << std::hex
<< be32toh(i_tiDataArea->asciiData3) << ":";
ss << "0x40 ASCII Data:" << std::setw(8) << std::setfill('0') << std::hex
<< be32toh(i_tiDataArea->asciiData4) << ":";
ss << "0x44 ASCII Data:" << std::setw(8) << std::setfill('0') << std::hex
<< be32toh(i_tiDataArea->asciiData5) << ":";
ss << "0x48 ASCII Data:" << std::setw(8) << std::setfill('0') << std::hex
<< be32toh(i_tiDataArea->asciiData6) << ":";
ss << "0x4c ASCII Data:" << std::setw(8) << std::setfill('0') << std::hex
<< be32toh(i_tiDataArea->asciiData7) << ":";
ss << "0x50 Location:" << std::setw(2) << std::setfill('0') << std::hex
<< (int)i_tiDataArea->location << ":";
ss << "0x51 Code Sections:" << std::setw(2) << std::setfill('0') << std::hex
<< (int)i_tiDataArea->codeSection << ":";
ss << "0x52 Additional Size:" << std::setw(2) << std::setfill('0')
<< std::hex << (int)i_tiDataArea->additionalSize << ":";
ss << "0x53 Additional Data:" << std::setw(2) << std::setfill('0')
<< std::hex << (int)i_tiDataArea->andData;
std::string key, value;
char delim = ':';
while (std::getline(ss, key, delim))
{
std::getline(ss, value, delim);
i_map[key] = value;
}
}
/** @brief Parse the TI info data area into map as hostboot data */
void parseHbTiInfo(std::map<std::string, std::string>& i_map,
TiDataArea* i_tiDataArea)
{
if (nullptr == i_tiDataArea)
{
return;
}
// TODO: will update as part of other story.
std::stringstream ss;
ss << "0x00 TI Area Valid:" << std::setw(2) << std::setfill('0') << std::hex
<< (int)i_tiDataArea->tiAreaValid << ":";
ss << "0x04 Reserved:" << std::setw(2) << std::setfill('0') << std::hex
<< (int)i_tiDataArea->reserved1 << ":";
ss << "0x05 HB_Term. Type:" << std::setw(2) << std::setfill('0') << std::hex
<< (int)i_tiDataArea->hbTerminateType << ":";
ss << "0x0c HB Dump Flag:" << std::setw(2) << std::setfill('0') << std::hex
<< (int)i_tiDataArea->hbDumpFlag << ":";
ss << "0x0d Source:" << std::setw(2) << std::setfill('0') << std::hex
<< (int)i_tiDataArea->source << ":";
ss << "0x10 HB Word 0:" << std::setw(8) << std::setfill('0') << std::hex
<< be32toh(i_tiDataArea->srcWord12HbWord0) << ":";
ss << "0x14 HB Word 2:" << std::setw(8) << std::setfill('0') << std::hex
<< be32toh(i_tiDataArea->srcWord13HbWord2) << ":";
ss << "0x18 HB Word 3:" << std::setw(8) << std::setfill('0') << std::hex
<< be32toh(i_tiDataArea->srcWord14HbWord3) << ":";
ss << "0x1c HB Word 4:" << std::setw(8) << std::setfill('0') << std::hex
<< be32toh(i_tiDataArea->srcWord15HbWord4) << ":";
ss << "0x20 HB Word 5:" << std::setw(8) << std::setfill('0') << std::hex
<< be32toh(i_tiDataArea->srcWord16HbWord5) << ":";
ss << "0x24 HB Word 6:" << std::setw(8) << std::setfill('0') << std::hex
<< be32toh(i_tiDataArea->srcWord17HbWord6) << ":";
ss << "0x28 HB Word 7:" << std::setw(8) << std::setfill('0') << std::hex
<< be32toh(i_tiDataArea->srcWord18HbWord7) << ":";
ss << "0x2c HB Word 8:" << std::setw(8) << std::setfill('0') << std::hex
<< be32toh(i_tiDataArea->srcWord19HbWord8) << ":";
ss << "0x30 error_data:" << std::setw(8) << std::setfill('0') << std::hex
<< be32toh(i_tiDataArea->asciiData0) << ":";
ss << "0x34 EID:" << std::setw(8) << std::setfill('0') << std::hex
<< be32toh(i_tiDataArea->asciiData1);
std::string key, value;
char delim = ':';
while (std::getline(ss, key, delim))
{
std::getline(ss, value, delim);
i_map[key] = value;
}
}
} // namespace attn