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Move runtime scoms to common function
- Calls hypervisor scom interfaces - Move from xscom/runtime to scom/runtime RTC:190143 Change-Id: I41e0788f03fa27ae87c31a48dd041dbd66ca09c2 Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/56042 CI-Ready: Thi N. Tran <thi@us.ibm.com> Reviewed-by: Christian R. Geddes <crgeddes@us.ibm.com> Tested-by: Jenkins Server <pfd-jenkins+hostboot@us.ibm.com> Reviewed-by: Martin Gloff <mgloff@us.ibm.com> Tested-by: Jenkins OP Build CI <op-jenkins+hostboot@us.ibm.com> Tested-by: Jenkins OP HW <op-hw-jenkins+hostboot@us.ibm.com> Tested-by: FSP CI Jenkins <fsp-CI-jenkins+hostboot@us.ibm.com> Reviewed-by: Daniel M. Crowell <dcrowell@us.ibm.com>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,49 @@ | ||
| /* IBM_PROLOG_BEGIN_TAG */ | ||
| /* This is an automatically generated prolog. */ | ||
| /* */ | ||
| /* $Source: src/include/usr/scom/runtime/rt_scomif.H $ */ | ||
| /* */ | ||
| /* OpenPOWER HostBoot Project */ | ||
| /* */ | ||
| /* Contributors Listed Below - COPYRIGHT 2016,2018 */ | ||
| /* [+] 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 __RT_SCOMIF_H | ||
| #define __RT_SCOMIF_H | ||
|
|
||
| #include <devicefw/driverif.H> | ||
|
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||
| namespace SCOM | ||
| { | ||
|
|
||
| /** | ||
| * @brief This function sends the scom op to the Hypervisor | ||
| * | ||
| * @param[in] i_opType Scom operation type | ||
| * @param[in] i_target Scom target | ||
| * @param[in] i_scomAddr Scom address | ||
| * @param[in|out] io_buffer Pointer to scom data | ||
| * @return errlHndl_t | ||
| */ | ||
| errlHndl_t sendScomToHyp(DeviceFW::OperationType i_opType, | ||
| TARGETING::Target * i_target, | ||
| uint64_t i_scomAddr, | ||
| void * io_buffer); | ||
|
|
||
| }; // end namespace SCOM | ||
|
|
||
| #endif // end __RT_SCOMIF_H |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,310 @@ | ||
| /* IBM_PROLOG_BEGIN_TAG */ | ||
| /* This is an automatically generated prolog. */ | ||
| /* */ | ||
| /* $Source: src/usr/scom/runtime/rt_scom.C $ */ | ||
| /* */ | ||
| /* OpenPOWER HostBoot Project */ | ||
| /* */ | ||
| /* Contributors Listed Below - COPYRIGHT 2013,2018 */ | ||
| /* [+] 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 */ | ||
|
|
||
| #include <devicefw/driverif.H> | ||
| #include <errl/errlentry.H> | ||
| #include <errl/errlmanager.H> | ||
| #include <scom/scomreasoncodes.H> | ||
| #include <scom/scomif.H> | ||
| #include <runtime/interface.h> | ||
| #include <runtime/rt_targeting.H> | ||
| #include <xscom/piberror.H> | ||
|
|
||
| // Trace definition | ||
| extern trace_desc_t* g_trac_scom; | ||
|
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||
| namespace SCOM | ||
| { | ||
|
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| struct RcPibErrMap | ||
| { | ||
| PIB::PibError iv_Piberr; | ||
| HbrtRcPiberr_t iv_Common; | ||
| int iv_Opal; // note : opal values taken from opal-api.h | ||
| }; | ||
|
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|
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| const RcPibErrMap pibErrTbl[] = | ||
| { | ||
| // 001 | ||
| PIB::PIB_RESOURCE_OCCUPIED, | ||
| HBRT_RC_PIBERR_001_BUSY, | ||
| -12, // OPAL_XSCOM_BUSY | ||
|
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||
| // 002 | ||
| PIB::PIB_CHIPLET_OFFLINE, | ||
| HBRT_RC_PIBERR_010_OFFLINE, | ||
| -14, // OPAL_XSCOM_CHIPLET_OFF | ||
|
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||
| // 003 | ||
| PIB::PIB_PARTIAL_GOOD, | ||
| HBRT_RC_PIBERR_011_PGOOD, | ||
| -25, // OPAL_XSCOM_PARTIAL_GOOD | ||
|
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||
| // 004 | ||
| PIB::PIB_INVALID_ADDRESS, | ||
| HBRT_RC_PIBERR_100_INVALIDADDR, | ||
| -26, // OPAL_XSCOM_ADDR_ERROR | ||
|
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||
| // 005 | ||
| PIB::PIB_CLOCK_ERROR, | ||
| HBRT_RC_PIBERR_101_CLOCKERR, | ||
| -27, // OPAL_XSCOM_CLOCK_ERROR | ||
|
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||
| // 006 | ||
| PIB::PIB_PARITY_ERROR, | ||
| HBRT_RC_PIBERR_110_PARITYERR, | ||
| -28, // OPAL_XSCOM_PARITY_ERROR | ||
|
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| // 007 | ||
| PIB::PIB_TIMEOUT, | ||
| HBRT_RC_PIBERR_111_TIMEOUT, | ||
| -29 // OPAL_XSCOM_TIMEOUT | ||
| }; | ||
|
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||
|
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| /** | ||
| * @brief Internal routine that translates a HBRT return code to a | ||
| * PIB error code | ||
| * | ||
| * @param[in] i_rc HBRT return code, | ||
| * @return PibError, PIB::PIB_NO_ERROR if not translatable | ||
| * | ||
| */ | ||
| PIB::PibError HbrtRcToPibErr( HbrtRcPiberr_t i_rc ) | ||
| { | ||
| int l_entryCnt = sizeof(pibErrTbl) / sizeof(RcPibErrMap); | ||
| PIB::PibError l_rv = PIB::PIB_NO_ERROR; | ||
|
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| for // loop thru the xlate table | ||
| ( int i = 0; | ||
| i < l_entryCnt; | ||
| i++ ) | ||
| { | ||
| if // matching entry found | ||
| ( pibErrTbl[i].iv_Common == i_rc ) | ||
| { | ||
| // extract translation value | ||
| l_rv = pibErrTbl[i].iv_Piberr; | ||
| break; | ||
| } | ||
| } | ||
|
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| return( l_rv ); | ||
| } | ||
|
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|
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| /** | ||
| * @brief Internal routine that translates an OPAL return code to a | ||
| * PIB error code | ||
| * | ||
| * @param[in] i_rc OPAL return code | ||
| * @return PibError, PIB::PIB_NO_ERROR if not translatable | ||
| */ | ||
| PIB::PibError OpalRcToPibErr( int i_rc ) | ||
| { | ||
| int l_entryCnt = sizeof(pibErrTbl) / sizeof(RcPibErrMap); | ||
| PIB::PibError l_rv = PIB::PIB_NO_ERROR; | ||
|
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| for // loop thru the xlate table | ||
| ( int i = 0; | ||
| i < l_entryCnt; | ||
| i++ ) | ||
| { | ||
| if // matching entry found | ||
| ( pibErrTbl[i].iv_Opal == i_rc ) | ||
| { | ||
| // extract translation value | ||
| l_rv = pibErrTbl[i].iv_Piberr; | ||
| break; | ||
| } | ||
| } | ||
|
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| return( l_rv ); | ||
| } | ||
|
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|
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| /** | ||
| * @brief Send the scom to the hypervisor | ||
| * | ||
| * @param[in] i_opType Operation type, see driverif.H | ||
| * @param[in] i_target Scom target | ||
| * @param[in] i_scomAddr Scom address | ||
| * @param[in/out] io_buffer Read: Pointer to output data storage | ||
| * Write: Pointer to input data storage | ||
| * @return errlHndl_t | ||
| */ | ||
| errlHndl_t sendScomToHyp(DeviceFW::OperationType i_opType, | ||
| TARGETING::Target * i_target, | ||
| uint64_t i_scomAddr, | ||
| void * io_buffer) | ||
| { | ||
| errlHndl_t l_err = nullptr; | ||
| int rc = 0; | ||
|
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| do | ||
| { | ||
| // Convert target to something Sapphire understands | ||
| RT_TARG::rtChipId_t proc_id = 0; | ||
| l_err = RT_TARG::getRtTarget(i_target, | ||
| proc_id); | ||
| if(l_err) | ||
| { | ||
| break; | ||
| } | ||
|
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||
| if(g_hostInterfaces != nullptr && | ||
| g_hostInterfaces->scom_read != nullptr && | ||
| g_hostInterfaces->scom_write != nullptr) | ||
| { | ||
|
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| if(i_opType == DeviceFW::READ) | ||
| { | ||
| rc = | ||
| g_hostInterfaces->scom_read(proc_id, | ||
| i_scomAddr, | ||
| io_buffer | ||
| ); | ||
| } | ||
| else if (i_opType == DeviceFW::WRITE) | ||
| { | ||
| rc = | ||
| g_hostInterfaces->scom_write(proc_id, | ||
| i_scomAddr, | ||
| io_buffer | ||
| ); | ||
| } | ||
|
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| if(rc) | ||
| { | ||
| TRACFCOMP(g_trac_scom,ERR_MRK | ||
| "Hypervisor scom read/write failed. " | ||
| "rc 0x%X target 0x%llX proc_id 0x%llX addr 0x%llX r/w %d", | ||
| rc, get_huid(i_target), proc_id, i_scomAddr, i_opType); | ||
|
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| // convert rc to error log | ||
| /*@ | ||
| * @errortype | ||
| * @moduleid SCOM_RT_SEND_SCOM_TO_HYP | ||
| * @reasoncode SCOM_RUNTIME_HYP_ERR | ||
| * @userdata1[0:31] Hypervisor return code | ||
| * @userdata1[32:63] SCOM Op Type | ||
| * @userdata2 SCOM address | ||
| * @devdesc SCOM access error | ||
| */ | ||
| l_err = new ERRORLOG::ErrlEntry( | ||
| ERRORLOG::ERRL_SEV_INFORMATIONAL, | ||
| SCOM_RT_SEND_SCOM_TO_HYP, | ||
| SCOM_RUNTIME_HYP_ERR, | ||
| TWO_UINT32_TO_UINT64( | ||
| rc, | ||
| i_opType), | ||
| i_scomAddr); | ||
|
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| // attempt to translate rc into a pib error assuming | ||
| // the rc is in common format | ||
| HbrtRcPiberr_t l_commonRc = static_cast<HbrtRcPiberr_t>(rc); | ||
| PIB::PibError l_piberr = HbrtRcToPibErr( l_commonRc ); | ||
|
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||
| if // input was translated to a PIB error code | ||
| ( l_piberr != PIB::PIB_NO_ERROR ) | ||
| { | ||
| // (translation was successful) | ||
| TRACFCOMP(g_trac_scom,ERR_MRK"RC to PIB Err: PIBERR 0x%X",l_piberr); | ||
| } | ||
|
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| else if // input was common format, but not a PIB error | ||
| ( l_commonRc == HBRT_RC_SOMEOTHERERROR ) | ||
| { | ||
| // (already translated to PIB::PIB_NO_ERROR, | ||
| // no more translation needed) | ||
| TRACFCOMP(g_trac_scom,ERR_MRK"RC to PIB Err: PIB_NO_ERROR"); | ||
| } | ||
|
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| else if // legacy opal | ||
| ( TARGETING::is_sapphire_load() ) | ||
| { | ||
| // attempt to translate rc into a pib error assuming | ||
| // the rc is in old opal format | ||
| // this preserves legacy behavior to avoid co-req/pre-req | ||
| l_piberr = OpalRcToPibErr( rc ); | ||
| TRACFCOMP(g_trac_scom,ERR_MRK"RC to PIB Err: OPAL 0x%X",l_piberr); | ||
| } | ||
|
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| else if // legacy phyp | ||
| ( TARGETING::is_phyp_load() ) | ||
| { | ||
| // default to OFFLINE for now to trigger | ||
| // the multicast workaround in scom.C | ||
| l_piberr = PIB::PIB_CHIPLET_OFFLINE; | ||
| TRACFCOMP(g_trac_scom,ERR_MRK"RC to PIB Err: PIB_CHIPLET_OFFLINE"); | ||
| } | ||
|
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| else | ||
| { | ||
| // our testcases respond back with the | ||
| // pib error directly | ||
| if( rc > 0 ) | ||
| { | ||
| l_piberr = static_cast<PIB::PibError>(rc); | ||
| TRACFCOMP(g_trac_scom,ERR_MRK"RC to PIB Err: RC 0x%X",l_piberr); | ||
| } | ||
| } | ||
|
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| PIB::addFruCallouts(i_target, | ||
| l_piberr, | ||
| i_scomAddr, | ||
| l_err); | ||
|
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| // Note: no trace buffer available at runtime | ||
| } | ||
| } | ||
| else // Hypervisor interface not initialized | ||
| { | ||
| TRACFCOMP(g_trac_scom,ERR_MRK"Hypervisor scom interface not linked"); | ||
| /*@ | ||
| * @errortype | ||
| * @moduleid SCOM_RT_SEND_SCOM_TO_HYP | ||
| * @reasoncode SCOM_RUNTIME_INTERFACE_ERR | ||
| * @userdata1 SCOM Op Type | ||
| * @userdata2 SCOM address | ||
| * @devdesc SCOM runtime interface not linked. | ||
| */ | ||
| l_err = new ERRORLOG::ErrlEntry(ERRORLOG::ERRL_SEV_INFORMATIONAL, | ||
| SCOM_RT_SEND_SCOM_TO_HYP, | ||
| SCOM_RUNTIME_INTERFACE_ERR, | ||
| i_opType, | ||
| i_scomAddr); | ||
|
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| l_err->addProcedureCallout(HWAS::EPUB_PRC_HB_CODE, | ||
| HWAS::SRCI_PRIORITY_HIGH); | ||
| } | ||
|
|
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| } while(0); | ||
|
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| return l_err; | ||
| } | ||
|
|
||
| }; // end namespace SCOM |
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