diff options
Diffstat (limited to 'src/usr/diag/prdf/framework/register/prdfHomRegisterAccess.C')
| -rwxr-xr-x | src/usr/diag/prdf/framework/register/prdfHomRegisterAccess.C | 457 |
1 files changed, 457 insertions, 0 deletions
diff --git a/src/usr/diag/prdf/framework/register/prdfHomRegisterAccess.C b/src/usr/diag/prdf/framework/register/prdfHomRegisterAccess.C new file mode 100755 index 000000000..b17e8f4ac --- /dev/null +++ b/src/usr/diag/prdf/framework/register/prdfHomRegisterAccess.C @@ -0,0 +1,457 @@ +/* IBM_PROLOG_BEGIN_TAG */ +/* This is an automatically generated prolog. */ +/* */ +/* $Source: src/usr/diag/prdf/framework/register/prdfHomRegisterAccess.C $ */ +/* */ +/* IBM CONFIDENTIAL */ +/* */ +/* COPYRIGHT International Business Machines Corp. 2002,2012 */ +/* */ +/* p1 */ +/* */ +/* Object Code Only (OCO) source materials */ +/* Licensed Internal Code Source Materials */ +/* IBM HostBoot Licensed Internal Code */ +/* */ +/* The source code for this program is not published or otherwise */ +/* divested of its trade secrets, irrespective of what has been */ +/* deposited with the U.S. Copyright Office. */ +/* */ +/* Origin: 30 */ +/* */ +/* IBM_PROLOG_END_TAG */ + +/** + @file prdfHomRegisterAccess.C + @brief definition of HomRegisterAccess +*/ +//---------------------------------------------------------------------- +// Includes +//---------------------------------------------------------------------- +#define prdfHomRegisterAccess_C + +#ifdef __HOSTBOOT_MODULE + #include <ecmdDataBufferBase.H> + #include <fapi.H> + #include <errlmanager.H> + #include <devicefw/userif.H> + #include <targeting/common/targetservice.H> +#else + #include <ecmdDataBuffer.H> + #include <hwsvScanScom.H> + #include <chicservlib.H> + #include <hwsvExecutionService.H> +#endif + +#include <prdfHomRegisterAccess.H> +#include <prdf_service_codes.H> +#include <iipbits.h> +#include <iipglobl.h> +#include <prdfMain.H> +#include <prdfPlatServices.H> + +#undef prdfHomRegisterAccess_C + + +namespace PRDF +{ + +//---------------------------------------------------------------------- +// User Types +//---------------------------------------------------------------------- + +//---------------------------------------------------------------------- +// Constants +//---------------------------------------------------------------------- + +//---------------------------------------------------------------------- +// Macros +//---------------------------------------------------------------------- + +//---------------------------------------------------------------------- +// Internal Function Prototypes +//---------------------------------------------------------------------- + +//---------------------------------------------------------------------- +// Global Variables +//---------------------------------------------------------------------- + +//------------------------------------------------------------------------------ +// Member Function Specifications +//------------------------------------------------------------------------------ + +ScomService& getScomService() +{ + return PRDF_GET_SINGLETON(theScomService); +} + +ScomService::ScomService() : + iv_ScomAccessor(NULL) +{ + PRDF_DTRAC("ScomService() initializing default iv_ScomAccessor"); + iv_ScomAccessor = new ScomAccessor(); +} + +ScomService::~ScomService() +{ + if(NULL != iv_ScomAccessor) + { + PRDF_DTRAC("~ScomService() deleting iv_ScomAccessor"); + delete iv_ScomAccessor; + iv_ScomAccessor = NULL; + } +} + +void ScomService::setScomAccessor(ScomAccessor & i_ScomAccessor) +{ + PRDF_DTRAC("ScomService::setScomAccessor() setting new scom accessor"); + + if(NULL != iv_ScomAccessor) + { + PRDF_TRAC("ScomService::setScomAccessor() deleting old iv_ScomAccessor"); + delete iv_ScomAccessor; + iv_ScomAccessor = NULL; + } + + iv_ScomAccessor = &i_ScomAccessor; +} + +uint32_t ScomService::Access(TARGETING::TargetHandle_t i_target, + BIT_STRING_CLASS & bs, + uint64_t registerId, + MopRegisterAccess::Operation operation) const +{ + PRDF_DENTER("ScomService::Access()"); + + uint32_t rc = iv_ScomAccessor->Access(i_target, + bs, + registerId, + operation); + + PRDF_DEXIT("ScomService::Access(): rc=%d", rc); + + return rc; +} + + +uint32_t ScomAccessor::Access(TARGETING::TargetHandle_t i_target, + BIT_STRING_CLASS & bs, + uint64_t registerId, + MopRegisterAccess::Operation operation) const +{ + PRDF_DENTER("ScomAccessor::Access()"); + + uint32_t rc = SUCCESS; + errlHndl_t errH = NULL; + uint32_t bsize = bs.GetLength(); + uint32_t l_ecmdRc = ECMD_DBUF_SUCCESS; + + if(i_target != NULL) + { + #ifdef __HOSTBOOT_MODULE + + ecmdDataBufferBase buffer(bsize); + uint64_t l_data = 0; + size_t l_size = sizeof(uint64_t); + + #else + + ecmdDataBuffer buffer(bsize); + + #endif + + switch (operation) + { + case MopRegisterAccess::WRITE: + for(unsigned int i = 0; i < bsize; ++i) + { + if(bs.IsSet(i)) buffer.setBit(i); + } + + // FIXME: If register is in a EX chiplet, need to also update + // PORE image ???? + + #ifdef __HOSTBOOT_MODULE + + l_data = buffer.getDoubleWord(0); + errH = deviceWrite( i_target, + &l_data, + l_size, + DEVICE_SCOM_ADDRESS(registerId)); + + #else + + errH = HWSV::hwsvPutScom(i_target, registerId, buffer); + + #endif + + break; + + case MopRegisterAccess::READ: + bs.Pattern(0x00000000); // clear all bits + + #ifdef __HOSTBOOT_MODULE + + errH = deviceRead( i_target, &l_data, l_size, + DEVICE_SCOM_ADDRESS(registerId) ); + l_ecmdRc = buffer.setDoubleWord(0, l_data); + + #else + + errH = HWSV::hwsvGetScom(i_target, registerId, buffer); + + #endif + + for(unsigned int i = 0; i < bsize; ++i) + { + if(buffer.isBitSet(i)) bs.Set(i); + } + + break; + + default: + PRDF_ERR("ScomAccessor::Access() unsuppported scom op: 0x%08X", operation); + break; + + } // end switch operation + + } + else // Invalid target + { + /*@ + * @errortype + * @subsys EPUB_FIRMWARE_SP + * @reasoncode PRDF_CODE_FAIL + * @moduleid PRDF_HOM_SCOM + * @userdata1 PRD Return code = SCR_ACCESS_FAILED + * @userdata2 The invalid ID causing the fail + * @devdesc Access SCOM failed due to NULL target handle + * @procedure EPUB_PRC_SP_CODE + */ + + // create an error log + PRDF_CREATE_ERRL(errH, + ERRL_SEV_PREDICTIVE, // error on diagnostic + ERRL_ETYPE_NOT_APPLICABLE, + SRCI_MACH_CHECK, + SRCI_NO_ATTR, + PRDF_HOM_SCOM, // module id + FSP_DEFAULT_REFCODE, // refcode What do we use??? + PRDF_CODE_FAIL, // Reason code + SCR_ACCESS_FAILED, // user data word 1 + PlatServices::getHuid(i_target), // user data word 2 + 0x0000, // user data word 3 + 0x0000 // user data word 4 + ); + } + + if(errH) + { + rc = PRD_SCANCOM_FAILURE; + PRDF_ADD_SW_ERR(errH, rc, PRDF_HOM_SCOM, __LINE__); + PRDF_ADD_PROCEDURE_CALLOUT(errH, SRCI_PRIORITY_MED, EPUB_PRC_SP_CODE); + + bool l_isAbort = false; + PRDF_ABORTING(l_isAbort); + if (!l_isAbort) + { + PRDF_COMMIT_ERRL(errH, ERRL_ACTION_SA|ERRL_ACTION_REPORT); + } + else + { + delete errH; + errH = NULL; + } + } + if (l_ecmdRc != ECMD_DBUF_SUCCESS) + { + PRDF_ERR( "ScomAccessor::Access ecmdDataBuffer " + "operation failed with ecmd_rc = 0x%.8X", l_ecmdRc ); + /*@ + * @errortype + * @subsys EPUB_FIRMWARE_SP + * @reasoncode PRDF_ECMD_DATA_BUFFER_FAIL + * @moduleid PRDF_HOM_SCOM + * @userdata1 ecmdDataBuffer return code + * @userdata2 Chip HUID + * @userdata3 unused + * @userdata4 unused + * @devdesc Low-level data buffer support returned a failure. Probable firmware error. + * @procedure EPUB_PRC_SP_CODE + */ + errlHndl_t ecmd_rc_errl = NULL; + PRDF_CREATE_ERRL(ecmd_rc_errl, + ERRL_SEV_PREDICTIVE, // error on diagnosticERRL_ETYPE_NOT_APPLICABLE + ERRL_ETYPE_NOT_APPLICABLE, + SRCI_MACH_CHECK, // B1xx src + SRCI_NO_ATTR, + PRDF_HOM_SCOM, // module id + FSP_DEFAULT_REFCODE, // refcode + PRDF_ECMD_DATA_BUFFER_FAIL, // Reason code - see prdf_service_codes.H + l_ecmdRc, // user data word 1 + PlatServices::getHuid(i_target), // user data word 2 + 0, // user data word 3 + 0 // user data word 4 + ); + + PRDF_ADD_PROCEDURE_CALLOUT(ecmd_rc_errl, SRCI_PRIORITY_MED, EPUB_PRC_SP_CODE); + PRDF_COMMIT_ERRL(ecmd_rc_errl, ERRL_ACTION_REPORT); + + rc = FAIL; + } + + PRDF_DEXIT("ScomAccessor::Access(): rc=%d", rc); + + return rc; +} + +//------------------------------------------------------------------------------ + +uint32_t HomRegisterAccessScom::Access( BIT_STRING_CLASS & bs, + uint64_t registerId, + Operation operation) const +{ + PRDF_DENTER("HomRegisterAccessScom::Access()"); + + uint32_t rc = getScomService().Access(iv_ptargetHandle, + bs, + registerId, + operation); + + PRDF_DEXIT("HomRegisterAccessScom::Access() rc=%d", rc); + + return rc; +} + +//------------------------------------------------------------------------------ + +HomRegisterAccessScan::HomRegisterAccessScan( + TARGETING::TargetHandle_t i_ptargetHandle, + ScanRingField * start, ScanRingField * end ) +: MopRegisterAccess(), iv_punitHandle(i_ptargetHandle) +{ + iv_aliasIds.reserve(end-start); + while(start != end) + { + iv_aliasIds.push_back(*start); + ++start; + } +} + +//------------------------------------------------------------------------------ + +uint32_t HomRegisterAccessScan::Access(BIT_STRING_CLASS & bs, + uint64_t registerId, + Operation operation) const +{ + + uint32_t rc = SUCCESS; + errlHndl_t errH = NULL; + HUID l_chipHUID = PlatServices::getHuid(iv_punitHandle); + if(operation == MopRegisterAccess::READ) + { + if(iv_punitHandle != NULL) + { + #ifdef __HOSTBOOT_MODULE + ecmdDataBufferBase buf(bs.GetLength()); + #else + ecmdDataBuffer buf(bs.GetLength()); + #endif + + uint32_t curbit = 0; + bs.Pattern(0x00000000); // clear desination bit string + for(AliasIdList::const_iterator i = iv_aliasIds.begin(); i != iv_aliasIds.end(); ++i) + { + for(uint32_t j = 0; j != i->length; ++j) + { + if(buf.isBitSet(j)) bs.Set(j+curbit); + } + curbit += i->length; + } + } + else + { + + /*@ + * @errortype + * @subsys EPUB_FIRMWARE_SP + * @reasoncode PRDF_CODE_FAIL + * @moduleid PRDF_HOM_SCAN + * @userdata1 PRD Return code = SCR_ACCESS_FAILED + * @userdata2 The invalid ID causing the fail + * @userdata3 Code location = 0x0001 + * @devdesc Access Scan failed due to an invalid function unit + * @procedure EPUB_PRC_SP_CODE + */ + // create an error log + PRDF_CREATE_ERRL(errH, + ERRL_SEV_PREDICTIVE, // error on diagnostic + ERRL_ETYPE_NOT_APPLICABLE, + SRCI_MACH_CHECK, + SRCI_NO_ATTR, + PRDF_HOM_SCAN, // module id + FSP_DEFAULT_REFCODE, // refcode What do we use??? + PRDF_CODE_FAIL, // Reason code + SCR_ACCESS_FAILED, // user data word 1 + l_chipHUID, // user data word 2 + 0x0001, // user data word 3 + 0x0000 // user data word 4 + ); + } + } + // PRD does not ever expect to write scan rings - create an error log + else + { + PRDF_ERR( "HomRegisterAccessScan::Access " + "only scan read is supported. Invalid Scan Op: 0x%.8X", operation ); + + /*@ + * @errortype + * @subsys EPUB_FIRMWARE_SP + * @reasoncode PRDF_UNSUPPORTED_SCAN_WRITE + * @moduleid PRDF_HOM_SCAN + * @userdata1 PRD Return code = SCR_ACCESS_FAILED + * @userdata2 The ID for the scan + * @userdata3 Code location = 0x0002 + * @devdesc Access Scan failed. PRD does not ever expect to write scan rings. + * @procedure EPUB_PRC_SP_CODE + */ + // create an error log + PRDF_CREATE_ERRL(errH, + ERRL_SEV_PREDICTIVE, // error on diagnostic + ERRL_ETYPE_NOT_APPLICABLE, + SRCI_MACH_CHECK, + SRCI_NO_ATTR, + PRDF_HOM_SCAN, // module id + FSP_DEFAULT_REFCODE, // refcode What do we use??? + PRDF_UNSUPPORTED_SCAN_WRITE, // Reason code + SCR_ACCESS_FAILED, // user data word 1 + l_chipHUID, // user data word 2 + 0x0002, // user data word 3 + 0x0000 // user data word 4 + ); + } + if(errH) + { + rc = PRD_SCANCOM_FAILURE; + PRDF_ADD_SW_ERR(errH, rc, PRDF_HOM_SCAN, __LINE__); + PRDF_ADD_PROCEDURE_CALLOUT(errH, SRCI_PRIORITY_MED, EPUB_PRC_SP_CODE); + + bool l_isAbort = false; + PRDF_ABORTING(l_isAbort); + if (!l_isAbort) + { + PRDF_COMMIT_ERRL(errH, ERRL_ACTION_SA|ERRL_ACTION_REPORT); + + } + else + { + delete errH; + errH = NULL; + } + } + + return rc; +} + +} // End namespace PRDF |
