diff options
Diffstat (limited to 'sbe/hwpf/src/plat/plat_utils.C')
-rw-r--r-- | sbe/hwpf/src/plat/plat_utils.C | 304 |
1 files changed, 0 insertions, 304 deletions
diff --git a/sbe/hwpf/src/plat/plat_utils.C b/sbe/hwpf/src/plat/plat_utils.C deleted file mode 100644 index fd7e75d1..00000000 --- a/sbe/hwpf/src/plat/plat_utils.C +++ /dev/null @@ -1,304 +0,0 @@ -/* IBM_PROLOG_BEGIN_TAG */ -/* This is an automatically generated prolog. */ -/* */ -/* $Source: sbe/hwpf/src/plat/plat_utils.C $ */ -/* */ -/* OpenPOWER sbe Project */ -/* */ -/* Contributors Listed Below - COPYRIGHT 2015,2016 */ -/* */ -/* */ -/* 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 */ - -/** - * @file plat_utils.C - * @brief Implements fapi2 common utilities - */ - -#include <stdint.h> -#include <fapi2AttributeService.H> -#include <fapi2AttributeIds.H> -#include <return_code.H> -#include <plat_trace.H> -#include <target.H> - -#ifndef __PPE__ -#include <error_info.H> -#endif - -namespace fapi2 -{ - -#ifndef __PPE__ - /// - /// @brief Log an error. - /// - void logError( - fapi2::ReturnCode & io_rc, - fapi2::errlSeverity_t i_sev = fapi2::FAPI2_ERRL_SEV_UNRECOVERABLE, - bool i_unitTestError = false ) - { - // To keep the compiler from complaing about i_sevbeing unused. - static_cast<void>(i_sev); - static_cast<void>(i_unitTestError); - - FAPI_DBG("logging 0x%lx.", uint64_t(io_rc)); - - // Iterate over the vectors and output what is in them. - const ErrorInfo* ei = io_rc.getErrorInfo(); - - FAPI_DBG("ffdcs: %lu", ei->iv_ffdcs.size()); - for( auto i = ei->iv_ffdcs.begin(); i != ei->iv_ffdcs.end(); ++i ) - { - uint32_t sz; - (*i)->getData(sz); - FAPI_DBG("\tid: 0x%x size %d", (*i)->getFfdcId(), sz); - } - - FAPI_DBG("hwCallouts: %lu", ei->iv_hwCallouts.size()); - for( auto i = ei->iv_hwCallouts.begin(); i != ei->iv_hwCallouts.end(); - ++i ) - { - FAPI_DBG("\thw: %d pri %d target: 0x%lx", - (*i)->iv_hw, (*i)->iv_calloutPriority, - (*i)->iv_refTarget.get()); - } - - FAPI_DBG("procedureCallouts: %lu", ei->iv_procedureCallouts.size()); - for( auto i = ei->iv_procedureCallouts.begin(); - i != ei->iv_procedureCallouts.end(); ++i ) - { - FAPI_DBG("\tprocedure: %d pri %d", - (*i)->iv_procedure, (*i)->iv_calloutPriority); - } - -e FAPI_DBG("busCallouts: %lu", ei->iv_busCallouts.size()); - for( auto i = ei->iv_busCallouts.begin(); i != ei->iv_busCallouts.end(); - ++i ) - { - FAPI_DBG("\tbus: t1: 0x%lx t2: 0x%lx pri: %d", - (*i)->iv_target1.get(), (*i)->iv_target2.get(), - (*i)->iv_calloutPriority); - } - - - FAPI_DBG("cdgs: %lu", ei->iv_CDGs.size()); - for( auto i = ei->iv_CDGs.begin(); i != ei->iv_CDGs.end(); ++i ) - { - FAPI_DBG("\ttarget: 0x%lx co: %d dc: %d gard: %d pri: %d", - (*i)->iv_target.get(), - (*i)->iv_callout, - (*i)->iv_deconfigure, - (*i)->iv_gard, - (*i)->iv_calloutPriority); - - } - - FAPI_DBG("childrenCDGs: %lu", ei->iv_childrenCDGs.size()); - for( auto i = ei->iv_childrenCDGs.begin(); - i != ei->iv_childrenCDGs.end(); ++i ) - { - FAPI_DBG("\tchildren: parent 0x%lx co: %d dc: %d gard: %d pri: %d", - (*i)->iv_parent.get(), - (*i)->iv_callout, - (*i)->iv_deconfigure, - (*i)->iv_gard, - (*i)->iv_calloutPriority); - } - - FAPI_DBG("traces: %lu", ei->iv_traces.size()); - for( auto i = ei->iv_traces.begin(); i != ei->iv_traces.end(); ++i ) - { - FAPI_DBG("\ttraces: 0x%x", (*i)->iv_eiTraceId); - } - - // Release the ffdc information now that we're done with it. - io_rc.forgetData(); - - } -#endif - - /// - /// @brief Delay this thread. - /// - ReturnCode delay(uint64_t i_nanoSeconds, uint64_t i_simCycles, bool i_fixed /* = false*/) - { - // void statements to keep the compiler from complaining - // about unused variables. - static_cast<void>(i_nanoSeconds); - static_cast<void>(i_simCycles); - - -#ifndef __FAPI_DELAY_SIM__ - -#define PK_NANOSECONDS_SBE(n) ((PkInterval)((PK_BASE_FREQ_HZ * (PkInterval)(n)) / (1024*1024*1024))) - - PkTimebase target_time; - PkTimebase current_time; - PkMachineContext ctx; - - - // Only execute if nanoSeconds is non-zero (eg a real wait) - if (i_nanoSeconds) - { - // @todo For SBE applications, the time accuracy can be traded off - // for space with the PK_NANOSECONDS_SBE implemenation as the compiler - // use shift operations for the unit normalizing division. - - // The critical section enter/exit set is done to ensure the timebase - // operations are non-interrupible. - - pk_critical_section_enter(&ctx); - // - // The "accurate" version is the next line. - // target_time = pk_timebase32_get() + PK_INTERVAL_SCALE(PK_NANOSECONDS(i_nanoSeconds)); - - target_time = pk_timebase32_get() + PK_INTERVAL_SCALE(PK_NANOSECONDS_SBE(i_nanoSeconds)); - - do - { - current_time = pk_timebase32_get(); - } while (target_time > current_time); - - pk_critical_section_exit(&ctx); - - - } -#else - - // Execute a tight loop that simply counts down the i_simCycles - // value. - - // @todo This can might be optimized with a fused compare branch loop - // Note, though, that subwibnz instruction is optimized for word - // operations. i_simCycles are uint64_t values so the upper - // word values needs to be accounted for. - // - // Need to determine if this optimization is worth the effort. - -#ifndef __FAPI_DELAY_PPE_SIM_CYCLES__ -#define __FAPI_DELAY_PPE_SIM_CYCLES__ 8 -#endif - - static const uint8_t NUM_OVERHEAD_INSTRS = 15; - static const uint8_t NUM_LOOP_INSTRS = 4; - static const uint64_t MIN_DELAY_CYCLES = - ((NUM_OVERHEAD_INSTRS + NUM_LOOP_INSTRS) * __FAPI_DELAY_PPE_SIM_CYCLES__); - - uint64_t l_adjusted_simcycles; - - if (i_simCycles < MIN_DELAY_CYCLES) - l_adjusted_simcycles = MIN_DELAY_CYCLES; - else - l_adjusted_simcycles = i_simCycles; - - uint64_t delay_loop_count = - ((l_adjusted_simcycles - (NUM_OVERHEAD_INSTRS * __FAPI_DELAY_PPE_SIM_CYCLES__)) / - (NUM_LOOP_INSTRS * __FAPI_DELAY_PPE_SIM_CYCLES__)); - - - for (auto i = delay_loop_count; i > 0; --i) {} - -#endif - - // replace with platform specific implementation - return FAPI2_RC_SUCCESS; - } - - /// - /// @brief Queries the ATTR_NAME and ATTR_EC attributes - /// - ReturnCode queryChipEcAndName( - const Target < fapi2::TARGET_TYPE_PROC_CHIP > & i_target, - fapi2::ATTR_NAME_Type& o_chipName, fapi2::ATTR_EC_Type& o_chipEc ) - { - - ReturnCode l_rc = FAPI_ATTR_GET_PRIVILEGED(fapi2::ATTR_NAME, i_target, o_chipName); - - if ( l_rc != FAPI2_RC_SUCCESS ) - { - FAPI_ERR("queryChipEcFeature: error getting chip name"); - } - else - { - l_rc = FAPI_ATTR_GET_PRIVILEGED(fapi2::ATTR_EC, i_target, o_chipEc); - - if ( l_rc != FAPI2_RC_SUCCESS ) - { - FAPI_ERR("queryChipEcFeature: error getting chip ec"); - } - } - - return l_rc; - } -}; - -#ifndef _BIG_ENDIAN - -/// Byte-reverse a 16-bit integer if on a little-endian machine - -uint16_t -revle16(uint16_t i_x) -{ - uint16_t rx; - uint8_t *pix = (uint8_t*)(&i_x); - uint8_t *prx = (uint8_t*)(&rx); - - prx[0] = pix[1]; - prx[1] = pix[0]; - - return rx; -} - -/// Byte-reverse a 32-bit integer if on a little-endian machine - -uint32_t -revle32(uint32_t i_x) -{ - uint32_t rx; - uint8_t *pix = (uint8_t*)(&i_x); - uint8_t *prx = (uint8_t*)(&rx); - - prx[0] = pix[3]; - prx[1] = pix[2]; - prx[2] = pix[1]; - prx[3] = pix[0]; - - return rx; -} - - -/// Byte-reverse a 64-bit integer if on a little-endian machine - -uint64_t -revle64(const uint64_t i_x) -{ - uint64_t rx; - uint8_t *pix = (uint8_t*)(&i_x); - uint8_t *prx = (uint8_t*)(&rx); - - prx[0] = pix[7]; - prx[1] = pix[6]; - prx[2] = pix[5]; - prx[3] = pix[4]; - prx[4] = pix[3]; - prx[5] = pix[2]; - prx[6] = pix[1]; - prx[7] = pix[0]; - - return rx; -} -#endif - |