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author | Andre Marin <aamarin@us.ibm.com> | 2018-06-29 10:12:59 -0500 |
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committer | Christian R. Geddes <crgeddes@us.ibm.com> | 2018-07-25 12:35:03 -0500 |
commit | a8edea55c6ddccea69a57d44d85b5a4feb9169dc (patch) | |
tree | 4a71a43d87e480ea3cefbd070100d00ae08afb75 /src/import/chips/p9/procedures/hwp/memory/lib/utils | |
parent | 4b4caf5ee458e97b15ba921712de12a7c9187777 (diff) | |
download | talos-hostboot-a8edea55c6ddccea69a57d44d85b5a4feb9169dc.tar.gz talos-hostboot-a8edea55c6ddccea69a57d44d85b5a4feb9169dc.zip |
Move poll.H into generic memory folder
Change-Id: I0862c54fe2e5cafd2cbefb3aadb19a63b5b78180
Reviewed-on: http://rchgit01.rchland.ibm.com/gerrit1/61662
Tested-by: HWSV CI <hwsv-ci+hostboot@us.ibm.com>
Tested-by: Jenkins Server <pfd-jenkins+hostboot@us.ibm.com>
Reviewed-by: STEPHEN GLANCY <sglancy@us.ibm.com>
Tested-by: Hostboot CI <hostboot-ci+hostboot@us.ibm.com>
Reviewed-by: Louis Stermole <stermole@us.ibm.com>
Reviewed-by: Thi N. Tran <thi@us.ibm.com>
Reviewed-on: http://rchgit01.rchland.ibm.com/gerrit1/61669
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: Christian R. Geddes <crgeddes@us.ibm.com>
Diffstat (limited to 'src/import/chips/p9/procedures/hwp/memory/lib/utils')
-rw-r--r-- | src/import/chips/p9/procedures/hwp/memory/lib/utils/poll.H | 203 |
1 files changed, 0 insertions, 203 deletions
diff --git a/src/import/chips/p9/procedures/hwp/memory/lib/utils/poll.H b/src/import/chips/p9/procedures/hwp/memory/lib/utils/poll.H deleted file mode 100644 index 012a93ce7..000000000 --- a/src/import/chips/p9/procedures/hwp/memory/lib/utils/poll.H +++ /dev/null @@ -1,203 +0,0 @@ -/* IBM_PROLOG_BEGIN_TAG */ -/* This is an automatically generated prolog. */ -/* */ -/* $Source: src/import/chips/p9/procedures/hwp/memory/lib/utils/poll.H $ */ -/* */ -/* OpenPOWER HostBoot Project */ -/* */ -/* Contributors Listed Below - COPYRIGHT 2015,2017 */ -/* [+] 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 */ - -/// -/// @file poll.H -/// @brief Poll a scom -/// -// *HWP HWP Owner: Stephen Glancy <sglancy@us.ibm.com> -// *HWP HWP Backup: Andre Marin <aamarin@us.ibm.com> -// *HWP Team: Memory -// *HWP Level: 3 -// *HWP Consumed by: HB:FSP - -#ifndef _MSS_POLL_H_ -#define _MSS_POLL_H_ - -#include <fapi2.H> - -#include <generic/memory/lib/utils/scom.H> -#include <lib/shared/mss_const.H> -#include <lib/utils/conversions.H> - -namespace mss -{ - -/// -/// @class poll_probe -/// @brief Structure to represent a vector of addresses to probe during the polling loop -/// @tparam fapi2::TargetType, representing the target of the probe (does a getscom) -/// -template< fapi2::TargetType T > -struct poll_probe -{ - /// - /// @brief poll-probe constructor - /// @param[in] i_target the target for the scom operation - /// @param[in] i_tag some useful text to output with the register data - /// @param[in] i_register the register for the scom operation - /// - poll_probe( const fapi2::Target<T>& i_target, const char* i_tag, const uint64_t i_register ): - iv_target(i_target), - iv_tag(i_tag), - iv_register(i_register) - { - } - - fapi2::Target<T> iv_target; - - // String to be output with the value of the register, - // Often is the name of the register - const char* iv_tag; - uint64_t iv_register; -}; - -/// -/// @brief Poll paramter data structure. -/// Represents the parameters used to poll a register. -/// _delays are in ns, _sim_delays are in sim_cycles -/// See conversions.H for conversions. -/// -struct poll_parameters -{ - // We need to decide how long to wait before pounding the compeletion SCOM. - // IN NS - uint64_t iv_initial_delay; - - // Same as the initial delay, but used when we're running in a simulator - // IN SIM_CYCLES - uint64_t iv_initial_sim_delay; - - // How many ns to wait in between poll attempts - // IN NS - uint64_t iv_delay; - - // Same as the interpoll delay, but used when we're running in a simulator - // IN SIM_CYCLES - uint64_t iv_sim_delay; - - // The count of polls to make - uint64_t iv_poll_count; - - /// - /// @brief checks if two poll_parameters are equal - /// @param[in] i_rhs poll_parameters to compare - /// @return bool true if equal - /// - inline bool operator==( const poll_parameters& i_rhs ) const - { - //checks equality - bool l_equal = iv_initial_delay == i_rhs.iv_initial_delay; - l_equal &= iv_initial_sim_delay == i_rhs.iv_initial_sim_delay; - l_equal &= iv_delay == i_rhs.iv_delay; - l_equal &= iv_sim_delay == i_rhs.iv_sim_delay; - l_equal &= iv_poll_count == i_rhs.iv_poll_count; - - //returns the result - return l_equal; - } - - poll_parameters( const uint64_t i_initial_delay = DELAY_10NS, - const uint64_t i_initial_sim_delay = 200, - const uint64_t i_delay = DELAY_10NS, - const uint64_t i_sim_delay = 200, - const uint64_t i_poll_count = DEFAULT_POLL_LIMIT): - iv_initial_delay(i_initial_delay), - iv_initial_sim_delay(i_initial_sim_delay), - iv_delay(i_delay), - iv_sim_delay(i_sim_delay), - iv_poll_count(i_poll_count) - {} -}; - -/// -/// @brief Poll a scom, return whether the poll croteria were met or not -/// @tparam T, the fapi2::TargetType -/// @tparam L, a lambda representing the completion criteria - returns true -/// @tparam P, the fapi2::TargetType of the target in the probe vector -/// iff the poll criteria have been met (and the polling can stop) -/// @param[in] i_target, target for the getScom -/// @param[in] i_addr, the address for the scom -/// @param[in] i_params, a poll_parameters structure -/// @param[in] i_fn, the function to call to check the poll criteria -/// [](const size_t poll_remaining, const fapi2::buffer<uint64_t>& stat_reg) -> bool -/// { -/// return true; -/// } -/// @param[in] i_probes a vector of poll_probes to be used in the polling loop (optional) -/// @return bool, true iff poll criteria was met before the number of iterations -/// ran out. -/// @warning If you want to handle a failure as an error, you need to wrap -/// the call to poll() in a FAPI_ASSERT. FAPI_TRY is *not* the right mechanism -/// as poll() does not return a fapi2::ReturnCode -/// -template< fapi2::TargetType T, typename L, fapi2::TargetType P = fapi2::TARGET_TYPE_MCA > -inline bool poll(const fapi2::Target<T>& i_target, - const uint64_t i_addr, - const poll_parameters i_params, - L i_fn, - const std::vector< poll_probe<P> >& i_probes = std::vector< poll_probe<P> >() ) -{ - fapi2::buffer<uint64_t> l_reg; - - FAPI_DBG("%s polling 0x%llx: initial delay %luns(%lusc) poll %luns(%lusc) %lu iters", - mss::c_str(i_target), i_addr, i_params.iv_initial_delay, i_params.iv_initial_sim_delay, - i_params.iv_delay, i_params.iv_sim_delay, i_params.iv_poll_count); - - // We know to wait this long before polling - FAPI_TRY( fapi2::delay(i_params.iv_initial_delay, i_params.iv_initial_sim_delay) ); - - for ( size_t l_poll_limit = i_params.iv_poll_count; l_poll_limit > 0; --l_poll_limit ) - { - // Output anything in the probes - for (const auto& p : i_probes) - { - fapi2::buffer<uint64_t> l_data; - FAPI_TRY( mss::getScom(p.iv_target, p.iv_register, l_data) ); - FAPI_INF("%s: %s 0x%016llx 0x%016llx", mss::c_str(p.iv_target), p.iv_tag, p.iv_register, l_data); - } - - FAPI_TRY( mss::getScom(i_target, i_addr, l_reg) ); - - if (i_fn(l_poll_limit, l_reg) == true) - { - FAPI_DBG("%s polling finished. %d iterations remaining" , mss::c_str(i_target), l_poll_limit); - return true; - } - - FAPI_TRY( fapi2::delay(i_params.iv_delay, i_params.iv_sim_delay) ); - } - - // If we're here, we ran out of poll iterations - FAPI_INF("%s WARNING: Timeout on polling", mss::c_str(i_target)); - return false; - -fapi_try_exit: - FAPI_ERR("mss::poll() hit an error in fapi2::delay or mss::getScom"); - return false; -} - -} -#endif |