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/* IBM_PROLOG_BEGIN_TAG */
/* This is an automatically generated prolog. */
/* */
/* $Source: src/import/chips/p9/procedures/hwp/nest/p9_inject_local_xstop.C $ */
/* */
/* OpenPOWER sbe Project */
/* */
/* Contributors Listed Below - COPYRIGHT 2016,2017 */
/* [+] 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 p9_inject_local_xstop.C
/// @brief Sets FIR registers to trigger local checkstop in the core
///
/// @author Josh Hannan <jlhannan@us.ibm.com>
///
// *HWP HWP Owner: Joshua Hannan jlhannan@us.ibm.com
// *HWP FW Owner: Thi Tran thi@us.ibm.com
// *HWP Team: Core
// *HWP Level: 3
// *HWP Consumed by: SBE
//------------------------------------------------------------------------------
// Includes
//------------------------------------------------------------------------------
#include <p9_inject_local_xstop.H>
#include <p9_quad_scom_addresses.H>
//------------------------------------------------------------------------------
// Constant Definitions
//------------------------------------------------------------------------------
const uint32_t CORE_LOCAL_XSTOP_BIT = 51;
//------------------------------------------------------------------------------
// Function Definitions
//------------------------------------------------------------------------------
fapi2::ReturnCode
p9_inject_local_xstop(fapi2::Target<fapi2::TARGET_TYPE_CORE>& i_target)
{
fapi2::buffer<uint64_t> l_data;
// Clear Bit CORE_LOCAL_XSTOP_BIT of FIRMASK register so FIR is visible
l_data.flush<1>().clearBit<CORE_LOCAL_XSTOP_BIT>();
FAPI_TRY(fapi2::putScom(i_target, C_CORE_FIRMASK_AND, l_data),
"Could not write to FIR Mask Register");
// Set bit CORE_LOCAL_XSTOP_BIT of Both Action Registers
// This will perform a local checkstop when the fir bit is set
FAPI_TRY(fapi2::getScom(i_target, C_CORE_ACTION0, l_data),
"Error while performing getscom on FIR Action 0 Register");
l_data.setBit<CORE_LOCAL_XSTOP_BIT>();
FAPI_TRY(fapi2::putScom(i_target, C_CORE_ACTION0, l_data),
"Error while performing putscom on FIR Action 0 Register");
FAPI_TRY(fapi2::getScom(i_target, C_CORE_ACTION1, l_data),
"Error while performing getscom on FIR Action 1 Register");
l_data.setBit<CORE_LOCAL_XSTOP_BIT>();
FAPI_TRY(fapi2::putScom(i_target, C_CORE_ACTION1, l_data),
"Error while performing putscom on FIR Action 1 Register");
// Set bit CORE_LOCAL_XSTOP_BIT of FIR register to perform local checkstop
l_data.flush<0>().setBit<CORE_LOCAL_XSTOP_BIT>();
FAPI_TRY(fapi2::putScom(i_target, C_CORE_FIR_OR, l_data),
"Could not write to Fault Isolation Register");
fapi_try_exit:
FAPI_DBG("Exiting...");
return fapi2::current_err;
}
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