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/* IBM_PROLOG_BEGIN_TAG */
/* This is an automatically generated prolog. */
/* */
/* $Source: src/import/chips/p9/procedures/hwp/nest/p9_obus_extfir_setup.C $ */
/* */
/* OpenPOWER HostBoot Project */
/* */
/* Contributors Listed Below - COPYRIGHT 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 */
///
/// @file p9_obus_extfir_setup.C
/// @brief Manage fabric link iovalid controls (FAPI2)
///
/// @author Joe McGill <jmcgill@us.ibm.com>
///
//
// *HWP HWP Owner: Joe McGill <jmcgill@us.ibm.com>
// *HWP FW Owner: Thi Tran <thi@us.ibm.com>
// *HWP Team: Nest
// *HWP Level: 3
// *HWP Consumed by: HB
//
//------------------------------------------------------------------------------
// Includes
//------------------------------------------------------------------------------
#include <p9_obus_extfir_setup.H>
#include <p9_misc_scom_addresses.H>
#include <p9_misc_scom_addresses_fld.H>
//------------------------------------------------------------------------------
// Function definitions
//------------------------------------------------------------------------------
// NOTE: see doxygen comments in header
fapi2::ReturnCode
p9_obus_extfir_setup(const fapi2::Target<fapi2::TARGET_TYPE_PROC_CHIP>& i_target,
const bool i_o0_smp_active,
const bool i_o1_smp_active,
const bool i_o2_smp_active,
const bool i_o3_smp_active)
{
FAPI_INF("Start");
fapi2::buffer<uint64_t> l_fbc_cent_fir;
fapi2::buffer<uint64_t> l_ras_fir_mask;
// read FBC center FIR to determine if SBE has unmasked all EXTFIR bits (new
// behavior)
FAPI_TRY(fapi2::getScom(i_target, PU_PB_CENT_SM0_PB_CENT_FIR_REG, l_fbc_cent_fir),
"Error from getScom (PU_PB_CENT_SM0_PB_CENT_FIR_REG)");
// new SBE code, set mask bits for inactive links
if (l_fbc_cent_fir.getBit<PU_PB_CENT_SM0_PB_CENT_FIR_MASK_REG_SPARE_14>())
{
l_ras_fir_mask.flush<0>();
if (!i_o0_smp_active)
{
l_ras_fir_mask.setBit<PU_PB_CENT_SM1_EXTFIR_REG_PB_X3_FIR_ERR>();
}
if (!i_o1_smp_active)
{
l_ras_fir_mask.setBit<PU_PB_CENT_SM1_EXTFIR_REG_PB_X4_FIR_ERR>();
}
if (!i_o2_smp_active)
{
l_ras_fir_mask.setBit<PU_PB_CENT_SM1_EXTFIR_REG_PB_X5_FIR_ERR>();
}
if (!i_o3_smp_active)
{
l_ras_fir_mask.setBit<PU_PB_CENT_SM1_EXTFIR_REG_PB_X6_FIR_ERR>();
}
FAPI_TRY(fapi2::putScom(i_target, PU_PB_CENT_SM1_EXTFIR_MASK_REG_OR, l_ras_fir_mask),
"Error writing RAS FIR mask register (PU_PB_CENT_SM1_EXTFIR_MASK_REG_OR)!");
}
fapi_try_exit:
FAPI_INF("End");
return fapi2::current_err;
}
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