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/* IBM_PROLOG_BEGIN_TAG */
/* This is an automatically generated prolog. */
/* */
/* $Source: src/import/chips/p9/procedures/hwp/nest/p9_sys_chiplet_scominit.C $ */
/* */
/* OpenPOWER HostBoot Project */
/* */
/* Contributors Listed Below - COPYRIGHT 2016,2018 */
/* [+] 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_sys_chiplet_scominit.C
///
/// @brief SCOM inits to all chiplets required for drawer integration
///
//
// *HWP HW Owner : Joe McGill <jmcgill@us.ibm.com>
// *HWP FW Owner : Thi N. Tran <thi@us.ibm.com>
// *HWP Team : Nest
// *HWP Level : 3
// *HWP Consumed by : HB
//
//------------------------------------------------------------------------------
// Includes
//------------------------------------------------------------------------------
#include "p9_sys_chiplet_scominit.H"
#include "p9_fbc_ioo_tl_scom.H"
#include "p9_fbc_ioo_dl_scom.H"
#include "p9_misc_scom_addresses.H"
#include "p9_misc_scom_addresses_fld.H"
#include "p9_fbc_smp_utils.H"
//------------------------------------------------------------------------------
// Function definitions
//------------------------------------------------------------------------------
fapi2::ReturnCode p9_sys_chiplet_scominit(
const fapi2::Target<fapi2::TARGET_TYPE_PROC_CHIP>& i_target)
{
fapi2::ReturnCode l_rc;
fapi2::Target<fapi2::TARGET_TYPE_SYSTEM> FAPI_SYSTEM;
std::vector<fapi2::Target<fapi2::TARGET_TYPE_OBUS>> l_obus_chiplets;
fapi2::ATTR_PROC_FABRIC_X_ATTACHED_CHIP_CNFG_Type l_x_en;
fapi2::ATTR_PROC_FABRIC_A_ATTACHED_CHIP_CNFG_Type l_a_en;
FAPI_DBG("Start");
// Invoke IOO (OBUS FBC IO) SCOM initfiles
FAPI_DBG("Invoking p9.fbc.ioo_tl.scom.initfile...");
FAPI_EXEC_HWP(l_rc, p9_fbc_ioo_tl_scom, i_target, FAPI_SYSTEM);
if (l_rc)
{
FAPI_ERR("Error from p9_fbc_ioo_tl_scom");
fapi2::current_err = l_rc;
goto fapi_try_exit;
}
l_obus_chiplets = i_target.getChildren<fapi2::TARGET_TYPE_OBUS>();
for (auto l_iter = l_obus_chiplets.begin();
l_iter != l_obus_chiplets.end();
l_iter++)
{
FAPI_DBG("Invoking p9.fbc.ioo_dl.scom.initfile...");
FAPI_EXEC_HWP(l_rc, p9_fbc_ioo_dl_scom, *l_iter, i_target);
if (l_rc)
{
FAPI_ERR("Error from p9_fbc_ioo_dl_scom");
fapi2::current_err = l_rc;
goto fapi_try_exit;
}
}
// mask EXTFIR associated with unused inter-drawer links
FAPI_DBG("Masking OBUS FIR resources for unused inter-drawer links");
FAPI_TRY(FAPI_ATTR_GET(fapi2::ATTR_PROC_FABRIC_X_ATTACHED_CHIP_CNFG,
i_target,
l_x_en),
"Error from FAPI_ATTR_GET (ATTR_PROC_FABRIC_X_ATTACHED_CHIP_CNFG)");
FAPI_TRY(FAPI_ATTR_GET(fapi2::ATTR_PROC_FABRIC_A_ATTACHED_CHIP_CNFG,
i_target,
l_a_en),
"Error from FAPI_ATTR_GET (ATTR_PROC_FABRIC_A_ATTACHED_CHIP_CNFG)");
for (uint8_t l_obus = 0;
l_obus < P9_FBC_UTILS_MAX_A_LINKS;
l_obus++)
{
if (!l_x_en[3 + l_obus] && !l_a_en[l_obus])
{
fapi2::buffer<uint64_t> l_extfir_mask = 0;
fapi2::buffer<uint64_t> l_extfir_action1 = 0;
FAPI_TRY(l_extfir_mask.setBit(PU_PB_CENT_SM1_EXTFIR_REG_PB_X3_FIR_ERR +
l_obus),
"Error forming EXTFIR mask register content");
FAPI_TRY(fapi2::putScom(i_target, PU_PB_CENT_SM1_EXTFIR_MASK_REG_OR, l_extfir_mask),
"Error from putScom (PU_PB_CENT_SM1_EXTFIR_MASK_REG_OR)");
FAPI_TRY(fapi2::getScom(i_target, PU_PB_CENT_SM1_EXTFIR_ACTION1_REG, l_extfir_action1),
"Error from getScom (PU_PB_CENT_SM1_EXTFIR_ACTION1_REG)");
FAPI_TRY(l_extfir_action1.setBit(PU_PB_CENT_SM1_EXTFIR_REG_PB_X3_FIR_ERR +
l_obus),
"Error forming EXTFIR action1 register content");
FAPI_TRY(fapi2::putScom(i_target, PU_PB_CENT_SM1_EXTFIR_ACTION1_REG, l_extfir_action1),
"Error from putScom (PU_PB_CENT_SM1_EXTFIR_ACTION1_REG)");
}
}
fapi_try_exit:
FAPI_DBG("End");
return l_rc;
}
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