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/* IBM_PROLOG_BEGIN_TAG */
/* This is an automatically generated prolog. */
/* */
/* $Source: src/import/chips/p9/procedures/hwp/nest/p9_chiplet_fabric_scominit.C $ */
/* */
/* OpenPOWER HostBoot Project */
/* */
/* Contributors Listed Below - COPYRIGHT 2017,2018 */
/* [+] 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_chiplet_scominit.C
///
/// @brief apply fabric SCOM inits
///
//
// *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_chiplet_fabric_scominit.H>
#include <p9_fbc_no_hp_scom.H>
#include <p9_fbc_ioe_tl_scom.H>
#include <p9_fbc_ioe_dl_scom.H>
#include <p9_xbus_fir_utils.H>
#include <p9_fbc_smp_utils.H>
#include <p9_xbus_scom_addresses.H>
#include <p9_xbus_scom_addresses_fld.H>
#include <p9_obus_scom_addresses.H>
#include <p9_obus_scom_addresses_fld.H>
#include <p9_misc_scom_addresses.H>
#include <p9_perv_scom_addresses.H>
//------------------------------------------------------------------------------
// Function definitions
//------------------------------------------------------------------------------
fapi2::ReturnCode p9_chiplet_fabric_scominit(const fapi2::Target<fapi2::TARGET_TYPE_PROC_CHIP>& i_target)
{
fapi2::ReturnCode l_rc;
char l_procTargetStr[fapi2::MAX_ECMD_STRING_LEN];
char l_chipletTargetStr[fapi2::MAX_ECMD_STRING_LEN];
fapi2::Target<fapi2::TARGET_TYPE_SYSTEM> FAPI_SYSTEM;
std::vector<fapi2::Target<fapi2::TARGET_TYPE_XBUS>> l_xbus_chiplets;
std::vector<fapi2::Target<fapi2::TARGET_TYPE_OBUS>> l_obus_chiplets;
fapi2::buffer<uint64_t> l_fbc_cent_fir_data;
fapi2::ATTR_PROC_FABRIC_OPTICS_CONFIG_MODE_Type l_fbc_optics_cfg_mode = { fapi2::ENUM_ATTR_PROC_FABRIC_OPTICS_CONFIG_MODE_SMP };
FAPI_DBG("Start");
// Get proc target string
fapi2::toString(i_target, l_procTargetStr, sizeof(l_procTargetStr));
// apply FBC non-hotplug initfile
FAPI_DBG("Invoking p9.fbc.no_hp.scom.initfile on target %s...", l_procTargetStr);
FAPI_EXEC_HWP(l_rc, p9_fbc_no_hp_scom, i_target, FAPI_SYSTEM);
if (l_rc)
{
FAPI_ERR("Error from p9_fbc_no_hp_scom");
fapi2::current_err = l_rc;
goto fapi_try_exit;
}
// setup IOE (XBUS FBC IO) TL SCOMs
FAPI_DBG("Invoking p9.fbc.ioe_tl.scom.initfile on target %s...", l_procTargetStr);
FAPI_EXEC_HWP(l_rc, p9_fbc_ioe_tl_scom, i_target, FAPI_SYSTEM);
if (l_rc)
{
FAPI_ERR("Error from p9_fbc_ioe_tl_scom");
fapi2::current_err = l_rc;
goto fapi_try_exit;
}
l_xbus_chiplets = i_target.getChildren<fapi2::TARGET_TYPE_XBUS>();
// configure TL FIR, only if not already setup by SBE
FAPI_TRY(fapi2::getScom(i_target, PU_PB_CENT_SM0_PB_CENT_FIR_REG, l_fbc_cent_fir_data),
"Error from getScom (PU_PB_CENT_SM0_PB_CENT_FIR_REG)");
if (!l_fbc_cent_fir_data.getBit<PU_PB_CENT_SM0_PB_CENT_FIR_MASK_REG_SPARE_13>())
{
FAPI_TRY(fapi2::putScom(i_target, PU_PB_IOE_FIR_ACTION0_REG, FBC_IOE_TL_FIR_ACTION0),
"Error from putScom (PU_PB_IOE_FIR_ACTION0_REG)");
FAPI_TRY(fapi2::putScom(i_target, PU_PB_IOE_FIR_ACTION1_REG, FBC_IOE_TL_FIR_ACTION1),
"Error from putScom (PU_PB_IOE_FIR_ACTION1_REG)");
fapi2::buffer<uint64_t> l_fir_mask = FBC_IOE_TL_FIR_MASK;
if (!l_xbus_chiplets.size())
{
// no valid links, mask
l_fir_mask.flush<1>();
}
else
{
bool l_x_functional[P9_FBC_UTILS_MAX_ELECTRICAL_LINKS] =
{
false,
false,
false
};
uint64_t l_x_non_functional_mask[P9_FBC_UTILS_MAX_ELECTRICAL_LINKS] =
{
FBC_IOE_TL_FIR_MASK_X0_NF,
FBC_IOE_TL_FIR_MASK_X1_NF,
FBC_IOE_TL_FIR_MASK_X2_NF
};
for (auto l_iter = l_xbus_chiplets.begin();
l_iter != l_xbus_chiplets.end();
l_iter++)
{
uint8_t l_unit_pos;
FAPI_TRY(FAPI_ATTR_GET(fapi2::ATTR_CHIP_UNIT_POS,
*l_iter,
l_unit_pos),
"Error from FAPI_ATTR_GET (ATTR_CHIP_UNIT_POS)");
l_x_functional[l_unit_pos] = true;
}
for (uint8_t ll = 0;
ll < P9_FBC_UTILS_MAX_ELECTRICAL_LINKS;
ll++)
{
if (!l_x_functional[ll])
{
l_fir_mask |= l_x_non_functional_mask[ll];
}
}
FAPI_TRY(fapi2::putScom(i_target, PU_PB_IOE_FIR_MASK_REG, l_fir_mask),
"Error from putScom (PU_PB_IOE_FIR_MASK_REG)");
}
}
// setup IOE (XBUS FBC IO) DL SCOMs
for (auto l_iter = l_xbus_chiplets.begin();
l_iter != l_xbus_chiplets.end();
l_iter++)
{
fapi2::toString(*l_iter, l_chipletTargetStr, sizeof(l_chipletTargetStr));
FAPI_DBG("Invoking p9.fbc.ioe_dl.scom.initfile on target %s...", l_chipletTargetStr);
FAPI_EXEC_HWP(l_rc, p9_fbc_ioe_dl_scom, *l_iter, i_target);
if (l_rc)
{
FAPI_ERR("Error from p9_fbc_ioe_dl_scom");
fapi2::current_err = l_rc;
goto fapi_try_exit;
}
// configure DL FIR, only if not already setup by SBE
if (!l_fbc_cent_fir_data.getBit<PU_PB_CENT_SM0_PB_CENT_FIR_MASK_REG_SPARE_13>())
{
FAPI_TRY(fapi2::putScom(*l_iter, XBUS_LL0_IOEL_FIR_ACTION0_REG, FBC_IOE_DL_FIR_ACTION0),
"Error from putScom (XBUS_LL0_IOEL_FIR_ACTION0_REG)");
FAPI_TRY(fapi2::putScom(*l_iter, XBUS_LL0_IOEL_FIR_ACTION1_REG, FBC_IOE_DL_FIR_ACTION1),
"Error from putScom (XBUS_LL0_IOEL_FIR_ACTION1_REG)");
FAPI_TRY(fapi2::putScom(*l_iter, XBUS_LL0_LL0_LL0_IOEL_FIR_MASK_REG, FBC_IOE_DL_FIR_MASK),
"Error from putScom (XBUS_LL0_LL0_LL0_IOEL_FIR_MASK_REG)");
}
}
// set FBC optics config mode attribute
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++)
{
uint8_t l_unit_pos;
FAPI_TRY(FAPI_ATTR_GET(fapi2::ATTR_CHIP_UNIT_POS, *l_iter, l_unit_pos),
"Error from FAPI_ATTR_GET(ATTR_CHIP_UNIT_POS)");
FAPI_INF("Updating index: %d\n", l_unit_pos);
FAPI_INF(" before: %d\n", l_fbc_optics_cfg_mode[l_unit_pos]);
FAPI_TRY(FAPI_ATTR_GET(fapi2::ATTR_OPTICS_CONFIG_MODE, *l_iter, l_fbc_optics_cfg_mode[l_unit_pos]),
"Error from FAPI_ATTR_GET(ATTR_OPTICS_CONFIG_MODE)");
FAPI_INF(" after: %d\n", l_fbc_optics_cfg_mode[l_unit_pos]);
}
FAPI_TRY(FAPI_ATTR_SET(fapi2::ATTR_PROC_FABRIC_OPTICS_CONFIG_MODE, i_target, l_fbc_optics_cfg_mode),
"Error from FAPI_ATTR_SET(ATTR_PROC_FABRIC_OPTICS_CONFIG_MODE)");
fapi_try_exit:
FAPI_DBG("End");
return fapi2::current_err;
}
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