/* IBM_PROLOG_BEGIN_TAG                                                   */
/* This is an automatically generated prolog.                             */
/*                                                                        */
/* $Source: src/import/chips/p9/procedures/hwp/perv/p9_sbe_tp_enable_ridi.C $ */
/*                                                                        */
/* OpenPOWER sbe 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  p9_sbe_tp_enable_ridi.C
///
/// @brief This is a method stub, the real functionality has been moved to
///        p9_sbe_nest_enable_ridi.C
//------------------------------------------------------------------------------
// *HWP HW Owner        : Abhishek Agarwal <abagarw8@in.ibm.com>
// *HWP HW Backup Owner : Srinivas V Naga <srinivan@in.ibm.com>
// *HWP FW Owner         : sunil kumar <skumar8j@in.ibm.com>
// *HWP Team             : Perv
// *HWP Level            : 3
// *HWP Consumed by      : SBE
//------------------------------------------------------------------------------

//## auto_generated
#include "p9_sbe_tp_enable_ridi.H"
#include "p9_perv_scom_addresses.H"

fapi2::ReturnCode p9_sbe_tp_enable_ridi(const
                                        fapi2::Target<fapi2::TARGET_TYPE_PROC_CHIP>& i_target_chip)
{
    // outside of Cronus cache contained mode, this function is now a stub,
    // functionality for the mainline IPL has been moved to p9_sbe_nest_enable_ridi.C
#ifndef __PPE_
    fapi2::buffer<uint64_t> l_data64;
    uint8_t l_system_ipl_phase;
    FAPI_DBG("Entering ...");
    FAPI_TRY(FAPI_ATTR_GET(fapi2::ATTR_SYSTEM_IPL_PHASE, fapi2::Target<fapi2::TARGET_TYPE_SYSTEM>(), l_system_ipl_phase),
             "Error from FAPI_ATTR_GET (ATTR_SYSTEM_IPL_PHASE)");

    if (l_system_ipl_phase == fapi2::ENUM_ATTR_SYSTEM_IPL_PHASE_CACHE_CONTAINED)
    {
        FAPI_INF("Enable Recievers, Drivers DI1 & DI2");
        //Setting ROOT_CTRL1 register value
        FAPI_TRY(fapi2::getScom(i_target_chip, PERV_ROOT_CTRL1_SCOM, l_data64));
        l_data64.setBit<19>();  //PIB.ROOT_CTRL1.TP_RI_DC_B = 1
        l_data64.setBit<20>();  //PIB.ROOT_CTRL1.TP_DI1_DC_B = 1
        l_data64.setBit<21>();  //PIB.ROOT_CTRL1.TP_DI2_DC_B = 1
        FAPI_TRY(fapi2::putScom(i_target_chip, PERV_ROOT_CTRL1_SCOM, l_data64));
        FAPI_DBG("Exiting ...");
    }

fapi_try_exit:
#endif
    return fapi2::current_err;
}