//------------------------------------------------------------------------------
/// @file  p9_sbe_tp_chiplet_init1.C
///
/// @brief Initial steps of PIB AND PCB
//------------------------------------------------------------------------------
// *HWP HWP Owner        : Abhishek Agarwal <abagarw8@in.ibm.com>
// *HWP HWP Backup Owner : Srinivas V Naga <srinivan@in.ibm.com>
// *HWP FW Owner         : sunil kumar <skumar8j@in.ibm.com>
// *HWP Team             : Perv
// *HWP Level            : 2
// *HWP Consumed by      : SBE
//------------------------------------------------------------------------------


//## auto_generated
#include "p9_sbe_tp_chiplet_init1.H"

#include "perv_scom_addresses.H"


fapi2::ReturnCode p9_sbe_tp_chiplet_init1(const
        fapi2::Target<fapi2::TARGET_TYPE_PROC_CHIP> & i_target_chip)
{
    fapi2::buffer<uint64_t> l_data64;
    FAPI_DBG("Entering ...");

    //Setting ROOT_CTRL0 register value
    FAPI_TRY(fapi2::getScom(i_target_chip, PERV_ROOT_CTRL0_SCOM, l_data64));
    l_data64.clearBit<15>();  //PIB.ROOT_CTRL0.VDD2VIO_LVL_FENCE_DC = 0
    FAPI_TRY(fapi2::putScom(i_target_chip, PERV_ROOT_CTRL0_SCOM, l_data64));

    FAPI_INF("Release PCB Reset");
    //Setting ROOT_CTRL0 register value
    FAPI_TRY(fapi2::getScom(i_target_chip, PERV_ROOT_CTRL0_SCOM, l_data64));
    l_data64.clearBit<30>();  //PIB.ROOT_CTRL0.PCB_RESET_DC = 0
    FAPI_TRY(fapi2::putScom(i_target_chip, PERV_ROOT_CTRL0_SCOM, l_data64));

    FAPI_INF("Set Chiplet Enable");
    //Setting PERV_CTRL0 register value
    FAPI_TRY(fapi2::getScom(i_target_chip, PERV_PERV_CTRL0_SCOM, l_data64));
    l_data64.setBit<0>();  //PIB.PERV_CTRL0.TP_CHIPLET_EN_DC = 1
    FAPI_TRY(fapi2::putScom(i_target_chip, PERV_PERV_CTRL0_SCOM, l_data64));

    FAPI_INF("Drop TP Chiplet Fence Enable");
    //Setting PERV_CTRL0 register value
    FAPI_TRY(fapi2::getScom(i_target_chip, PERV_PERV_CTRL0_SCOM, l_data64));
    l_data64.clearBit<18>();  //PIB.PERV_CTRL0.TP_FENCE_EN_DC = 0
    FAPI_TRY(fapi2::putScom(i_target_chip, PERV_PERV_CTRL0_SCOM, l_data64));

    FAPI_INF("Drop Global Endpoint reset");
    //Setting ROOT_CTRL0 register value
    FAPI_TRY(fapi2::getScom(i_target_chip, PERV_ROOT_CTRL0_SCOM, l_data64));
    l_data64.clearBit<31>();  //PIB.ROOT_CTRL0.GLOBAL_EP_RESET_DC = 0
    FAPI_TRY(fapi2::putScom(i_target_chip, PERV_ROOT_CTRL0_SCOM, l_data64));
    FAPI_INF("Switching PIB trace bus to SBE tracing");

    FAPI_DBG("Exiting ...");

fapi_try_exit:
    return fapi2::current_err;

}