diff options
Diffstat (limited to 'src/import/chips/p9/procedures/hwp/perv/p9_common_stopclocks.C')
| -rw-r--r-- | src/import/chips/p9/procedures/hwp/perv/p9_common_stopclocks.C | 145 |
1 files changed, 145 insertions, 0 deletions
diff --git a/src/import/chips/p9/procedures/hwp/perv/p9_common_stopclocks.C b/src/import/chips/p9/procedures/hwp/perv/p9_common_stopclocks.C new file mode 100644 index 00000000..ce3aef60 --- /dev/null +++ b/src/import/chips/p9/procedures/hwp/perv/p9_common_stopclocks.C @@ -0,0 +1,145 @@ +/* IBM_PROLOG_BEGIN_TAG */ +/* This is an automatically generated prolog. */ +/* */ +/* $Source: src/import/chips/p9/procedures/hwp/perv/p9_common_stopclocks.C $ */ +/* */ +/* OpenPOWER sbe Project */ +/* */ +/* Contributors Listed Below - COPYRIGHT 2016,2017 */ +/* [+] 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_common_stopclocks.C +/// +/// @brief Common module for stopclocks +//------------------------------------------------------------------------------ +// *HWP HW Owner : Soma BhanuTej <soma.bhanu@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 : 2 +// *HWP Consumed by : FSP:HB +//------------------------------------------------------------------------------ + + +//## auto_generated +#include "p9_common_stopclocks.H" +//## auto_generated +#include "p9_const_common.H" + +#include <p9_perv_scom_addresses.H> +#include <p9_perv_scom_addresses_fld.H> + + +/// @brief --Raise partial good fences +/// --set abstclk muxsel,syncclk_muxsel +/// +/// @param[in] i_target_chiplet Reference to TARGET_TYPE_PERV target +/// @return FAPI2_RC_SUCCESS if success, else error code. +fapi2::ReturnCode p9_common_stopclocks_cplt_ctrl_action_function( + const fapi2::Target<fapi2::TARGET_TYPE_PERV>& i_target_chiplet) +{ + // Local variable and constant definition + fapi2::buffer <uint16_t> l_cplt_ctrl_init; + fapi2::buffer<uint32_t> l_attr_pg; + fapi2::buffer<uint64_t> l_data64; + FAPI_INF("Entering p9_common_stopclocks_cplt_ctrl_action_function..."); + + FAPI_TRY(FAPI_ATTR_GET(fapi2::ATTR_PG, i_target_chiplet, l_attr_pg)); + + l_attr_pg.invert(); + l_attr_pg.extractToRight<20, 11>(l_cplt_ctrl_init); + + FAPI_DBG("Raise partial good fences"); + //Setting CPLT_CTRL1 register value + l_data64.flush<0>(); + l_data64.writeBit<PERV_1_CPLT_CTRL1_TC_VITL_REGION_FENCE> + (l_attr_pg.getBit<19>()); //CPLT_CTRL1.TC_VITL_REGION_FENCE = l_attr_pg.getBit<19>() + //CPLT_CTRL1.TC_ALL_REGIONS_FENCE = l_cplt_ctrl_init + l_data64.insertFromRight<4, 11>(l_cplt_ctrl_init); + FAPI_TRY(fapi2::putScom(i_target_chiplet, PERV_CPLT_CTRL1_CLEAR, l_data64)); + + FAPI_DBG("set abistclk_muxsel and syncclk_muxsel"); + //Setting CPLT_CTRL0 register value + l_data64.flush<0>(); + //CPLT_CTRL0.CTRL_CC_ABSTCLK_MUXSEL_DC = 1 + l_data64.setBit<PERV_1_CPLT_CTRL0_CTRL_CC_ABSTCLK_MUXSEL_DC>(); + //CPLT_CTRL0.TC_UNIT_SYNCCLK_MUXSEL_DC = 1 + l_data64.setBit<PERV_1_CPLT_CTRL0_TC_UNIT_SYNCCLK_MUXSEL_DC>(); + FAPI_TRY(fapi2::putScom(i_target_chiplet, PERV_CPLT_CTRL0_OR, l_data64)); + + FAPI_INF("Exiting p9_common_stopclocks_cplt_ctrl_action_function..."); + +fapi_try_exit: + return fapi2::current_err; + +} + +/// @brief Raise chiplet fence for chiplets +/// +/// @param[in] i_target_chip Reference to TARGET_TYPE_PERV target +/// @return FAPI2_RC_SUCCESS if success, else error code. +fapi2::ReturnCode p9_common_stopclocks_raise_fence( + const fapi2::Target<fapi2::TARGET_TYPE_PERV>& i_target_chiplet) +{ + fapi2::buffer<uint64_t> l_data64; + FAPI_INF("Entering p9_common_stopclocks_raise_fence..."); + + FAPI_DBG("Raise chiplet fence"); + //Setting NET_CTRL0 register value + l_data64.flush<0>(); + l_data64.setBit<PERV_1_NET_CTRL0_FENCE_EN>(); //NET_CTRL0.FENCE_EN = 1 + FAPI_TRY(fapi2::putScom(i_target_chiplet, PERV_NET_CTRL0_WOR, l_data64)); + + FAPI_INF("Exiting p9_common_stopclocks_raise_fence..."); + +fapi_try_exit: + return fapi2::current_err; + +} + +/// @brief -- Assert vital fence +/// -- set flush_inhibit to go out of flush mode +/// +/// @param[in] i_target_chiplet Reference to TARGET_TYPE_PERV target +/// @return FAPI2_RC_SUCCESS if success, else error code. +fapi2::ReturnCode p9_common_stopclocks_set_vitalfence_flushmode( + const fapi2::Target<fapi2::TARGET_TYPE_PERV>& i_target_chiplet) +{ + fapi2::buffer<uint64_t> l_data64; + FAPI_INF("Entering p9_common_stopclocks_set_vitalfence_flushmode ..."); + + FAPI_DBG("Assert Vital Fence"); + //Setting CPLT_CTRL1 register value + l_data64.flush<0>(); + //CPLT_CTRL1.TC_VITL_REGION_FENCE = 1 + l_data64.setBit<PERV_1_CPLT_CTRL1_TC_VITL_REGION_FENCE>(); + FAPI_TRY(fapi2::putScom(i_target_chiplet, PERV_CPLT_CTRL1_OR, l_data64)); + + FAPI_DBG("Set flush_inhibit to go in to flush mode"); + //Setting CPLT_CTRL0 register value + l_data64.flush<0>(); + //CPLT_CTRL0.CTRL_CC_FLUSHMODE_INH_DC = 1 + l_data64.setBit<PERV_1_CPLT_CTRL0_CTRL_CC_FLUSHMODE_INH_DC>(); + FAPI_TRY(fapi2::putScom(i_target_chiplet, PERV_CPLT_CTRL0_OR, l_data64)); + + FAPI_INF("Exiting p9_common_stopclocks_set_vitalfence_flushmode..."); + +fapi_try_exit: + return fapi2::current_err; + +} |
