diff options
Diffstat (limited to 'src/import/chips/p9/procedures/hwp/perv/p9_tp_stopclocks.C')
| -rw-r--r-- | src/import/chips/p9/procedures/hwp/perv/p9_tp_stopclocks.C | 123 |
1 files changed, 123 insertions, 0 deletions
diff --git a/src/import/chips/p9/procedures/hwp/perv/p9_tp_stopclocks.C b/src/import/chips/p9/procedures/hwp/perv/p9_tp_stopclocks.C new file mode 100644 index 00000000..508beaed --- /dev/null +++ b/src/import/chips/p9/procedures/hwp/perv/p9_tp_stopclocks.C @@ -0,0 +1,123 @@ +/* IBM_PROLOG_BEGIN_TAG */ +/* This is an automatically generated prolog. */ +/* */ +/* $Source: src/import/chips/p9/procedures/hwp/perv/p9_tp_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_tp_stopclocks.C +/// +/// @brief Stop clocks for tp chiplet +//------------------------------------------------------------------------------ +// *HWP HW Owner : Anusha Reddy Rangareddygari <anusrang@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_tp_stopclocks.H" + +#include <p9_perv_scom_addresses.H> +#include <p9_perv_scom_addresses_fld.H> +#include <p9_perv_sbe_cmn.H> +#include <p9_sbe_common.H> +#include <p9_common_stopclocks.H> + + +enum P9_TP_STOPCLOCKS_Private_Constants +{ + CLOCK_CMD = 0x2, + CLOCK_TYPES = 0x7, + DONT_STARTMASTER = 0x0, + DONT_STARTSLAVE = 0x0, + REGIONS_ALL_EXCEPT_PLL = 0x7FE, + STARTMASTER = 0x1, + STARTSLAVE = 0x1 +}; + +fapi2::ReturnCode p9_tp_stopclocks(const + fapi2::Target<fapi2::TARGET_TYPE_PROC_CHIP>& i_target_chip) +{ + fapi2::buffer<uint64_t> l_clock_regions; + fapi2::buffer<uint32_t> l_data32; + fapi2::buffer<uint32_t> l_data32_root_ctrl0; + FAPI_INF("p9_tp_stopclocks: Entering ..."); + + FAPI_DBG("p9_tp_stopclocks: Raise chiplet fence"); + //Setting PERV_CTRL0 register value + FAPI_TRY(fapi2::getCfamRegister(i_target_chip, PERV_PERV_CTRL0_FSI, l_data32)); + //CFAM.PERV_CTRL0.TP_FENCE_EN_DC = 1 + l_data32.setBit<PERV_PERV_CTRL0_SET_TP_FENCE_EN_DC>(); + FAPI_TRY(fapi2::putCfamRegister(i_target_chip, PERV_PERV_CTRL0_FSI, l_data32)); + + FAPI_DBG("p9_tp_stopclocks: Raise pib2pcb mux"); + //Setting ROOT_CTRL0 register value + FAPI_TRY(fapi2::getCfamRegister(i_target_chip, PERV_ROOT_CTRL0_FSI, + l_data32_root_ctrl0)); + //CFAM.ROOT_CTRL0.PIB2PCB_DC = 1 + l_data32_root_ctrl0.setBit<PERV_ROOT_CTRL0_SET_PIB2PCB_DC>(); + FAPI_TRY(fapi2::putCfamRegister(i_target_chip, PERV_ROOT_CTRL0_FSI, + l_data32_root_ctrl0)); + + FAPI_TRY(p9_perv_sbe_cmn_regions_setup_64( + i_target_chip.getChildren<fapi2::TARGET_TYPE_PERV>(fapi2::TARGET_FILTER_TP, + fapi2::TARGET_STATE_FUNCTIONAL)[0], REGIONS_ALL_EXCEPT_PLL, l_clock_regions)); + FAPI_DBG("p9_tp_stopclocks: Regions value: %#018lX", l_clock_regions); + + FAPI_DBG("p9_tp_stopclocks: Call module clock start stop for Tp chiplet"); + FAPI_TRY(p9_sbe_common_clock_start_stop( + i_target_chip.getChildren<fapi2::TARGET_TYPE_PERV>(fapi2::TARGET_FILTER_TP, + fapi2::TARGET_STATE_FUNCTIONAL)[0], CLOCK_CMD, DONT_STARTSLAVE, DONT_STARTMASTER, + l_clock_regions, CLOCK_TYPES)); + + FAPI_DBG("p9_tp_stopclocks: Assert vital fence and set flush_inhibit"); + FAPI_TRY(p9_common_stopclocks_set_vitalfence_flushmode( + i_target_chip.getChildren<fapi2::TARGET_TYPE_PERV>(fapi2::TARGET_FILTER_TP, + fapi2::TARGET_STATE_FUNCTIONAL)[0])); + + FAPI_DBG("p9_tp_stopclocks: Raise partial good fences and set abist_muxsel, syncclk_muxsel"); + FAPI_TRY(p9_common_stopclocks_cplt_ctrl_action_function( + i_target_chip.getChildren<fapi2::TARGET_TYPE_PERV>(fapi2::TARGET_FILTER_TP, + fapi2::TARGET_STATE_FUNCTIONAL)[0])); + + FAPI_INF("p9_tp_stopclocks: Raise OOB Mux"); + //Setting ROOT_CTRL0 register value + //CFAM.ROOT_CTRL0.OOB_MUX = 1 + l_data32_root_ctrl0.setBit<PERV_ROOT_CTRL0_SET_OOB_MUX>(); + FAPI_TRY(fapi2::putCfamRegister(i_target_chip, PERV_ROOT_CTRL0_FSI, + l_data32_root_ctrl0)); + + FAPI_INF("p9_tp_stopclocks: Raise Global Endpoint reset"); + //Setting ROOT_CTRL0 register value + //CFAM.ROOT_CTRL0.GLOBAL_EP_RESET_DC = 1 + l_data32_root_ctrl0.setBit<PERV_ROOT_CTRL0_SET_GLOBAL_EP_RESET_DC>(); + FAPI_TRY(fapi2::putCfamRegister(i_target_chip, PERV_ROOT_CTRL0_FSI, + l_data32_root_ctrl0)); + + FAPI_INF("p9_tp_stopclocks: Exiting ..."); +fapi_try_exit: + return fapi2::current_err; + +} |
