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 | 113 |
1 files changed, 78 insertions, 35 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 index 508beaed..8c5d2b03 100644 --- a/src/import/chips/p9/procedures/hwp/perv/p9_tp_stopclocks.C +++ b/src/import/chips/p9/procedures/hwp/perv/p9_tp_stopclocks.C @@ -45,45 +45,84 @@ #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_ONLY_PIB_NET = 0x300, + REGIONS_ALL_EXCEPT_PIB_NET_PLL = 0x4FE, 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::ReturnCode p9_tp_stopclocks(const fapi2::Target<fapi2::TARGET_TYPE_PROC_CHIP>& i_target_chip, + const bool i_stop_tp_clks, const bool i_stop_pib_clks) { 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)); + if(!(i_stop_tp_clks || i_stop_pib_clks)) //Atleast one must be TRUE + { + FAPI_INF("p9_tp_stopclocks: Input arguments \n\t i_stop_tp_clks = %s \n\t i_stop_pib_clks = %s", btos(i_stop_tp_clks), + btos(i_stop_pib_clks)); + FAPI_ERR("p9_tp_stopclocks: Calling stopclocks without selecting any regions\n\t --> Skipping TP Stopclocks..! <--"); + goto fapi_try_exit; + } + + if(i_stop_pib_clks) + { +#ifdef __PPE__ + FAPI_ERR("p9_tp_stopclocks: Calling TP stopclocks for PIB & NET regions in SBE mode is INVALID\n\t --> Skipping TP Stopclocks for PIB/NET regions..! <--"); + goto fapi_try_exit; +#endif + } + + if(i_stop_pib_clks) + { + 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)); + } + + if(i_stop_tp_clks && i_stop_pib_clks) + { + FAPI_DBG("p9_tp_stopclocks: TP regions selected is REGIONS_ALL_EXCEPT_PLL"); + 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)); + } + else if(i_stop_tp_clks) + { + FAPI_DBG("p9_tp_stopclocks: TP regions selected is REGIONS_ALL_EXCEPT_PIB_NET_PLL"); + 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_PIB_NET_PLL, l_clock_regions)); + } + else if(i_stop_pib_clks) + { + FAPI_DBG("p9_tp_stopclocks: TP regions selected is REGIONS_ONLY_PIB_NET"); + 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_ONLY_PIB_NET, 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"); @@ -102,21 +141,25 @@ fapi2::ReturnCode p9_tp_stopclocks(const 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)); + if(i_stop_pib_clks) + { + 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; |
