diff options
Diffstat (limited to 'src/import/chips/p9/procedures')
-rw-r--r-- | src/import/chips/p9/procedures/hwp/perv/p9_stopclocks.C | 83 | ||||
-rw-r--r-- | src/import/chips/p9/procedures/hwp/perv/p9_stopclocks.H | 86 |
2 files changed, 99 insertions, 70 deletions
diff --git a/src/import/chips/p9/procedures/hwp/perv/p9_stopclocks.C b/src/import/chips/p9/procedures/hwp/perv/p9_stopclocks.C index 6d454b63..a4aff4f9 100644 --- a/src/import/chips/p9/procedures/hwp/perv/p9_stopclocks.C +++ b/src/import/chips/p9/procedures/hwp/perv/p9_stopclocks.C @@ -54,32 +54,24 @@ //------------------------------------------------------------------------------ // Function definition: p9_stopclocks // parameters: i_target => chip target -// i_stop_nest_clks => True to stop NEST chiplet clocks (should default TRUE) -// i_stop_mc_clks => True to stop MC chiplet clocks (should default TRUE) -// i_stop_xbus_clks => True to stop XBUS chiplet clocks (should default TRUE) -// i_stop_obus_clks => True to stop OBUS chiplet clocks (should default TRUE) -// i_stop_pcie_clks => True to stop PCIE chiplet clocks (should default TRUE) -// i_stop_tp_clks => True to stop PERVASIVE (TP) chiplet clocks all except PIB/NET (should default FALSE) -// i_stop_pib_clks => True to stop PERVASIVE (TP) chiplet PIB/NET clocks (should default FALSE) -// i_stop_vitl_clks => True to stop PERVASIVE VITL clocks (should default FALSE) -// i_stop_cache_clks => True to stop CACHE chiplet clocks (should default TRUE) -// i_stop_core_clks => True to stop CORE chiplet clocks (should default TRUE) +// i_flags => flags as per the following definition +// i_flags.stop_nest_clks => True to stop NEST chiplet clocks (should default TRUE) +// i_flags.stop_mc_clks => True to stop MC chiplet clocks (should default TRUE) +// i_flags.stop_xbus_clks => True to stop XBUS chiplet clocks (should default TRUE) +// i_flags.stop_obus_clks => True to stop OBUS chiplet clocks (should default TRUE) +// i_flags.stop_pcie_clks => True to stop PCIE chiplet clocks (should default TRUE) +// i_flags.stop_tp_clks => True to stop PERVASIVE (TP) chiplet clocks all except PIB/NET (should default FALSE) +// i_flags.stop_pib_clks => True to stop PERVASIVE (TP) chiplet PIB/NET clocks (should default FALSE) +// i_flags.stop_vitl_clks => True to stop PERVASIVE VITL clocks (should default FALSE) +// i_flags.stop_cache_clks => True to stop CACHE chiplet clocks (should default TRUE) +// i_flags.stop_core_clks => True to stop CORE chiplet clocks (should default TRUE) // i_eq_clk_regions => EQ chiplet clock regions of which clocks should be stopped (default ALL_BUT_PLL_REFR) // i_ex_select => EX chiplet selected for clocks stop (default BOTH_EX) // returns: FAPI_RC_SUCCESS if operation was successful, else error //------------------------------------------------------------------------------ fapi2::ReturnCode p9_stopclocks(const fapi2::Target<fapi2::TARGET_TYPE_PROC_CHIP>& i_target_chip, - const bool i_stop_nest_clks, - const bool i_stop_mc_clks, - const bool i_stop_xbus_clks, - const bool i_stop_obus_clks, - const bool i_stop_pcie_clks, - const bool i_stop_tp_clks, - const bool i_stop_pib_clks, - const bool i_stop_vitl_clks, - const bool i_stop_cache_clks, - const bool i_stop_core_clks, + const p9_stopclocks_flags& i_flags, const p9hcd::P9_HCD_CLK_CTRL_CONSTANTS i_eq_clk_regions, const p9hcd::P9_HCD_EX_CTRL_CONSTANTS i_ex_select) { @@ -116,11 +108,20 @@ fapi2::ReturnCode p9_stopclocks(const fapi2::Target<fapi2::TARGET_TYPE_PROC_CHIP FAPI_INF("p9_stopclocks : Entering ..."); - FAPI_DBG("p9_stopclocks : Input arguments received are \n\t i_stop_nest = %d\n\t i_stop_mc = %d\n\t i_stop_xbus = %d\n\t i_stop_obus = %d\n\t i_stop_pcie = %d\n\t i_stop_tp = %d\n\t i_stop_pib = %d\n\t i_stop_vitl = %d\n", - i_stop_nest_clks, i_stop_mc_clks, i_stop_xbus_clks, i_stop_obus_clks, i_stop_pcie_clks, - i_stop_tp_clks, i_stop_pib_clks, i_stop_vitl_clks); - FAPI_DBG("p9_stopclocks : Input QUAD arguments received are \n\t i_stop_cache = %d\n\t i_stop_core = %d\n\t i_eq_clk_regions = %#018lx \n\t i_ex_select = %#018lx\n", - i_stop_cache_clks, i_stop_core_clks, (uint64_t)i_eq_clk_regions, (uint64_t)i_ex_select); + FAPI_DBG("p9_stopclocks : Input arguments received are \n\t" + "i_stop_nest = %d\n\t i_stop_mc = %d\n\t i_stop_xbus = %d\n\t" + "i_stop_obus = %d\n", i_flags.stop_nest_clks, i_flags.stop_mc_clks, + i_flags.stop_xbus_clks, i_flags.stop_obus_clks); + FAPI_DBG("i_stop_pcie = %d\n\t i_stop_tp = %d\n\t i_stop_pib = %d\n\t " + "i_stop_vitl = %d\n", + i_flags.stop_pcie_clks, + i_flags.stop_tp_clks, i_flags.stop_pib_clks, + i_flags.stop_vitl_clks); + FAPI_DBG("p9_stopclocks : Input QUAD arguments received are \n\t" + "i_stop_cache = %d\n\t i_stop_core = %d\n\t " + "i_eq_clk_regions = %#018lx \n\t i_ex_select = %#018lx\n", + i_flags.stop_cache_clks, i_flags.stop_core_clks, + (uint64_t)i_eq_clk_regions, (uint64_t)i_ex_select); FAPI_DBG("p9_stopclocks : Check to see if the Perv Vital clocks are OFF"); #ifdef __PPE__ @@ -149,8 +150,9 @@ fapi2::ReturnCode p9_stopclocks(const fapi2::Target<fapi2::TARGET_TYPE_PROC_CHIP if(pcb_is_bypassed) { - if(i_stop_nest_clks || i_stop_mc_clks || i_stop_xbus_clks || i_stop_obus_clks || i_stop_pcie_clks || i_stop_cache_clks - || i_stop_core_clks) + if(i_flags.stop_nest_clks || i_flags.stop_mc_clks || i_flags.stop_xbus_clks || i_flags.stop_obus_clks + || i_flags.stop_pcie_clks || i_flags.stop_cache_clks + || i_flags.stop_core_clks) { FAPI_ERR("p9_stopclocks : The PIB/PCB is being bypassed, so only the TP chiplet is accessible."); } @@ -299,7 +301,7 @@ fapi2::ReturnCode p9_stopclocks(const fapi2::Target<fapi2::TARGET_TYPE_PROC_CHIP obus_cplt_scomable, pcie_cplt_scomable); // Core stopclocks - if(i_stop_core_clks) + if(i_flags.stop_core_clks) { for (const auto& l_target_core : i_target_chip.getChildren<fapi2::TARGET_TYPE_CORE>(fapi2::TARGET_STATE_FUNCTIONAL)) { @@ -309,7 +311,7 @@ fapi2::ReturnCode p9_stopclocks(const fapi2::Target<fapi2::TARGET_TYPE_PROC_CHIP } // L2 & Cache stopclocks - if(i_stop_cache_clks) + if(i_flags.stop_cache_clks) { for (const auto& l_target_eq : i_target_chip.getChildren<fapi2::TARGET_TYPE_EQ>(fapi2::TARGET_STATE_FUNCTIONAL)) { @@ -320,11 +322,11 @@ fapi2::ReturnCode p9_stopclocks(const fapi2::Target<fapi2::TARGET_TYPE_PROC_CHIP // Chiplet stopclocks FAPI_INF("p9_stopclocks : Call p9_cplt_stopclocks function"); - FAPI_TRY(p9_cplt_stopclocks(i_target_chip, (i_stop_xbus_clks && xbus_cplt_scomable), (i_stop_obus_clks - && obus_cplt_scomable), (i_stop_pcie_clks && pcie_cplt_scomable), (i_stop_mc_clks && mc_cplt_scomable))); + FAPI_TRY(p9_cplt_stopclocks(i_target_chip, (i_flags.stop_xbus_clks && xbus_cplt_scomable), (i_flags.stop_obus_clks + && obus_cplt_scomable), (i_flags.stop_pcie_clks && pcie_cplt_scomable), (i_flags.stop_mc_clks && mc_cplt_scomable))); //Nest stopclocks - if((i_stop_nest_clks && nest_cplt_scomable)) + if((i_flags.stop_nest_clks && nest_cplt_scomable)) { FAPI_INF("p9_stopclocks : Call p9_nest_stopclocks function"); FAPI_TRY(p9_nest_stopclocks(i_target_chip)); @@ -332,29 +334,30 @@ fapi2::ReturnCode p9_stopclocks(const fapi2::Target<fapi2::TARGET_TYPE_PROC_CHIP } // TP chiplet stopclocks - if(((i_stop_tp_clks && i_stop_pib_clks) && tp_cplt_scomable) && !(pcb_is_bypassed == false && pcb_clks_are_off == true)) + if(((i_flags.stop_tp_clks && i_flags.stop_pib_clks) && tp_cplt_scomable) && !(pcb_is_bypassed == false + && pcb_clks_are_off == true)) { FAPI_INF("p9_stopclocks : Call p9_tp_stopclocks function"); - FAPI_TRY(p9_tp_stopclocks(i_target_chip, i_stop_tp_clks, i_stop_pib_clks)); + FAPI_TRY(p9_tp_stopclocks(i_target_chip, i_flags.stop_tp_clks, i_flags.stop_pib_clks)); } - else if((i_stop_tp_clks && tp_cplt_scomable) && !(pcb_is_bypassed == false && pcb_clks_are_off == true)) + else if((i_flags.stop_tp_clks && tp_cplt_scomable) && !(pcb_is_bypassed == false && pcb_clks_are_off == true)) { FAPI_INF("p9_stopclocks : Call p9_tp_stopclocks function to stop only TP clocks"); - FAPI_TRY(p9_tp_stopclocks(i_target_chip, i_stop_tp_clks, 0)); + FAPI_TRY(p9_tp_stopclocks(i_target_chip, i_flags.stop_tp_clks, 0)); } - else if(i_stop_pib_clks && !tp_vitl_clk_off && !tp_ep_rst && tp_mesh_clk_en) + else if(i_flags.stop_pib_clks && !tp_vitl_clk_off && !tp_ep_rst && tp_mesh_clk_en) { FAPI_INF("p9_stopclocks : Call p9_tp_stopclocks function to stop only PIB clocks"); - FAPI_TRY(p9_tp_stopclocks(i_target_chip, 0, i_stop_pib_clks)); + FAPI_TRY(p9_tp_stopclocks(i_target_chip, 0, i_flags.stop_pib_clks)); } - else if(i_stop_tp_clks || i_stop_pib_clks) + else if(i_flags.stop_tp_clks || i_flags.stop_pib_clks) { FAPI_ERR("p9_stopclocks : Invalid condition to stop TP chiplet clocks\n\t TP_CPLT_SCOMABLE= %d, PCB_IS_BYPASSED=%d, PCB_CLKS_ARE_OFF=%d TP_MESH_CLK_EN=%d", tp_cplt_scomable, pcb_is_bypassed, pcb_clks_are_off, tp_mesh_clk_en); } // Vital stopclocks - if(i_stop_vitl_clks) + if(i_flags.stop_vitl_clks) { #ifdef __PPE__ FAPI_ERR("p9_stopclocks : WARNING::VITAL clocks can't be stopped in SBE mode\n\t --> Skipping VITAL Stopclocks..! <--"); diff --git a/src/import/chips/p9/procedures/hwp/perv/p9_stopclocks.H b/src/import/chips/p9/procedures/hwp/perv/p9_stopclocks.H index 2e6ee45b..a5dacb06 100644 --- a/src/import/chips/p9/procedures/hwp/perv/p9_stopclocks.H +++ b/src/import/chips/p9/procedures/hwp/perv/p9_stopclocks.H @@ -43,17 +43,51 @@ #include <fapi2.H> #include <p9_hcd_common.H> +// Structure to select flags for stop clocks +struct p9_stopclocks_flags +{ + uint32_t stop_nest_clks : 1; //True if NEST chiplet clocks should be stopped, else false + uint32_t stop_mc_clks : 1; //True if MC chiplet clocks should be stopped, else false + uint32_t stop_xbus_clks : 1; //True if XBUS chiplet clocks should be stopped, else false + uint32_t stop_obus_clks : 1; //True if OBUS chiplet clocks should be stopped, else false + uint32_t stop_pcie_clks : 1; //True if PCIE chiplet clocks should be stopped, else false + uint32_t stop_tp_clks : 1; //True if PERV (TP) chiplet clocks all except PIB/NET should be stopped, else false + uint32_t stop_pib_clks : 1; //True if PERV (TP) chiplet PIB/NET clocks should be stopped, else false + uint32_t stop_vitl_clks : 1; //True if PERV VITL clocks should be stopped, else false + uint32_t stop_cache_clks : 1; //True if CACHE chiplet clocks should be stopped, else false + uint32_t stop_core_clks : 1; //True if CORE chiplet clocks should be stopped, else false + // Default constructor - fill default values + p9_stopclocks_flags() + { + stop_nest_clks = true; + stop_mc_clks = true; + stop_xbus_clks = true; + stop_obus_clks = true; + stop_pcie_clks = true; + stop_tp_clks = false; + stop_pib_clks = false; + stop_vitl_clks = false; + stop_cache_clks = true; + stop_core_clks = true; + } + // Set all the flags to false + void clearAll() + { + stop_nest_clks = false; + stop_mc_clks = false; + stop_xbus_clks = false; + stop_obus_clks = false; + stop_pcie_clks = false; + stop_tp_clks = false; + stop_pib_clks = false; + stop_vitl_clks = false; + stop_cache_clks = false; + stop_core_clks = false; + } +}; + typedef fapi2::ReturnCode (*p9_stopclocks_FP_t)(const fapi2::Target<fapi2::TARGET_TYPE_PROC_CHIP>&, - const bool, - const bool, - const bool, - const bool, - const bool, - const bool, - const bool, - const bool, - const bool, - const bool, + const p9_stopclocks_flags& i_flags, const p9hcd::P9_HCD_CLK_CTRL_CONSTANTS, const p9hcd::P9_HCD_EX_CTRL_CONSTANTS ); @@ -63,32 +97,24 @@ extern "C" * @brief p9_stopclocks procedure: The purpose of this procedure is to stop the clocks of the P9 processor chip * * @param[in] i_target Reference to processor chip target - * @param[in] i_stop_nest_clks True if NEST chiplet clocks should be stopped, else false - * @param[in] i_stop_mc_clks True if MC chiplet clocks should be stopped, else false - * @param[in] i_stop_xbus_clks True if XBUS chiplet clocks should be stopped, else false - * @param[in] i_stop_obus_clks True if OBUS chiplet clocks should be stopped, else false - * @param[in] i_stop_pcie_clks True if PCIE chiplet clocks should be stopped, else false - * @param[in] i_stop_tp_clks True if PERV (TP) chiplet clocks all except PIB/NET should be stopped, else false - * @param[in] i_stop_pib_clks True if PERV (TP) chiplet PIB/NET clocks should be stopped, else false - * @param[in] i_stop_vitl_clks True if PERV VITL clocks should be stopped, else false - * @param[in] i_stop_cache_clks True if CACHE chiplet clocks should be stopped, else false - * @param[in] i_stop_core_clks True if CORE chiplet clocks should be stopped, else false + * @param[in] i_flags Flags as per the following definition + * i_flags.stop_nest_clks True if NEST chiplet clocks should be stopped, else false + * i_flags.stop_mc_clks True if MC chiplet clocks should be stopped, else false + * i_flags.stop_xbus_clks True if XBUS chiplet clocks should be stopped, else false + * i_flags.stop_obus_clks True if OBUS chiplet clocks should be stopped, else false + * i_flags.stop_pcie_clks True if PCIE chiplet clocks should be stopped, else false + * i_flags.stop_tp_clks True if PERV (TP) chiplet clocks all except PIB/NET should be stopped, else false + * i_flags.stop_pib_clks True if PERV (TP) chiplet PIB/NET clocks should be stopped, else false + * i_flags.stop_vitl_clks True if PERV VITL clocks should be stopped, else false + * i_flags.stop_cache_clks True if CACHE chiplet clocks should be stopped, else false + * i_flags.stop_core_clks True if CORE chiplet clocks should be stopped, else false * @param[in] i_eq_clk_regions EQ chiplet clock regions of which clocks should be stopped * @param[in] i_ex_select EX chiplet selected for clocks stop * * @return ReturnCode */ fapi2::ReturnCode p9_stopclocks(const fapi2::Target<fapi2::TARGET_TYPE_PROC_CHIP>& i_target_chip, - const bool i_stop_nest_clks = true, - const bool i_stop_mc_clks = true, - const bool i_stop_xbus_clks = true, - const bool i_stop_obus_clks = true, - const bool i_stop_pcie_clks = true, - const bool i_stop_tp_clks = false, - const bool i_stop_pib_clks = false, - const bool i_stop_vitl_clks = false, - const bool i_stop_cache_clks = true, - const bool i_stop_core_clks = true, + const p9_stopclocks_flags& i_flags = p9_stopclocks_flags(), const p9hcd::P9_HCD_CLK_CTRL_CONSTANTS i_eq_clk_regions = p9hcd::CLK_REGION_ALL_BUT_PLL_REFR, const p9hcd::P9_HCD_EX_CTRL_CONSTANTS i_ex_select = p9hcd::BOTH_EX); } |