diff options
Diffstat (limited to 'src/usr/hwpf/hwp/dram_training/mss_draminit_trainadv/mss_generic_shmoo.C')
| -rw-r--r-- | src/usr/hwpf/hwp/dram_training/mss_draminit_trainadv/mss_generic_shmoo.C | 420 |
1 files changed, 210 insertions, 210 deletions
diff --git a/src/usr/hwpf/hwp/dram_training/mss_draminit_trainadv/mss_generic_shmoo.C b/src/usr/hwpf/hwp/dram_training/mss_draminit_trainadv/mss_generic_shmoo.C index c576bec61..ddbb0108f 100644 --- a/src/usr/hwpf/hwp/dram_training/mss_draminit_trainadv/mss_generic_shmoo.C +++ b/src/usr/hwpf/hwp/dram_training/mss_draminit_trainadv/mss_generic_shmoo.C @@ -27,7 +27,7 @@ // *! *** IBM Confidential *** // *!*************************************************************************** // *! FILENAME : mss_generic_shmoo.C -// *! TITLE : MSS Generic Shmoo Implementation +// *! TITLE : MSS Generic Shmoo Implementation // *! DESCRIPTION : Memory Subsystem Generic Shmoo -- abstraction for HB // *! CONTEXT : To make all shmoos share a common abstraction layer // *! @@ -39,19 +39,19 @@ //------------------------------------------------------------------------------ // Version:|Author: | Date: | Comment: // --------|--------|---------|-------------------------------------------------- -// 1.26 |abhijit |01/21/13 | fixed fw comments -// 1.25 |abhijit |01/21/13 | fixed the constructor definition +// 1.26 |abhijit |01/21/13 | fixed fw comments +// 1.25 |abhijit |01/21/13 | fixed the constructor definition // 1.21 |sasethur|01/17/13 | Updated for sanity mcbist function // 1.20 |abhijit |01/11/13 | Updated for change in setup_mcbist function // 1.19 |aditya |01/07/13 | Updated for change in setup_mcbist function -// 1.18 |sasethur|14-DEC-12| Updated for change in access delay function -// 1.16 |sasethur|14-DEC-12| Updated for Warning -// 1.15 |abhijit |13-DEC-12| Updated for FW review comments +// 1.18 |sasethur|14-DEC-12| Updated for change in access delay function +// 1.16 |sasethur|14-DEC-12| Updated for Warning +// 1.15 |abhijit |13-DEC-12| Updated for FW review comments // 1.14 |abhijit |06-DEC-12| Fixed more FW review comments // 1.12 |abhijit |15-Nov-12| Fixed FW review comments // 1.11 |abhijit |29-Oct-12| added change for ISDIMM checker DQS. -// 1.9 |abhijit |22-Oct-12| added Write and read DQS. -// 1.8 |abhijit |15-Oct-12|Updated multiple changes +// 1.9 |abhijit |22-Oct-12| added Write and read DQS. +// 1.8 |abhijit |15-Oct-12|Updated multiple changes // 1.0 |varkeykv|27-Sep-11|Initial check in //------------------------------------------------------------------------------ #include <fapi.H> @@ -66,11 +66,11 @@ extern "C" { using namespace fapi; -// START IMPLEMENTATION OF generic_shmoo CLASS METHODS +// START IMPLEMENTATION OF generic_shmoo CLASS METHODS //! shmoo_mask - What shmoos do you want to run ... encoded as Hex 0x2,0x4,0x8,0x16 /*------------------------------------------------------------------------------ * constructor: generic_shmoo - * Description :Constructor used to initialize variables and do the initial settings + * Description :Constructor used to initialize variables and do the initial settings * * Parameters: i_target: mba; iv_port: 0, 1 * ---------------------------------------------------------------------------*/ @@ -79,40 +79,40 @@ generic_shmoo:: generic_shmoo(uint8_t prt,shmoo_type_t shmoo_mask,shmoo_algorith //this->shmoo_mask=shmoo_mask; //! Sets what Shmoos the caller wants to run this->algorithm=shmoo_algorithm ; this->iv_port=prt ; - - + + iv_MAX_RANKS=8; iv_MAX_BYTES=10; iv_DQS_ON=0; iv_pattern=0; iv_test_type=0; iv_dmm_type=0; - + for(int i=0;i<iv_MAX_RANKS;++i) { valid_rank[i]=0; } - + FAPI_DBG("mss_generic_shmoo : constructor running for shmoo type %d",shmoo_mask); iv_shmoo_type = 0; SHMOO[iv_shmoo_type].static_knob.min_val=0; - SHMOO[iv_shmoo_type].static_knob.max_val=512; - - + SHMOO[iv_shmoo_type].static_knob.max_val=512; + + if(shmoo_mask & TEST_NONE) { FAPI_DBG("mss_generic_shmoo : WR_EYE selected %d",shmoo_mask); iv_shmoo_type = 0; SHMOO[0].static_knob.min_val=0; - SHMOO[0].static_knob.max_val=512; + SHMOO[0].static_knob.max_val=512; } - + if(shmoo_mask & WR_EYE) { FAPI_DBG("mss_generic_shmoo : WR_EYE selected %d",shmoo_mask); iv_shmoo_type = 0; SHMOO[0].static_knob.min_val=0; - SHMOO[0].static_knob.max_val=512; + SHMOO[0].static_knob.max_val=512; } if(shmoo_mask & RD_EYE) { @@ -121,7 +121,7 @@ generic_shmoo:: generic_shmoo(uint8_t prt,shmoo_type_t shmoo_mask,shmoo_algorith SHMOO[2].static_knob.min_val=0; SHMOO[2].static_knob.max_val=128; } - + if(shmoo_mask & WRT_DQS) //preet { FAPI_DBG("mss_generic_shmoo : WRT_DQS selected %d",shmoo_mask); @@ -130,17 +130,17 @@ generic_shmoo:: generic_shmoo(uint8_t prt,shmoo_type_t shmoo_mask,shmoo_algorith SHMOO[1].static_knob.min_val=0; SHMOO[1].static_knob.max_val=512; } - + if(shmoo_mask & RD_GATE) //preet { FAPI_DBG("mss_generic_shmoo : RD_EYE selected %d",shmoo_mask); - + iv_shmoo_type = 3; iv_DQS_ON = 1; SHMOO[3].static_knob.min_val=0; SHMOO[3].static_knob.max_val=128; } - + for(int j=0;j<iv_MAX_RANKS;++j) { init_multi_array(SHMOO[iv_shmoo_type].MBA.P[iv_port].S[j].K.nom_val,0); @@ -150,7 +150,7 @@ generic_shmoo:: generic_shmoo(uint8_t prt,shmoo_type_t shmoo_mask,shmoo_algorith init_multi_array(SHMOO[iv_shmoo_type].MBA.P[iv_port].S[j].K.right_margin_val,0); init_multi_array(SHMOO[iv_shmoo_type].MBA.P[iv_port].S[j].K.left_margin_val,0); } - + if(iv_DQS_ON == 1) { for(int j=0;j<iv_MAX_RANKS;++j) //initialize values for DQS @@ -172,7 +172,7 @@ generic_shmoo:: generic_shmoo(uint8_t prt,shmoo_type_t shmoo_mask,shmoo_algorith * Parameters: i_target: mba; iv_port: 0, 1 * ---------------------------------------------------------------------------*/ fapi::ReturnCode generic_shmoo::run(const fapi::Target & i_target,uint32_t *o_right_min_margin,uint32_t *o_left_min_margin,uint8_t i_pattern,uint8_t i_test_type){ - fapi::ReturnCode rc; + fapi::ReturnCode rc; uint8_t num_ranks_per_dimm[2][2]; uint8_t l_attr_eff_dimm_type_u8=0; uint8_t l_attr_schmoo_test_type_u8=0; @@ -180,14 +180,14 @@ fapi::ReturnCode generic_shmoo::run(const fapi::Target & i_target,uint32_t *o_ri uint16_t l_sp_mask=0x00ff; ecmdDataBufferBase l_data_buffer1_64(64); uint32_t rc_num = 0; - + rc = FAPI_ATTR_GET(ATTR_EFF_NUM_RANKS_PER_DIMM, &i_target, num_ranks_per_dimm); if(rc) return rc; - rc = FAPI_ATTR_GET(ATTR_EFF_DIMM_TYPE, &i_target, l_attr_eff_dimm_type_u8); if(rc) return rc; - rc = FAPI_ATTR_GET(ATTR_EFF_SCHMOO_TEST_VALID, &i_target, l_attr_schmoo_test_type_u8); if(rc) return rc; + rc = FAPI_ATTR_GET(ATTR_EFF_DIMM_TYPE, &i_target, l_attr_eff_dimm_type_u8); if(rc) return rc; + rc = FAPI_ATTR_GET(ATTR_EFF_SCHMOO_TEST_VALID, &i_target, l_attr_schmoo_test_type_u8); if(rc) return rc; iv_MAX_RANKS=num_ranks_per_dimm[iv_port][0]+num_ranks_per_dimm[iv_port][1]; iv_pattern=i_pattern; iv_test_type=i_test_type; - + if ( l_attr_eff_dimm_type_u8 == 0 ) { iv_MAX_BYTES=8; @@ -199,26 +199,26 @@ fapi::ReturnCode generic_shmoo::run(const fapi::Target & i_target,uint32_t *o_ri rc_num = rc_num | l_data_buffer1_64.insertFromRight(l_sp_mask,0,16); if(rc_num) { - FAPI_ERR( "mss_generic_shmoo: Error in run !"); - rc.setEcmdError(rc_num); + FAPI_ERR( "mss_generic_shmoo: Error in run !"); + rc.setEcmdError(rc_num); return rc; - } + } } else { rc_num = rc_num | l_data_buffer1_64.insertFromRight(l_sp_mask,16,16); if(rc_num) { - FAPI_ERR( "mss_generic_shmoo:"); - rc.setEcmdError(rc_num); + FAPI_ERR( "mss_generic_shmoo:"); + rc.setEcmdError(rc_num); return rc; - } + } } rc = fapiPutScom(i_target,MBS_MCBIST01_MCBCMABQ_0x02011674,l_data_buffer1_64); if(rc) return rc; iv_dmm_type=1; iv_MAX_BYTES=9; } - rc = mss_getrankpair(i_target,iv_port,0,&rank_pair,valid_rank);if(rc) return rc; + rc = mss_getrankpair(i_target,iv_port,0,&rank_pair,valid_rank);if(rc) return rc; FAPI_DBG("mss_generic_shmoo : run() for shmoo type %d",shmoo_mask); // Check if all bytes/bits are in a pass condition initially .Otherwise quit if(l_attr_schmoo_test_type_u8 == 0){ @@ -226,19 +226,19 @@ fapi::ReturnCode generic_shmoo::run(const fapi::Target & i_target,uint32_t *o_ri return rc; } if(l_attr_schmoo_test_type_u8 == 1){ - rc=sanity_check(i_target); // Run MCBIST only when ATTR_EFF_SCHMOO_TEST_VALID is mcbist only + rc=sanity_check(i_target); // Run MCBIST only when ATTR_EFF_SCHMOO_TEST_VALID is mcbist only if(!rc.ok()) { FAPI_ERR("generic_shmoo::run MSS Generic Shmoo failed initial Sanity Check. Memory not in an all pass Condition"); - return rc; + return rc; } }else{ - // rc=sanity_check(i_target); // Run MCBIST by default before for every schmoo to check if memory is in good condition. + // rc=sanity_check(i_target); // Run MCBIST by default before for every schmoo to check if memory is in good condition. // if(!rc.ok()) // { // FAPI_ERR("generic_shmoo::run MSS Generic Shmoo failed initial Sanity Check. Memory not in an all pass Condition"); - // return rc; + // return rc; // } // If memory is OK then we continue to gather nominals and config values // Now Read nominal values for all knobs configured @@ -248,7 +248,7 @@ fapi::ReturnCode generic_shmoo::run(const fapi::Target & i_target,uint32_t *o_ri rc=find_bound(i_target,RIGHT);if(rc) return rc; //Find LEFT BOUND OR HOLD BOUND rc=find_bound(i_target,LEFT);if(rc) return rc; - //Find the margins in Ps i.e setup margin ,hold margin,Eye width + //Find the margins in Ps i.e setup margin ,hold margin,Eye width rc=get_margin(i_target);if(rc) return rc; //It is used to find the lowest of setup and hold margin rc=get_min_margin(i_target,o_right_min_margin,o_left_min_margin);if(rc) return rc; @@ -261,7 +261,7 @@ fapi::ReturnCode generic_shmoo::run(const fapi::Target & i_target,uint32_t *o_ri * Function: sanity_check * Description : do intial mcbist check in nominal and report spd if any bad bit found * - * Parameters: i_target: mba; + * Parameters: i_target: mba; * ---------------------------------------------------------------------------*/ fapi::ReturnCode generic_shmoo::sanity_check(const fapi::Target & i_target){ fapi:: ReturnCode rc; @@ -271,24 +271,24 @@ fapi::ReturnCode generic_shmoo::sanity_check(const fapi::Target & i_target){ uint8_t l_rank_valid = 0; uint8_t l_byte = 0; uint8_t l_nibble = 0; - uint8_t l_socket =0; + uint8_t __attribute__((unused)) l_socket =0; // HACK uint32_t rc_num = 0; - uint8_t l_dqBitmap[DIMM_DQ_RANK_BITMAP_SIZE]; + uint8_t __attribute__((unused)) l_dqBitmap[DIMM_DQ_RANK_BITMAP_SIZE]; // HACK uint64_t l_original_start_address1 = 0x0000000000000000; uint64_t l_original_end_address1 = 0x0000000000000000; uint64_t l_original_start_address2 = 0x0000000000000000; uint64_t l_original_end_address2 = 0x0000000000000000; - uint64_t l_start =0x0000000000000000ull; - uint64_t l_end = 0x0000000000000000ull; + uint64_t l_start =0x0000000000000000ull; + uint64_t l_end = 0x0000000000000000ull; uint64_t l_time = 0x0000000000000000ull; - ecmdDataBufferBase l_data_bufferx1_64(64); + ecmdDataBufferBase l_data_bufferx1_64(64); ecmdDataBufferBase l_data_bufferx2_64(64); - ecmdDataBufferBase l_data_bufferx3_64(64); + ecmdDataBufferBase l_data_bufferx3_64(64); ecmdDataBufferBase l_data_bufferx4_64(64); - + rc = fapiGetScom(i_target,MBA01_MCBIST_MCBSSARA0Q_0x030106d0,l_data_bufferx1_64); if(rc) return rc; rc = fapiGetScom(i_target,MBA01_MCBIST_MCBSEARA0Q_0x030106d2,l_data_bufferx2_64); if(rc) return rc; - rc = fapiGetScom(i_target,MBA01_MCBIST_MCBSSARA1Q_0x030106d1,l_data_bufferx3_64); if(rc) return rc; + rc = fapiGetScom(i_target,MBA01_MCBIST_MCBSSARA1Q_0x030106d1,l_data_bufferx3_64); if(rc) return rc; rc = fapiGetScom(i_target,MBA01_MCBIST_MCBSEARA1Q_0x030106d3,l_data_bufferx4_64); if(rc) return rc; l_original_start_address1 = l_data_bufferx1_64.getDoubleWord (0); l_original_end_address1 = l_data_bufferx2_64.getDoubleWord (0); @@ -297,17 +297,17 @@ fapi::ReturnCode generic_shmoo::sanity_check(const fapi::Target & i_target){ for(l_rank = 0; l_rank < iv_MAX_RANKS; l_rank++) { l_rank_valid=valid_rank[l_rank]; - + if(l_rank_valid<MAX_RANK_DIMM) - { + { l_socket=0; } else { l_socket=1; - } + } FAPI_INF(" entering set_up mcbist now and rank %d",l_rank_valid); - + rc = setup_mcbist(i_target, iv_port, MCBIST_2D_CUP_PAT8, CENSHMOO, UNMASK_ALL, 0,iv_pattern,iv_test_type,l_rank_valid,0,l_start,l_end);if(rc) return rc; //send shmoo mode to vary the address range FAPI_INF(" starting mcbist now"); @@ -329,10 +329,10 @@ fapi::ReturnCode generic_shmoo::sanity_check(const fapi::Target & i_target){ else { l_dqBitmap[l_byte] = 0x0f; - } + } //rc = dimmSetBadDqBitmap(i_target,iv_port,l_socket, l_rank_valid, l_dqBitmap);if(rc) return rc; } - } + } } rc_num = l_data_bufferx1_64.setDoubleWord(0,l_original_start_address1);if (rc_num){FAPI_ERR( "Error in function sanity_check:");rc.setEcmdError(rc_num);return rc;} rc_num = l_data_bufferx2_64.setDoubleWord(0,l_original_end_address1);if (rc_num){FAPI_ERR( "Error in function sanity_check:");rc.setEcmdError(rc_num);return rc;} @@ -342,13 +342,13 @@ fapi::ReturnCode generic_shmoo::sanity_check(const fapi::Target & i_target){ rc = fapiPutScom(i_target,MBA01_MCBIST_MCBSEARA0Q_0x030106d2,l_data_bufferx2_64); if(rc) return rc; rc = fapiPutScom(i_target,MBA01_MCBIST_MCBSSARA1Q_0x030106d1,l_data_bufferx3_64); if(rc) return rc; rc = fapiPutScom(i_target,MBA01_MCBIST_MCBSEARA1Q_0x030106d3,l_data_bufferx4_64); if(rc) return rc; - + } - + if(l_mcb_status) { FAPI_ERR("generic_shmoo:sanity_check failed !! MCBIST failed on intial run , memory is not in good state aborting shmoo"); - FAPI_SET_HWP_ERROR(rc,RC_MSS_MCBIST_ERROR); + FAPI_SET_HWP_ERROR(rc,RC_MSS_MCBIST_ERROR); return rc; } @@ -358,12 +358,12 @@ fapi::ReturnCode generic_shmoo::sanity_check(const fapi::Target & i_target){ * Function: do_mcbist_test * Description : do mcbist check for error on particular nibble * - * Parameters: i_target: mba,iv_port 0/1 , rank 0-7 , byte 0-7, nibble 0/1, pass; + * Parameters: i_target: mba,iv_port 0/1 , rank 0-7 , byte 0-7, nibble 0/1, pass; * ---------------------------------------------------------------------------*/ fapi::ReturnCode generic_shmoo::do_mcbist_test(const fapi::Target & i_target,uint8_t i_rank,uint8_t i_byte,uint8_t i_nibble,uint8_t &pass) { mcbist_mode=QUARTER_SLOW; - uint8_t l_socket=0; + uint8_t __attribute__((unused)) l_socket=0; // HACK uint8_t l_mcb_status=0; input_type l_input_type_e = ISDIMM_DQ; uint8_t i_input_index_u8=0; @@ -374,54 +374,54 @@ fapi::ReturnCode generic_shmoo::do_mcbist_test(const fapi::Target & i_target,uin uint64_t l_original_end_address1 = 0x0000000000000000; uint64_t l_original_start_address2 = 0x0000000000000000; uint64_t l_original_end_address2 = 0x0000000000000000; - ecmdDataBufferBase l_data_bufferx1_64(64); + ecmdDataBufferBase l_data_bufferx1_64(64); ecmdDataBufferBase l_data_bufferx2_64(64); - ecmdDataBufferBase l_data_bufferx3_64(64); + ecmdDataBufferBase l_data_bufferx3_64(64); ecmdDataBufferBase l_data_bufferx4_64(64); - uint64_t l_start =0x0000000000000000ull; - uint64_t l_end = 0x0000000000000000ull; + uint64_t l_start =0x0000000000000000ull; + uint64_t l_end = 0x0000000000000000ull; uint64_t l_time = 0x0000000000000000ull; rc = fapiGetScom(i_target,MBA01_MCBIST_MCBSSARA0Q_0x030106d0,l_data_bufferx1_64); if(rc) return rc; rc = fapiGetScom(i_target,MBA01_MCBIST_MCBSEARA0Q_0x030106d2,l_data_bufferx2_64); if(rc) return rc; - rc = fapiGetScom(i_target,MBA01_MCBIST_MCBSSARA1Q_0x030106d1,l_data_bufferx3_64); if(rc) return rc; + rc = fapiGetScom(i_target,MBA01_MCBIST_MCBSSARA1Q_0x030106d1,l_data_bufferx3_64); if(rc) return rc; rc = fapiGetScom(i_target,MBA01_MCBIST_MCBSEARA1Q_0x030106d3,l_data_bufferx4_64); if(rc) return rc; l_original_start_address1 = l_data_bufferx1_64.getDoubleWord (0); l_original_end_address1 = l_data_bufferx2_64.getDoubleWord (0); l_original_start_address2 = l_data_bufferx3_64.getDoubleWord (0); l_original_end_address2 = l_data_bufferx4_64.getDoubleWord (0); - + if(i_rank<4) - { + { l_socket=0; } else { l_socket=1; - } - - - + } + + + rc = setup_mcbist(i_target, iv_port, ABLE_FIVE, CENSHMOO, UNMASK_ALL, 0,iv_pattern,iv_test_type,i_rank,0,l_start,l_end);if(rc) return rc; //send shmoo mode to vary the address range - + rc = start_mcb(i_target); if(rc) { - FAPI_ERR("generic_shmoo::do_mcbist_test: Start MCBIST failed !!"); - + FAPI_ERR("generic_shmoo::do_mcbist_test: Start MCBIST failed !!"); + return rc; } rc=poll_mcb(i_target,false,&l_mcb_status,l_time); if(rc) { - FAPI_ERR("generic_shmoo::do_mcbist_test: POLL MCBIST failed !!"); - + FAPI_ERR("generic_shmoo::do_mcbist_test: POLL MCBIST failed !!"); + return rc; } rc=mcb_error_map(i_target,mcbist_error_map,iv_port,i_rank); if(rc) { - FAPI_ERR("generic_shmoo::do_mcbist_test: mcb_error_map failed!!"); - + FAPI_ERR("generic_shmoo::do_mcbist_test: mcb_error_map failed!!"); + return rc; } rc_num = l_data_bufferx1_64.setDoubleWord(0,l_original_start_address1);if (rc_num){FAPI_ERR( "Error in function do_mcbist_test:");rc.setEcmdError(rc_num);return rc;} @@ -432,7 +432,7 @@ fapi::ReturnCode generic_shmoo::do_mcbist_test(const fapi::Target & i_target,uin rc = fapiPutScom(i_target,MBA01_MCBIST_MCBSEARA0Q_0x030106d2,l_data_bufferx2_64); if(rc) return rc; rc = fapiPutScom(i_target,MBA01_MCBIST_MCBSSARA1Q_0x030106d1,l_data_bufferx3_64); if(rc) return rc; rc = fapiPutScom(i_target,MBA01_MCBIST_MCBSEARA1Q_0x030106d3,l_data_bufferx4_64); if(rc) return rc; - + if(iv_dmm_type==1) { i_input_index_u8=8*i_byte+4*i_nibble; @@ -440,12 +440,12 @@ fapi::ReturnCode generic_shmoo::do_mcbist_test(const fapi::Target & i_target,uin i_byte=l_val/8; i_nibble=l_val%4; check_error_map(i_rank,i_byte,i_nibble,pass); - + } else { check_error_map(i_rank,i_byte,i_nibble,pass); - + } return rc; } @@ -453,11 +453,11 @@ fapi::ReturnCode generic_shmoo::do_mcbist_test(const fapi::Target & i_target,uin * Function: check_error_map * Description : used by do_mcbist_test to check the error map for particular nibble * - * Parameters: iv_port 0/1 , rank 0-7 , byte 0-7, nibble 0/1, pass; + * Parameters: iv_port 0/1 , rank 0-7 , byte 0-7, nibble 0/1, pass; * ---------------------------------------------------------------------------*/ void generic_shmoo::check_error_map(uint8_t i_rank,uint8_t i_byte,uint8_t i_nibble,uint8_t &pass) { - + if( mcbist_error_map [iv_port][i_rank][i_byte][i_nibble] == 1){ pass=0; // FAPI_INF("We are in error1"); @@ -467,7 +467,7 @@ void generic_shmoo::check_error_map(uint8_t i_rank,uint8_t i_byte,uint8_t i_nib pass=1; //FAPI_INF("We are in error2"); } - + } /*------------------------------------------------------------------------------ * Function: init_multi_array @@ -477,22 +477,22 @@ void generic_shmoo::check_error_map(uint8_t i_rank,uint8_t i_byte,uint8_t i_nib * ---------------------------------------------------------------------------*/ void generic_shmoo::init_multi_array(uint32_t (&array)[MAX_DQ][MAX_RPS],uint32_t init_val) { - + uint8_t l_byte,l_nibble,l_bit,l_rp; uint8_t l_dq=0; for (l_rp=0;l_rp<MAX_RPS;++l_rp) {// Byte loop - + for(l_byte=0;l_byte<iv_MAX_BYTES;++l_byte) { //Nibble loop for(l_nibble=0;l_nibble< MAX_NIBBLES;++l_nibble) - { + { //Bit loop for(l_bit=0;l_bit<MAX_BITS;++l_bit) - { + { l_dq=8*l_byte+4*l_nibble+l_bit; array[l_dq][l_rp]=init_val; - } + } } } } @@ -511,17 +511,17 @@ fapi::ReturnCode generic_shmoo::init_multi_array_dqs(uint32_t (&array)[MAX_DQ][M uint8_t l_dq=0; for (l_rp=0;l_rp<MAX_RPS;++l_rp) {// Byte loop - + for(l_byte=0;l_byte<iv_MAX_BYTES;++l_byte) { //Nibble loop for(l_nibble=0;l_nibble< MAX_NIBBLES;++l_nibble) - { + { //Bit loop for(l_bit=0;l_bit<MAX_BITS;++l_bit) - { + { l_dq=8*l_byte+4*l_nibble+l_bit; array[l_dq][l_rp]=init_val; - } + } } } } @@ -529,65 +529,65 @@ return rc; } /*------------------------------------------------------------------------------ * Function: get_all_noms - * Description : This function gets the nominal values for each DQ + * Description : This function gets the nominal values for each DQ * - * Parameters: Target:MBA + * Parameters: Target:MBA * ---------------------------------------------------------------------------*/ fapi::ReturnCode generic_shmoo::get_all_noms(const fapi::Target & i_target) { fapi::ReturnCode rc; - + uint8_t l_rnk,l_byte,l_nibble,l_bit; uint8_t i_rnk=0; uint8_t i_rp=0; uint32_t val=0; uint8_t l_dq=0; - + input_type_t l_input_type_e = WR_DQ; access_type_t l_access_type_e = READ ; FAPI_DBG("mss_generic_shmoo : get_all_noms : Reading in all nominal values"); - - + + if(iv_shmoo_type == 1) - { + { l_input_type_e = WR_DQS; - + } else if(iv_shmoo_type == 2) - { - + { + l_input_type_e = RD_DQ; - + } else if(iv_shmoo_type == 3) - { - + { + l_input_type_e = RD_DQS; - + } - - + + for (l_rnk=0;l_rnk<iv_MAX_RANKS;++l_rnk) {// Byte loop i_rnk=valid_rank[l_rnk]; - rc = mss_getrankpair(i_target,iv_port,i_rnk,&i_rp,valid_rank);if(rc) return rc; + rc = mss_getrankpair(i_target,iv_port,i_rnk,&i_rp,valid_rank);if(rc) return rc; for(l_byte=0;l_byte<iv_MAX_BYTES;++l_byte) { //Nibble loop for(l_nibble=0;l_nibble< MAX_NIBBLES;++l_nibble) - { + { //Bit loop for(l_bit=0;l_bit<MAX_BITS;++l_bit) - { + { l_dq=8*l_byte+4*l_nibble+l_bit; - - rc=mss_access_delay_reg(i_target,l_access_type_e,iv_port,i_rnk,l_input_type_e,l_dq,0,val);if(rc) return rc; + + rc=mss_access_delay_reg(i_target,l_access_type_e,iv_port,i_rnk,l_input_type_e,l_dq,0,val);if(rc) return rc; SHMOO[iv_shmoo_type].MBA.P[iv_port].S[i_rnk].K.nom_val[l_dq][i_rp]=val; FAPI_INF("Nominal Value for rank=%d and rank pair=%d and dq=%d is %d",i_rnk,i_rp,l_dq,val); - + } } } - } + } return rc; } @@ -598,7 +598,7 @@ fapi::ReturnCode generic_shmoo::get_all_noms(const fapi::Target & i_target) * Parameters: Target:MBA,bound:RIGHT/LEFT,scenario:type of schmoo,iv_port:0/1,rank:0-7,byte:0-7,nibble:0/1,bit:0-3,pass, * ---------------------------------------------------------------------------*/ fapi::ReturnCode generic_shmoo::knob_update(const fapi::Target & i_target,bound_t bound,uint8_t scenario,uint8_t rank,uint8_t byte,uint8_t nibble,uint8_t bit,uint8_t pass,bool &flag) -{ +{ fapi::ReturnCode rc; ecmdDataBufferBase data_buffer_64(64); ecmdDataBufferBase data_buffer_64_1(64); @@ -621,21 +621,21 @@ fapi::ReturnCode generic_shmoo::knob_update(const fapi::Target & i_target,bound_ uint8_t l_dq=0; access_type_t l_access_type_e = WRITE; - - + + l_dq=8*byte+4*nibble+bit; - - rc = mss_getrankpair(i_target,iv_port,rank,&l_rp,valid_rank);if(rc) return rc; - - + + rc = mss_getrankpair(i_target,iv_port,rank,&l_rp,valid_rank);if(rc) return rc; + + if(scenario == 2) { l_input_type_e = RD_DQ; } - - + + if(bound==LEFT) { - + if(algorithm==SEQ_LIN) { l_min_value=SHMOO[scenario].static_knob.min_val; @@ -645,7 +645,7 @@ fapi::ReturnCode generic_shmoo::knob_update(const fapi::Target & i_target,bound_ rc=mss_access_delay_reg(i_target,l_access_type_e,iv_port,rank,l_input_type_e,l_dq,1,l_current_val);if(rc) return rc; rc=do_mcbist_test(i_target,rank,byte,nibble,pass); if(rc) - { + { FAPI_ERR("generic_shmoo::find_bound do_mcbist_test failed"); return rc; } @@ -654,7 +654,7 @@ fapi::ReturnCode generic_shmoo::knob_update(const fapi::Target & i_target,bound_ { pass=1; for(l_current_val=l_current_val+10;((l_current_val>l_min_value)&&(pass==1));l_current_val--) - { + { rc=mss_access_delay_reg(i_target,l_access_type_e,iv_port,rank,l_input_type_e,l_dq,0,l_current_val);if(rc) return rc; rc = fapiGetScom(i_target,MBA01_MBA_PMU0Q_0x03010437,data_buffer_64); if(rc) return rc; l_rd_cnt_A = data_buffer_64.getDoubleWord(0); @@ -714,23 +714,23 @@ fapi::ReturnCode generic_shmoo::knob_update(const fapi::Target & i_target,bound_ { pass=1; } - } + } }while(l_delta<read_counter_threshold); if(!pass) { SHMOO[scenario].MBA.P[iv_port].S[rank].K.lb_regval[l_dq][l_rp]=l_current_val; } - } + } } - + SHMOO[scenario].MBA.P[iv_port].S[rank].K.lb_regval[l_dq][l_rp]=l_current_val+l_left_del; - - + + l_current_val=SHMOO[scenario].MBA.P[iv_port].S[rank].K.nom_val[l_dq][l_rp]; FAPI_INF(" the restoring nominal value for rank=%d dq=%d and rp=%d is %d",rank,l_dq,l_rp,l_current_val); rc=mss_access_delay_reg(i_target,l_access_type_e,iv_port,rank,l_input_type_e,l_dq,0,l_current_val);if(rc) return rc; } - } + } if(bound==RIGHT) { if(algorithm==SEQ_LIN) @@ -742,12 +742,12 @@ fapi::ReturnCode generic_shmoo::knob_update(const fapi::Target & i_target,bound_ rc=mss_access_delay_reg(i_target,l_access_type_e,iv_port,rank,l_input_type_e,l_dq,1,l_current_val);if(rc) return rc; rc=do_mcbist_test(i_target,rank,byte,nibble,pass); if(rc) - { + { FAPI_ERR("generic_shmoo::find_bound do_mcbist_test failed"); return rc; } } - + if(flag) { pass=1; @@ -812,7 +812,7 @@ fapi::ReturnCode generic_shmoo::knob_update(const fapi::Target & i_target,bound_ { pass=1; } - } + } }while(l_delta<read_counter_threshold); if(!pass) { @@ -824,17 +824,17 @@ fapi::ReturnCode generic_shmoo::knob_update(const fapi::Target & i_target,bound_ } } } - + SHMOO[scenario].MBA.P[iv_port].S[rank].K.rb_regval[l_dq][l_rp]=l_current_val-l_right_del; - + FAPI_INF(" the right bound for dq=%d is %d ",l_dq,SHMOO[scenario].MBA.P[iv_port].S[rank].K.rb_regval[l_dq][l_rp]); l_current_val=SHMOO[scenario].MBA.P[iv_port].S[rank].K.nom_val[l_dq][l_rp]; FAPI_INF(" the restoring nominal value for rank=%d dq=%d and rp=%d is %d",rank,l_dq,l_rp,l_current_val); rc=mss_access_delay_reg(i_target,l_access_type_e,iv_port,rank,l_input_type_e,l_dq,0,l_current_val);if(rc) return rc; - + } } - return rc; + return rc; } /*------------------------------------------------------------------------------ * Function: knob_update_dqs @@ -851,38 +851,38 @@ fapi::ReturnCode generic_shmoo::knob_update_dqs(const fapi::Target & i_target,bo data_buffer_64_1.flushTo0(); uint32_t l_current_val=0; uint32_t l_max_value=0; - uint32_t l_min_value=0; - + uint32_t __attribute__((unused)) l_min_value=0; // HACK + uint8_t l_rp=0; input_type_t l_input_type_e = WR_DQS; uint8_t l_dq=0; access_type_t l_access_type_e = WRITE; - - if(scenario == 1) + + if(scenario == 1) { l_input_type_e = WR_DQS; } - else if(scenario == 3) + else if(scenario == 3) { l_input_type_e = RD_DQS; } - + if(bound==LEFT) { - + if(algorithm==SEQ_LIN) { l_min_value=SHMOO[scenario].static_knob.min_val; FAPI_INF(" curr val in left above = %d and pass=%d ",l_current_val,pass); for(l_current_val=SHMOO[scenario].MBA.P[iv_port].S[rank].K.nom_val[l_dq][l_rp];((l_current_val >= 20)&&(pass==1));l_current_val-=20) { - //use saurabh function for writing here + //use saurabh function for writing here FAPI_INF(" curr val in left = %d and pass=%d ",l_current_val,pass); rc=mss_access_delay_reg(i_target,l_access_type_e,iv_port,0,l_input_type_e,l_dq,0,l_current_val);if(rc) return rc; - + rc=do_mcbist_test(i_target,rank,byte,nibble,pass); if(rc) - { + { FAPI_ERR("generic_shmoo::find_bound do_mcbist_test failed"); return rc; } @@ -894,25 +894,25 @@ fapi::ReturnCode generic_shmoo::knob_update_dqs(const fapi::Target & i_target,bo FAPI_INF(" left bound = %d ",SHMOO[scenario].MBA.P[iv_port].S[rank].K.rb_regval[l_dq][l_rp]); l_current_val=SHMOO[scenario].MBA.P[iv_port].S[rank].K.nom_val[l_dq][l_rp]; rc=mss_access_delay_reg(i_target,l_access_type_e,iv_port,0,l_input_type_e,l_dq,0,l_current_val);if(rc) return rc; - + } } - + else if(bound==RIGHT) { - + if(algorithm==SEQ_LIN) { l_max_value=SHMOO[scenario].static_knob.max_val; for(l_current_val=SHMOO[scenario].MBA.P[iv_port].S[rank].K.nom_val[l_dq][l_rp];((l_current_val<l_max_value)&&(pass==1));l_current_val+=100) { - //use saurabh function for writing here + //use saurabh function for writing here FAPI_INF(" curr val = %d ",l_current_val); rc=mss_access_delay_reg(i_target,l_access_type_e,iv_port,0,l_input_type_e,l_dq,0,l_current_val);if(rc) return rc; - + rc=do_mcbist_test(i_target,rank,byte,nibble,pass); if(rc) - { + { FAPI_ERR("generic_shmoo::find_bound do_mcbist_test failed"); return rc; } @@ -922,11 +922,11 @@ fapi::ReturnCode generic_shmoo::knob_update_dqs(const fapi::Target & i_target,bo SHMOO[scenario].MBA.P[iv_port].S[rank].K.rb_regval[l_dq][l_rp]=l_current_val; } l_current_val=SHMOO[scenario].MBA.P[iv_port].S[rank].K.nom_val[l_dq][l_rp]; - + rc=mss_access_delay_reg(i_target,l_access_type_e,iv_port,0,l_input_type_e,l_dq,0,l_current_val);if(rc) return rc; FAPI_INF(" right bound = %d ",SHMOO[scenario].MBA.P[iv_port].S[rank].K.rb_regval[l_dq][l_rp]); } - + } return rc; } @@ -940,34 +940,34 @@ fapi::ReturnCode generic_shmoo::knob_update_dqs(const fapi::Target & i_target,bo fapi::ReturnCode generic_shmoo::find_bound(const fapi::Target & i_target,bound_t bound){ uint8_t l_rnk,l_byte,l_nibble,l_bit; fapi::ReturnCode rc; - + uint8_t i_rank=0; bool flag=false; - - - + + + FAPI_INF("generic_shmoo::find_bound running find_bound function "); - - + + for (l_rnk=0;l_rnk<iv_MAX_RANKS;++l_rnk) {// Byte loop i_rank=valid_rank[l_rnk]; for(l_byte=0;l_byte<iv_MAX_BYTES;++l_byte) { //Nibble loop - + for(l_nibble=0;l_nibble< MAX_NIBBLES;++l_nibble) { - + //Bit loop for(l_bit=0;l_bit< MAX_BITS;++l_bit) { // preetham function here - - + + if(iv_DQS_ON==1) rc=knob_update_dqs(i_target,bound,iv_shmoo_type,i_rank,l_byte,l_nibble,l_bit,1);if(rc) return rc; else - rc=knob_update(i_target,bound,iv_shmoo_type,i_rank,l_byte,l_nibble,l_bit,1,flag); if(rc) return rc; + rc=knob_update(i_target,bound,iv_shmoo_type,i_rank,l_byte,l_nibble,l_bit,1,flag); if(rc) return rc; } } } @@ -977,14 +977,14 @@ fapi::ReturnCode generic_shmoo::find_bound(const fapi::Target & i_target,bound_t //#ifdef char /*------------------------------------------------------------------------------ * Function: print_report - * Description : This function is used to print the information needed such as freq,voltage etc, and also the right,left and total margin + * Description : This function is used to print the information needed such as freq,voltage etc, and also the right,left and total margin * * Parameters: Target:MBA * ---------------------------------------------------------------------------*/ fapi::ReturnCode generic_shmoo::print_report(const fapi::Target & i_target) { fapi::ReturnCode rc; - + uint8_t l_rnk,l_byte,l_nibble,l_bit; uint8_t l_dq=0; uint8_t l_rp=0; @@ -996,48 +996,48 @@ fapi::ReturnCode generic_shmoo::print_report(const fapi::Target & i_target) uint8_t l_attr_eff_num_drops_per_port_u8 = 0; uint8_t l_attr_eff_dram_width_u8 = 0; fapi::Target l_target_centaur; - - + + rc = fapiGetParentChip(i_target, l_target_centaur); if(rc) return rc; - + rc = FAPI_ATTR_GET(ATTR_MSS_FREQ, &l_target_centaur, l_attr_mss_freq_u32); if(rc) return rc; rc = FAPI_ATTR_GET(ATTR_MSS_VOLT, &l_target_centaur, l_attr_mss_volt_u32); if(rc) return rc; rc = FAPI_ATTR_GET(ATTR_EFF_DIMM_TYPE, &i_target, l_attr_eff_dimm_type_u8); if(rc) return rc; rc = FAPI_ATTR_GET(ATTR_EFF_NUM_DROPS_PER_PORT, &i_target, l_attr_eff_num_drops_per_port_u8); if(rc) return rc; rc = FAPI_ATTR_GET(ATTR_EFF_DRAM_WIDTH, &i_target, l_attr_eff_dram_width_u8); if(rc) return rc; rc = FAPI_ATTR_GET(ATTR_CHIP_UNIT_POS, &i_target, l_mbapos);if(rc) return rc; - + FAPI_INF(" freq = %d on %s.", l_attr_mss_freq_u32, l_target_centaur.toEcmdString()); FAPI_INF("volt = %d on %s.", l_attr_mss_volt_u32, l_target_centaur.toEcmdString()); FAPI_INF("dimm_type = %d on %s.", l_attr_eff_dimm_type_u8, i_target.toEcmdString()); if ( l_attr_eff_dimm_type_u8 == fapi::ENUM_ATTR_EFF_DIMM_TYPE_CDIMM ) { - FAPI_INF("It is a CDIMM"); + FAPI_INF("It is a CDIMM"); } else { - FAPI_INF("It is an ISDIMM"); + FAPI_INF("It is an ISDIMM"); } FAPI_INF("num_drops_per_port = %d on %s.", l_attr_eff_num_drops_per_port_u8, i_target.toEcmdString()); FAPI_INF("num_ranks = %d on %s.", iv_MAX_RANKS,i_target.toEcmdString()); FAPI_INF("dram_width = %d on %s. \n\n", l_attr_eff_dram_width_u8, i_target.toEcmdString()); FAPI_INF("+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++"); FAPI_INF("Schmoo POS\tPort\tRank\tByte\tnibble\tbit\tNominal\t\tSetup_Limit\tHold_Limit\tWrD_Setup(ps)\tWrD_Hold(ps)\tEye_Width(ps)\tBitRate "); - - - + + + for (l_rnk=0;l_rnk<iv_MAX_RANKS;++l_rnk) {// Byte loop i_rank=valid_rank[l_rnk]; rc = mss_getrankpair(i_target,iv_port,i_rank,&l_rp,valid_rank);if(rc) return rc; for(l_byte=0;l_byte<iv_MAX_BYTES;++l_byte) { - + //Nibble loop for(l_nibble=0;l_nibble< MAX_NIBBLES;++l_nibble) { for(l_bit=0;l_bit< MAX_BITS;++l_bit) - { + { l_dq=8*l_byte+4*l_nibble+l_bit; if(iv_shmoo_type==0) @@ -1048,19 +1048,19 @@ fapi::ReturnCode generic_shmoo::print_report(const fapi::Target & i_target) { FAPI_INF("RD_EYE\t%d\t%d\t%d\t%d\t%d\t%d\t%d\t%d\t%d\t%d\t%d\t%d\t%d\n ",iv_port,l_mbapos,i_rank,l_byte,l_nibble,l_bit,SHMOO[iv_shmoo_type].MBA.P[iv_port].S[i_rank].K.nom_val[l_dq][l_rp],SHMOO[iv_shmoo_type].MBA.P[iv_port].S[i_rank].K.rb_regval[l_dq][l_rp],SHMOO[iv_shmoo_type].MBA.P[iv_port].S[i_rank].K.lb_regval[l_dq][l_rp],SHMOO[iv_shmoo_type].MBA.P[iv_port].S[i_rank].K.right_margin_val[l_dq][l_rp],SHMOO[iv_shmoo_type].MBA.P[iv_port].S[i_rank].K.left_margin_val[l_dq][l_rp],SHMOO[iv_shmoo_type].MBA.P[iv_port].S[i_rank].K.total_margin[l_dq][l_rp],l_attr_mss_freq_u32); } - + } } } } - - + + return rc; } //#endif /*------------------------------------------------------------------------------ * Function: get_margin - * Description : This function is used to get margin for setup,hold and total eye width in Ps by using frequency + * Description : This function is used to get margin for setup,hold and total eye width in Ps by using frequency * * Parameters: Target:MBA * ---------------------------------------------------------------------------*/ @@ -1076,26 +1076,26 @@ fapi::ReturnCode generic_shmoo::get_margin(const fapi::Target & i_target) uint8_t i_rank=0; uint64_t l_factor=0; uint64_t l_factor_ps=1000000000; - + //FAPI_INF(" the factor is % llu ",l_cyc); - + fapi::Target l_target_centaur; rc = fapiGetParentChip(i_target, l_target_centaur); if(rc) return rc; rc = FAPI_ATTR_GET(ATTR_MSS_FREQ, &l_target_centaur, l_attr_mss_freq_margin_u32); if(rc) return rc; l_freq=l_attr_mss_freq_margin_u32/2; - l_cyc=l_cyc/l_freq;// converting to zepto to get more accurate data + l_cyc=l_cyc/l_freq;// converting to zepto to get more accurate data l_factor=l_cyc/128; //FAPI_INF("l_factor is % llu ",l_factor); - - - + + + for (l_rnk=0;l_rnk<iv_MAX_RANKS;++l_rnk) {// Byte loop i_rank=valid_rank[l_rnk]; - rc = mss_getrankpair(i_target,iv_port,i_rank,&l_rp,valid_rank);if(rc) return rc; + rc = mss_getrankpair(i_target,iv_port,i_rank,&l_rp,valid_rank);if(rc) return rc; for(l_byte=0;l_byte<iv_MAX_BYTES;++l_byte) { - + //Nibble loop for(l_nibble=0;l_nibble< MAX_NIBBLES;++l_nibble) { @@ -1110,16 +1110,16 @@ fapi::ReturnCode generic_shmoo::get_margin(const fapi::Target & i_target) } } } - - + + return rc; } /*------------------------------------------------------------------------------ * Function: get_min_margin - * Description : This function is used to get the minimum margin of all the schmoo margins + * Description : This function is used to get the minimum margin of all the schmoo margins * - * Parameters: Target:MBA,right minimum margin , left minimum margin, pass fail + * Parameters: Target:MBA,right minimum margin , left minimum margin, pass fail * ---------------------------------------------------------------------------*/ fapi::ReturnCode generic_shmoo::get_min_margin(const fapi::Target & i_target,uint32_t *o_right_min_margin,uint32_t *o_left_min_margin) { @@ -1130,19 +1130,19 @@ fapi::ReturnCode generic_shmoo::get_min_margin(const fapi::Target & i_target,uin uint8_t l_dq=0; uint8_t l_rp=0; - - - + + + for (l_rnk=0;l_rnk<iv_MAX_RANKS;++l_rnk) {// Byte loop for(l_byte=0;l_byte<iv_MAX_BYTES;++l_byte) { - + //Nibble loop for(l_nibble=0;l_nibble< MAX_NIBBLES;++l_nibble) { for(l_bit=0;l_bit< MAX_BITS;++l_bit) - { + { l_dq=8*l_byte+4*l_nibble+l_bit; if(SHMOO[iv_shmoo_type].MBA.P[iv_port].S[l_rnk].K.right_margin_val[l_dq][l_rp]<l_temp_right) { @@ -1156,12 +1156,12 @@ fapi::ReturnCode generic_shmoo::get_min_margin(const fapi::Target & i_target,uin } } } - - - // hacked for now till schmoo is running + + + // hacked for now till schmoo is running *o_right_min_margin=l_temp_right; *o_left_min_margin=l_temp_left; return rc; } - + }//Extern C |
