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|
/* IBM_PROLOG_BEGIN_TAG */
/* This is an automatically generated prolog. */
/* */
/* $Source: src/usr/hwpf/hwp/dram_training/mss_draminit_trainadv/mss_generic_shmoo.C $ */
/* */
/* IBM CONFIDENTIAL */
/* */
/* COPYRIGHT International Business Machines Corp. 2012,2013 */
/* */
/* p1 */
/* */
/* Object Code Only (OCO) source materials */
/* Licensed Internal Code Source Materials */
/* IBM HostBoot Licensed Internal Code */
/* */
/* The source code for this program is not published or otherwise */
/* divested of its trade secrets, irrespective of what has been */
/* deposited with the U.S. Copyright Office. */
/* */
/* Origin: 30 */
/* */
/* IBM_PROLOG_END_TAG */
// $Id: mss_generic_shmoo.C,v 1.45 2013/04/23 13:57:28 sasethur Exp $
// *!***************************************************************************
// *! (C) Copyright International Business Machines Corp. 1997, 1998
// *! All Rights Reserved -- Property of IBM
// *! *** IBM Confidential ***
// *!***************************************************************************
// *! FILENAME : mss_generic_shmoo.C
// *! TITLE : MSS Generic Shmoo Implementation
// *! DESCRIPTION : Memory Subsystem Generic Shmoo -- abstraction for HB
// *! CONTEXT : To make all shmoos share a common abstraction layer
// *!
// *! OWNER NAME : Abhijit Saurabh Email: abhijit.saurabh@in.ibm.com
// *! BACKUP NAME : preetham Email: preeragh@in.ibm.com
// *!
// *!***************************************************************************
// CHANGE HISTORY:
//------------------------------------------------------------------------------
// Version:|Author: | Date: | Comment:
// --------|--------|---------|--------------------------------------------------
// 1.44 |bellows |04/22/13 | fixed fw comments
// 1.43 |bellows |04/11/13 | quick fix for firmware delivery. Uninitialized varialbles: i_mcbtest, i_mcbpatt
// 1.42 |abhijit |04/09/13 | added shmoo param
// 1.40 |abhijit |03/22/13 | Fixed boundary checks
// 1.38 |abhijit |03/19/13 | included spare byte and ECC and fixed printing for RD_EYE
// 1.36 |abhijit |03/19/13 | changed mcbist call position
// 1.35 |abhijit |03/16/13 | fixed clearing of error map regs for mba23
// 1.32 |abhijit |03/12/13 | new parallel schmoo under dev
// 1.27 |abhijit |01/21/13 | fixed ISDIMM mapping need some workaround
// 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
// 1.14 |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
// 1.0 |varkeykv|27-Sep-11|Initial check in
//------------------------------------------------------------------------------
#include <fapi.H>
#include "mss_generic_shmoo.H"
#include "mss_mcbist.H"
#include <dimmBadDqBitmapFuncs.H>
#include <mss_access_delay_reg.H>
extern "C"
{
using namespace fapi;
// 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
*
* Parameters: i_target: mba; iv_port: 0, 1
* ---------------------------------------------------------------------------*/
generic_shmoo:: generic_shmoo(uint8_t addr,shmoo_type_t shmoo_mask,shmoo_algorithm_t shmoo_algorithm)
{
//this->shmoo_mask=shmoo_mask; //! Sets what Shmoos the caller wants to run
this->algorithm=shmoo_algorithm ;
this->iv_addr=addr ;
//iv_MAX_RANKS=8;
iv_MAX_BYTES=10;
iv_DQS_ON=0;
iv_pattern=0;
iv_test_type=0;
iv_dmm_type=0;
iv_shmoo_param=0;
for(int p=0;p<MAX_PORT;++p)
{
for(int i=0;i<iv_MAX_RANKS[p];++i)
{
valid_rank[i]=0;
}
}
for(int p=0;p<MAX_PORT;++p)
{
iv_MAX_RANKS[p]=4;
}
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;
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;
}
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;
}
if(shmoo_mask & RD_EYE)
{
FAPI_DBG("mss_generic_shmoo : RD_EYE selected %d",shmoo_mask);
iv_shmoo_type = 2;
SHMOO[2].static_knob.min_val=2;
SHMOO[2].static_knob.max_val=128;
}
if(shmoo_mask & WRT_DQS) //preet
{
FAPI_DBG("mss_generic_shmoo : WRT_DQS selected %d",shmoo_mask);
iv_shmoo_type = 1;
iv_DQS_ON = 1;
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=2;
SHMOO[3].static_knob.max_val=128;
}
for(int i=0;i<MAX_PORT;++i)
{
for(int j=0;j<iv_MAX_RANKS[i];++j)
{
init_multi_array(SHMOO[iv_shmoo_type].MBA.P[i].S[j].K.nom_val,0);
init_multi_array(SHMOO[iv_shmoo_type].MBA.P[i].S[j].K.lb_regval,SHMOO[iv_shmoo_type].static_knob.min_val);
init_multi_array(SHMOO[iv_shmoo_type].MBA.P[i].S[j].K.rb_regval,SHMOO[iv_shmoo_type].static_knob.max_val);
init_multi_array(SHMOO[iv_shmoo_type].MBA.P[i].S[j].K.total_margin,0);
init_multi_array(SHMOO[iv_shmoo_type].MBA.P[i].S[j].K.right_margin_val,0);
init_multi_array(SHMOO[iv_shmoo_type].MBA.P[i].S[j].K.left_margin_val,0);
}
}
if(iv_DQS_ON == 1)
{ for(int i=0;i<MAX_PORT;++i)
{
for(int j=0;j<iv_MAX_RANKS[i];++j) //initialize values for DQS
{
init_multi_array_dqs(SHMOO[iv_shmoo_type].MBA.P[i].S[j].K.nom_val,0);
init_multi_array_dqs(SHMOO[iv_shmoo_type].MBA.P[i].S[j].K.lb_regval,SHMOO[iv_shmoo_type].static_knob.min_val);
init_multi_array_dqs(SHMOO[iv_shmoo_type].MBA.P[i].S[j].K.rb_regval,SHMOO[iv_shmoo_type].static_knob.max_val);
init_multi_array_dqs(SHMOO[iv_shmoo_type].MBA.P[i].S[j].K.total_margin,0);
init_multi_array_dqs(SHMOO[iv_shmoo_type].MBA.P[i].S[j].K.right_margin_val,0);
init_multi_array_dqs(SHMOO[iv_shmoo_type].MBA.P[i].S[j].K.left_margin_val,0);
}
}
}
}
/*------------------------------------------------------------------------------
* Function: run
* Description : ! Delegator function that runs shmoo using other functions
*
* 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,uint32_t i_shmoo_param){
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;
//uint8_t l_val=2;
iv_shmoo_param=i_shmoo_param;
ecmdDataBufferBase l_data_buffer1_64(64);
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;
iv_MAX_RANKS[0]=num_ranks_per_dimm[0][0]+num_ranks_per_dimm[0][1];
iv_MAX_RANKS[1]=num_ranks_per_dimm[1][0]+num_ranks_per_dimm[1][1];
iv_pattern=i_pattern;
iv_test_type=i_test_type;
if ( l_attr_eff_dimm_type_u8 == 0 )
{
iv_MAX_BYTES=10;
}
else
{
iv_dmm_type=1;
iv_MAX_BYTES=9;
}
//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){
FAPI_INF("This procedure wont change any delay settings");
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
if(!rc.ok())
{
FAPI_ERR("generic_shmoo::run MSS Generic Shmoo failed initial Sanity Check. Memory not in an all pass Condition");
return rc;
}
}else{
// 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;
// }
// If memory is OK then we continue to gather nominals and config values
// Now Read nominal values for all knobs configured
// FAPI_DBG("mss_generic_shmoo : run() :read nominal values ");
rc=get_all_noms(i_target);if(rc) return rc;
rc=schmoo_setup_mcb(i_target);if(rc) return rc;
//Find RIGHT BOUND OR SETUP BOUND
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
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;
// It is used to print the schmoo report
rc=print_report(i_target);if(rc) return rc;
}
return rc;
}
/*------------------------------------------------------------------------------
* Function: sanity_check
* Description : do intial mcbist check in nominal and report spd if any bad bit found
*
* Parameters: i_target: mba;
* ---------------------------------------------------------------------------*/
fapi::ReturnCode generic_shmoo::sanity_check(const fapi::Target & i_target){
fapi:: ReturnCode rc;
mcbist_mode=QUARTER_SLOW;
uint8_t l_mcb_status=0;
uint64_t l_time = 0x0000000000000000ull;
uint8_t l_rank_valid = 0;
FAPI_INF(" entering set_up mcbist now and rank %d",l_rank_valid);
//rc = setup_mcbist(i_target, 0, MCBIST_2D_CUP_PAT8, CENSHMOO, UNMASK_ALL, 0,iv_pattern,iv_test_type,l_rank_valid,0,l_start,l_end,0);if(rc) return rc; //send shmoo mode to vary the address range
rc=schmoo_setup_mcb(i_target);if(rc) return rc;
FAPI_INF(" starting mcbist now");
rc=start_mcb(i_target);if(rc) return rc;
FAPI_INF(" polling mcbist now");
rc=poll_mcb(i_target,false,&l_mcb_status,l_time);if(rc) return rc;
FAPI_INF(" checking error map ");
rc=mcb_error_map(i_target,mcbist_error_map,0,l_rank_valid);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);
return rc;
}
return rc;
}
/*------------------------------------------------------------------------------
* 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;
* ---------------------------------------------------------------------------*/
fapi::ReturnCode generic_shmoo::do_mcbist_test(const fapi::Target & i_target)
{
fapi::ReturnCode rc;
uint64_t l_time = 0x0000000000000000ull;
uint32_t rc_num =0;
uint8_t l_mcb_status=0;
ecmdDataBufferBase l_data_buffer_64(64);
rc_num = l_data_buffer_64.flushTo0();if (rc_num){FAPI_ERR( "Error in function mcb_reset_trap:");rc.setEcmdError(rc_num);return rc;}
//PORT - A
rc = fapiPutScom(i_target,MBS_MCBIST01_MCBEMA1Q_0x0201166a,l_data_buffer_64); if(rc) return(rc);
rc = fapiPutScom(i_target,MBS_MCBIST01_MCBEMA2Q_0x0201166b,l_data_buffer_64); if(rc) return(rc);
rc = fapiPutScom(i_target,MBS_MCBIST01_MCBEMA3Q_0x0201166c,l_data_buffer_64); if(rc) return(rc);
//PORT - B
rc = fapiPutScom(i_target,MBS_MCBIST01_MCBEMB1Q_0x0201166d,l_data_buffer_64); if(rc) return(rc);
rc = fapiPutScom(i_target,MBS_MCBIST01_MCBEMB2Q_0x0201166e,l_data_buffer_64); if(rc) return(rc);
rc = fapiPutScom(i_target,MBS_MCBIST01_MCBEMB3Q_0x0201166f,l_data_buffer_64); if(rc) return(rc);
// MBS 23
rc = fapiPutScom(i_target,0x0201176a,l_data_buffer_64); if(rc) return(rc);
rc = fapiPutScom(i_target,0x0201176b,l_data_buffer_64); if(rc) return(rc);
rc = fapiPutScom(i_target,0x0201176c,l_data_buffer_64); if(rc) return(rc);
//PORT - B
rc = fapiPutScom(i_target,0x0201176d,l_data_buffer_64); if(rc) return(rc);
rc = fapiPutScom(i_target,0x0201176e,l_data_buffer_64); if(rc) return(rc);
rc = fapiPutScom(i_target,0x0201176f,l_data_buffer_64); if(rc) return(rc);
rc = start_mcb(i_target);
if(rc)
{
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 !!");
return rc;
}
//FAPI_INF("\n abhijit is here 1 \n");
return rc;
}
/*------------------------------------------------------------------------------
* 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;
* ---------------------------------------------------------------------------*/
fapi::ReturnCode generic_shmoo::check_error_map(const fapi::Target & i_target,uint8_t port,uint8_t &pass)
{
fapi::ReturnCode rc;
uint8_t l_byte,l_rnk;
uint8_t l_nibble;
uint8_t l_byte_is;
uint8_t l_nibble_is;
uint8_t l_n=0;
pass=1;
uint8_t l_p=0;
input_type l_input_type_e = ISDIMM_DQ;
uint8_t i_input_index_u8=0;
uint8_t l_val =0;
uint8_t i_rp=0;
uint8_t rank=0;
uint8_t l_max_byte=10;
uint8_t l_max_nibble=20;
if(iv_dmm_type==1)
{
l_max_byte=9;
l_max_nibble=18;
}
// rc=mcb_error_map(i_target,mcbist_error_map,port,i_rank);
// if(rc)
// {
// FAPI_ERR("generic_shmoo::do_mcbist_test: mcb_error_map failed!!");
// return rc;
// }
for (l_p=0;l_p<MAX_PORT;l_p++){
for (l_rnk=0;l_rnk<iv_MAX_RANKS[l_p];++l_rnk)
{// Byte loop
rc = mss_getrankpair(i_target,l_p,0,&i_rp,valid_rank);if(rc) return rc;
rank=valid_rank[l_rnk];
rc=mcb_error_map(i_target,mcbist_error_map,port,rank);
if(rc)
{
FAPI_ERR("generic_shmoo::do_mcbist_test: mcb_error_map failed!!");
return rc;
}
l_n=0;
for(l_byte=0;l_byte<l_max_byte;++l_byte)
{
// if(l_byte==9){
// if(iv_dmm_type==1)
// {
// continue;
// }
// }
//Nibble loop
for(l_nibble=0;l_nibble< MAX_NIBBLES;++l_nibble)
{
if(iv_dmm_type==1)
{
i_input_index_u8=8*l_byte+4*l_nibble;
//FAPI_INF("\n ISDIMM input byte=%d and nibble=%d and bit returned is %d \n",l_byte,l_nibble,l_val);
rc=rosetta_map(i_target,l_p,l_input_type_e,i_input_index_u8,0,l_val);if(rc) return rc;
//FAPI_INF("\n ISDIMM input byte=%d and nibble=%d and bit returned is %d \n",l_byte,l_nibble,l_val);
l_byte_is=l_val/8;
l_nibble_is=l_val%8;
if(l_nibble_is>3){
l_nibble_is=1;
}else{
l_nibble_is=0;
}
//FAPI_INF("\n the final byte and nibble is %d and %d for rank=%d \n",l_byte_is,l_nibble_is,i_rank);
if( mcbist_error_map [l_p][l_rnk][l_byte_is][l_nibble_is] == 1){
//pass=0;
schmoo_error_map[l_p][rank][l_n]=1;
//FAPI_INF("We are in error and nibble is %d and rank is %d and port is %d \n",l_n,rank,l_p);
}
else
{
//schmoo_error_map[l_p][rank][l_n]=0;
//pass=0;
//FAPI_INF("We are in error2");
}
} else {
if( mcbist_error_map [l_p][l_rnk][l_byte][l_nibble] == 1){
//pass=0;
schmoo_error_map[l_p][rank][l_n]=1;
//FAPI_INF("We are in error and nibble is %d and rank is %d and port is %d \n",l_n,rank,l_p);
}
else
{
//schmoo_error_map[l_p][rank][l_n]=0;
//pass=0;
//FAPI_INF("We are in error2");
}
}
l_n++;
}
}
}
}
for (l_p=0;l_p<MAX_PORT;l_p++){
for (l_rnk=0;l_rnk<iv_MAX_RANKS[l_p];++l_rnk)
{// Byte loop
rc = mss_getrankpair(i_target,l_p,0,&i_rp,valid_rank);if(rc) return rc;
rank=valid_rank[l_rnk];
for (l_n=0; l_n<l_max_nibble;l_n++){
if(schmoo_error_map[l_p][rank][l_n]==0){
//FAPI_INF("\n the port=%d and nibble=%d and value for error map =%d \n",l_p,l_n,schmoo_error_map[l_p][rank][l_n]);
pass=0;
}
}
}
}
return rc;
}
/*------------------------------------------------------------------------------
* Function: init_multi_array
* Description : This function do the initialization of various schmoo parameters
*
* Parameters: the array address and the initial value
* ---------------------------------------------------------------------------*/
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;
}
}
}
}
}
/*------------------------------------------------------------------------------
* Function: init_multi_array_dqs
* Description : This function do the initialization of various schmoo parameters
*
* Parameters: the array address and the initial value
* ---------------------------------------------------------------------------*/
fapi::ReturnCode generic_shmoo::init_multi_array_dqs(uint32_t (&array)[MAX_DQ][MAX_RPS],uint32_t init_val)
{
fapi::ReturnCode rc;
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;
}
}
}
}
return rc;
}
/*------------------------------------------------------------------------------
* Function: get_all_noms
* Description : This function gets the nominal values for each DQ
*
* 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;
uint8_t l_p=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_p=0;l_p<MAX_PORT;l_p++){
for (l_rnk=0;l_rnk<iv_MAX_RANKS[l_p];++l_rnk)
{// Byte loop
rc = mss_getrankpair(i_target,l_p,0,&i_rp,valid_rank);if(rc) return rc;
i_rnk=valid_rank[l_rnk];
rc = mss_getrankpair(i_target,l_p,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,l_p,i_rnk,l_input_type_e,l_dq,0,val);if(rc) return rc;
SHMOO[iv_shmoo_type].MBA.P[l_p].S[i_rnk].K.nom_val[l_dq][i_rp]=val;
FAPI_INF("Nominal Value for port=%d rank=%d and rank pair=%d and dq=%d is %d",l_p,i_rnk,i_rp,l_dq,val);
}
}
}
}
}
return rc;
}
/*------------------------------------------------------------------------------
* Function: knob_update
* Description : This is a key function is used to find right and left bound using new algorithm -- there is an option u can chose not to use it by setting a flag
*
* 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 bit,uint8_t pass,bool &flag)
{
fapi::ReturnCode rc;
ecmdDataBufferBase data_buffer_64(64);
ecmdDataBufferBase data_buffer_64_1(64);
uint8_t l_rp=0;
input_type_t l_input_type_e = WR_DQ;
uint8_t l_dq=0;
access_type_t l_access_type_e = WRITE;
uint8_t l_n=0;
uint8_t l_p=0;
uint16_t l_delay=0;
//uint32_t l_max=0;
uint16_t l_max_limit=500;
uint8_t rank=0;
uint8_t l_rank=0;
uint8_t l_SCHMOO_NIBBLES=20;
uint8_t i_rp=0;
if(iv_dmm_type==1)
{
l_SCHMOO_NIBBLES=18;
}
//rc = mss_getrankpair(i_target,iv_port,rank,&l_rp,valid_rank);if(rc) return rc;
for (l_p=0;l_p<MAX_PORT;l_p++){
for(int i=0;i<iv_MAX_RANKS[l_p];i++){
rc = mss_getrankpair(i_target,l_p,0,&i_rp,valid_rank);if(rc) return rc;
rank=valid_rank[i];
for (l_n=0; l_n<l_SCHMOO_NIBBLES;l_n++){
schmoo_error_map[l_p][rank][l_n]=0;
}
}
}
if(scenario == 2) {
l_input_type_e = RD_DQ;
l_max_limit=127;
}
if(bound==RIGHT)
{
if(algorithm==SEQ_LIN)
{
for (l_delay=1;((pass==0));l_delay++){
for (l_p=0;l_p<MAX_PORT;l_p++){
for (l_rank=0;l_rank<iv_MAX_RANKS[l_p];++l_rank)
{
l_dq=bit;
rc = mss_getrankpair(i_target,l_p,0,&l_rp,valid_rank);if(rc) return rc;
rank=valid_rank[l_rank];
rc = mss_getrankpair(i_target,l_p,rank,&l_rp,valid_rank);if(rc) return rc;
for (l_n=0; l_n<l_SCHMOO_NIBBLES;l_n++){
if(schmoo_error_map[l_p][rank][l_n]==0){
SHMOO[scenario].MBA.P[l_p].S[rank].K.rb_regval[l_dq][l_rp]=SHMOO[scenario].MBA.P[l_p].S[rank].K.nom_val[l_dq][l_rp]+l_delay;
FAPI_INF("\n value of delay rank=%d for port=%d bit=%d is %d ",rank,l_p,l_dq,SHMOO[scenario].MBA.P[l_p].S[rank].K.rb_regval[l_dq][l_rp]);
rc=mss_access_delay_reg(i_target,l_access_type_e,l_p,rank,l_input_type_e,l_dq,0,SHMOO[scenario].MBA.P[l_p].S[rank].K.rb_regval[l_dq][l_rp]);if(rc) return rc;
}
if(SHMOO[scenario].MBA.P[l_p].S[rank].K.rb_regval[l_dq][l_rp]>l_max_limit){
schmoo_error_map[l_p][rank][l_n]=1;
}
l_dq=l_dq+4;
}
}
}
rc=do_mcbist_test(i_target);
if(rc)
{
FAPI_ERR("generic_shmoo::find_bound do_mcbist_test failed");
return rc;
}
rc=check_error_map(i_target,l_p,pass);
if(rc)
{
FAPI_ERR("generic_shmoo::find_bound do_mcbist_test failed");
return rc;
}
}
for (l_p=0;l_p<MAX_PORT;l_p++){
for (l_rank=0;l_rank<iv_MAX_RANKS[l_p];++l_rank)
{
l_dq=bit;
rc = mss_getrankpair(i_target,l_p,0,&l_rp,valid_rank);if(rc) return rc;
rank=valid_rank[l_rank];
rc = mss_getrankpair(i_target,l_p,rank,&l_rp,valid_rank);if(rc) return rc;
for (l_n=0; l_n<l_SCHMOO_NIBBLES;l_n++){
rc=mss_access_delay_reg(i_target,l_access_type_e,l_p,rank,l_input_type_e,l_dq,0,SHMOO[scenario].MBA.P[l_p].S[rank].K.nom_val[l_dq][l_rp]);if(rc) return rc;
l_dq=l_dq+4;
}
}
}
}
}
if(bound==LEFT)
{
if(algorithm==SEQ_LIN)
{
for (l_delay=1;(pass==0);l_delay++){
for (l_p=0;l_p<MAX_PORT;l_p++){
for (l_rank=0;l_rank<iv_MAX_RANKS[l_p];++l_rank)
{
l_dq=bit;
rc = mss_getrankpair(i_target,l_p,0,&l_rp,valid_rank);if(rc) return rc;
rank=valid_rank[l_rank];
rc = mss_getrankpair(i_target,l_p,rank,&l_rp,valid_rank);if(rc) return rc;
for (l_n=0; l_n<l_SCHMOO_NIBBLES;l_n++){
//l_max=SHMOO[scenario].MBA.P[l_p].S[rank].K.lb_regval[l_dq][l_rp];
if(schmoo_error_map[l_p][rank][l_n]==0){
SHMOO[scenario].MBA.P[l_p].S[rank].K.lb_regval[l_dq][l_rp]=SHMOO[scenario].MBA.P[l_p].S[rank].K.nom_val[l_dq][l_rp]-l_delay;
//l_max=SHMOO[scenario].MBA.P[l_p].S[rank].K.lb_regval[l_dq][l_rp];
FAPI_INF("\n left value of delay rank=%d for port=%d bit=%d is %d ",rank,l_p,l_dq,SHMOO[scenario].MBA.P[l_p].S[rank].K.lb_regval[l_dq][l_rp]);
rc=mss_access_delay_reg(i_target,l_access_type_e,l_p,rank,l_input_type_e,l_dq,0,SHMOO[scenario].MBA.P[l_p].S[rank].K.lb_regval[l_dq][l_rp]);if(rc) return rc;
}
if(SHMOO[scenario].MBA.P[l_p].S[rank].K.lb_regval[l_dq][l_rp] == 0){
schmoo_error_map[l_p][rank][l_n] = 1;
}
l_dq=l_dq+4;
}
}
}
rc=do_mcbist_test(i_target);
if(rc)
{
FAPI_ERR("generic_shmoo::find_bound do_mcbist_test failed");
return rc;
}
rc=check_error_map(i_target,l_p,pass);
if(rc)
{
FAPI_ERR("generic_shmoo::find_bound do_mcbist_test failed");
return rc;
}
}
for (l_p=0;l_p<MAX_PORT;l_p++){
for (l_rank=0;l_rank<iv_MAX_RANKS[l_p];++l_rank)
{
l_dq=bit;
rc = mss_getrankpair(i_target,l_p,0,&l_rp,valid_rank);if(rc) return rc;
rank=valid_rank[l_rank];
rc = mss_getrankpair(i_target,l_p,rank,&l_rp,valid_rank);if(rc) return rc;
for (l_n=0; l_n<l_SCHMOO_NIBBLES;l_n++){
rc=mss_access_delay_reg(i_target,l_access_type_e,l_p,rank,l_input_type_e,l_dq,0,SHMOO[scenario].MBA.P[l_p].S[rank].K.nom_val[l_dq][l_rp]);if(rc) return rc;
l_dq=l_dq+4;
}
}
}
}
}
return rc;
}
/*------------------------------------------------------------------------------
* Function: knob_update_dqs
* Description : This is a key function is used to find right and left bound using new algorithm -- there is an option u can chose not to use it by setting a flag
*
* 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_dqs(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)
{
fapi::ReturnCode rc;
ecmdDataBufferBase data_buffer_64(64);
ecmdDataBufferBase data_buffer_64_1(64);
data_buffer_64.flushTo0();
data_buffer_64_1.flushTo0();
uint32_t l_current_val=0;
uint32_t l_max_value=0;
uint32_t l_min_value=0;
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)
{
l_input_type_e = WR_DQS;
}
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
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;
}
}
if(!pass)
{
SHMOO[scenario].MBA.P[iv_port].S[rank].K.lb_regval[l_dq][l_rp]=l_current_val;
}
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
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;
}
}
if(!pass)
{
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;
}
*/
/*------------------------------------------------------------------------------
* Function: find_bound
* Description : This function calls the knob_update for each DQ which is used to find bound that is left/right according to schmoo type
*
* Parameters: Target:MBA,bound:RIGHT/LEFT,
* ---------------------------------------------------------------------------*/
fapi::ReturnCode generic_shmoo::find_bound(const fapi::Target & i_target,bound_t bound){
uint8_t l_bit;
fapi::ReturnCode rc;
uint8_t pass=0;
bool flag=false;
FAPI_INF("generic_shmoo::find_bound running find_bound function ");
//Bit loop
for(l_bit=0;l_bit< MAX_BITS;++l_bit)
{
// preetham function here
pass=0;
//FAPI_INF("\n abhijit is inside find bound 0 \n");
rc=knob_update(i_target,bound,iv_shmoo_type,l_bit,pass,flag); if(rc) return rc;
}
return rc;
}
//#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
*
* 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;
uint8_t l_p=0;
uint8_t i_rank=0;
uint8_t l_mbapos = 0;
uint32_t l_attr_mss_freq_u32 = 0;
uint32_t l_attr_mss_volt_u32 = 0;
uint8_t l_attr_eff_dimm_type_u8 = 0;
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");
}
else
{
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\tVref_Multiplier ");
for (l_p=0;l_p<MAX_PORT;l_p++){
for (l_rnk=0;l_rnk<iv_MAX_RANKS[l_p];++l_rnk)
{ rc = mss_getrankpair(i_target,l_p,0,&l_rp,valid_rank);if(rc) return rc;
i_rank=valid_rank[l_rnk];
rc = mss_getrankpair(i_target,l_p,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)
{
FAPI_INF("WR_EYE %d\t%d\t%d\t%d\t%d\t%d\t%d\t\t%d\t\t%d\t\t%d\t\t%d\t\t%d\t\t%d\t\t%d\n ",l_mbapos,l_p,i_rank,l_byte,l_nibble,l_bit,SHMOO[iv_shmoo_type].MBA.P[l_p].S[i_rank].K.nom_val[l_dq][l_rp],SHMOO[iv_shmoo_type].MBA.P[l_p].S[i_rank].K.rb_regval[l_dq][l_rp],SHMOO[iv_shmoo_type].MBA.P[l_p].S[i_rank].K.lb_regval[l_dq][l_rp],SHMOO[iv_shmoo_type].MBA.P[l_p].S[i_rank].K.right_margin_val[l_dq][l_rp],SHMOO[iv_shmoo_type].MBA.P[l_p].S[i_rank].K.left_margin_val[l_dq][l_rp],SHMOO[iv_shmoo_type].MBA.P[l_p].S[i_rank].K.total_margin[l_dq][l_rp],l_attr_mss_freq_u32,iv_shmoo_param);
}
if(iv_shmoo_type==2)
{
FAPI_INF("RD_EYE %d\t%d\t%d\t%d\t%d\t%d\t%d\t\t%d\t\t%d\t\t%d\t\t%d\t\t%d\t\t%d\t\t%d\n ",l_mbapos,l_p,i_rank,l_byte,l_nibble,l_bit,SHMOO[iv_shmoo_type].MBA.P[l_p].S[i_rank].K.nom_val[l_dq][l_rp],SHMOO[iv_shmoo_type].MBA.P[l_p].S[i_rank].K.lb_regval[l_dq][l_rp],SHMOO[iv_shmoo_type].MBA.P[l_p].S[i_rank].K.rb_regval[l_dq][l_rp],SHMOO[iv_shmoo_type].MBA.P[l_p].S[i_rank].K.left_margin_val[l_dq][l_rp],SHMOO[iv_shmoo_type].MBA.P[l_p].S[i_rank].K.right_margin_val[l_dq][l_rp],SHMOO[iv_shmoo_type].MBA.P[l_p].S[i_rank].K.total_margin[l_dq][l_rp],l_attr_mss_freq_u32,iv_shmoo_param);
}
}
}
}
}
}
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
*
* Parameters: Target:MBA
* ---------------------------------------------------------------------------*/
fapi::ReturnCode generic_shmoo::get_margin(const fapi::Target & i_target)
{
fapi::ReturnCode rc;
uint8_t l_rnk,l_byte,l_nibble,l_bit;
uint32_t l_attr_mss_freq_margin_u32 = 0;
uint32_t l_freq=0;
uint64_t l_cyc = 1000000000000000ULL;
uint8_t l_dq=0;
uint8_t l_rp=0;
uint8_t l_p=0;
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_factor=l_cyc/128;
//FAPI_INF("l_factor is % llu ",l_factor);
for (l_p=0;l_p<MAX_PORT;l_p++){
for (l_rnk=0;l_rnk<iv_MAX_RANKS[l_p];++l_rnk)
{
rc = mss_getrankpair(i_target,l_p,0,&l_rp,valid_rank);if(rc) return rc;
i_rank=valid_rank[l_rnk];
rc = mss_getrankpair(i_target,l_p,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;
//FAPI_INF(" the right bound = %d and nominal = %d",SHMOO[iv_shmoo_type].MBA.P[l_p].S[i_rank].K.rb_regval[l_dq][l_rp],SHMOO[iv_shmoo_type].MBA.P[l_p].S[i_rank].K.nom_val[l_dq][l_rp]);
if(iv_shmoo_type==2)
{
if(SHMOO[iv_shmoo_type].MBA.P[l_p].S[i_rank].K.lb_regval[l_dq][l_rp] == 0){
//FAPI_INF("\n abhijit saurabh is here and dq=%d \n",l_dq);
SHMOO[iv_shmoo_type].MBA.P[l_p].S[i_rank].K.lb_regval[l_dq][l_rp]=0;
SHMOO[iv_shmoo_type].MBA.P[l_p].S[i_rank].K.lb_regval[l_dq][l_rp]=SHMOO[iv_shmoo_type].MBA.P[l_p].S[i_rank].K.lb_regval[l_dq][l_rp]-2;
//FAPI_INF("\n the value of left bound after is %d \n",SHMOO[iv_shmoo_type].MBA.P[l_p].S[i_rank].K.lb_regval[l_dq][l_rp]);
}
}
SHMOO[iv_shmoo_type].MBA.P[l_p].S[i_rank].K.rb_regval[l_dq][l_rp]=SHMOO[iv_shmoo_type].MBA.P[l_p].S[i_rank].K.rb_regval[l_dq][l_rp]-1;
SHMOO[iv_shmoo_type].MBA.P[l_p].S[i_rank].K.lb_regval[l_dq][l_rp]=SHMOO[iv_shmoo_type].MBA.P[l_p].S[i_rank].K.lb_regval[l_dq][l_rp]+1;
SHMOO[iv_shmoo_type].MBA.P[l_p].S[i_rank].K.right_margin_val[l_dq][l_rp]=((SHMOO[iv_shmoo_type].MBA.P[l_p].S[i_rank].K.rb_regval[l_dq][l_rp]-SHMOO[iv_shmoo_type].MBA.P[l_p].S[i_rank].K.nom_val[l_dq][l_rp])*l_factor)/l_factor_ps;
SHMOO[iv_shmoo_type].MBA.P[l_p].S[i_rank].K.left_margin_val[l_dq][l_rp]= ((SHMOO[iv_shmoo_type].MBA.P[l_p].S[i_rank].K.nom_val[l_dq][l_rp]-SHMOO[iv_shmoo_type].MBA.P[l_p].S[i_rank].K.lb_regval[l_dq][l_rp])*l_factor)/l_factor_ps;//((1/uint32_t_freq*1000000)/128);
SHMOO[iv_shmoo_type].MBA.P[l_p].S[i_rank].K.total_margin[l_dq][l_rp]=SHMOO[iv_shmoo_type].MBA.P[l_p].S[i_rank].K.right_margin_val[l_dq][l_rp]+SHMOO[iv_shmoo_type].MBA.P[l_p].S[i_rank].K.left_margin_val[l_dq][l_rp];
}
}
}
}
}
return rc;
}
/*------------------------------------------------------------------------------
* Function: get_min_margin
* 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
* ---------------------------------------------------------------------------*/
fapi::ReturnCode generic_shmoo::get_min_margin(const fapi::Target & i_target,uint32_t *o_right_min_margin,uint32_t *o_left_min_margin)
{
fapi::ReturnCode rc;
uint8_t l_rnk,l_byte,l_nibble,l_bit,i_rank;
uint16_t l_temp_right=4800;
uint16_t l_temp_left=4800;
uint8_t l_dq=0;
uint8_t l_rp=0;
uint8_t l_p=0;
for (l_p=0;l_p<MAX_PORT;l_p++){
for (l_rnk=0;l_rnk<iv_MAX_RANKS[l_p];++l_rnk)
{
rc = mss_getrankpair(i_target,l_p,0,&l_rp,valid_rank);if(rc) return rc;
i_rank=valid_rank[l_rnk];
rc = mss_getrankpair(i_target,l_p,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(SHMOO[iv_shmoo_type].MBA.P[l_p].S[i_rank].K.right_margin_val[l_dq][l_rp]<l_temp_right)
{
l_temp_right=SHMOO[iv_shmoo_type].MBA.P[l_p].S[i_rank].K.right_margin_val[l_dq][l_rp];
}
if(SHMOO[iv_shmoo_type].MBA.P[l_p].S[i_rank].K.left_margin_val[l_dq][l_rp]<l_temp_left)
{
l_temp_left=SHMOO[iv_shmoo_type].MBA.P[l_p].S[i_rank].K.left_margin_val[l_dq][l_rp];
}
}
}
}
}
}
// hacked for now till schmoo is running
*o_right_min_margin=l_temp_right;
*o_left_min_margin=l_temp_left;
return rc;
}
fapi::ReturnCode generic_shmoo:: schmoo_setup_mcb( const fapi::Target & i_target)
{
//uint32_t rc_num =0;
uint8_t l_pattern=0;
uint8_t l_testtype=0;
//uint8_t l_rank=0;
fapi::ReturnCode rc;
uint64_t l_start =0x0000000000000000ull;
uint64_t l_end = 0x0000000000000000ull;
mcbist_test_mem i_mcbtest = CENSHMOO; // bellows: initialize to this type
mcbist_data_gen i_mcbpatt = ABLE_FIVE; // bellows: initialize to this data type
//send shmoo mode to vary the address range
l_pattern=iv_pattern;
FAPI_INF("value of pattern is %d",l_pattern);
switch(l_pattern)
{
case 0 : i_mcbpatt = ABLE_FIVE;break;
case 1 : i_mcbpatt = USR_MODE;break;
case 2 : i_mcbpatt = ONEHOT;break;
case 3 : i_mcbpatt = DQ0_00011111_RESTALLONE;break;
case 4 : i_mcbpatt = DQ0_11100000_RESTALLZERO;break;
case 5 : i_mcbpatt = ALLZERO;break;
case 6 : i_mcbpatt = ALLONE;break;
case 7 : i_mcbpatt = BYTE_BURST_SIGNATURE;break;
case 8 : i_mcbpatt = BYTE_BURST_SIGNATURE_V1;break;
case 9 : i_mcbpatt = BYTE_BURST_SIGNATURE_V2;break;
case 10 : i_mcbpatt = BYTE_BURST_SIGNATURE_V3;break;
case 11 : i_mcbpatt = DATA_GEN_DELTA_I;break;
case 12 : i_mcbpatt = MCBIST_2D_CUP_PAT0;break;
case 13 : i_mcbpatt = MPR;break;
case 14 : i_mcbpatt = MPR03;break;
case 15 : i_mcbpatt = MPR25;break;
case 16 : i_mcbpatt = MPR47;break;
case 17 : i_mcbpatt = DELTA_I1;break;
case 18 : i_mcbpatt = MCBIST_2D_CUP_PAT1;break;
case 19 : i_mcbpatt = MHC_55;break;
case 20 : i_mcbpatt = MHC_DQ_SIM;break;
case 21 : i_mcbpatt = MCBIST_2D_CUP_PAT2;break;
case 22 : i_mcbpatt = MCBIST_2D_CUP_PAT3;break;
case 23 : i_mcbpatt = MCBIST_2D_CUP_PAT4;break;
case 24 : i_mcbpatt = MCBIST_2D_CUP_PAT5;break;
case 25 : i_mcbpatt = MCBIST_2D_CUP_PAT6;break;
case 26 : i_mcbpatt = MCBIST_2D_CUP_PAT7;break;
case 27 : i_mcbpatt = MCBIST_2D_CUP_PAT8;break;
case 28 : i_mcbpatt = MCBIST_2D_CUP_PAT9;break;
case 29 : i_mcbpatt = CWLPATTERN;break;
case 30 : i_mcbpatt = GREY1;break;
case 31 : i_mcbpatt = DC_ONECHANGE;break;
case 32 : i_mcbpatt = DC_ONECHANGEDIAG;break;
case 33 : i_mcbpatt = GREY2;break;
case 34 : i_mcbpatt = FIRST_XFER;break;
case 35 : i_mcbpatt = MCBIST_222_XFER;break;
case 36 : i_mcbpatt = MCBIST_333_XFER;break;
case 37 : i_mcbpatt = MCBIST_444_XFER;break;
case 38 : i_mcbpatt = MCBIST_555_XFER;break;
case 39 : i_mcbpatt = MCBIST_666_XFER;break;
case 40 : i_mcbpatt = MCBIST_777_XFER;break;
case 41 : i_mcbpatt = MCBIST_888_XFER;break;
case 42 : i_mcbpatt = FIRST_XFER_X4MODE;break;
case 43 : i_mcbpatt = MCBIST_LONG;break;
case 44 : i_mcbpatt = PSEUDORANDOM;break;
case 45 : i_mcbpatt = CASTLE;break;
default : FAPI_INF("Wrong Data Pattern,so using default pattern");
}
l_testtype=iv_test_type;
switch(l_testtype)
{
case 0 : i_mcbtest = USER_MODE;break;
case 1 : i_mcbtest = CENSHMOO;break;
case 2 : i_mcbtest = SUREFAIL;break;
case 3 : i_mcbtest = MEMWRITE;break;
case 4 : i_mcbtest = MEMREAD;break;
case 5 : i_mcbtest = CBR_REFRESH;break;
case 6 : i_mcbtest = MCBIST_SHORT;break;
case 7 : i_mcbtest = SHORT_SEQ;break;
case 8 : i_mcbtest = DELTA_I;break;
case 9 : i_mcbtest = DELTA_I_LOOP;break;
case 10 : i_mcbtest = SHORT_RAND;break;
case 11 : i_mcbtest = LONG1;break;
case 12 : i_mcbtest = BUS_TAT;break;
case 13 : i_mcbtest = SIMPLE_FIX;break;
case 14 : i_mcbtest = SIMPLE_RAND;break;
case 15 : i_mcbtest = SIMPLE_RAND_2W;break;
case 16 : i_mcbtest = SIMPLE_RAND_FIXD;break;
case 17 : i_mcbtest = SIMPLE_RA_RD_WR;break;
case 18 : i_mcbtest = SIMPLE_RA_RD_R;break;
case 19 : i_mcbtest = SIMPLE_RA_FD_R;break;
case 20 : i_mcbtest = SIMPLE_RA_FD_R_INF;break;
case 21 : i_mcbtest = SIMPLE_SA_FD_R;break;
case 22 : i_mcbtest = SIMPLE_RA_FD_W;break;
case 23 : i_mcbtest = INFINITE;break;
case 24 : i_mcbtest = WR_ONLY;break;
case 25 : i_mcbtest = W_ONLY;break;
case 26 : i_mcbtest = R_ONLY;break;
case 27 : i_mcbtest = W_ONLY_RAND;break;
case 28 : i_mcbtest = R_ONLY_RAND;break;
case 29 : i_mcbtest = R_ONLY_MULTI;break;
default : FAPI_INF("Wrong Test_type,so using default test_type");
}
rc = setup_mcbist(i_target, 0, i_mcbpatt, i_mcbtest, UNMASK_ALL, 0,iv_pattern,iv_test_type,0,0,l_start,l_end,iv_addr);if(rc) return rc;
return rc;
}
}//Extern C
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