diff options
Diffstat (limited to 'src/soc/broadcom/cygnus/ydc_ddr_bist.c')
| -rw-r--r-- | src/soc/broadcom/cygnus/ydc_ddr_bist.c | 170 |
1 files changed, 0 insertions, 170 deletions
diff --git a/src/soc/broadcom/cygnus/ydc_ddr_bist.c b/src/soc/broadcom/cygnus/ydc_ddr_bist.c deleted file mode 100644 index 5eaa2219d6..0000000000 --- a/src/soc/broadcom/cygnus/ydc_ddr_bist.c +++ /dev/null @@ -1,170 +0,0 @@ -/* -* Copyright (C) 2015 Broadcom Corporation -* -* This program is free software; you can redistribute it and/or -* modify it under the terms of the GNU General Public License as -* published by the Free Software Foundation version 2. -* -* This program is distributed "as is" WITHOUT ANY WARRANTY of any -* kind, whether express or implied; without even the implied warranty -* of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -* GNU General Public License for more details. -*/ - -#include <soc/cygnus_types.h> -#include <console/console.h> - -#define SOC_IF_ERROR_RETURN(x) (x) -#define sal_alloc(x,y) malloc(x) -#define sal_memset(x,y,z) memset(x,y,z) -#define sal_free(x) free(x) -#define sal_usleep(x) udelay(x) - -/* BEGIN: TEMPORARY */ -#ifndef BCM_AND28_SUPPORT -#define BCM_AND28_SUPPORT -#endif -/* END: TEMPORARY */ - -#ifdef BCM_AND28_SUPPORT -#include <soc/shmoo_and28/ydc_ddr_bist.h> -#include <soc/shmoo_and28/phy_reg_access.h> -#endif - -/* BEGIN: HELPER FUNCTIONS */ -static uint32 -_get_random28(void) -{ - static uint32 m_w = 6483; /* must not be zero */ - static uint32 m_z = 31245; /* must not be zero */ - - m_z = 36969 * (m_z & 65535) + (m_z >> 16); - m_w = 18000 * (m_w & 65535) + (m_w >> 16); - return (m_z << 16) + m_w; /* 32-bit result */ -} -/* END: HELPER FUNCTIONS */ - -int -soc_ydc_ddr_bist_config_set(int unit, int phy_ndx, ydc_ddr_bist_info_t *bist_info) -{ - uint32 data; - - READ_YDC_DDR_BIST_CONFIGURATIONSr(0, YDC_DDR_BIST_REG_BASE, &data); - YDC_DDR_BIST_SET_FIELD(data, YDC_DDR_BIST, CONFIGURATIONS, WRITE_WEIGHT, (*bist_info).write_weight); - YDC_DDR_BIST_SET_FIELD(data, YDC_DDR_BIST, CONFIGURATIONS, READ_WEIGHT, (*bist_info).read_weight); - YDC_DDR_BIST_SET_FIELD(data, YDC_DDR_BIST, CONFIGURATIONS, PATTERN_BIT_MODE, 0); - YDC_DDR_BIST_SET_FIELD(data, YDC_DDR_BIST, CONFIGURATIONS, PRBS_MODE, (*bist_info).prbs_mode); - YDC_DDR_BIST_SET_FIELD(data, YDC_DDR_BIST, CONFIGURATIONS, CONS_ADDR_8_BANKS, 1); - YDC_DDR_BIST_SET_FIELD(data, YDC_DDR_BIST, CONFIGURATIONS, ADDRESS_SHIFT_MODE, 0); - YDC_DDR_BIST_SET_FIELD(data, YDC_DDR_BIST, CONFIGURATIONS, DATA_SHIFT_MODE, 0); - YDC_DDR_BIST_SET_FIELD(data, YDC_DDR_BIST, CONFIGURATIONS, DATA_ADDR_MODE, 0); - YDC_DDR_BIST_SET_FIELD(data, YDC_DDR_BIST, CONFIGURATIONS, IND_WR_RD_ADDR_MODE, 1); - WRITE_YDC_DDR_BIST_CONFIGURATIONSr(0, YDC_DDR_BIST_REG_BASE, data); - - if (!((*bist_info).prbs_mode)) - { - if ((*bist_info).mpr_mode) - { - if (YDC_DDR_BIST_PHY_BITWITDH_IS_32) - { - WRITE_YDC_DDR_BIST_PATTERN_WORD_0r(0, YDC_DDR_BIST_REG_BASE, 0xFFFFFFFF); - WRITE_YDC_DDR_BIST_PATTERN_WORD_1r(0, YDC_DDR_BIST_REG_BASE, 0x00000000); - WRITE_YDC_DDR_BIST_PATTERN_WORD_2r(0, YDC_DDR_BIST_REG_BASE, 0xFFFFFFFF); - WRITE_YDC_DDR_BIST_PATTERN_WORD_3r(0, YDC_DDR_BIST_REG_BASE, 0x00000000); - WRITE_YDC_DDR_BIST_PATTERN_WORD_4r(0, YDC_DDR_BIST_REG_BASE, 0xFFFFFFFF); - WRITE_YDC_DDR_BIST_PATTERN_WORD_5r(0, YDC_DDR_BIST_REG_BASE, 0x00000000); - WRITE_YDC_DDR_BIST_PATTERN_WORD_6r(0, YDC_DDR_BIST_REG_BASE, 0xFFFFFFFF); - WRITE_YDC_DDR_BIST_PATTERN_WORD_7r(0, YDC_DDR_BIST_REG_BASE, 0x00000000); - } - else - { - WRITE_YDC_DDR_BIST_PATTERN_WORD_0r(0, YDC_DDR_BIST_REG_BASE, 0xFFFF0000); - WRITE_YDC_DDR_BIST_PATTERN_WORD_1r(0, YDC_DDR_BIST_REG_BASE, 0xFFFF0000); - WRITE_YDC_DDR_BIST_PATTERN_WORD_2r(0, YDC_DDR_BIST_REG_BASE, 0xFFFF0000); - WRITE_YDC_DDR_BIST_PATTERN_WORD_3r(0, YDC_DDR_BIST_REG_BASE, 0xFFFF0000); - WRITE_YDC_DDR_BIST_PATTERN_WORD_4r(0, YDC_DDR_BIST_REG_BASE, 0xFFFF0000); - WRITE_YDC_DDR_BIST_PATTERN_WORD_5r(0, YDC_DDR_BIST_REG_BASE, 0xFFFF0000); - WRITE_YDC_DDR_BIST_PATTERN_WORD_6r(0, YDC_DDR_BIST_REG_BASE, 0xFFFF0000); - WRITE_YDC_DDR_BIST_PATTERN_WORD_7r(0, YDC_DDR_BIST_REG_BASE, 0xFFFF0000); - } - } - else - { - WRITE_YDC_DDR_BIST_PATTERN_WORD_0r(0, YDC_DDR_BIST_REG_BASE, _get_random28()); - WRITE_YDC_DDR_BIST_PATTERN_WORD_1r(0, YDC_DDR_BIST_REG_BASE, _get_random28()); - WRITE_YDC_DDR_BIST_PATTERN_WORD_2r(0, YDC_DDR_BIST_REG_BASE, _get_random28()); - WRITE_YDC_DDR_BIST_PATTERN_WORD_3r(0, YDC_DDR_BIST_REG_BASE, _get_random28()); - WRITE_YDC_DDR_BIST_PATTERN_WORD_4r(0, YDC_DDR_BIST_REG_BASE, _get_random28()); - WRITE_YDC_DDR_BIST_PATTERN_WORD_5r(0, YDC_DDR_BIST_REG_BASE, _get_random28()); - WRITE_YDC_DDR_BIST_PATTERN_WORD_6r(0, YDC_DDR_BIST_REG_BASE, _get_random28()); - WRITE_YDC_DDR_BIST_PATTERN_WORD_7r(0, YDC_DDR_BIST_REG_BASE, _get_random28()); - } - } - - READ_YDC_DDR_BIST_NUMBER_OF_ACTIONSr(0, YDC_DDR_BIST_REG_BASE, &data); - YDC_DDR_BIST_SET_FIELD(data, YDC_DDR_BIST, NUMBER_OF_ACTIONS, BIST_NUM_ACTIONS, (*bist_info).bist_num_actions); - WRITE_YDC_DDR_BIST_NUMBER_OF_ACTIONSr(0, YDC_DDR_BIST_REG_BASE, data); - - READ_YDC_DDR_BIST_START_ADDRESSr(0, YDC_DDR_BIST_REG_BASE, &data); - YDC_DDR_BIST_SET_FIELD(data, YDC_DDR_BIST, START_ADDRESS, BIST_START_ADDRESS, (*bist_info).bist_start_address); - WRITE_YDC_DDR_BIST_START_ADDRESSr(0, YDC_DDR_BIST_REG_BASE, data); - - READ_YDC_DDR_BIST_END_ADDRESSr(0, YDC_DDR_BIST_REG_BASE, &data); - YDC_DDR_BIST_SET_FIELD(data, YDC_DDR_BIST, END_ADDRESS, BIST_END_ADDRESS, (*bist_info).bist_end_address); - WRITE_YDC_DDR_BIST_END_ADDRESSr(0, YDC_DDR_BIST_REG_BASE, data); - - return SOC_E_NONE; -} - -int -soc_ydc_ddr_bist_run(int unit, int phy_ndx, ydc_ddr_bist_err_cnt_t *error_count) -{ - uint32 data; - uint32 poll_count; - - READ_YDC_DDR_BIST_CONFIGURATIONSr(0, YDC_DDR_BIST_REG_BASE, &data); - YDC_DDR_BIST_SET_FIELD(data, YDC_DDR_BIST, CONFIGURATIONS, BIST_EN, 1); - WRITE_YDC_DDR_BIST_CONFIGURATIONSr(0, YDC_DDR_BIST_REG_BASE, data); - - poll_count = 0; - - while (TRUE) - { - READ_YDC_DDR_BIST_STATUSESr(0, YDC_DDR_BIST_REG_BASE, &data); - - if (YDC_DDR_BIST_GET_FIELD(data, YDC_DDR_BIST, STATUSES, BIST_FINISHED)) - { - READ_YDC_DDR_BIST_CONFIGURATIONSr(0, YDC_DDR_BIST_REG_BASE, &data); - YDC_DDR_BIST_SET_FIELD(data, YDC_DDR_BIST, CONFIGURATIONS, BIST_EN, 0); - WRITE_YDC_DDR_BIST_CONFIGURATIONSr(0, YDC_DDR_BIST_REG_BASE, data); - break; - } - - if (poll_count > YDC_DDR_BIST_POLL_COUNT_LIMIT) - { - READ_YDC_DDR_BIST_CONFIGURATIONSr(0, YDC_DDR_BIST_REG_BASE, &data); - YDC_DDR_BIST_SET_FIELD(data, YDC_DDR_BIST, CONFIGURATIONS, BIST_EN, 0); - WRITE_YDC_DDR_BIST_CONFIGURATIONSr(0, YDC_DDR_BIST_REG_BASE, data); - - printk(BIOS_ERR, "ERROR: YDC DDR BIST timeout!!!\n"); - return SOC_E_TIMEOUT; - } - - poll_count++; - sal_usleep(YDC_DDR_BIST_POLL_INTERVAL_US); - } - - READ_YDC_DDR_BIST_ERROR_OCCURREDr(0, YDC_DDR_BIST_REG_BASE, &data); - (*error_count).bist_err_occur = YDC_DDR_BIST_GET_FIELD(data, YDC_DDR_BIST, ERROR_OCCURRED, ERR_OCCURRED); - - READ_YDC_DDR_BIST_FULL_MASK_ERROR_COUNTERr(0, YDC_DDR_BIST_REG_BASE, &data); - (*error_count).bist_full_err_cnt = YDC_DDR_BIST_GET_FIELD(data, YDC_DDR_BIST, FULL_MASK_ERROR_COUNTER, FULL_ERR_CNT); - - READ_YDC_DDR_BIST_SINGLE_BIT_MASK_ERROR_COUNTERr(0, YDC_DDR_BIST_REG_BASE, &data); - (*error_count).bist_single_err_cnt = YDC_DDR_BIST_GET_FIELD(data, YDC_DDR_BIST, SINGLE_BIT_MASK_ERROR_COUNTER, SINGLE_ERR_CNT); - - READ_YDC_DDR_BIST_GLOBAL_ERROR_COUNTERr(0, YDC_DDR_BIST_REG_BASE, &data); - (*error_count).bist_global_err_cnt = YDC_DDR_BIST_GET_FIELD(data, YDC_DDR_BIST, GLOBAL_ERROR_COUNTER, GLOBAL_ERR_CNT); - - return SOC_E_NONE; -} |