diff options
Diffstat (limited to 'drivers/ddr/marvell/a38x/ddr3_training_ip_engine.c')
| -rw-r--r-- | drivers/ddr/marvell/a38x/ddr3_training_ip_engine.c | 1354 |
1 files changed, 1354 insertions, 0 deletions
diff --git a/drivers/ddr/marvell/a38x/ddr3_training_ip_engine.c b/drivers/ddr/marvell/a38x/ddr3_training_ip_engine.c new file mode 100644 index 0000000000..011824ab42 --- /dev/null +++ b/drivers/ddr/marvell/a38x/ddr3_training_ip_engine.c @@ -0,0 +1,1354 @@ +/* + * Copyright (C) Marvell International Ltd. and its affiliates + * + * SPDX-License-Identifier: GPL-2.0 + */ + +#include <common.h> +#include <spl.h> +#include <asm/io.h> +#include <asm/arch/cpu.h> +#include <asm/arch/soc.h> + +#include "ddr3_init.h" + +#define PATTERN_1 0x55555555 +#define PATTERN_2 0xaaaaaaaa + +#define VALIDATE_TRAINING_LIMIT(e1, e2) \ + ((((e2) - (e1) + 1) > 33) && ((e1) < 67)) + +u32 phy_reg_bk[MAX_INTERFACE_NUM][MAX_BUS_NUM][BUS_WIDTH_IN_BITS]; + +u32 training_res[MAX_INTERFACE_NUM * MAX_BUS_NUM * BUS_WIDTH_IN_BITS * + HWS_SEARCH_DIR_LIMIT]; + +u16 mask_results_dq_reg_map[] = { + RESULT_CONTROL_PUP_0_BIT_0_REG, RESULT_CONTROL_PUP_0_BIT_1_REG, + RESULT_CONTROL_PUP_0_BIT_2_REG, RESULT_CONTROL_PUP_0_BIT_3_REG, + RESULT_CONTROL_PUP_0_BIT_4_REG, RESULT_CONTROL_PUP_0_BIT_5_REG, + RESULT_CONTROL_PUP_0_BIT_6_REG, RESULT_CONTROL_PUP_0_BIT_7_REG, + RESULT_CONTROL_PUP_1_BIT_0_REG, RESULT_CONTROL_PUP_1_BIT_1_REG, + RESULT_CONTROL_PUP_1_BIT_2_REG, RESULT_CONTROL_PUP_1_BIT_3_REG, + RESULT_CONTROL_PUP_1_BIT_4_REG, RESULT_CONTROL_PUP_1_BIT_5_REG, + RESULT_CONTROL_PUP_1_BIT_6_REG, RESULT_CONTROL_PUP_1_BIT_7_REG, + RESULT_CONTROL_PUP_2_BIT_0_REG, RESULT_CONTROL_PUP_2_BIT_1_REG, + RESULT_CONTROL_PUP_2_BIT_2_REG, RESULT_CONTROL_PUP_2_BIT_3_REG, + RESULT_CONTROL_PUP_2_BIT_4_REG, RESULT_CONTROL_PUP_2_BIT_5_REG, + RESULT_CONTROL_PUP_2_BIT_6_REG, RESULT_CONTROL_PUP_2_BIT_7_REG, + RESULT_CONTROL_PUP_3_BIT_0_REG, RESULT_CONTROL_PUP_3_BIT_1_REG, + RESULT_CONTROL_PUP_3_BIT_2_REG, RESULT_CONTROL_PUP_3_BIT_3_REG, + RESULT_CONTROL_PUP_3_BIT_4_REG, RESULT_CONTROL_PUP_3_BIT_5_REG, + RESULT_CONTROL_PUP_3_BIT_6_REG, RESULT_CONTROL_PUP_3_BIT_7_REG, + RESULT_CONTROL_PUP_4_BIT_0_REG, RESULT_CONTROL_PUP_4_BIT_1_REG, + RESULT_CONTROL_PUP_4_BIT_2_REG, RESULT_CONTROL_PUP_4_BIT_3_REG, + RESULT_CONTROL_PUP_4_BIT_4_REG, RESULT_CONTROL_PUP_4_BIT_5_REG, + RESULT_CONTROL_PUP_4_BIT_6_REG, RESULT_CONTROL_PUP_4_BIT_7_REG, +}; + +u16 mask_results_pup_reg_map[] = { + RESULT_CONTROL_BYTE_PUP_0_REG, RESULT_CONTROL_BYTE_PUP_1_REG, + RESULT_CONTROL_BYTE_PUP_2_REG, RESULT_CONTROL_BYTE_PUP_3_REG, + RESULT_CONTROL_BYTE_PUP_4_REG +}; + +u16 mask_results_dq_reg_map_pup3_ecc[] = { + RESULT_CONTROL_PUP_0_BIT_0_REG, RESULT_CONTROL_PUP_0_BIT_1_REG, + RESULT_CONTROL_PUP_0_BIT_2_REG, RESULT_CONTROL_PUP_0_BIT_3_REG, + RESULT_CONTROL_PUP_0_BIT_4_REG, RESULT_CONTROL_PUP_0_BIT_5_REG, + RESULT_CONTROL_PUP_0_BIT_6_REG, RESULT_CONTROL_PUP_0_BIT_7_REG, + RESULT_CONTROL_PUP_1_BIT_0_REG, RESULT_CONTROL_PUP_1_BIT_1_REG, + RESULT_CONTROL_PUP_1_BIT_2_REG, RESULT_CONTROL_PUP_1_BIT_3_REG, + RESULT_CONTROL_PUP_1_BIT_4_REG, RESULT_CONTROL_PUP_1_BIT_5_REG, + RESULT_CONTROL_PUP_1_BIT_6_REG, RESULT_CONTROL_PUP_1_BIT_7_REG, + RESULT_CONTROL_PUP_2_BIT_0_REG, RESULT_CONTROL_PUP_2_BIT_1_REG, + RESULT_CONTROL_PUP_2_BIT_2_REG, RESULT_CONTROL_PUP_2_BIT_3_REG, + RESULT_CONTROL_PUP_2_BIT_4_REG, RESULT_CONTROL_PUP_2_BIT_5_REG, + RESULT_CONTROL_PUP_2_BIT_6_REG, RESULT_CONTROL_PUP_2_BIT_7_REG, + RESULT_CONTROL_PUP_4_BIT_0_REG, RESULT_CONTROL_PUP_4_BIT_1_REG, + RESULT_CONTROL_PUP_4_BIT_2_REG, RESULT_CONTROL_PUP_4_BIT_3_REG, + RESULT_CONTROL_PUP_4_BIT_4_REG, RESULT_CONTROL_PUP_4_BIT_5_REG, + RESULT_CONTROL_PUP_4_BIT_6_REG, RESULT_CONTROL_PUP_4_BIT_7_REG, + RESULT_CONTROL_PUP_4_BIT_0_REG, RESULT_CONTROL_PUP_4_BIT_1_REG, + RESULT_CONTROL_PUP_4_BIT_2_REG, RESULT_CONTROL_PUP_4_BIT_3_REG, + RESULT_CONTROL_PUP_4_BIT_4_REG, RESULT_CONTROL_PUP_4_BIT_5_REG, + RESULT_CONTROL_PUP_4_BIT_6_REG, RESULT_CONTROL_PUP_4_BIT_7_REG, +}; + +u16 mask_results_pup_reg_map_pup3_ecc[] = { + RESULT_CONTROL_BYTE_PUP_0_REG, RESULT_CONTROL_BYTE_PUP_1_REG, + RESULT_CONTROL_BYTE_PUP_2_REG, RESULT_CONTROL_BYTE_PUP_4_REG, + RESULT_CONTROL_BYTE_PUP_4_REG +}; + +struct pattern_info pattern_table_16[] = { + /* + * num tx phases, tx burst, delay between, rx pattern, + * start_address, pattern_len + */ + {1, 1, 2, 1, 0x0080, 2}, /* PATTERN_PBS1 */ + {1, 1, 2, 1, 0x00c0, 2}, /* PATTERN_PBS2 */ + {1, 1, 2, 1, 0x0100, 2}, /* PATTERN_RL */ + {0xf, 0x7, 2, 0x7, 0x0140, 16}, /* PATTERN_STATIC_PBS */ + {0xf, 0x7, 2, 0x7, 0x0190, 16}, /* PATTERN_KILLER_DQ0 */ + {0xf, 0x7, 2, 0x7, 0x01d0, 16}, /* PATTERN_KILLER_DQ1 */ + {0xf, 0x7, 2, 0x7, 0x0210, 16}, /* PATTERN_KILLER_DQ2 */ + {0xf, 0x7, 2, 0x7, 0x0250, 16}, /* PATTERN_KILLER_DQ3 */ + {0xf, 0x7, 2, 0x7, 0x0290, 16}, /* PATTERN_KILLER_DQ4 */ + {0xf, 0x7, 2, 0x7, 0x02d0, 16}, /* PATTERN_KILLER_DQ5 */ + {0xf, 0x7, 2, 0x7, 0x0310, 16}, /* PATTERN_KILLER_DQ6 */ + {0xf, 0x7, 2, 0x7, 0x0350, 16}, /* PATTERN_KILLER_DQ7 */ + {1, 1, 2, 1, 0x0380, 2}, /* PATTERN_PBS3 */ + {1, 1, 2, 1, 0x0000, 2}, /* PATTERN_RL2 */ + {1, 1, 2, 1, 0x0040, 2}, /* PATTERN_TEST */ + {0xf, 0x7, 2, 0x7, 0x03c0, 16}, /* PATTERN_FULL_SSO_1T */ + {0xf, 0x7, 2, 0x7, 0x0400, 16}, /* PATTERN_FULL_SSO_2T */ + {0xf, 0x7, 2, 0x7, 0x0440, 16}, /* PATTERN_FULL_SSO_3T */ + {0xf, 0x7, 2, 0x7, 0x0480, 16}, /* PATTERN_FULL_SSO_4T */ + {0xf, 0x7, 2, 0x7, 0x04c0, 16} /* PATTERN_VREF */ + /*Note: actual start_address is <<3 of defined addess */ +}; + +struct pattern_info pattern_table_32[] = { + /* + * num tx phases, tx burst, delay between, rx pattern, + * start_address, pattern_len + */ + {3, 3, 2, 3, 0x0080, 4}, /* PATTERN_PBS1 */ + {3, 3, 2, 3, 0x00c0, 4}, /* PATTERN_PBS2 */ + {3, 3, 2, 3, 0x0100, 4}, /* PATTERN_RL */ + {0x1f, 0xf, 2, 0xf, 0x0140, 32}, /* PATTERN_STATIC_PBS */ + {0x1f, 0xf, 2, 0xf, 0x0190, 32}, /* PATTERN_KILLER_DQ0 */ + {0x1f, 0xf, 2, 0xf, 0x01d0, 32}, /* PATTERN_KILLER_DQ1 */ + {0x1f, 0xf, 2, 0xf, 0x0210, 32}, /* PATTERN_KILLER_DQ2 */ + {0x1f, 0xf, 2, 0xf, 0x0250, 32}, /* PATTERN_KILLER_DQ3 */ + {0x1f, 0xf, 2, 0xf, 0x0290, 32}, /* PATTERN_KILLER_DQ4 */ + {0x1f, 0xf, 2, 0xf, 0x02d0, 32}, /* PATTERN_KILLER_DQ5 */ + {0x1f, 0xf, 2, 0xf, 0x0310, 32}, /* PATTERN_KILLER_DQ6 */ + {0x1f, 0xf, 2, 0xf, 0x0350, 32}, /* PATTERN_KILLER_DQ7 */ + {3, 3, 2, 3, 0x0380, 4}, /* PATTERN_PBS3 */ + {3, 3, 2, 3, 0x0000, 4}, /* PATTERN_RL2 */ + {3, 3, 2, 3, 0x0040, 4}, /* PATTERN_TEST */ + {0x1f, 0xf, 2, 0xf, 0x03c0, 32}, /* PATTERN_FULL_SSO_1T */ + {0x1f, 0xf, 2, 0xf, 0x0400, 32}, /* PATTERN_FULL_SSO_2T */ + {0x1f, 0xf, 2, 0xf, 0x0440, 32}, /* PATTERN_FULL_SSO_3T */ + {0x1f, 0xf, 2, 0xf, 0x0480, 32}, /* PATTERN_FULL_SSO_4T */ + {0x1f, 0xf, 2, 0xf, 0x04c0, 32} /* PATTERN_VREF */ + /*Note: actual start_address is <<3 of defined addess */ +}; + +u32 train_dev_num; +enum hws_ddr_cs traintrain_cs_type; +u32 train_pup_num; +enum hws_training_result train_result_type; +enum hws_control_element train_control_element; +enum hws_search_dir traine_search_dir; +enum hws_dir train_direction; +u32 train_if_select; +u32 train_init_value; +u32 train_number_iterations; +enum hws_pattern train_pattern; +enum hws_edge_compare train_edge_compare; +u32 train_cs_num; +u32 train_if_acess, train_if_id, train_pup_access; +u32 max_polling_for_done = 1000000; + +u32 *ddr3_tip_get_buf_ptr(u32 dev_num, enum hws_search_dir search, + enum hws_training_result result_type, + u32 interface_num) +{ + u32 *buf_ptr = NULL; + + buf_ptr = &training_res + [MAX_INTERFACE_NUM * MAX_BUS_NUM * BUS_WIDTH_IN_BITS * search + + interface_num * MAX_BUS_NUM * BUS_WIDTH_IN_BITS]; + + return buf_ptr; +} + +/* + * IP Training search + * Note: for one edge search only from fail to pass, else jitter can + * be be entered into solution. + */ +int ddr3_tip_ip_training(u32 dev_num, enum hws_access_type access_type, + u32 interface_num, + enum hws_access_type pup_access_type, + u32 pup_num, enum hws_training_result result_type, + enum hws_control_element control_element, + enum hws_search_dir search_dir, enum hws_dir direction, + u32 interface_mask, u32 init_value, u32 num_iter, + enum hws_pattern pattern, + enum hws_edge_compare edge_comp, + enum hws_ddr_cs cs_type, u32 cs_num, + enum hws_training_ip_stat *train_status) +{ + u32 mask_dq_num_of_regs, mask_pup_num_of_regs, index_cnt, poll_cnt, + reg_data, pup_id; + u32 tx_burst_size; + u32 delay_between_burst; + u32 rd_mode; + u32 read_data[MAX_INTERFACE_NUM]; + struct pattern_info *pattern_table = ddr3_tip_get_pattern_table(); + u16 *mask_results_pup_reg_map = ddr3_tip_get_mask_results_pup_reg_map(); + u16 *mask_results_dq_reg_map = ddr3_tip_get_mask_results_dq_reg(); + struct hws_topology_map *tm = ddr3_get_topology_map(); + + if (pup_num >= tm->num_of_bus_per_interface) { + DEBUG_TRAINING_IP_ENGINE(DEBUG_LEVEL_ERROR, + ("pup_num %d not valid\n", pup_num)); + } + if (interface_num >= MAX_INTERFACE_NUM) { + DEBUG_TRAINING_IP_ENGINE(DEBUG_LEVEL_ERROR, + ("if_id %d not valid\n", + interface_num)); + } + if (train_status == NULL) { + DEBUG_TRAINING_IP_ENGINE(DEBUG_LEVEL_ERROR, + ("error param 4\n")); + return MV_BAD_PARAM; + } + + /* load pattern */ + if (cs_type == CS_SINGLE) { + /* All CSs to CS0 */ + CHECK_STATUS(ddr3_tip_if_write + (dev_num, access_type, interface_num, + CS_ENABLE_REG, 1 << 3, 1 << 3)); + /* All CSs to CS0 */ + CHECK_STATUS(ddr3_tip_if_write + (dev_num, access_type, interface_num, + ODPG_DATA_CONTROL_REG, + (0x3 | (effective_cs << 26)), 0xc000003)); + } else { + CHECK_STATUS(ddr3_tip_if_write + (dev_num, access_type, interface_num, + CS_ENABLE_REG, 0, 1 << 3)); + /* CS select */ + CHECK_STATUS(ddr3_tip_if_write + (dev_num, access_type, interface_num, + ODPG_DATA_CONTROL_REG, 0x3 | cs_num << 26, + 0x3 | 3 << 26)); + } + + /* load pattern to ODPG */ + ddr3_tip_load_pattern_to_odpg(dev_num, access_type, interface_num, + pattern, + pattern_table[pattern].start_addr); + tx_burst_size = (direction == OPER_WRITE) ? + pattern_table[pattern].tx_burst_size : 0; + delay_between_burst = (direction == OPER_WRITE) ? 2 : 0; + rd_mode = (direction == OPER_WRITE) ? 1 : 0; + CHECK_STATUS(ddr3_tip_configure_odpg + (dev_num, access_type, interface_num, direction, + pattern_table[pattern].num_of_phases_tx, tx_burst_size, + pattern_table[pattern].num_of_phases_rx, + delay_between_burst, rd_mode, effective_cs, STRESS_NONE, + DURATION_SINGLE)); + reg_data = (direction == OPER_READ) ? 0 : (0x3 << 30); + reg_data |= (direction == OPER_READ) ? 0x60 : 0xfa; + CHECK_STATUS(ddr3_tip_if_write + (dev_num, access_type, interface_num, + ODPG_WRITE_READ_MODE_ENABLE_REG, reg_data, + MASK_ALL_BITS)); + reg_data = (edge_comp == EDGE_PF || edge_comp == EDGE_FP) ? 0 : 1 << 6; + reg_data |= (edge_comp == EDGE_PF || edge_comp == EDGE_PFP) ? + (1 << 7) : 0; + + /* change from Pass to Fail will lock the result */ + if (pup_access_type == ACCESS_TYPE_MULTICAST) + reg_data |= 0xe << 14; + else + reg_data |= pup_num << 14; + + if (edge_comp == EDGE_FP) { + /* don't search for readl edge change, only the state */ + reg_data |= (0 << 20); + } else if (edge_comp == EDGE_FPF) { + reg_data |= (0 << 20); + } else { + reg_data |= (3 << 20); + } + + CHECK_STATUS(ddr3_tip_if_write + (dev_num, access_type, interface_num, + ODPG_TRAINING_CONTROL_REG, + reg_data | (0x7 << 8) | (0x7 << 11), + (0x3 | (0x3 << 2) | (0x3 << 6) | (1 << 5) | (0x7 << 8) | + (0x7 << 11) | (0xf << 14) | (0x3 << 18) | (3 << 20)))); + reg_data = (search_dir == HWS_LOW2HIGH) ? 0 : (1 << 8); + CHECK_STATUS(ddr3_tip_if_write + (dev_num, access_type, interface_num, ODPG_OBJ1_OPCODE_REG, + 1 | reg_data | init_value << 9 | (1 << 25) | (1 << 26), + 0xff | (1 << 8) | (0xffff << 9) | (1 << 25) | (1 << 26))); + + /* + * Write2_dunit(0x10b4, Number_iteration , [15:0]) + * Max number of iterations + */ + CHECK_STATUS(ddr3_tip_if_write(dev_num, access_type, interface_num, + ODPG_OBJ1_ITER_CNT_REG, num_iter, + 0xffff)); + if (control_element == HWS_CONTROL_ELEMENT_DQ_SKEW && + direction == OPER_READ) { + /* + * Write2_dunit(0x10c0, 0x5f , [7:0]) + * MC PBS Reg Address at DDR PHY + */ + reg_data = 0x5f + + effective_cs * CALIBRATED_OBJECTS_REG_ADDR_OFFSET; + } else if (control_element == HWS_CONTROL_ELEMENT_DQ_SKEW && + direction == OPER_WRITE) { + reg_data = 0x1f + + effective_cs * CALIBRATED_OBJECTS_REG_ADDR_OFFSET; + } else if (control_element == HWS_CONTROL_ELEMENT_ADLL && + direction == OPER_WRITE) { + /* + * LOOP 0x00000001 + 4*n: + * where n (0-3) represents M_CS number + */ + /* + * Write2_dunit(0x10c0, 0x1 , [7:0]) + * ADLL WR Reg Address at DDR PHY + */ + reg_data = 1 + effective_cs * CS_REGISTER_ADDR_OFFSET; + } else if (control_element == HWS_CONTROL_ELEMENT_ADLL && + direction == OPER_READ) { + /* ADLL RD Reg Address at DDR PHY */ + reg_data = 3 + effective_cs * CS_REGISTER_ADDR_OFFSET; + } else if (control_element == HWS_CONTROL_ELEMENT_DQS_SKEW && + direction == OPER_WRITE) { + /* TBD not defined in 0.5.0 requirement */ + } else if (control_element == HWS_CONTROL_ELEMENT_DQS_SKEW && + direction == OPER_READ) { + /* TBD not defined in 0.5.0 requirement */ + } + + reg_data |= (0x6 << 28); + CHECK_STATUS(ddr3_tip_if_write + (dev_num, access_type, interface_num, CALIB_OBJ_PRFA_REG, + reg_data | (init_value << 8), + 0xff | (0xffff << 8) | (0xf << 24) | (u32) (0xf << 28))); + + mask_dq_num_of_regs = tm->num_of_bus_per_interface * BUS_WIDTH_IN_BITS; + mask_pup_num_of_regs = tm->num_of_bus_per_interface; + + if (result_type == RESULT_PER_BIT) { + for (index_cnt = 0; index_cnt < mask_dq_num_of_regs; + index_cnt++) { + CHECK_STATUS(ddr3_tip_if_write + (dev_num, access_type, interface_num, + mask_results_dq_reg_map[index_cnt], 0, + 1 << 24)); + } + + /* Mask disabled buses */ + for (pup_id = 0; pup_id < tm->num_of_bus_per_interface; + pup_id++) { + if (IS_ACTIVE(tm->bus_act_mask, pup_id) == 1) + continue; + + for (index_cnt = (mask_dq_num_of_regs - pup_id * 8); + index_cnt < + (mask_dq_num_of_regs - (pup_id + 1) * 8); + index_cnt++) { + CHECK_STATUS(ddr3_tip_if_write + (dev_num, access_type, + interface_num, + mask_results_dq_reg_map + [index_cnt], (1 << 24), 1 << 24)); + } + } + + for (index_cnt = 0; index_cnt < mask_pup_num_of_regs; + index_cnt++) { + CHECK_STATUS(ddr3_tip_if_write + (dev_num, access_type, interface_num, + mask_results_pup_reg_map[index_cnt], + (1 << 24), 1 << 24)); + } + } else if (result_type == RESULT_PER_BYTE) { + /* write to adll */ + for (index_cnt = 0; index_cnt < mask_pup_num_of_regs; + index_cnt++) { + CHECK_STATUS(ddr3_tip_if_write + (dev_num, access_type, interface_num, + mask_results_pup_reg_map[index_cnt], 0, + 1 << 24)); + } + for (index_cnt = 0; index_cnt < mask_dq_num_of_regs; + index_cnt++) { + CHECK_STATUS(ddr3_tip_if_write + (dev_num, access_type, interface_num, + mask_results_dq_reg_map[index_cnt], + (1 << 24), (1 << 24))); + } + } + + /* Start Training Trigger */ + CHECK_STATUS(ddr3_tip_if_write(dev_num, access_type, interface_num, + ODPG_TRAINING_TRIGGER_REG, 1, 1)); + /* wait for all RFU tests to finish (or timeout) */ + /* WA for 16 bit mode, more investigation needed */ + mdelay(1); + + /* Training "Done ?" */ + for (index_cnt = 0; index_cnt < MAX_INTERFACE_NUM; index_cnt++) { + if (IS_ACTIVE(tm->if_act_mask, index_cnt) == 0) + continue; + + if (interface_mask & (1 << index_cnt)) { + /* need to check results for this Dunit */ + for (poll_cnt = 0; poll_cnt < max_polling_for_done; + poll_cnt++) { + CHECK_STATUS(ddr3_tip_if_read + (dev_num, ACCESS_TYPE_UNICAST, + index_cnt, + ODPG_TRAINING_STATUS_REG, + ®_data, MASK_ALL_BITS)); + if ((reg_data & 0x2) != 0) { + /*done */ + train_status[index_cnt] = + HWS_TRAINING_IP_STATUS_SUCCESS; + break; + } + } + + if (poll_cnt == max_polling_for_done) { + train_status[index_cnt] = + HWS_TRAINING_IP_STATUS_TIMEOUT; + } + } + /* Be sure that ODPG done */ + CHECK_STATUS(is_odpg_access_done(dev_num, index_cnt)); + } + + /* Write ODPG done in Dunit */ + CHECK_STATUS(ddr3_tip_if_write + (dev_num, ACCESS_TYPE_MULTICAST, PARAM_NOT_CARE, + ODPG_STATUS_DONE_REG, 0, 0x1)); + + /* wait for all Dunit tests to finish (or timeout) */ + /* Training "Done ?" */ + /* Training "Pass ?" */ + for (index_cnt = 0; index_cnt < MAX_INTERFACE_NUM; index_cnt++) { + if (IS_ACTIVE(tm->if_act_mask, index_cnt) == 0) + continue; + + if (interface_mask & (1 << index_cnt)) { + /* need to check results for this Dunit */ + for (poll_cnt = 0; poll_cnt < max_polling_for_done; + poll_cnt++) { + CHECK_STATUS(ddr3_tip_if_read + (dev_num, ACCESS_TYPE_UNICAST, + index_cnt, + ODPG_TRAINING_TRIGGER_REG, + read_data, MASK_ALL_BITS)); + reg_data = read_data[index_cnt]; + if ((reg_data & 0x2) != 0) { + /* done */ + if ((reg_data & 0x4) == 0) { + train_status[index_cnt] = + HWS_TRAINING_IP_STATUS_SUCCESS; + } else { + train_status[index_cnt] = + HWS_TRAINING_IP_STATUS_FAIL; + } + break; + } + } + + if (poll_cnt == max_polling_for_done) { + train_status[index_cnt] = + HWS_TRAINING_IP_STATUS_TIMEOUT; + } + } + } + + CHECK_STATUS(ddr3_tip_if_write + (dev_num, ACCESS_TYPE_MULTICAST, PARAM_NOT_CARE, + ODPG_DATA_CONTROL_REG, 0, MASK_ALL_BITS)); + + return MV_OK; +} + +/* + * Load expected Pattern to ODPG + */ +int ddr3_tip_load_pattern_to_odpg(u32 dev_num, enum hws_access_type access_type, + u32 if_id, enum hws_pattern pattern, + u32 load_addr) +{ + u32 pattern_length_cnt = 0; + struct pattern_info *pattern_table = ddr3_tip_get_pattern_table(); + + for (pattern_length_cnt = 0; + pattern_length_cnt < pattern_table[pattern].pattern_len; + pattern_length_cnt++) { + CHECK_STATUS(ddr3_tip_if_write + (dev_num, access_type, if_id, + ODPG_PATTERN_DATA_LOW_REG, + pattern_table_get_word(dev_num, pattern, + (u8) (pattern_length_cnt * + 2)), MASK_ALL_BITS)); + CHECK_STATUS(ddr3_tip_if_write + (dev_num, access_type, if_id, + ODPG_PATTERN_DATA_HI_REG, + pattern_table_get_word(dev_num, pattern, + (u8) (pattern_length_cnt * + 2 + 1)), + MASK_ALL_BITS)); + CHECK_STATUS(ddr3_tip_if_write + (dev_num, access_type, if_id, + ODPG_PATTERN_ADDR_REG, pattern_length_cnt, + MASK_ALL_BITS)); + } + + CHECK_STATUS(ddr3_tip_if_write + (dev_num, access_type, if_id, + ODPG_PATTERN_ADDR_OFFSET_REG, load_addr, MASK_ALL_BITS)); + + return MV_OK; +} + +/* + * Configure ODPG + */ +int ddr3_tip_configure_odpg(u32 dev_num, enum hws_access_type access_type, + u32 if_id, enum hws_dir direction, u32 tx_phases, + u32 tx_burst_size, u32 rx_phases, + u32 delay_between_burst, u32 rd_mode, u32 cs_num, + u32 addr_stress_jump, u32 single_pattern) +{ + u32 data_value = 0; + int ret; + + data_value = ((single_pattern << 2) | (tx_phases << 5) | + (tx_burst_size << 11) | (delay_between_burst << 15) | + (rx_phases << 21) | (rd_mode << 25) | (cs_num << 26) | + (addr_stress_jump << 29)); + ret = ddr3_tip_if_write(dev_num, access_type, if_id, + ODPG_DATA_CONTROL_REG, data_value, 0xaffffffc); + if (ret != MV_OK) + return ret; + + return MV_OK; +} + +int ddr3_tip_process_result(u32 *ar_result, enum hws_edge e_edge, + enum hws_edge_search e_edge_search, + u32 *edge_result) +{ + u32 i, res; + int tap_val, max_val = -10000, min_val = 10000; + int lock_success = 1; + + for (i = 0; i < BUS_WIDTH_IN_BITS; i++) { + res = GET_LOCK_RESULT(ar_result[i]); + if (res == 0) { + lock_success = 0; + break; + } + DEBUG_TRAINING_IP_ENGINE(DEBUG_LEVEL_ERROR, + ("lock failed for bit %d\n", i)); + } + + if (lock_success == 1) { + for (i = 0; i < BUS_WIDTH_IN_BITS; i++) { + tap_val = GET_TAP_RESULT(ar_result[i], e_edge); + if (tap_val > max_val) + max_val = tap_val; + if (tap_val < min_val) + min_val = tap_val; + if (e_edge_search == TRAINING_EDGE_MAX) + *edge_result = (u32) max_val; + else + *edge_result = (u32) min_val; + + DEBUG_TRAINING_IP_ENGINE(DEBUG_LEVEL_ERROR, + ("i %d ar_result[i] 0x%x tap_val %d max_val %d min_val %d Edge_result %d\n", + i, ar_result[i], tap_val, + max_val, min_val, + *edge_result)); + } + } else { + return MV_FAIL; + } + + return MV_OK; +} + +/* + * Read training search result + */ +int ddr3_tip_read_training_result(u32 dev_num, u32 if_id, + enum hws_access_type pup_access_type, + u32 pup_num, u32 bit_num, + enum hws_search_dir search, + enum hws_dir direction, + enum hws_training_result result_type, + enum hws_training_load_op operation, + u32 cs_num_type, u32 **load_res, + int is_read_from_db, u8 cons_tap, + int is_check_result_validity) +{ + u32 reg_offset, pup_cnt, start_pup, end_pup, start_reg, end_reg; + u32 *interface_train_res = NULL; + u16 *reg_addr = NULL; + u32 read_data[MAX_INTERFACE_NUM]; + u16 *mask_results_pup_reg_map = ddr3_tip_get_mask_results_pup_reg_map(); + u16 *mask_results_dq_reg_map = ddr3_tip_get_mask_results_dq_reg(); + struct hws_topology_map *tm = ddr3_get_topology_map(); + + /* + * Agreed assumption: all CS mask contain same number of bits, + * i.e. in multi CS, the number of CS per memory is the same for + * all pups + */ + CHECK_STATUS(ddr3_tip_if_write + (dev_num, ACCESS_TYPE_UNICAST, if_id, CS_ENABLE_REG, + (cs_num_type == 0) ? 1 << 3 : 0, (1 << 3))); + CHECK_STATUS(ddr3_tip_if_write + (dev_num, ACCESS_TYPE_UNICAST, if_id, + ODPG_DATA_CONTROL_REG, (cs_num_type << 26), (3 << 26))); + DEBUG_TRAINING_IP_ENGINE(DEBUG_LEVEL_TRACE, + ("Read_from_d_b %d cs_type %d oper %d result_type %d direction %d search %d pup_num %d if_id %d pup_access_type %d\n", + is_read_from_db, cs_num_type, operation, + result_type, direction, search, pup_num, + if_id, pup_access_type)); + + if ((load_res == NULL) && (is_read_from_db == 1)) { + DEBUG_TRAINING_IP_ENGINE(DEBUG_LEVEL_ERROR, + ("ddr3_tip_read_training_result load_res = NULL")); + return MV_FAIL; + } + if (pup_num >= tm->num_of_bus_per_interface) { + DEBUG_TRAINING_IP_ENGINE(DEBUG_LEVEL_ERROR, + ("pup_num %d not valid\n", pup_num)); + } + if (if_id >= MAX_INTERFACE_NUM) { + DEBUG_TRAINING_IP_ENGINE(DEBUG_LEVEL_ERROR, + ("if_id %d not valid\n", if_id)); + } + if (result_type == RESULT_PER_BIT) + reg_addr = mask_results_dq_reg_map; + else + reg_addr = mask_results_pup_reg_map; + if (pup_access_type == ACCESS_TYPE_UNICAST) { + start_pup = pup_num; + end_pup = pup_num; + } else { /*pup_access_type == ACCESS_TYPE_MULTICAST) */ + + start_pup = 0; + end_pup = tm->num_of_bus_per_interface - 1; + } + + for (pup_cnt = start_pup; pup_cnt <= end_pup; pup_cnt++) { + VALIDATE_ACTIVE(tm->bus_act_mask, pup_cnt); + DEBUG_TRAINING_IP_ENGINE( + DEBUG_LEVEL_TRACE, + ("if_id %d start_pup %d end_pup %d pup_cnt %d\n", + if_id, start_pup, end_pup, pup_cnt)); + if (result_type == RESULT_PER_BIT) { + if (bit_num == ALL_BITS_PER_PUP) { + start_reg = pup_cnt * BUS_WIDTH_IN_BITS; + end_reg = (pup_cnt + 1) * BUS_WIDTH_IN_BITS - 1; + } else { + start_reg = + pup_cnt * BUS_WIDTH_IN_BITS + bit_num; + end_reg = pup_cnt * BUS_WIDTH_IN_BITS + bit_num; + } + } else { + start_reg = pup_cnt; + end_reg = pup_cnt; + } + + interface_train_res = + ddr3_tip_get_buf_ptr(dev_num, search, result_type, + if_id); + DEBUG_TRAINING_IP_ENGINE( + DEBUG_LEVEL_TRACE, + ("start_reg %d end_reg %d interface %p\n", + start_reg, end_reg, interface_train_res)); + if (interface_train_res == NULL) { + DEBUG_TRAINING_IP_ENGINE( + DEBUG_LEVEL_ERROR, + ("interface_train_res is NULL\n")); + return MV_FAIL; + } + + for (reg_offset = start_reg; reg_offset <= end_reg; + reg_offset++) { + if (operation == TRAINING_LOAD_OPERATION_UNLOAD) { + if (is_read_from_db == 0) { + CHECK_STATUS(ddr3_tip_if_read + (dev_num, + ACCESS_TYPE_UNICAST, + if_id, + reg_addr[reg_offset], + read_data, + MASK_ALL_BITS)); + if (is_check_result_validity == 1) { + if ((read_data[if_id] & + 0x02000000) == 0) { + interface_train_res + [reg_offset] = + 0x02000000 + + 64 + cons_tap; + } else { + interface_train_res + [reg_offset] = + read_data + [if_id] + + cons_tap; + } + } else { + interface_train_res[reg_offset] + = read_data[if_id] + + cons_tap; + } + DEBUG_TRAINING_IP_ENGINE + (DEBUG_LEVEL_TRACE, + ("reg_offset %d value 0x%x addr %p\n", + reg_offset, + interface_train_res + [reg_offset], + &interface_train_res + [reg_offset])); + } else { + *load_res = + &interface_train_res[start_reg]; + DEBUG_TRAINING_IP_ENGINE + (DEBUG_LEVEL_TRACE, + ("*load_res %p\n", *load_res)); + } + } else { + DEBUG_TRAINING_IP_ENGINE(DEBUG_LEVEL_TRACE, + ("not supported\n")); + } + } + } + + return MV_OK; +} + +/* + * Load all pattern to memory using ODPG + */ +int ddr3_tip_load_all_pattern_to_mem(u32 dev_num) +{ + u32 pattern = 0, if_id; + struct hws_topology_map *tm = ddr3_get_topology_map(); + + for (if_id = 0; if_id <= MAX_INTERFACE_NUM - 1; if_id++) { + VALIDATE_ACTIVE(tm->if_act_mask, if_id); + training_result[training_stage][if_id] = TEST_SUCCESS; + } + + for (if_id = 0; if_id <= MAX_INTERFACE_NUM - 1; if_id++) { + VALIDATE_ACTIVE(tm->if_act_mask, if_id); + /* enable single cs */ + CHECK_STATUS(ddr3_tip_if_write + (dev_num, ACCESS_TYPE_UNICAST, if_id, + CS_ENABLE_REG, (1 << 3), (1 << 3))); + } + + for (pattern = 0; pattern < PATTERN_LIMIT; pattern++) + ddr3_tip_load_pattern_to_mem(dev_num, pattern); + + return MV_OK; +} + +/* + * Wait till ODPG access is ready + */ +int is_odpg_access_done(u32 dev_num, u32 if_id) +{ + u32 poll_cnt = 0, data_value; + u32 read_data[MAX_INTERFACE_NUM]; + + for (poll_cnt = 0; poll_cnt < MAX_POLLING_ITERATIONS; poll_cnt++) { + CHECK_STATUS(ddr3_tip_if_read + (dev_num, ACCESS_TYPE_UNICAST, if_id, + ODPG_BIST_DONE, read_data, MASK_ALL_BITS)); + data_value = read_data[if_id]; + if (((data_value >> ODPG_BIST_DONE_BIT_OFFS) & 0x1) == + ODPG_BIST_DONE_BIT_VALUE) { + data_value = data_value & 0xfffffffe; + CHECK_STATUS(ddr3_tip_if_write + (dev_num, ACCESS_TYPE_UNICAST, + if_id, ODPG_BIST_DONE, data_value, + MASK_ALL_BITS)); + break; + } + } + + if (poll_cnt >= MAX_POLLING_ITERATIONS) { + DEBUG_TRAINING_IP_ENGINE(DEBUG_LEVEL_ERROR, + ("Bist Activate: poll failure 2\n")); + return MV_FAIL; + } + + return MV_OK; +} + +/* + * Load specific pattern to memory using ODPG + */ +int ddr3_tip_load_pattern_to_mem(u32 dev_num, enum hws_pattern pattern) +{ + u32 reg_data, if_id; + struct pattern_info *pattern_table = ddr3_tip_get_pattern_table(); + struct hws_topology_map *tm = ddr3_get_topology_map(); + + /* load pattern to memory */ + /* + * Write Tx mode, CS0, phases, Tx burst size, delay between burst, + * rx pattern phases + */ + reg_data = + 0x1 | (pattern_table[pattern].num_of_phases_tx << 5) | + (pattern_table[pattern].tx_burst_size << 11) | + (pattern_table[pattern].delay_between_bursts << 15) | + (pattern_table[pattern].num_of_phases_rx << 21) | (0x1 << 25) | + (effective_cs << 26); + CHECK_STATUS(ddr3_tip_if_write + (dev_num, ACCESS_TYPE_MULTICAST, PARAM_NOT_CARE, + ODPG_DATA_CONTROL_REG, reg_data, MASK_ALL_BITS)); + /* ODPG Write enable from BIST */ + CHECK_STATUS(ddr3_tip_if_write + (dev_num, ACCESS_TYPE_MULTICAST, PARAM_NOT_CARE, + ODPG_DATA_CONTROL_REG, (0x1 | (effective_cs << 26)), + 0xc000003)); + /* disable error injection */ + CHECK_STATUS(ddr3_tip_if_write + (dev_num, ACCESS_TYPE_MULTICAST, PARAM_NOT_CARE, + ODPG_WRITE_DATA_ERROR_REG, 0, 0x1)); + /* load pattern to ODPG */ + ddr3_tip_load_pattern_to_odpg(dev_num, ACCESS_TYPE_MULTICAST, + PARAM_NOT_CARE, pattern, + pattern_table[pattern].start_addr); + + for (if_id = 0; if_id < MAX_INTERFACE_NUM; if_id++) { + if (IS_ACTIVE(tm->if_act_mask, if_id) == 0) + continue; + + CHECK_STATUS(ddr3_tip_if_write + (dev_num, ACCESS_TYPE_UNICAST, if_id, 0x1498, + 0x3, 0xf)); + } + + CHECK_STATUS(ddr3_tip_if_write + (dev_num, ACCESS_TYPE_MULTICAST, PARAM_NOT_CARE, + ODPG_ENABLE_REG, 0x1 << ODPG_ENABLE_OFFS, + (0x1 << ODPG_ENABLE_OFFS))); + + mdelay(1); + + for (if_id = 0; if_id <= MAX_INTERFACE_NUM - 1; if_id++) { + VALIDATE_ACTIVE(tm->if_act_mask, if_id); + CHECK_STATUS(is_odpg_access_done(dev_num, if_id)); + } + + /* Disable ODPG and stop write to memory */ + CHECK_STATUS(ddr3_tip_if_write + (dev_num, ACCESS_TYPE_MULTICAST, PARAM_NOT_CARE, + ODPG_DATA_CONTROL_REG, (0x1 << 30), (u32) (0x3 << 30))); + + /* return to default */ + CHECK_STATUS(ddr3_tip_if_write + (dev_num, ACCESS_TYPE_MULTICAST, PARAM_NOT_CARE, + ODPG_DATA_CONTROL_REG, 0, MASK_ALL_BITS)); + + /* Disable odt0 for CS0 training - need to adjust for multy CS */ + CHECK_STATUS(ddr3_tip_if_write + (dev_num, ACCESS_TYPE_MULTICAST, PARAM_NOT_CARE, 0x1498, + 0x0, 0xf)); + + /* temporary added */ + mdelay(1); + + return MV_OK; +} + +/* + * Load specific pattern to memory using CPU + */ +int ddr3_tip_load_pattern_to_mem_by_cpu(u32 dev_num, enum hws_pattern pattern, + u32 offset) +{ + /* eranba - TBD */ + return MV_OK; +} + +/* + * Training search routine + */ +int ddr3_tip_ip_training_wrapper_int(u32 dev_num, + enum hws_access_type access_type, + u32 if_id, + enum hws_access_type pup_access_type, + u32 pup_num, u32 bit_num, + enum hws_training_result result_type, + enum hws_control_element control_element, + enum hws_search_dir search_dir, + enum hws_dir direction, + u32 interface_mask, u32 init_value_l2h, + u32 init_value_h2l, u32 num_iter, + enum hws_pattern pattern, + enum hws_edge_compare edge_comp, + enum hws_ddr_cs train_cs_type, u32 cs_num, + enum hws_training_ip_stat *train_status) +{ + u32 interface_num = 0, start_if, end_if, init_value_used; + enum hws_search_dir search_dir_id, start_search, end_search; + enum hws_edge_compare edge_comp_used; + u8 cons_tap = (direction == OPER_WRITE) ? (64) : (0); + struct hws_topology_map *tm = ddr3_get_topology_map(); + + if (train_status == NULL) { + DEBUG_TRAINING_IP_ENGINE(DEBUG_LEVEL_ERROR, + ("train_status is NULL\n")); + return MV_FAIL; + } + + if ((train_cs_type > CS_NON_SINGLE) || + (edge_comp >= EDGE_PFP) || + (pattern >= PATTERN_LIMIT) || + (direction > OPER_WRITE_AND_READ) || + (search_dir > HWS_HIGH2LOW) || + (control_element > HWS_CONTROL_ELEMENT_DQS_SKEW) || + (result_type > RESULT_PER_BYTE) || + (pup_num >= tm->num_of_bus_per_interface) || + (pup_access_type > ACCESS_TYPE_MULTICAST) || + (if_id > 11) || (access_type > ACCESS_TYPE_MULTICAST)) { + DEBUG_TRAINING_IP_ENGINE( + DEBUG_LEVEL_ERROR, + ("wrong parameter train_cs_type %d edge_comp %d pattern %d direction %d search_dir %d control_element %d result_type %d pup_num %d pup_access_type %d if_id %d access_type %d\n", + train_cs_type, edge_comp, pattern, direction, + search_dir, control_element, result_type, pup_num, + pup_access_type, if_id, access_type)); + return MV_FAIL; + } + + if (edge_comp == EDGE_FPF) { + start_search = HWS_LOW2HIGH; + end_search = HWS_HIGH2LOW; + edge_comp_used = EDGE_FP; + } else { + start_search = search_dir; + end_search = search_dir; + edge_comp_used = edge_comp; + } + + for (search_dir_id = start_search; search_dir_id <= end_search; + search_dir_id++) { + init_value_used = (search_dir_id == HWS_LOW2HIGH) ? + init_value_l2h : init_value_h2l; + DEBUG_TRAINING_IP_ENGINE( + DEBUG_LEVEL_TRACE, + ("dev_num %d, access_type %d, if_id %d, pup_access_type %d,pup_num %d, result_type %d, control_element %d search_dir_id %d, direction %d, interface_mask %d,init_value_used %d, num_iter %d, pattern %d, edge_comp_used %d, train_cs_type %d, cs_num %d\n", + dev_num, access_type, if_id, pup_access_type, pup_num, + result_type, control_element, search_dir_id, + direction, interface_mask, init_value_used, num_iter, + pattern, edge_comp_used, train_cs_type, cs_num)); + + ddr3_tip_ip_training(dev_num, access_type, if_id, + pup_access_type, pup_num, result_type, + control_element, search_dir_id, direction, + interface_mask, init_value_used, num_iter, + pattern, edge_comp_used, train_cs_type, + cs_num, train_status); + if (access_type == ACCESS_TYPE_MULTICAST) { + start_if = 0; + end_if = MAX_INTERFACE_NUM - 1; + } else { + start_if = if_id; + end_if = if_id; + } + + for (interface_num = start_if; interface_num <= end_if; + interface_num++) { + VALIDATE_ACTIVE(tm->if_act_mask, interface_num); + cs_num = 0; + CHECK_STATUS(ddr3_tip_read_training_result + (dev_num, interface_num, pup_access_type, + pup_num, bit_num, search_dir_id, + direction, result_type, + TRAINING_LOAD_OPERATION_UNLOAD, + train_cs_type, NULL, 0, cons_tap, + 0)); + } + } + + return MV_OK; +} + +/* + * Training search & read result routine + */ +int ddr3_tip_ip_training_wrapper(u32 dev_num, enum hws_access_type access_type, + u32 if_id, + enum hws_access_type pup_access_type, + u32 pup_num, + enum hws_training_result result_type, + enum hws_control_element control_element, + enum hws_search_dir search_dir, + enum hws_dir direction, u32 interface_mask, + u32 init_value_l2h, u32 init_value_h2l, + u32 num_iter, enum hws_pattern pattern, + enum hws_edge_compare edge_comp, + enum hws_ddr_cs train_cs_type, u32 cs_num, + enum hws_training_ip_stat *train_status) +{ + u8 e1, e2; + u32 interface_cnt, bit_id, start_if, end_if, bit_end = 0; + u32 *result[HWS_SEARCH_DIR_LIMIT] = { 0 }; + u8 cons_tap = (direction == OPER_WRITE) ? (64) : (0); + u8 bit_bit_mask[MAX_BUS_NUM] = { 0 }, bit_bit_mask_active = 0; + u8 pup_id; + struct hws_topology_map *tm = ddr3_get_topology_map(); + + if (pup_num >= tm->num_of_bus_per_interface) { + DEBUG_TRAINING_IP_ENGINE(DEBUG_LEVEL_ERROR, + ("pup_num %d not valid\n", pup_num)); + } + + if (if_id >= MAX_INTERFACE_NUM) { + DEBUG_TRAINING_IP_ENGINE(DEBUG_LEVEL_ERROR, + ("if_id %d not valid\n", if_id)); + } + + CHECK_STATUS(ddr3_tip_ip_training_wrapper_int + (dev_num, access_type, if_id, pup_access_type, pup_num, + ALL_BITS_PER_PUP, result_type, control_element, + search_dir, direction, interface_mask, init_value_l2h, + init_value_h2l, num_iter, pattern, edge_comp, + train_cs_type, cs_num, train_status)); + + if (access_type == ACCESS_TYPE_MULTICAST) { + start_if = 0; + end_if = MAX_INTERFACE_NUM - 1; + } else { + start_if = if_id; + end_if = if_id; + } + + for (interface_cnt = start_if; interface_cnt <= end_if; + interface_cnt++) { + VALIDATE_ACTIVE(tm->if_act_mask, interface_cnt); + for (pup_id = 0; + pup_id <= (tm->num_of_bus_per_interface - 1); pup_id++) { + VALIDATE_ACTIVE(tm->bus_act_mask, pup_id); + if (result_type == RESULT_PER_BIT) + bit_end = BUS_WIDTH_IN_BITS - 1; + else + bit_end = 0; + + bit_bit_mask[pup_id] = 0; + for (bit_id = 0; bit_id <= bit_end; bit_id++) { + enum hws_search_dir search_dir_id; + for (search_dir_id = HWS_LOW2HIGH; + search_dir_id <= HWS_HIGH2LOW; + search_dir_id++) { + CHECK_STATUS + (ddr3_tip_read_training_result + (dev_num, interface_cnt, + ACCESS_TYPE_UNICAST, pup_id, + bit_id, search_dir_id, + direction, result_type, + TRAINING_LOAD_OPERATION_UNLOAD, + CS_SINGLE, + &result[search_dir_id], + 1, 0, 0)); + } + e1 = GET_TAP_RESULT(result[HWS_LOW2HIGH][0], + EDGE_1); + e2 = GET_TAP_RESULT(result[HWS_HIGH2LOW][0], + EDGE_1); + DEBUG_TRAINING_IP_ENGINE( + DEBUG_LEVEL_INFO, + ("wrapper if_id %d pup_id %d bit %d l2h 0x%x (e1 0x%x) h2l 0x%x (e2 0x%x)\n", + interface_cnt, pup_id, bit_id, + result[HWS_LOW2HIGH][0], e1, + result[HWS_HIGH2LOW][0], e2)); + /* TBD validate is valid only for tx */ + if (VALIDATE_TRAINING_LIMIT(e1, e2) == 1 && + GET_LOCK_RESULT(result[HWS_LOW2HIGH][0]) && + GET_LOCK_RESULT(result[HWS_LOW2HIGH][0])) { + /* Mark problem bits */ + bit_bit_mask[pup_id] |= 1 << bit_id; + bit_bit_mask_active = 1; + } + } /* For all bits */ + } /* For all PUPs */ + + /* Fix problem bits */ + if (bit_bit_mask_active != 0) { + u32 *l2h_if_train_res = NULL; + u32 *h2l_if_train_res = NULL; + l2h_if_train_res = + ddr3_tip_get_buf_ptr(dev_num, HWS_LOW2HIGH, + result_type, + interface_cnt); + h2l_if_train_res = + ddr3_tip_get_buf_ptr(dev_num, HWS_HIGH2LOW, + result_type, + interface_cnt); + + ddr3_tip_ip_training(dev_num, ACCESS_TYPE_UNICAST, + interface_cnt, + ACCESS_TYPE_MULTICAST, + PARAM_NOT_CARE, result_type, + control_element, HWS_LOW2HIGH, + direction, interface_mask, + num_iter / 2, num_iter / 2, + pattern, EDGE_FP, train_cs_type, + cs_num, train_status); + + for (pup_id = 0; + pup_id <= (tm->num_of_bus_per_interface - 1); + pup_id++) { + VALIDATE_ACTIVE(tm->bus_act_mask, pup_id); + + if (bit_bit_mask[pup_id] == 0) + continue; + + for (bit_id = 0; bit_id <= bit_end; bit_id++) { + if ((bit_bit_mask[pup_id] & + (1 << bit_id)) == 0) + continue; + CHECK_STATUS + (ddr3_tip_read_training_result + (dev_num, interface_cnt, + ACCESS_TYPE_UNICAST, pup_id, + bit_id, HWS_LOW2HIGH, + direction, + result_type, + TRAINING_LOAD_OPERATION_UNLOAD, + CS_SINGLE, &l2h_if_train_res, + 0, 0, 1)); + } + } + + ddr3_tip_ip_training(dev_num, ACCESS_TYPE_UNICAST, + interface_cnt, + ACCESS_TYPE_MULTICAST, + PARAM_NOT_CARE, result_type, + control_element, HWS_HIGH2LOW, + direction, interface_mask, + num_iter / 2, num_iter / 2, + pattern, EDGE_FP, train_cs_type, + cs_num, train_status); + + for (pup_id = 0; + pup_id <= (tm->num_of_bus_per_interface - 1); + pup_id++) { + VALIDATE_ACTIVE(tm->bus_act_mask, pup_id); + + if (bit_bit_mask[pup_id] == 0) + continue; + + for (bit_id = 0; bit_id <= bit_end; bit_id++) { + if ((bit_bit_mask[pup_id] & + (1 << bit_id)) == 0) + continue; + CHECK_STATUS + (ddr3_tip_read_training_result + (dev_num, interface_cnt, + ACCESS_TYPE_UNICAST, pup_id, + bit_id, HWS_HIGH2LOW, direction, + result_type, + TRAINING_LOAD_OPERATION_UNLOAD, + CS_SINGLE, &h2l_if_train_res, + 0, cons_tap, 1)); + } + } + } /* if bit_bit_mask_active */ + } /* For all Interfacess */ + + return MV_OK; +} + +/* + * Load phy values + */ +int ddr3_tip_load_phy_values(int b_load) +{ + u32 bus_cnt = 0, if_id, dev_num = 0; + struct hws_topology_map *tm = ddr3_get_topology_map(); + + for (if_id = 0; if_id <= MAX_INTERFACE_NUM - 1; if_id++) { + VALIDATE_ACTIVE(tm->if_act_mask, if_id); + for (bus_cnt = 0; bus_cnt < GET_TOPOLOGY_NUM_OF_BUSES(); + bus_cnt++) { + VALIDATE_ACTIVE(tm->bus_act_mask, bus_cnt); + if (b_load == 1) { + CHECK_STATUS(ddr3_tip_bus_read + (dev_num, if_id, + ACCESS_TYPE_UNICAST, bus_cnt, + DDR_PHY_DATA, + WRITE_CENTRALIZATION_PHY_REG + + (effective_cs * + CS_REGISTER_ADDR_OFFSET), + &phy_reg_bk[if_id][bus_cnt] + [0])); + CHECK_STATUS(ddr3_tip_bus_read + (dev_num, if_id, + ACCESS_TYPE_UNICAST, bus_cnt, + DDR_PHY_DATA, + RL_PHY_REG + + (effective_cs * + CS_REGISTER_ADDR_OFFSET), + &phy_reg_bk[if_id][bus_cnt] + [1])); + CHECK_STATUS(ddr3_tip_bus_read + (dev_num, if_id, + ACCESS_TYPE_UNICAST, bus_cnt, + DDR_PHY_DATA, + READ_CENTRALIZATION_PHY_REG + + (effective_cs * + CS_REGISTER_ADDR_OFFSET), + &phy_reg_bk[if_id][bus_cnt] + [2])); + } else { + CHECK_STATUS(ddr3_tip_bus_write + (dev_num, ACCESS_TYPE_UNICAST, + if_id, ACCESS_TYPE_UNICAST, + bus_cnt, DDR_PHY_DATA, + WRITE_CENTRALIZATION_PHY_REG + + (effective_cs * + CS_REGISTER_ADDR_OFFSET), + phy_reg_bk[if_id][bus_cnt] + [0])); + CHECK_STATUS(ddr3_tip_bus_write + (dev_num, ACCESS_TYPE_UNICAST, + if_id, ACCESS_TYPE_UNICAST, + bus_cnt, DDR_PHY_DATA, + RL_PHY_REG + + (effective_cs * + CS_REGISTER_ADDR_OFFSET), + phy_reg_bk[if_id][bus_cnt] + [1])); + CHECK_STATUS(ddr3_tip_bus_write + (dev_num, ACCESS_TYPE_UNICAST, + if_id, ACCESS_TYPE_UNICAST, + bus_cnt, DDR_PHY_DATA, + READ_CENTRALIZATION_PHY_REG + + (effective_cs * + CS_REGISTER_ADDR_OFFSET), + phy_reg_bk[if_id][bus_cnt] + [2])); + } + } + } + + return MV_OK; +} + +int ddr3_tip_training_ip_test(u32 dev_num, enum hws_training_result result_type, + enum hws_search_dir search_dir, + enum hws_dir direction, + enum hws_edge_compare edge, + u32 init_val1, u32 init_val2, + u32 num_of_iterations, + u32 start_pattern, u32 end_pattern) +{ + u32 pattern, if_id, pup_id; + enum hws_training_ip_stat train_status[MAX_INTERFACE_NUM]; + u32 *res = NULL; + u32 search_state = 0; + struct hws_topology_map *tm = ddr3_get_topology_map(); + + ddr3_tip_load_phy_values(1); + + for (pattern = start_pattern; pattern <= end_pattern; pattern++) { + for (search_state = 0; search_state < HWS_SEARCH_DIR_LIMIT; + search_state++) { + ddr3_tip_ip_training_wrapper(dev_num, + ACCESS_TYPE_MULTICAST, 0, + ACCESS_TYPE_MULTICAST, 0, + result_type, + HWS_CONTROL_ELEMENT_ADLL, + search_dir, direction, + 0xfff, init_val1, + init_val2, + num_of_iterations, pattern, + edge, CS_SINGLE, + PARAM_NOT_CARE, + train_status); + + for (if_id = 0; if_id <= MAX_INTERFACE_NUM - 1; + if_id++) { + VALIDATE_ACTIVE(tm->if_act_mask, if_id); + for (pup_id = 0; pup_id < + tm->num_of_bus_per_interface; + pup_id++) { + VALIDATE_ACTIVE(tm->bus_act_mask, + pup_id); + CHECK_STATUS + (ddr3_tip_read_training_result + (dev_num, if_id, + ACCESS_TYPE_UNICAST, pup_id, + ALL_BITS_PER_PUP, + search_state, + direction, result_type, + TRAINING_LOAD_OPERATION_UNLOAD, + CS_SINGLE, &res, 1, 0, + 0)); + if (result_type == RESULT_PER_BYTE) { + DEBUG_TRAINING_IP_ENGINE + (DEBUG_LEVEL_INFO, + ("search_state %d if_id %d pup_id %d 0x%x\n", + search_state, if_id, + pup_id, res[0])); + } else { + DEBUG_TRAINING_IP_ENGINE + (DEBUG_LEVEL_INFO, + ("search_state %d if_id %d pup_id %d 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x 0x%x\n", + search_state, if_id, + pup_id, res[0], + res[1], res[2], + res[3], res[4], + res[5], res[6], + res[7])); + } + } + } /* interface */ + } /* search */ + } /* pattern */ + + ddr3_tip_load_phy_values(0); + + return MV_OK; +} + +struct pattern_info *ddr3_tip_get_pattern_table() +{ + struct hws_topology_map *tm = ddr3_get_topology_map(); + + if (DDR3_IS_16BIT_DRAM_MODE(tm->bus_act_mask) == 0) + return pattern_table_32; + else + return pattern_table_16; +} + +u16 *ddr3_tip_get_mask_results_dq_reg() +{ + struct hws_topology_map *tm = ddr3_get_topology_map(); + + if (DDR3_IS_ECC_PUP3_MODE(tm->bus_act_mask)) + return mask_results_dq_reg_map_pup3_ecc; + else + return mask_results_dq_reg_map; +} + +u16 *ddr3_tip_get_mask_results_pup_reg_map() +{ + struct hws_topology_map *tm = ddr3_get_topology_map(); + + if (DDR3_IS_ECC_PUP3_MODE(tm->bus_act_mask)) + return mask_results_pup_reg_map_pup3_ecc; + else + return mask_results_pup_reg_map; +} |