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author | York Sun <yorksun@freescale.com> | 2013-09-30 20:22:09 +0400 |
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committer | York Sun <yorksun@freescale.com> | 2013-11-25 23:43:43 +0400 |
commit | 5614e71b4956c579cd4419b958b33fa6316eaa92 (patch) | |
tree | f75d1d531814dbbe0ff9d65f28cc050a73a8f7de /drivers/ddr/fsl/interactive.c | |
parent | ac6880782d8f369b7121488e8407ae6ddcf2b9ff (diff) | |
download | u-boot-5614e71b4956c579cd4419b958b33fa6316eaa92.tar.xz |
Driver/DDR: Moving Freescale DDR driver to a common driver
Freescale DDR driver has been used for mpc83xx, mpc85xx, mpc86xx SoCs.
The similar DDR controllers will be used for ARM-based SoCs.
Signed-off-by: York Sun <yorksun@freescale.com>
Diffstat (limited to 'drivers/ddr/fsl/interactive.c')
-rw-r--r-- | drivers/ddr/fsl/interactive.c | 1871 |
1 files changed, 1871 insertions, 0 deletions
diff --git a/drivers/ddr/fsl/interactive.c b/drivers/ddr/fsl/interactive.c new file mode 100644 index 0000000000..ebf3ed6f38 --- /dev/null +++ b/drivers/ddr/fsl/interactive.c @@ -0,0 +1,1871 @@ +/* + * Copyright 2010-2012 Freescale Semiconductor, Inc. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +/* + * Generic driver for Freescale DDR/DDR2/DDR3 memory controller. + * Based on code from spd_sdram.c + * Author: James Yang [at freescale.com] + * York Sun [at freescale.com] + */ + +#include <common.h> +#include <linux/ctype.h> +#include <asm/types.h> +#include <asm/io.h> + +#include <fsl_ddr_sdram.h> +#include <fsl_ddr.h> + +/* Option parameter Structures */ +struct options_string { + const char *option_name; + size_t offset; + unsigned int size; + const char printhex; +}; + +static unsigned int picos_to_mhz(unsigned int picos) +{ + return 1000000 / picos; +} + +static void print_option_table(const struct options_string *table, + int table_size, + const void *base) +{ + unsigned int i; + unsigned int *ptr; + unsigned long long *ptr_l; + + for (i = 0; i < table_size; i++) { + switch (table[i].size) { + case 4: + ptr = (unsigned int *) (base + table[i].offset); + if (table[i].printhex) { + printf("%s = 0x%08X\n", + table[i].option_name, *ptr); + } else { + printf("%s = %u\n", + table[i].option_name, *ptr); + } + break; + case 8: + ptr_l = (unsigned long long *) (base + table[i].offset); + printf("%s = %llu\n", + table[i].option_name, *ptr_l); + break; + default: + printf("Unrecognized size!\n"); + break; + } + } +} + +static int handle_option_table(const struct options_string *table, + int table_size, + void *base, + const char *opt, + const char *val) +{ + unsigned int i; + unsigned int value, *ptr; + unsigned long long value_l, *ptr_l; + + for (i = 0; i < table_size; i++) { + if (strcmp(table[i].option_name, opt) != 0) + continue; + switch (table[i].size) { + case 4: + value = simple_strtoul(val, NULL, 0); + ptr = base + table[i].offset; + *ptr = value; + break; + case 8: + value_l = simple_strtoull(val, NULL, 0); + ptr_l = base + table[i].offset; + *ptr_l = value_l; + break; + default: + printf("Unrecognized size!\n"); + break; + } + return 1; + } + + return 0; +} + +static void fsl_ddr_generic_edit(void *pdata, + void *pend, + unsigned int element_size, + unsigned int element_num, + unsigned int value) +{ + char *pcdata = (char *)pdata; /* BIG ENDIAN ONLY */ + + pcdata += element_num * element_size; + if ((pcdata + element_size) > (char *) pend) { + printf("trying to write past end of data\n"); + return; + } + + switch (element_size) { + case 1: + __raw_writeb(value, pcdata); + break; + case 2: + __raw_writew(value, pcdata); + break; + case 4: + __raw_writel(value, pcdata); + break; + default: + printf("unexpected element size %u\n", element_size); + break; + } +} + +static void fsl_ddr_spd_edit(fsl_ddr_info_t *pinfo, + unsigned int ctrl_num, + unsigned int dimm_num, + unsigned int element_num, + unsigned int value) +{ + generic_spd_eeprom_t *pspd; + + pspd = &(pinfo->spd_installed_dimms[ctrl_num][dimm_num]); + fsl_ddr_generic_edit(pspd, pspd + 1, 1, element_num, value); +} + +#define COMMON_TIMING(x) {#x, offsetof(common_timing_params_t, x), \ + sizeof((common_timing_params_t *)0)->x, 0} + +static void lowest_common_dimm_parameters_edit(fsl_ddr_info_t *pinfo, + unsigned int ctrl_num, + const char *optname_str, + const char *value_str) +{ + common_timing_params_t *p = &pinfo->common_timing_params[ctrl_num]; + + static const struct options_string options[] = { + COMMON_TIMING(tckmin_x_ps), + COMMON_TIMING(tckmax_ps), + COMMON_TIMING(tckmax_max_ps), + COMMON_TIMING(trcd_ps), + COMMON_TIMING(trp_ps), + COMMON_TIMING(tras_ps), + COMMON_TIMING(twr_ps), + COMMON_TIMING(twtr_ps), + COMMON_TIMING(trfc_ps), + COMMON_TIMING(trrd_ps), + COMMON_TIMING(trc_ps), + COMMON_TIMING(refresh_rate_ps), + COMMON_TIMING(tis_ps), + COMMON_TIMING(tih_ps), + COMMON_TIMING(tds_ps), + COMMON_TIMING(tdh_ps), + COMMON_TIMING(trtp_ps), + COMMON_TIMING(tdqsq_max_ps), + COMMON_TIMING(tqhs_ps), + COMMON_TIMING(ndimms_present), + COMMON_TIMING(lowest_common_SPD_caslat), + COMMON_TIMING(highest_common_derated_caslat), + COMMON_TIMING(additive_latency), + COMMON_TIMING(all_dimms_burst_lengths_bitmask), + COMMON_TIMING(all_dimms_registered), + COMMON_TIMING(all_dimms_unbuffered), + COMMON_TIMING(all_dimms_ecc_capable), + COMMON_TIMING(total_mem), + COMMON_TIMING(base_address), + }; + static const unsigned int n_opts = ARRAY_SIZE(options); + + if (handle_option_table(options, n_opts, p, optname_str, value_str)) + return; + + printf("Error: couldn't find option string %s\n", optname_str); +} + +#define DIMM_PARM(x) {#x, offsetof(dimm_params_t, x), \ + sizeof((dimm_params_t *)0)->x, 0} + +static void fsl_ddr_dimm_parameters_edit(fsl_ddr_info_t *pinfo, + unsigned int ctrl_num, + unsigned int dimm_num, + const char *optname_str, + const char *value_str) +{ + dimm_params_t *p = &(pinfo->dimm_params[ctrl_num][dimm_num]); + + static const struct options_string options[] = { + DIMM_PARM(n_ranks), + DIMM_PARM(data_width), + DIMM_PARM(primary_sdram_width), + DIMM_PARM(ec_sdram_width), + DIMM_PARM(registered_dimm), + DIMM_PARM(device_width), + + DIMM_PARM(n_row_addr), + DIMM_PARM(n_col_addr), + DIMM_PARM(edc_config), + DIMM_PARM(n_banks_per_sdram_device), + DIMM_PARM(burst_lengths_bitmask), + DIMM_PARM(row_density), + + DIMM_PARM(tckmin_x_ps), + DIMM_PARM(tckmin_x_minus_1_ps), + DIMM_PARM(tckmin_x_minus_2_ps), + DIMM_PARM(tckmax_ps), + + DIMM_PARM(caslat_x), + DIMM_PARM(caslat_x_minus_1), + DIMM_PARM(caslat_x_minus_2), + + DIMM_PARM(caslat_lowest_derated), + + DIMM_PARM(trcd_ps), + DIMM_PARM(trp_ps), + DIMM_PARM(tras_ps), + DIMM_PARM(twr_ps), + DIMM_PARM(twtr_ps), + DIMM_PARM(trfc_ps), + DIMM_PARM(trrd_ps), + DIMM_PARM(trc_ps), + DIMM_PARM(refresh_rate_ps), + + DIMM_PARM(tis_ps), + DIMM_PARM(tih_ps), + DIMM_PARM(tds_ps), + DIMM_PARM(tdh_ps), + DIMM_PARM(trtp_ps), + DIMM_PARM(tdqsq_max_ps), + DIMM_PARM(tqhs_ps), + + DIMM_PARM(rank_density), + DIMM_PARM(capacity), + DIMM_PARM(base_address), + }; + + static const unsigned int n_opts = ARRAY_SIZE(options); + + if (handle_option_table(options, n_opts, p, optname_str, value_str)) + return; + + printf("couldn't find option string %s\n", optname_str); +} + +static void print_dimm_parameters(const dimm_params_t *pdimm) +{ + static const struct options_string options[] = { + DIMM_PARM(n_ranks), + DIMM_PARM(data_width), + DIMM_PARM(primary_sdram_width), + DIMM_PARM(ec_sdram_width), + DIMM_PARM(registered_dimm), + DIMM_PARM(device_width), + + DIMM_PARM(n_row_addr), + DIMM_PARM(n_col_addr), + DIMM_PARM(edc_config), + DIMM_PARM(n_banks_per_sdram_device), + + DIMM_PARM(tckmin_x_ps), + DIMM_PARM(tckmin_x_minus_1_ps), + DIMM_PARM(tckmin_x_minus_2_ps), + DIMM_PARM(tckmax_ps), + + DIMM_PARM(caslat_x), + DIMM_PARM(taa_ps), + DIMM_PARM(caslat_x_minus_1), + DIMM_PARM(caslat_x_minus_2), + DIMM_PARM(caslat_lowest_derated), + + DIMM_PARM(trcd_ps), + DIMM_PARM(trp_ps), + DIMM_PARM(tras_ps), + DIMM_PARM(twr_ps), + DIMM_PARM(twtr_ps), + DIMM_PARM(trfc_ps), + DIMM_PARM(trrd_ps), + DIMM_PARM(trc_ps), + DIMM_PARM(refresh_rate_ps), + + DIMM_PARM(tis_ps), + DIMM_PARM(tih_ps), + DIMM_PARM(tds_ps), + DIMM_PARM(tdh_ps), + DIMM_PARM(trtp_ps), + DIMM_PARM(tdqsq_max_ps), + DIMM_PARM(tqhs_ps), + }; + static const unsigned int n_opts = ARRAY_SIZE(options); + + if (pdimm->n_ranks == 0) { + printf("DIMM not present\n"); + return; + } + printf("DIMM organization parameters:\n"); + printf("module part name = %s\n", pdimm->mpart); + printf("rank_density = %llu bytes (%llu megabytes)\n", + pdimm->rank_density, pdimm->rank_density / 0x100000); + printf("capacity = %llu bytes (%llu megabytes)\n", + pdimm->capacity, pdimm->capacity / 0x100000); + printf("burst_lengths_bitmask = %02X\n", + pdimm->burst_lengths_bitmask); + printf("base_addresss = %llu (%08llX %08llX)\n", + pdimm->base_address, + (pdimm->base_address >> 32), + pdimm->base_address & 0xFFFFFFFF); + print_option_table(options, n_opts, pdimm); +} + +static void print_lowest_common_dimm_parameters( + const common_timing_params_t *plcd_dimm_params) +{ + static const struct options_string options[] = { + COMMON_TIMING(tckmax_max_ps), + COMMON_TIMING(trcd_ps), + COMMON_TIMING(trp_ps), + COMMON_TIMING(tras_ps), + COMMON_TIMING(twr_ps), + COMMON_TIMING(twtr_ps), + COMMON_TIMING(trfc_ps), + COMMON_TIMING(trrd_ps), + COMMON_TIMING(trc_ps), + COMMON_TIMING(refresh_rate_ps), + COMMON_TIMING(tis_ps), + COMMON_TIMING(tds_ps), + COMMON_TIMING(tdh_ps), + COMMON_TIMING(trtp_ps), + COMMON_TIMING(tdqsq_max_ps), + COMMON_TIMING(tqhs_ps), + COMMON_TIMING(lowest_common_SPD_caslat), + COMMON_TIMING(highest_common_derated_caslat), + COMMON_TIMING(additive_latency), + COMMON_TIMING(ndimms_present), + COMMON_TIMING(all_dimms_registered), + COMMON_TIMING(all_dimms_unbuffered), + COMMON_TIMING(all_dimms_ecc_capable), + }; + static const unsigned int n_opts = ARRAY_SIZE(options); + + /* Clock frequencies */ + printf("tckmin_x_ps = %u (%u MHz)\n", + plcd_dimm_params->tckmin_x_ps, + picos_to_mhz(plcd_dimm_params->tckmin_x_ps)); + printf("tckmax_ps = %u (%u MHz)\n", + plcd_dimm_params->tckmax_ps, + picos_to_mhz(plcd_dimm_params->tckmax_ps)); + printf("all_dimms_burst_lengths_bitmask = %02X\n", + plcd_dimm_params->all_dimms_burst_lengths_bitmask); + + print_option_table(options, n_opts, plcd_dimm_params); + + printf("total_mem = %llu (%llu megabytes)\n", + plcd_dimm_params->total_mem, + plcd_dimm_params->total_mem / 0x100000); + printf("base_address = %llu (%llu megabytes)\n", + plcd_dimm_params->base_address, + plcd_dimm_params->base_address / 0x100000); +} + +#define CTRL_OPTIONS(x) {#x, offsetof(memctl_options_t, x), \ + sizeof((memctl_options_t *)0)->x, 0} +#define CTRL_OPTIONS_CS(x, y) {"cs" #x "_" #y, \ + offsetof(memctl_options_t, cs_local_opts[x].y), \ + sizeof((memctl_options_t *)0)->cs_local_opts[x].y, 0} + +static void fsl_ddr_options_edit(fsl_ddr_info_t *pinfo, + unsigned int ctl_num, + const char *optname_str, + const char *value_str) +{ + memctl_options_t *p = &(pinfo->memctl_opts[ctl_num]); + /* + * This array all on the stack and *computed* each time this + * function is rung. + */ + static const struct options_string options[] = { + CTRL_OPTIONS_CS(0, odt_rd_cfg), + CTRL_OPTIONS_CS(0, odt_wr_cfg), +#if (CONFIG_CHIP_SELECTS_PER_CTRL > 1) + CTRL_OPTIONS_CS(1, odt_rd_cfg), + CTRL_OPTIONS_CS(1, odt_wr_cfg), +#endif +#if (CONFIG_CHIP_SELECTS_PER_CTRL > 2) + CTRL_OPTIONS_CS(2, odt_rd_cfg), + CTRL_OPTIONS_CS(2, odt_wr_cfg), +#endif +#if (CONFIG_CHIP_SELECTS_PER_CTRL > 2) + CTRL_OPTIONS_CS(3, odt_rd_cfg), + CTRL_OPTIONS_CS(3, odt_wr_cfg), +#endif +#if defined(CONFIG_SYS_FSL_DDR3) + CTRL_OPTIONS_CS(0, odt_rtt_norm), + CTRL_OPTIONS_CS(0, odt_rtt_wr), +#if (CONFIG_CHIP_SELECTS_PER_CTRL > 1) + CTRL_OPTIONS_CS(1, odt_rtt_norm), + CTRL_OPTIONS_CS(1, odt_rtt_wr), +#endif +#if (CONFIG_CHIP_SELECTS_PER_CTRL > 2) + CTRL_OPTIONS_CS(2, odt_rtt_norm), + CTRL_OPTIONS_CS(2, odt_rtt_wr), +#endif +#if (CONFIG_CHIP_SELECTS_PER_CTRL > 2) + CTRL_OPTIONS_CS(3, odt_rtt_norm), + CTRL_OPTIONS_CS(3, odt_rtt_wr), +#endif +#endif + CTRL_OPTIONS(memctl_interleaving), + CTRL_OPTIONS(memctl_interleaving_mode), + CTRL_OPTIONS(ba_intlv_ctl), + CTRL_OPTIONS(ecc_mode), + CTRL_OPTIONS(ecc_init_using_memctl), + CTRL_OPTIONS(dqs_config), + CTRL_OPTIONS(self_refresh_in_sleep), + CTRL_OPTIONS(dynamic_power), + CTRL_OPTIONS(data_bus_width), + CTRL_OPTIONS(burst_length), + CTRL_OPTIONS(cas_latency_override), + CTRL_OPTIONS(cas_latency_override_value), + CTRL_OPTIONS(use_derated_caslat), + CTRL_OPTIONS(additive_latency_override), + CTRL_OPTIONS(additive_latency_override_value), + CTRL_OPTIONS(clk_adjust), + CTRL_OPTIONS(cpo_override), + CTRL_OPTIONS(write_data_delay), + CTRL_OPTIONS(half_strength_driver_enable), + + /* + * These can probably be changed to 2T_EN and 3T_EN + * (using a leading numerical character) without problem + */ + CTRL_OPTIONS(twot_en), + CTRL_OPTIONS(threet_en), + CTRL_OPTIONS(ap_en), + CTRL_OPTIONS(x4_en), + CTRL_OPTIONS(bstopre), + CTRL_OPTIONS(wrlvl_override), + CTRL_OPTIONS(wrlvl_sample), + CTRL_OPTIONS(wrlvl_start), + CTRL_OPTIONS(rcw_override), + CTRL_OPTIONS(rcw_1), + CTRL_OPTIONS(rcw_2), + CTRL_OPTIONS(ddr_cdr1), + CTRL_OPTIONS(ddr_cdr2), + CTRL_OPTIONS(tcke_clock_pulse_width_ps), + CTRL_OPTIONS(tfaw_window_four_activates_ps), + CTRL_OPTIONS(trwt_override), + CTRL_OPTIONS(trwt), + }; + + static const unsigned int n_opts = ARRAY_SIZE(options); + + if (handle_option_table(options, n_opts, p, + optname_str, value_str)) + return; + + printf("couldn't find option string %s\n", optname_str); +} + +#define CFG_REGS(x) {#x, offsetof(fsl_ddr_cfg_regs_t, x), \ + sizeof((fsl_ddr_cfg_regs_t *)0)->x, 1} +#define CFG_REGS_CS(x, y) {"cs" #x "_" #y, \ + offsetof(fsl_ddr_cfg_regs_t, cs[x].y), \ + sizeof((fsl_ddr_cfg_regs_t *)0)->cs[x].y, 1} + +static void print_fsl_memctl_config_regs(const fsl_ddr_cfg_regs_t *ddr) +{ + unsigned int i; + static const struct options_string options[] = { + CFG_REGS_CS(0, bnds), + CFG_REGS_CS(0, config), + CFG_REGS_CS(0, config_2), +#if (CONFIG_CHIP_SELECTS_PER_CTRL > 1) + CFG_REGS_CS(1, bnds), + CFG_REGS_CS(1, config), + CFG_REGS_CS(1, config_2), +#endif +#if (CONFIG_CHIP_SELECTS_PER_CTRL > 2) + CFG_REGS_CS(2, bnds), + CFG_REGS_CS(2, config), + CFG_REGS_CS(2, config_2), +#endif +#if (CONFIG_CHIP_SELECTS_PER_CTRL > 2) + CFG_REGS_CS(3, bnds), + CFG_REGS_CS(3, config), + CFG_REGS_CS(3, config_2), +#endif + CFG_REGS(timing_cfg_3), + CFG_REGS(timing_cfg_0), + CFG_REGS(timing_cfg_1), + CFG_REGS(timing_cfg_2), + CFG_REGS(ddr_sdram_cfg), + CFG_REGS(ddr_sdram_cfg_2), + CFG_REGS(ddr_sdram_mode), + CFG_REGS(ddr_sdram_mode_2), + CFG_REGS(ddr_sdram_mode_3), + CFG_REGS(ddr_sdram_mode_4), + CFG_REGS(ddr_sdram_mode_5), + CFG_REGS(ddr_sdram_mode_6), + CFG_REGS(ddr_sdram_mode_7), + CFG_REGS(ddr_sdram_mode_8), + CFG_REGS(ddr_sdram_interval), + CFG_REGS(ddr_data_init), + CFG_REGS(ddr_sdram_clk_cntl), + CFG_REGS(ddr_init_addr), + CFG_REGS(ddr_init_ext_addr), + CFG_REGS(timing_cfg_4), + CFG_REGS(timing_cfg_5), + CFG_REGS(ddr_zq_cntl), + CFG_REGS(ddr_wrlvl_cntl), + CFG_REGS(ddr_wrlvl_cntl_2), + CFG_REGS(ddr_wrlvl_cntl_3), + CFG_REGS(ddr_sr_cntr), + CFG_REGS(ddr_sdram_rcw_1), + CFG_REGS(ddr_sdram_rcw_2), + CFG_REGS(ddr_cdr1), + CFG_REGS(ddr_cdr2), + CFG_REGS(err_disable), + CFG_REGS(err_int_en), + CFG_REGS(ddr_eor), + }; + static const unsigned int n_opts = ARRAY_SIZE(options); + + print_option_table(options, n_opts, ddr); + + for (i = 0; i < 32; i++) + printf("debug_%02d = 0x%08X\n", i+1, ddr->debug[i]); +} + +static void fsl_ddr_regs_edit(fsl_ddr_info_t *pinfo, + unsigned int ctrl_num, + const char *regname, + const char *value_str) +{ + unsigned int i; + fsl_ddr_cfg_regs_t *ddr; + char buf[20]; + static const struct options_string options[] = { + CFG_REGS_CS(0, bnds), + CFG_REGS_CS(0, config), + CFG_REGS_CS(0, config_2), +#if (CONFIG_CHIP_SELECTS_PER_CTRL > 1) + CFG_REGS_CS(1, bnds), + CFG_REGS_CS(1, config), + CFG_REGS_CS(1, config_2), +#endif +#if (CONFIG_CHIP_SELECTS_PER_CTRL > 2) + CFG_REGS_CS(2, bnds), + CFG_REGS_CS(2, config), + CFG_REGS_CS(2, config_2), +#endif +#if (CONFIG_CHIP_SELECTS_PER_CTRL > 3) + CFG_REGS_CS(3, bnds), + CFG_REGS_CS(3, config), + CFG_REGS_CS(3, config_2), +#endif + CFG_REGS(timing_cfg_3), + CFG_REGS(timing_cfg_0), + CFG_REGS(timing_cfg_1), + CFG_REGS(timing_cfg_2), + CFG_REGS(ddr_sdram_cfg), + CFG_REGS(ddr_sdram_cfg_2), + CFG_REGS(ddr_sdram_mode), + CFG_REGS(ddr_sdram_mode_2), + CFG_REGS(ddr_sdram_mode_3), + CFG_REGS(ddr_sdram_mode_4), + CFG_REGS(ddr_sdram_mode_5), + CFG_REGS(ddr_sdram_mode_6), + CFG_REGS(ddr_sdram_mode_7), + CFG_REGS(ddr_sdram_mode_8), + CFG_REGS(ddr_sdram_interval), + CFG_REGS(ddr_data_init), + CFG_REGS(ddr_sdram_clk_cntl), + CFG_REGS(ddr_init_addr), + CFG_REGS(ddr_init_ext_addr), + CFG_REGS(timing_cfg_4), + CFG_REGS(timing_cfg_5), + CFG_REGS(ddr_zq_cntl), + CFG_REGS(ddr_wrlvl_cntl), + CFG_REGS(ddr_wrlvl_cntl_2), + CFG_REGS(ddr_wrlvl_cntl_3), + CFG_REGS(ddr_sr_cntr), + CFG_REGS(ddr_sdram_rcw_1), + CFG_REGS(ddr_sdram_rcw_2), + CFG_REGS(ddr_cdr1), + CFG_REGS(ddr_cdr2), + CFG_REGS(err_disable), + CFG_REGS(err_int_en), + CFG_REGS(ddr_sdram_rcw_2), + CFG_REGS(ddr_sdram_rcw_2), + CFG_REGS(ddr_eor), + }; + static const unsigned int n_opts = ARRAY_SIZE(options); + + debug("fsl_ddr_regs_edit: ctrl_num = %u, " + "regname = %s, value = %s\n", + ctrl_num, regname, value_str); + if (ctrl_num > CONFIG_NUM_DDR_CONTROLLERS) + return; + + ddr = &(pinfo->fsl_ddr_config_reg[ctrl_num]); + + if (handle_option_table(options, n_opts, ddr, regname, value_str)) + return; + + for (i = 0; i < 32; i++) { + unsigned int value = simple_strtoul(value_str, NULL, 0); + sprintf(buf, "debug_%u", i + 1); + if (strcmp(buf, regname) == 0) { + ddr->debug[i] = value; + return; + } + } + printf("Error: couldn't find register string %s\n", regname); +} + +#define CTRL_OPTIONS_HEX(x) {#x, offsetof(memctl_options_t, x), \ + sizeof((memctl_options_t *)0)->x, 1} + +static void print_memctl_options(const memctl_options_t *popts) +{ + static const struct options_string options[] = { + CTRL_OPTIONS_CS(0, odt_rd_cfg), + CTRL_OPTIONS_CS(0, odt_wr_cfg), +#if (CONFIG_CHIP_SELECTS_PER_CTRL > 1) + CTRL_OPTIONS_CS(1, odt_rd_cfg), + CTRL_OPTIONS_CS(1, odt_wr_cfg), +#endif +#if (CONFIG_CHIP_SELECTS_PER_CTRL > 2) + CTRL_OPTIONS_CS(2, odt_rd_cfg), + CTRL_OPTIONS_CS(2, odt_wr_cfg), +#endif +#if (CONFIG_CHIP_SELECTS_PER_CTRL > 3) + CTRL_OPTIONS_CS(3, odt_rd_cfg), + CTRL_OPTIONS_CS(3, odt_wr_cfg), +#endif +#if defined(CONFIG_SYS_FSL_DDR3) + CTRL_OPTIONS_CS(0, odt_rtt_norm), + CTRL_OPTIONS_CS(0, odt_rtt_wr), +#if (CONFIG_CHIP_SELECTS_PER_CTRL > 1) + CTRL_OPTIONS_CS(1, odt_rtt_norm), + CTRL_OPTIONS_CS(1, odt_rtt_wr), +#endif +#if (CONFIG_CHIP_SELECTS_PER_CTRL > 2) + CTRL_OPTIONS_CS(2, odt_rtt_norm), + CTRL_OPTIONS_CS(2, odt_rtt_wr), +#endif +#if (CONFIG_CHIP_SELECTS_PER_CTRL > 3) + CTRL_OPTIONS_CS(3, odt_rtt_norm), + CTRL_OPTIONS_CS(3, odt_rtt_wr), +#endif +#endif + CTRL_OPTIONS(memctl_interleaving), + CTRL_OPTIONS(memctl_interleaving_mode), + CTRL_OPTIONS_HEX(ba_intlv_ctl), + CTRL_OPTIONS(ecc_mode), + CTRL_OPTIONS(ecc_init_using_memctl), + CTRL_OPTIONS(dqs_config), + CTRL_OPTIONS(self_refresh_in_sleep), + CTRL_OPTIONS(dynamic_power), + CTRL_OPTIONS(data_bus_width), + CTRL_OPTIONS(burst_length), + CTRL_OPTIONS(cas_latency_override), + CTRL_OPTIONS(cas_latency_override_value), + CTRL_OPTIONS(use_derated_caslat), + CTRL_OPTIONS(additive_latency_override), + CTRL_OPTIONS(additive_latency_override_value), + CTRL_OPTIONS(clk_adjust), + CTRL_OPTIONS(cpo_override), + CTRL_OPTIONS(write_data_delay), + CTRL_OPTIONS(half_strength_driver_enable), + /* + * These can probably be changed to 2T_EN and 3T_EN + * (using a leading numerical character) without problem + */ + CTRL_OPTIONS(twot_en), + CTRL_OPTIONS(threet_en), + CTRL_OPTIONS(registered_dimm_en), + CTRL_OPTIONS(ap_en), + CTRL_OPTIONS(x4_en), + CTRL_OPTIONS(bstopre), + CTRL_OPTIONS(wrlvl_override), + CTRL_OPTIONS(wrlvl_sample), + CTRL_OPTIONS(wrlvl_start), + CTRL_OPTIONS(rcw_override), + CTRL_OPTIONS(rcw_1), + CTRL_OPTIONS(rcw_2), + CTRL_OPTIONS_HEX(ddr_cdr1), + CTRL_OPTIONS_HEX(ddr_cdr2), + CTRL_OPTIONS(tcke_clock_pulse_width_ps), + CTRL_OPTIONS(tfaw_window_four_activates_ps), + CTRL_OPTIONS(trwt_override), + CTRL_OPTIONS(trwt), + }; + static const unsigned int n_opts = ARRAY_SIZE(options); + + print_option_table(options, n_opts, popts); +} + +#ifdef CONFIG_SYS_FSL_DDR1 +void ddr1_spd_dump(const ddr1_spd_eeprom_t *spd) +{ + unsigned int i; + + printf("%-3d : %02x %s\n", 0, spd->info_size, + " spd->info_size, * 0 # bytes written into serial memory *"); + printf("%-3d : %02x %s\n", 1, spd->chip_size, + " spd->chip_size, * 1 Total # bytes of SPD memory device *"); + printf("%-3d : %02x %s\n", 2, spd->mem_type, + " spd->mem_type, * 2 Fundamental memory type *"); + printf("%-3d : %02x %s\n", 3, spd->nrow_addr, + " spd->nrow_addr, * 3 # of Row Addresses on this assembly *"); + printf("%-3d : %02x %s\n", 4, spd->ncol_addr, + " spd->ncol_addr, * 4 # of Column Addrs on this assembly *"); + printf("%-3d : %02x %s\n", 5, spd->nrows, + " spd->nrows * 5 # of DIMM Banks *"); + printf("%-3d : %02x %s\n", 6, spd->dataw_lsb, + " spd->dataw_lsb, * 6 Data Width lsb of this assembly *"); + printf("%-3d : %02x %s\n", 7, spd->dataw_msb, + " spd->dataw_msb, * 7 Data Width msb of this assembly *"); + printf("%-3d : %02x %s\n", 8, spd->voltage, + " spd->voltage, * 8 Voltage intf std of this assembly *"); + printf("%-3d : %02x %s\n", 9, spd->clk_cycle, + " spd->clk_cycle, * 9 SDRAM Cycle time at CL=X *"); + printf("%-3d : %02x %s\n", 10, spd->clk_access, + " spd->clk_access, * 10 SDRAM Access from Clock at CL=X *"); + printf("%-3d : %02x %s\n", 11, spd->config, + " spd->config, * 11 DIMM Configuration type *"); + printf("%-3d : %02x %s\n", 12, spd->refresh, + " spd->refresh, * 12 Refresh Rate/Type *"); + printf("%-3d : %02x %s\n", 13, spd->primw, + " spd->primw, * 13 Primary SDRAM Width *"); + printf("%-3d : %02x %s\n", 14, spd->ecw, + " spd->ecw, * 14 Error Checking SDRAM width *"); + printf("%-3d : %02x %s\n", 15, spd->min_delay, + " spd->min_delay, * 15 Back to Back Random Access *"); + printf("%-3d : %02x %s\n", 16, spd->burstl, + " spd->burstl, * 16 Burst Lengths Supported *"); + printf("%-3d : %02x %s\n", 17, spd->nbanks, + " spd->nbanks, * 17 # of Banks on Each SDRAM Device *"); + printf("%-3d : %02x %s\n", 18, spd->cas_lat, + " spd->cas_lat, * 18 CAS# Latencies Supported *"); + printf("%-3d : %02x %s\n", 19, spd->cs_lat, + " spd->cs_lat, * 19 Chip Select Latency *"); + printf("%-3d : %02x %s\n", 20, spd->write_lat, + " spd->write_lat, * 20 Write Latency/Recovery *"); + printf("%-3d : %02x %s\n", 21, spd->mod_attr, + " spd->mod_attr, * 21 SDRAM Module Attributes *"); + printf("%-3d : %02x %s\n", 22, spd->dev_attr, + " spd->dev_attr, * 22 SDRAM Device Attributes *"); + printf("%-3d : %02x %s\n", 23, spd->clk_cycle2, + " spd->clk_cycle2, * 23 Min SDRAM Cycle time at CL=X-1 *"); + printf("%-3d : %02x %s\n", 24, spd->clk_access2, + " spd->clk_access2, * 24 SDRAM Access from Clock at CL=X-1 *"); + printf("%-3d : %02x %s\n", 25, spd->clk_cycle3, + " spd->clk_cycle3, * 25 Min SDRAM Cycle time at CL=X-2 *"); + printf("%-3d : %02x %s\n", 26, spd->clk_access3, + " spd->clk_access3, * 26 Max Access from Clock at CL=X-2 *"); + printf("%-3d : %02x %s\n", 27, spd->trp, + " spd->trp, * 27 Min Row Precharge Time (tRP)*"); + printf("%-3d : %02x %s\n", 28, spd->trrd, + " spd->trrd, * 28 Min Row Active to Row Active (tRRD) *"); + printf("%-3d : %02x %s\n", 29, spd->trcd, + " spd->trcd, * 29 Min RAS to CAS Delay (tRCD) *"); + printf("%-3d : %02x %s\n", 30, spd->tras, + " spd->tras, * 30 Minimum RAS Pulse Width (tRAS) *"); + printf("%-3d : %02x %s\n", 31, spd->bank_dens, + " spd->bank_dens, * 31 Density of each bank on module *"); + printf("%-3d : %02x %s\n", 32, spd->ca_setup, + " spd->ca_setup, * 32 Cmd + Addr signal input setup time *"); + printf("%-3d : %02x %s\n", 33, spd->ca_hold, + " spd->ca_hold, * 33 Cmd and Addr signal input hold time *"); + printf("%-3d : %02x %s\n", 34, spd->data_setup, + " spd->data_setup, * 34 Data signal input setup time *"); + printf("%-3d : %02x %s\n", 35, spd->data_hold, + " spd->data_hold, * 35 Data signal input hold time *"); + printf("%-3d : %02x %s\n", 36, spd->res_36_40[0], + " spd->res_36_40[0], * 36 Reserved / tWR *"); + printf("%-3d : %02x %s\n", 37, spd->res_36_40[1], + " spd->res_36_40[1], * 37 Reserved / tWTR *"); + printf("%-3d : %02x %s\n", 38, spd->res_36_40[2], + " spd->res_36_40[2], * 38 Reserved / tRTP *"); + printf("%-3d : %02x %s\n", 39, spd->res_36_40[3], + " spd->res_36_40[3], * 39 Reserved / mem_probe *"); + printf("%-3d : %02x %s\n", 40, spd->res_36_40[4], + " spd->res_36_40[4], * 40 Reserved / trc,trfc extensions *"); + printf("%-3d : %02x %s\n", 41, spd->trc, + " spd->trc, * 41 Min Active to Auto refresh time tRC *"); + printf("%-3d : %02x %s\n", 42, spd->trfc, + " spd->trfc, * 42 Min Auto to Active period tRFC *"); + printf("%-3d : %02x %s\n", 43, spd->tckmax, + " spd->tckmax, * 43 Max device cycle time tCKmax *"); + printf("%-3d : %02x %s\n", 44, spd->tdqsq, + " spd->tdqsq, * 44 Max DQS to DQ skew *"); + printf("%-3d : %02x %s\n", 45, spd->tqhs, + " spd->tqhs, * 45 Max Read DataHold skew tQHS *"); + printf("%-3d : %02x %s\n", 46, spd->res_46, + " spd->res_46, * 46 Reserved/ PLL Relock time *"); + printf("%-3d : %02x %s\n", 47, spd->dimm_height, + " spd->dimm_height * 47 SDRAM DIMM Height *"); + + printf("%-3d-%3d: ", 48, 61); + + for (i = 0; i < 14; i++) + printf("%02x", spd->res_48_61[i]); + + printf(" * 48-61 IDD in SPD and Reserved space *\n"); + + printf("%-3d : %02x %s\n", 62, spd->spd_rev, + " spd->spd_rev, * 62 SPD Data Revision Code *"); + printf("%-3d : %02x %s\n", 63, spd->cksum, + " spd->cksum, * 63 Checksum for bytes 0-62 *"); + printf("%-3d-%3d: ", 64, 71); + + for (i = 0; i < 8; i++) + printf("%02x", spd->mid[i]); + + printf("* 64 Mfr's JEDEC ID code per JEP-108E *\n"); + printf("%-3d : %02x %s\n", 72, spd->mloc, + " spd->mloc, * 72 Manufacturing Location *"); + + printf("%-3d-%3d: >>", 73, 90); + + for (i = 0; i < 18; i++) + printf("%c", spd->mpart[i]); + + printf("<<* 73 Manufacturer's Part Number *\n"); + + printf("%-3d-%3d: %02x %02x %s\n", 91, 92, spd->rev[0], spd->rev[1], + "* 91 Revision Code *"); + printf("%-3d-%3d: %02x %02x %s\n", 93, 94, spd->mdate[0], spd->mdate[1], + "* 93 Manufacturing Date *"); + printf("%-3d-%3d: ", 95, 98); + + for (i = 0; i < 4; i++) + printf("%02x", spd->sernum[i]); + + printf("* 95 Assembly Serial Number *\n"); + + printf("%-3d-%3d: ", 99, 127); + + for (i = 0; i < 27; i++) + printf("%02x", spd->mspec[i]); + + printf("* 99 Manufacturer Specific Data *\n"); +} +#endif + +#ifdef CONFIG_SYS_FSL_DDR2 +void ddr2_spd_dump(const ddr2_spd_eeprom_t *spd) +{ + unsigned int i; + + printf("%-3d : %02x %s\n", 0, spd->info_size, + " spd->info_size, * 0 # bytes written into serial memory *"); + printf("%-3d : %02x %s\n", 1, spd->chip_size, + " spd->chip_size, * 1 Total # bytes of SPD memory device *"); + printf("%-3d : %02x %s\n", 2, spd->mem_type, + " spd->mem_type, * 2 Fundamental memory type *"); + printf("%-3d : %02x %s\n", 3, spd->nrow_addr, + " spd->nrow_addr, * 3 # of Row Addresses on this assembly *"); + printf("%-3d : %02x %s\n", 4, spd->ncol_addr, + " spd->ncol_addr, * 4 # of Column Addrs on this assembly *"); + printf("%-3d : %02x %s\n", 5, spd->mod_ranks, + " spd->mod_ranks * 5 # of Module Rows on this assembly *"); + printf("%-3d : %02x %s\n", 6, spd->dataw, + " spd->dataw, * 6 Data Width of this assembly *"); + printf("%-3d : %02x %s\n", 7, spd->res_7, + " spd->res_7, * 7 Reserved *"); + printf("%-3d : %02x %s\n", 8, spd->voltage, + " spd->voltage, * 8 Voltage intf std of this assembly *"); + printf("%-3d : %02x %s\n", 9, spd->clk_cycle, + " spd->clk_cycle, * 9 SDRAM Cycle time at CL=X *"); + printf("%-3d : %02x %s\n", 10, spd->clk_access, + " spd->clk_access, * 10 SDRAM Access from Clock at CL=X *"); + printf("%-3d : %02x %s\n", 11, spd->config, + " spd->config, * 11 DIMM Configuration type *"); + printf("%-3d : %02x %s\n", 12, spd->refresh, + " spd->refresh, * 12 Refresh Rate/Type *"); + printf("%-3d : %02x %s\n", 13, spd->primw, + " spd->primw, * 13 Primary SDRAM Width *"); + printf("%-3d : %02x %s\n", 14, spd->ecw, + " spd->ecw, * 14 Error Checking SDRAM width *"); + printf("%-3d : %02x %s\n", 15, spd->res_15, + " spd->res_15, * 15 Reserved *"); + printf("%-3d : %02x %s\n", 16, spd->burstl, + " spd->burstl, * 16 Burst Lengths Supported *"); + printf("%-3d : %02x %s\n", 17, spd->nbanks, + " spd->nbanks, * 17 # of Banks on Each SDRAM Device *"); + printf("%-3d : %02x %s\n", 18, spd->cas_lat, + " spd->cas_lat, * 18 CAS# Latencies Supported *"); + printf("%-3d : %02x %s\n", 19, spd->mech_char, + " spd->mech_char, * 19 Mechanical Characteristics *"); + printf("%-3d : %02x %s\n", 20, spd->dimm_type, + " spd->dimm_type, * 20 DIMM type *"); + printf("%-3d : %02x %s\n", 21, spd->mod_attr, + " spd->mod_attr, * 21 SDRAM Module Attributes *"); + printf("%-3d : %02x %s\n", 22, spd->dev_attr, + " spd->dev_attr, * 22 SDRAM Device Attributes *"); + printf("%-3d : %02x %s\n", 23, spd->clk_cycle2, + " spd->clk_cycle2, * 23 Min SDRAM Cycle time at CL=X-1 *"); + printf("%-3d : %02x %s\n", 24, spd->clk_access2, + " spd->clk_access2, * 24 SDRAM Access from Clock at CL=X-1 *"); + printf("%-3d : %02x %s\n", 25, spd->clk_cycle3, + " spd->clk_cycle3, * 25 Min SDRAM Cycle time at CL=X-2 *"); + printf("%-3d : %02x %s\n", 26, spd->clk_access3, + " spd->clk_access3, * 26 Max Access from Clock at CL=X-2 *"); + printf("%-3d : %02x %s\n", 27, spd->trp, + " spd->trp, * 27 Min Row Precharge Time (tRP)*"); + printf("%-3d : %02x %s\n", 28, spd->trrd, + " spd->trrd, * 28 Min Row Active to Row Active (tRRD) *"); + printf("%-3d : %02x %s\n", 29, spd->trcd, + " spd->trcd, * 29 Min RAS to CAS Delay (tRCD) *"); + printf("%-3d : %02x %s\n", 30, spd->tras, + " spd->tras, * 30 Minimum RAS Pulse Width (tRAS) *"); + printf("%-3d : %02x %s\n", 31, spd->rank_dens, + " spd->rank_dens, * 31 Density of each rank on module *"); + printf("%-3d : %02x %s\n", 32, spd->ca_setup, + " spd->ca_setup, * 32 Cmd + Addr signal input setup time *"); + printf("%-3d : %02x %s\n", 33, spd->ca_hold, + " spd->ca_hold, * 33 Cmd and Addr signal input hold time *"); + printf("%-3d : %02x %s\n", 34, spd->data_setup, + " spd->data_setup, * 34 Data signal input setup time *"); + printf("%-3d : %02x %s\n", 35, spd->data_hold, + " spd->data_hold, * 35 Data signal input hold time *"); + printf("%-3d : %02x %s\n", 36, spd->twr, + " spd->twr, * 36 Write Recovery time tWR *"); + printf("%-3d : %02x %s\n", 37, spd->twtr, + " spd->twtr, * 37 Int write to read delay tWTR *"); + printf("%-3d : %02x %s\n", 38, spd->trtp, + " spd->trtp, * 38 Int read to precharge delay tRTP *"); + printf("%-3d : %02x %s\n", 39, spd->mem_probe, + " spd->mem_probe, * 39 Mem analysis probe characteristics *"); + printf("%-3d : %02x %s\n", 40, spd->trctrfc_ext, + " spd->trctrfc_ext, * 40 Extensions to trc and trfc *"); + printf("%-3d : %02x %s\n", 41, spd->trc, + " spd->trc, * 41 Min Active to Auto refresh time tRC *"); + printf("%-3d : %02x %s\n", 42, spd->trfc, + " spd->trfc, * 42 Min Auto to Active period tRFC *"); + printf("%-3d : %02x %s\n", 43, spd->tckmax, + " spd->tckmax, * 43 Max device cycle time tCKmax *"); + printf("%-3d : %02x %s\n", 44, spd->tdqsq, + " spd->tdqsq, * 44 Max DQS to DQ skew *"); + printf("%-3d : %02x %s\n", 45, spd->tqhs, + " spd->tqhs, * 45 Max Read DataHold skew tQHS *"); + printf("%-3d : %02x %s\n", 46, spd->pll_relock, + " spd->pll_relock, * 46 PLL Relock time *"); + printf("%-3d : %02x %s\n", 47, spd->t_casemax, + " spd->t_casemax, * 47 t_casemax *"); + printf("%-3d : %02x %s\n", 48, spd->psi_ta_dram, + " spd->psi_ta_dram, * 48 Thermal Resistance of DRAM Package " + "from Top (Case) to Ambient (Psi T-A DRAM) *"); + printf("%-3d : %02x %s\n", 49, spd->dt0_mode, + " spd->dt0_mode, * 49 DRAM Case Temperature Rise from " + "Ambient due to Activate-Precharge/Mode Bits " + "(DT0/Mode Bits) *)"); + printf("%-3d : %02x %s\n", 50, spd->dt2n_dt2q, + " spd->dt2n_dt2q, * 50 DRAM Case Temperature Rise from " + "Ambient due to Precharge/Quiet Standby " + "(DT2N/DT2Q) *"); + printf("%-3d : %02x %s\n", 51, spd->dt2p, + " spd->dt2p, * 51 DRAM Case Temperature Rise from " + "Ambient due to Precharge Power-Down (DT2P) *"); + printf("%-3d : %02x %s\n", 52, spd->dt3n, + " spd->dt3n, * 52 DRAM Case Temperature Rise from " + "Ambient due to Active Standby (DT3N) *"); + printf("%-3d : %02x %s\n", 53, spd->dt3pfast, + " spd->dt3pfast, * 53 DRAM Case Temperature Rise from " + "Ambient due to Active Power-Down with Fast PDN Exit " + "(DT3Pfast) *"); + printf("%-3d : %02x %s\n", 54, spd->dt3pslow, + " spd->dt3pslow, * 54 DRAM Case Temperature Rise from " + "Ambient due to Active Power-Down with Slow PDN Exit " + "(DT3Pslow) *"); + printf("%-3d : %02x %s\n", 55, spd->dt4r_dt4r4w, + " spd->dt4r_dt4r4w, * 55 DRAM Case Temperature Rise from " + "Ambient due to Page Open Burst Read/DT4R4W Mode Bit " + "(DT4R/DT4R4W Mode Bit) *"); + printf("%-3d : %02x %s\n", 56, spd->dt5b, + " spd->dt5b, * 56 DRAM Case Temperature Rise from " + "Ambient due to Burst Refresh (DT5B) *"); + printf("%-3d : %02x %s\n", 57, spd->dt7, + " spd->dt7, * 57 DRAM Case Temperature Rise from " + "Ambient due to Bank Interleave Reads with " + "Auto-Precharge (DT7) *"); + printf("%-3d : %02x %s\n", 58, spd->psi_ta_pll, + " spd->psi_ta_pll, * 58 Thermal Resistance of PLL Package form" + " Top (Case) to Ambient (Psi T-A PLL) *"); + printf("%-3d : %02x %s\n", 59, spd->psi_ta_reg, + " spd->psi_ta_reg, * 59 Thermal Reisitance of Register Package" + " from Top (Case) to Ambient (Psi T-A Register) *"); + printf("%-3d : %02x %s\n", 60, spd->dtpllactive, + " spd->dtpllactive, * 60 PLL Case Temperature Rise from " + "Ambient due to PLL Active (DT PLL Active) *"); + printf("%-3d : %02x %s\n", 61, spd->dtregact, + " spd->dtregact, " + "* 61 Register Case Temperature Rise from Ambient due to " + "Register Active/Mode Bit (DT Register Active/Mode Bit) *"); + printf("%-3d : %02x %s\n", 62, spd->spd_rev, + " spd->spd_rev, * 62 SPD Data Revision Code *"); + printf("%-3d : %02x %s\n", 63, spd->cksum, + " spd->cksum, * 63 Checksum for bytes 0-62 *"); + + printf("%-3d-%3d: ", 64, 71); + + for (i = 0; i < 8; i++) + printf("%02x", spd->mid[i]); + + printf("* 64 Mfr's JEDEC ID code per JEP-108E *\n"); + + printf("%-3d : %02x %s\n", 72, spd->mloc, + " spd->mloc, * 72 Manufacturing Location *"); + + printf("%-3d-%3d: >>", 73, 90); + for (i = 0; i < 18; i++) + printf("%c", spd->mpart[i]); + + + printf("<<* 73 Manufacturer's Part Number *\n"); + + printf("%-3d-%3d: %02x %02x %s\n", 91, 92, spd->rev[0], spd->rev[1], + "* 91 Revision Code *"); + printf("%-3d-%3d: %02x %02x %s\n", 93, 94, spd->mdate[0], spd->mdate[1], + "* 93 Manufacturing Date *"); + printf("%-3d-%3d: ", 95, 98); + + for (i = 0; i < 4; i++) + printf("%02x", spd->sernum[i]); + + printf("* 95 Assembly Serial Number *\n"); + + printf("%-3d-%3d: ", 99, 127); + for (i = 0; i < 27; i++) + printf("%02x", spd->mspec[i]); + + + printf("* 99 Manufacturer Specific Data *\n"); +} +#endif + +#ifdef CONFIG_SYS_FSL_DDR3 +void ddr3_spd_dump(const ddr3_spd_eeprom_t *spd) +{ + unsigned int i; + + /* General Section: Bytes 0-59 */ + +#define PRINT_NXS(x, y, z...) printf("%-3d : %02x " z "\n", x, (u8)y); +#define PRINT_NNXXS(n0, n1, x0, x1, s) \ + printf("%-3d-%3d: %02x %02x " s "\n", n0, n1, x0, x1); + + PRINT_NXS(0, spd->info_size_crc, + "info_size_crc bytes written into serial memory, " + "CRC coverage"); + PRINT_NXS(1, spd->spd_rev, + "spd_rev SPD Revision"); + PRINT_NXS(2, spd->mem_type, + "mem_type Key Byte / DRAM Device Type"); + PRINT_NXS(3, spd->module_type, + "module_type Key Byte / Module Type"); + PRINT_NXS(4, spd->density_banks, + "density_banks SDRAM Density and Banks"); + PRINT_NXS(5, spd->addressing, + "addressing SDRAM Addressing"); + PRINT_NXS(6, spd->module_vdd, + "module_vdd Module Nominal Voltage, VDD"); + PRINT_NXS(7, spd->organization, + "organization Module Organization"); + PRINT_NXS(8, spd->bus_width, + "bus_width Module Memory Bus Width"); + PRINT_NXS(9, spd->ftb_div, + "ftb_div Fine Timebase (FTB) Dividend / Divisor"); + PRINT_NXS(10, spd->mtb_dividend, + "mtb_dividend Medium Timebase (MTB) Dividend"); + PRINT_NXS(11, spd->mtb_divisor, + "mtb_divisor Medium Timebase (MTB) Divisor"); + PRINT_NXS(12, spd->tck_min, + "tck_min SDRAM Minimum Cycle Time"); + PRINT_NXS(13, spd->res_13, + "res_13 Reserved"); + PRINT_NXS(14, spd->caslat_lsb, + "caslat_lsb CAS Latencies Supported, LSB"); + PRINT_NXS(15, spd->caslat_msb, + "caslat_msb CAS Latencies Supported, MSB"); + PRINT_NXS(16, spd->taa_min, + "taa_min Min CAS Latency Time"); + PRINT_NXS(17, spd->twr_min, + "twr_min Min Write REcovery Time"); + PRINT_NXS(18, spd->trcd_min, + "trcd_min Min RAS# to CAS# Delay Time"); + PRINT_NXS(19, spd->trrd_min, + "trrd_min Min Row Active to Row Active Delay Time"); + PRINT_NXS(20, spd->trp_min, + "trp_min Min Row Precharge Delay Time"); + PRINT_NXS(21, spd->tras_trc_ext, + "tras_trc_ext Upper Nibbles for tRAS and tRC"); + PRINT_NXS(22, spd->tras_min_lsb, + "tras_min_lsb Min Active to Precharge Delay Time, LSB"); + PRINT_NXS(23, spd->trc_min_lsb, + "trc_min_lsb Min Active to Active/Refresh Delay Time, LSB"); + PRINT_NXS(24, spd->trfc_min_lsb, + "trfc_min_lsb Min Refresh Recovery Delay Time LSB"); + PRINT_NXS(25, spd->trfc_min_msb, + "trfc_min_msb Min Refresh Recovery Delay Time MSB"); + PRINT_NXS(26, spd->twtr_min, + "twtr_min Min Internal Write to Read Command Delay Time"); + PRINT_NXS(27, spd->trtp_min, + "trtp_min " + "Min Internal Read to Precharge Command Delay Time"); + PRINT_NXS(28, spd->tfaw_msb, + "tfaw_msb Upper Nibble for tFAW"); + PRINT_NXS(29, spd->tfaw_min, + "tfaw_min Min Four Activate Window Delay Time"); + PRINT_NXS(30, spd->opt_features, + "opt_features SDRAM Optional Features"); + PRINT_NXS(31, spd->therm_ref_opt, + "therm_ref_opt SDRAM Thermal and Refresh Opts"); + PRINT_NXS(32, spd->therm_sensor, + "therm_sensor SDRAM Thermal Sensor"); + PRINT_NXS(33, spd->device_type, + "device_type SDRAM Device Type"); + PRINT_NXS(34, spd->fine_tck_min, + "fine_tck_min Fine offset for tCKmin"); + PRINT_NXS(35, spd->fine_taa_min, + "fine_taa_min Fine offset for tAAmin"); + PRINT_NXS(36, spd->fine_trcd_min, + "fine_trcd_min Fine offset for tRCDmin"); + PRINT_NXS(37, spd->fine_trp_min, + "fine_trp_min Fine offset for tRPmin"); + PRINT_NXS(38, spd->fine_trc_min, + "fine_trc_min Fine offset for tRCmin"); + + printf("%-3d-%3d: ", 39, 59); /* Reserved, General Section */ + + for (i = 39; i <= 59; i++) + printf("%02x ", spd->res_39_59[i - 39]); + + puts("\n"); + + switch (spd->module_type) { + case 0x02: /* UDIMM */ + case 0x03: /* SO-DIMM */ + case 0x04: /* Micro-DIMM */ + case 0x06: /* Mini-UDIMM */ + PRINT_NXS(60, spd->mod_section.unbuffered.mod_height, + "mod_height (Unbuffered) Module Nominal Height"); + PRINT_NXS(61, spd->mod_section.unbuffered.mod_thickness, + "mod_thickness (Unbuffered) Module Maximum Thickness"); + PRINT_NXS(62, spd->mod_section.unbuffered.ref_raw_card, + "ref_raw_card (Unbuffered) Reference Raw Card Used"); + PRINT_NXS(63, spd->mod_section.unbuffered.addr_mapping, + "addr_mapping (Unbuffered) Address mapping from " + "Edge Connector to DRAM"); + break; + case 0x01: /* RDIMM */ + case 0x05: /* Mini-RDIMM */ + PRINT_NXS(60, spd->mod_section.registered.mod_height, + "mod_height (Registered) Module Nominal Height"); + PRINT_NXS(61, spd->mod_section.registered.mod_thickness, + "mod_thickness (Registered) Module Maximum Thickness"); + PRINT_NXS(62, spd->mod_section.registered.ref_raw_card, + "ref_raw_card (Registered) Reference Raw Card Used"); + PRINT_NXS(63, spd->mod_section.registered.modu_attr, + "modu_attr (Registered) DIMM Module Attributes"); + PRINT_NXS(64, spd->mod_section.registered.thermal, + "thermal (Registered) Thermal Heat " + "Spreader Solution"); + PRINT_NXS(65, spd->mod_section.registered.reg_id_lo, + "reg_id_lo (Registered) Register Manufacturer ID " + "Code, LSB"); + PRINT_NXS(66, spd->mod_section.registered.reg_id_hi, + "reg_id_hi (Registered) Register Manufacturer ID " + "Code, MSB"); + PRINT_NXS(67, spd->mod_section.registered.reg_rev, + "reg_rev (Registered) Register " + "Revision Number"); + PRINT_NXS(68, spd->mod_section.registered.reg_type, + "reg_type (Registered) Register Type"); + for (i = 69; i <= 76; i++) { + printf("%-3d : %02x rcw[%d]\n", i, + spd->mod_section.registered.rcw[i-69], i-69); + } + break; + default: + /* Module-specific Section, Unsupported Module Type */ + printf("%-3d-%3d: ", 60, 116); + + for (i = 60; i <= 116; i++) + printf("%02x", spd->mod_section.uc[i - 60]); + + break; + } + + /* Unique Module ID: Bytes 117-125 */ + PRINT_NXS(117, spd->mmid_lsb, "Module MfgID Code LSB - JEP-106"); + PRINT_NXS(118, spd->mmid_msb, "Module MfgID Code MSB - JEP-106"); + PRINT_NXS(119, spd->mloc, "Mfg Location"); + PRINT_NNXXS(120, 121, spd->mdate[0], spd->mdate[1], "Mfg Date"); + + printf("%-3d-%3d: ", 122, 125); + + for (i = 122; i <= 125; i++) + printf("%02x ", spd->sernum[i - 122]); + printf(" Module Serial Number\n"); + + /* CRC: Bytes 126-127 */ + PRINT_NNXXS(126, 127, spd->crc[0], spd->crc[1], " SPD CRC"); + + /* Other Manufacturer Fields and User Space: Bytes 128-255 */ + printf("%-3d-%3d: ", 128, 145); + for (i = 128; i <= 145; i++) + printf("%02x ", spd->mpart[i - 128]); + printf(" Mfg's Module Part Number\n"); + + PRINT_NNXXS(146, 147, spd->mrev[0], spd->mrev[1], + "Module Revision code"); + + PRINT_NXS(148, spd->dmid_lsb, "DRAM MfgID Code LSB - JEP-106"); + PRINT_NXS(149, spd->dmid_msb, "DRAM MfgID Code MSB - JEP-106"); + + printf("%-3d-%3d: ", 150, 175); + for (i = 150; i <= 175; i++) + printf("%02x ", spd->msd[i - 150]); + printf(" Mfg's Specific Data\n"); + + printf("%-3d-%3d: ", 176, 255); + for (i = 176; i <= 255; i++) + printf("%02x", spd->cust[i - 176]); + printf(" Mfg's Specific Data\n"); + +} +#endif + +static inline void generic_spd_dump(const generic_spd_eeprom_t *spd) +{ +#if defined(CONFIG_SYS_FSL_DDR1) + ddr1_spd_dump(spd); +#elif defined(CONFIG_SYS_FSL_DDR2) + ddr2_spd_dump(spd); +#elif defined(CONFIG_SYS_FSL_DDR3) + ddr3_spd_dump(spd); +#endif +} + +static void fsl_ddr_printinfo(const fsl_ddr_info_t *pinfo, + unsigned int ctrl_mask, + unsigned int dimm_mask, + unsigned int do_mask) +{ + unsigned int i, j, retval; + + /* STEP 1: DIMM SPD data */ + if (do_mask & STEP_GET_SPD) { + for (i = 0; i < CONFIG_NUM_DDR_CONTROLLERS; i++) { + if (!(ctrl_mask & (1 << i))) + continue; + + for (j = 0; j < CONFIG_DIMM_SLOTS_PER_CTLR; j++) { + if (!(dimm_mask & (1 << j))) + continue; + + printf("SPD info: Controller=%u " + "DIMM=%u\n", i, j); + generic_spd_dump( + &(pinfo->spd_installed_dimms[i][j])); + printf("\n"); + } + printf("\n"); + } + printf("\n"); + } + + /* STEP 2: DIMM Parameters */ + if (do_mask & STEP_COMPUTE_DIMM_PARMS) { + for (i = 0; i < CONFIG_NUM_DDR_CONTROLLERS; i++) { + if (!(ctrl_mask & (1 << i))) + continue; + for (j = 0; j < CONFIG_DIMM_SLOTS_PER_CTLR; j++) { + if (!(dimm_mask & (1 << j))) + continue; + printf("DIMM parameters: Controller=%u " + "DIMM=%u\n", i, j); + print_dimm_parameters( + &(pinfo->dimm_params[i][j])); + printf("\n"); + } + printf("\n"); + } + printf("\n"); + } + + /* STEP 3: Common Parameters */ + if (do_mask & STEP_COMPUTE_COMMON_PARMS) { + for (i = 0; i < CONFIG_NUM_DDR_CONTROLLERS; i++) { + if (!(ctrl_mask & (1 << i))) + continue; + printf("\"lowest common\" DIMM parameters: " + "Controller=%u\n", i); + print_lowest_common_dimm_parameters( + &pinfo->common_timing_params[i]); + printf("\n"); + } + printf("\n"); + } + + /* STEP 4: User Configuration Options */ + if (do_mask & STEP_GATHER_OPTS) { + for (i = 0; i < CONFIG_NUM_DDR_CONTROLLERS; i++) { + if (!(ctrl_mask & (1 << i))) + continue; + printf("User Config Options: Controller=%u\n", i); + print_memctl_options(&pinfo->memctl_opts[i]); + printf("\n"); + } + printf("\n"); + } + + /* STEP 5: Address assignment */ + if (do_mask & STEP_ASSIGN_ADDRESSES) { + for (i = 0; i < CONFIG_NUM_DDR_CONTROLLERS; i++) { + if (!(ctrl_mask & (1 << i))) + continue; + for (j = 0; j < CONFIG_DIMM_SLOTS_PER_CTLR; j++) { + printf("Address Assignment: Controller=%u " + "DIMM=%u\n", i, j); + printf("Don't have this functionality yet\n"); + } + printf("\n"); + } + printf("\n"); + } + + /* STEP 6: computed controller register values */ + if (do_mask & STEP_COMPUTE_REGS) { + for (i = 0; i < CONFIG_NUM_DDR_CONTROLLERS; i++) { + if (!(ctrl_mask & (1 << i))) + continue; + printf("Computed Register Values: Controller=%u\n", i); + print_fsl_memctl_config_regs( + &pinfo->fsl_ddr_config_reg[i]); + retval = check_fsl_memctl_config_regs( + &pinfo->fsl_ddr_config_reg[i]); + if (retval) { + printf("check_fsl_memctl_config_regs " + "result = %u\n", retval); + } + printf("\n"); + } + printf("\n"); + } +} + +struct data_strings { + const char *data_name; + unsigned int step_mask; + unsigned int dimm_number_required; +}; + +#define DATA_OPTIONS(name, step, dimm) {#name, step, dimm} + +static unsigned int fsl_ddr_parse_interactive_cmd( + char **argv, + int argc, + unsigned int *pstep_mask, + unsigned int *pctlr_mask, + unsigned int *pdimm_mask, + unsigned int *pdimm_number_required + ) { + + static const struct data_strings options[] = { + DATA_OPTIONS(spd, STEP_GET_SPD, 1), + DATA_OPTIONS(dimmparms, STEP_COMPUTE_DIMM_PARMS, 1), + DATA_OPTIONS(commonparms, STEP_COMPUTE_COMMON_PARMS, 0), + DATA_OPTIONS(opts, STEP_GATHER_OPTS, 0), + DATA_OPTIONS(addresses, STEP_ASSIGN_ADDRESSES, 0), + DATA_OPTIONS(regs, STEP_COMPUTE_REGS, 0), + }; + static const unsigned int n_opts = ARRAY_SIZE(options); + + unsigned int i, j; + unsigned int error = 0; + + for (i = 1; i < argc; i++) { + unsigned int matched = 0; + + for (j = 0; j < n_opts; j++) { + if (strcmp(options[j].data_name, argv[i]) != 0) + continue; + *pstep_mask |= options[j].step_mask; + *pdimm_number_required = + options[j].dimm_number_required; + matched = 1; + break; + } + + if (matched) + continue; + + if (argv[i][0] == 'c') { + char c = argv[i][1]; + if (isdigit(c)) + *pctlr_mask |= 1 << (c - '0'); + continue; + } + + if (argv[i][0] == 'd') { + char c = argv[i][1]; + if (isdigit(c)) + *pdimm_mask |= 1 << (c - '0'); + continue; + } + + printf("unknown arg %s\n", argv[i]); + *pstep_mask = 0; + error = 1; + break; + } + + return error; +} + +int fsl_ddr_interactive_env_var_exists(void) +{ + char buffer[CONFIG_SYS_CBSIZE]; + + if (getenv_f("ddr_interactive", buffer, CONFIG_SYS_CBSIZE) >= 0) + return 1; + + return 0; +} + +unsigned long long fsl_ddr_interactive(fsl_ddr_info_t *pinfo, int var_is_set) +{ + unsigned long long ddrsize; + const char *prompt = "FSL DDR>"; + char buffer[CONFIG_SYS_CBSIZE]; + char buffer2[CONFIG_SYS_CBSIZE]; + char *p = NULL; + char *argv[CONFIG_SYS_MAXARGS + 1]; /* NULL terminated */ + int argc; + unsigned int next_step = STEP_GET_SPD; + const char *usage = { + "commands:\n" + "print print SPD and intermediate computed data\n" + "reset reboot machine\n" + "recompute reload SPD and options to default and recompute regs\n" + "edit modify spd, parameter, or option\n" + "compute recompute registers from current next_step to end\n" + "copy copy parameters\n" + "next_step shows current next_step\n" + "help this message\n" + "go program the memory controller and continue with u-boot\n" + }; + + if (var_is_set) { + if (getenv_f("ddr_interactive", buffer2, CONFIG_SYS_CBSIZE) > 0) { + p = buffer2; + } else { + var_is_set = 0; + } + } + + /* + * The strategy for next_step is that it points to the next + * step in the computation process that needs to be done. + */ + while (1) { + if (var_is_set) { + char *pend = strchr(p, ';'); + if (pend) { + /* found command separator, copy sub-command */ + *pend = '\0'; + strcpy(buffer, p); + p = pend + 1; + } else { + /* separator not found, copy whole string */ + strcpy(buffer, p); + p = NULL; + var_is_set = 0; + } + } else { + /* + * No need to worry for buffer overflow here in + * this function; readline() maxes out at CFG_CBSIZE + */ + readline_into_buffer(prompt, buffer, 0); + } + argc = parse_line(buffer, argv); + if (argc == 0) + continue; + + + if (strcmp(argv[0], "help") == 0) { + puts(usage); + continue; + } + + if (strcmp(argv[0], "next_step") == 0) { + printf("next_step = 0x%02X (%s)\n", + next_step, + step_to_string(next_step)); + continue; + } + + if (strcmp(argv[0], "copy") == 0) { + unsigned int error = 0; + unsigned int step_mask = 0; + unsigned int src_ctlr_mask = 0; + unsigned int src_dimm_mask = 0; + unsigned int dimm_number_required = 0; + unsigned int src_ctlr_num = 0; + unsigned int src_dimm_num = 0; + unsigned int dst_ctlr_num = -1; + unsigned int dst_dimm_num = -1; + unsigned int i, num_dest_parms; + + if (argc == 1) { + printf("copy <src c#> <src d#> <spd|dimmparms|commonparms|opts|addresses|regs> <dst c#> <dst d#>\n"); + continue; + } + + error = fsl_ddr_parse_interactive_cmd( + argv, argc, + &step_mask, + &src_ctlr_mask, + &src_dimm_mask, + &dimm_number_required + ); + + /* XXX: only dimm_number_required and step_mask will + be used by this function. Parse the controller and + DIMM number separately because it is easier. */ + + if (error) + continue; + + /* parse source destination controller / DIMM */ + + num_dest_parms = dimm_number_required ? 2 : 1; + + for (i = 0; i < argc; i++) { + if (argv[i][0] == 'c') { + char c = argv[i][1]; + if (isdigit(c)) { + src_ctlr_num = (c - '0'); + break; + } + } + } + + for (i = 0; i < argc; i++) { + if (argv[i][0] == 'd') { + char c = argv[i][1]; + if (isdigit(c)) { + src_dimm_num = (c - '0'); + break; + } + } + } + + /* parse destination controller / DIMM */ + + for (i = argc - 1; i >= argc - num_dest_parms; i--) { + if (argv[i][0] == 'c') { + char c = argv[i][1]; + if (isdigit(c)) { + dst_ctlr_num = (c - '0'); + break; + } + } + } + + for (i = argc - 1; i >= argc - num_dest_parms; i--) { + if (argv[i][0] == 'd') { + char c = argv[i][1]; + if (isdigit(c)) { + dst_dimm_num = (c - '0'); + break; + } + } + } + + /* TODO: validate inputs */ + + debug("src_ctlr_num = %u, src_dimm_num = %u, dst_ctlr_num = %u, dst_dimm_num = %u, step_mask = %x\n", + src_ctlr_num, src_dimm_num, dst_ctlr_num, dst_dimm_num, step_mask); + + + switch (step_mask) { + + case STEP_GET_SPD: + memcpy(&(pinfo->spd_installed_dimms[dst_ctlr_num][dst_dimm_num]), + &(pinfo->spd_installed_dimms[src_ctlr_num][src_dimm_num]), + sizeof(pinfo->spd_installed_dimms[0][0])); + break; + + case STEP_COMPUTE_DIMM_PARMS: + memcpy(&(pinfo->dimm_params[dst_ctlr_num][dst_dimm_num]), + &(pinfo->dimm_params[src_ctlr_num][src_dimm_num]), + sizeof(pinfo->dimm_params[0][0])); + break; + + case STEP_COMPUTE_COMMON_PARMS: + memcpy(&(pinfo->common_timing_params[dst_ctlr_num]), + &(pinfo->common_timing_params[src_ctlr_num]), + sizeof(pinfo->common_timing_params[0])); + break; + + case STEP_GATHER_OPTS: + memcpy(&(pinfo->memctl_opts[dst_ctlr_num]), + &(pinfo->memctl_opts[src_ctlr_num]), + sizeof(pinfo->memctl_opts[0])); + break; + + /* someday be able to have addresses to copy addresses... */ + + case STEP_COMPUTE_REGS: + memcpy(&(pinfo->fsl_ddr_config_reg[dst_ctlr_num]), + &(pinfo->fsl_ddr_config_reg[src_ctlr_num]), + sizeof(pinfo->memctl_opts[0])); + break; + + default: + printf("unexpected step_mask value\n"); + } + + continue; + + } + + if (strcmp(argv[0], "edit") == 0) { + unsigned int error = 0; + unsigned int step_mask = 0; + unsigned int ctlr_mask = 0; + unsigned int dimm_mask = 0; + char *p_element = NULL; + char *p_value = NULL; + unsigned int dimm_number_required = 0; + unsigned int ctrl_num; + unsigned int dimm_num; + + if (argc == 1) { + /* Only the element and value must be last */ + printf("edit <c#> <d#> " + "<spd|dimmparms|commonparms|opts|" + "addresses|regs> <element> <value>\n"); + printf("for spd, specify byte number for " + "element\n"); + continue; + } + + error = fsl_ddr_parse_interactive_cmd( + argv, argc - 2, + &step_mask, + &ctlr_mask, + &dimm_mask, + &dimm_number_required + ); + + if (error) + continue; + + + /* Check arguments */ + + /* ERROR: If no steps were found */ + if (step_mask == 0) { + printf("Error: No valid steps were specified " + "in argument.\n"); + continue; + } + + /* ERROR: If multiple steps were found */ + if (step_mask & (step_mask - 1)) { + printf("Error: Multiple steps specified in " + "argument.\n"); + continue; + } + + /* ERROR: Controller not specified */ + if (ctlr_mask == 0) { + printf("Error: controller number not " + "specified or no element and " + "value specified\n"); + continue; + } + + if (ctlr_mask & (ctlr_mask - 1)) { + printf("Error: multiple controllers " + "specified, %X\n", ctlr_mask); + continue; + } + + /* ERROR: DIMM number not specified */ + if (dimm_number_required && dimm_mask == 0) { + printf("Error: DIMM number number not " + "specified or no element and " + "value specified\n"); + continue; + } + + if (dimm_mask & (dimm_mask - 1)) { + printf("Error: multipled DIMMs specified\n"); + continue; + } + + p_element = argv[argc - 2]; + p_value = argv[argc - 1]; + + ctrl_num = __ilog2(ctlr_mask); + dimm_num = __ilog2(dimm_mask); + + switch (step_mask) { + case STEP_GET_SPD: + { + unsigned int element_num; + unsigned int value; + + element_num = simple_strtoul(p_element, + NULL, 0); + value = simple_strtoul(p_value, + NULL, 0); + fsl_ddr_spd_edit(pinfo, + ctrl_num, + dimm_num, + element_num, + value); + next_step = STEP_COMPUTE_DIMM_PARMS; + } + break; + + case STEP_COMPUTE_DIMM_PARMS: + fsl_ddr_dimm_parameters_edit( + pinfo, ctrl_num, dimm_num, + p_element, p_value); + next_step = STEP_COMPUTE_COMMON_PARMS; + break; + + case STEP_COMPUTE_COMMON_PARMS: + lowest_common_dimm_parameters_edit(pinfo, + ctrl_num, p_element, p_value); + next_step = STEP_GATHER_OPTS; + break; + + case STEP_GATHER_OPTS: + fsl_ddr_options_edit(pinfo, ctrl_num, + p_element, p_value); + next_step = STEP_ASSIGN_ADDRESSES; + break; + + case STEP_ASSIGN_ADDRESSES: + printf("editing of address assignment " + "not yet implemented\n"); + break; + + case STEP_COMPUTE_REGS: + { + fsl_ddr_regs_edit(pinfo, + ctrl_num, + p_element, + p_value); + next_step = STEP_PROGRAM_REGS; + } + break; + + default: + printf("programming error\n"); + while (1) + ; + break; + } + continue; + } + + if (strcmp(argv[0], "reset") == 0) { + /* + * Reboot machine. + * Args don't seem to matter because this + * doesn't return + */ + do_reset(NULL, 0, 0, NULL); + printf("Reset didn't work\n"); + } + + if (strcmp(argv[0], "recompute") == 0) { + /* + * Recalculate everything, starting with + * loading SPD EEPROM from DIMMs + */ + next_step = STEP_GET_SPD; + ddrsize = fsl_ddr_compute(pinfo, next_step, 0); + continue; + } + + if (strcmp(argv[0], "compute") == 0) { + /* + * Compute rest of steps starting at + * the current next_step/ + */ + ddrsize = fsl_ddr_compute(pinfo, next_step, 0); + continue; + } + + if (strcmp(argv[0], "print") == 0) { + unsigned int error = 0; + unsigned int step_mask = 0; + unsigned int ctlr_mask = 0; + unsigned int dimm_mask = 0; + unsigned int dimm_number_required = 0; + + if (argc == 1) { + printf("print [c<n>] [d<n>] [spd] [dimmparms] " + "[commonparms] [opts] [addresses] [regs]\n"); + continue; + } + + error = fsl_ddr_parse_interactive_cmd( + argv, argc, + &step_mask, + &ctlr_mask, + &dimm_mask, + &dimm_number_required + ); + + if (error) + continue; + + /* If no particular controller was found, print all */ + if (ctlr_mask == 0) + ctlr_mask = 0xFF; + + /* If no particular dimm was found, print all dimms. */ + if (dimm_mask == 0) + dimm_mask = 0xFF; + + /* If no steps were found, print all steps. */ + if (step_mask == 0) + step_mask = STEP_ALL; + + fsl_ddr_printinfo(pinfo, ctlr_mask, + dimm_mask, step_mask); + continue; + } + + if (strcmp(argv[0], "go") == 0) { + if (next_step) + ddrsize = fsl_ddr_compute(pinfo, next_step, 0); + break; + } + + printf("unknown command %s\n", argv[0]); + } + + debug("end of memory = %llu\n", (u64)ddrsize); + + return ddrsize; +} |