222 					 dimm_params_t *pdimm,  in ddr_compute_dimm_parameters()  argument
233 		memset(pdimm, 0, sizeof(dimm_params_t));  in ddr_compute_dimm_parameters()
248 	memset(pdimm->mpart, 0, sizeof(pdimm->mpart));  in ddr_compute_dimm_parameters()
249 	memcpy(pdimm->mpart, spd->mpart, sizeof(pdimm->mpart) - 1);  in ddr_compute_dimm_parameters()
252 	pdimm->n_ranks = spd->nrows;  in ddr_compute_dimm_parameters()
253 	pdimm->rank_density = compute_ranksize(spd->mem_type, spd->bank_dens);  in ddr_compute_dimm_parameters()
254 	pdimm->capacity = pdimm->n_ranks * pdimm->rank_density;  in ddr_compute_dimm_parameters()
255 	pdimm->data_width = spd->dataw_lsb;  in ddr_compute_dimm_parameters()
256 	pdimm->primary_sdram_width = spd->primw;  in ddr_compute_dimm_parameters()
257 	pdimm->ec_sdram_width = spd->ecw;  in ddr_compute_dimm_parameters()
264 	pdimm->registered_dimm = 0;	/* unbuffered */  in ddr_compute_dimm_parameters()
267 	pdimm->n_row_addr = spd->nrow_addr;  in ddr_compute_dimm_parameters()
268 	pdimm->n_col_addr = spd->ncol_addr;  in ddr_compute_dimm_parameters()
269 	pdimm->n_banks_per_sdram_device = spd->nbanks;  in ddr_compute_dimm_parameters()
270 	pdimm->edc_config = spd->config;  in ddr_compute_dimm_parameters()
271 	pdimm->burst_lengths_bitmask = spd->burstl;  in ddr_compute_dimm_parameters()
278 	pdimm->tckmin_x_ps  in ddr_compute_dimm_parameters()
280 	pdimm->tckmin_x_minus_1_ps  in ddr_compute_dimm_parameters()
282 	pdimm->tckmin_x_minus_2_ps  in ddr_compute_dimm_parameters()
285 	pdimm->tckmax_ps = compute_tckmax_from_spd_ps(spd->tckmax);  in ddr_compute_dimm_parameters()
294 	pdimm->caslat_x  = __ilog2(spd->cas_lat);  in ddr_compute_dimm_parameters()
295 	pdimm->caslat_x_minus_1 = __ilog2(spd->cas_lat  in ddr_compute_dimm_parameters()
296 					  & ~(1 << pdimm->caslat_x));  in ddr_compute_dimm_parameters()
297 	pdimm->caslat_x_minus_2 = __ilog2(spd->cas_lat  in ddr_compute_dimm_parameters()
298 					  & ~(1 << pdimm->caslat_x)  in ddr_compute_dimm_parameters()
299 					  & ~(1 << pdimm->caslat_x_minus_1));  in ddr_compute_dimm_parameters()
302 	pdimm->caslat_lowest_derated = compute_derated_DDR1_CAS_latency(  in ddr_compute_dimm_parameters()
306 	pdimm->trcd_ps = spd->trcd * 250;  in ddr_compute_dimm_parameters()
307 	pdimm->trp_ps = spd->trp * 250;  in ddr_compute_dimm_parameters()
308 	pdimm->tras_ps = spd->tras * 1000;  in ddr_compute_dimm_parameters()
310 	pdimm->twr_ps = mclk_to_picos(ctrl_num, 3);  in ddr_compute_dimm_parameters()
311 	pdimm->twtr_ps = mclk_to_picos(ctrl_num, 1);  in ddr_compute_dimm_parameters()
312 	pdimm->trfc_ps = compute_trfc_ps_from_spd(0, spd->trfc);  in ddr_compute_dimm_parameters()
314 	pdimm->trrd_ps = spd->trrd * 250;  in ddr_compute_dimm_parameters()
315 	pdimm->trc_ps = compute_trc_ps_from_spd(0, spd->trc);  in ddr_compute_dimm_parameters()
317 	pdimm->refresh_rate_ps = determine_refresh_rate_ps(spd->refresh);  in ddr_compute_dimm_parameters()
319 	pdimm->tis_ps = convert_bcd_hundredths_to_cycle_time_ps(spd->ca_setup);  in ddr_compute_dimm_parameters()
320 	pdimm->tih_ps = convert_bcd_hundredths_to_cycle_time_ps(spd->ca_hold);  in ddr_compute_dimm_parameters()
321 	pdimm->tds_ps  in ddr_compute_dimm_parameters()
323 	pdimm->tdh_ps  in ddr_compute_dimm_parameters()
326 	pdimm->trtp_ps = mclk_to_picos(ctrl_num, 2);	/* By the book. */  in ddr_compute_dimm_parameters()
327 	pdimm->tdqsq_max_ps = spd->tdqsq * 10;  in ddr_compute_dimm_parameters()
328 	pdimm->tqhs_ps = spd->tqhs * 10;  in ddr_compute_dimm_parameters()