| /* |
| * Copyright 2008 Freescale Semiconductor, Inc. |
| * |
| * This program is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU General Public License |
| * Version 2 as published by the Free Software Foundation. |
| */ |
| |
| #ifndef COMMON_TIMING_PARAMS_H |
| #define COMMON_TIMING_PARAMS_H |
| |
| typedef struct { |
| /* parameters to constrict */ |
| |
| unsigned int tCKmin_X_ps; |
| unsigned int tCKmax_ps; |
| unsigned int tCKmax_max_ps; |
| unsigned int tRCD_ps; |
| unsigned int tRP_ps; |
| unsigned int tRAS_ps; |
| |
| unsigned int tWR_ps; /* maximum = 63750 ps */ |
| unsigned int tWTR_ps; /* maximum = 63750 ps */ |
| unsigned int tRFC_ps; /* maximum = 255 ns + 256 ns + .75 ns |
| = 511750 ps */ |
| |
| unsigned int tRRD_ps; /* maximum = 63750 ps */ |
| unsigned int tRC_ps; /* maximum = 254 ns + .75 ns = 254750 ps */ |
| |
| unsigned int refresh_rate_ps; |
| |
| unsigned int tIS_ps; /* byte 32, spd->ca_setup */ |
| unsigned int tIH_ps; /* byte 33, spd->ca_hold */ |
| unsigned int tDS_ps; /* byte 34, spd->data_setup */ |
| unsigned int tDH_ps; /* byte 35, spd->data_hold */ |
| unsigned int tRTP_ps; /* byte 38, spd->trtp */ |
| unsigned int tDQSQ_max_ps; /* byte 44, spd->tdqsq */ |
| unsigned int tQHS_ps; /* byte 45, spd->tqhs */ |
| |
| unsigned int ndimms_present; |
| unsigned int lowest_common_SPD_caslat; |
| unsigned int highest_common_derated_caslat; |
| unsigned int additive_latency; |
| unsigned int all_DIMMs_burst_lengths_bitmask; |
| unsigned int all_DIMMs_registered; |
| unsigned int all_DIMMs_unbuffered; |
| unsigned int all_DIMMs_ECC_capable; |
| |
| unsigned long long total_mem; |
| unsigned long long base_address; |
| } common_timing_params_t; |
| |
| #endif |