projects / people / ms / u-boot.git / blame
| Commit | Line | Data |
|---|---|---|
| 58e5e9af KG |
1 | /* |
| 2 | * Copyright 2008 Freescale Semiconductor, Inc. | |
| 3 | * | |
| 4 | * This program is free software; you can redistribute it and/or | |
| 5 | * modify it under the terms of the GNU General Public License | |
| 6 | * Version 2 as published by the Free Software Foundation. | |
| 7 | */ | |
| 8 | ||
| 9 | #ifndef COMMON_TIMING_PARAMS_H | |
| 10 | #define COMMON_TIMING_PARAMS_H | |
| 11 | ||
| 12 | typedef struct { | |
| 13 | /* parameters to constrict */ | |
| 14 | ||
| 0dd38a35 PJ |
15 | unsigned int tckmin_x_ps; |
| 16 | unsigned int tckmax_ps; | |
| 17 | unsigned int tckmax_max_ps; | |
| 18 | unsigned int trcd_ps; | |
| 19 | unsigned int trp_ps; | |
| 20 | unsigned int tras_ps; | |
| 21 | ||
| 22 | unsigned int twr_ps; /* maximum = 63750 ps */ | |
| 23 | unsigned int twtr_ps; /* maximum = 63750 ps */ | |
| 24 | unsigned int trfc_ps; /* maximum = 255 ns + 256 ns + .75 ns | |
| 58e5e9af KG |
25 | = 511750 ps */ |
| 26 | ||
| 0dd38a35 PJ |
27 | unsigned int trrd_ps; /* maximum = 63750 ps */ |
| 28 | unsigned int trc_ps; /* maximum = 254 ns + .75 ns = 254750 ps */ | |
| 58e5e9af KG |
29 | |
| 30 | unsigned int refresh_rate_ps; | |
| 7e157b0a | 31 | unsigned int extended_op_srt; |
| 58e5e9af | 32 | |
| 0dd38a35 PJ |
33 | unsigned int tis_ps; /* byte 32, spd->ca_setup */ |
| 34 | unsigned int tih_ps; /* byte 33, spd->ca_hold */ | |
| 35 | unsigned int tds_ps; /* byte 34, spd->data_setup */ | |
| 36 | unsigned int tdh_ps; /* byte 35, spd->data_hold */ | |
| 37 | unsigned int trtp_ps; /* byte 38, spd->trtp */ | |
| 38 | unsigned int tdqsq_max_ps; /* byte 44, spd->tdqsq */ | |
| 39 | unsigned int tqhs_ps; /* byte 45, spd->tqhs */ | |
| 58e5e9af KG |
40 | |
| 41 | unsigned int ndimms_present; | |
| 42 | unsigned int lowest_common_SPD_caslat; | |
| 43 | unsigned int highest_common_derated_caslat; | |
| 44 | unsigned int additive_latency; | |
| 0dd38a35 PJ |
45 | unsigned int all_dimms_burst_lengths_bitmask; |
| 46 | unsigned int all_dimms_registered; | |
| 47 | unsigned int all_dimms_unbuffered; | |
| 48 | unsigned int all_dimms_ecc_capable; | |
| 58e5e9af KG |
49 | |
| 50 | unsigned long long total_mem; | |
| 51 | unsigned long long base_address; | |
| 9490ff48 YS |
52 | |
| 53 | /* DDR3 RDIMM */ | |
| 54 | unsigned char rcw[16]; /* Register Control Word 0-15 */ | |
| 58e5e9af KG |
55 | } common_timing_params_t; |
| 56 | ||
| 57 | #endif |