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author | H. Nikolaus Schaller <hns@goldelico.com> | 2012-03-26 20:55:28 +0200 |
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committer | H. Nikolaus Schaller <hns@goldelico.com> | 2012-03-26 20:55:28 +0200 |
commit | 92988a21ad4c4c9504295ccb580c9f806134471b (patch) | |
tree | 5effc9f14170112450de05c67dafbe8d5034d595 /include/ddr_spd.h | |
parent | ca2b506783b676c95762c54ea24dcfdaae1947c9 (diff) | |
download | bootable_bootloader_goldelico_gta04-92988a21ad4c4c9504295ccb580c9f806134471b.zip bootable_bootloader_goldelico_gta04-92988a21ad4c4c9504295ccb580c9f806134471b.tar.gz bootable_bootloader_goldelico_gta04-92988a21ad4c4c9504295ccb580c9f806134471b.tar.bz2 |
added boot script files to repository
Diffstat (limited to 'include/ddr_spd.h')
-rw-r--r-- | include/ddr_spd.h | 317 |
1 files changed, 0 insertions, 317 deletions
diff --git a/include/ddr_spd.h b/include/ddr_spd.h deleted file mode 100644 index 710e528..0000000 --- a/include/ddr_spd.h +++ /dev/null @@ -1,317 +0,0 @@ -/* - * 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 _DDR_SPD_H_ -#define _DDR_SPD_H_ - -/* - * Format from "JEDEC Standard No. 21-C, - * Appendix D: Rev 1.0: SPD's for DDR SDRAM - */ -typedef struct ddr1_spd_eeprom_s { - unsigned char info_size; /* 0 # bytes written into serial memory */ - unsigned char chip_size; /* 1 Total # bytes of SPD memory device */ - unsigned char mem_type; /* 2 Fundamental memory type */ - unsigned char nrow_addr; /* 3 # of Row Addresses on this assembly */ - unsigned char ncol_addr; /* 4 # of Column Addrs on this assembly */ - unsigned char nrows; /* 5 Number of DIMM Banks */ - unsigned char dataw_lsb; /* 6 Data Width of this assembly */ - unsigned char dataw_msb; /* 7 ... Data Width continuation */ - unsigned char voltage; /* 8 Voltage intf std of this assembly */ - unsigned char clk_cycle; /* 9 SDRAM Cycle time @ CL=X */ - unsigned char clk_access; /* 10 SDRAM Access from Clk @ CL=X (tAC) */ - unsigned char config; /* 11 DIMM Configuration type */ - unsigned char refresh; /* 12 Refresh Rate/Type */ - unsigned char primw; /* 13 Primary SDRAM Width */ - unsigned char ecw; /* 14 Error Checking SDRAM width */ - unsigned char min_delay; /* 15 for Back to Back Random Address */ - unsigned char burstl; /* 16 Burst Lengths Supported */ - unsigned char nbanks; /* 17 # of Banks on SDRAM Device */ - unsigned char cas_lat; /* 18 CAS# Latencies Supported */ - unsigned char cs_lat; /* 19 CS# Latency */ - unsigned char write_lat; /* 20 Write Latency (aka Write Recovery) */ - unsigned char mod_attr; /* 21 SDRAM Module Attributes */ - unsigned char dev_attr; /* 22 SDRAM Device Attributes */ - unsigned char clk_cycle2; /* 23 Min SDRAM Cycle time @ CL=X-0.5 */ - unsigned char clk_access2; /* 24 SDRAM Access from - Clk @ CL=X-0.5 (tAC) */ - unsigned char clk_cycle3; /* 25 Min SDRAM Cycle time @ CL=X-1 */ - unsigned char clk_access3; /* 26 Max Access from Clk @ CL=X-1 (tAC) */ - unsigned char trp; /* 27 Min Row Precharge Time (tRP)*/ - unsigned char trrd; /* 28 Min Row Active to Row Active (tRRD) */ - unsigned char trcd; /* 29 Min RAS to CAS Delay (tRCD) */ - unsigned char tras; /* 30 Minimum RAS Pulse Width (tRAS) */ - unsigned char bank_dens; /* 31 Density of each bank on module */ - unsigned char ca_setup; /* 32 Addr + Cmd Setup Time Before Clk */ - unsigned char ca_hold; /* 33 Addr + Cmd Hold Time After Clk */ - unsigned char data_setup; /* 34 Data Input Setup Time Before Strobe */ - unsigned char data_hold; /* 35 Data Input Hold Time After Strobe */ - unsigned char res_36_40[5];/* 36-40 reserved for VCSDRAM */ - unsigned char trc; /* 41 Min Active to Auto refresh time tRC */ - unsigned char trfc; /* 42 Min Auto to Active period tRFC */ - unsigned char tckmax; /* 43 Max device cycle time tCKmax */ - unsigned char tdqsq; /* 44 Max DQS to DQ skew (tDQSQ max) */ - unsigned char tqhs; /* 45 Max Read DataHold skew (tQHS) */ - unsigned char res_46; /* 46 Reserved */ - unsigned char dimm_height; /* 47 DDR SDRAM DIMM Height */ - unsigned char res_48_61[14]; /* 48-61 Reserved */ - unsigned char spd_rev; /* 62 SPD Data Revision Code */ - unsigned char cksum; /* 63 Checksum for bytes 0-62 */ - unsigned char mid[8]; /* 64-71 Mfr's JEDEC ID code per JEP-106 */ - unsigned char mloc; /* 72 Manufacturing Location */ - unsigned char mpart[18]; /* 73 Manufacturer's Part Number */ - unsigned char rev[2]; /* 91 Revision Code */ - unsigned char mdate[2]; /* 93 Manufacturing Date */ - unsigned char sernum[4]; /* 95 Assembly Serial Number */ - unsigned char mspec[27]; /* 99-127 Manufacturer Specific Data */ - -} ddr1_spd_eeprom_t; - -/* - * Format from "JEDEC Appendix X: Serial Presence Detects for DDR2 SDRAM", - * SPD Revision 1.2 - */ -typedef struct ddr2_spd_eeprom_s { - unsigned char info_size; /* 0 # bytes written into serial memory */ - unsigned char chip_size; /* 1 Total # bytes of SPD memory device */ - unsigned char mem_type; /* 2 Fundamental memory type */ - unsigned char nrow_addr; /* 3 # of Row Addresses on this assembly */ - unsigned char ncol_addr; /* 4 # of Column Addrs on this assembly */ - unsigned char mod_ranks; /* 5 Number of DIMM Ranks */ - unsigned char dataw; /* 6 Module Data Width */ - unsigned char res_7; /* 7 Reserved */ - unsigned char voltage; /* 8 Voltage intf std of this assembly */ - unsigned char clk_cycle; /* 9 SDRAM Cycle time @ CL=X */ - unsigned char clk_access; /* 10 SDRAM Access from Clk @ CL=X (tAC) */ - unsigned char config; /* 11 DIMM Configuration type */ - unsigned char refresh; /* 12 Refresh Rate/Type */ - unsigned char primw; /* 13 Primary SDRAM Width */ - unsigned char ecw; /* 14 Error Checking SDRAM width */ - unsigned char res_15; /* 15 Reserved */ - unsigned char burstl; /* 16 Burst Lengths Supported */ - unsigned char nbanks; /* 17 # of Banks on Each SDRAM Device */ - unsigned char cas_lat; /* 18 CAS# Latencies Supported */ - unsigned char mech_char; /* 19 DIMM Mechanical Characteristics */ - unsigned char dimm_type; /* 20 DIMM type information */ - unsigned char mod_attr; /* 21 SDRAM Module Attributes */ - unsigned char dev_attr; /* 22 SDRAM Device Attributes */ - unsigned char clk_cycle2; /* 23 Min SDRAM Cycle time @ CL=X-1 */ - unsigned char clk_access2; /* 24 SDRAM Access from Clk @ CL=X-1 (tAC) */ - unsigned char clk_cycle3; /* 25 Min SDRAM Cycle time @ CL=X-2 */ - unsigned char clk_access3; /* 26 Max Access from Clk @ CL=X-2 (tAC) */ - unsigned char trp; /* 27 Min Row Precharge Time (tRP)*/ - unsigned char trrd; /* 28 Min Row Active to Row Active (tRRD) */ - unsigned char trcd; /* 29 Min RAS to CAS Delay (tRCD) */ - unsigned char tras; /* 30 Minimum RAS Pulse Width (tRAS) */ - unsigned char rank_dens; /* 31 Density of each rank on module */ - unsigned char ca_setup; /* 32 Addr+Cmd Setup Time Before Clk (tIS) */ - unsigned char ca_hold; /* 33 Addr+Cmd Hold Time After Clk (tIH) */ - unsigned char data_setup; /* 34 Data Input Setup Time - Before Strobe (tDS) */ - unsigned char data_hold; /* 35 Data Input Hold Time - After Strobe (tDH) */ - unsigned char twr; /* 36 Write Recovery time tWR */ - unsigned char twtr; /* 37 Int write to read delay tWTR */ - unsigned char trtp; /* 38 Int read to precharge delay tRTP */ - unsigned char mem_probe; /* 39 Mem analysis probe characteristics */ - unsigned char trctrfc_ext; /* 40 Extensions to trc and trfc */ - unsigned char trc; /* 41 Min Active to Auto refresh time tRC */ - unsigned char trfc; /* 42 Min Auto to Active period tRFC */ - unsigned char tckmax; /* 43 Max device cycle time tCKmax */ - unsigned char tdqsq; /* 44 Max DQS to DQ skew (tDQSQ max) */ - unsigned char tqhs; /* 45 Max Read DataHold skew (tQHS) */ - unsigned char pll_relock; /* 46 PLL Relock time */ - unsigned char Tcasemax; /* 47 Tcasemax */ - unsigned char psiTAdram; /* 48 Thermal Resistance of DRAM Package from - Top (Case) to Ambient (Psi T-A DRAM) */ - unsigned char dt0_mode; /* 49 DRAM Case Temperature Rise from Ambient - due to Activate-Precharge/Mode Bits - (DT0/Mode Bits) */ - unsigned char dt2n_dt2q; /* 50 DRAM Case Temperature Rise from Ambient - due to Precharge/Quiet Standby - (DT2N/DT2Q) */ - unsigned char dt2p; /* 51 DRAM Case Temperature Rise from Ambient - due to Precharge Power-Down (DT2P) */ - unsigned char dt3n; /* 52 DRAM Case Temperature Rise from Ambient - due to Active Standby (DT3N) */ - unsigned char dt3pfast; /* 53 DRAM Case Temperature Rise from Ambient - due to Active Power-Down with - Fast PDN Exit (DT3Pfast) */ - unsigned char dt3pslow; /* 54 DRAM Case Temperature Rise from Ambient - due to Active Power-Down with Slow - PDN Exit (DT3Pslow) */ - unsigned char dt4r_dt4r4w; /* 55 DRAM Case Temperature Rise from Ambient - due to Page Open Burst Read/DT4R4W - Mode Bit (DT4R/DT4R4W Mode Bit) */ - unsigned char dt5b; /* 56 DRAM Case Temperature Rise from Ambient - due to Burst Refresh (DT5B) */ - unsigned char dt7; /* 57 DRAM Case Temperature Rise from Ambient - due to Bank Interleave Reads with - Auto-Precharge (DT7) */ - unsigned char psiTApll; /* 58 Thermal Resistance of PLL Package form - Top (Case) to Ambient (Psi T-A PLL) */ - unsigned char psiTAreg; /* 59 Thermal Reisitance of Register Package - from Top (Case) to Ambient - (Psi T-A Register) */ - unsigned char dtpllactive; /* 60 PLL Case Temperature Rise from Ambient - due to PLL Active (DT PLL Active) */ - unsigned char dtregact; /* 61 Register Case Temperature Rise from - Ambient due to Register Active/Mode Bit - (DT Register Active/Mode Bit) */ - unsigned char spd_rev; /* 62 SPD Data Revision Code */ - unsigned char cksum; /* 63 Checksum for bytes 0-62 */ - unsigned char mid[8]; /* 64 Mfr's JEDEC ID code per JEP-106 */ - unsigned char mloc; /* 72 Manufacturing Location */ - unsigned char mpart[18]; /* 73 Manufacturer's Part Number */ - unsigned char rev[2]; /* 91 Revision Code */ - unsigned char mdate[2]; /* 93 Manufacturing Date */ - unsigned char sernum[4]; /* 95 Assembly Serial Number */ - unsigned char mspec[27]; /* 99-127 Manufacturer Specific Data */ - -} ddr2_spd_eeprom_t; - -typedef struct ddr3_spd_eeprom_s { - /* General Section: Bytes 0-59 */ - unsigned char info_size_crc; /* 0 # bytes written into serial memory, - CRC coverage */ - unsigned char spd_rev; /* 1 Total # bytes of SPD mem device */ - unsigned char mem_type; /* 2 Key Byte / Fundamental mem type */ - unsigned char module_type; /* 3 Key Byte / Module Type */ - unsigned char density_banks; /* 4 SDRAM Density and Banks */ - unsigned char addressing; /* 5 SDRAM Addressing */ - unsigned char module_vdd; /* 6 Module nominal voltage, VDD */ - unsigned char organization; /* 7 Module Organization */ - unsigned char bus_width; /* 8 Module Memory Bus Width */ - unsigned char ftb_div; /* 9 Fine Timebase (FTB) - Dividend / Divisor */ - unsigned char mtb_dividend; /* 10 Medium Timebase (MTB) Dividend */ - unsigned char mtb_divisor; /* 11 Medium Timebase (MTB) Divisor */ - unsigned char tCK_min; /* 12 SDRAM Minimum Cycle Time */ - unsigned char res_13; /* 13 Reserved */ - unsigned char caslat_lsb; /* 14 CAS Latencies Supported, - Least Significant Byte */ - unsigned char caslat_msb; /* 15 CAS Latencies Supported, - Most Significant Byte */ - unsigned char tAA_min; /* 16 Min CAS Latency Time */ - unsigned char tWR_min; /* 17 Min Write REcovery Time */ - unsigned char tRCD_min; /* 18 Min RAS# to CAS# Delay Time */ - unsigned char tRRD_min; /* 19 Min Row Active to - Row Active Delay Time */ - unsigned char tRP_min; /* 20 Min Row Precharge Delay Time */ - unsigned char tRAS_tRC_ext; /* 21 Upper Nibbles for tRAS and tRC */ - unsigned char tRAS_min_lsb; /* 22 Min Active to Precharge - Delay Time */ - unsigned char tRC_min_lsb; /* 23 Min Active to Active/Refresh - Delay Time, LSB */ - unsigned char tRFC_min_lsb; /* 24 Min Refresh Recovery Delay Time */ - unsigned char tRFC_min_msb; /* 25 Min Refresh Recovery Delay Time */ - unsigned char tWTR_min; /* 26 Min Internal Write to - Read Command Delay Time */ - unsigned char tRTP_min; /* 27 Min Internal Read to Precharge - Command Delay Time */ - unsigned char tFAW_msb; /* 28 Upper Nibble for tFAW */ - unsigned char tFAW_min; /* 29 Min Four Activate Window - Delay Time*/ - unsigned char opt_features; /* 30 SDRAM Optional Features */ - unsigned char therm_ref_opt; /* 31 SDRAM Thermal and Refresh Opts */ - unsigned char res_32_59[28]; /* 32-59 Reserved, General Section */ - - /* Module-Specific Section: Bytes 60-116 */ - union { - struct { - /* 60 (Unbuffered) Module Nominal Height */ - unsigned char mod_height; - /* 61 (Unbuffered) Module Maximum Thickness */ - unsigned char mod_thickness; - /* 62 (Unbuffered) Reference Raw Card Used */ - unsigned char ref_raw_card; - /* 63 (Unbuffered) Address Mapping from - Edge Connector to DRAM */ - unsigned char addr_mapping; - /* 64-116 (Unbuffered) Reserved */ - unsigned char res_64_116[53]; - } unbuffered; - struct { - /* 60 (Registered) Module Nominal Height */ - unsigned char mod_height; - /* 61 (Registered) Module Maximum Thickness */ - unsigned char mod_thickness; - /* 62 (Registered) Reference Raw Card Used */ - unsigned char ref_raw_card; - /* 63 DIMM Module Attributes */ - unsigned char modu_attr; - /* 64 RDIMM Thermal Heat Spreader Solution */ - unsigned char thermal; - /* 65 Register Manufacturer ID Code, Least Significant Byte */ - unsigned char reg_id_lo; - /* 66 Register Manufacturer ID Code, Most Significant Byte */ - unsigned char reg_id_hi; - /* 67 Register Revision Number */ - unsigned char reg_rev; - /* 68 Register Type */ - unsigned char reg_type; - /* 69-76 RC1,3,5...15 (MS Nibble) / RC0,2,4...14 (LS Nibble) */ - unsigned char rcw[8]; - } registered; - unsigned char uc[57]; /* 60-116 Module-Specific Section */ - } mod_section; - - /* Unique Module ID: Bytes 117-125 */ - unsigned char mmid_lsb; /* 117 Module MfgID Code LSB - JEP-106 */ - unsigned char mmid_msb; /* 118 Module MfgID Code MSB - JEP-106 */ - unsigned char mloc; /* 119 Mfg Location */ - unsigned char mdate[2]; /* 120-121 Mfg Date */ - unsigned char sernum[4]; /* 122-125 Module Serial Number */ - - /* CRC: Bytes 126-127 */ - unsigned char crc[2]; /* 126-127 SPD CRC */ - - /* Other Manufacturer Fields and User Space: Bytes 128-255 */ - unsigned char mpart[18]; /* 128-145 Mfg's Module Part Number */ - unsigned char mrev[2]; /* 146-147 Module Revision Code */ - - unsigned char dmid_lsb; /* 148 DRAM MfgID Code LSB - JEP-106 */ - unsigned char dmid_msb; /* 149 DRAM MfgID Code MSB - JEP-106 */ - - unsigned char msd[26]; /* 150-175 Mfg's Specific Data */ - unsigned char cust[80]; /* 176-255 Open for Customer Use */ - -} ddr3_spd_eeprom_t; - -extern unsigned int ddr1_spd_check(const ddr1_spd_eeprom_t *spd); -extern void ddr1_spd_dump(const ddr1_spd_eeprom_t *spd); -extern unsigned int ddr2_spd_check(const ddr2_spd_eeprom_t *spd); -extern void ddr2_spd_dump(const ddr2_spd_eeprom_t *spd); -extern unsigned int ddr3_spd_check(const ddr3_spd_eeprom_t *spd); - -/* - * Byte 2 Fundamental Memory Types. - */ -#define SPD_MEMTYPE_FPM (0x01) -#define SPD_MEMTYPE_EDO (0x02) -#define SPD_MEMTYPE_PIPE_NIBBLE (0x03) -#define SPD_MEMTYPE_SDRAM (0x04) -#define SPD_MEMTYPE_ROM (0x05) -#define SPD_MEMTYPE_SGRAM (0x06) -#define SPD_MEMTYPE_DDR (0x07) -#define SPD_MEMTYPE_DDR2 (0x08) -#define SPD_MEMTYPE_DDR2_FBDIMM (0x09) -#define SPD_MEMTYPE_DDR2_FBDIMM_PROBE (0x0A) -#define SPD_MEMTYPE_DDR3 (0x0B) - -/* - * Byte 3 Key Byte / Module Type for DDR3 SPD - */ -#define SPD_MODULETYPE_RDIMM (0x01) -#define SPD_MODULETYPE_UDIMM (0x02) -#define SPD_MODULETYPE_SODIMM (0x03) -#define SPD_MODULETYPE_MICRODIMM (0x04) -#define SPD_MODULETYPE_MINIRDIMM (0x05) -#define SPD_MODULETYPE_MINIUDIMM (0x06) - -#endif /* _DDR_SPD_H_ */ |