diff options
Diffstat (limited to 'include/ddr_spd.h')
| -rw-r--r-- | include/ddr_spd.h | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/include/ddr_spd.h b/include/ddr_spd.h index 6fdcef0..10402c5 100644 --- a/include/ddr_spd.h +++ b/include/ddr_spd.h @@ -184,7 +184,7 @@ typedef struct ddr3_spd_eeprom_s { 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 res_6; /* 6 Reserved */ + 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) @@ -273,6 +273,7 @@ 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. @@ -289,4 +290,14 @@ extern void ddr2_spd_dump(const ddr2_spd_eeprom_t *spd); #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_ */ |