diff options
| author | Denis Orlov <denorl2009@gmail.com> | 2024-03-12 00:36:07 +0300 |
|---|---|---|
| committer | Sascha Hauer <s.hauer@pengutronix.de> | 2024-03-13 07:38:46 +0100 |
| commit | b191f021c5c42b002d61f2bc53470e3ccc8ff8dd (patch) | |
| tree | efb922f6bdd247117fe347fa059dd1f4a430975c /include | |
| parent | f6589670eb73eb5719d94e7beae27849535d8987 (diff) | |
| download | barebox-b191f021c5c42b002d61f2bc53470e3ccc8ff8dd.tar.gz barebox-b191f021c5c42b002d61f2bc53470e3ccc8ff8dd.tar.xz | |
ddr_spd: add DDR3 Load Reduced module specific data
This will be used by the DDR3 SPD data printing routine and is needed for
completeness, to cover all of the DDR3-related cases from the original
decode-dimms tool.
Signed-off-by: Denis Orlov <denorl2009@gmail.com>
Link: https://lore.barebox.org/20240311213915.584429-2-denorl2009@gmail.com
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'include')
| -rw-r--r-- | include/ddr_spd.h | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/include/ddr_spd.h b/include/ddr_spd.h index a96d01df85..415fc88f63 100644 --- a/include/ddr_spd.h +++ b/include/ddr_spd.h @@ -264,6 +264,40 @@ struct ddr3_spd_eeprom { /* 69-76 RC1,3,5...15 (MS Nibble) / RC0,2,4...14 (LS Nibble) */ unsigned char rcw[8]; } registered; + struct { + /* 60 (Load Reduced) Module Nominal Height */ + unsigned char mod_height; + /* 61 (Load Reduced) Module Maximum Thickness */ + unsigned char mod_thickness; + /* 62 (Load Reduced) Reference Raw Card Used */ + unsigned char ref_raw_card; + /* 63 Module Attributes */ + unsigned char modu_attr; + /* 64 Memory Buffer Revision ID */ + unsigned char buf_rev_id; + /* 65 Memory Buffer Manufacturer ID Code, Least Significant Byte */ + unsigned char buf_id_lo; + /* 66 Memory Buffer Manufacturer ID Code, Most Significant Byte */ + unsigned char buf_id_hi; + /* 67-89 FxRCy and MR1,2 Registers */ + unsigned char fxrcy_mr1_2[23]; + /* 90 Minimum Module Delay Time for 1.5 V */ + unsigned char min_delay_1_5; + /* 91 Maximum Module Delay Time for 1.5 V */ + unsigned char max_delay_1_5; + /* 92 Minimum Module Delay Time for 1.35 V */ + unsigned char min_delay_1_35; + /* 93 Maximum Module Delay Time for 1.35 V */ + unsigned char max_delay_1_35; + /* 94 Minimum Module Delay Time for 1.25 V */ + unsigned char min_delay_1_25; + /* 95 Maximum Module Delay Time for 1.25 V */ + unsigned char max_delay_1_25; + /* 96-101 Reserved */ + unsigned char reserved[6]; + /* 102-116 Memory Buffer Personality Bytes */ + unsigned char mem_buf_personality[15]; + } loadreduced; unsigned char uc[57]; /* 60-116 Module-Specific Section */ } mod_section; |