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| author | Aaron Durbin <adurbin@chromium.org> | 2018-08-07 11:29:28 -0600 |
|---|---|---|
| committer | chrome-bot <chrome-bot@chromium.org> | 2018-08-08 13:45:46 -0700 |
| commit | 6ece66961c1ea17f7f6868c41cc553b794623bb4 (patch) | |
| tree | e6467333360405fc8ece28346bedc4695abb80f9 /include/ec_commands.h | |
| parent | b80693e94e6e9aa0a382c39c20efba6f2c7403a9 (diff) | |
| download | chrome-ec-6ece66961c1ea17f7f6868c41cc553b794623bb4.tar.gz | |
Add DRAM part number support to CBI
Allow one to encode the DRAM part number in CBI. Both cbi-util and
ectool are updated.
$ cbi-util
create --file ~/cbi_image --board_version 0 --oem_id 6 --sku_id 255 --dram_part_num "012345679abcdef" --size 256
CBI image is created successfully
$ hexdump -C ~/cbi_image
00000000 43 42 49 47 00 00 23 00 00 01 00 01 01 06 02 01 |CBIG..#.........|
00000010 ff 03 10 30 31 32 33 34 35 36 37 39 61 62 63 64 |...012345679abcd|
00000020 65 66 00 ff ff ff ff ff ff ff ff ff ff ff ff ff |ef..............|
00000030 ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff |................|
*
00000100
$ cbi-util show --file ~/cbi_image
CBI image: /home/adurbin/cbi_image
TOTAL_SIZE: 35
Data Field: name: value (hex, tag, size)
BOARD_VERSION: 0 (0x0, 0, 1)
OEM_ID: 6 (0x6, 1, 1)
SKU_ID: 255 (0xff, 2, 1)
DRAM_PART_NUM: 012345679abcdef (3, 16)
Data validated successfully
localhost /tmp # ./ectool cbi set 0 0 1 2
localhost /tmp # ./ectool cbi set 1 6 1 1
localhost /tmp # ./ectool cbi set 2 255 1 1
localhost /tmp # ./ectool cbi set 3 H9HCNNNBPUMLHR 0 0
localhost /tmp # ./ectool cbi get 0
As integer: 0 (0x0)
As binary: 00
localhost /tmp # ./ectool cbi get 1
As integer: 6 (0x6)
As binary: 06
localhost /tmp # ./ectool cbi get 2
As integer: 255 (0xff)
As binary: ff
localhost /tmp # ./ectool cbi get 3
H9HCNNNBPUMLHR
BUG=b:112203105
BRANCH=None
TEST=Commands executed above.
Change-Id: I2d519ad16a158db4e624d3a03912434d0e8fdd73
Signed-off-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/1165622
Reviewed-by: Furquan Shaikh <furquan@chromium.org>
Reviewed-by: Jett Rink <jettrink@chromium.org>
Diffstat (limited to 'include/ec_commands.h')
| -rw-r--r-- | include/ec_commands.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/ec_commands.h b/include/ec_commands.h index f423eca0ca..8e09e7a892 100644 --- a/include/ec_commands.h +++ b/include/ec_commands.h @@ -4762,6 +4762,7 @@ enum cbi_data_tag { CBI_TAG_BOARD_VERSION = 0, /* uint16_t or uint8_t[] = {minor,major} */ CBI_TAG_OEM_ID = 1, /* uint8_t */ CBI_TAG_SKU_ID = 2, /* uint8_t */ + CBI_TAG_DRAM_PART_NUM = 3, /* variable length ascii, nul terminated. */ CBI_TAG_COUNT, }; |