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Diffstat (limited to 'Documentation/ABI/testing/sysfs-bus-usb-devices-usbsevseg')
| -rw-r--r-- | Documentation/ABI/testing/sysfs-bus-usb-devices-usbsevseg | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-bus-usb-devices-usbsevseg b/Documentation/ABI/testing/sysfs-bus-usb-devices-usbsevseg new file mode 100644 index 000000000000..cb830df8777c --- /dev/null +++ b/Documentation/ABI/testing/sysfs-bus-usb-devices-usbsevseg | |||
| @@ -0,0 +1,43 @@ | |||
| 1 | Where: /sys/bus/usb/.../powered | ||
| 2 | Date: August 2008 | ||
| 3 | Kernel Version: 2.6.26 | ||
| 4 | Contact: Harrison Metzger <harrisonmetz@gmail.com> | ||
| 5 | Description: Controls whether the device's display will powered. | ||
| 6 | A value of 0 is off and a non-zero value is on. | ||
| 7 | |||
| 8 | Where: /sys/bus/usb/.../mode_msb | ||
| 9 | Where: /sys/bus/usb/.../mode_lsb | ||
| 10 | Date: August 2008 | ||
| 11 | Kernel Version: 2.6.26 | ||
| 12 | Contact: Harrison Metzger <harrisonmetz@gmail.com> | ||
| 13 | Description: Controls the devices display mode. | ||
| 14 | For a 6 character display the values are | ||
| 15 | MSB 0x06; LSB 0x3F, and | ||
| 16 | for an 8 character display the values are | ||
| 17 | MSB 0x08; LSB 0xFF. | ||
| 18 | |||
| 19 | Where: /sys/bus/usb/.../textmode | ||
| 20 | Date: August 2008 | ||
| 21 | Kernel Version: 2.6.26 | ||
| 22 | Contact: Harrison Metzger <harrisonmetz@gmail.com> | ||
| 23 | Description: Controls the way the device interprets its text buffer. | ||
| 24 | raw: each character controls its segment manually | ||
| 25 | hex: each character is between 0-15 | ||
| 26 | ascii: each character is between '0'-'9' and 'A'-'F'. | ||
| 27 | |||
| 28 | Where: /sys/bus/usb/.../text | ||
| 29 | Date: August 2008 | ||
| 30 | Kernel Version: 2.6.26 | ||
| 31 | Contact: Harrison Metzger <harrisonmetz@gmail.com> | ||
| 32 | Description: The text (or data) for the device to display | ||
| 33 | |||
| 34 | Where: /sys/bus/usb/.../decimals | ||
| 35 | Date: August 2008 | ||
| 36 | Kernel Version: 2.6.26 | ||
| 37 | Contact: Harrison Metzger <harrisonmetz@gmail.com> | ||
| 38 | Description: Controls the decimal places on the device. | ||
| 39 | To set the nth decimal place, give this field | ||
| 40 | the value of 10 ** n. Assume this field has | ||
| 41 | the value k and has 1 or more decimal places set, | ||
| 42 | to set the mth place (where m is not already set), | ||
| 43 | change this fields value to k + 10 ** m. \ No newline at end of file | ||