diff options
| author | Oscillope <jvrosenman@gmail.com> | 2017-10-14 01:04:36 -0400 |
|---|---|---|
| committer | Jack Humbert <jack.humb@gmail.com> | 2017-10-13 19:04:36 -1000 |
| commit | c70b419ec06b22dba869f40c32e23563ee0f620f (patch) | |
| tree | 6e7db95be8015128dde5669e3568db8074dc5a87 /keyboards/jj40/tools/README.md | |
| parent | bccf263cd06a8f854caa79ae511e5c40442de491 (diff) | |
| download | qmk_firmware-c70b419ec06b22dba869f40c32e23563ee0f620f.tar.gz qmk_firmware-c70b419ec06b22dba869f40c32e23563ee0f620f.zip | |
Add multiple layout support and Linux flash utility to JJ40 (#1837)
* Adds support for multiple layouts. Adds custom keymap for "offset"
layout.
* Adds a tool to help detach the keyboard from the Linux HID driver before programming.
* Adds a tool to help detach the keyboard from the Linux HID driver before programming.
Diffstat (limited to 'keyboards/jj40/tools/README.md')
| -rw-r--r-- | keyboards/jj40/tools/README.md | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/keyboards/jj40/tools/README.md b/keyboards/jj40/tools/README.md new file mode 100644 index 0000000000..081984ed44 --- /dev/null +++ b/keyboards/jj40/tools/README.md @@ -0,0 +1,16 @@ +# JJ40 Tools + +## usb_detach.c + +When trying to flash on Linux, you may encounter a "Resource Unavailable" error. This means that Linux's HID driver has taken exclusive control of the keyboard, and the program script can't flash it. +This program can force Linux to give up a device, so that the programming script can reset it. + +### To compile: +``` +gcc usb_detach.c -o usb_detach +``` + +### To run: +1. Use `lsusb` to discover the Bus and Device numbers for your keyboard. +2. Run the program: `sudo ./usb_detach /dev/bus/usb/<BUS>/<DEVICE>`. +3. Build and program the firmware as normal. |