Add qwerty layout.

README.md

@@ -25,7 +25,14 @@ bootloader of the microcontroller (on Mac OS X sometimes it is
 
     $ make upload USB=/dev/ttyACM0
 
-Currently only the "multidvorak" layout is included.
+By default you get the "multidvorak" layout, but you can also build a
+qwerty layout:
+
+    $ cp qwerty.scm layout.scm
+    $ make upload USB=/dev/ttyACM0
+
+Or edit `layout.scm` to your liking; you can see a list of available
+keycodes in `keycodes.scm`.
 
 ## Development
 

qwerty.scm

@@ -0,0 +1,55 @@
+;;; this is the qwerty layout
+;; copy this file to layout.scm and build
+
+;; we have to declare this up front and set it later because of circularity
+(define layers #f)
+(define current-layer #f)
+(define momentary-layer #f)
+
+(define (fn on?) (set! momentary-layer (and on? (vector-ref layers 1))))
+
+(define (set-layer n)
+  (lambda (_) (set! current-layer (vector-ref layers n))))
+
+(define (reset _) (call-c-func "reset"))
+
+;;;; layers
+
+(define base-layer
+ (vector key-q key-w key-e key-r key-t key-backslash
+         key-y key-u key-i key-o key-p
+
+         key-a key-s key-d key-f key-g key-backtick
+         key-h key-j key-k key-l key-semicolon
+
+         key-z key-x key-c key-v key-b mod-ctrl
+         key-n key-m key-comma key-period key-slash
+
+         key-esc key-tab mod-super mod-shift key-backspace mod-alt
+         key-space fn key-dash key-quote key-enter))
+
+(define fn-layer
+ (vector (sft key-1) (sft key-2) key-up (sft key-left-bracket) (sft key-right-bracket) 0
+         key-page-up key-7 key-8 key-9 (sft key-8)
+
+         (sft key-3) key-left key-down key-right (sft key-4) 0
+         key-page-down key-4 key-5 key-6 (sft key-equal)
+
+         key-left-bracket key-right-bracket (sft key-0) (sft key-7) mod-ctrl
+         key-backtick key-1 key-2 key-3 key-backslash
+
+         (set-layer 2) key-insert mod-super mod-shift key-backspace mod-alt
+         key-space fn key-e key-0 key-right-bracket))
+
+(define l2-layer
+ (vector key-insert key-home key-up key-end key-page-up 0
+         key-up key-f7 key-f8 key-f9 key-f10
+
+         key-delete key-left key-down key-right key-page-down 0
+         key-down key-f4 key-f5 key-f6 key-f11
+
+         (set-layer 0) key-vol-up 0 0 reset mod-ctrl
+         0 key-f1 key-f2 key-f3 key-f12
+
+         0 key-vol-down mod-super mod-shift key-backspace mod-alt
+         key-space (set-layer 0) key-printscreen key-scroll-lock key-pause))