Shinichi-Ohki
diff --git a/‎Vagrantfile
+18-13 b/‎Vagrantfile
+18-13
diff --git a/‎build_keyboard.mk
+54-33 b/‎build_keyboard.mk
+54-33
diff --git a/‎common_features.mk
+18-3 b/‎common_features.mk
+18-3
diff --git a/‎docs/_sidebar.md
-100 b/‎docs/_sidebar.md
-100
diff --git a/‎docs/_summary.md
+2 b/‎docs/_summary.md
+2
diff --git a/‎docs/config_options.md
+11-4 b/‎docs/config_options.md
+11-4
@@ -2,8 +2,11 @@
 # vi: set ft=ruby :
 
 Vagrant.configure(2) do |config|
-  # VMware/Virtualbox 64 bit
-  config.vm.box = "phusion/ubuntu-14.04-amd64"
+  # define a name instead of just 'default'
+  config.vm.define "qmk_firmware"
+
+  # VMware/Virtualbox ( and also Hyperv/Parallels) 64 bit
+  config.vm.box = "bento/ubuntu-16.04"
 
   # This section allows you to customize the Virtualbox VM
   # settings, ie showing the GUI or upping the memory
@@ -15,13 +18,16 @@ Vagrant.configure(2) do |config|
     # your Teensy via the VM rather than your host OS
     #vb.customize ['modifyvm', :id, '--usb', 'on']
     #vb.customize ['usbfilter', 'add', '0',
-    #    	  '--target', :id,
-    #    	  '--name', 'teensy',
-    #    	  '--vendorid', '0x16c0',
-    #    	  '--productid','0x0478'
-    #		 ]
+    #         '--target', :id,
+    #         '--name', 'teensy',
+    #         '--vendorid', '0x16c0',
+    #         '--productid','0x0478'
+    #        ]
     # Customize the amount of memory on the VM:
     vb.memory = "512"
+    # Uncomment the below lines if you have time sync
+    # issues with make and incremental builds
+    #vb.customize [ "guestproperty", "set", :id, "/VirtualBox/GuestAdd/VBoxService/--timesync-set-threshold", 1000 ]
   end
 
   # This section allows you to customize the VMware VM
@@ -56,19 +62,18 @@ Vagrant.configure(2) do |config|
   # This script ensures the required packages for AVR programming are installed
   # It also ensures the system always gets the latest updates when powered on
   # If this causes issues you can run a 'vagrant destroy' and then
-  # add a # before ,args: and run 'vagrant up' to get a working
+  # add a # before ,run: (or change "always" to "once") and run 'vagrant up' to get a working
   # non-updated box and then attempt to troubleshoot or open a Github issue
-
-  config.vm.provision "shell", run: "always", path: "./util/qmk_install.sh", args: "-update"
+  config.vm.provision "shell", inline: "/bin/sh -c 'yes | /vagrant/util/qmk_install.sh'", run: "always"
 
   config.vm.post_up_message = <<-EOT
 
   Log into the VM using 'vagrant ssh'. QMK directory synchronized with host is
   located at /vagrant
-  To compile the .hex files use make command inside this directory.
+  To compile the .hex files use make command inside this directory, e.g.
+     cd /vagrant
+     make <keyboard>:default
 
-  QMK's make format recently changed to use folder locations and colons:
-     make project_folder:keymap[:target]
   Examples:
      make planck/rev4:default:dfu
      make planck:default
 
@@ -16,6 +16,7 @@ include common.mk
 KEYBOARD_FILESAFE := $(subst /,_,$(KEYBOARD))
 TARGET ?= $(KEYBOARD_FILESAFE)_$(KEYMAP)
 KEYBOARD_OUTPUT := $(BUILD_DIR)/obj_$(KEYBOARD_FILESAFE)
+STM32_PATH := quantum/stm32
 
 # Force expansion
 TARGET := $(TARGET)
@@ -72,6 +73,7 @@ ifneq ("$(wildcard $(KEYBOARD_PATH_1)/)","")
     KEYBOARD_PATHS += $(KEYBOARD_PATH_1)
 endif
 
+
 # Pull in rules.mk files from all our subfolders
 ifneq ("$(wildcard $(KEYBOARD_PATH_5)/rules.mk)","")
     include $(KEYBOARD_PATH_5)/rules.mk
@@ -89,6 +91,58 @@ ifneq ("$(wildcard $(KEYBOARD_PATH_1)/rules.mk)","")
     include $(KEYBOARD_PATH_1)/rules.mk
 endif
 
+
+MAIN_KEYMAP_PATH_1 := $(KEYBOARD_PATH_1)/keymaps/$(KEYMAP)
+MAIN_KEYMAP_PATH_2 := $(KEYBOARD_PATH_2)/keymaps/$(KEYMAP)
+MAIN_KEYMAP_PATH_3 := $(KEYBOARD_PATH_3)/keymaps/$(KEYMAP)
+MAIN_KEYMAP_PATH_4 := $(KEYBOARD_PATH_4)/keymaps/$(KEYMAP)
+MAIN_KEYMAP_PATH_5 := $(KEYBOARD_PATH_5)/keymaps/$(KEYMAP)
+
+ifneq ("$(wildcard $(MAIN_KEYMAP_PATH_5)/keymap.c)","")
+    -include $(MAIN_KEYMAP_PATH_5)/rules.mk
+    KEYMAP_C := $(MAIN_KEYMAP_PATH_5)/keymap.c
+    KEYMAP_PATH := $(MAIN_KEYMAP_PATH_5)
+else ifneq ("$(wildcard $(MAIN_KEYMAP_PATH_4)/keymap.c)","")
+    -include $(MAIN_KEYMAP_PATH_4)/rules.mk
+    KEYMAP_C := $(MAIN_KEYMAP_PATH_4)/keymap.c
+    KEYMAP_PATH := $(MAIN_KEYMAP_PATH_4)
+else ifneq ("$(wildcard $(MAIN_KEYMAP_PATH_3)/keymap.c)","")
+    -include $(MAIN_KEYMAP_PATH_3)/rules.mk
+    KEYMAP_C := $(MAIN_KEYMAP_PATH_3)/keymap.c
+    KEYMAP_PATH := $(MAIN_KEYMAP_PATH_3)
+else ifneq ("$(wildcard $(MAIN_KEYMAP_PATH_2)/keymap.c)","")
+    -include $(MAIN_KEYMAP_PATH_2)/rules.mk
+    KEYMAP_C := $(MAIN_KEYMAP_PATH_2)/keymap.c
+    KEYMAP_PATH := $(MAIN_KEYMAP_PATH_2)
+else ifneq ("$(wildcard $(MAIN_KEYMAP_PATH_1)/keymap.c)","")
+    -include $(MAIN_KEYMAP_PATH_1)/rules.mk
+    KEYMAP_C := $(MAIN_KEYMAP_PATH_1)/keymap.c
+    KEYMAP_PATH := $(MAIN_KEYMAP_PATH_1)
+else ifneq ($(LAYOUTS),)
+    include build_layout.mk
+else
+    $(error Could not find keymap)
+    # this state should never be reached
+endif
+
+ifeq ($(strip $(CTPC)), yes)
+  CONVERT_TO_PROTON_C=yes
+endif
+
+ifeq ($(strip $(CONVERT_TO_PROTON_C)), yes)
+    TARGET := $(TARGET)_proton_c
+    include $(STM32_PATH)/proton_c.mk
+    OPT_DEFS += -DCONVERT_TO_PROTON_C
+endif
+
+include quantum/mcu_selection.mk
+
+ifdef MCU_FAMILY
+    OPT_DEFS += -DQMK_STM32
+    KEYBOARD_PATHS += $(STM32_PATH)
+endif
+
+
 # Find all the C source files to be compiled in subfolders.
 KEYBOARD_SRC :=
 
@@ -227,39 +281,6 @@ PROJECT_DEFS := $(OPT_DEFS)
 PROJECT_INC := $(VPATH) $(EXTRAINCDIRS) $(KEYBOARD_PATHS)
 PROJECT_CONFIG := $(CONFIG_H)
 
-MAIN_KEYMAP_PATH_1 := $(KEYBOARD_PATH_1)/keymaps/$(KEYMAP)
-MAIN_KEYMAP_PATH_2 := $(KEYBOARD_PATH_2)/keymaps/$(KEYMAP)
-MAIN_KEYMAP_PATH_3 := $(KEYBOARD_PATH_3)/keymaps/$(KEYMAP)
-MAIN_KEYMAP_PATH_4 := $(KEYBOARD_PATH_4)/keymaps/$(KEYMAP)
-MAIN_KEYMAP_PATH_5 := $(KEYBOARD_PATH_5)/keymaps/$(KEYMAP)
-
-ifneq ("$(wildcard $(MAIN_KEYMAP_PATH_5)/keymap.c)","")
-    -include $(MAIN_KEYMAP_PATH_5)/rules.mk
-    KEYMAP_C := $(MAIN_KEYMAP_PATH_5)/keymap.c
-    KEYMAP_PATH := $(MAIN_KEYMAP_PATH_5)
-else ifneq ("$(wildcard $(MAIN_KEYMAP_PATH_4)/keymap.c)","")
-    -include $(MAIN_KEYMAP_PATH_4)/rules.mk
-    KEYMAP_C := $(MAIN_KEYMAP_PATH_4)/keymap.c
-    KEYMAP_PATH := $(MAIN_KEYMAP_PATH_4)
-else ifneq ("$(wildcard $(MAIN_KEYMAP_PATH_3)/keymap.c)","")
-    -include $(MAIN_KEYMAP_PATH_3)/rules.mk
-    KEYMAP_C := $(MAIN_KEYMAP_PATH_3)/keymap.c
-    KEYMAP_PATH := $(MAIN_KEYMAP_PATH_3)
-else ifneq ("$(wildcard $(MAIN_KEYMAP_PATH_2)/keymap.c)","")
-    -include $(MAIN_KEYMAP_PATH_2)/rules.mk
-    KEYMAP_C := $(MAIN_KEYMAP_PATH_2)/keymap.c
-    KEYMAP_PATH := $(MAIN_KEYMAP_PATH_2)
-else ifneq ("$(wildcard $(MAIN_KEYMAP_PATH_1)/keymap.c)","")
-    -include $(MAIN_KEYMAP_PATH_1)/rules.mk
-    KEYMAP_C := $(MAIN_KEYMAP_PATH_1)/keymap.c
-    KEYMAP_PATH := $(MAIN_KEYMAP_PATH_1)
-else ifneq ($(LAYOUTS),)
-    include build_layout.mk
-else
-    $(error Could not find keymap)
-    # this state should never be reached
-endif
-
 # Userspace setup and definitions
 ifeq ("$(USER_NAME)","")
     USER_NAME := $(KEYMAP)
 
@@ -254,6 +254,7 @@ QUANTUM_SRC:= \
     $(QUANTUM_DIR)/keymap_common.c \
     $(QUANTUM_DIR)/keycode_config.c
 
+# Include the standard or split matrix code if needed
 ifneq ($(strip $(CUSTOM_MATRIX)), yes)
     ifeq ($(strip $(SPLIT_KEYBOARD)), yes)
         QUANTUM_SRC += $(QUANTUM_DIR)/split_common/matrix.c
@@ -262,11 +263,25 @@ ifneq ($(strip $(CUSTOM_MATRIX)), yes)
     endif
 endif
 
+# Include the standard debounce code if needed
+ifneq ($(strip $(CUSTOM_DEBOUNCE)), yes)
+    QUANTUM_SRC += $(QUANTUM_DIR)/debounce.c
+endif
+
 ifeq ($(strip $(SPLIT_KEYBOARD)), yes)
     OPT_DEFS += -DSPLIT_KEYBOARD
+
+    # Include files used by all split keyboards
     QUANTUM_SRC += $(QUANTUM_DIR)/split_common/split_flags.c \
-                $(QUANTUM_DIR)/split_common/split_util.c
-    QUANTUM_LIB_SRC += $(QUANTUM_DIR)/split_common/i2c.c
-    QUANTUM_LIB_SRC += $(QUANTUM_DIR)/split_common/serial.c
+                   $(QUANTUM_DIR)/split_common/split_util.c
+
+    # Determine which (if any) transport files are required
+    ifneq ($(strip $(SPLIT_TRANSPORT)), custom)
+        QUANTUM_SRC += $(QUANTUM_DIR)/split_common/transport.c
+        # Functions added via QUANTUM_LIB_SRC are only included in the final binary if they're called.
+        # Unused functions are pruned away, which is why we can add both drivers here without bloat.
+        QUANTUM_LIB_SRC += $(QUANTUM_DIR)/split_common/i2c.c \
+                           $(QUANTUM_DIR)/split_common/serial.c
+    endif
     COMMON_VPATH += $(QUANTUM_PATH)/split_common
 endif
@@ -81,6 +81,8 @@
   * [ISP Flashing Guide](isp_flashing_guide.md)
   * [ARM Debugging Guide](arm_debugging.md)
   * [I2C Driver](i2c_driver.md)
+  * [GPIO Controls](internals_gpio_control.md)
+  * [Proton C Conversion](proton_c_conversion.md)
 
 * For a Deeper Understanding
   * [How Keyboards Work](how_keyboards_work.md)
 
@@ -109,9 +109,9 @@ If you define these options you will disable the associated feature, which can s
 * `#define NO_ACTION_ONESHOT`
   * disable one-shot modifiers
 * `#define NO_ACTION_MACRO`
-  * disable all macro handling
+  * disable old style macro handling: MACRO() & action_get_macro
 * `#define NO_ACTION_FUNCTION`
-  * disable the action function (deprecated)
+  * disable calling of action_function() from the fn_actions array (deprecated)
 
 ## Features That Can Be Enabled
 
@@ -143,7 +143,7 @@ If you define these options you will enable the associated feature, which may in
   * Breaks any Tap Toggle functionality (`TT` or the One Shot Tap Toggle)
 * `#define LEADER_TIMEOUT 300`
   * how long before the leader key times out
-    * If you're having issues finishing the sequence before it times out, you may need to increase the timeout setting. Or you may want to enable the `LEADER_PER_KEY_TIMING` option, which resets the timeout after each key is tapped. 
+    * If you're having issues finishing the sequence before it times out, you may need to increase the timeout setting. Or you may want to enable the `LEADER_PER_KEY_TIMING` option, which resets the timeout after each key is tapped.
 * `#define LEADER_PER_KEY_TIMING`
   * sets the timer for leader key chords to run on each key press rather than overall
 * `#define LEADER_KEY_STRICT_KEY_PROCESSING`
@@ -197,6 +197,9 @@ If you define these options you will enable the associated feature, which may in
 
 Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk
 
+* `SPLIT_TRANSPORT = custom`
+  * Allows replacing the standard split communication routines with a custom one. ARM based split keyboards must use this at present.
+
 ### Setting Handedness
 
 One thing to remember, the side that the USB port is plugged into is always the master half. The side not plugged into USB is the slave.
@@ -208,7 +211,7 @@ There are a few different ways to set handedness for split keyboards (listed in
 3. Set `MASTER_RIGHT`: Half that is plugged into the USB port is determined to be the master and right half (inverse of the default)
 4. Default: The side that is plugged into the USB port is the master half and is assumed to be the left half. The slave side is the right half
 
-* `#define SPLIT_HAND_PIN B7` 
+* `#define SPLIT_HAND_PIN B7`
   * For using high/low pin to determine handedness, low = right hand, high = left hand. Replace `B7` with the pin you are using. This is optional, and if you leave `SPLIT_HAND_PIN` undefined, then you can still use the EE_HANDS method or MASTER_LEFT / MASTER_RIGHT defines like the stock Let's Split uses.
 
 * `#define EE_HANDS` (only works if `SPLIT_HAND_PIN` is not defined)
@@ -302,6 +305,10 @@ Use these to enable or disable building certain features. The more you have enab
   * Current options are AdafruitEzKey, AdafruitBLE, RN42
 * `SPLIT_KEYBOARD`
   * Enables split keyboard support (dual MCU like the let's split and bakingpy's boards) and includes all necessary files located at quantum/split_common
+* `CUSTOM_MATRIX`
+  * Allows replacing the standard matrix scanning routine with a custom one.
+* `CUSTOM_DEBOUNCE`
+  * Allows replacing the standard key debouncing routine with a custom one.
 * `WAIT_FOR_USB`
   * Forces the keyboard to wait for a USB connection to be established before it starts up
 * `NO_USB_STARTUP_CHECK`