Merge branch 'usb_hid'

76 files changed, 9525 insertions, 130 deletions

diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000000..3e34a635c7
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "protocol/usb_hid/USB_Host_Shield_2.0"]
+	path = protocol/usb_hid/USB_Host_Shield_2.0
+	url = git@github.com:tmk/USB_Host_Shield_2.0.git
diff --git a/common.mk b/common.mk
index 580a8cf8ff..26b4bb8596 100644
--- a/common.mk
+++ b/common.mk
@@ -5,6 +5,7 @@ SRC +=	$(COMMON_DIR)/host.c \
 	$(COMMON_DIR)/layer.c \
 	$(COMMON_DIR)/timer.c \
 	$(COMMON_DIR)/print.c \
+	$(COMMON_DIR)/debug.c \
 	$(COMMON_DIR)/bootloader.c \
 	$(COMMON_DIR)/util.c
 
diff --git a/common/debug.c b/common/debug.c
new file mode 100644
index 0000000000..41d566ee3a
--- /dev/null
+++ b/common/debug.c
@@ -0,0 +1,9 @@
+#include <stdbool.h>
+#include "debug.h"
+
+
+bool debug_enable = false;
+bool debug_matrix = false;
+bool debug_keyboard = false;
+bool debug_mouse = false;
+
diff --git a/common/debug.h b/common/debug.h
index 230d3b3499..9cc8d882f3 100644
--- a/common/debug.h
+++ b/common/debug.h
@@ -18,19 +18,28 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #ifndef DEBUG_H
 #define DEBUG_H 1
 
+#include <stdbool.h>
 #include "print.h"
 
 
-#define debug(s)             if(debug_enable) print(s)
+#define debug(s)             if(debug_enable) print_P(PSTR(s))
 #define debug_hex(c)         if(debug_enable) phex(c)
 #define debug_hex16(i)       if(debug_enable) phex16(i)
 #define debug_bin(c)         if(debug_enable) pbin(c)
 #define debug_bin_reverse(c) if(debug_enable) pbin_reverse(c)
 
 
-bool debug_enable;
-bool debug_matrix;
-bool debug_keyboard;
-bool debug_mouse;
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+extern bool debug_enable;
+extern bool debug_matrix;
+extern bool debug_keyboard;
+extern bool debug_mouse;
+
+#ifdef __cplusplus
+}
+#endif
 
 #endif
diff --git a/common/host.h b/common/host.h
index 11b9aacd7c..26bf3c362f 100644
--- a/common/host.h
+++ b/common/host.h
@@ -23,6 +23,10 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #include "host_driver.h"
 
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 #ifdef NKRO_ENABLE
 extern bool keyboard_nkro;
 #endif
@@ -54,4 +58,8 @@ void host_mouse_send(report_mouse_t *report);
 void host_system_send(uint16_t data);
 void host_consumer_send(uint16_t data);
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif
diff --git a/common/keyboard.h b/common/keyboard.h
index 988dac36ed..51bf67379a 100644
--- a/common/keyboard.h
+++ b/common/keyboard.h
@@ -21,8 +21,14 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #include <stdint.h>
 
 
+#ifdef __cplusplus
+extern "C" {
+#endif
 void keyboard_init(void);
 void keyboard_proc(void);
 void keyboard_set_leds(uint8_t leds);
+#ifdef __cplusplus
+}
+#endif
 
 #endif
diff --git a/common/print.h b/common/print.h
index 686fa89acc..d55f5695dc 100644
--- a/common/print.h
+++ b/common/print.h
@@ -29,11 +29,17 @@
 #include <avr/pgmspace.h>
 
 
-extern bool print_enable;
-
+// avoid collision with arduino/Print.h
+#ifndef __cplusplus
 // this macro allows you to write print("some text") and
 // the string is automatically placed into flash memory :)
 #define print(s) print_P(PSTR(s))
+#endif
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+extern bool print_enable;
 
 void print_S(const char *s);
 void print_P(const char *s);
@@ -41,5 +47,8 @@ void phex(unsigned char c);
 void phex16(unsigned int i);
 void pbin(unsigned char c);
 void pbin_reverse(unsigned char c);
+#ifdef __cplusplus
+}
+#endif
 
 #endif
diff --git a/common/report.h b/common/report.h
index 45f5c0b881..a73e0aba18 100644
--- a/common/report.h
+++ b/common/report.h
@@ -78,6 +78,11 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #   define REPORT_KEYS 6
 #endif
 
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 typedef struct {
     uint8_t mods;
     uint8_t rserved;
@@ -92,4 +97,8 @@ typedef struct {
     int8_t h;
 } __attribute__ ((packed)) report_mouse_t;
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif
diff --git a/common/sendchar.h b/common/sendchar.h
index 7c81303c7a..7a64d00c7f 100644
--- a/common/sendchar.h
+++ b/common/sendchar.h
@@ -21,7 +21,15 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #include <stdint.h>
 
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 /* transmit a character.  return 0 on success, -1 on error. */
 int8_t sendchar(uint8_t c);
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif
diff --git a/common/timer.c b/common/timer.c
index 48a38c9b68..8b8d37e8b3 100644
--- a/common/timer.c
+++ b/common/timer.c
@@ -22,7 +22,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 
 // counter resolution 1ms
-volatile uint16_t timer_count = 0;
+volatile uint32_t timer_count = 0;
 
 void timer_init(void)
 {
@@ -59,7 +59,20 @@ void timer_clear(void)
 inline
 uint16_t timer_read(void)
 {
-    uint16_t t;
+    uint32_t t;
+
+    uint8_t sreg = SREG;
+    cli();
+    t = timer_count;
+    SREG = sreg;
+
+    return (t & 0xFFFF);
+}
+
+inline
+uint32_t timer_read32(void)
+{
+    uint32_t t;
 
     uint8_t sreg = SREG;
     cli();
@@ -72,14 +85,27 @@ uint16_t timer_read(void)
 inline
 uint16_t timer_elapsed(uint16_t last)
 {
-    uint16_t t;
+    uint32_t t;
+
+    uint8_t sreg = SREG;
+    cli();
+    t = timer_count;
+    SREG = sreg;
+
+    return TIMER_DIFF_16((t & 0xFFFF), last);
+}
+
+inline
+uint32_t timer_elapsed32(uint32_t last)
+{
+    uint32_t t;
 
     uint8_t sreg = SREG;
     cli();
     t = timer_count;
     SREG = sreg;
 
-    return TIMER_DIFF_MS(t, last);
+    return TIMER_DIFF_32(t, last);
 }
 
 // excecuted once per 1ms.(excess for just timer count?)
diff --git a/common/timer.h b/common/timer.h
index f9e8181e6f..6437473ff7 100644
--- a/common/timer.h
+++ b/common/timer.h
@@ -23,10 +23,12 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #ifndef TIMER_PRESCALER
 #   if F_CPU > 16000000
 #       define TIMER_PRESCALER      256
-#   elif F_CPU >= 4000000
+#   elif F_CPU > 2000000
 #       define TIMER_PRESCALER      64
-#   else
+#   elif F_CPU > 250000
 #       define TIMER_PRESCALER      8
+#   else
+#       define TIMER_PRESCALER      1
 #   endif
 #endif
 #define TIMER_RAW_FREQ      (F_CPU/TIMER_PRESCALER)
@@ -38,16 +40,28 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #endif
 
 #define TIMER_DIFF(a, b, max)   ((a) >= (b) ?  (a) - (b) : (max) - (b) + (a))
-#define TIMER_DIFF_RAW(a, b)    TIMER_DIFF(a, b, UINT8_MAX)
-#define TIMER_DIFF_MS(a, b)     TIMER_DIFF(a, b, UINT16_MAX)
+#define TIMER_DIFF_8(a, b)      TIMER_DIFF(a, b, UINT8_MAX)
+#define TIMER_DIFF_16(a, b)     TIMER_DIFF(a, b, UINT16_MAX)
+#define TIMER_DIFF_32(a, b)     TIMER_DIFF(a, b, UINT32_MAX)
+#define TIMER_DIFF_RAW(a, b)    TIMER_DIFF_8(a, b)
+
 
+#ifdef __cplusplus
+extern "C" {
+#endif
 
-extern volatile uint16_t timer_count;
+extern volatile uint32_t timer_count;
 
 
 void timer_init(void);
 void timer_clear(void);
 uint16_t timer_read(void);
+uint32_t timer_read32(void);
 uint16_t timer_elapsed(uint16_t last);
+uint32_t timer_elapsed32(uint32_t last);
+
+#ifdef __cplusplus
+}
+#endif
 
 #endif
diff --git a/common/usb_keycodes.h b/common/usb_keycodes.h
index 9b6cce1532..04b398fa2a 100644
--- a/common/usb_keycodes.h
+++ b/common/usb_keycodes.h
@@ -24,6 +24,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 
 #define IS_ERROR(code)           (KB_ROLL_OVER <= (code) && (code) <= KB_UNDEFINED)
+#define IS_ANY(code)             (KB_A         <= (code))
 #define IS_KEY(code)             (KB_A         <= (code) && (code) <= KB_EXSEL)
 #define IS_MOD(code)             (KB_LCTRL     <= (code) && (code) <= KB_RGUI)
 #define IS_FN(code)              (KB_FN0       <= (code) && (code) <= KB_FN7)
diff --git a/converter/usb_usb/Makefile b/converter/usb_usb/Makefile
new file mode 100644
index 0000000000..41a64e4643
--- /dev/null
+++ b/converter/usb_usb/Makefile
@@ -0,0 +1,130 @@
+#----------------------------------------------------------------------------
+# On command line:
+#
+# make all = Make software.
+#
+# make clean = Clean out built project files.
+#
+# make coff = Convert ELF to AVR COFF.
+#
+# make extcoff = Convert ELF to AVR Extended COFF.
+#
+# make program = Download the hex file to the device.
+#                Please customize your programmer settings(PROGRAM_CMD)
+#
+# make teensy = Download the hex file to the device, using teensy_loader_cli.
+#               (must have teensy_loader_cli installed).
+#
+# make dfu = Download the hex file to the device, using dfu-programmer (must
+#            have dfu-programmer installed).
+#
+# make flip = Download the hex file to the device, using Atmel FLIP (must
+#             have Atmel FLIP installed).
+#
+# make dfu-ee = Download the eeprom file to the device, using dfu-programmer
+#               (must have dfu-programmer installed).
+#
+# make flip-ee = Download the eeprom file to the device, using Atmel FLIP
+#                (must have Atmel FLIP installed).
+#
+# make debug = Start either simulavr or avarice as specified for debugging, 
+#              with avr-gdb or avr-insight as the front end for debugging.
+#
+# make filename.s = Just compile filename.c into the assembler code only.
+#
+# make filename.i = Create a preprocessed source file for use in submitting
+#                   bug reports to the GCC project.
+#
+# To rebuild project do "make clean" then "make all".
+#----------------------------------------------------------------------------
+
+# Target file name (without extension).
+TARGET = usb_usb
+
+TOP_DIR = ../..
+
+# Directory keyboard dependent files exist
+TARGET_DIR = .
+
+# MCU name
+MCU = atmega32u4
+
+
+# Processor frequency.
+#     This will define a symbol, F_CPU, in all source code files equal to the
+#     processor frequency in Hz. You can then use this symbol in your source code to
+#     calculate timings. Do NOT tack on a 'UL' at the end, this will be done
+#     automatically to create a 32-bit value in your source code.
+#
+#     This will be an integer division of F_USB below, as it is sourced by
+#     F_USB after it has run through any CPU prescalers. Note that this value
+#     does not *change* the processor frequency - it should merely be updated to
+#     reflect the processor speed set externally so that the code can use accurate
+#     software delays.
+F_CPU = 16000000
+
+
+
+#
+# LUFA specific
+#
+# Target architecture (see library "Board Types" documentation).
+ARCH = AVR8
+# Input clock frequency.
+#     This will define a symbol, F_USB, in all source code files equal to the
+#     input clock frequency (before any prescaling is performed) in Hz. This value may
+#     differ from F_CPU if prescaling is used on the latter, and is required as the
+#     raw input clock is fed directly to the PLL sections of the AVR for high speed
+#     clock generation for the USB and other AVR subsections. Do NOT tack on a 'UL'
+#     at the end, this will be done automatically to create a 32-bit value in your
+#     source code.
+#
+#     If no clock division is performed on the input clock inside the AVR (via the
+#     CPU clock adjust registers or the clock division fuses), this will be equal to F_CPU.
+F_USB = $(F_CPU)
+# Interrupt driven control endpoint task
+OPT_DEFS += -DINTERRUPT_CONTROL_ENDPOINT
+
+
+
+# Build Options
+#   comment out to disable the options.
+#
+MOUSEKEY_ENABLE = yes	# Mouse keys
+EXTRAKEY_ENABLE = yes	# Media control and System control
+CONSOLE_ENABLE = yes	# Console for debug
+#NKRO_ENABLE = yes	# USB Nkey Rollover
+
+# Boot Section Size in bytes
+#   Teensy halfKay   512
+#   Atmel DFU loader 4096
+#   LUFA bootloader  4096
+#OPT_DEFS += -DBOOT_SIZE=4096
+
+
+
+SRC =  \
+       keymap.c \
+       matrix.c \
+       led.c \
+       main.cpp
+
+CONFIG_H = config.h
+
+
+
+# Search Path
+VPATH += $(TARGET_DIR)
+VPATH += $(TOP_DIR)
+
+
+
+# program Leonardo
+PROGRAM_CMD = avrdude -p$(MCU) -cavr109 -P$(DEV) -b57600 -Uflash:w:$(TARGET).hex
+
+
+
+include $(TOP_DIR)/protocol/usb_hid.mk
+include $(TOP_DIR)/protocol/lufa.mk
+include $(TOP_DIR)/common.mk
+include $(TOP_DIR)/rules.mk
diff --git a/converter/usb_usb/config.h b/converter/usb_usb/config.h
new file mode 100644
index 0000000000..c2230fb570
--- /dev/null
+++ b/converter/usb_usb/config.h
@@ -0,0 +1,40 @@
+/*
+Copyright 2012 Jun Wako <wakojun@gmail.com>
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 2 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the