Added PS/2 multimeda key support.

HID Consumer page and System control are also supported now.
merged mediakey branch: d53a356cd2011b461843a5c7c1527a61692893c1

10 files changed, 446 insertions, 349 deletions

diff --git a/host.h b/host.h
index 7ba9dd43c2..7ddcafc0d4 100644
--- a/host.h
+++ b/host.h
@@ -7,7 +7,7 @@
 /* report id */
 #define REPORT_ID_MOUSE     1
 #define REPORT_ID_SYSTEM    2
-#define REPORT_ID_AUDIO     3
+#define REPORT_ID_CONSUMER  3
 
 /* keyboard Modifiers in boot protocol report */
 #define BIT_LCTRL   (1<<0)
@@ -30,15 +30,30 @@
 #define MOUSE_BTN4 (1<<3)
 #define MOUSE_BTN5 (1<<4)
 
-// Consumer Page(0x0C) Consumer Control(0x01)
-#define AUDIO_VOL_UP		(1<<0)
-#define AUDIO_VOL_DOWN		(1<<1)
-#define AUDIO_MUTE		(1<<2)
-
-// Generic Desktop Page(0x01) System Control(0x80)
-#define SYSTEM_POWER_DOWN	(1<<0)
-#define SYSTEM_SLEEP		(1<<1)
-#define SYSTEM_WAKE_UP		(1<<2)
+// Consumer Page(0x0C)
+#define AUDIO_MUTE              0x00E2
+#define AUDIO_VOL_UP            0x00E9
+#define AUDIO_VOL_DOWN          0x00EA
+#define TRANSPORT_NEXT_TRACK    0x00B5
+#define TRANSPORT_PREV_TRACK    0x00B6
+#define TRANSPORT_STOP          0x00B7
+#define TRANSPORT_PLAY_PAUSE    0x00CD
+#define AL_CC_CONFIG            0x0183
+#define AL_EMAIL                0x018A
+#define AL_CALCULATOR           0x0192
+#define AL_LOCAL_BROWSER        0x0194
+#define AC_SEARCH               0x0221
+#define AC_HOME                 0x0223
+#define AC_BACK                 0x0224
+#define AC_FORWARD              0x0225
+#define AC_STOP                 0x0226
+#define AC_REFRESH              0x0227
+#define AC_BOOKMARKS            0x022A
+
+// Generic Desktop Page(0x01)
+#define SYSTEM_POWER_DOWN       0x0081
+#define SYSTEM_SLEEP            0x0082
+#define SYSTEM_WAKE_UP          0x0083
 
 
 #if defined(HOST_PJRC)
@@ -94,8 +109,8 @@ void host_send_keyboard_report(void);
 void host_mouse_send(report_mouse_t *report);
 #endif
 #ifdef USB_EXTRA_ENABLE
-void host_system_send(uint8_t data);
-void host_audio_send(uint8_t data);
+void host_system_send(uint16_t data);
+void host_consumer_send(uint16_t data);
 #endif
 
 #endif
diff --git a/keyboard.c b/keyboard.c
index fd6e23042d..af17067350 100644
--- a/keyboard.c
+++ b/keyboard.c
@@ -31,6 +31,9 @@ void keyboard_init(void)
 void keyboard_proc(void)
 {
     uint8_t fn_bits = 0;
+#ifdef USB_EXTRA_ENABLE
+    uint16_t consumer_code = 0;
+#endif
 
     matrix_scan();
 
@@ -64,20 +67,8 @@ void keyboard_proc(void)
                 fn_bits |= FN_BIT(code);
             }
 #ifdef USB_EXTRA_ENABLE
-            // audio control & system control
-            else if (code == KB_MUTE) {
-                host_audio_send(AUDIO_MUTE);
-                _delay_ms(500);
-                host_audio_send(0);
-            } else if (code == KB_VOLU) {
-                host_audio_send(AUDIO_VOL_UP);
-                _delay_ms(200);
-                host_audio_send(0);
-            } else if (code == KB_VOLD) {
-                host_audio_send(AUDIO_VOL_DOWN);
-                _delay_ms(200);
-                host_audio_send(0);
-            } else if (code == KB_PWR) {
+            // System Control
+            else if (code == KB_SYSTEM_POWER) {
 #ifdef HOST_PJRC
                 if (suspend && remote_wakeup) {
                     usb_remote_wakeup();
@@ -87,7 +78,57 @@ void keyboard_proc(void)
 #else
                 host_system_send(SYSTEM_POWER_DOWN);
 #endif
-                _delay_ms(1000);
+                host_system_send(0);
+                _delay_ms(500);
+            } else if (code == KB_SYSTEM_SLEEP) {
+                host_system_send(SYSTEM_SLEEP);
+                host_system_send(0);
+                _delay_ms(500);
+            } else if (code == KB_SYSTEM_WAKE) {
+                host_system_send(SYSTEM_WAKE_UP);
+                host_system_send(0);
+                _delay_ms(500);
+            }
+            // Consumer Page
+            else if (code == KB_AUDIO_MUTE) {
+                consumer_code = AUDIO_MUTE;
+            } else if (code == KB_AUDIO_VOL_UP) {
+                consumer_code = AUDIO_VOL_UP;
+            } else if (code == KB_AUDIO_VOL_DOWN) {
+                consumer_code = AUDIO_VOL_DOWN;
+            }
+            else if (code == KB_MEDIA_NEXT_TRACK) {
+                consumer_code = TRANSPORT_NEXT_TRACK;
+            } else if (code == KB_MEDIA_PREV_TRACK) {
+                consumer_code = TRANSPORT_PREV_TRACK;
+            } else if (code == KB_MEDIA_STOP) {
+                consumer_code = TRANSPORT_STOP;
+            } else if (code == KB_MEDIA_PLAY_PAUSE) {
+                consumer_code = TRANSPORT_PLAY_PAUSE;
+            } else if (code == KB_MEDIA_SELECT) {
+                consumer_code = AL_CC_CONFIG;
+            }
+            else if (code == KB_MAIL) {
+                consumer_code = AL_EMAIL;
+            } else if (code == KB_CALCULATOR) {
+                consumer_code = AL_CALCULATOR;
+            } else if (code == KB_MY_COMPUTER) {
+                consumer_code = AL_LOCAL_BROWSER;
+            }
+            else if (code == KB_WWW_SEARCH) {
+                consumer_code = AC_SEARCH;
+            } else if (code == KB_WWW_HOME) {
+                consumer_code = AC_HOME;
+            } else if (code == KB_WWW_BACK) {
+                consumer_code = AC_BACK;
+            } else if (code == KB_WWW_FORWARD) {
+                consumer_code = AC_FORWARD;
+            } else if (code == KB_WWW_STOP) {
+                consumer_code = AC_STOP;
+            } else if (code == KB_WWW_REFRESH) {
+                consumer_code = AC_REFRESH;
+            } else if (code == KB_WWW_FAVORITES) {
+                consumer_code = AC_BOOKMARKS;
             }
 #endif
             else if (IS_KEY(code)) {
@@ -113,6 +154,9 @@ void keyboard_proc(void)
     // TODO: should send only when changed from last report
     if (matrix_is_modified()) {
         host_send_keyboard_report();
+#ifdef USB_EXTRA_ENABLE
+        host_consumer_send(consumer_code);
+#endif
 #ifdef DEBUG_LED
         // LED flash for debug
         DEBUG_LED_CONFIG;
diff --git a/pjrc/host.c b/pjrc/host.c
index 2a81e4c5ea..ee933ceed3 100644
--- a/pjrc/host.c
+++ b/pjrc/host.c
@@ -117,14 +117,18 @@ void host_mouse_send(report_mouse_t *report)
 #endif
 
 #ifdef USB_EXTRA_ENABLE
-void host_system_send(uint8_t data)
+void host_system_send(uint16_t data)
 {
     usb_extra_system_send(data);
 }
 
-void host_audio_send(uint8_t data)
+void host_consumer_send(uint16_t data)
 {
-    usb_extra_audio_send(data);
+    static uint16_t last_data = 0;
+    if (data == last_data) return;
+    last_data = data;
+
+    usb_extra_consumer_send(data);
 }
 #endif
 
diff --git a/pjrc/usb.c b/pjrc/usb.c
index 711c0e68a0..ea2e71b3d1 100755..100644
--- a/pjrc/usb.c
+++ b/pjrc/usb.c
@@ -219,76 +219,53 @@ static uint8_t PROGMEM keyboard2_hid_report_desc[] = {
 // http://www.keil.com/forum/15671/
 // http://www.microsoft.com/whdc/device/input/wheel.mspx
 static uint8_t PROGMEM mouse_hid_report_desc[] = {
-    0x05, 0x01,        // USAGE_PAGE (Generic Desktop)
-    0x09, 0x02,        // USAGE (Mouse)
-    0xa1, 0x01,        // COLLECTION (Application)
-    0x09, 0x02,        //   USAGE (Mouse)
-    0xa1, 0x02,        //   COLLECTION (Logical)
-    0x09, 0x01,        //     USAGE (Pointer)
-    0xa1, 0x00,        //     COLLECTION (Physical)
-                       // ------------------------------  Buttons
-    0x05, 0x09,        //       USAGE_PAGE (Button)
-    0x19, 0x01,        //       USAGE_MINIMUM (Button 1)
-    0x29, 0x05,        //       USAGE_MAXIMUM (Button 5)
-    0x15, 0x00,        //       LOGICAL_MINIMUM (0)
-    0x25, 0x01,        //       LOGICAL_MAXIMUM (1)
-    0x75, 0x01,        //       REPORT_SIZE (1)
-    0x95, 0x05,        //       REPORT_COUNT (5)
-    0x81, 0x02,        //       INPUT (Data,Var,Abs)
-                       // ------------------------------  Padding
-    0x75, 0x03,        //       REPORT_SIZE (3)
-    0x95, 0x01,        //       REPORT_COUNT (1)
-    0x81, 0x03,        //       INPUT (Cnst,Var,Abs)
-                       // ------------------------------  X,Y position
-    0x05, 0x01,        //       USAGE_PAGE (Generic Desktop)
-    0x09, 0x30,        //       USAGE (X)
-    0x09, 0x31,        //       USAGE (Y)
-    0x15, 0x81,        //       LOGICAL_MINIMUM (-127)
-    0x25, 0x7f,        //       LOGICAL_MAXIMUM (127)
-    0x75, 0x08,        //       REPORT_SIZE (8)
-    0x95, 0x02,        //       REPORT_COUNT (2)
-    0x81, 0x06,        //       INPUT (Data,Var,Rel)
-    0xa1, 0x02,        //       COLLECTION (Logical)
-                       // ------------------------------  Vertical wheel res multiplier
-    0x09, 0x48,        //         USAGE (Resolution Multiplier)
-    0x15, 0x00,        //         LOGICAL_MINIMUM (0)
-    0x25, 0x01,        //         LOGICAL_MAXIMUM (1)
-    0x35, 0x01,        //         PHYSICAL_MINIMUM (1)
-    0x45, 0x04,        //         PHYSICAL_MAXIMUM (4)
-    0x75, 0x02,        //         REPORT_SIZE (2)
-    0x95, 0x01,        //         REPORT_COUNT (1)
-    0xa4,              //         PUSH
-    0xb1, 0x02,        //         FEATURE (Data,Var,Abs)
-                       // ------------------------------  Vertical wheel
-    0x09, 0x38,        //         USAGE (Wheel)
-    0x15, 0x81,        //         LOGICAL_MINIMUM (-127)
-    0x25, 0x7f,        //         LOGICAL_MAXIMUM (127)
-    0x35, 0x00,        //         PHYSICAL_MINIMUM (0)        - reset physical
-    0x45, 0x00,        //         PHYSICAL_MAXIMUM (0)
-    0x75, 0x08,        //         REPORT_SIZE (8)
-    0x81, 0x06,        //         INPUT (Data,Var,Rel)
-    0xc0,              //       END_COLLECTION
-    0xa1, 0x02,        //       COLLECTION (Logical)
-                       // ------------------------------  Horizontal wheel res multiplier
-    0x09, 0x48,        //         USAGE (Resolution Multiplier)
-    0xb4,              //         POP
-    0xb1, 0x02,        //         FEATURE (Data,Var,Abs)
-                       // ------------------------------  Padding for Feature report
-    0x35, 0x00,        //         PHYSICAL_MINIMUM (0)        - reset physical
-    0x45, 0x00,        //         PHYSICAL_MAXIMUM (0)
-    0x75, 0x04,        //         REPORT_SIZE (4)
-    0xb1, 0x03,        //         FEATURE (Cnst,Var,Abs)
-                       // ------------------------------  Horizontal wheel
-    0x05, 0x0c,        //         USAGE_PAGE (Consumer Devices)
-    0x0a, 0x38, 0x02,  //         USAGE (AC Pan)
-    0x15, 0x81,        //         LOGICAL_MINIMUM (-127)
-    0x25, 0x7f,        //         LOGICAL_MAXIMUM (127)
-    0x75, 0x08,        //         REPORT_SIZE (8)
-    0x81, 0x06,        //         INPUT (Data,Var,Rel)
-    0xc0,              //       END_COLLECTION
-    0xc0,              //     END_COLLECTION
-    0xc0,              //   END_COLLECTION
-    0xc0               // END_COLLECTION
+    /* mouse */
+    0x05, 0x01,                    // USAGE_PAGE (Generic Desktop)
+    0x09, 0x02,                    // USAGE (Mouse)
+    0xa1, 0x01,                    // COLLECTION (Application)
+    //0x85, REPORT_ID_MOUSE,         //   REPORT_ID (1)
+    0x09, 0x01,                    //   USAGE (Pointer)
+    0xa1, 0x00,                    //   COLLECTION (Physical)
+                                   // ----------------------------  Buttons
+    0x05, 0x09,                    //     USAGE_PAGE (Button)
+    0x19, 0x01,                    //     USAGE_MINIMUM (Button 1)
+    0x29, 0x05,                    //     USAGE_MAXIMUM (Button 5)
+    0x15, 0x00,                    //     LOGICAL_MINIMUM (0)
+    0x25, 0x01,                    //     LOGICAL_MAXIMUM (1)
+    0x75, 0x01,                    //     REPORT_SIZE (1)
+    0x95, 0x05,                    //     REPORT_COUNT (5)
+    0x81, 0x02,                    //     INPUT (Data,Var,Abs)
+    0x75, 0x03,                    //     REPORT_SIZE (3)
+    0x95, 0x01,                    //     REPORT_COUNT (1)
+    0x81, 0x03,                    //     INPUT (Cnst,Var,Abs)
+                                   // ----------------------------  X,Y position
+    0x05, 0x01,                    //     USAGE_PAGE (Generic Desktop)
+    0x09, 0x30,                    //     USAGE (X)
+    0x09, 0x31,                    //     USAGE (Y)
+    0x15, 0x81,                    //     LOGICAL_MINIMUM (-127)
+    0x25, 0x7f,                    //     LOGICAL_MAXIMUM (127)
+    0x75, 0x08,                    //     REPORT_SIZE (8)
+    0x95, 0x02,                    //     REPORT_COUNT (2)
+    0x81, 0x06,                    //     INPUT (Data,Var,Rel)
+                                   // ----------------------------  Vertical wheel
+    0x09, 0x38,                    //     USAGE (Wheel)
+    0x15, 0x81,                    //     LOGICAL_MINIMUM (-127)
+    0x25, 0x7f,                    //     LOGICAL_MAXIMUM (127)
+    0x35, 0x00,                    //     PHYSICAL_MINIMUM (0)        - reset physical
+    0x45, 0x00,                    //     PHYSICAL_MAXIMUM (0)
+    0x75, 0x08,                    //     REPORT_SIZE (8)
+    0x95, 0x01,                    //     REPORT_COUNT (1)
+    0x81, 0x06,                    //     INPUT (Data,Var,Rel)
+                                   // ----------------------------  Horizontal wheel
+    0x05, 0x0c,                    //     USAGE_PAGE (Consumer Devices)
+    0x0a, 0x38, 0x02,              //     USAGE (AC Pan)
+    0x15, 0x81,                    //     LOGICAL_MINIMUM (-127)
+    0x25, 0x7f,                    //     LOGICAL_MAXIMUM (127)
+    0x75, 0x08,                    //     REPORT_SIZE (8)
+    0x95, 0x01,                    //     REPORT_COUNT (1)
+    0x81, 0x06,                    //     INPUT (Data,Var,Rel)
+    0xc0,                          //   END_COLLECTION
+    0xc0,                          // END_COLLECTION
 };
 #endif
 
@@ -309,38 +286,32 @@ static uint8_t PROGMEM debug_hid_report_desc[] = {
 // audio controls & system controls
 // http://www.microsoft.com/whdc/archive/w2kbd.mspx
 static uint8_t PROGMEM extra_hid_report_desc[] = {
+    /* system control */
+    0x05, 0x01,                    // USAGE_PAGE (Generic Desktop)
+    0x09, 0x80,                    // USAGE (System Control)
+    0xa1, 0x01,                    // COLLECTION (Application)
+    0x85, REPORT_ID_SYSTEM,        //   REPORT_ID (2)
+    0x15, 0x01,                    //   LOGICAL_MINIMUM (0x1)
+    0x25, 0xb7,                    //   LOGICAL_MAXIMUM (0xb7)
+    0x19, 0x01,                    //   USAGE_MINIMUM (0x1)
+    0x29, 0xb7,                    //   USAGE_MAXIMUM (0xb7)
+    0x75, 0x10,                    //   REPORT_SIZE (16)
+    0x95, 0x01,                    //   REPORT_COUNT (1)
+    0x81, 0x00,                    //   INPUT (Data,Array,Abs)
+    0xc0,                          // END_COLLECTION
+    /* consumer */
     0x05, 0x0c,                    // USAGE_PAGE (Consumer Devices)
     0x09, 0x01,                    // USAGE (Consumer Control)
     0xa1, 0x01,                    // COLLECTION (Application)
-    0x85, 0x01,                    //   REPORT_ID (1)
-    0x09, 0xe9,                    //   USAGE (Volume Up)
-    0x09, 0xea,                    //   USAGE (Volume Down)
-    0x15, 0x00,                    //   LOGICAL_MINIMUM (0)
-    0x25, 0x01,                    //   LOGICAL_MAXIMUM (1)
-    0x75, 0x01,                    //   REPORT_SIZE (1)
-    0x95, 0x02,                    //   REPORT_COUNT (2)
-    0x81, 0x02,                    //   INPUT (Data,Var,Abs)
-    0x09, 0xe2,                    //   USAGE (Mute)
-    0x15, 0x00,                    //   LOGICAL_MINIMUM (0)
-    0x25, 0x01,                    //   LOGICAL_MAXIMUM (1)
-    0x75, 0x01,                    //   REPORT_SIZE (1)
+    0x85, REPORT_ID_CONSUMER,      //   REPORT_ID (3)
+    0x15, 0x01,                    //   LOGICAL_MINIMUM (0x1)
+    0x26, 0x9c, 0x02,              //   LOGICAL_MAXIMUM (0x29c)
+    0x19, 0x01,                    //   USAGE_MINIMUM (0x1)
+    0x2a, 0x9c, 0x02,              //   USAGE_MAXIMUM (0x29c)
+    0x75, 0x10,                    //   REPORT_SIZE (16)
     0x95, 0x01,                    //   REPORT_COUNT (1)
-    0x81, 0x06,                    //   INPUT (Data,Var,Rel)
-    0x95, 0x05,                    //   REPORT_COUNT (5)
-    0x81, 0x07,                    //   INPUT (Cnst,Var,Abs)
+    0x81, 0x00,                    //   INPUT (Data,Array,Abs)
     0xc0,                          // END_COLLECTION
-
-    0x05, 0x01,                    // USAGE_PAGE (Generic Desktop)
-    0x09, 0x80,                    // USAGE (System Control)
-    0xa1, 0x01,                    // COLLECTION (Application)
-    0x85, 0x02,                    //   REPORT_ID (2)
-    0x19, 0x81,                    //   USAGE_MINIMUM (System Power Down)
-    0x29, 0x83,                    //   USAGE_MAXIMUM (System Wake Up)
-    0x95, 0x03,                    //   REPORT_COUNT (3)
-    0x81, 0x06,                    //   INPUT (Data,Var,Rel)
-    0x95, 0x05,                    //   REPORT_COUNT (5)
-    0x81, 0x07,                    //   INPUT (Cnst,Var,Rel)
-    0xc0                           // END_COLLECTION
 };
 #endif
 
diff --git a/pjrc/usb_extra.c b/pjrc/usb_extra.c
index 9bc0c3f5f3..670d01e932 100644
--- a/pjrc/usb_extra.c
+++ b/pjrc/usb_extra.c
@@ -1,8 +1,10 @@
+#include <util/delay.h>
 #include <avr/interrupt.h>
+#include "host.h"
 #include "usb_extra.h"
 
 
-int8_t usb_extra_send(uint8_t report_id, uint8_t bits)
+int8_t usb_extra_send(uint8_t report_id, uint16_t data)
 {
 	uint8_t intr_state, timeout;
 
@@ -26,19 +28,20 @@ int8_t usb_extra_send(uint8_t report_id, uint8_t bits)
 	}
 
 	UEDATX = report_id;
-	UEDATX = bits;
+        UEDATX = data&0xFF;
+        UEDATX = (data>>8)&0xFF;
 
 	UEINTX = 0x3A;
 	SREG = intr_state;
 	return 0;
 }
 
-int8_t usb_extra_audio_send(uint8_t bits)
+int8_t usb_extra_consumer_send(uint16_t bits)
 {
-	return usb_extra_send(1, bits);
+	return usb_extra_send(REPORT_ID_CONSUMER, bits);
 }
 
-int8_t usb_extra_system_send(uint8_t bits)
+int8_t usb_extra_system_send(uint16_t bits)
 {
-	return usb_extra_send(2, bits);
+	return usb_extra_send(REPORT_ID_SYSTEM, bits);
 }
diff --git a/pjrc/usb_extra.h b/pjrc/usb_extra.h
index d6f9e8ba0a..b9128314f6 100644
--- a/pjrc/usb_extra.h
+++ b/pjrc/usb_extra.h
@@ -13,22 +13,11 @@
 
 #define EXTRA_INTERFACE		3
 #define EXTRA_ENDPOINT		4
-#define EXTRA_SIZE		2
+#define EXTRA_SIZE		8
 #define EXTRA_BUFFER		EP_DOUBLE_BUFFER
 
 
-// Consumer Page(0x0C) Consumer Control(0x01)
-#define AUDIO_VOL_UP		(1<<0)
-#define AUDIO_VOL_DOWN		(1<<1)
-#define AUDIO_MUTE		(1<<2)
-
-// Generic Desktop Page(0x01) System Control(0x80)
-#define SYSTEM_POWER_DOWN	(1<<0)
-#define SYSTEM_SLEEP		(1<<1)
-#define SYSTEM_WAKE_UP		(1<<2)
-
-
-int8_t usb_extra_audio_send(uint8_t bits);
-int8_t usb_extra_system_send(uint8_t bits);
+int8_t usb_extra_consumer_send(uint16_t bits);
+int8_t usb_extra_system_send(uint16_t bits);
 
 #endif
diff --git a/ps2_usb/README b/ps2_usb/README
index f4f344c066..0fdeaf1df5 100644
--- a/ps2_usb/README
+++ b/ps2_usb/README
@@ -133,4 +133,34 @@ needs a bit of your effort at this time.
     ),
 
 
+Multimedia keys
+---------------
+Following lists PS/2 special keys supported by Windows.
+http://msdn.microsoft.com/en-us/windows/hardware/gg463372.aspx
+
+Key                         PS/2(Set2)      HID
+---------------------------------------------------
+System Power                E0 37           01 0081
+System Sleep                E0 3F           01 0082
+System Wake                 E0 5E           01 0083
+System Mute                 E0 23           0C 00E2
+Volume Up                   E0 32           0C 00E9
+Volume Down                 E0 21           0C 00EA
+Scan Next Track             E0 4D           0C 00B5
+Scan Previous Track         E0 15           0C 00B6
+Stop                        E0 3B           0C 00B7
+Play/Pause                  E0 34           0C 00CD
+Media Select                E0 50           0C 0183
+Mail                        E0 48           0C 018A
+Calculator                  E0 2B           0C 0192
+My Computer                 E0 40           0C 0194
+WWW Search                  E0 10           0C 0221
+WWW Home                    E0 3A           0C 0223
+WWW Back                    E0 38           0C 0224
+WWW Forward                 E0 30           0C 0225
+WWW Stop                    E0 28           0C 0226
+WWW Refresh                 E0 20           0C 0227
+WWW Favorites               E0 18           0C 022A
+
+
 EOF
diff --git a/ps2_usb/keymap.c b/ps2_usb/keymap.c
index 253351f697..7c5bddc9f9 100644
--- a/ps2_usb/keymap.c
+++ b/ps2_usb/keymap.c
@@ -13,15 +13,23 @@
 
 #define KEYCODE(layer, row, col) (pgm_read_byte(&keymaps[(layer)][(row)][(col)]))
 
-// Convert physical keyboard layout to matrix array.
-// This is a macro to define keymap easily in keyboard layout form.
-#define KEYMAP( \
-    K76,  K05,K06,K04,K0C, K03,K0B,K83,K0A, K01,K09,K78,K07, KFC,K7E,KFE,      KB7,KBF,KDE, \
+
+// The keymap is a 32*8 matrix which convert a PS/2 scancode into a USB keycode.
+// See matrix.c for the detail of matrix.
+#define KEYMAP_ALL( \
+    K76,K05,K06,K04,K0C,K03,K0B,K83,K0A,K01,K09,K78,K07,     KFC,K7E,KFE,                   \
     K0E,K16,K1E,K26,K25,K2E,K36,K3D,K3E,K46,K45,K4E,K55,K66, KF0,KEC,KFD,  K77,KCA,K7C,K7B, \
     K0D,K15,K1D,K24,K2D,K2C,K35,K3C,K43,K44,K4D,K54,K5B,K5D, KF1,KE9,KFA,  K6C,K75,K7D,     \
     K58,K1C,K1B,K23,K2B,K34,K33,K3B,K42,K4B,K4C,K52,    K5A,               K6B,K73,K74,K79, \
     K12,K1A,K22,K21,K2A,K32,K31,K3A,K41,K49,K4A,        K59,     KF5,      K69,K72,K7A,     \
-    K14,K9F,K11,        K29,                K91,KA7,KAF,K94, KEB,KF2,KF4,  K70,    K71,KDA  \
+    K14,K9F,K11,        K29,                K91,KA7,KAF,K94, KEB,KF2,KF4,  K70,    K71,KDA, \
+                                                                                            \
+    KB7, KBF, KDE,           /* System Power, Sleep, Wake */                                \
+    KA3, KB2, KA1,           /* Mute, Volume Up, Volume Down */                             \
+    KCD, K95, KBB, KB4, KD0, /* Next, Previous, Stop, Pause, Media Select */                \
+    KC8, KAB, KC0,           /* Mail, Calculator, My Computer */                            \
+    K90, KBA, KB8, KB0,      /* WWW Search, Home, Back, Forward */                          \
+    KA8, KA0, K98            /* WWW Stop, Refresh, Favorites */                             \
 ) { \
     { KB_NO,    KB_##K01, KB_NO,    KB_##K03, KB_##K04, KB_##K05, KB_##K06, KB_##K07 }, \
     { KB_NO,    KB_##K09, KB_##K0A, KB_##K0B, KB_##K0C, KB_##K0D, KB_##K0E, KB_NO    }, \
@@ -41,15 +49,15 @@
     { KB_##K78, KB_##K79, KB_##K7A, KB_##K7B, KB_##K7C, KB_##K7D, KB_##K7E, KB_NO    }, \
     { KB_NO,    KB_NO,    KB_NO,    KB_##K83, KB_NO,    KB_NO,    KB_NO,    KB_NO    }, \
     { KB_NO,    KB_NO,    KB_NO,    KB_NO,    KB_NO,    KB_NO,    KB_NO,    KB_NO    }, \
-    { KB_NO,    KB_##K91, KB_NO,    KB_NO,    KB_##K94, KB_NO,    KB_NO,    KB_NO    }, \
-    { KB_NO,    KB_NO,    KB_NO,    KB_NO,    KB_NO,    KB_NO,    KB_NO,    KB_##K9F }, \
-    { KB_NO,    KB_NO,    KB_NO,    KB_NO,    KB_NO,    KB_NO,    KB_NO,    KB_##KA7 }, \
-    { KB_NO,    KB_NO,    KB_NO,    KB_NO,    KB_NO,    KB_NO,    KB_NO,    KB_##KAF }, \
-    { KB_NO,    KB_NO,    KB_NO,    KB_NO,    KB_NO,    KB_NO,    KB_NO,    KB_##KB7 }, \
-    { KB_NO,    KB_NO,    KB_NO,    KB_NO,    KB_NO,    KB_NO,    KB_NO,    KB_##KBF }, \
-    { KB_NO,    KB_NO,    KB_NO,    KB_NO,    KB_NO,    KB_NO,    KB_NO,    KB_NO    }, \
-    { KB_NO,    KB_NO,    KB_##KCA, KB_NO,    KB_NO,    KB_NO,    KB_NO,    KB_NO    }, \
-    { KB_NO,    KB_NO,    KB_NO,    KB_NO,    KB_NO,    KB_NO,    KB_NO,    KB_NO    }, \
+    { KB_##K90, KB_##K91, KB_NO,    KB_NO,    KB_##K94, KB_##K95, KB_NO,    KB_NO    }, \
+    { KB_##K98, KB_NO,    KB_NO,    KB_NO,    KB_NO,    KB_NO,    KB_NO,    KB_##K9F }, \
+    { KB_##KA0, KB_##KA1, KB_NO,    KB_##KA3, KB_NO,    KB_NO,    KB_NO,    KB_##KA7 }, \
+    { KB_##KA8, KB_NO,    KB_NO,    KB_##KAB, KB_NO,    KB_NO,    KB_NO,    KB_##KAF }, \
+    { KB_##KB0, KB_NO,    KB_##KB2, KB_NO,    KB_##KB4, KB_NO,    KB_NO,    KB_##KB7 }, \
+    { KB_##KB8, KB_NO,    KB_##KBA, KB_##KBB, KB_NO,    KB_NO,    KB_NO,    KB_##KBF }, \
+    { KB_##KC0, KB_NO,    KB_NO,    KB_NO,    KB_NO,    KB_NO,    KB_NO,    KB_NO    }, \
+    { KB_##KC8, KB_NO,    KB_##KCA, KB_NO,    KB_NO,    KB_##KCD, KB_NO,    KB_NO    }, \
+    { KB_##KD0, KB_NO,    KB_NO,    KB_NO,    KB_NO,    KB_NO,    KB_NO,    KB_NO    }, \
     { KB_NO,    KB_NO,    KB_##KDA, KB_NO,    KB_NO,    KB_NO,    KB_##KDE, KB_NO    }, \
     { KB_NO,    KB_NO,    KB_NO,    KB_NO,    KB_NO,    KB_NO,    KB_NO,    KB_NO    }, \
     { KB_NO,    KB_##KE9, KB_NO,    KB_##KEB, KB_##KEC, KB_NO,    KB_NO,    KB_NO    }, \
@@ -57,6 +65,30 @@
     { KB_NO,    KB_NO,    KB_##KFA, KB_NO,    KB_##KFC, KB_##KFD, KB_##KFE, KB_NO    }, \
 }
 
+#define KEYMAP( \
+    K76,K05,K06,K04,K0C,K03,K0B,K83,K0A,K01,K09,K78,K07,     KFC,K7E,KFE,                   \
+    K0E,K16,K1E,K26,K25,K2E,K36,K3D,K3E,K46,K45,K4E,K55,K66, KF0,KEC,KFD,  K77,KCA,K7C,K7B, \
+    K0D,K15,K1D,K24,K2D,K2C,K35,K3C,K43,K44,K4D,K54,K5B,K5D, KF1,KE9,KFA,  K6C,K75,K7D,     \
+    K58,K1C,K1B,K23,K2B,K34,K33,K3B,K42,K4B,K4C,K52,    K5A,               K6B,K73,K74,K79, \
+    K12,K1A,K22,K21,K2A,K32,K31,K3A,K41,K49,K4A,        K59,     KF5,      K69,K72,K7A,     \
+    K14,K9F,K11,        K29,                K91,KA7,KAF,K94, KEB,KF2,KF4,  K70,    K71,KDA  \
+) \
+KEYMAP_ALL( \
+    K76,K05,K06,K04,K0C,K03,K0B,K83,K0A,K01,K09,K78,K07,     KFC,K7E,KFE,                   \
+    K0E,K16,K1E,K26,K25,K2E,K36,K3D,K3E,K46,K45,K4E,K55,K66, KF0,KEC,KFD,  K77,KCA,K7C,K7B, \
+    K0D,K15,K1D,K24,K2D,K2C,K35,K3C,K43,K44,K4D,K54,K5B,K5D, KF1,KE9,KFA,  K6C,K75,K7D,     \
+    K58,K1C,K1B,K23,K2B,K34,K33,K3B,K42,K4B,K4C,K52,    K5A,               K6B,K73,K74,K79, \
+    K12,K1A,K22,K21,K2A,K32,K31,K3A,K41,K49,K4A,        K59,     KF5,      K69,K72,K7A,     \
+    K14,K9F,K11,        K29,                K91,KA7,KAF,K94, KEB,KF2,KF4,  K70,    K71,KDA, \
+                                                                                            \
+    SYSTEM_POWER, SYSTEM_SLEEP, SYSTEM_WAKE,                                                \
+    AUDIO_MUTE, AUDIO_VOL_UP, AUDIO_VOL_DOWN,                                               \
+    MEDIA_NEXT_TRACK, MEDIA_PREV_TRACK, MEDIA_STOP, MEDIA_PLAY_PAUSE, MEDIA_SELECT,         \
+    MAIL, CALCULATOR, MY_COMPUTER,                                                          \
+    WWW_SEARCH, WWW_HOME, WWW_BACK, WWW_FORWARD,                                            \
+    WWW_STOP, WWW_REFRESH, WWW_FAVORITES                                                    \
+)
+
 
 // Assign Fn key(0-7) to a layer to which switch with the Fn key pressed.
 static const uint8_t PROGMEM fn_layer[] = {
@@ -102,61 +134,67 @@ static const uint8_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
      */
     /* 0: default */
     KEYMAP(
-    ESC, F1,  F2,  F3,  F4,  F5,  F6,  F7,  F8,  F9,  F10, F11, F12,           PSCR,SLCK,BRK,          PWR, F13, F14,
+    ESC, F1,  F2,  F3,  F4,  F5,  F6,  F7,  F8,  F9,  F10, F11, F12,           PSCR,SLCK,BRK,
     GRV, 1,   2,   3,   4,   5,   6,   7,   8,   9,   0,   MINS,EQL, BSPC,     INS, HOME,PGUP,    NLCK,PSLS,PAST,PMNS,
     TAB, Q,   W,   E,   R,   T,   Y,   U,   I,   O,   P,   LBRC,RBRC,BSLS,     DEL, END, PGDN,    P7,  P8,  P9,
     CAPS,FN2, S,   D,   F,   G,   H,   J,   K,   L,   FN0, QUOT,     ENT,                         P4,  P5,  P6,  PPLS,
     LSFT,Z,   X,   C,   V,   B,   N,   M,   COMM,DOT, FN1,           RSFT,          UP,           P1,  P2,  P3,
     LCTL,LGUI,LALT,          SPC,                     RALT,RGUI,APP, RCTL,     LEFT,DOWN,RGHT,    P0,       PDOT,PENT
     ),
+
     /* 1: plain Qwerty without layer switching */
     KEYMAP(
-    ESC, F1,  F2,  F3,  F4,  F5,  F6,  F7,  F8,  F9,  F10, F11, F12,           PSCR,SLCK,BRK,          PWR, F13, F14,
+    ESC, F1,  F2,  F3,  F4,  F5,  F6,  F7,  F8,  F9,  F10, F11, F12,           PSCR,SLCK,BRK,
     GRV, 1,   2,   3,   4,   5,   6,   7,   8,   9,   0,   MINS,EQL, BSPC,     INS, HOME,PGUP,    NLCK,PSLS,PAST,PMNS,
     TAB, Q,   W,   E,   R,   T,   Y,   U,   I,   O,   P,   LBRC,RBRC,BSLS,     DEL, END, PGDN,    P7,  P8,  P9,
     CAPS,A,   S,   D,   F,   G,   H,   J,   K,   L,   SCLN,QUOT,     ENT,                         P4,  P5,  P6,  PPLS,
     LSFT,Z,   X,   C,   V,   B,   N,   M,   COMM,DOT, SLSH,          RSFT,          UP,           P1,  P2,  P3,
     LCTL,LGUI,LALT,          SPC,                     RALT,RGUI,APP, RCTL,     LEFT,DOWN,RGHT,    P0,       PDOT,PENT
     ),
+
     /* 2: Colemak http://colemak.com */
     KEYMAP(
-    ESC, F1,  F2,  F3,  F4,  F5,  F6,  F7,  F8,  F9,  F10, F11, F12,           PSCR,SLCK,BRK,          PWR, F13, F14,
+    ESC, F1,  F2,  F3,  F4,  F5,  F6,  F7,  F8,  F9,  F10, F11, F12,           PSCR,SLCK,BRK,
     GRV, 1,   2,   3,   4,   5,   6,   7,   8,   9,   0,   MINS,EQL, BSPC,     INS, HOME,PGUP,    NLCK,PSLS,PAST,PMNS,
     TAB, Q,   W,   F,   P,   G,   J,   L,   U,   Y,   SCLN,LBRC,RBRC,BSLS,     DEL, END, PGDN,    P7,  P8,  P9,
     BSPC,A,   R,   S,   T,   D,   H,   N,   E,   I,   O,   QUOT,     ENT,                         P4,  P5,  P6,  PPLS,
     LSFT,Z,   X,   C,   V,   B,   K,   M,   COMM,DOT, SLSH,          RSFT,          UP,           P1,  P2,  P3,
     LCTL,LGUI,LALT,          SPC,                     RALT,RGUI,APP, RCTL,     LEFT,DOWN,RGHT,    P0,       PDOT,PENT
     ),
+
     /* 3: Dvorak http://en.wikipedia.org/wiki/Dvorak_Simplified_Keyboard */
     KEYMAP(
-    ESC, F1,  F2,  F3,  F4,  F5,  F6,  F7,  F8,  F9,  F10, F11, F12,           PSCR,SLCK,BRK,          PWR, F13, F14,
+    ESC, F1,  F2,  F3,  F4,  F5,  F6,  F7,  F8,  F9,  F10, F11, F12,           PSCR,SLCK,BRK,
     GRV, 1,   2,   3,   4,   5,   6,   7,   8,   9,   0,   LBRC,RBRC,BSPC,     INS, HOME,PGUP,    NLCK,PSLS,PAST,PMNS,
     TAB, QUOT,COMM,DOT, P,   Y,   F,   G,   C,   R,   L,   SLSH,EQL, BSLS,     DEL, END, PGDN,    P7,  P8,  P9,
     CAPS,A,   O,   E,   U,   I,   D,   H,   T,   N,   S,   MINS,     ENT,                         P4,  P5,  P6,  PPLS,
     LSFT,SCLN,Q,   J,   K,   X,   B,   M,   W,   V,   Z,             RSFT,          UP,           P1,  P2,  P3,
     LCTL,LGUI,LALT,          SPC,                     RALT,RGUI,APP, RCTL,     LEFT,DOWN,RGHT,    P0,       PDOT,PENT
     ),
+
     /* 4: Workman http://viralintrospection.wordpress.com/2010/09/06/a-different-philosophy-in-designing-keyboard-layouts/ */
     KEYMAP(
-    ESC, F1,  F2,  F3,  F4,  F5,  F6,  F7,  F8,  F9,  F10, F11, F12,           PSCR,SLCK,BRK,          PWR, F13, F14,
+    ESC, F1,  F2,  F3,  F4,  F5,  F6,  F7,  F8,  F9,  F10, F11, F12,           PSCR,SLCK,BRK,
     GRV, 1,   2,   3,   4,   5,   6,   7,   8,   9,   0,   MINS,EQL, BSPC,     INS, HOME,PGUP,    NLCK,PSLS,PAST,PMNS,
     TAB, Q,   D,   R,   W,   B,   J,   F,   U,   P,   SCLN,LBRC,RBRC,BSLS,     DEL, END, PGDN,    P7,  P8,  P9,
     BSPC,A,   S,   H,   T,   G,   Y,   N,   E,   O,   I,   QUOT,     ENT,                         P4,  P5,  P6,  PPLS,
     LSFT,Z,   X,   M,   C,   V,   K,   L,   COMM,DOT, SLSH,          RSFT,          UP,           P1,  P2,  P3,
     LCTL,LGUI,LALT,          SPC,                     RALT,RGUI,APP, RCTL,     LEFT,DOWN,RGHT,    P0,       PDOT,PENT
     ),
+
     /* 5: Mouse keys */
     KEYMAP(
-    ESC, F1,  F2,  F3,  F4,  F5,  F6,  F7,  F8,  F9,  F10, F11, F12,           PSCR,SLCK,BRK,          PWR, F13, F14,
+    ESC, F1,  F2,  F3,  F4,  F5,  F6,  F7,  F8,  F9,  F10, F11, F12,           PSCR,SLCK,BRK,
     ESC, F1,  F2,  F3,  F4,  F5,  F6,  F7,  F8,  F8,  F10, F11, F12, BSPC,     INS, HOME,PGUP,    NLCK,PSLS,PAST,PMNS,
     TAB, WH_L,WH_D,MS_U,WH_U,WH_R,WH_L,WH_D,WH_U,WH_R,NO,  NO,  NO,  BSLS,     DEL, END, PGDN,    P7,  P8,  P9,
     CAPS,FN2, MS_L,MS_D,MS_R,NO,  MS_L,MS_D,MS_U,MS_R,FN0, NO,       ENT,                         P4,  P5,  P6,  PPLS,
     LSFT,VOLD,VOLU,MUTE,BTN2,BTN3,BTN2,BTN1,VOLD,VOLU,MUTE,          RSFT,          UP,           P1,  P2,  P3,
     LCTL,LGUI,LALT,          BTN1,                    RALT,RGUI,APP, RCTL,     LEFT,DOWN,RGHT,    P0,       PDOT,PENT
     ),
+
     /* 6: Cursor keys */
     KEYMAP(
-    ESC, F1,  F2,  F3,  F4,  F5,  F6,  F7,  F8,  F9,  F10, F11, F12,           PSCR,SLCK,BRK,          PWR, F13, F14,
+    ESC, F1,  F2,  F3,  F4,  F5,  F6,  F7,  F8,  F9,  F10, F11, F12,           PSCR,SLCK,BRK,
     ESC, F1,  F2,  F3,  F4,  F5,  F6,  F7,  F8,  F8,  F10, F11, F12, BSPC,     INS, HOME,PGUP,    NLCK,PSLS,PAST,PMNS,
     TAB, NO,  NO,  NO,  NO,  NO,  HOME,PGDN,PGUP,END, NO,  NO,  NO,  BSLS,     DEL, END, PGDN,    P7,  P8,  P9,
     CAPS,NO,  NO,  NO,  NO,  NO,  LEFT,DOWN,UP,  RGHT,NO,  NO,       ENT,                         P4,  P5,  P6,  PPLS,
diff --git a/usb_keycodes.h b/usb_keycodes.h
index dc6f2693b6..bdec953910 100644
--- a/usb_keycodes.h
+++ b/usb_keycodes.h
@@ -1,43 +1,13 @@
 /* 
  * Key codes from HID Keyboard/Keypad Page
  * http://www.usb.org/developers/devclass_docs/Hut1_12.pdf
- *
- * Based on Keyboard Upgrade v0.3.0 http://github.com/rhomann/kbupgrade
- */
-/*
- * Keyboard Upgrade -- Firmware for homebrew computer keyboard controllers.
- * Copyright (C) 2009  Robert Homann
- *
- * Based on RUMP (http://mg8.org/rump/), Copyright (C) 2008  Chris Lee
- *
- * Based on c64key (http://symlink.dk/projects/c64key/),
- * Copyright (C) 2006-2007  Mikkel Holm Olsen
- *
- * Based on HID-Test by Christian Starkjohann, Objective Development
- *
- * This file is part of the Keyboard Upgrade package.
- *
- * 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
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with the Keyboard Upgrade package; if not, write to the
- * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
- * MA  02110-1301  USA
  */
 #ifndef USB_KEYCODES_H
 #define USB_KEYCODES_H
 
 
 #define IS_ERROR(code)           (KB_ROLL_OVER <= (code) && (code) <= KB_UNDEFINED)
-#define IS_KEY(code)             (KB_A         <= (code) && (code) <= KB_KP_HEXADECIMAL)
+#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)
 #define IS_MOUSEKEY(code)        (KB_MS_UP     <= (code) && (code) <= KB_MS_WH_RIGHT)
@@ -49,9 +19,7 @@
 #define FN_BIT(code)  (1<<((code) - KB_FN0))
 
 
-//
-// Short names
-//
+/* Short names */
 #define KB_LCTL KB_LCTRL
 #define KB_RCTL KB_RCTRL
 #define KB_LSFT KB_LSHIFT
@@ -79,20 +47,17 @@
 #define KB_SLSH KB_SLASH
 #define KB_SCLN KB_SCOLON
 #define KB_QUOT KB_QUOTE
-#define KB_PWR  KB_POWER
-#define KB_VOLU KB_VOLUP
-#define KB_VOLD KB_VOLDOWN
 #define KB_APP  KB_APPLICATION
 #define KB_NUHS KB_NONUS_HASH
 #define KB_NUBS KB_NONUS_BSLASH
-// for Japanese
+/* for Japanese */
 #define KB_RO   KB_INT1
 #define KB_KANA KB_INT2
 #define KB_JYEN KB_INT3
 #define KB_HENK KB_INT4
 #define KB_MHEN KB_INT5
 #define KB_ZEHA KB_GRAVE
-// Keypad
+/* Keypad */
 #define KB_P1   KB_KP_1
 #define KB_P2   KB_KP_2
 #define KB_P3   KB_KP_3
@@ -110,7 +75,7 @@
 #define KB_PPLS KB_KP_PLUS
 #define KB_PEQL KB_KP_EQUAL
 #define KB_PENT KB_KP_ENTER
-// Mousekey
+/* Mousekey */
 #define KB_MS_U KB_MS_UP
 #define KB_MS_D KB_MS_DOWN
 #define KB_MS_L KB_MS_LEFT
@@ -124,7 +89,68 @@
 #define KB_WH_D KB_MS_WH_DOWN
 #define KB_WH_L KB_MS_WH_LEFT
 #define KB_WH_R KB_MS_WH_RIGHT
+/* Sytem Control & Consumer usage */
+#define KB_PWR  KB_SYSTEM_POWER
+#define KB_MUTE KB_AUDIO_MUTE
+#define KB_VOLU KB_AUDIO_VOL_UP
+#define KB_VOLD KB_AUDIO_VOL_DOWN
+
+
+/* Special keycode */
+enum special_keycodes {
+    /* System Control */
+    KB_SYSTEM_POWER = 0xB0,
+    KB_SYSTEM_SLEEP,
+    KB_SYSTEM_WAKE,
 
+    /* Consumer Page */
+    KB_AUDIO_MUTE,
+    KB_AUDIO_VOL_UP,
+    KB_AUDIO_VOL_DOWN,
+    KB_MEDIA_NEXT_TRACK,
+    KB_MEDIA_PREV_TRACK,
+    KB_MEDIA_STOP,
+    KB_MEDIA_PLAY_PAUSE,
+    KB_MEDIA_SELECT,
+    KB_MAIL,
+    KB_CALCULATOR,
+    KB_MY_COMPUTER,
+    KB_WWW_SEARCH,
+    KB_WWW_HOME,
+    KB_WWW_BACK,        /* 0xC0 */
+    KB_WWW_FORWARD,
+    KB_WWW_STOP,
+    KB_WWW_REFRESH,
+    KB_WWW_FAVORITES,
+
+    /* reserve 0xE0-E7 for Modifiers */
+
+    /* Layer Switching */
+    KB_FN0 = 0xE8,
+    KB_FN1,
+    KB_FN2,
+    KB_FN3,
+    KB_FN4,
+    KB_FN5,
+    K