add horizontal mouse wheel

1 files changed, 71 insertions, 33 deletions

diff --git a/usb.c b/usb.c
index 347ed5700f..f5905f2ee4 100644
--- a/usb.c
+++ b/usb.c
@@ -150,32 +150,76 @@ static uint8_t PROGMEM keyboard_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)
-    0x05, 0x09,                     //   Usage Page (Button)
-    0x19, 0x01,                     //   Usage Minimum (Button #1)
-    0x29, 0x03,                     //   Usage Maximum (Button #3)
-    0x15, 0x00,                     //   Logical Minimum (0)
-    0x25, 0x01,                     //   Logical Maximum (1)
-    0x95, 0x03,                     //   Report Count (3)
-    0x75, 0x01,                     //   Report Size (1)
-    0x81, 0x02,                     //   Input (Data, Variable, Absolute)
-    0x95, 0x01,                     //   Report Count (1)
-    0x75, 0x05,                     //   Report Size (5)
-    0x81, 0x03,                     //   Input (Constant)
-    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, Variable, Relative)
-    0x09, 0x38,                     //   Usage (Wheel)
-    0x95, 0x01,                     //   Report Count (1),
-    0x81, 0x06,                     //   Input (Data, Variable, Relative)
-    0xC0                            // End Collection
+    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
 };
 
 static uint8_t PROGMEM debug_hid_report_desc[] = {
@@ -258,7 +302,7 @@ static uint8_t PROGMEM config1_descriptor[CONFIG1_DESC_SIZE] = {
 	5,					// bDescriptorType
 	MOUSE_ENDPOINT | 0x80,			// bEndpointAddress
 	0x03,					// bmAttributes (0x03=intr)
-	4, 0,					// wMaxPacketSize
+	MOUSE_SIZE, 0,				// wMaxPacketSize
 	1,					// bInterval
 
 	// interface descriptor, USB spec 9.6.5, page 267-269, Table 9-12
@@ -646,10 +690,8 @@ ISR(USB_COM_vect)
 		}
 		if (wIndex == MOUSE_INTERFACE) {
 			if (bmRequestType == 0xA1) {
-print("mouse: 0xA1\n");
 				if (bRequest == HID_GET_REPORT) {
                                     if (wValue == HID_REPORT_INPUT) {
-print("mouse: HID_GET_REPORT: input\n");
 					usb_wait_in_ready();
 					UEDATX = mouse_buttons;
 					UEDATX = 0;
@@ -659,7 +701,6 @@ print("mouse: HID_GET_REPORT: input\n");
 					return;
                                     }
                                     if (wValue == HID_REPORT_FEATURE) {
-print("mouse: HID_GET_REPORT: feature\n");
 					usb_wait_in_ready();
 					UEDATX = 0x05;
 					usb_send_in();
@@ -674,7 +715,6 @@ print("mouse: HID_GET_REPORT: feature\n");
 				}
 			}
 			if (bmRequestType == 0x21) {
-print("mouse: 0x21\n");
 				if (bRequest == HID_SET_PROTOCOL) {
 					mouse_protocol = wValue;
 					usb_send_in();
@@ -705,5 +745,3 @@ print("mouse: 0x21\n");
 	}
 	UECONX = (1<<STALLRQ) | (1<<EPEN);	// stall
 }
-
-