add error handling to ps2_mouse

[max/tmk_keyboard.git] / usb_mouse.c

diff --git a/usb_mouse.c b/usb_mouse.c
index 98292bdd849b556f7aab509176f02cc4b97467ca..319b65a1cb3b8dfa82254158c743633820025cef 100644 (file)
--- a/usb_mouse.c
+++ b/usb_mouse.c
@@ -5,40 +5,18 @@
 #include "debug.h"
 
 
-static bool is_sent = false;
+uint8_t usb_mouse_protocol=1;
 
-// which buttons are currently pressed
-uint8_t mouse_buttons=0;
 
-// protocol setting from the host.  We use exactly the same report
-// either way, so this variable only stores the setting since we
-// are required to be able to report which setting is in use.
-uint8_t mouse_protocol=1;
-
-
-// Set the mouse buttons.  To create a "click", 2 calls are needed,
-// one to push the button down and the second to release it
-int8_t usb_mouse_buttons(uint8_t left, uint8_t middle, uint8_t right)
-{
-       uint8_t mask=0;
-
-       if (left) mask |= 1;
-       if (middle) mask |= 4;
-       if (right) mask |= 2;
-       mouse_buttons = mask;
-       return usb_mouse_move(0, 0, 0, 0);
-}
-
-// Move the mouse.  x, y and wheel are -127 to 127.  Use 0 for no movement.
-int8_t usb_mouse_move(int8_t x, int8_t y, int8_t wheel, int8_t hwheel)
+int8_t usb_mouse_send(int8_t x, int8_t y, int8_t wheel_v, int8_t wheel_h, uint8_t buttons)
 {
        uint8_t intr_state, timeout;
 
        if (!usb_configured()) return -1;
        if (x == -128) x = -127;
        if (y == -128) y = -127;
-       if (wheel == -128) wheel = -127;
-       if (hwheel == -128) hwheel = -127;
+       if (wheel_v == -128) wheel_v = -127;
+       if (wheel_h == -128) wheel_h = -127;
        intr_state = SREG;
        cli();
        UENUM = MOUSE_ENDPOINT;
@@ -56,34 +34,25 @@ int8_t usb_mouse_move(int8_t x, int8_t y, int8_t wheel, int8_t hwheel)
                cli();
                UENUM = MOUSE_ENDPOINT;
        }
-       UEDATX = mouse_buttons;
+       UEDATX = buttons;
        UEDATX = x;
        UEDATX = y;
-        if (mouse_protocol) {
-            UEDATX = wheel;
-            UEDATX = hwheel;
+        if (usb_mouse_protocol) {
+            UEDATX = wheel_v;
+            UEDATX = wheel_h;
         }
         
        UEINTX = 0x3A;
        SREG = intr_state;
-        is_sent = true;
        return 0;
 }
 
-void usb_mouse_clear(void) {
-    is_sent = false;
-}
-
-bool usb_mouse_is_sent(void) {
-    return is_sent;
-}
-
-void usb_mouse_print(int8_t mouse_x, int8_t mouse_y, int8_t wheel_v, int8_t wheel_h) {
+void usb_mouse_print(int8_t x, int8_t y, int8_t wheel_v, int8_t wheel_h, uint8_t buttons) {
     if (!debug_mouse) return;
-    print("mouse btn|x y v h: ");
-    phex(mouse_buttons); print("|");
-    phex(mouse_x); print(" ");
-    phex(mouse_y); print(" ");
+    print("usb_mouse[btn|x y v h]: ");
+    phex(buttons); print("|");
+    phex(x); print(" ");
+    phex(y); print(" ");
     phex(wheel_v); print(" ");
     phex(wheel_h); print("\n");
 }