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Diffstat (limited to 'tmk_core/protocol/pjrc/usb_mouse.c')
-rw-r--r--tmk_core/protocol/pjrc/usb_mouse.c88
1 files changed, 45 insertions, 43 deletions
diff --git a/tmk_core/protocol/pjrc/usb_mouse.c b/tmk_core/protocol/pjrc/usb_mouse.c
index d81db756f..9e3639571 100644
--- a/tmk_core/protocol/pjrc/usb_mouse.c
+++ b/tmk_core/protocol/pjrc/usb_mouse.c
@@ -27,55 +27,57 @@
#include "print.h"
#include "debug.h"
+uint8_t usb_mouse_protocol = 1;
-uint8_t usb_mouse_protocol=1;
+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_v == -128) wheel_v = -127;
+ if (wheel_h == -128) wheel_h = -127;
+ intr_state = SREG;
+ cli();
+ UENUM = MOUSE_ENDPOINT;
+ timeout = UDFNUML + 50;
+ while (1) {
+ // are we ready to transmit?
+ if (UEINTX & (1 << RWAL)) break;
+ SREG = intr_state;
+ // has the USB gone offline?
+ if (!usb_configured()) return -1;
+ // have we waited too long?
+ if (UDFNUML == timeout) return -1;
+ // get ready to try checking again
+ intr_state = SREG;
+ cli();
+ UENUM = MOUSE_ENDPOINT;
+ }
+ UEDATX = buttons;
+ UEDATX = x;
+ UEDATX = y;
+ if (usb_mouse_protocol) {
+ UEDATX = wheel_v;
+ UEDATX = wheel_h;
+ }
-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_v == -128) wheel_v = -127;
- if (wheel_h == -128) wheel_h = -127;
- intr_state = SREG;
- cli();
- UENUM = MOUSE_ENDPOINT;
- timeout = UDFNUML + 50;
- while (1) {
- // are we ready to transmit?
- if (UEINTX & (1<<RWAL)) break;
- SREG = intr_state;
- // has the USB gone offline?
- if (!usb_configured()) return -1;
- // have we waited too long?
- if (UDFNUML == timeout) return -1;
- // get ready to try checking again
- intr_state = SREG;
- cli();
- UENUM = MOUSE_ENDPOINT;
- }
- UEDATX = buttons;
- UEDATX = x;
- UEDATX = y;
- if (usb_mouse_protocol) {
- UEDATX = wheel_v;
- UEDATX = wheel_h;
- }
-
- UEINTX = 0x3A;
- SREG = intr_state;
- return 0;
+ UEINTX = 0x3A;
+ SREG = intr_state;
+ return 0;
}
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("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");
+ phex(buttons);
+ print("|");
+ phex(x);
+ print(" ");
+ phex(y);
+ print(" ");
+ phex(wheel_v);
+ print(" ");
+ phex(wheel_h);
+ print("\n");
}