diff --git a/common/action.c b/common/action.c
index f7ae85b9..485abf81 100644
--- a/common/action.c
+++ b/common/action.c
@@ -485,12 +485,6 @@ void clear_keyboard_but_mods(void)
#endif
}
-bool sending_anykey(void)
-{
- return (has_anykey() || host_mouse_in_use() ||
- host_last_sysytem_report() || host_last_consumer_report());
-}
-
bool is_tap_key(key_t key)
{
action_t action = layer_switch_get_action(key);
diff --git a/common/action.h b/common/action.h
index d57f4a86..077711c2 100644
--- a/common/action.h
+++ b/common/action.h
@@ -64,7 +64,6 @@ void unregister_mods(uint8_t mods);
//void set_mods(uint8_t mods);
void clear_keyboard(void);
void clear_keyboard_but_mods(void);
-bool sending_anykey(void);
void layer_switch(uint8_t new_layer);
bool is_tap_key(key_t key);
diff --git a/common/host.c b/common/host.c
index 0703dba0..1eafef75 100644
--- a/common/host.c
+++ b/common/host.c
@@ -27,9 +27,6 @@ along with this program. If not, see .
bool keyboard_nkro = false;
#endif
-report_mouse_t mouse_report = {};
-
-
static host_driver_t *driver;
static uint16_t last_system_report = 0;
static uint16_t last_consumer_report = 0;
@@ -89,11 +86,6 @@ void host_consumer_send(uint16_t report)
(*driver->send_consumer)(report);
}
-uint8_t host_mouse_in_use(void)
-{
- return (mouse_report.buttons | mouse_report.x | mouse_report.y | mouse_report.v | mouse_report.h);
-}
-
uint16_t host_last_sysytem_report(void)
{
return last_system_report;
diff --git a/common/host.h b/common/host.h
index c1a0fbac..8ff26298 100644
--- a/common/host.h
+++ b/common/host.h
@@ -32,9 +32,6 @@ extern "C" {
extern bool keyboard_nkro;
#endif
-/* report */
-extern report_mouse_t mouse_report;
-
/* host driver */
void host_set_driver(host_driver_t *driver);
@@ -47,9 +44,6 @@ void host_mouse_send(report_mouse_t *report);
void host_system_send(uint16_t data);
void host_consumer_send(uint16_t data);
-/* mouse report utils */
-uint8_t host_mouse_in_use(void);
-
uint16_t host_last_sysytem_report(void);
uint16_t host_last_consumer_report(void);
diff --git a/common/keyboard.c b/common/keyboard.c
index 63a58b21..2b66f20a 100644
--- a/common/keyboard.c
+++ b/common/keyboard.c
@@ -123,9 +123,7 @@ MATRIX_LOOP_END:
#endif
#ifdef PS2_MOUSE_ENABLE
- if (ps2_mouse_read() == 0) {
- ps2_mouse_usb_send();
- }
+ ps2_mouse_task();
#endif
// update LED
diff --git a/common/mousekey.c b/common/mousekey.c
index 3068fc5e..017be941 100644
--- a/common/mousekey.c
+++ b/common/mousekey.c
@@ -26,6 +26,7 @@ along with this program. If not, see .
+static report_mouse_t mouse_report = {};
static uint8_t mousekey_repeat = 0;
static uint8_t mousekey_accel = 0;
diff --git a/protocol/ps2_mouse.c b/protocol/ps2_mouse.c
index 5e0b3657..ff730196 100644
--- a/protocol/ps2_mouse.c
+++ b/protocol/ps2_mouse.c
@@ -20,7 +20,8 @@ along with this program. If not, see .
#include
#include "ps2.h"
#include "ps2_mouse.h"
-#include "usb_mouse.h"
+#include "report.h"
+#include "host.h"
#define PS2_MOUSE_DEBUG
#ifdef PS2_MOUSE_DEBUG
@@ -33,20 +34,17 @@ along with this program. If not, see .
#endif
-bool ps2_mouse_enable = true;
-uint8_t ps2_mouse_x = 0;
-uint8_t ps2_mouse_y = 0;
-uint8_t ps2_mouse_btn = 0;
-uint8_t ps2_mouse_error_count = 0;
-
-static uint8_t ps2_mouse_btn_prev = 0;
+static report_mouse_t mouse_report = {};
+static void ps2_mouse_print_raw_data(void);
+static void ps2_mouse_print_usb_data(void);
+
+
+/* supports only 3 button mouse at this time */
uint8_t ps2_mouse_init(void) {
uint8_t rcv;
- if (!ps2_mouse_enable) return 1;
-
ps2_host_init();
_delay_ms(1000); // wait for powering up
@@ -79,85 +77,119 @@ uint8_t ps2_mouse_init(void) {
return 0;
}
-uint8_t ps2_mouse_read(void)
-{
- uint8_t rcv;
-
- if (!ps2_mouse_enable) return 1;
-
- rcv = ps2_host_send(0xEB);
-
- if(rcv==0xFA) {
- ps2_mouse_btn = ps2_host_recv_response();
- ps2_mouse_x = ps2_host_recv_response();
- ps2_mouse_y = ps2_host_recv_response();
- }
- return 0;
-}
-
-bool ps2_mouse_changed(void)
-{
- return (ps2_mouse_x || ps2_mouse_y || (ps2_mouse_btn & PS2_MOUSE_BTN_MASK) != ps2_mouse_btn_prev);
-}
-
+/* scroll support
+ * TODO: should be build option
+ */
#define PS2_MOUSE_SCROLL_BUTTON 0x04
-void ps2_mouse_usb_send(void)
+#define X_IS_NEG (mouse_report.buttons & (1< USB(-127/127)
- if (ps2_mouse_btn & (1< 128 ? (int8_t)ps2_mouse_x : -127;
- else
- x = ps2_mouse_x < 128 ? (int8_t)ps2_mouse_x : 127;
-
- if (ps2_mouse_btn & (1< 128 ? (int8_t)ps2_mouse_y : -127;
- else
- y = ps2_mouse_y < 128 ? (int8_t)ps2_mouse_y : 127;
-
- // Y is needed to reverse
- y = -y;
-
- if (ps2_mouse_btn & PS2_MOUSE_SCROLL_BUTTON) {
- // scroll
- if (x > 0 || x < 0) h = (x > 64 ? 64 : (x < -64 ? -64 :x));
- if (y > 0 || y < 0) v = (y > 64 ? 64 : (y < -64 ? -64 :y));
- if (h || v) {
- scrolled = true;
- usb_mouse_send(0,0, -v/16, h/16, 0);
- _delay_ms(100);
- }
- } else if (!scrolled && (ps2_mouse_btn_prev & PS2_MOUSE_SCROLL_BUTTON)) {
- usb_mouse_send(0,0,0,0, PS2_MOUSE_SCROLL_BUTTON);
- _delay_ms(100);
- usb_mouse_send(0,0,0,0, 0);
- } else {
- scrolled = false;
- usb_mouse_send(x, y, 0, 0, ps2_mouse_btn & PS2_MOUSE_BTN_MASK);
- }
-
- ps2_mouse_btn_prev = (ps2_mouse_btn & PS2_MOUSE_BTN_MASK);
- ps2_mouse_print();
+ /* receives packet from mouse */
+ uint8_t rcv;
+ rcv = ps2_host_send(PS2_MOUSE_READ_DATA);
+ if (rcv == PS2_ACK) {
+ mouse_report.buttons = ps2_host_recv_response();
+ mouse_report.x = ps2_host_recv_response();
+ mouse_report.y = ps2_host_recv_response();
+ } else {
+ if (!debug_mouse) print("ps2_mouse: fail to get mouse packet\n");
+ return;
}
- ps2_mouse_x = 0;
- ps2_mouse_y = 0;
- ps2_mouse_btn = 0;
+
+ /* if mouse moves or buttons state changes */
+ if (mouse_report.x || mouse_report.y ||
+ ((mouse_report.buttons ^ buttons_prev) & PS2_MOUSE_BTN_MASK)) {
+
+ ps2_mouse_print_raw_data();
+
+ buttons_prev = mouse_report.buttons;
+
+ // PS/2 mouse data is '9-bit integer'(-256 to 255) which is comprised of sign-bit and 8-bit value.
+ // bit: 8 7 ... 0
+ // sign \8-bit/
+ //
+ // Meanwhile USB HID mouse indicates 8bit data(-127 to 127), note that -128 is not used.
+ //
+ // This converts PS/2 data into HID value. Use only -127-127 out of PS/2 9-bit.
+ mouse_report.x = X_IS_NEG ?
+ ((!X_IS_OVF && -127 <= mouse_report.x && mouse_report.x <= -1) ? mouse_report.x : -127) :
+ ((!X_IS_OVF && 0 <= mouse_report.x && mouse_report.x <= 127) ? mouse_report.x : 127);
+ mouse_report.y = Y_IS_NEG ?
+ ((!Y_IS_OVF && -127 <= mouse_report.y && mouse_report.y <= -1) ? mouse_report.y : -127) :
+ ((!Y_IS_OVF && 0 <= mouse_report.y && mouse_report.y <= 127) ? mouse_report.y : 127);
+
+ // remove sign and overflow flags
+ mouse_report.buttons &= PS2_MOUSE_BTN_MASK;
+
+ // invert coordinate of y to conform to USB HID mouse
+ mouse_report.y = -mouse_report.y;
+
+
+ if ((mouse_report.buttons & PS2_MOUSE_SCROLL_BUTTON) == PS2_MOUSE_SCROLL_BUTTON) {
+ if (scroll_state == SCROLL_NONE) scroll_state = SCROLL_BTN;
+
+ // doesn't send Scroll Button
+ mouse_report.buttons &= ~PS2_MOUSE_SCROLL_BUTTON;
+
+ if (mouse_report.x || mouse_report.y) {
+ scroll_state = SCROLL_SENT;
+
+ mouse_report.v = -mouse_report.y/2;
+ mouse_report.h = mouse_report.x/2;
+ mouse_report.x = 0;
+ mouse_report.y = 0;
+ host_mouse_send(&mouse_report);
+ }
+ } else if (scroll_state == SCROLL_BTN &&
+ (mouse_report.buttons & PS2_MOUSE_SCROLL_BUTTON) == 0) {
+ scroll_state = SCROLL_NONE;
+
+ // send Scroll Button(down and up at once) when not scrolled
+ mouse_report.buttons |= PS2_MOUSE_SCROLL_BUTTON;
+ host_mouse_send(&mouse_report);
+ _delay_ms(100);
+ mouse_report.buttons &= ~PS2_MOUSE_SCROLL_BUTTON;
+ host_mouse_send(&mouse_report);
+ } else {
+ scroll_state = SCROLL_NONE;
+
+ host_mouse_send(&mouse_report);
+ }
+ ps2_mouse_print_usb_data();
+ }
+ // clear report
+ mouse_report.x = 0;
+ mouse_report.y = 0;
+ mouse_report.v = 0;
+ mouse_report.h = 0;
+ mouse_report.buttons = 0;
}
-void ps2_mouse_print(void)
+static void ps2_mouse_print_raw_data(void)
{
if (!debug_mouse) return;
- print("ps2_mouse[btn|x y]: ");
- phex(ps2_mouse_btn); print("|");
- phex(ps2_mouse_x); print(" ");
- phex(ps2_mouse_y); print("\n");
+ print("ps2_mouse raw [btn|x y]: [");
+ phex(mouse_report.buttons); print("|");
+ print_hex8((uint8_t)mouse_report.x); print(" ");
+ print_hex8((uint8_t)mouse_report.y); print("]\n");
+}
+
+static void ps2_mouse_print_usb_data(void)
+{
+ if (!debug_mouse) return;
+ print("ps2_mouse usb [btn|x y v h]: [");
+ phex(mouse_report.buttons); print("|");
+ print_hex8((uint8_t)mouse_report.x); print(" ");
+ print_hex8((uint8_t)mouse_report.y); print(" ");
+ print_hex8((uint8_t)mouse_report.v); print(" ");
+ print_hex8((uint8_t)mouse_report.h); print("]\n");
}
@@ -189,6 +221,6 @@ void ps2_mouse_print(void)
* byte|7 6 5 4 3 2 1 0
* ----+--------------------------------------------------------------
* 0|Yovflw Xovflw Ysign Xsign 1 Middle Right Left
- * 1| X movement(0-255)
- * 2| Y movement(0-255)
+ * 1| X movement
+ * 2| Y movement
*/
diff --git a/protocol/ps2_mouse.h b/protocol/ps2_mouse.h
index 4529ce11..305a9bdb 100644
--- a/protocol/ps2_mouse.h
+++ b/protocol/ps2_mouse.h
@@ -20,6 +20,16 @@ along with this program. If not, see .
#include
+#define PS2_MOUSE_READ_DATA 0xEB
+
+/*
+ * Data format:
+ * byte|7 6 5 4 3 2 1 0
+ * ----+--------------------------------------------------------------
+ * 0|Yovflw Xovflw Ysign Xsign 1 Middle Right Left
+ * 1| X movement(0-255)
+ * 2| Y movement(0-255)
+ */
#define PS2_MOUSE_BTN_MASK 0x07
#define PS2_MOUSE_BTN_LEFT 0
#define PS2_MOUSE_BTN_RIGHT 1
@@ -29,16 +39,7 @@ along with this program. If not, see .
#define PS2_MOUSE_X_OVFLW 6
#define PS2_MOUSE_Y_OVFLW 7
-bool ps2_mouse_enable;
-extern uint8_t ps2_mouse_x;
-extern uint8_t ps2_mouse_y;
-extern uint8_t ps2_mouse_btn;
-extern uint8_t ps2_mouse_error_count;
-
uint8_t ps2_mouse_init(void);
-uint8_t ps2_mouse_read(void);
-bool ps2_mouse_changed(void);
-void ps2_mouse_usb_send(void);
-void ps2_mouse_print(void);
+void ps2_mouse_task(void);
#endif