aboutsummaryrefslogtreecommitdiffstats
path: root/tmk_core/protocol/ps2_mouse.c
diff options
context:
space:
mode:
Diffstat (limited to 'tmk_core/protocol/ps2_mouse.c')
-rw-r--r--tmk_core/protocol/ps2_mouse.c102
1 files changed, 43 insertions, 59 deletions
diff --git a/tmk_core/protocol/ps2_mouse.c b/tmk_core/protocol/ps2_mouse.c
index cf1055eb8..aa3a307eb 100644
--- a/tmk_core/protocol/ps2_mouse.c
+++ b/tmk_core/protocol/ps2_mouse.c
@@ -16,8 +16,8 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <stdbool.h>
-#include<avr/io.h>
-#include<util/delay.h>
+#include <avr/io.h>
+#include <util/delay.h>
#include "ps2_mouse.h"
#include "host.h"
#include "timer.h"
@@ -42,7 +42,7 @@ static inline void ps2_mouse_scroll_button_task(report_mouse_t *mouse_report);
void ps2_mouse_init(void) {
ps2_host_init();
- _delay_ms(PS2_MOUSE_INIT_DELAY); // wait for powering up
+ _delay_ms(PS2_MOUSE_INIT_DELAY); // wait for powering up
PS2_MOUSE_SEND(PS2_MOUSE_RESET, "ps2_mouse_init: sending reset");
@@ -66,21 +66,19 @@ void ps2_mouse_init(void) {
ps2_mouse_init_user();
}
-__attribute__((weak))
-void ps2_mouse_init_user(void) {
-}
+__attribute__((weak)) void ps2_mouse_init_user(void) {}
void ps2_mouse_task(void) {
static uint8_t buttons_prev = 0;
- extern int tp_buttons;
+ extern int tp_buttons;
/* 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() | tp_buttons;
- mouse_report.x = ps2_host_recv_response() * PS2_MOUSE_X_MULTIPLIER;
- mouse_report.y = ps2_host_recv_response() * PS2_MOUSE_Y_MULTIPLIER;
+ mouse_report.x = ps2_host_recv_response() * PS2_MOUSE_X_MULTIPLIER;
+ mouse_report.y = ps2_host_recv_response() * PS2_MOUSE_Y_MULTIPLIER;
#ifdef PS2_MOUSE_ENABLE_SCROLLING
mouse_report.v = -(ps2_host_recv_response() & PS2_MOUSE_SCROLL_MASK) * PS2_MOUSE_V_MULTIPLIER;
#endif
@@ -90,8 +88,7 @@ void ps2_mouse_task(void) {
}
/* if mouse moves or buttons state changes */
- if (mouse_report.x || mouse_report.y || mouse_report.v ||
- ((mouse_report.buttons ^ buttons_prev) & PS2_MOUSE_BTN_MASK)) {
+ if (mouse_report.x || mouse_report.y || mouse_report.v || ((mouse_report.buttons ^ buttons_prev) & PS2_MOUSE_BTN_MASK)) {
#ifdef PS2_MOUSE_DEBUG_RAW
// Used to debug raw ps2 bytes from mouse
ps2_mouse_print_report(&mouse_report);
@@ -111,13 +108,9 @@ void ps2_mouse_task(void) {
ps2_mouse_clear_report(&mouse_report);
}
-void ps2_mouse_disable_data_reporting(void) {
- PS2_MOUSE_SEND(PS2_MOUSE_DISABLE_DATA_REPORTING, "ps2 mouse disable data reporting");
-}
+void ps2_mouse_disable_data_reporting(void) { PS2_MOUSE_SEND(PS2_MOUSE_DISABLE_DATA_REPORTING, "ps2 mouse disable data reporting"); }
-void ps2_mouse_enable_data_reporting(void) {
- PS2_MOUSE_SEND(PS2_MOUSE_ENABLE_DATA_REPORTING, "ps2 mouse enable data reporting");
-}
+void ps2_mouse_enable_data_reporting(void) { PS2_MOUSE_SEND(PS2_MOUSE_ENABLE_DATA_REPORTING, "ps2 mouse enable data reporting"); }
void ps2_mouse_set_remote_mode(void) {
PS2_MOUSE_SEND_SAFE(PS2_MOUSE_SET_REMOTE_MODE, "ps2 mouse set remote mode");
@@ -129,28 +122,20 @@ void ps2_mouse_set_stream_mode(void) {
ps2_mouse_mode = PS2_MOUSE_STREAM_MODE;
}
-void ps2_mouse_set_scaling_2_1(void) {
- PS2_MOUSE_SEND_SAFE(PS2_MOUSE_SET_SCALING_2_1, "ps2 mouse set scaling 2:1");
-}
+void ps2_mouse_set_scaling_2_1(void) { PS2_MOUSE_SEND_SAFE(PS2_MOUSE_SET_SCALING_2_1, "ps2 mouse set scaling 2:1"); }
-void ps2_mouse_set_scaling_1_1(void) {
- PS2_MOUSE_SEND_SAFE(PS2_MOUSE_SET_SCALING_1_1, "ps2 mouse set scaling 1:1");
-}
+void ps2_mouse_set_scaling_1_1(void) { PS2_MOUSE_SEND_SAFE(PS2_MOUSE_SET_SCALING_1_1, "ps2 mouse set scaling 1:1"); }
-void ps2_mouse_set_resolution(ps2_mouse_resolution_t resolution) {
- PS2_MOUSE_SET_SAFE(PS2_MOUSE_SET_RESOLUTION, resolution, "ps2 mouse set resolution");
-}
+void ps2_mouse_set_resolution(ps2_mouse_resolution_t resolution) { PS2_MOUSE_SET_SAFE(PS2_MOUSE_SET_RESOLUTION, resolution, "ps2 mouse set resolution"); }
-void ps2_mouse_set_sample_rate(ps2_mouse_sample_rate_t sample_rate) {
- PS2_MOUSE_SET_SAFE(PS2_MOUSE_SET_SAMPLE_RATE, sample_rate, "ps2 mouse set sample rate");
-}
+void ps2_mouse_set_sample_rate(ps2_mouse_sample_rate_t sample_rate) { PS2_MOUSE_SET_SAFE(PS2_MOUSE_SET_SAMPLE_RATE, sample_rate, "ps2 mouse set sample rate"); }
/* ============================= HELPERS ============================ */
-#define X_IS_NEG (mouse_report->buttons & (1<<PS2_MOUSE_X_SIGN))
-#define Y_IS_NEG (mouse_report->buttons & (1<<PS2_MOUSE_Y_SIGN))
-#define X_IS_OVF (mouse_report->buttons & (1<<PS2_MOUSE_X_OVFLW))
-#define Y_IS_OVF (mouse_report->buttons & (1<<PS2_MOUSE_Y_OVFLW))
+#define X_IS_NEG (mouse_report->buttons & (1 << PS2_MOUSE_X_SIGN))
+#define Y_IS_NEG (mouse_report->buttons & (1 << PS2_MOUSE_Y_SIGN))
+#define X_IS_OVF (mouse_report->buttons & (1 << PS2_MOUSE_X_OVFLW))
+#define Y_IS_OVF (mouse_report->buttons & (1 << PS2_MOUSE_Y_OVFLW))
static inline void ps2_mouse_convert_report_to_hid(report_mouse_t *mouse_report) {
// 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
@@ -159,12 +144,8 @@ static inline void ps2_mouse_convert_report_to_hid(report_mouse_t *mouse_report)
// 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);
+ 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;
@@ -172,29 +153,33 @@ static inline void ps2_mouse_convert_report_to_hid(report_mouse_t *mouse_report)
#ifdef PS2_MOUSE_INVERT_X
mouse_report->x = -mouse_report->x;
#endif
-#ifndef PS2_MOUSE_INVERT_Y // NOTE if not!
+#ifndef PS2_MOUSE_INVERT_Y // NOTE if not!
// invert coordinate of y to conform to USB HID mouse
mouse_report->y = -mouse_report->y;
#endif
-
}
static inline void ps2_mouse_clear_report(report_mouse_t *mouse_report) {
- mouse_report->x = 0;
- mouse_report->y = 0;
- mouse_report->v = 0;
- mouse_report->h = 0;
+ mouse_report->x = 0;
+ mouse_report->y = 0;
+ mouse_report->v = 0;
+ mouse_report->h = 0;
mouse_report->buttons = 0;
}
static inline void ps2_mouse_print_report(report_mouse_t *mouse_report) {
if (!debug_mouse) return;
print("ps2_mouse: [");
- 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");
+ 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");
}
static inline void ps2_mouse_enable_scrolling(void) {
@@ -208,14 +193,14 @@ static inline void ps2_mouse_enable_scrolling(void) {
_delay_ms(20);
}
-#define PRESS_SCROLL_BUTTONS mouse_report->buttons |= (PS2_MOUSE_SCROLL_BTN_MASK)
-#define RELEASE_SCROLL_BUTTONS mouse_report->buttons &= ~(PS2_MOUSE_SCROLL_BTN_MASK)
+#define PRESS_SCROLL_BUTTONS mouse_report->buttons |= (PS2_MOUSE_SCROLL_BTN_MASK)
+#define RELEASE_SCROLL_BUTTONS mouse_report->buttons &= ~(PS2_MOUSE_SCROLL_BTN_MASK)
static inline void ps2_mouse_scroll_button_task(report_mouse_t *mouse_report) {
static enum {
SCROLL_NONE,
SCROLL_BTN,
SCROLL_SENT,
- } scroll_state = SCROLL_NONE;
+ } scroll_state = SCROLL_NONE;
static uint16_t scroll_button_time = 0;
if (PS2_MOUSE_SCROLL_BTN_MASK == (mouse_report->buttons & (PS2_MOUSE_SCROLL_BTN_MASK))) {
@@ -223,14 +208,14 @@ static inline void ps2_mouse_scroll_button_task(report_mouse_t *mouse_report) {
if (scroll_state == SCROLL_NONE) {
scroll_button_time = timer_read();
- scroll_state = SCROLL_BTN;
+ scroll_state = SCROLL_BTN;
}
// If the mouse has moved, update the report to scroll instead of move the mouse
if (mouse_report->x || mouse_report->y) {
- scroll_state = SCROLL_SENT;
- mouse_report->v = -mouse_report->y/(PS2_MOUSE_SCROLL_DIVISOR_V);
- mouse_report->h = mouse_report->x/(PS2_MOUSE_SCROLL_DIVISOR_H);
+ scroll_state = SCROLL_SENT;
+ mouse_report->v = -mouse_report->y / (PS2_MOUSE_SCROLL_DIVISOR_V);
+ mouse_report->h = mouse_report->x / (PS2_MOUSE_SCROLL_DIVISOR_H);
mouse_report->x = 0;
mouse_report->y = 0;
#ifdef PS2_MOUSE_INVERT_H
@@ -244,8 +229,7 @@ static inline void ps2_mouse_scroll_button_task(report_mouse_t *mouse_report) {
// None of the scroll buttons are pressed
#if PS2_MOUSE_SCROLL_BTN_SEND
- if (scroll_state == SCROLL_BTN
- && timer_elapsed(scroll_button_time) < PS2_MOUSE_SCROLL_BTN_SEND) {
+ if (scroll_state == SCROLL_BTN && timer_elapsed(scroll_button_time) < PS2_MOUSE_SCROLL_BTN_SEND) {
PRESS_SCROLL_BUTTONS;
host_mouse_send(mouse_report);
_delay_ms(100);
generated by cgit v1.2.3-70-g09d2 (git 2.47.0) at 2024-12-25 17:54:00 +0000