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Fix to build ps2_mouse with both LUFA and PJRC

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- change API of ps2_mouse; ps2_mouse_task()
- remove mouse_report from host.c
example_keyboards
tmk 11 years ago
parent 755e4d8b00
commit d7f663a1ea
8 changed files with 119 additions and 108 deletions
Show Stats Download Patch File Download Diff File

6
common/action.c
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@ -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);

1
common/action.h
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@ -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);

8
common/host.c
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@ -27,9 +27,6 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
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;

6
common/host.h
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@ -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);

4
common/keyboard.c
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@ -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

1
common/mousekey.c
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@ -26,6 +26,7 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
static report_mouse_t mouse_report = {};
static uint8_t mousekey_repeat = 0;
static uint8_t mousekey_accel = 0;

180
protocol/ps2_mouse.c
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@ -20,7 +20,8 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
#include<util/delay.h>
#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 <http://www.gnu.org/licenses/>.
#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 report_mouse_t mouse_report = {};
static uint8_t ps2_mouse_btn_prev = 0;
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)
/* scroll support
* TODO: should be build option
*/
#define PS2_MOUSE_SCROLL_BUTTON 0x04
#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))
void ps2_mouse_task(void)
{
enum { SCROLL_NONE, SCROLL_BTN, SCROLL_SENT };
static uint8_t scroll_state = SCROLL_NONE;
static uint8_t buttons_prev = 0;
/* 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;
}
if (!ps2_mouse_enable) return 1;
/* if mouse moves or buttons state changes */
if (mouse_report.x || mouse_report.y ||
((mouse_report.buttons ^ buttons_prev) & PS2_MOUSE_BTN_MASK)) {
rcv = ps2_host_send(0xEB);
ps2_mouse_print_raw_data();
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;
}
buttons_prev = mouse_report.buttons;
bool ps2_mouse_changed(void)
{
return (ps2_mouse_x || ps2_mouse_y || (ps2_mouse_btn & PS2_MOUSE_BTN_MASK) != ps2_mouse_btn_prev);
}
// 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);
#define PS2_MOUSE_SCROLL_BUTTON 0x04
void ps2_mouse_usb_send(void)
{
static bool scrolled = false;
if (!ps2_mouse_enable) return;
if (ps2_mouse_changed()) {
int8_t x, y, v, h;
x = y = v = h = 0;
// convert scale of X, Y: PS/2(-256/255) -> USB(-127/127)
if (ps2_mouse_btn & (1<<PS2_MOUSE_X_SIGN))
x = ps2_mouse_x > 128 ? (int8_t)ps2_mouse_x : -127;
else
x = ps2_mouse_x < 128 ? (int8_t)ps2_mouse_x : 127;
if (ps2_mouse_btn & (1<<PS2_MOUSE_Y_SIGN))
y = ps2_mouse_y > 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);
// 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 (!scrolled && (ps2_mouse_btn_prev & PS2_MOUSE_SCROLL_BUTTON)) {
usb_mouse_send(0,0,0,0, PS2_MOUSE_SCROLL_BUTTON);
} 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);
usb_mouse_send(0,0,0,0, 0);
mouse_report.buttons &= ~PS2_MOUSE_SCROLL_BUTTON;
host_mouse_send(&mouse_report);
} else {
scrolled = false;
usb_mouse_send(x, y, 0, 0, ps2_mouse_btn & PS2_MOUSE_BTN_MASK);
}
scroll_state = SCROLL_NONE;
ps2_mouse_btn_prev = (ps2_mouse_btn & PS2_MOUSE_BTN_MASK);
ps2_mouse_print();
host_mouse_send(&mouse_report);
}
ps2_mouse_print_usb_data();
}
ps2_mouse_x = 0;
ps2_mouse_y = 0;
ps2_mouse_btn = 0;
// clear report
mouse_report.x = 0;
mouse_report.y = 0;
mouse_report.v = 0;
mouse_report.h = 0;
mouse_report.buttons = 0;
}
static void ps2_mouse_print_raw_data(void)
{
if (!debug_mouse) return;
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");
}
void ps2_mouse_print(void)
static void ps2_mouse_print_usb_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 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
*/

21
protocol/ps2_mouse.h
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@ -20,6 +20,16 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
#include <stdbool.h>
#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 <http://www.gnu.org/licenses/>.
#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

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