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Diffstat (limited to 'hid/pico/src/ph_ps2_mouse.c')
-rw-r--r--hid/pico/src/ph_ps2_mouse.c254
1 files changed, 105 insertions, 149 deletions
diff --git a/hid/pico/src/ph_ps2_mouse.c b/hid/pico/src/ph_ps2_mouse.c
index 279a06d6..c825ca03 100644
--- a/hid/pico/src/ph_ps2_mouse.c
+++ b/hid/pico/src/ph_ps2_mouse.c
@@ -4,179 +4,134 @@
extern bool ph_g_ps2_mouse_online;
ph_ps2_phy ph_ps2_mouse;
-u8 ms_type = 0;
-u8 ms_mode = 0;
-u8 ms_input_mode = 0;
-u8 ms_rate = 100;
-u32 ms_magic_seq = 0x00;
-
-u8 buttons = 0;
-
-#define MS_TYPE_STANDARD 0x00
-#define MS_TYPE_WHEEL_3 0x03
-#define MS_TYPE_WHEEL_5 0x04
-
-#define MS_MODE_IDLE 0
-#define MS_MODE_STREAMING 1
-
-#define MS_INPUT_CMD 0
-#define MS_INPUT_SET_RATE 1
+bool ph_ps2_mouse_streaming = false;
+u32 ph_ps2_mouse_magic_seq = 0;
+u8 ph_ps2_mouse_type = 0;
+u8 ph_ps2_mouse_buttons = 0;
void ph_ps2_mouse_send(u8 byte) {
queue_try_add(&ph_ps2_mouse.qbytes, &byte);
}
-void ph_ps2_mouse_packet(u8 button, u8 x1, u8 y1) {
- if(ms_mode == MS_MODE_STREAMING) {
- u8 s = (button & 7) + 8;
- u8 x = x1 & 0x7f;
- u8 y = y1 & 0x7f;
- u8 z = 0;
-
- if(x1 >> 7) {
- s += 0x10;
- x += 0x80;
- }
+void ph_ps2_mouse_pack(s8 x, s8 y, s8 h, s8 v) {
+ if (ph_ps2_mouse_streaming) {
+ u8 byte1 = 0x8 | (ph_ps2_mouse_buttons & 0x7);
+ s8 byte2 = x;
+ s8 byte3 = 0x100 - y;
+ s8 byte4 = 0; // = 0x100 - z;
- if(y1 >> 7) {
- y = 0x80 - y;
- } else if(y) {
- s += 0x20;
- y = 0x100 - y;
- }
+ if (byte2 < 0) byte1 |= 0x10;
+ if (byte3 < 0) byte1 |= 0x20;
- ph_ps2_mouse_send(s);
- ph_ps2_mouse_send(x);
- ph_ps2_mouse_send(y);
+ ph_ps2_mouse_send(byte1);
+ ph_ps2_mouse_send(byte2);
+ ph_ps2_mouse_send(byte3);
- if (ms_type == MS_TYPE_WHEEL_3 || ms_type == MS_TYPE_WHEEL_5) {
- /*if(report[3] >> 7) {
- z = 0x8 - z;
- } else if(z) {
- z = 0x10 - z;
+ if (ph_ps2_mouse_type == 3 || ph_ps2_mouse_type == 4) {
+ //if (byte4 < -8) byte4 = -8;
+ //if (byte4 > 7) byte4 = 7;
+ //if (byte4 < 0) byte4 |= 0xf8;
+
+ if (v < 0) byte4 = 0x01;
+ if (v > 0) byte4 = 0xff;
+ if (h < 0) byte4 = 0x02;
+ if (h > 0) byte4 = 0xfe;
+
+ if (ph_ps2_mouse_type == 4) {
+ byte4 &= 0xf;
+ byte4 |= (ph_ps2_mouse_buttons << 1) & 0x30;
}
-
- if (ms_type == MS_TYPE_WHEEL_5) {
- if (report[0] & 0x8) {
- z += 0x10;
- }
-
- if (report[0] & 0x10) {
- z += 0x20;
- }
- }*/
-
- ph_ps2_mouse_send(z);
+
+ ph_ps2_mouse_send(byte4);
}
}
}
void ph_ps2_mouse_send_button(u8 button, bool state) {
- // TODO: PS2: Send mouse button
- // @button - USB button code
- // @state - true if pressed, false if released
- // The function should take care not to send duplicate events (if needed for PS/2)
- // If the PS2 keyboard is not used (PH_O_IS_MOUSE_PS2 is false), the function should do nothing.
- (void)button; // Remove this
- (void)state; // Remove this
-
- u8 bitval = 1;
-
- button--;
-
- if(state) {
- buttons = buttons | (bitval << button);
- } else {
- buttons = buttons & ~(bitval << button);
+ if (PH_O_IS_MOUSE_PS2) {
+ button--;
+
+ if (state) {
+ ph_ps2_mouse_buttons = ph_ps2_mouse_buttons | (1 << button);
+ } else {
+ ph_ps2_mouse_buttons = ph_ps2_mouse_buttons & ~(1 << button);
+ }
+
+ ph_ps2_mouse_pack(0, 0, 0, 0);
}
-
- ph_ps2_mouse_packet(buttons, 0, 0);
}
-void ph_ps2_mouse_send_rel(s8 x1, s8 y1) {
- // TODO: PS2: Send relative move event
- // If the PS2 keyboard is not used (PH_O_IS_MOUSE_PS2 is false), the function should do nothing.
- ph_ps2_mouse_packet(buttons, x1, y1);
+void ph_ps2_mouse_send_rel(s8 x, s8 y) {
+ if (PH_O_IS_MOUSE_PS2) {
+ ph_ps2_mouse_pack(x, y, 0, 0);
+ }
}
void ph_ps2_mouse_send_wheel(s8 h, s8 v) {
- (void)h;
- // TODO: PS2: Send wheel. As I understand, PS/2 has no horizontal scrolling, so @h just can be ignored.
- // @v - vertical scrolling like on USB
- // If the PS2 keyboard is not used (PH_O_IS_MOUSE_PS2 is false), the function should do nothing.
- (void)v; // Remove this
+ if (PH_O_IS_MOUSE_PS2) {
+ ph_ps2_mouse_pack(0, 0, h, v);
+ }
}
void ph_ps2_mouse_receive(u8 byte, u8 prev_byte) {
-
- if(ms_input_mode == MS_INPUT_SET_RATE) {
- ms_rate = byte;
- ms_input_mode = MS_INPUT_CMD;
- ph_ps2_mouse_send(0xfa);
-
- ms_magic_seq = (ms_magic_seq << 8) | byte;
- if(ms_type == MS_TYPE_STANDARD && ms_magic_seq == 0xc86450) {
- ms_type = MS_TYPE_WHEEL_3;
- } else if (ms_type == MS_TYPE_WHEEL_3 && ms_magic_seq == 0xc8c850) {
- ms_type = MS_TYPE_WHEEL_5;
- }
- return;
- }
-
- if(byte != 0xf3) {
- ms_magic_seq = 0x00;
- }
-
- switch(byte) {
- case 0xff: // Reset
- ms_type = MS_TYPE_STANDARD;
- ms_mode = MS_MODE_IDLE;
- ms_rate = 100;
-
- ph_ps2_mouse_send(0xfa);
- ph_ps2_mouse_send(0xaa);
- ph_ps2_mouse_send(ms_type);
- return;
-
- case 0xf6: // Set Defaults
- ms_type = MS_TYPE_STANDARD;
- ms_rate = 100;
- case 0xf5: // Disable Data Reporting
- case 0xea: // Set Stream Mode
- ms_mode = MS_MODE_IDLE;
- ph_ps2_mouse_send(0xfa);
- return;
-
- case 0xf4: // Enable Data Reporting
- ms_mode = MS_MODE_STREAMING;
- ph_ps2_mouse_send(0xfa);
- return;
-
+ switch (prev_byte) {
case 0xf3: // Set Sample Rate
- ms_input_mode = MS_INPUT_SET_RATE;
- ph_ps2_mouse_send(0xfa);
- return;
-
- case 0xf2: // Get Device ID
- ph_ps2_mouse_send(0xfa);
- ph_ps2_mouse_send(ms_type);
- return;
-
- case 0xe9: // Status Request
- ph_ps2_mouse_send(0xfa);
- ph_ps2_mouse_send(0x00); // Bit6: Mode, Bit 5: Enable, Bit 4: Scaling, Bits[2,1,0] = Buttons[L,M,R]
- ph_ps2_mouse_send(0x02); // Resolution
- ph_ps2_mouse_send(ms_rate); // Sample Rate
- return;
-
- // TODO: Implement (more of) these?
- // case 0xf0: // Set Remote Mode
- // case 0xee: // Set Wrap Mode
- // case 0xec: // Reset Wrap Mode
- // case 0xeb: // Read Data
- // case 0xe8: // Set Resolution
- // case 0xe7: // Set Scaling 2:1
- // case 0xe6: // Set Scaling 1:1
+ ph_ps2_mouse_magic_seq = ((ph_ps2_mouse_magic_seq << 8) | byte) & 0xffffff;
+
+ if (ph_ps2_mouse_type == 0 && ph_ps2_mouse_magic_seq == 0xc86450) {
+ ph_ps2_mouse_type = 3;
+ } else if (ph_ps2_mouse_type == 3 && ph_ps2_mouse_magic_seq == 0xc8c850) {
+ ph_ps2_mouse_type = 4;
+ }
+ break;
+
+ default:
+ switch (byte) {
+ case 0xff: // Reset
+ ph_ps2_mouse_streaming = false;
+ ph_ps2_mouse_type = 0;
+
+ ph_ps2_mouse_send(0xfa);
+ ph_ps2_mouse_send(0xaa);
+ ph_ps2_mouse_send(ph_ps2_mouse_type);
+ return;
+
+ case 0xf6: // Set Defaults
+ ph_ps2_mouse_streaming = false;
+ ph_ps2_mouse_type = 0;
+ break;
+
+ case 0xf5: // Disable Data Reporting
+ case 0xea: // Set Stream Mode
+ ph_ps2_mouse_streaming = false;
+ break;
+
+ case 0xf4: // Enable Data Reporting
+ ph_ps2_mouse_streaming = true;
+ break;
+
+ case 0xf2: // Get Device ID
+ ph_ps2_mouse_send(0xfa);
+ ph_ps2_mouse_send(ph_ps2_mouse_type);
+ return;
+
+ case 0xe9: // Status Request
+ ph_ps2_mouse_send(0xfa);
+ ph_ps2_mouse_send(0x00); // Bit6: Mode, Bit 5: Enable, Bit 4: Scaling, Bits[2,1,0] = Buttons[L,M,R]
+ ph_ps2_mouse_send(0x02); // Resolution
+ ph_ps2_mouse_send(100); // Sample Rate
+ return;
+
+ // TODO: Implement (more of) these?
+ // case 0xf0: // Set Remote Mode
+ // case 0xee: // Set Wrap Mode
+ // case 0xec: // Reset Wrap Mode
+ // case 0xeb: // Read Data
+ // case 0xe8: // Set Resolution
+ // case 0xe7: // Set Scaling 2:1
+ // case 0xe6: // Set Scaling 1:1
+ }
+ break;
}
ph_ps2_mouse_send(0xfa);
@@ -184,6 +139,7 @@ void ph_ps2_mouse_receive(u8 byte, u8 prev_byte) {
void ph_ps2_mouse_task(void) {
ph_ps2_phy_task(&ph_ps2_mouse);
+ ph_g_ps2_mouse_online = ph_ps2_mouse_streaming && !ph_ps2_mouse.busy;
}
void ph_ps2_mouse_init(u8 gpio) {
generated by cgit v1.2.3 (git 2.25.1) at 2025-01-24 17:40:54 +0000