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adb_usb: Fix Apple Classic/Extended Mouse support

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This commit is contained in:
tmk 2022-04-11 21:36:25 +09:00
parent 011fb9e731
commit 3a6fe4069d
1 changed files with 23 additions and 24 deletions
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47
converter/adb_usb/matrix.c
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@ -296,7 +296,7 @@ again:
// set pseudo handler
mouse_handler = ADB_HANDLER_LOGITECH_EXT;
} else {
dmprintf("Unknown\n");
dmprintf("Extended\n");
}
}
@ -391,18 +391,6 @@ void adb_mouse_task(void)
mouse_init();
}
// Extended Mouse Protocol data can be 2-5 bytes
// https://developer.apple.com/library/archive/technotes/hw/hw_01.html#Extended
//
// Byte 0: b00 y06 y05 y04 y03 y02 y01 y00
// Byte 1: b01 x06 x05 x04 x03 x02 x01 x00
// Byte 2: b02 y09 y08 y07 b03 x09 x08 x07
// Byte 3: b04 y12 y11 y10 b05 x12 x11 x10
// Byte 4: b06 y15 y14 y13 b07 x15 x14 x13
//
// b--: Button state.(0: on, 1: off)
// x--: X axis movement.
// y--: Y axis movement.
len = adb_host_talk_buf(ADB_ADDR_MOUSE_POLL, ADB_REG_0, buf, sizeof(buf));
// If nothing received reset mouse acceleration, and quit.
@ -416,13 +404,9 @@ void adb_mouse_task(void)
xprintf("%02X ", buf[i]);
xprintf("] mh:%02X\n", mouse_handler);
// Store off-buttons and 0-movements in unused bytes
bool xneg = false;
bool yneg = false;
if (len == 2) {
if (buf[0] & 0x40) yneg = true;
if (buf[1] & 0x40) xneg = true;
} else if (mouse_handler == ADB_HANDLER_LOGITECH) {
if (mouse_handler == ADB_HANDLER_LOGITECH) {
// Logitech:
// Byte0: bbb y06 y05 y04 y03 y02 y01 y00
// Byte1: 1 x06 x05 x04 x03 x02 x01 x00
@ -503,9 +487,26 @@ void adb_mouse_task(void)
buf[1] = ((buf[2] & 4) << 5) | (buf[1] & 0x7F) ;
buf[2] = ((buf[2] & 2) << 6) | (yneg ? 0x70 : 0x00) | (xneg ? 0x0F : 0x08);
len = 3;
} else {
} else if (mouse_handler == ADB_HANDLER_EXTENDED_MOUSE ||
mouse_handler == ADB_HANDLER_TURBO_MOUSE) {
// Apple Extended Mouse:
// Byte0: b00 y06 y05 y04 y03 y02 y01 y00
// Byte1: b01 x06 x05 x04 x03 x02 x01 x00
// Byte2: b02 y09 y08 y07 b03 x09 x08 x07
// Byte3: b04 y12 y11 y10 b05 x12 x11 x10
// Byte4: b06 y15 y14 y13 b07 x15 x14 x13
// b--: button state(0:pressed, 1:released)
// Data can be 2-5 bytes.
// L=b00, R=b01, M=b02
if (buf[len - 1] & 0x40) yneg = true;
if (buf[len - 1] & 0x04) xneg = true;
} else {
// Apple Classic Mouse and Unknown devices:
// Byte0: b00 y06 y05 y04 y03 y02 y01 y00
// Byte1: b01 x06 x05 x04 x03 x02 x01 x00
if (buf[0] & 0x40) yneg = true;
if (buf[1] & 0x40) xneg = true;
len = 2;
}
// Make unused buf bytes compatible with Extended Mouse Protocol
@ -520,17 +521,15 @@ void adb_mouse_task(void)
xprintf("%02X ", buf[i]);
xprintf("]\n");
// 8 buttons at max
// TODO: Fix HID report descriptor for mouse to support button6-8
uint8_t buttons = 0;
if (!(buf[4] & 0x08)) buttons |= MOUSE_BTN8;
if (!(buf[4] & 0x80)) buttons |= MOUSE_BTN7;
if (!(buf[3] & 0x08)) buttons |= MOUSE_BTN6;
if (!(buf[3] & 0x80)) buttons |= MOUSE_BTN5;
if (!(buf[2] & 0x08)) buttons |= MOUSE_BTN4;
if (!(buf[2] & 0x80)) buttons |= MOUSE_BTN3;
if (!(buf[1] & 0x80)) buttons |= MOUSE_BTN2;
if (!(buf[0] & 0x80)) buttons |= MOUSE_BTN1;
if (!(buf[2] & 0x80)) buttons |= MOUSE_BTN3; // Middle
if (!(buf[1] & 0x80)) buttons |= MOUSE_BTN2; // Right
if (!(buf[0] & 0x80)) buttons |= MOUSE_BTN1; // Left
// check if the scroll enable button is pressed
bool scroll_enable = (bool)(buttons & scroll_button_mask);