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-rw-r--r--hw/input/adb-kbd.c25
-rw-r--r--hw/input/adb-mouse.c37
-rw-r--r--hw/input/adb.c7
3 files changed, 41 insertions, 28 deletions
diff --git a/hw/input/adb-kbd.c b/hw/input/adb-kbd.c
index 0ad384dc89..b026e9d49f 100644
--- a/hw/input/adb-kbd.c
+++ b/hw/input/adb-kbd.c
@@ -261,18 +261,21 @@ static int adb_kbd_request(ADBDevice *d, uint8_t *obuf,
trace_adb_kbd_request_change_addr(d->devaddr);
break;
default:
- d->devaddr = buf[1] & 0xf;
- /* we support handlers:
- * 1: Apple Standard Keyboard
- * 2: Apple Extended Keyboard (LShift = RShift)
- * 3: Apple Extended Keyboard (LShift != RShift)
- */
- if (buf[2] == 1 || buf[2] == 2 || buf[2] == 3) {
- d->handler = buf[2];
+ if (!d->disable_direct_reg3_writes) {
+ d->devaddr = buf[1] & 0xf;
+
+ /* we support handlers:
+ * 1: Apple Standard Keyboard
+ * 2: Apple Extended Keyboard (LShift = RShift)
+ * 3: Apple Extended Keyboard (LShift != RShift)
+ */
+ if (buf[2] == 1 || buf[2] == 2 || buf[2] == 3) {
+ d->handler = buf[2];
+ }
+
+ trace_adb_kbd_request_change_addr_and_handler(d->devaddr,
+ d->handler);
}
-
- trace_adb_kbd_request_change_addr_and_handler(d->devaddr,
- d->handler);
break;
}
}
diff --git a/hw/input/adb-mouse.c b/hw/input/adb-mouse.c
index 473045fbac..83833b0035 100644
--- a/hw/input/adb-mouse.c
+++ b/hw/input/adb-mouse.c
@@ -142,24 +142,27 @@ static int adb_mouse_request(ADBDevice *d, uint8_t *obuf,
trace_adb_mouse_request_change_addr(d->devaddr);
break;
default:
- d->devaddr = buf[1] & 0xf;
- /* we support handlers:
- * 0x01: Classic Apple Mouse Protocol / 100 cpi operations
- * 0x02: Classic Apple Mouse Protocol / 200 cpi operations
- * we don't support handlers (at least):
- * 0x03: Mouse systems A3 trackball
- * 0x04: Extended Apple Mouse Protocol
- * 0x2f: Microspeed mouse
- * 0x42: Macally
- * 0x5f: Microspeed mouse
- * 0x66: Microspeed mouse
- */
- if (buf[2] == 1 || buf[2] == 2) {
- d->handler = buf[2];
+ if (!d->disable_direct_reg3_writes) {
+ d->devaddr = buf[1] & 0xf;
+
+ /* we support handlers:
+ * 0x01: Classic Apple Mouse Protocol / 100 cpi operations
+ * 0x02: Classic Apple Mouse Protocol / 200 cpi operations
+ * we don't support handlers (at least):
+ * 0x03: Mouse systems A3 trackball
+ * 0x04: Extended Apple Mouse Protocol
+ * 0x2f: Microspeed mouse
+ * 0x42: Macally
+ * 0x5f: Microspeed mouse
+ * 0x66: Microspeed mouse
+ */
+ if (buf[2] == 1 || buf[2] == 2) {
+ d->handler = buf[2];
+ }
+
+ trace_adb_mouse_request_change_addr_and_handler(
+ d->devaddr, d->handler);
}
-
- trace_adb_mouse_request_change_addr_and_handler(d->devaddr,
- d->handler);
break;
}
}
diff --git a/hw/input/adb.c b/hw/input/adb.c
index 23ae6f0d75..bbb40aeef1 100644
--- a/hw/input/adb.c
+++ b/hw/input/adb.c
@@ -113,11 +113,18 @@ static void adb_device_realizefn(DeviceState *dev, Error **errp)
bus->devices[bus->nb_devices++] = d;
}
+static Property adb_device_properties[] = {
+ DEFINE_PROP_BOOL("disable-direct-reg3-writes", ADBDevice,
+ disable_direct_reg3_writes, false),
+ DEFINE_PROP_END_OF_LIST(),
+};
+
static void adb_device_class_init(ObjectClass *oc, void *data)
{
DeviceClass *dc = DEVICE_CLASS(oc);
dc->realize = adb_device_realizefn;
+ dc->props = adb_device_properties;
dc->bus_type = TYPE_ADB_BUS;
}