diff options
Diffstat (limited to 'hw/input')
| -rw-r--r-- | hw/input/adb-kbd.c | 26 | ||||
| -rw-r--r-- | hw/input/adb-mouse.c | 48 | ||||
| -rw-r--r-- | hw/input/adb.c | 7 |
3 files changed, 40 insertions, 41 deletions
diff --git a/hw/input/adb-kbd.c b/hw/input/adb-kbd.c index a6d5c9b7c9..027dd3e531 100644 --- a/hw/input/adb-kbd.c +++ b/hw/input/adb-kbd.c @@ -259,21 +259,19 @@ static int adb_kbd_request(ADBDevice *d, uint8_t *obuf, trace_adb_kbd_request_change_addr(d->devaddr); break; default: - 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); + 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); break; } } diff --git a/hw/input/adb-mouse.c b/hw/input/adb-mouse.c index aeba41bddd..78b6f5030c 100644 --- a/hw/input/adb-mouse.c +++ b/hw/input/adb-mouse.c @@ -135,6 +135,16 @@ static int adb_mouse_request(ADBDevice *d, uint8_t *obuf, case 2: break; case 3: + /* + * MacOS 9 has a bug in its ADB driver whereby after configuring + * the ADB bus devices it sends another write of invalid length + * to reg 3. Make sure we ignore it to prevent an address clash + * with the previous device. + */ + if (len != 3) { + return 0; + } + switch (buf[2]) { case ADB_CMD_SELF_TEST: break; @@ -145,27 +155,25 @@ static int adb_mouse_request(ADBDevice *d, uint8_t *obuf, trace_adb_mouse_request_change_addr(d->devaddr); break; default: - 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); + 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); break; } } diff --git a/hw/input/adb.c b/hw/input/adb.c index bf1bc30d19..d85278a7b7 100644 --- a/hw/input/adb.c +++ b/hw/input/adb.c @@ -118,18 +118,11 @@ 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; - device_class_set_props(dc, adb_device_properties); dc->bus_type = TYPE_ADB_BUS; } |