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ADB fixes

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git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@965 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
bellard 2004-06-21 22:46:10 +00:00
parent 637f6cd735
commit e2733d20b2
3 changed files with 210 additions and 108 deletions
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222
hw/adb.c
View File

@ -43,53 +43,53 @@
#define ADB_MODEM 5 #define ADB_MODEM 5
#define ADB_MISC 7 #define ADB_MISC 7
#define ADB_RET_OK 0 int adb_request(ADBBusState *s, uint8_t *obuf, const uint8_t *buf, int len)
#define ADB_RET_INUSE 1
#define ADB_RET_NOTPRESENT 2
#define ADB_RET_TIMEOUT 3
#define ADB_RET_UNEXPECTED_RESULT 4
#define ADB_RET_REQUEST_ERROR 5
#define ADB_RET_BUS_ERROR 6
static void adb_send_packet1(ADBBusState *s, uint8_t reply)
{
adb_send_packet(s, &reply, 1);
}
void adb_receive_packet(ADBBusState *s, const uint8_t *buf, int len)
{ {
ADBDevice *d; ADBDevice *d;
int devaddr, cmd, i; int devaddr, cmd, i;
uint8_t obuf[4];
cmd = buf[0] & 0xf; cmd = buf[0] & 0xf;
devaddr = buf[0] >> 4; devaddr = buf[0] >> 4;
if (buf[1] == ADB_BUSRESET) { if (buf[1] == ADB_BUSRESET) {
obuf[0] = 0x00; obuf[0] = 0x00;
obuf[1] = 0x00; obuf[1] = 0x00;
adb_send_packet(s, obuf, 2); return 2;
return;
} }
if (cmd == ADB_FLUSH) { if (cmd == ADB_FLUSH) {
obuf[0] = 0x00; obuf[0] = 0x00;
obuf[1] = 0x00; obuf[1] = 0x00;
adb_send_packet(s, obuf, 2); return 2;
return;
} }
for(i = 0; i < s->nb_devices; i++) { for(i = 0; i < s->nb_devices; i++) {
d = &s->devices[i]; d = &s->devices[i];
if (d->devaddr == devaddr) { if (d->devaddr == devaddr) {
d->receive_packet(d, buf, len); return d->devreq(d, obuf, buf, len);
return;
} }
} }
adb_send_packet1(s, ADB_RET_NOTPRESENT); return 0;
}
int adb_poll(ADBBusState *s, uint8_t *obuf)
{
ADBDevice *d;
int olen, i;
olen = 0;
for(i = 0; i < s->nb_devices; i++) {
if (s->poll_index >= s->nb_devices)
s->poll_index = 0;
d = &s->devices[s->poll_index];
olen = d->devreq(d, obuf, NULL, 0);
s->poll_index++;
if (olen)
break;
}
return olen;
} }
ADBDevice *adb_register_device(ADBBusState *s, int devaddr, ADBDevice *adb_register_device(ADBBusState *s, int devaddr,
ADBDeviceReceivePacket *receive_packet, ADBDeviceRequest *devreq,
void *opaque) void *opaque)
{ {
ADBDevice *d; ADBDevice *d;
@ -98,7 +98,7 @@ ADBDevice *adb_register_device(ADBBusState *s, int devaddr,
d = &s->devices[s->nb_devices++]; d = &s->devices[s->nb_devices++];
d->bus = s; d->bus = s;
d->devaddr = devaddr; d->devaddr = devaddr;
d->receive_packet = receive_packet; d->devreq = devreq;
d->opaque = opaque; d->opaque = opaque;
return d; return d;
} }
@ -106,80 +106,108 @@ ADBDevice *adb_register_device(ADBBusState *s, int devaddr,
/***************************************************************/ /***************************************************************/
/* Keyboard ADB device */ /* Keyboard ADB device */
typedef struct KBDState {
uint8_t data[128];
int rptr, wptr, count;
} KBDState;
static const uint8_t pc_to_adb_keycode[256] = { static const uint8_t pc_to_adb_keycode[256] = {
0, 53, 18, 19, 20, 21, 23, 22, 26, 28, 25, 29, 27, 24, 51, 48, 0, 53, 18, 19, 20, 21, 23, 22, 26, 28, 25, 29, 27, 24, 51, 48,
12, 13, 14, 15, 17, 16, 32, 34, 31, 35, 33, 30, 36, 54, 0, 1, 12, 13, 14, 15, 17, 16, 32, 34, 31, 35, 33, 30, 36, 54, 0, 1,
2, 3, 5, 4, 38, 40, 37, 41, 39, 50, 56, 42, 6, 7, 8, 9, 2, 3, 5, 4, 38, 40, 37, 41, 39, 50, 56, 42, 6, 7, 8, 9,
11, 45, 46, 43, 47, 44,123, 67, 58, 49, 57,122,120, 99,118, 96, 11, 45, 46, 43, 47, 44,123, 67, 58, 49, 57,122,120, 99,118, 96,
97, 98,100,101,109, 71,107, 89, 91, 92, 78, 86, 87, 88, 69, 83, 97, 98,100,101,109, 71,107, 89, 91, 92, 78, 86, 87, 88, 69, 83,
84, 85, 82, 65, 0, 0, 10,103,111, 0, 0, 0, 0, 0, 0, 0, 84, 85, 82, 65, 0, 0, 10,103,111, 0, 0,110, 81, 0, 0, 0,
76,125, 75,105,124,110,115, 62,116, 59, 60,119, 61,121,114,117,
0, 0, 0, 0,127, 81, 0,113, 0, 0, 0, 0, 95, 55, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 94, 0, 93, 0, 0, 0, 0, 0, 0,104,102,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 94, 0, 93, 0, 0, 0, 0, 0, 0,104,102, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 76,125, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,105, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 75, 0, 0,124, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0,115, 62,116, 0, 59, 0, 60, 0,119,
61,121,114,117, 0, 0, 0, 0, 0, 0, 0, 55,126, 0,127, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 95, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
}; };
static void adb_kbd_put_keycode(void *opaque, int keycode) static void adb_kbd_put_keycode(void *opaque, int keycode)
{ {
static int ext_keycode;
ADBDevice *d = opaque; ADBDevice *d = opaque;
uint8_t buf[4]; KBDState *s = d->opaque;
int adb_keycode;
if (s->count < sizeof(s->data)) {
s->data[s->wptr] = keycode;
if (++s->wptr == sizeof(s->data))
s->wptr = 0;
s->count++;
}
}
static int adb_kbd_poll(ADBDevice *d, uint8_t *obuf)
{
static int ext_keycode;
KBDState *s = d->opaque;
int adb_keycode, keycode;
int olen;
olen = 0;
for(;;) {
if (s->count == 0)
break;
keycode = s->data[s->rptr];
if (++s->rptr == sizeof(s->data))
s->rptr = 0;
s->count--;
if (keycode == 0xe0) { if (keycode == 0xe0) {
ext_keycode = 1; ext_keycode = 1;
} else { } else {
if (ext_keycode) if (ext_keycode)
adb_keycode = pc_to_adb_keycode[keycode | 0x80]; adb_keycode = pc_to_adb_keycode[keycode | 0x80];
else else
adb_keycode = pc_to_adb_keycode[keycode & 0x7f]; adb_keycode = pc_to_adb_keycode[keycode & 0x7f];
obuf[0] = (d->devaddr << 4) | 0x0c;
buf[0] = 0x40; obuf[1] = adb_keycode | (keycode & 0x80);
buf[1] = (d->devaddr << 4) | 0x0c; obuf[2] = 0xff;
buf[2] = adb_keycode | (keycode & 0x80); olen = 3;
buf[3] = 0xff;
adb_send_packet(d->bus, buf, 4);
ext_keycode = 0; ext_keycode = 0;
break;
} }
}
return olen;
} }
static void adb_kbd_receive_packet(ADBDevice *d, const uint8_t *buf, int len) static int adb_kbd_request(ADBDevice *d, uint8_t *obuf,
const uint8_t *buf, int len)
{ {
int cmd, reg; int cmd, reg, olen;
uint8_t obuf[4];
if (!buf) {
return adb_kbd_poll(d, obuf);
}
cmd = buf[0] & 0xc; cmd = buf[0] & 0xc;
reg = buf[0] & 0x3; reg = buf[0] & 0x3;
olen = 0;
switch(cmd) { switch(cmd) {
case ADB_WRITEREG: case ADB_WRITEREG:
switch(reg) { switch(reg) {
case 2: case 2:
/* LED status */ /* LED status */
adb_send_packet1(d->bus, ADB_RET_OK);
break; break;
case 3: case 3:
switch(buf[2]) { switch(buf[2]) {
case ADB_CMD_SELF_TEST: case ADB_CMD_SELF_TEST:
adb_send_packet1(d->bus, ADB_RET_OK);
break; break;
case ADB_CMD_CHANGE_ID: case ADB_CMD_CHANGE_ID:
case ADB_CMD_CHANGE_ID_AND_ACT: case ADB_CMD_CHANGE_ID_AND_ACT:
case ADB_CMD_CHANGE_ID_AND_ENABLE: case ADB_CMD_CHANGE_ID_AND_ENABLE:
d->devaddr = buf[1] & 0xf; d->devaddr = buf[1] & 0xf;
adb_send_packet1(d->bus, ADB_RET_OK);
break; break;
default: default:
/* XXX: check this */ /* XXX: check this */
d->devaddr = buf[1] & 0xf; d->devaddr = buf[1] & 0xf;
d->handler = buf[2]; d->handler = buf[2];
adb_send_packet1(d->bus, ADB_RET_OK);
break; break;
} }
} }
@ -187,98 +215,122 @@ static void adb_kbd_receive_packet(ADBDevice *d, const uint8_t *buf, int len)
case ADB_READREG: case ADB_READREG:
switch(reg) { switch(reg) {
case 1: case 1:
adb_send_packet1(d->bus, ADB_RET_OK);
break; break;
case 2: case 2:
obuf[0] = ADB_RET_OK; obuf[0] = 0x00; /* XXX: check this */
obuf[1] = 0x00; /* XXX: check this */ obuf[1] = 0x07; /* led status */
obuf[2] = 0x07; /* led status */ olen = 2;
adb_send_packet(d->bus, obuf, 3);
break; break;
case 3: case 3:
obuf[0] = ADB_RET_OK; obuf[0] = d->handler;
obuf[1] = d->handler; obuf[1] = d->devaddr;
obuf[2] = d->devaddr; olen = 2;
adb_send_packet(d->bus, obuf, 3);
break; break;
} }
break; break;
} }
return olen;
} }
void adb_kbd_init(ADBBusState *bus) void adb_kbd_init(ADBBusState *bus)
{ {
ADBDevice *d; ADBDevice *d;
KBDState *s;
d = adb_register_device(bus, ADB_KEYBOARD, adb_kbd_receive_packet, NULL); s = qemu_mallocz(sizeof(KBDState));
d = adb_register_device(bus, ADB_KEYBOARD, adb_kbd_request, s);
d->handler = 1;
qemu_add_kbd_event_handler(adb_kbd_put_keycode, d); qemu_add_kbd_event_handler(adb_kbd_put_keycode, d);
} }
/***************************************************************/ /***************************************************************/
/* Mouse ADB device */ /* Mouse ADB device */
typedef struct MouseState {
int buttons_state, last_buttons_state;
int dx, dy, dz;
} MouseState;
static void adb_mouse_event(void *opaque, static void adb_mouse_event(void *opaque,
int dx1, int dy1, int dz1, int buttons_state) int dx1, int dy1, int dz1, int buttons_state)
{ {
ADBDevice *d = opaque; ADBDevice *d = opaque;
uint8_t buf[4]; MouseState *s = d->opaque;
s->dx += dx1;
s->dy += dy1;
s->dz += dz1;
s->buttons_state = buttons_state;
}
static int adb_mouse_poll(ADBDevice *d, uint8_t *obuf)
{
MouseState *s = d->opaque;
int dx, dy; int dx, dy;
dx = dx1; if (s->last_buttons_state == s->buttons_state &&
s->dx == 0 && s->dy == 0)
return 0;
dx = s->dx;
if (dx < -63) if (dx < -63)
dx = -63; dx = -63;
else if (dx > 63) else if (dx > 63)
dx = 63; dx = 63;
dy = dy1; dy = s->dy;
if (dy < -63) if (dy < -63)
dy = -63; dy = -63;
else if (dy > 63) else if (dy > 63)
dy = 63; dy = 63;
s->dx -= dx;
s->dy -= dy;
s->last_buttons_state = s->buttons_state;
dx &= 0x7f; dx &= 0x7f;
dy &= 0x7f; dy &= 0x7f;
if (buttons_state & MOUSE_EVENT_LBUTTON) if (s->buttons_state & MOUSE_EVENT_LBUTTON)
dy |= 0x80; dy |= 0x80;
if (buttons_state & MOUSE_EVENT_RBUTTON) if (s->buttons_state & MOUSE_EVENT_RBUTTON)
dx |= 0x80; dx |= 0x80;
buf[0] = 0x40; obuf[0] = (d->devaddr << 4) | 0x0c;
buf[1] = (d->devaddr << 4) | 0x0c; obuf[1] = dy;
buf[2] = dy; obuf[2] = dx;
buf[3] = dx; return 3;
adb_send_packet(d->bus, buf, 4);
} }
static void adb_mouse_receive_packet(ADBDevice *d, const uint8_t *buf, int len) static int adb_mouse_request(ADBDevice *d, uint8_t *obuf,
const uint8_t *buf, int len)
{ {
int cmd, reg; int cmd, reg, olen;
uint8_t obuf[4];
if (!buf) {
return adb_mouse_poll(d, obuf);
}
cmd = buf[0] & 0xc; cmd = buf[0] & 0xc;
reg = buf[0] & 0x3; reg = buf[0] & 0x3;
olen = 0;
switch(cmd) { switch(cmd) {
case ADB_WRITEREG: case ADB_WRITEREG:
switch(reg) { switch(reg) {
case 2: case 2:
adb_send_packet1(d->bus, ADB_RET_OK);
break; break;
case 3: case 3:
switch(buf[2]) { switch(buf[2]) {
case ADB_CMD_SELF_TEST: case ADB_CMD_SELF_TEST:
adb_send_packet1(d->bus, ADB_RET_OK);
break; break;
case ADB_CMD_CHANGE_ID: case ADB_CMD_CHANGE_ID:
case ADB_CMD_CHANGE_ID_AND_ACT: case ADB_CMD_CHANGE_ID_AND_ACT:
case ADB_CMD_CHANGE_ID_AND_ENABLE: case ADB_CMD_CHANGE_ID_AND_ENABLE:
d->devaddr = buf[1] & 0xf; d->devaddr = buf[1] & 0xf;
adb_send_packet1(d->bus, ADB_RET_OK);
break; break;
default: default:
/* XXX: check this */ /* XXX: check this */
d->devaddr = buf[1] & 0xf; d->devaddr = buf[1] & 0xf;
adb_send_packet1(d->bus, ADB_RET_OK);
break; break;
} }
} }
@ -286,23 +338,25 @@ static void adb_mouse_receive_packet(ADBDevice *d, const uint8_t *buf, int len)
case ADB_READREG: case ADB_READREG:
switch(reg) { switch(reg) {
case 1: case 1:
adb_send_packet1(d->bus, ADB_RET_OK);
break; break;
case 3: case 3:
obuf[0] = ADB_RET_OK; obuf[0] = d->handler;
obuf[1] = d->handler; obuf[1] = d->devaddr;
obuf[2] = d->devaddr; olen = 2;
adb_send_packet(d->bus, obuf, 3);
break; break;
} }
break; break;
} }
return olen;
} }
void adb_mouse_init(ADBBusState *bus) void adb_mouse_init(ADBBusState *bus)
{ {
ADBDevice *d; ADBDevice *d;
MouseState *s;
d = adb_register_device(bus, ADB_MOUSE, adb_mouse_receive_packet, NULL); s = qemu_mallocz(sizeof(MouseState));
d = adb_register_device(bus, ADB_MOUSE, adb_mouse_request, s);
d->handler = 2;
qemu_add_mouse_event_handler(adb_mouse_event, d); qemu_add_mouse_event_handler(adb_mouse_event, d);
} }

50
hw/cuda.c
View File

@ -85,6 +85,7 @@
#define CUDA_COMBINED_FORMAT_IIC 0x25 #define CUDA_COMBINED_FORMAT_IIC 0x25
#define CUDA_TIMER_FREQ (4700000 / 6) #define CUDA_TIMER_FREQ (4700000 / 6)
#define CUDA_ADB_POLL_FREQ 50
typedef struct CUDATimer { typedef struct CUDATimer {
unsigned int latch; unsigned int latch;
@ -121,6 +122,7 @@ typedef struct CUDAState {
uint8_t autopoll; uint8_t autopoll;
uint8_t data_in[128]; uint8_t data_in[128];
uint8_t data_out[16]; uint8_t data_out[16];
QEMUTimer *adb_poll_timer;
} CUDAState; } CUDAState;
static CUDAState cuda_state; static CUDAState cuda_state;
@ -469,15 +471,42 @@ void adb_send_packet(ADBBusState *bus, const uint8_t *buf, int len)
cuda_send_packet_to_host(s, data, len + 1); cuda_send_packet_to_host(s, data, len + 1);
} }
void cuda_adb_poll(void *opaque)
{
CUDAState *s = opaque;
uint8_t obuf[ADB_MAX_OUT_LEN + 2];
int olen;
olen = adb_poll(&adb_bus, obuf + 2);
if (olen > 0) {
obuf[0] = ADB_PACKET;
obuf[1] = 0x40; /* polled data */
cuda_send_packet_to_host(s, obuf, olen + 2);
}
qemu_mod_timer(s->adb_poll_timer,
qemu_get_clock(vm_clock) +
(ticks_per_sec / CUDA_ADB_POLL_FREQ));
}
static void cuda_receive_packet(CUDAState *s, static void cuda_receive_packet(CUDAState *s,
const uint8_t *data, int len) const uint8_t *data, int len)
{ {
uint8_t obuf[16]; uint8_t obuf[16];
int ti; int ti, autopoll;
switch(data[0]) { switch(data[0]) {
case CUDA_AUTOPOLL: case CUDA_AUTOPOLL:
s->autopoll = data[1]; autopoll = (data[1] != 0);
if (autopoll != s->autopoll) {
s->autopoll = autopoll;
if (autopoll) {
qemu_mod_timer(s->adb_poll_timer,
qemu_get_clock(vm_clock) +
(ticks_per_sec / CUDA_ADB_POLL_FREQ));
} else {
qemu_del_timer(s->adb_poll_timer);
}
}
obuf[0] = CUDA_PACKET; obuf[0] = CUDA_PACKET;
obuf[1] = data[1]; obuf[1] = data[1];
cuda_send_packet_to_host(s, obuf, 2); cuda_send_packet_to_host(s, obuf, 2);
@ -522,7 +551,20 @@ static void cuda_receive_packet_from_host(CUDAState *s,
#endif #endif
switch(data[0]) { switch(data[0]) {
case ADB_PACKET: case ADB_PACKET:
adb_receive_packet(&adb_bus, data + 1, len - 1); {
uint8_t obuf[ADB_MAX_OUT_LEN + 2];
int olen;
olen = adb_request(&adb_bus, obuf + 2, data + 1, len - 1);
if (olen != 0) {
obuf[0] = ADB_PACKET;
obuf[1] = 0x00;
} else {
/* empty reply */
obuf[0] = ADB_PACKET;
obuf[1] = 0x02;
}
cuda_send_packet_to_host(s, obuf, olen + 2);
}
break; break;
case CUDA_PACKET: case CUDA_PACKET:
cuda_receive_packet(s, data + 1, len - 1); cuda_receive_packet(s, data + 1, len - 1);
@ -574,6 +616,8 @@ int cuda_init(openpic_t *openpic, int irq)
s->timers[1].latch = 0x10000; s->timers[1].latch = 0x10000;
s->ier = T1_INT | SR_INT; s->ier = T1_INT | SR_INT;
set_counter(s, &s->timers[1], 0xffff); set_counter(s, &s->timers[1], 0xffff);
s->adb_poll_timer = qemu_new_timer(vm_clock, cuda_adb_poll, s);
cuda_mem_index = cpu_register_io_memory(0, cuda_read, cuda_write, s); cuda_mem_index = cpu_register_io_memory(0, cuda_read, cuda_write, s);
return cuda_mem_index; return cuda_mem_index;
} }

20
vl.h
View File

@ -528,8 +528,7 @@ PCIBus *pci_pmac_init(void);
/* openpic.c */ /* openpic.c */
typedef struct openpic_t openpic_t; typedef struct openpic_t openpic_t;
void openpic_set_irq (openpic_t *opp, int n_IRQ, int level); void openpic_set_irq (openpic_t *opp, int n_IRQ, int level);
openpic_t *openpic_init (PCIBus *bus, openpic_t *openpic_init (PCIBus *bus, int *pmem_index, int nb_cpus);
uint32_t isu_base, uint32_t idu_base, int nb_cpus);
/* vga.c */ /* vga.c */
@ -727,28 +726,33 @@ int PPC_NVRAM_set_params (m48t59_t *nvram, uint16_t NVRAM_size,
#define MAX_ADB_DEVICES 16 #define MAX_ADB_DEVICES 16
#define ADB_MAX_OUT_LEN 16
typedef struct ADBDevice ADBDevice; typedef struct ADBDevice ADBDevice;
typedef void ADBDeviceReceivePacket(ADBDevice *d, const uint8_t *buf, int len); /* buf = NULL means polling */
typedef int ADBDeviceRequest(ADBDevice *d, uint8_t *buf_out,
const uint8_t *buf, int len);
struct ADBDevice { struct ADBDevice {
struct ADBBusState *bus; struct ADBBusState *bus;
int devaddr; int devaddr;
int handler; int handler;
ADBDeviceReceivePacket *receive_packet; ADBDeviceRequest *devreq;
void *opaque; void *opaque;
}; };
typedef struct ADBBusState { typedef struct ADBBusState {
ADBDevice devices[MAX_ADB_DEVICES]; ADBDevice devices[MAX_ADB_DEVICES];
int nb_devices; int nb_devices;
int poll_index;
} ADBBusState; } ADBBusState;
void adb_receive_packet(ADBBusState *s, const uint8_t *buf, int len); int adb_request(ADBBusState *s, uint8_t *buf_out,
void adb_send_packet(ADBBusState *s, const uint8_t *buf, int len); const uint8_t *buf, int len);
int adb_poll(ADBBusState *s, uint8_t *buf_out);
ADBDevice *adb_register_device(ADBBusState *s, int devaddr, ADBDevice *adb_register_device(ADBBusState *s, int devaddr,
ADBDeviceReceivePacket *receive_packet, ADBDeviceRequest *devreq,
void *opaque); void *opaque);
void adb_kbd_init(ADBBusState *bus); void adb_kbd_init(ADBBusState *bus);
void adb_mouse_init(ADBBusState *bus); void adb_mouse_init(ADBBusState *bus);