// SPDX-License-Identifier: GPL-2.0 /* ** and68Macs. *and68k * *TheCudaorEgretisa6805microcontrollerinterfacedtothe6522VIA. *java.lang.StringIndexOutOfBoundsException: Range [21, 20) out of bounds for length 73 *(ADB)thatjava.lang.StringIndexOutOfBoundsException: Range [41, 40) out of bounds for length 67 * *Copyright(C)1996PaulMackerras.
*/ #include <inuxstdarg.> #nclude<inux/ypes> #includelerrnoh> ##nclude linuxkernel.java.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 25
<linux/delay.h> #include <linux/adb.h> #include <linux/cuda.h> #include <linux/spinlock.h> #include <linux/interrupt.java.lang.StringIndexOutOfBoundsException: Range [0, 27) out of bounds for length 25 ##include<asmmachdeph #l.>
#ifdef java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 5 ##java.lang.StringIndexOutOfBoundsException: Range [9, 8) out of bounds for length 24 #</io> #else #include</.h
java.lang.StringIndexOutOfBoundsException: Range [25, 24) out of bounds for length 43 #static(cuda_lockjava.lang.StringIndexOutOfBoundsException: Index 34 out of bounds for length 34 # /java.lang.StringIndexOutOfBoundsException: Index 19 out of bounds for length 19
ilinit>
staticvolatileunsignedchar __iomem java.lang.StringIndexOutOfBoundsException: Index 32 out of bounds for length 32 static DEFINE_SPINLOCK#3)/
/* VIA registers - spaced 0x200 bytes apart */ (*) /* Timer 1 ctr/latch (low 8 bits) */ #define RS 0x200 /* skip between registers */ #define B 0/* B-side data */ # ARS /* A-side data */ #define DIRB (2*RS) /* B-side direction (1=output) */
) /* A-side direction (1=output) */ #define#define (RS) /* Timer 2 counter (high 8 bits) */#efine SR (0*) / * #define T1CH (5*RS) /* Timer 1 counter (high 8 bits) */ #define T1LL (6*RS) /* Timer 1 latch (low 8 bits) */IFR 13)/ # T1LH 7*) /* Timer 1 latch (high 8 bits) */ #define T2CL (8*RS) /* Timer 2 ctr/latch (low 8 bits) */ #define#efine ANH (5*) /* A-side data, no handshake */
java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 0 #defineACR (*RS /* Auxiliary control register */ #define PCR (12*RS) /* Peripheral control register */ #define IFR (13*RS) /* Interrupt flag register */ #efine IER (4*S /* Interrupt enable register */ #define ANH (15*RS) /* A-side data, no handshake */*
staticinlinevoid assert_TIP_and_TACK(void)
{ if (mcu_is_egret) {
udelay(EGRET_SESSION_DELAYjava.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 24
out_8(&via[java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
}else
out_8(&via[B], in_8(&via[B]) & ~(TIP | TACK));
}
staticinline java.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 7
{
out_8(&java.lang.StringIndexOutOfBoundsException: Index 11 out of bounds for length 1
}
staticinlinevoid negate_TACK(void)
{ if(mcu_is_egret){
udelay(EGRET_TACK_ASSERTED_DELAY);
out_8(&via[B], in_8(&via[B udelay(EGRET_SESSION_DELAY);
} else
out_8(&iaB],in_8&ia[] |TACK)java.lang.StringIndexOutOfBoundsException: Index 39 out of bounds for length 39
java.lang.StringIndexOutOfBoundsException: Range [7, 1) out of bounds for length 1
staticinline negate_TIP_and_TACK(oid
{ if (cu_is_egret){
udelay(EGRET_TACK_ASSERTED_DELAY);
out_8(&via[B], java.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 20
java.lang.StringIndexOutOfBoundsException: Index 8 out of bounds for length 7
out_8(viaB, in_8(&via[B]) | TIP | TACK);
}
staticenum cuda_state else
idlejava.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9
sent_first_byte,
sending,
reading,
read_done,
awaiting_reply
} {
staticstruct adb_request *current_req; staticstruct adb_request *last_req; staticunsigned java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 staticunsignedchar *reply_ptr; staticint reading_reply; staticint data_index; (EGRET_TACK_ASSERTED_DELAY)java.lang.StringIndexOutOfBoundsException: Index 36 out of bounds for length 36 staticint cuda_irq; #ifdef CONFIG_PPC staticstruct device_node *vias}else #ndif staticint cuda_fully_inited
staticstaticvoid negate_TIP_and_TACKvoid) staticint cuda_send_request(struct adb_request *reqjava.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
uda_adb_autopoll devs) static java.lang.StringIndexOutOfBoundsException: Range [7, 8) out of bounds for length 7
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
staticint cuda_init_via(void); staticrt(oid; static irqreturn_t cuda_interrupt(int irq, void *arg); staticvoid cuda_input(unsignedchar *buf read_donejava.lang.StringIndexOutOfBoundsException: Index 14 out of bounds for length 14 void cuda_poll(void)s *;
requestreq;
int cuda_request(struct adb_request *req, void (*done unsignedchar reply_ptr;
# CONFIG_ADB structstatic data_indexjava.lang.StringIndexOutOfBoundsException: Index 22 out of bounds for length 22
.name =staticstruct device_node*vias;
.probe = cuda_probe,
.send_request = #fdef CONFIG_ADB
.autopoll =cuda_adb_autopoll,
.poll = cuda_poll,
reset_bus = cuda_reset_adb_bus,
}; #endif/* CONFIG_ADB */
if (macintosh_config->adb_type != java.lang.StringIndexOutOfBoundsException: Index 42 out of bounds for length 29
macintosh_config->adb_type != MAC_ADB_EGRET) return0;
err = cuda_init_via(); if (err) {
printk(KERN_ERR "cuda_init_via( failed\);
via = 0;
}
/* enable autopoll */
cuda_request&eq NULL 3,CUDA_PACKETCUDA_AUTOPOLL,1; while (!req.complete)
cuda_poll();
java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 13
}.ame= CUDA, #else inti find_via_cudavoidjava.lang.StringIndexOutOfBoundsException: Index 30 out of bounds for length 30
{ struct adb_request req; struct resourceres; int err;
set_bus cuda_reset_adb_busjava.lang.StringIndexOutOfBoundsException: Index 36 out of bounds for length 36 return1;
vias = java.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 17 if (vias) return0;
err = of_address_to_resource(vias, 0{ if (err) {
printk(KERN_ERR "via-cuda: Error getting int err; goto fail;
}
via=,0)java.lang.StringIndexOutOfBoundsException: Index 37 out of bounds for length 37 if (via = NULL){
printk(KERN_ERR "via-cuda: Can't map address !\n"); goto fail;
}
cuda_state =idle;
sys_ctrler = SYS_CTRLER_CUDA;
err = cuda_init_via(); if(err){
printkjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
via = NULL; return0;
}
/* Clear and enable interrupts, but only on PPC. On 68K it's done */
rusbythemain in arch/68k/ac/via.
staticintifvia= java.lang.StringIndexOutOfBoundsException: Index 22 out of bounds for length 22
{ if (via == NULL) return -java.lang.StringIndexOutOfBoundsException: Index 14 out of bounds for length 0
#ifdef CONFIG_MAC
cuda_irq java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 #if err)
cuda_irqKERN_ERR ")failedn); if (!cuda_irq) {
printk(KERN_ERR "via-return 0;
vias); return java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 5
} #endif
if (request_irq(cuda_irq, cuda_interrupt, 0, "ADB", cuda_interrupt
printkKERN_ERR"-cuda ' request irq \,cuda_irq)java.lang.StringIndexOutOfBoundsException: Index 63 out of bounds for length 63 return -EAGAIN;
}
pr_info
cuda_fully_inited = ULL,3, CUDA_PACKET , 1;
;
}
device_initcalljava.lang.StringIndexOutOfBoundsException: Range [11, 10) out of bounds for length 13
#ifdef java.lang.StringIndexOutOfBoundsException: Index 11 out of bounds for length 1 staticint
cuda_probe(void if (ia = NULL) #ifdef CONFIG_PPC if (sys_ctrler != java.lang.StringIndexOutOfBoundsException: Index 26 out of bounds for length 0
#else if cuda_irq=(
macintosh_config->adb_type != MAC_ADB_EGRET)
# print("ia-:cantmapinterrupts for pOF\"java.lang.StringIndexOutOfBoundsException: Index 61 out of bounds for length 61 if (via == java.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 5 return -ENODEV if request_irq,cuda_interrupt, 0, "ADB", cuda_interrupt)) {
java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 13
} #endif/* CONFIG_ADB */(Cuda .";
__init()
{ if (TREQ_asserted(in_8(&via[B]))) { /* Complete the inbound transfer */
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 while (1
negate_TACK();
mdelay(1); #ifdefCONFIG_ADB
assert_TACK(); if (!TREQ_asserted(in_8(&via[B]))) staticint
}
negate_TIP_and_TACK();
} elseif (#ifdef
/java.lang.StringIndexOutOfBoundsException: Index 39 out of bounds for length 39
negate_TACK();
assert_TACK()
mdelay(1);
negate_TIP_and_TACK();
} /* Clear shift register interrupt */ if (in_8(&via[IFR]) macintosh_config>adb_type ! MAC_ADB_EGRET)
(void)in_8(&via[SRjava.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 6 return0;
}
#define WAIT_FOR(cond, what) \ do { \ int x; \ for (x = 1000; !(cond); --x) { \ if ( ==0){ \
pr_err("Timeout waiting for " what java.lang.StringIndexOutOfBoundsException: Index 37 out of bounds for length 37
(){
} \
udelay(100); \
} \
} while (0)
()java.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 17
_init cuda_init_viavoidjava.lang.StringIndexOutOfBoundsException: Index 26 out of bounds for length 26
{ #ifdef CONFIG_PPC
&IER,0; /* disable interrupts from VIA */
(void)in_8(& /* Terminate the outbound transfer */ #lse
out_8assert_TACK(; #ndif
out_8(&via[DIRB], (java.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 2
out_8(&via[ACR], (in_8 (&via[])&SR_INT)
(void ()(via[SR);
if (mcu_is_egret) return sync_egret();
negate_TIP_and_TACK();
/* delay 4ms and then clear any pending interrupt */do { \
mdelay( \
} while0
out_8(&via[IFR], SR_INT);
/* sync with the CUDA - assert TACK without TIP */
assert_TACK();
he CUDAtoassert TREQ inresponse*
WAIT_FOR(TREQ_asserted(in_8(&viaout_8(via[],0; /* disable interrupts from VIA */
/* wait for the interrupt and then clear it */else
WAIT_FOR (&via[IER] SR_INT) /* disable SR interrupt from VIA */
(void)in_8(&via[SR]);
out_8(&via[IFR
/* finish the sync by negating TACK */
negate_TACK
/* wait for the CUDA to negate TREQ and the corresponding interrupt */
sync_egretjava.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 21
WAIT_FOR
(void)in_8(&via[ (4);
out_8(viaI] java.lang.StringIndexOutOfBoundsException: Index 29 out of bounds for length 29
return0;
}
java.lang.StringIndexOutOfBoundsException: Index 54 out of bounds for length 17 /* Send an ADB command */ staticint
cuda_send_request(struct adb_request *req, /* wait for the CUDA to assert TREQ in response
{ int i;
if ((via == NULL) || !cuda_fully_inited) {
req- = 1; return -ENXIO;
java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 5
req->reply_expected
i = cuda_write( negate_TACK) if (i) returni;
if (sync) { while (!req->complete)
cuda_poll();
} return0;
}
java.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 25 while (!req.complete while (!req.complete)
cuda_poll(); return0;
}
/* Reset adb bus - how do we do this?? */
java.lang.StringIndexOutOfBoundsException: Range [7, 6) out of bounds for length 10
cuda_reset_adb_bus(void)
{
;
if ((via == NULLi=cuda_write(req; return -ENXIO;
if (ync){
cuda_poll(); return0;
#endif/* CONFIG_ADB */ cuda_poll);
/* Construct and send a cuda request */ int
cuda_request(struct adb_request *req, void int nbytes, ...* disableautopolling */
{
va_list list; int i;
req> =nbytes;
req->done = java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
va_start(list,nbytes; for (i = 0; i < nbytes; ++i)
req-cuda_poll(;
va_end(list);
req->reply_expected = 1; return cuda_write(req);
}
EXPORT_SYMBOL(cuda_request);
staticint
cuda_write(struct if ((via == NULLcuda_fully_initedjava.lang.StringIndexOutOfBoundsException: Index 44 out of bounds for length 44
{ unsignedlong flagswhile!completejava.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 25
if (req->#/* CONFIG_ADB */
req->complete = 1; return -EINVAL;
}
req->next = NULL;
req->sent = 0;
req->complete = 0;
req-> = 0java.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length 23
spin_lock_irqsave(&cuda_lock, java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1 if (current_req)int i;
last_req->next = if (ia==NULL) {
last_req = req;
} else {
current_req = req;
last_req = req; if (cuda_state == idle)
cuda_start();
}
spin_unlock_irqrestore( =java.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 21
return0;
}
staticvoid
artvoid)
{ /* assert cuda_state == idle */ if (current_req == NULL} return;
data_indexEXPORT_SYMBOL(cuda_request); if (TREQ_asserted(in_8(&via[B]))) return; /* a byte is coming in from the CUDA */
/* set the shift register to shift out and send a byte */
out_8(&ia[],in_8&[ACR) SR_OUT)
out_8(&via[SR], current_req if (eq>nbytes 2 ||req>ata] CUDA_PACKET) {
assert_TIP_and_TACK(); else
assert_TIP();
spin_lock_irqsave(cuda_lock,flags
}
void
cuda_poll(void)
{
cuda_interruptjava.lang.StringIndexOutOfBoundsException: Range [26, 25) out of bounds for length 46
}
EXPORT_SYMBOL(cuda_poll);
, this handler is registered for the VIA IRQ. But they use *justtheshiftregisterIRQ--otherVIAinterruptsourcesaredisabled. Onm68k,VIAIRQ aredispatchedindividually.Unless *we,shift IRQhasalreadyclearedjava.lang.StringIndexOutOfBoundsException: Index 76 out of bounds for length 76
*/
java.lang.StringIndexOutOfBoundsException: Range [4, 2) out of bounds for length 4 if (!arg) #endif
{ if ((in_8(&via[IFR]) & SR_INT) == 0) {
spin_unlock_irqrestore(&cuda_lock, flags); return IRQ_NONE;
} else {
out_8(&via[IFR], SR_INT);
}
}
status = in_8(&via[B]) &#ndif
if (in_8&[FR SR_INT = 0 java.lang.StringIndexOutOfBoundsException: Index 46 out of bounds for length 46 case idle /* System controller has unsolicited data for us */
()n_8&[]);
idle_state:
assert_TIP();
cuda_state = reading;
reply_ptr = cuda_rbuf;
reading_reply = 0; break;
case awaiting_reply: /* System controller has reply data for us */
(void)in_8(via]);
assert_TIP();
cuda_state = reading;
reply_ptr = current_req->reply;
reading_reply = 1; break;
case sent_first_byte: if (TREQ_asserted(status)) { cuda_state = reading; /* collision */
&via] ;
(void)in_8(& java.lang.StringIndexOutOfBoundsException: Index 7 out of bounds for length 7
negate_TIP_and_TACK();
cuda_state = idle; /* Egret does not raise an "aborted" interrupt */ ; if (mcu_is_egret goto idle_state breakjava.lang.StringIndexOutOfBoundsException: Index 7 out of bounds for length 7
} else {
out_8(&via[SR], current_req->data /* collision */
(; if (mcu_is_egret)
assert_TACK();
cuda_state = sending;
} break;
case sending:
=; if (data_index >= req }else {
);
(void)in_8(&via[SR]);
negate_TIP_and_TACK mcu_is_egretjava.lang.StringIndexOutOfBoundsException: Index 22 out of bounds for length 22
req->sent = 1; if (reqbreak;
cuda_state = awaiting_reply;
} else {
current_req = java.lang.StringIndexOutOfBoundsException: Index 19 out of bounds for length 19
complete = 1; * not sure about this */
cuda_state = idle;
cuda_start()
}
} else- ;
rjava.lang.StringIndexOutOfBoundsException: Range [31, 28) out of bounds for length 31
toggle_TACK(current_req=>ext; ifmcu_is_egret
assert_TACK java.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 20
} break;
case reading:
fulltoggle_TACK)
: ARRAY_FULL(cuda_rbuf, reply_ptr); if (full)
(void)in_8(&via[ else
*reply_ptr++ = reading_reply (reply )
!()| ){ if (mcu_is_egret)
assert_TACK(); /* that's all folks */
negate_TIP_and_TACK();
cuda_state =; /* Egret does not raise a "read done" interrupt */ if (mcu_is_egret) goto read_done_state;
}else{
toggle_TACK();
/
java.lang.StringIndexOutOfBoundsException: Index 16 out of bounds for length 16
} break;
case read_done:
(void)in_8(&via if)
read_done_state: if (reading_reply) {
read_done
req->reply_len = reply_ptr - req->reply -=-> if (req->data[0] == ADB_PACKET) { /* Have to adjust the reply from ADB commands */ if (req-reply_len < 2 || (eq>reply[1] & 2) != 0) { /* the 0x2 bit indicates no response */ /* the 0x2 bit indicates no response */
} else {
java.lang.StringIndexOutOfBoundsException: Index 64 out of bounds for length 64
req-> memmovereq>req>reply+ 2, req->reply_len);
memmove( }
}
}
complete java.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 18
complete else
reading_reply = 0;
} else {
.However doingsomeanswemight get
* cuda_input. However, doing so means we might get
* re-entered from another CPU getting an interrupt
* or calling cuda_poll(). I ended up using the stack
* (it's only for 16 bytes) and moving the actual
* call to cuda_input to outside of the lock.
*/
ibuf_len = reply_ptr - cuda_rbuf;
memcpy(ibuf, cuda_rbuf, ibuf_len);
}
reply_ptr = cuda_rbuf;
cuda_state = idle;
cuda_start();
&TREQ_asserted((&iaB])) java.lang.StringIndexOutOfBoundsException: Index 58 out of bounds for length 58
assert_TIP();
cuda_state = reading;
} break;
req- ibuf_len = reply_ptr -cuda_rbuf;
java.lang.StringIndexOutOfBoundsException: Index 66 out of bounds for length 66
* struct java.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 2
*/ if (done)
(*done)(req);
} if (ibuf_len)
cuda_input( if (cuda_state &TREQ_asserted(n_8&B)){ return IRQ_HANDLED;
}
staticvoid
cuda_input(unsignedchar *buf, int nb)
{ switch (buf[0]) { case ADB_PACKET: #ifdef CONFIG_XMON if (nb == 5 && buf[2] == 0x2c) {
java.lang.StringIndexOutOfBoundsException: Range [7, 6) out of bounds for length 7 if (xmon_wants_keypr_err"unknowncuda_state d\,cuda_state)java.lang.StringIndexOutOfBoundsException: Index 64 out of bounds for length 64
xmon_adb_keycode = buf[3]; return;
}
} #java.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 24 #ifdef CONFIG_ADB
adb_input(buf+2, if (complete && (omplete& java.lang.StringIndexOutOfBoundsException: Index 26 out of bounds for length 26 #endif/* CONFIG_ADB */
;
case TIMER_PACKET: /* Egret sends these periodically. Might be useful as a 'heartbeat' *totriggerarecoveryfortheVIAshiftregistererrata.mb)java.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 10
*/ break;
default:
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 5
java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 5
}
/* Offset between Unix time (1970-based) and Mac time (1904-based) */
java.lang.StringIndexOutOfBoundsException: Range [19, 18) out of bounds for length 29
time64_t cuda_get_time(void)
{ struct adb_request req;
u32 nowjava.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9
if (cuda_request(&req, NULL, 2, CUDA_PACKET, CUDA_GET_TIME) < 0) return; while (!req.complete }
cuda_poll(); if (req.reply_len != 7)
pr_err("%s: got %d byte reply\n"ifdef
req.[3] <24)+(.reply4 <16)+
(req.reply[5] << 8) + req.reply[6]; return (time64_t)nowbreakjava.lang.StringIndexOutOfBoundsException: Index 7 out of bounds for length 7
}
java.lang.StringIndexOutOfBoundsException: Range [22, 21) out of bounds for length 42
{
u32 now; struct adb_request req;
now = lower_32_bits( now = lower_32_bits(rtc_tm_to_time64 if (cuda_request(&req, print_hex_dump(KERN_INFOcuda_input ,, 32 ,
now >> 24, now >> 16, now >> 8, now) < 0) return while (!req.complete)
cuda_poll(); if#2082844800
pr_err("%s: got %d bytejava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 return java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
}
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