multitap.c File Reference

#include "common/hardware/hwregs.h"
#include "common/hardware/irq.h"
#include "common/hardware/sio.h"
#include "common/syscalls/syscalls.h"
#include "exotic/cester.h"

Include dependency graph for multitap.c:

Macros
#define	PCSX_TESTS   0
#define	CESTER_NO_SIGNAL
#define	CESTER_NO_TIME
#define	EXIT_SUCCESS   0
#define	EXIT_FAILURE   1

Functions
	CESTER_BODY (static int s_interruptsWereEnabled;static int s_host;static int s_req1;static uint8_t s_reply;static uint8_t s_ack;static void settle(int n) { for(;n > 0;n--) __asm__ volatile("");} static void padSelect(int port) { SIOS[0].ctrl=SIO_CTRL_DTR|(port ? SIO_CTRL_PORTSEL :0);SIOS[0].baudRate=0x88;SIOS[0].mode=0xd;while(SIOS[0].stat &SIO_STAT_RXRDY) {(void) SIOS[0].fifo;} SIOS[0].ctrl|=SIO_CTRL_TXEN|SIO_CTRL_ACKIRQEN;settle(100);} static void padDeselect(void) { SIOS[0].ctrl=0;settle(100);} static uint8_t padTransceive(uint8_t out, uint8_t *ack) { int i;uint8_t in;SIOS[0].ctrl|=SIO_CTRL_ERRRES;IREG=~IRQ_CONTROLLER;SIOS[0].fifo=out;while(!(SIOS[0].stat &SIO_STAT_RXRDY)) __asm__ volatile("");in=SIOS[0].fifo;*ack=0;for(i=0;i< 4000;i++) { if(IREG &IRQ_CONTROLLER) { *ack=1;break;} } return in;} static void padFrame(int port, const uint8_t *out, int n) { int i;padSelect(port);for(i=0;i< n;i++) s_reply[i]=padTransceive(out[i], &s_ack[i]);padDeselect();} static void padRead(int port, uint8_t addr, uint8_t req, int n) { uint8_t out[40];int i;for(i=0;i< n;i++) out[i]=0;out[0]=addr;out[1]=0x42;out[2]=req;padFrame(port, out, n);} static void padReadLong(uint8_t req) { uint8_t out[35];int i;for(i=0;i< 35;i++) out[i]=0;out[0]=0x01;out[1]=0x42;out[2]=req;for(i=0;i< 4;i++) out[3+i *8]=0x42;padFrame(0, out, 35);} static void dumpReply(const char *what, int n) { int i;ramsyscall_printf("%s:", what);for(i=0;i< n;i++) ramsyscall_printf(" %02x%s", s_reply[i], s_ack[i] ? "" :"!");ramsyscall_printf("\n");}[40][40])
	if (s_req1)
	cester_assert_uint_eq (s_reply[1], 0x80)
	cester_assert_uint_eq (s_reply[2], 0x5a)
	for (i=0;i< 32;i++)
	cester_assert_uint_eq (s_ack[34], 0)
	padRead (0, 0x01, 0x00, 5)
	dumpReply ("after long, REQ=0", 5)
	cester_assert_uint_eq (s_reply[1], 0x41)
	CESTER_TEST (multitapRequestDuringLongRead, CESTER_TEST(multitap_tests, if(s_req1) return;padRead(0, 0x01, 0x01, 5);padReadLong(0x01);cester_assert_uint_eq(s_reply[1], s_host ? 0x80 :0x41);padReadLong(0x00);dumpReply("long after long", 35);cester_assert_uint_eq(s_reply[1], s_host ? 0x80 :0x41);if(s_host) { cester_assert_uint_eq(s_reply[11], 0x41);cester_assert_uint_eq(s_reply[14], 0xef);})
	padRead (0, 0x04, 0x00, 5)
	dumpReply ("04 42 00", 5)
	if (s_host)
	padRead (0, 0x03, 0x00, 5)
	dumpReply ("03 42 00", 5)
	cester_assert_uint_eq (s_ack[0], 0)
	CESTER_TEST (multitapAbsentOnPort2, CESTER_TEST(multitap_tests, if(s_req1) return;padRead(1, 0x02, 0x00, 5);dumpReply("port 2: 02 42 00", 5);cester_assert_uint_eq(s_ack[0], 0);)

Variables
int	i
	else

Macro Definition Documentation

CESTER_NO_SIGNAL

#define CESTER_NO_SIGNAL

CESTER_NO_TIME

#define CESTER_NO_TIME

EXIT_FAILURE

#define EXIT_FAILURE   1

EXIT_SUCCESS

#define EXIT_SUCCESS   0

PCSX_TESTS

#define PCSX_TESTS   0

Function Documentation

cester_assert_uint_eq() [1/5]

cester_assert_uint_eq	(	s_ack	[0],
		0
	)

cester_assert_uint_eq() [2/5]

cester_assert_uint_eq	(	s_ack	[34],
		0
	)

cester_assert_uint_eq() [3/5]

cester_assert_uint_eq	(	s_reply	[1],
		0x41
	)

cester_assert_uint_eq() [4/5]

cester_assert_uint_eq	(	s_reply	[1],
		0x80
	)

cester_assert_uint_eq() [5/5]

cester_assert_uint_eq	(	s_reply	[2],
		0x5a
	)

CESTER_BODY()

CESTER_BODY

(

static int s_interruptsWereEnabled;static int s_host;static int s_req1;static uint8_t s_reply;static uint8_t s_ack;static void settle(int n) { for(;n > 0;n--) __asm__ volatile("");} static void padSelect(int port) { SIOS[0].ctrl=SIO_CTRL_DTR|(port ? SIO_CTRL_PORTSEL :0);SIOS[0].baudRate=0x88;SIOS[0].mode=0xd;while(SIOS[0].stat &SIO_STAT_RXRDY) {(void) SIOS[0].fifo;} SIOS[0].ctrl|=SIO_CTRL_TXEN|SIO_CTRL_ACKIRQEN;settle(100);} static void padDeselect(void) { SIOS[0].ctrl=0;settle(100);} static uint8_t padTransceive(uint8_t out, uint8_t *ack) { int i;uint8_t in;SIOS[0].ctrl|=SIO_CTRL_ERRRES;IREG=~IRQ_CONTROLLER;SIOS[0].fifo=out;while(!(SIOS[0].stat &SIO_STAT_RXRDY)) __asm__ volatile("");in=SIOS[0].fifo; *ack=0;for(i=0;i< 4000;i++) { if(IREG &IRQ_CONTROLLER) { *ack=1;break;} } return in;} static void padFrame(int port, const uint8_t *out, int n) { int i;padSelect(port);for(i=0;i< n;i++) s_reply[i]=padTransceive(out[i], &s_ack[i]);padDeselect();} static void padRead(int port, uint8_t addr, uint8_t req, int n) { uint8_t out[40];int i;for(i=0;i< n;i++) out[i]=0;out[0]=addr;out[1]=0x42;out[2]=req;padFrame(port, out, n);} static void padReadLong(uint8_t req) { uint8_t out[35];int i;for(i=0;i< 35;i++) out[i]=0;out[0]=0x01;out[1]=0x42;out[2]=req;for(i=0;i< 4;i++) out[3+i *8]=0x42;padFrame(0, out, 35);} static void dumpReply(const char *what, int n) { int i;ramsyscall_printf("%s:", what);for(i=0;i< n;i++) ramsyscall_printf(" %02x%s", s_reply[i], s_ack[i] ? "" :"!");ramsyscall_printf("\n");}

[40][40]

)

CESTER_TEST() [1/2]

CESTER_TEST	(	multitapAbsentOnPort2	,
		CESTER_TEST(	multitap_tests,
		if(s_req1) return;padRead(1, 0x02, 0x00, 5);dumpReply("port 2: 02 42 00", 5);cester_assert_uint_eq(s_ack[0], 0);
	)

CESTER_TEST() [2/2]

CESTER_TEST	(	multitapRequestDuringLongRead	,
		CESTER_TEST(	multitap_tests,
		if(s_req1) return;padRead(0, 0x01, 0x01, 5);padReadLong(0x01);cester_assert_uint_eq(s_reply[1], s_host ? 0x80 :0x41);padReadLong(0x00);dumpReply("long after long", 35);cester_assert_uint_eq(s_reply[1], s_host ? 0x80 :0x41);if(s_host) { cester_assert_uint_eq(s_reply[11], 0x41);cester_assert_uint_eq(s_reply[14], 0xef);}
	)

dumpReply() [1/3]

dumpReply	(	"03 42 00"	,
		5
	)

dumpReply() [2/3]

dumpReply	(	"04 42 00"	,
		5
	)

dumpReply() [3/3]

dumpReply

(

"after long

)

for()

for

(

)

if() [1/2]

if

(

s_host

)

if() [2/2]

if

(

s_req1

)

padRead() [1/3]

padRead	(	0	,
		0x01	,
		0x00	,
		5
	)

padRead() [2/3]

padRead	(	0	,
		0x03	,
		0x00	,
		5
	)

padRead() [3/3]

padRead	(	0	,
		0x04	,
		0x00	,
		5
	)

Variable Documentation

else

else

Initial value:

{
        cester_assert_uint_eq(s_ack[0], 0)

i

int i