tapcard.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 tapcard.c:

Macros
#define	PCSX_TESTS   0
#define	CESTER_NO_SIGNAL
#define	CESTER_NO_TIME
#define	EXIT_SUCCESS   0
#define	EXIT_FAILURE   1
#define	FRAME   140

Functions
	CESTER_BODY (static int s_interruptsWereEnabled;static int s_tap;#define FRAME static uint8_t s_reply;static uint8_t s_ack;static void settle(int n) { for(;n > 0;n--) __asm__ volatile("");} static uint8_t transceive(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 readSector0(uint8_t addr) { int i;SIOS[0].ctrl=SIO_CTRL_DTR;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);for(i=0;i< FRAME;i++) { s_reply[i]=transceive(i==0 ? addr :i==1 ? 0x52 :0x00, &s_ack[i]);if(!s_ack[i]) break;} for(i++;i< FRAME;i++) s_reply[i]=s_ack[i]=0;SIOS[0].ctrl=0;settle(100);ramsyscall_printf("%02x 52 sector 0:", addr);for(i=0;i< 12;i++) ramsyscall_printf(" %02x%s", s_reply[i], s_ack[i] ? "" :"!");ramsyscall_printf(" .. %02x %02x%s\n", s_reply[138], s_reply[139], s_ack[138] ? "" :"!");} static int checkFrame(void) { uint8_t sum=0;int i;if(s_reply[1] !=0x08||s_reply[2] !=0x5a||s_reply[3] !=0x5d) return 1;if(s_reply[6] !=0x5c||s_reply[7] !=0x5d||s_reply[8] !=0x00||s_reply[9] !=0x00) return 2;if(s_reply[10] !='M'||s_reply[11] !='C'||s_reply[137] !=0x0e) return 3;for(i=8;i< 138;i++) sum ^=s_reply[i];if(s_reply[138] !=sum) return 4;if(s_reply[139] !=0x47) return 5;for(i=0;i< 139;i++) { if(!s_ack[i]) return 6;} return 0;}[FRAME][FRAME])
	cester_assert_uint_eq (s_ack[0], 0)
	CESTER_TEST (tapcardSlotCEmpty, CESTER_TEST(tapcard_tests, readSector0(0x83);cester_assert_uint_eq(s_reply[0], 0xff);cester_assert_uint_eq(s_ack[0], 0);)

Variables
	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

FRAME

#define FRAME   140

PCSX_TESTS

#define PCSX_TESTS   0

Function Documentation

cester_assert_uint_eq()

cester_assert_uint_eq	(	s_ack	[0],
		0
	)

CESTER_BODY()

CESTER_BODY

(

static int s_interruptsWereEnabled;static int s_tap;#define FRAME static uint8_t s_reply;static uint8_t s_ack;static void settle(int n) { for(;n > 0;n--) __asm__ volatile("");} static uint8_t transceive(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 readSector0(uint8_t addr) { int i;SIOS[0].ctrl=SIO_CTRL_DTR;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);for(i=0;i< FRAME;i++) { s_reply[i]=transceive(i==0 ? addr :i==1 ? 0x52 :0x00, &s_ack[i]);if(!s_ack[i]) break;} for(i++;i< FRAME;i++) s_reply[i]=s_ack[i]=0;SIOS[0].ctrl=0;settle(100);ramsyscall_printf("%02x 52 sector 0:", addr);for(i=0;i< 12;i++) ramsyscall_printf(" %02x%s", s_reply[i], s_ack[i] ? "" :"!");ramsyscall_printf(" .. %02x %02x%s\n", s_reply[138], s_reply[139], s_ack[138] ? "" :"!");} static int checkFrame(void) { uint8_t sum=0;int i;if(s_reply[1] !=0x08||s_reply[2] !=0x5a||s_reply[3] !=0x5d) return 1;if(s_reply[6] !=0x5c||s_reply[7] !=0x5d||s_reply[8] !=0x00||s_reply[9] !=0x00) return 2;if(s_reply[10] !='M'||s_reply[11] !='C'||s_reply[137] !=0x0e) return 3;for(i=8;i< 138;i++) sum ^=s_reply[i];if(s_reply[138] !=sum) return 4;if(s_reply[139] !=0x47) return 5;for(i=0;i< 139;i++) { if(!s_ack[i]) return 6;} return 0;}

[FRAME][FRAME]

)

CESTER_TEST()

CESTER_TEST	(	tapcardSlotCEmpty	,
		CESTER_TEST(	tapcard_tests,
		readSector0(0x83);cester_assert_uint_eq(s_reply[0], 0xff);cester_assert_uint_eq(s_ack[0], 0);
	)

Variable Documentation

else

else

Initial value:

{
        cester_assert_uint_eq(s_reply[0], 0xff)