/* Lab-specific initialization goes here */
void labinit( void )
{
* portE = 0x0; // for LED outputs
// only for the last 8 bits
* E = * E & 0xFF00;
// initialising port D as input
// using the pic32mx system
TRISD = TRISD & 0x0FE0;
PR2 = TMR2PERIOD;
T2CON = 0x0; // clearing the clock
T2CONSET = 0x70; // setting the prescale
TMR2 = 0; // reset timer to 0
T2CONSET = 0x8000; // turn timer on, set bit 15 to 1
// configuring the priority level
IPC(2) = 7;
// enabling bit 8 for the interupt
IEC(0) = 0x100;
// configuring the priority
IPC(1) = 0x1C000000 ;
// enabling bit 7 fot interrupt
IEC(0) = IEC(0) | 0x80;
// calling interupt from labwork.S
enable_interrupt();
return;
}
/* Lab-specific initialization goes here */
void labinit( void )
{
volatile int* trise = (volatile int*) 0xbf886100;
*trise = *trise & 0xff00;
TRISD = TRISD | 0x0fe0;
//initialize timer 2
T2CON = 0x70; //sätt 1:256 prescale !!! bit 5-4 ska vara 11, bit 6 oklar
//men den måste vara 1
PR2 = (80000000/256)/10; //sätt perioden till en tiondel av en sekund
PR2 = PR2*2; // <------- surprise assignment
TMR2 = 0; //reseting counter for timer 2
T2CONSET = 0x8000; // start timer (ON bit is bit 15)
//enable interrupts
IEC(0) = IEC(0) | 0x0100; //sätt bit 8 till 1 för att enable interrupts
IPC(2) = 7; //ta emot interrupts från Timer 2, högsta prioritet
//7 är högsta med 3 bitar
enable_interrupts(); //kalla assembler metod för att enabla globala interrupts
return;
}
/* Lab-specific initialization goes here */
void labinit( void )
{
// defining the int pointer, trise, volatile because you
//don't want the c compiler to optimise
volatile int * E = (volatile int *) 0xbf886100;
//
volatile int * portE = (volatile int *) 0xbf886110;
* portE = 0x0; // for LED outputs
// only for the last 8 bits
* E = * E & 0xFF00;
// initialising port D as input
// using the pic32mx system
TRISD = TRISD & 0x0FE0;
PR2 = TMR2PERIOD;
T2CON = 0x0; // clearing the clock
T2CONSET = 0x70; // setting the prescale
TMR2 = 0; // reset timer to 0
T2CONSET = 0x8000; // turn timer on, set bit 15 to 1
// enabling interupts from Timer 2
// IPC(2) = 7;
IPC(2) = IPC(2) | 0x10;
// set bit no 8 to enable interupt
IEC(0) = 0x100;
// calling interupt from labwork.S
enable_interrupt();
return;
}
/* initialization routine */
void init (void) {
/* turn spi off and clear interrupts */
SPI2CON = 0;
IEC(1) = 0;
IPC(7) = 0;
IFS(1) = 0;
/* set interrupts */
IPC(7) = (7<<24);
IEC(1) = (1<<7);
/* set spi */
SPI2BRG = 0x1FF; // Set SCK ~78kHz
SPI2STATCLR = 0x40; // Clear SPIROV bit
SPI2CON = 0x8060; // Set ON, CKE = 0, CKP = 1, MSTEN = 1
asm("ei");
}
/* This function is called before main() is called, you can do setup here */
void _on_bootstrap() {
inputinit();
display_init();
IEC(0) = 0x100; /* Interrupt Enable Control */
IPC(2) = 0b111110100; /* Interrupt Priority Control */
TMR2 = 0; /* Reset Timer Value */
PR2 = 31250; /* Set period register */
T2CON = 0b1000000001110000; /* Set internal 16-bit timer. Prescaling 1:256 */
__asm__ volatile("ei"); /* Enable interrupt */
}
void exit_game()
{
IEC(0) = ~0xFFFF;
display_string(0, " ");
display_string(1, " Game Over ");
char str[16] = " Score: ";
char *scr = itoaconv(score);
for(int i = 9; *scr; str[i] = *scr++, i++);
display_string(2, str);
display_update_text();
for(;;);
}
/* Lab-specific initialization goes here */
void labinit( void )
{
volatile int* trise = (volatile int*) 0xbf886100; // 8 sista satta till 0 (Output)
TRISD = 0xfe0; // [11:5] Som input. Resten output
PR2 = TIMER2PERIOD;
TMR2 = 0;
T2CON = 0x70; // Sätter prescale till 1:256
IEC(0) = 0x100; // Sätter tmr2 interrupt enable
IPC(2) = 0x4; // Sätter icke-noll prio till de tre bitarna.
T2CONSET = 0x8000; // Startar timern
enable_interrupt();
return;
}
/*
* load index for one file
*/
static IndexEntryContainer::unique_ptr_type
loadAccIndex(std::string const & filename)
{
uint64_t const indexpos = getIndexPos(filename);
::libmaus::aio::CheckedInputStream indexistr(filename);
// seek to index position
indexistr.seekg(indexpos,std::ios::beg);
//
::libmaus::bitio::StreamBitInputStream SBIS(indexistr);
// read size of index
uint64_t const numentries = ::libmaus::bitio::readElias2(SBIS);
// pos bits
unsigned int const posbits = ::libmaus::bitio::readElias2(SBIS);
// k bits
unsigned int const kbits = ::libmaus::bitio::readElias2(SBIS);
// k acc
/* uint64_t const symacc = */ ::libmaus::bitio::readElias2(SBIS);
// v bits
unsigned int const vbits = ::libmaus::bitio::readElias2(SBIS);
// v acc
/* uint64_t const symacc = */ ::libmaus::bitio::readElias2(SBIS);
// align
SBIS.flush();
SBIS.getBitsRead();
// std::cerr << "numentries " << numentries << std::endl;
// read index
libmaus::autoarray::AutoArray< IndexEntry > index(numentries+1,false);
for ( uint64_t i = 0; i < numentries+1; ++i )
{
uint64_t const pos = SBIS.read(posbits);
uint64_t const kcnt = SBIS.read(kbits);
uint64_t const vcnt = SBIS.read(vbits);
index[i] = IndexEntry(pos,kcnt,vcnt);
}
IndexEntryContainer::unique_ptr_type IEC(new IndexEntryContainer(index));
return UNIQUE_PTR_MOVE(IEC);
}
