Subversion Repositories openfire2

#include "openfire.h"

// --- prototypes ---

void interrupt_handler(void) __attribute__((interrupt_handler));

// -------------------------------------

void interrupt_handler(void)

{

   uart1_printchar('.');

}

// -------------------------------------

void main(void)

{

  int n;

  uart1_printline("inicio del test\r\n");

  uart1_printline("setting interrupt handler\r\n");

  asm volatile ("la  r6, r0, interrupt_handler  \n\t" \

                "sw  r6, r1, r0                 \n\t" \

                "lhu r7, r1, r0                 \n\t" \

                "shi r7, r0, 0x12               \n\t" \

                "shi r6, r0, 0x16               \n\t" \

                "la  r6, r0, 0x2                \n\t" \

                "mts rmsr, r6                   \n\t" );

  uart1_printline("configure timer1\r\n");

  *(unsigned long *) TIMER1_PORT = TIMER1_CONTROL | 50000000L;  // pulse each 2 seconds

  uart1_printline("enable interrupts for timer1\r\n");

  *(unsigned long *) INTERRUPT_ENABLE = INTERRUPT_TIMER1;

  uart1_printline("working...");

  while(1)

  {

    for(n = 0; n < 1000000; n++);

    uart1_printchar('+');

  }

}