Subversion Repositories lxp32

/*

 * Test "hlt" instruction

 */

        lc r100, 0x10000000 // test result output pointer

        lc r101, halt

        lc r103, 0x20000000 // timer: number of pulses (0xFFFFFFFF - infinite)

        lc r104, 0x20000004 // timer: delay between pulses (in cycles)

        lc iv0, timer_handler

        mov r10, 2

        mov cr, 1 // enable interrupt 0

        lc r0, 1000

        sw r104, r0

        sw r103, 1

        hlt

        sw r100, r10 // r10 will be 2 if interrupt hasn't been called, which is a failure code

halt:

        hlt

        jmp r101 // halt

timer_handler:

        mov r10, 1

        iret