/* icu.s */

/* Interrupt controller symbolic constants for assembly language        */
/*      Note: icu.h defines equivalent constants for C functions        */

        .set    ICU1,0x20       /* I/O port address, 8259A #1           */
        .set    ICU2,0xA0       /* I/O port address, 8258A #2           */

        .set    OCW1_2,ICU1     
        .set    OCW2_2,ICU2

        .set    IMR1,ICU1 + 1   /* Interrupt Mask Register for #1       */
        .set    IMR2,ICU2 + 1   /* Interrupt Mask Register for #2       */

        .set    EOI,0x20        /* Non-specific end of interrupt        */