Archipelago » qemu

/*

 * QEMU 8259 interrupt controller emulation

 * Copyright (c) 2003-2004 Fabrice Bellard

 * Permission is hereby granted, free of charge, to any person obtaining a copy

 * of this software and associated documentation files (the "Software"), to deal

 * in the Software without restriction, including without limitation the rights

        {

            int i;

            for(i = 0; i < 2; i++) {

                       s->pics[i].priority_add);

            }

        }

        printf("pic: cpu_interrupt\n");

        intno = s->pics[0].irq_base + irq;

    }

    pic_update_irq(s);

#ifdef DEBUG_IRQ_LATENCY

           (double)(qemu_get_clock(vm_clock) - irq_time[irq]) * 1000000.0 / ticks_per_sec);

#endif

#if defined(DEBUG_PIC)

        ret = pic_poll_read(&s->pics[1], 0x80) + 8;

    /* Prepare for ISR read */

    s->pics[0].read_reg_select = 1;

    return ret;

}

static void pic_save(QEMUFile *f, void *opaque)

{

    PicState *s = opaque;

    qemu_put_8s(f, &s->last_irr);

    qemu_put_8s(f, &s->irr);

    qemu_put_8s(f, &s->imr);

static int pic_load(QEMUFile *f, void *opaque, int version_id)

{

    PicState *s = opaque;

    if (version_id != 1)

        return -EINVAL;

{

    int i;

    PicState *s;

    if (!isa_pic)

        return;

    for(i=0;i<2;i++) {

        s = &isa_pic->pics[i];

        term_printf("pic%d: irr=%02x imr=%02x isr=%02x hprio=%d irq_base=%02x rr_sel=%d elcr=%02x fnm=%d\n",

                    s->special_fully_nested_mode);

    }

}