int cpuint_init(void)
{
int cpunum;
int irqline;
/* loop over all CPUs */
for (cpunum = 0; cpunum < cpu_gettotalcpu(); cpunum++)
{
/* reset the IRQ lines */
for (irqline = 0; irqline < MAX_IRQ_LINES; irqline++)
{
irq_line_state[cpunum][irqline] = CLEAR_LINE;
interrupt_vector[cpunum][irqline] =
irq_line_vector[cpunum][irqline] = cpunum_default_irq_vector(cpunum);
}
/* reset the IRQ event queues */
irq_event_index[cpunum] = 0;
}
/* set up some stuff to save */
state_save_set_current_tag(0);
state_save_register_UINT8("cpu", 0, "irq enable", interrupt_enable, cpu_gettotalcpu());
state_save_register_INT32("cpu", 0, "irq vector", &interrupt_vector[0][0],cpu_gettotalcpu() * MAX_IRQ_LINES);
state_save_register_UINT8("cpu", 0, "irqline state", &irq_line_state[0][0], cpu_gettotalcpu() * MAX_IRQ_LINES);
state_save_register_INT32("cpu", 0, "irqline vector", &irq_line_vector[0][0], cpu_gettotalcpu() * MAX_IRQ_LINES);
return 0;
}
void cpuint_reset(void)
{
int cpunum, line;
/* loop over CPUs */
for (cpunum = 0; cpunum < cpu_gettotalcpu(); cpunum++)
for (line = 0; line < MAX_INPUT_LINES; line++)
{
interrupt_vector[cpunum][line] = cpunum_default_irq_vector(cpunum);
input_event_index[cpunum][line] = 0;
}
}
void cpuint_reset_cpu(int cpunum)
{
int irqline;
/* start with interrupts enabled, so the generic routine will work even if */
/* the machine doesn't have an interrupt enable port */
interrupt_enable[cpunum] = 1;
for (irqline = 0; irqline < MAX_IRQ_LINES; irqline++)
{
interrupt_vector[cpunum][irqline] = cpunum_default_irq_vector(cpunum);
irq_event_index[cpunum] = 0;
}
/* reset any driver hooks into the IRQ acknowledge callbacks */
drv_irq_callbacks[cpunum] = NULL;
}
