static void sun4m_clear_ipi(int cpu, int level)
{
unsigned long mask;
mask = sun4m_get_irqmask(level);
sun4m_interrupts->cpu_intregs[cpu].clear = mask;
}
static void sun4m_disable_irq(unsigned int irq_nr)
{
unsigned long mask, flags;
int cpu = smp_processor_id();
mask = sun4m_get_irqmask(irq_nr);
local_irq_save(flags);
if (irq_nr > 15)
sun4m_interrupts->set = mask;
else
sun4m_interrupts->cpu_intregs[cpu].set = mask;
local_irq_restore(flags);
}
static void sun4m_disable_irq(unsigned int irq_nr)
{
unsigned long mask, flags;
int cpu = smp_processor_id();
mask = sun4m_get_irqmask(irq_nr);
local_irq_save(flags);
if (irq_nr > 15)
sbus_writel(mask, &sun4m_irq_global->mask_set);
else
sbus_writel(mask, &sun4m_irq_percpu[cpu]->set);
local_irq_restore(flags);
}
static void sun4m_enable_irq(unsigned int irq_nr)
{
unsigned long mask, flags;
int cpu = smp_processor_id();
/* Dreadful floppy hack. When we use 0x2b instead of
* 0x0b the system blows (it starts to whistle!).
* So we continue to use 0x0b. Fixme ASAP. --P3
*/
if (irq_nr != 0x0b) {
mask = sun4m_get_irqmask(irq_nr);
local_irq_save(flags);
if (irq_nr > 15)
sun4m_interrupts->clear = mask;
else
sun4m_interrupts->cpu_intregs[cpu].clear = mask;
local_irq_restore(flags);
} else {
local_irq_save(flags);
sun4m_interrupts->clear = SUN4M_INT_FLOPPY;
local_irq_restore(flags);
}
}
static void sun4m_enable_irq(unsigned int irq_nr)
{
unsigned long mask, flags;
int cpu = smp_processor_id();
/* Dreadful floppy hack. When we use 0x2b instead of
* 0x0b the system blows (it starts to whistle!).
* So we continue to use 0x0b. Fixme ASAP. --P3
*/
if (irq_nr != 0x0b) {
mask = sun4m_get_irqmask(irq_nr);
local_irq_save(flags);
if (irq_nr > 15)
sbus_writel(mask, &sun4m_irq_global->mask_clear);
else
sbus_writel(mask, &sun4m_irq_percpu[cpu]->clear);
local_irq_restore(flags);
} else {
local_irq_save(flags);
sbus_writel(SUN4M_INT_FLOPPY, &sun4m_irq_global->mask_clear);
local_irq_restore(flags);
}
}
static void sun4m_clear_ipi(int cpu, int level)
{
unsigned long mask = sun4m_get_irqmask(level);
sbus_writel(mask, &sun4m_irq_percpu[cpu]->clear);
}