static int
ti_gpio_setup_intr(device_t dev, device_t child, struct resource *ires,
int flags, driver_filter_t *filt, driver_intr_t *handler,
void *arg, void **cookiep)
{
struct ti_gpio_softc *sc;
struct intr_event *event;
int pin, error;
sc = device_get_softc(dev);
pin = rman_get_start(ires);
if (ti_gpio_valid_pin(sc, pin) != 0)
panic("%s: bad pin %d", __func__, pin);
event = sc->sc_events[pin];
if (event == NULL) {
sc->sc_mask_args[pin].softc = sc;
sc->sc_mask_args[pin].pin = pin;
error = intr_event_create(&event, (void *)&sc->sc_mask_args[pin], 0,
pin, ti_gpio_mask_irq, ti_gpio_unmask_irq, NULL, NULL,
"gpio%d pin%d:", device_get_unit(dev), pin);
if (error != 0)
return (error);
sc->sc_events[pin] = event;
}
intr_event_add_handler(event, device_get_nameunit(child), filt,
handler, arg, intr_priority(flags), flags, cookiep);
return (0);
}
void
cpu_establish_softintr(const char *name, driver_filter_t *filt,
void (*handler)(void*), void *arg, int irq, int flags,
void **cookiep)
{
struct intr_event *event;
int error;
#if 0
printf("Establish SOFT IRQ %d: filt %p handler %p arg %p\n",
irq, filt, handler, arg);
#endif
if (irq < 0 || irq > NSOFT_IRQS)
panic("%s called for unknown hard intr %d", __func__, irq);
event = softintr_events[irq];
if (event == NULL) {
error = intr_event_create(&event, (void *)(uintptr_t)irq, 0,
irq, mips_mask_soft_irq, mips_unmask_soft_irq,
NULL, NULL, "sint%d:", irq);
if (error)
return;
softintr_events[irq] = event;
mips_unmask_soft_irq((void*)(uintptr_t)irq);
}
intr_event_add_handler(event, name, filt, handler, arg,
intr_priority(flags), flags, cookiep);
mips_intrcnt_setname(mips_intr_counters[irq], event->ie_fullname);
}
static int
ciu_setup_intr(device_t bus, device_t child, struct resource *res, int flags,
driver_filter_t *filter, driver_intr_t *intr, void *arg,
void **cookiep)
{
struct intr_event *event, **eventp;
void (*mask_func)(void *);
void (*unmask_func)(void *);
int (*bind_func)(void *, u_char);
mips_intrcnt_t intrcnt;
int error;
int irq;
irq = rman_get_start(res);
if (irq <= CIU_IRQ_EN0_END) {
eventp = &ciu_en0_intr_events[irq - CIU_IRQ_EN0_BEGIN];
intrcnt = ciu_en0_intrcnt[irq - CIU_IRQ_EN0_BEGIN];
mask_func = ciu_en0_intr_mask;
unmask_func = ciu_en0_intr_unmask;
#ifdef SMP
bind_func = ciu_en0_intr_bind;
#endif
} else {
eventp = &ciu_en1_intr_events[irq - CIU_IRQ_EN1_BEGIN];
intrcnt = ciu_en1_intrcnt[irq - CIU_IRQ_EN1_BEGIN];
mask_func = ciu_en1_intr_mask;
unmask_func = ciu_en1_intr_unmask;
#ifdef SMP
bind_func = ciu_en1_intr_bind;
#endif
}
#if !defined(SMP)
bind_func = NULL;
#endif
if ((event = *eventp) == NULL) {
error = intr_event_create(eventp, (void *)(uintptr_t)irq, 0,
irq, mask_func, unmask_func, NULL, bind_func, "int%d", irq);
if (error != 0)
return (error);
event = *eventp;
unmask_func((void *)(uintptr_t)irq);
}
intr_event_add_handler(event, device_get_nameunit(child),
filter, intr, arg, intr_priority(flags), flags, cookiep);
mips_intrcnt_setname(intrcnt, event->ie_fullname);
return (0);
}
void
xlr_establish_intr(const char *name, driver_filter_t filt,
driver_intr_t handler, void *arg, int irq, int flags,
void **cookiep, void (*busack)(int))
{
struct intr_event *ie; /* descriptor for the IRQ */
struct xlr_intrsrc *src = NULL;
int errcode;
if (irq < 0 || irq > XLR_MAX_INTR)
panic("%s called for unknown hard intr %d", __func__, irq);
/*
* FIXME locking - not needed now, because we do this only on
* startup from CPU0
*/
src = &xlr_interrupts[irq];
ie = src->ie;
if (ie == NULL) {
/*
* PIC based interrupts need ack in PIC, and some SoC
* components need additional acks (e.g. PCI)
*/
if (PIC_IRQ_IS_PICINTR(irq))
errcode = intr_event_create(&ie, src, 0, irq,
xlr_pre_ithread, xlr_post_ithread, xlr_post_filter,
NULL, "hard intr%d:", irq);
else {
if (filt == NULL)
panic("Not supported - non filter percpu intr");
errcode = intr_event_create(&ie, src, 0, irq,
NULL, NULL, NULL, NULL, "hard intr%d:", irq);
}
if (errcode) {
printf("Could not create event for intr %d\n", irq);
return;
}
src->irq = irq;
src->busack = busack;
src->ie = ie;
}
intr_event_add_handler(ie, name, filt, handler, arg,
intr_priority(flags), flags, cookiep);
xlr_enable_irq(irq);
}
static int
obio_setup_intr(device_t dev, device_t child, struct resource *ires,
int flags, driver_filter_t *filt, driver_intr_t *handler,
void *arg, void **cookiep)
{
struct obio_softc *sc = device_get_softc(dev);
struct intr_event *event;
int irq, error, priority;
uint32_t irqmask;
irq = rman_get_start(ires);
if (irq >= NIRQS)
panic("%s: bad irq %d", __func__, irq);
event = sc->sc_eventstab[irq];
if (event == NULL) {
error = intr_event_create(&event, (void *)irq, 0, irq,
obio_mask_irq, obio_unmask_irq,
NULL, NULL, "obio intr%d:", irq);
sc->sc_eventstab[irq] = event;
}
else
panic("obio: Can't share IRQs");
intr_event_add_handler(event, device_get_nameunit(child), filt,
handler, arg, intr_priority(flags), flags, cookiep);
irqmask = 1 << irq;
priority = irq_priorities[irq];
if (priority == INTR_FIQ)
REG_WRITE(ICU_MODE_REG, REG_READ(ICU_MODE_REG) | irqmask);
else
REG_WRITE(ICU_MODE_REG, REG_READ(ICU_MODE_REG) & ~irqmask);
/* enable */
REG_WRITE(ICU_ENABLE_REG, irqmask);
obio_unmask_irq((void*)irq);
return (0);
}
int
mv_gpio_setup_intrhandler(device_t dev, const char *name, driver_filter_t *filt,
void (*hand)(void *), void *arg, int pin, int flags, void **cookiep)
{
struct intr_event *event;
int error;
struct mv_gpio_pindev *s;
struct mv_gpio_softc *sc;
sc = (struct mv_gpio_softc *)device_get_softc(dev);
s = malloc(sizeof(struct mv_gpio_pindev), M_DEVBUF, M_NOWAIT | M_ZERO);
if (pin < 0 || pin >= sc->pin_num)
return (ENXIO);
event = sc->gpio_events[pin];
if (event == NULL) {
MV_GPIO_LOCK();
if (sc->gpio_setup[pin].gp_flags & MV_GPIO_IN_DEBOUNCE) {
error = mv_gpio_debounce_init(dev, pin);
if (error != 0) {
MV_GPIO_UNLOCK();
return (error);
}
} else if (sc->gpio_setup[pin].gp_flags & MV_GPIO_IN_IRQ_DOUBLE_EDGE)
mv_gpio_double_edge_init(dev, pin);
MV_GPIO_UNLOCK();
error = intr_event_create(&event, (void *)s, 0, pin,
(void (*)(void *))mv_gpio_intr_mask,
(void (*)(void *))mv_gpio_intr_unmask,
(void (*)(void *))mv_gpio_int_ack,
NULL,
"gpio%d:", pin);
if (error != 0)
return (error);
sc->gpio_events[pin] = event;
}
intr_event_add_handler(event, name, filt, hand, arg,
intr_priority(flags), flags, cookiep);
return (0);
}
static int
apb_setup_intr(device_t bus, device_t child, struct resource *ires,
int flags, driver_filter_t *filt, driver_intr_t *handler,
void *arg, void **cookiep)
{
struct apb_softc *sc = device_get_softc(bus);
struct intr_event *event;
int irq, error;
irq = rman_get_start(ires);
if (irq > APB_IRQ_END)
panic("%s: bad irq %d", __func__, irq);
event = sc->sc_eventstab[irq];
if (event == NULL) {
error = intr_event_create(&event, (void *)irq, 0, irq,
apb_mask_irq, apb_unmask_irq,
NULL, NULL,
"apb intr%d:", irq);
if (error == 0) {
sc->sc_eventstab[irq] = event;
sc->sc_intr_counter[irq] =
mips_intrcnt_create(event->ie_name);
}
else
return (error);
}
intr_event_add_handler(event, device_get_nameunit(child), filt,
handler, arg, intr_priority(flags), flags, cookiep);
mips_intrcnt_setname(sc->sc_intr_counter[irq], event->ie_fullname);
apb_unmask_irq((void*)irq);
return (0);
}
void
arm_setup_irqhandler(const char *name, driver_filter_t *filt,
void (*hand)(void*), void *arg, int irq, int flags, void **cookiep)
{
struct intr_event *event;
int error;
if (irq < 0 || irq >= NIRQ)
return;
event = intr_events[irq];
if (event == NULL) {
error = intr_event_create(&event, (void *)irq, 0, irq,
(mask_fn)arm_mask_irq, (mask_fn)arm_unmask_irq,
arm_post_filter, NULL, "intr%d:", irq);
if (error)
return;
intr_events[irq] = event;
snprintf(&intrnames[irq * INTRNAME_LEN], INTRNAME_LEN,
"irq%d: %-*s", irq, INTRNAME_LEN - 1, name);
}
intr_event_add_handler(event, name, filt, hand, arg,
intr_priority(flags), flags, cookiep);
}
void
cpu_establish_hardintr(const char *name, driver_filter_t *filt,
void (*handler)(void*), void *arg, int irq, int flags, void **cookiep)
{
struct intr_event *event;
int error;
/*
* We have 6 levels, but thats 0 - 5 (not including 6)
*/
if (irq < 0 || irq >= NHARD_IRQS)
panic("%s called for unknown hard intr %d", __func__, irq);
if (hardintr_mask_func == NULL)
hardintr_mask_func = mips_mask_hard_irq;
if (hardintr_unmask_func == NULL)
hardintr_unmask_func = mips_unmask_hard_irq;
event = hardintr_events[irq];
if (event == NULL) {
error = intr_event_create(&event, (void *)(uintptr_t)irq, 0,
irq, hardintr_mask_func, hardintr_unmask_func,
NULL, NULL, "int%d", irq);
if (error)
return;
hardintr_events[irq] = event;
mips_unmask_hard_irq((void*)(uintptr_t)irq);
}
intr_event_add_handler(event, name, filt, handler, arg,
intr_priority(flags), flags, cookiep);
mips_intrcnt_setname(mips_intr_counters[NSOFT_IRQS + irq],
event->ie_fullname);
}
static int
obio_setup_intr(device_t dev, device_t child, struct resource *ires,
int flags, driver_filter_t *filt, driver_intr_t *handler,
void *arg, void **cookiep)
{
struct obio_softc *sc = device_get_softc(dev);
struct intr_event *event;
int irq, ip_bit, error, mask, mask_register;
irq = rman_get_start(ires);
if (irq >= NIRQS)
panic("%s: bad irq %d", __func__, irq);
event = sc->sc_eventstab[irq];
if (event == NULL) {
error = intr_event_create(&event, (void *)irq, 0, irq,
obio_mask_irq, obio_unmask_irq,
NULL, NULL,
"obio intr%d:", irq);
sc->sc_eventstab[irq] = event;
}
intr_event_add_handler(event, device_get_nameunit(child), filt,
handler, arg, intr_priority(flags), flags, cookiep);
/* unmask IRQ */
mask_register = ICU_IRQ_MASK_REG(irq);
ip_bit = ICU_IP_BIT(irq);
mask = ICU_REG_READ(mask_register);
ICU_REG_WRITE(mask_register, mask & ~ip_bit);
return (0);
}
static int
apb_setup_intr(device_t bus, device_t child, struct resource *ires,
int flags, driver_filter_t *filt, driver_intr_t *handler,
void *arg, void **cookiep)
{
struct apb_softc *sc = device_get_softc(bus);
int error;
int irq;
#ifndef INTRNG
struct intr_event *event;
#endif
#ifdef INTRNG
struct intr_irqsrc *isrc;
const char *name;
if ((rman_get_flags(ires) & RF_SHAREABLE) == 0)
flags |= INTR_EXCL;
irq = rman_get_start(ires);
isrc = PIC_INTR_ISRC(sc, irq);
if(isrc->isrc_event == 0) {
error = intr_event_create(&isrc->isrc_event, (void *)irq,
0, irq, apb_mask_irq, apb_unmask_irq,
NULL, NULL, "apb intr%d:", irq);
if(error != 0)
return(error);
}
name = device_get_nameunit(child);
error = intr_event_add_handler(isrc->isrc_event, name, filt, handler,
arg, intr_priority(flags), flags, cookiep);
return(error);
#else
irq = rman_get_start(ires);
if (irq > APB_IRQ_END)
panic("%s: bad irq %d", __func__, irq);
event = sc->sc_eventstab[irq];
if (event == NULL) {
error = intr_event_create(&event, (void *)irq, 0, irq,
apb_mask_irq, apb_unmask_irq,
NULL, NULL,
"apb intr%d:", irq);
if (error == 0) {
sc->sc_eventstab[irq] = event;
sc->sc_intr_counter[irq] =
mips_intrcnt_create(event->ie_name);
}
else
return (error);
}
intr_event_add_handler(event, device_get_nameunit(child), filt,
handler, arg, intr_priority(flags), flags, cookiep);
mips_intrcnt_setname(sc->sc_intr_counter[irq], event->ie_fullname);
apb_unmask_irq((void*)irq);
return (0);
#endif
}