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MFp4: Merge interrupt code from p4

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Submitted by:	gonzo@
This commit is contained in:
Warner Losh 2008-09-19 04:16:13 +00:00
parent 3fbac48f38
commit 5d99d99ff4
2 changed files with 15 additions and 37 deletions
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24
sys/mips/malta/gt_pci.c
View file

@ -142,8 +142,7 @@ gt_pci_intr(void *v)
{
struct gt_pci_softc *sc = v;
struct intr_event *event;
struct intr_handler *ih;
int irq, thread;
int irq;
for (;;) {
bus_space_write_1(sc->sc_pciio, sc->sc_ioh_icu1, PIC_OCW3,
@ -168,22 +167,13 @@ gt_pci_intr(void *v)
}
event = sc->sc_eventstab[irq];
thread = 0;
if (event && !TAILQ_EMPTY(&event->ie_handlers))
{
/* Execute fast handlers. */
TAILQ_FOREACH(ih, &event->ie_handlers, ih_next) {
if (ih->ih_filter == NULL)
thread = 1;
else
ih->ih_filter(ih->ih_argument);
}
}
if (!event || TAILQ_EMPTY(&event->ie_handlers))
continue;
/* Schedule thread if needed. */
if (thread)
intr_event_schedule_thread(event);
/* TODO: frame instead of NULL? */
intr_event_handle(event, NULL);
/* XXX: Log stray IRQs */
/* Send a specific EOI to the 8259. */
if (irq > 7) {
@ -657,7 +647,7 @@ gt_pci_setup_intr(device_t dev, device_t child, struct resource *ires,
event = sc->sc_eventstab[irq];
if (event == NULL) {
error = intr_event_create(&event, (void *)irq, 0, 0,
error = intr_event_create(&event, (void *)irq, 0, irq,
(mask_fn)mips_mask_irq, (mask_fn)mips_unmask_irq,
(mask_fn)mips_unmask_irq, NULL, "gt_pci intr%d:", irq);
if (error)

28
sys/mips/mips/intr_machdep.c
View file

@ -57,14 +57,12 @@ void
mips_mask_irq(void)
{
printf("Unimplemented: %s\n", __func__);
}
void
mips_unmask_irq(void)
{
printf("Unimplemented: %s\n", __func__);
}
void
@ -84,9 +82,9 @@ cpu_establish_hardintr(const char *name, driver_filter_t *filt,
event = hardintr_events[irq];
if (event == NULL) {
error = intr_event_create(&event, (void *)irq, 0, 0,
error = intr_event_create(&event, (void *)irq, 0, irq,
(mask_fn)mips_mask_irq, (mask_fn)mips_unmask_irq,
(mask_fn)mips_unmask_irq, NULL, "hard intr%d:", irq);
NULL, NULL, "hard intr%d:", irq);
if (error)
return;
hardintr_events[irq] = event;
@ -121,9 +119,9 @@ cpu_establish_softintr(const char *name, driver_filter_t *filt,
event = softintr_events[irq];
if (event == NULL) {
error = intr_event_create(&event, (void *)irq, 0, 0,
error = intr_event_create(&event, (void *)irq, 0, irq,
(mask_fn)mips_mask_irq, (mask_fn)mips_unmask_irq,
(mask_fn)mips_unmask_irq, NULL, "intr%d:", irq);
NULL, NULL, "intr%d:", irq);
if (error)
return;
softintr_events[irq] = event;
@ -138,10 +136,9 @@ cpu_establish_softintr(const char *name, driver_filter_t *filt,
void
cpu_intr(struct trapframe *tf)
{
struct intr_handler *ih;
struct intr_event *event;
register_t cause;
int hard, i, intr, thread;
int hard, i, intr;
critical_enter();
@ -173,19 +170,10 @@ cpu_intr(struct trapframe *tf)
continue;
}
/* Execute fast handlers. */
thread = 0;
TAILQ_FOREACH(ih, &event->ie_handlers, ih_next) {
if (ih->ih_filter == NULL)
thread = 1;
else
ih->ih_filter(ih->ih_argument ?
ih->ih_argument : tf);
if (intr_event_handle(event, tf) != 0) {
printf("stray %s interrupt %d\n",
hard ? "hard" : "soft", i);
}
/* Schedule thread if needed. */
if (thread)
intr_event_schedule_thread(event);
}
KASSERT(i == 0, ("all interrupts handled"));