arm/imx/imx51_tzic.c

90 #define	INTC_READ(tzic, reg) \
91 	bus_space_read_4((tzic)->sc_iot, (tzic)->sc_ioh, (reg))
92 #define	INTC_WRITE(tzic, reg, val) \
93 	bus_space_write_4((tzic)->sc_iot, (tzic)->sc_ioh, (reg), (val))
101 CFATTACH_DECL_NEW(tzic, sizeof(struct tzic_softc),
122 	struct tzic_softc *tzic = device_private(self);
132 	tzic->sc_dev = self;
133 	tzic->sc_iot = aa->aa_iot;
135 	tzic_softc = tzic;
140 	error = bus_space_map(tzic->sc_iot, aa->aa_addr, aa->aa_size, 0, &tzic->sc_ioh);
149 	tzic_intr_init(tzic);
151 	tzic->sc_pic.pic_ops = &tzic_pic_ops;
152 	tzic->sc_pic.pic_maxsources = TZIC_INTNUM;
153 	strlcpy(tzic->sc_pic.pic_name, device_xname(self),
154 	    sizeof(tzic->sc_pic.pic_name));
156 	pic_add(&tzic->sc_pic, aa->aa_irqbase);
158 	aprint_normal_dev(tzic->sc_dev, "interrupts %d..%d  register VA:%p\n",
160 	    (void *)tzic->sc_ioh);
170 	struct tzic_softc * const tzic = PIC_TO_SOFTC(pic);
173 	KASSERT((irq_mask & tzic->sc_enabled_mask[group]) == 0);
175 	tzic->sc_enabled_mask[group] |= irq_mask;
176 	INTC_WRITE(tzic, TZIC_ENSET(group), irq_mask);
182 	struct tzic_softc * const tzic = PIC_TO_SOFTC(pic);
185 	tzic->sc_enabled_mask[group] &= ~irq_mask;
187 	INTC_WRITE(tzic, TZIC_ENCLEAR(group), irq_mask);
194 find_pending_irqs(struct tzic_softc *tzic, size_t group)
200 	pending = INTC_READ(tzic, TZIC_PND(group));
202 	KASSERT((tzic->sc_enabled_mask[group] & pending) == pending);
207 	return pic_mark_pending_sources(&tzic->sc_pic, group * 32, pending);
213 	struct tzic_softc * const tzic = PIC_TO_SOFTC(pic);
224 	reg = INTC_READ(tzic, TZIC_PRIORITY(priority_offset));
227 	INTC_WRITE(tzic, TZIC_PRIORITY(priority_offset), reg);
260 tzic_intr_init(struct tzic_softc * const tzic)
266 	(void) INTC_READ(tzic, TZIC_INTCNTL);
267 	INTC_WRITE(tzic, TZIC_INTCNTL, INTCNTL_NSEN_MASK|INTCNTL_NSEN|INTCNTL_EN);
268 	(void) INTC_READ(tzic, TZIC_INTCNTL);
269 	INTC_WRITE(tzic, TZIC_PRIOMASK, SW_TO_HW_IPL(IPL_NONE));
270 	(void) INTC_READ(tzic, TZIC_PRIOMASK);
272 	INTC_WRITE(tzic, TZIC_SYNCCTRL, 0x00);
273 	(void) INTC_READ(tzic, TZIC_SYNCCTRL);
277 		INTC_WRITE(tzic, TZIC_INTSEC(i), 0xffffffff);
281 		INTC_WRITE(tzic, TZIC_ENCLEAR(i), 0xffffffff);