9  * 1999-2001 (c) Dan Malek <dan@embeddedalley.com>
17 /* The CPM2 internal interrupt controller.  It is usually
18  * the only interrupt controller.
19  * There are two 32-bit registers (high/low) for up to 64
22  * Now, the fun starts.....Interrupt Numbers DO NOT MAP
24  * That is, interrupt 4 does not map to bit position 4.
51 static unsigned long ppc_cached_irq_mask[2]; /* 2 32-bit registers */
86 	out_be32(&cpm2_intctl->ic_simrh + word, ppc_cached_irq_mask[word]);  in cpm2_mask_irq()
98 	out_be32(&cpm2_intctl->ic_simrh + word, ppc_cached_irq_mask[word]);  in cpm2_unmask_irq()
109 	out_be32(&cpm2_intctl->ic_sipnrh + word, 1 << bit);  in cpm2_ack()
121 	out_be32(&cpm2_intctl->ic_simrh + word, ppc_cached_irq_mask[word]);  in cpm2_end_irq()
132 	unsigned int src = irqd_to_hwirq(d);  in cpm2_set_irq_type()  local
139 	if (src >= CPM2_IRQ_PORTC15 && src <= CPM2_IRQ_PORTC0) {  in cpm2_set_irq_type()
163 	if (src >= CPM2_IRQ_EXT1 && src <= CPM2_IRQ_EXT7)  in cpm2_set_irq_type()
164 			edibit = (14 - (src - CPM2_IRQ_EXT1));  in cpm2_set_irq_type()
166 		if (src >= CPM2_IRQ_PORTC15 && src <= CPM2_IRQ_PORTC0)  in cpm2_set_irq_type()
167 			edibit = (31 - (CPM2_IRQ_PORTC0 - src));  in cpm2_set_irq_type()
170 				IRQ_SET_MASK_OK_NOCOPY : -EINVAL;  in cpm2_set_irq_type()
172 	vold = in_be32(&cpm2_intctl->ic_siexr);  in cpm2_set_irq_type()
180 		out_be32(&cpm2_intctl->ic_siexr, vnew);  in cpm2_set_irq_type()
185 	return -EINVAL;  in cpm2_set_irq_type()
205         bits = in_be32(&cpm2_intctl->ic_sivec);  in cpm2_get_irq()
209 		return(-1);  in cpm2_get_irq()
232 	cpm2_intctl = &cpm2_immr->im_intctl;  in cpm2_pic_init()
240 	out_be32(&cpm2_intctl->ic_simrh, 0x00000000);  in cpm2_pic_init()
241 	out_be32(&cpm2_intctl->ic_simrl, 0x00000000);  in cpm2_pic_init()
246 	out_be32(&cpm2_intctl->ic_sipnrh, 0xffffffff);  in cpm2_pic_init()
247 	out_be32(&cpm2_intctl->ic_sipnrl, 0xffffffff);  in cpm2_pic_init()
251 	i = in_be32(&cpm2_intctl->ic_sivec);  in cpm2_pic_init()
254 	/* Initialize the default interrupt mapping priorities,  in cpm2_pic_init()
257 	out_be16(&cpm2_intctl->ic_sicr, 0);  in cpm2_pic_init()
258 	out_be32(&cpm2_intctl->ic_scprrh, 0x05309770);  in cpm2_pic_init()
259 	out_be32(&cpm2_intctl->ic_scprrl, 0x05309770);  in cpm2_pic_init()