9  * 1999-2001 (c) Dan Malek <dan@embeddedalley.com>
19  * There are two 32-bit registers (high/low) for up to 64
29 #include <linux/stddef.h>
30 #include <linux/sched.h>
31 #include <linux/signal.h>
32 #include <linux/irq.h>
33 #include <linux/irqdomain.h>
35 #include <asm/immap_cpm2.h>
36 #include <asm/io.h>
38 #include "cpm2_pic.h"
41 #define CPM2_IRQ_EXT1		19
51 static unsigned long ppc_cached_irq_mask[2]; /* 2 32-bit registers */
72 	23, 22, 21, 20, 19, 18, 17, 16,
73 	16, 17, 18, 19, 20, 21, 22, 23,
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()
164 			edibit = (14 - (src - CPM2_IRQ_EXT1));  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()
213 static int cpm2_pic_host_map(struct irq_domain *h, unsigned int virq,  in cpm2_pic_host_map()  argument
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()
255 	 * in case the boot rom changed something on us.  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()