xref: /openbmc/qemu/hw/intc/omap_intc.c (revision 135b03cb)
1 /*
2  * TI OMAP interrupt controller emulation.
3  *
4  * Copyright (C) 2006-2008 Andrzej Zaborowski  <balrog@zabor.org>
5  * Copyright (C) 2007-2008 Nokia Corporation
6  *
7  * This program is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU General Public License as
9  * published by the Free Software Foundation; either version 2 or
10  * (at your option) version 3 of the License.
11  *
12  * This program is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15  * GNU General Public License for more details.
16  *
17  * You should have received a copy of the GNU General Public License along
18  * with this program; if not, see <http://www.gnu.org/licenses/>.
19  */
20 
21 #include "qemu/osdep.h"
22 #include "hw/irq.h"
23 #include "hw/qdev-properties.h"
24 #include "hw/arm/omap.h"
25 #include "hw/sysbus.h"
26 #include "qemu/error-report.h"
27 #include "qemu/module.h"
28 #include "qapi/error.h"
29 
30 /* Interrupt Handlers */
31 struct omap_intr_handler_bank_s {
32     uint32_t irqs;
33     uint32_t inputs;
34     uint32_t mask;
35     uint32_t fiq;
36     uint32_t sens_edge;
37     uint32_t swi;
38     unsigned char priority[32];
39 };
40 
41 #define TYPE_OMAP_INTC "common-omap-intc"
42 #define OMAP_INTC(obj) \
43     OBJECT_CHECK(struct omap_intr_handler_s, (obj), TYPE_OMAP_INTC)
44 
45 struct omap_intr_handler_s {
46     SysBusDevice parent_obj;
47 
48     qemu_irq *pins;
49     qemu_irq parent_intr[2];
50     MemoryRegion mmio;
51     void *iclk;
52     void *fclk;
53     unsigned char nbanks;
54     int level_only;
55     uint32_t size;
56 
57     uint8_t revision;
58 
59     /* state */
60     uint32_t new_agr[2];
61     int sir_intr[2];
62     int autoidle;
63     uint32_t mask;
64     struct omap_intr_handler_bank_s bank[3];
65 };
66 
67 static void omap_inth_sir_update(struct omap_intr_handler_s *s, int is_fiq)
68 {
69     int i, j, sir_intr, p_intr, p;
70     uint32_t level;
71     sir_intr = 0;
72     p_intr = 255;
73 
74     /* Find the interrupt line with the highest dynamic priority.
75      * Note: 0 denotes the hightest priority.
76      * If all interrupts have the same priority, the default order is IRQ_N,
77      * IRQ_N-1,...,IRQ_0. */
78     for (j = 0; j < s->nbanks; ++j) {
79         level = s->bank[j].irqs & ~s->bank[j].mask &
80                 (is_fiq ? s->bank[j].fiq : ~s->bank[j].fiq);
81 
82         while (level != 0) {
83             i = ctz32(level);
84             p = s->bank[j].priority[i];
85             if (p <= p_intr) {
86                 p_intr = p;
87                 sir_intr = 32 * j + i;
88             }
89             level &= level - 1;
90         }
91     }
92     s->sir_intr[is_fiq] = sir_intr;
93 }
94 
95 static inline void omap_inth_update(struct omap_intr_handler_s *s, int is_fiq)
96 {
97     int i;
98     uint32_t has_intr = 0;
99 
100     for (i = 0; i < s->nbanks; ++i)
101         has_intr |= s->bank[i].irqs & ~s->bank[i].mask &
102                 (is_fiq ? s->bank[i].fiq : ~s->bank[i].fiq);
103 
104     if (s->new_agr[is_fiq] & has_intr & s->mask) {
105         s->new_agr[is_fiq] = 0;
106         omap_inth_sir_update(s, is_fiq);
107         qemu_set_irq(s->parent_intr[is_fiq], 1);
108     }
109 }
110 
111 #define INT_FALLING_EDGE	0
112 #define INT_LOW_LEVEL		1
113 
114 static void omap_set_intr(void *opaque, int irq, int req)
115 {
116     struct omap_intr_handler_s *ih = (struct omap_intr_handler_s *) opaque;
117     uint32_t rise;
118 
119     struct omap_intr_handler_bank_s *bank = &ih->bank[irq >> 5];
120     int n = irq & 31;
121 
122     if (req) {
123         rise = ~bank->irqs & (1 << n);
124         if (~bank->sens_edge & (1 << n))
125             rise &= ~bank->inputs;
126 
127         bank->inputs |= (1 << n);
128         if (rise) {
129             bank->irqs |= rise;
130             omap_inth_update(ih, 0);
131             omap_inth_update(ih, 1);
132         }
133     } else {
134         rise = bank->sens_edge & bank->irqs & (1 << n);
135         bank->irqs &= ~rise;
136         bank->inputs &= ~(1 << n);
137     }
138 }
139 
140 /* Simplified version with no edge detection */
141 static void omap_set_intr_noedge(void *opaque, int irq, int req)
142 {
143     struct omap_intr_handler_s *ih = (struct omap_intr_handler_s *) opaque;
144     uint32_t rise;
145 
146     struct omap_intr_handler_bank_s *bank = &ih->bank[irq >> 5];
147     int n = irq & 31;
148 
149     if (req) {
150         rise = ~bank->inputs & (1 << n);
151         if (rise) {
152             bank->irqs |= bank->inputs |= rise;
153             omap_inth_update(ih, 0);
154             omap_inth_update(ih, 1);
155         }
156     } else
157         bank->irqs = (bank->inputs &= ~(1 << n)) | bank->swi;
158 }
159 
160 static uint64_t omap_inth_read(void *opaque, hwaddr addr,
161                                unsigned size)
162 {
163     struct omap_intr_handler_s *s = (struct omap_intr_handler_s *) opaque;
164     int i, offset = addr;
165     int bank_no = offset >> 8;
166     int line_no;
167     struct omap_intr_handler_bank_s *bank = &s->bank[bank_no];
168     offset &= 0xff;
169 
170     switch (offset) {
171     case 0x00:	/* ITR */
172         return bank->irqs;
173 
174     case 0x04:	/* MIR */
175         return bank->mask;
176 
177     case 0x10:	/* SIR_IRQ_CODE */
178     case 0x14:  /* SIR_FIQ_CODE */
179         if (bank_no != 0)
180             break;
181         line_no = s->sir_intr[(offset - 0x10) >> 2];
182         bank = &s->bank[line_no >> 5];
183         i = line_no & 31;
184         if (((bank->sens_edge >> i) & 1) == INT_FALLING_EDGE)
185             bank->irqs &= ~(1 << i);
186         return line_no;
187 
188     case 0x18:	/* CONTROL_REG */
189         if (bank_no != 0)
190             break;
191         return 0;
192 
193     case 0x1c:	/* ILR0 */
194     case 0x20:	/* ILR1 */
195     case 0x24:	/* ILR2 */
196     case 0x28:	/* ILR3 */
197     case 0x2c:	/* ILR4 */
198     case 0x30:	/* ILR5 */
199     case 0x34:	/* ILR6 */
200     case 0x38:	/* ILR7 */
201     case 0x3c:	/* ILR8 */
202     case 0x40:	/* ILR9 */
203     case 0x44:	/* ILR10 */
204     case 0x48:	/* ILR11 */
205     case 0x4c:	/* ILR12 */
206     case 0x50:	/* ILR13 */
207     case 0x54:	/* ILR14 */
208     case 0x58:	/* ILR15 */
209     case 0x5c:	/* ILR16 */
210     case 0x60:	/* ILR17 */
211     case 0x64:	/* ILR18 */
212     case 0x68:	/* ILR19 */
213     case 0x6c:	/* ILR20 */
214     case 0x70:	/* ILR21 */
215     case 0x74:	/* ILR22 */
216     case 0x78:	/* ILR23 */
217     case 0x7c:	/* ILR24 */
218     case 0x80:	/* ILR25 */
219     case 0x84:	/* ILR26 */
220     case 0x88:	/* ILR27 */
221     case 0x8c:	/* ILR28 */
222     case 0x90:	/* ILR29 */
223     case 0x94:	/* ILR30 */
224     case 0x98:	/* ILR31 */
225         i = (offset - 0x1c) >> 2;
226         return (bank->priority[i] << 2) |
227                 (((bank->sens_edge >> i) & 1) << 1) |
228                 ((bank->fiq >> i) & 1);
229 
230     case 0x9c:	/* ISR */
231         return 0x00000000;
232 
233     }
234     OMAP_BAD_REG(addr);
235     return 0;
236 }
237 
238 static void omap_inth_write(void *opaque, hwaddr addr,
239                             uint64_t value, unsigned size)
240 {
241     struct omap_intr_handler_s *s = (struct omap_intr_handler_s *) opaque;
242     int i, offset = addr;
243     int bank_no = offset >> 8;
244     struct omap_intr_handler_bank_s *bank = &s->bank[bank_no];
245     offset &= 0xff;
246 
247     switch (offset) {
248     case 0x00:	/* ITR */
249         /* Important: ignore the clearing if the IRQ is level-triggered and
250            the input bit is 1 */
251         bank->irqs &= value | (bank->inputs & bank->sens_edge);
252         return;
253 
254     case 0x04:	/* MIR */
255         bank->mask = value;
256         omap_inth_update(s, 0);
257         omap_inth_update(s, 1);
258         return;
259 
260     case 0x10:	/* SIR_IRQ_CODE */
261     case 0x14:	/* SIR_FIQ_CODE */
262         OMAP_RO_REG(addr);
263         break;
264 
265     case 0x18:	/* CONTROL_REG */
266         if (bank_no != 0)
267             break;
268         if (value & 2) {
269             qemu_set_irq(s->parent_intr[1], 0);
270             s->new_agr[1] = ~0;
271             omap_inth_update(s, 1);
272         }
273         if (value & 1) {
274             qemu_set_irq(s->parent_intr[0], 0);
275             s->new_agr[0] = ~0;
276             omap_inth_update(s, 0);
277         }
278         return;
279 
280     case 0x1c:	/* ILR0 */
281     case 0x20:	/* ILR1 */
282     case 0x24:	/* ILR2 */
283     case 0x28:	/* ILR3 */
284     case 0x2c:	/* ILR4 */
285     case 0x30:	/* ILR5 */
286     case 0x34:	/* ILR6 */
287     case 0x38:	/* ILR7 */
288     case 0x3c:	/* ILR8 */
289     case 0x40:	/* ILR9 */
290     case 0x44:	/* ILR10 */
291     case 0x48:	/* ILR11 */
292     case 0x4c:	/* ILR12 */
293     case 0x50:	/* ILR13 */
294     case 0x54:	/* ILR14 */
295     case 0x58:	/* ILR15 */
296     case 0x5c:	/* ILR16 */
297     case 0x60:	/* ILR17 */
298     case 0x64:	/* ILR18 */
299     case 0x68:	/* ILR19 */
300     case 0x6c:	/* ILR20 */
301     case 0x70:	/* ILR21 */
302     case 0x74:	/* ILR22 */
303     case 0x78:	/* ILR23 */
304     case 0x7c:	/* ILR24 */
305     case 0x80:	/* ILR25 */
306     case 0x84:	/* ILR26 */
307     case 0x88:	/* ILR27 */
308     case 0x8c:	/* ILR28 */
309     case 0x90:	/* ILR29 */
310     case 0x94:	/* ILR30 */
311     case 0x98:	/* ILR31 */
312         i = (offset - 0x1c) >> 2;
313         bank->priority[i] = (value >> 2) & 0x1f;
314         bank->sens_edge &= ~(1 << i);
315         bank->sens_edge |= ((value >> 1) & 1) << i;
316         bank->fiq &= ~(1 << i);
317         bank->fiq |= (value & 1) << i;
318         return;
319 
320     case 0x9c:	/* ISR */
321         for (i = 0; i < 32; i ++)
322             if (value & (1 << i)) {
323                 omap_set_intr(s, 32 * bank_no + i, 1);
324                 return;
325             }
326         return;
327     }
328     OMAP_BAD_REG(addr);
329 }
330 
331 static const MemoryRegionOps omap_inth_mem_ops = {
332     .read = omap_inth_read,
333     .write = omap_inth_write,
334     .endianness = DEVICE_NATIVE_ENDIAN,
335     .valid = {
336         .min_access_size = 4,
337         .max_access_size = 4,
338     },
339 };
340 
341 static void omap_inth_reset(DeviceState *dev)
342 {
343     struct omap_intr_handler_s *s = OMAP_INTC(dev);
344     int i;
345 
346     for (i = 0; i < s->nbanks; ++i){
347         s->bank[i].irqs = 0x00000000;
348         s->bank[i].mask = 0xffffffff;
349         s->bank[i].sens_edge = 0x00000000;
350         s->bank[i].fiq = 0x00000000;
351         s->bank[i].inputs = 0x00000000;
352         s->bank[i].swi = 0x00000000;
353         memset(s->bank[i].priority, 0, sizeof(s->bank[i].priority));
354 
355         if (s->level_only)
356             s->bank[i].sens_edge = 0xffffffff;
357     }
358 
359     s->new_agr[0] = ~0;
360     s->new_agr[1] = ~0;
361     s->sir_intr[0] = 0;
362     s->sir_intr[1] = 0;
363     s->autoidle = 0;
364     s->mask = ~0;
365 
366     qemu_set_irq(s->parent_intr[0], 0);
367     qemu_set_irq(s->parent_intr[1], 0);
368 }
369 
370 static void omap_intc_init(Object *obj)
371 {
372     DeviceState *dev = DEVICE(obj);
373     struct omap_intr_handler_s *s = OMAP_INTC(obj);
374     SysBusDevice *sbd = SYS_BUS_DEVICE(obj);
375 
376     s->nbanks = 1;
377     sysbus_init_irq(sbd, &s->parent_intr[0]);
378     sysbus_init_irq(sbd, &s->parent_intr[1]);
379     qdev_init_gpio_in(dev, omap_set_intr, s->nbanks * 32);
380     memory_region_init_io(&s->mmio, obj, &omap_inth_mem_ops, s,
381                           "omap-intc", s->size);
382     sysbus_init_mmio(sbd, &s->mmio);
383 }
384 
385 static void omap_intc_realize(DeviceState *dev, Error **errp)
386 {
387     struct omap_intr_handler_s *s = OMAP_INTC(dev);
388 
389     if (!s->iclk) {
390         error_setg(errp, "omap-intc: clk not connected");
391     }
392 }
393 
394 static Property omap_intc_properties[] = {
395     DEFINE_PROP_UINT32("size", struct omap_intr_handler_s, size, 0x100),
396     DEFINE_PROP_PTR("clk", struct omap_intr_handler_s, iclk),
397     DEFINE_PROP_END_OF_LIST(),
398 };
399 
400 static void omap_intc_class_init(ObjectClass *klass, void *data)
401 {
402     DeviceClass *dc = DEVICE_CLASS(klass);
403 
404     dc->reset = omap_inth_reset;
405     dc->props = omap_intc_properties;
406     /* Reason: pointer property "clk" */
407     dc->user_creatable = false;
408     dc->realize = omap_intc_realize;
409 }
410 
411 static const TypeInfo omap_intc_info = {
412     .name          = "omap-intc",
413     .parent        = TYPE_OMAP_INTC,
414     .instance_init = omap_intc_init,
415     .class_init    = omap_intc_class_init,
416 };
417 
418 static uint64_t omap2_inth_read(void *opaque, hwaddr addr,
419                                 unsigned size)
420 {
421     struct omap_intr_handler_s *s = (struct omap_intr_handler_s *) opaque;
422     int offset = addr;
423     int bank_no, line_no;
424     struct omap_intr_handler_bank_s *bank = NULL;
425 
426     if ((offset & 0xf80) == 0x80) {
427         bank_no = (offset & 0x60) >> 5;
428         if (bank_no < s->nbanks) {
429             offset &= ~0x60;
430             bank = &s->bank[bank_no];
431         } else {
432             OMAP_BAD_REG(addr);
433             return 0;
434         }
435     }
436 
437     switch (offset) {
438     case 0x00:	/* INTC_REVISION */
439         return s->revision;
440 
441     case 0x10:	/* INTC_SYSCONFIG */
442         return (s->autoidle >> 2) & 1;
443 
444     case 0x14:	/* INTC_SYSSTATUS */
445         return 1;						/* RESETDONE */
446 
447     case 0x40:	/* INTC_SIR_IRQ */
448         return s->sir_intr[0];
449 
450     case 0x44:	/* INTC_SIR_FIQ */
451         return s->sir_intr[1];
452 
453     case 0x48:	/* INTC_CONTROL */
454         return (!s->mask) << 2;					/* GLOBALMASK */
455 
456     case 0x4c:	/* INTC_PROTECTION */
457         return 0;
458 
459     case 0x50:	/* INTC_IDLE */
460         return s->autoidle & 3;
461 
462     /* Per-bank registers */
463     case 0x80:	/* INTC_ITR */
464         return bank->inputs;
465 
466     case 0x84:	/* INTC_MIR */
467         return bank->mask;
468 
469     case 0x88:	/* INTC_MIR_CLEAR */
470     case 0x8c:	/* INTC_MIR_SET */
471         return 0;
472 
473     case 0x90:	/* INTC_ISR_SET */
474         return bank->swi;
475 
476     case 0x94:	/* INTC_ISR_CLEAR */
477         return 0;
478 
479     case 0x98:	/* INTC_PENDING_IRQ */
480         return bank->irqs & ~bank->mask & ~bank->fiq;
481 
482     case 0x9c:	/* INTC_PENDING_FIQ */
483         return bank->irqs & ~bank->mask & bank->fiq;
484 
485     /* Per-line registers */
486     case 0x100 ... 0x300:	/* INTC_ILR */
487         bank_no = (offset - 0x100) >> 7;
488         if (bank_no > s->nbanks)
489             break;
490         bank = &s->bank[bank_no];
491         line_no = (offset & 0x7f) >> 2;
492         return (bank->priority[line_no] << 2) |
493                 ((bank->fiq >> line_no) & 1);
494     }
495     OMAP_BAD_REG(addr);
496     return 0;
497 }
498 
499 static void omap2_inth_write(void *opaque, hwaddr addr,
500                              uint64_t value, unsigned size)
501 {
502     struct omap_intr_handler_s *s = (struct omap_intr_handler_s *) opaque;
503     int offset = addr;
504     int bank_no, line_no;
505     struct omap_intr_handler_bank_s *bank = NULL;
506 
507     if ((offset & 0xf80) == 0x80) {
508         bank_no = (offset & 0x60) >> 5;
509         if (bank_no < s->nbanks) {
510             offset &= ~0x60;
511             bank = &s->bank[bank_no];
512         } else {
513             OMAP_BAD_REG(addr);
514             return;
515         }
516     }
517 
518     switch (offset) {
519     case 0x10:	/* INTC_SYSCONFIG */
520         s->autoidle &= 4;
521         s->autoidle |= (value & 1) << 2;
522         if (value & 2) {                                        /* SOFTRESET */
523             omap_inth_reset(DEVICE(s));
524         }
525         return;
526 
527     case 0x48:	/* INTC_CONTROL */
528         s->mask = (value & 4) ? 0 : ~0;				/* GLOBALMASK */
529         if (value & 2) {					/* NEWFIQAGR */
530             qemu_set_irq(s->parent_intr[1], 0);
531             s->new_agr[1] = ~0;
532             omap_inth_update(s, 1);
533         }
534         if (value & 1) {					/* NEWIRQAGR */
535             qemu_set_irq(s->parent_intr[0], 0);
536             s->new_agr[0] = ~0;
537             omap_inth_update(s, 0);
538         }
539         return;
540 
541     case 0x4c:	/* INTC_PROTECTION */
542         /* TODO: Make a bitmap (or sizeof(char)map) of access privileges
543          * for every register, see Chapter 3 and 4 for privileged mode.  */
544         if (value & 1)
545             fprintf(stderr, "%s: protection mode enable attempt\n",
546                             __func__);
547         return;
548 
549     case 0x50:	/* INTC_IDLE */
550         s->autoidle &= ~3;
551         s->autoidle |= value & 3;
552         return;
553 
554     /* Per-bank registers */
555     case 0x84:	/* INTC_MIR */
556         bank->mask = value;
557         omap_inth_update(s, 0);
558         omap_inth_update(s, 1);
559         return;
560 
561     case 0x88:	/* INTC_MIR_CLEAR */
562         bank->mask &= ~value;
563         omap_inth_update(s, 0);
564         omap_inth_update(s, 1);
565         return;
566 
567     case 0x8c:	/* INTC_MIR_SET */
568         bank->mask |= value;
569         return;
570 
571     case 0x90:	/* INTC_ISR_SET */
572         bank->irqs |= bank->swi |= value;
573         omap_inth_update(s, 0);
574         omap_inth_update(s, 1);
575         return;
576 
577     case 0x94:	/* INTC_ISR_CLEAR */
578         bank->swi &= ~value;
579         bank->irqs = bank->swi & bank->inputs;
580         return;
581 
582     /* Per-line registers */
583     case 0x100 ... 0x300:	/* INTC_ILR */
584         bank_no = (offset - 0x100) >> 7;
585         if (bank_no > s->nbanks)
586             break;
587         bank = &s->bank[bank_no];
588         line_no = (offset & 0x7f) >> 2;
589         bank->priority[line_no] = (value >> 2) & 0x3f;
590         bank->fiq &= ~(1 << line_no);
591         bank->fiq |= (value & 1) << line_no;
592         return;
593 
594     case 0x00:	/* INTC_REVISION */
595     case 0x14:	/* INTC_SYSSTATUS */
596     case 0x40:	/* INTC_SIR_IRQ */
597     case 0x44:	/* INTC_SIR_FIQ */
598     case 0x80:	/* INTC_ITR */
599     case 0x98:	/* INTC_PENDING_IRQ */
600     case 0x9c:	/* INTC_PENDING_FIQ */
601         OMAP_RO_REG(addr);
602         return;
603     }
604     OMAP_BAD_REG(addr);
605 }
606 
607 static const MemoryRegionOps omap2_inth_mem_ops = {
608     .read = omap2_inth_read,
609     .write = omap2_inth_write,
610     .endianness = DEVICE_NATIVE_ENDIAN,
611     .valid = {
612         .min_access_size = 4,
613         .max_access_size = 4,
614     },
615 };
616 
617 static void omap2_intc_init(Object *obj)
618 {
619     DeviceState *dev = DEVICE(obj);
620     struct omap_intr_handler_s *s = OMAP_INTC(obj);
621     SysBusDevice *sbd = SYS_BUS_DEVICE(obj);
622 
623     s->level_only = 1;
624     s->nbanks = 3;
625     sysbus_init_irq(sbd, &s->parent_intr[0]);
626     sysbus_init_irq(sbd, &s->parent_intr[1]);
627     qdev_init_gpio_in(dev, omap_set_intr_noedge, s->nbanks * 32);
628     memory_region_init_io(&s->mmio, obj, &omap2_inth_mem_ops, s,
629                           "omap2-intc", 0x1000);
630     sysbus_init_mmio(sbd, &s->mmio);
631 }
632 
633 static void omap2_intc_realize(DeviceState *dev, Error **errp)
634 {
635     struct omap_intr_handler_s *s = OMAP_INTC(dev);
636 
637     if (!s->iclk) {
638         error_setg(errp, "omap2-intc: iclk not connected");
639         return;
640     }
641     if (!s->fclk) {
642         error_setg(errp, "omap2-intc: fclk not connected");
643         return;
644     }
645 }
646 
647 static Property omap2_intc_properties[] = {
648     DEFINE_PROP_UINT8("revision", struct omap_intr_handler_s,
649     revision, 0x21),
650     DEFINE_PROP_PTR("iclk", struct omap_intr_handler_s, iclk),
651     DEFINE_PROP_PTR("fclk", struct omap_intr_handler_s, fclk),
652     DEFINE_PROP_END_OF_LIST(),
653 };
654 
655 static void omap2_intc_class_init(ObjectClass *klass, void *data)
656 {
657     DeviceClass *dc = DEVICE_CLASS(klass);
658 
659     dc->reset = omap_inth_reset;
660     dc->props = omap2_intc_properties;
661     /* Reason: pointer property "iclk", "fclk" */
662     dc->user_creatable = false;
663     dc->realize = omap2_intc_realize;
664 }
665 
666 static const TypeInfo omap2_intc_info = {
667     .name          = "omap2-intc",
668     .parent        = TYPE_OMAP_INTC,
669     .instance_init = omap2_intc_init,
670     .class_init    = omap2_intc_class_init,
671 };
672 
673 static const TypeInfo omap_intc_type_info = {
674     .name          = TYPE_OMAP_INTC,
675     .parent        = TYPE_SYS_BUS_DEVICE,
676     .instance_size = sizeof(struct omap_intr_handler_s),
677     .abstract      = true,
678 };
679 
680 static void omap_intc_register_types(void)
681 {
682     type_register_static(&omap_intc_type_info);
683     type_register_static(&omap_intc_info);
684     type_register_static(&omap2_intc_info);
685 }
686 
687 type_init(omap_intc_register_types)
688