6 * linux/include/asm-sh/irq.h
8 * Copyright (C) 1999 Niibe Yutaka & Takeshi Yaegashi
9 * Copyright (C) 2000 Kazumoto Kojima
10 * Copyright (C) 2003 Paul Mundt
14 #include <linux/config.h>
15 #include <asm/machvec.h>
16 #include <asm/ptrace.h> /* for pt_regs */
18 #if defined(CONFIG_SH_HP6XX) || \
19 defined(CONFIG_SH_RTS7751R2D) || \
20 defined(CONFIG_SH_HS7751RVOIP) || \
21 defined(CONFIG_SH_HS7751RVOIP) || \
22 defined(CONFIG_SH_SH03) || \
23 defined(CONFIG_SH_R7780RP) || \
24 defined(CONFIG_SH_LANDISK)
25 #include <asm/mach/ide.h>
28 #ifndef CONFIG_CPU_SUBTYPE_SH7780
30 #define INTC_DMAC0_MSK 0
32 #if defined(CONFIG_CPU_SH3)
33 #define INTC_IPRA 0xfffffee2UL
34 #define INTC_IPRB 0xfffffee4UL
35 #elif defined(CONFIG_CPU_SH4)
36 #define INTC_IPRA 0xffd00004UL
37 #define INTC_IPRB 0xffd00008UL
38 #define INTC_IPRC 0xffd0000cUL
39 #define INTC_IPRD 0xffd00010UL
44 # define IRQ_CFCARD 14
47 # define IRQ_PCMCIA 15
52 #define TIMER_IPR_ADDR INTC_IPRA
53 #define TIMER_IPR_POS 3
54 #define TIMER_PRIORITY 2
57 #define TIMER1_IPR_ADDR INTC_IPRA
58 #define TIMER1_IPR_POS 2
59 #define TIMER1_PRIORITY 4
62 #define RTC_IPR_ADDR INTC_IPRA
64 #define RTC_PRIORITY TIMER_PRIORITY
66 #if defined(CONFIG_CPU_SH3)
71 #define DMA_IPR_ADDR INTC_IPRE
73 #define DMA_PRIORITY 7
74 #if defined(CONFIG_CPU_SUBTYPE_SH7300)
77 #define TIMER2_IPR_ADDR INTC_IPRA
78 #define TIMER2_IPR_POS 1
79 #define TIMER2_PRIORITY 2
83 #define WDT_IPR_ADDR INTC_IPRB
85 #define WDT_PRIORITY 2
87 /* SIM (SIM Card Module) */
88 #define SIM_ERI_IRQ 23
89 #define SIM_RXI_IRQ 24
90 #define SIM_TXI_IRQ 25
91 #define SIM_TEND_IRQ 26
92 #define SIM_IPR_ADDR INTC_IPRB
94 #define SIM_PRIORITY 2
98 #define VIO_IPR_ADDR INTC_IPRE
100 #define VIO_PRIORITY 2
102 /* MFI (Multi Functional Interface) */
104 #define MFI_IPR_ADDR INTC_IPRE
105 #define MFI_IPR_POS 1
106 #define MFI_PRIORITY 2
108 /* VPU (Video Processing Unit) */
110 #define VPU_IPR_ADDR INTC_IPRE
111 #define VPU_IPR_POS 0
112 #define VPU_PRIORITY 2
114 /* KEY (Key Scan Interface) */
116 #define KEY_IPR_ADDR INTC_IPRF
117 #define KEY_IPR_POS 3
118 #define KEY_PRIORITY 2
120 /* CMT (Compare Match Timer) */
122 #define CMT_IPR_ADDR INTC_IPRF
123 #define CMT_IPR_POS 0
124 #define CMT_PRIORITY 2
131 #define DMA1_IPR_ADDR INTC_IPRE
132 #define DMA1_IPR_POS 3
133 #define DMA1_PRIORITY 7
138 #define DMA2_IPR_ADDR INTC_IPRF
139 #define DMA2_IPR_POS 2
140 #define DMA2_PRIORITY 7
144 #define SIOF0_IPR_ADDR INTC_IPRH
145 #define SIOF0_IPR_POS 3
146 #define SIOF0_PRIORITY 3
148 /* FLCTL (Flash Memory Controller) */
150 #define FLTEND_IRQ 93
151 #define FLTRQ0_IRQ 94
152 #define FLTRQ1_IRQ 95
153 #define FLCTL_IPR_ADDR INTC_IPRH
154 #define FLCTL_IPR_POS 1
155 #define FLCTL_PRIORITY 3
157 /* IIC (IIC Bus Interface) */
158 #define IIC_ALI_IRQ 96
159 #define IIC_TACKI_IRQ 97
160 #define IIC_WAITI_IRQ 98
161 #define IIC_DTEI_IRQ 99
162 #define IIC_IPR_ADDR INTC_IPRH
163 #define IIC_IPR_POS 0
164 #define IIC_PRIORITY 3
168 #define SIO0_IPR_ADDR INTC_IPRI
169 #define SIO0_IPR_POS 3
170 #define SIO0_PRIORITY 3
172 /* SIU (Sound Interface Unit) */
174 #define SIU_IPR_ADDR INTC_IPRJ
175 #define SIU_IPR_POS 1
176 #define SIU_PRIORITY 3
179 #elif defined(CONFIG_CPU_SH4)
184 #define DMTE4_IRQ 44 /* 7751R only */
185 #define DMTE5_IRQ 45 /* 7751R only */
186 #define DMTE6_IRQ 46 /* 7751R only */
187 #define DMTE7_IRQ 47 /* 7751R only */
189 #define DMA_IPR_ADDR INTC_IPRC
190 #define DMA_IPR_POS 2
191 #define DMA_PRIORITY 7
194 #if defined (CONFIG_CPU_SUBTYPE_SH7707) || defined (CONFIG_CPU_SUBTYPE_SH7708) || \
195 defined (CONFIG_CPU_SUBTYPE_SH7709) || defined (CONFIG_CPU_SUBTYPE_SH7750) || \
196 defined (CONFIG_CPU_SUBTYPE_SH7751)
197 #define SCI_ERI_IRQ 23
198 #define SCI_RXI_IRQ 24
199 #define SCI_TXI_IRQ 25
200 #define SCI_IPR_ADDR INTC_IPRB
201 #define SCI_IPR_POS 1
202 #define SCI_PRIORITY 3
205 #if defined(CONFIG_CPU_SUBTYPE_SH7300)
207 #define SCIF0_IPR_ADDR INTC_IPRG
208 #define SCIF0_IPR_POS 3
209 #define SCIF0_PRIORITY 3
210 #elif defined(CONFIG_CPU_SUBTYPE_SH7705) || \
211 defined(CONFIG_CPU_SUBTYPE_SH7707) || \
212 defined(CONFIG_CPU_SUBTYPE_SH7709)
213 #define SCIF_ERI_IRQ 56
214 #define SCIF_RXI_IRQ 57
215 #define SCIF_BRI_IRQ 58
216 #define SCIF_TXI_IRQ 59
217 #define SCIF_IPR_ADDR INTC_IPRE
218 #define SCIF_IPR_POS 1
219 #define SCIF_PRIORITY 3
221 #define IRDA_ERI_IRQ 52
222 #define IRDA_RXI_IRQ 53
223 #define IRDA_BRI_IRQ 54
224 #define IRDA_TXI_IRQ 55
225 #define IRDA_IPR_ADDR INTC_IPRE
226 #define IRDA_IPR_POS 2
227 #define IRDA_PRIORITY 3
228 #elif defined(CONFIG_CPU_SUBTYPE_SH7750) || defined(CONFIG_CPU_SUBTYPE_SH7751) || \
229 defined(CONFIG_CPU_SUBTYPE_ST40STB1) || defined(CONFIG_CPU_SUBTYPE_SH4_202)
230 #define SCIF_ERI_IRQ 40
231 #define SCIF_RXI_IRQ 41
232 #define SCIF_BRI_IRQ 42
233 #define SCIF_TXI_IRQ 43
234 #define SCIF_IPR_ADDR INTC_IPRC
235 #define SCIF_IPR_POS 1
236 #define SCIF_PRIORITY 3
237 #if defined(CONFIG_CPU_SUBTYPE_ST40STB1)
238 #define SCIF1_ERI_IRQ 23
239 #define SCIF1_RXI_IRQ 24
240 #define SCIF1_BRI_IRQ 25
241 #define SCIF1_TXI_IRQ 26
242 #define SCIF1_IPR_ADDR INTC_IPRB
243 #define SCIF1_IPR_POS 1
244 #define SCIF1_PRIORITY 3
245 #endif /* ST40STB1 */
247 #endif /* 775x / SH4-202 / ST40STB1 */
250 /* NR_IRQS is made from three components:
251 * 1. ONCHIP_NR_IRQS - number of IRLS + on-chip peripherial modules
252 * 2. PINT_NR_IRQS - number of PINT interrupts
253 * 3. OFFCHIP_NR_IRQS - numbe of IRQs from off-chip peripherial modules
256 /* 1. ONCHIP_NR_IRQS */
257 #if defined(CONFIG_CPU_SUBTYPE_SH7604)
258 # define ONCHIP_NR_IRQS 24 // Actually 21
259 #elif defined(CONFIG_CPU_SUBTYPE_SH7707)
260 # define ONCHIP_NR_IRQS 64
261 # define PINT_NR_IRQS 16
262 #elif defined(CONFIG_CPU_SUBTYPE_SH7708)
263 # define ONCHIP_NR_IRQS 32
264 #elif defined(CONFIG_CPU_SUBTYPE_SH7709) || \
265 defined(CONFIG_CPU_SUBTYPE_SH7705)
266 # define ONCHIP_NR_IRQS 64 // Actually 61
267 # define PINT_NR_IRQS 16
268 #elif defined(CONFIG_CPU_SUBTYPE_SH7750)
269 # define ONCHIP_NR_IRQS 48 // Actually 44
270 #elif defined(CONFIG_CPU_SUBTYPE_SH7751)
271 # define ONCHIP_NR_IRQS 72
272 #elif defined(CONFIG_CPU_SUBTYPE_SH7760)
273 # define ONCHIP_NR_IRQS 112 /* XXX */
274 #elif defined(CONFIG_CPU_SUBTYPE_SH4_202)
275 # define ONCHIP_NR_IRQS 72
276 #elif defined(CONFIG_CPU_SUBTYPE_ST40STB1)
277 # define ONCHIP_NR_IRQS 144
278 #elif defined(CONFIG_CPU_SUBTYPE_SH7300) || \
279 defined(CONFIG_CPU_SUBTYPE_SH73180)
280 # define ONCHIP_NR_IRQS 109
281 #elif defined(CONFIG_CPU_SUBTYPE_SH7780)
282 # define ONCHIP_NR_IRQS 111
283 #elif defined(CONFIG_SH_UNKNOWN) /* Most be last */
284 # define ONCHIP_NR_IRQS 144
287 /* 2. PINT_NR_IRQS */
288 #ifdef CONFIG_SH_UNKNOWN
289 # define PINT_NR_IRQS 16
291 # ifndef PINT_NR_IRQS
292 # define PINT_NR_IRQS 0
297 # define PINT_IRQ_BASE ONCHIP_NR_IRQS
300 /* 3. OFFCHIP_NR_IRQS */
301 #if defined(CONFIG_HD64461)
302 # define OFFCHIP_NR_IRQS 18
303 #elif defined (CONFIG_SH_BIGSUR) /* must be before CONFIG_HD64465 */
304 # define OFFCHIP_NR_IRQS 48
305 #elif defined(CONFIG_HD64465)
306 # define OFFCHIP_NR_IRQS 16
307 #elif defined (CONFIG_SH_EC3104)
308 # define OFFCHIP_NR_IRQS 16
309 #elif defined (CONFIG_SH_DREAMCAST)
310 # define OFFCHIP_NR_IRQS 96
311 #elif defined (CONFIG_SH_TITAN)
312 # define OFFCHIP_NR_IRQS 4
313 #elif defined(CONFIG_SH_R7780RP)
314 # define OFFCHIP_NR_IRQS 16
315 #elif defined(CONFIG_SH_UNKNOWN)
316 # define OFFCHIP_NR_IRQS 16 /* Must also be last */
318 # define OFFCHIP_NR_IRQS 0
321 #if OFFCHIP_NR_IRQS > 0
322 # define OFFCHIP_IRQ_BASE (ONCHIP_NR_IRQS + PINT_NR_IRQS)
326 #define NR_IRQS (ONCHIP_NR_IRQS + PINT_NR_IRQS + OFFCHIP_NR_IRQS)
328 extern void disable_irq(unsigned int);
329 extern void disable_irq_nosync(unsigned int);
330 extern void enable_irq(unsigned int);
333 * Simple Mask Register Support
335 extern void make_maskreg_irq(unsigned int irq
);
336 extern unsigned short *irq_mask_register
;
339 * Function for "on chip support modules".
341 extern void make_ipr_irq(unsigned int irq
, unsigned int addr
,
342 int pos
, int priority
);
343 extern void make_imask_irq(unsigned int irq
);
345 #if defined(CONFIG_CPU_SUBTYPE_SH7300)
348 #define INTC_IPRA 0xA414FEE2UL
349 #define INTC_IPRB 0xA414FEE4UL
350 #define INTC_IPRC 0xA4140016UL
351 #define INTC_IPRD 0xA4140018UL
352 #define INTC_IPRE 0xA414001AUL
353 #define INTC_IPRF 0xA4080000UL
354 #define INTC_IPRG 0xA4080002UL
355 #define INTC_IPRH 0xA4080004UL
356 #define INTC_IPRI 0xA4080006UL
357 #define INTC_IPRJ 0xA4080008UL
359 #define INTC_IMR0 0xA4080040UL
360 #define INTC_IMR1 0xA4080042UL
361 #define INTC_IMR2 0xA4080044UL
362 #define INTC_IMR3 0xA4080046UL
363 #define INTC_IMR4 0xA4080048UL
364 #define INTC_IMR5 0xA408004AUL
365 #define INTC_IMR6 0xA408004CUL
366 #define INTC_IMR7 0xA408004EUL
367 #define INTC_IMR8 0xA4080050UL
368 #define INTC_IMR9 0xA4080052UL
369 #define INTC_IMR10 0xA4080054UL
371 #define INTC_IMCR0 0xA4080060UL
372 #define INTC_IMCR1 0xA4080062UL
373 #define INTC_IMCR2 0xA4080064UL
374 #define INTC_IMCR3 0xA4080066UL
375 #define INTC_IMCR4 0xA4080068UL
376 #define INTC_IMCR5 0xA408006AUL
377 #define INTC_IMCR6 0xA408006CUL
378 #define INTC_IMCR7 0xA408006EUL
379 #define INTC_IMCR8 0xA4080070UL
380 #define INTC_IMCR9 0xA4080072UL
381 #define INTC_IMCR10 0xA4080074UL
383 #define INTC_ICR0 0xA414FEE0UL
384 #define INTC_ICR1 0xA4140010UL
386 #define INTC_IRR0 0xA4140004UL
388 #define PORT_PACR 0xA4050100UL
389 #define PORT_PBCR 0xA4050102UL
390 #define PORT_PCCR 0xA4050104UL
391 #define PORT_PDCR 0xA4050106UL
392 #define PORT_PECR 0xA4050108UL
393 #define PORT_PFCR 0xA405010AUL
394 #define PORT_PGCR 0xA405010CUL
395 #define PORT_PHCR 0xA405010EUL
396 #define PORT_PJCR 0xA4050110UL
397 #define PORT_PKCR 0xA4050112UL
398 #define PORT_PLCR 0xA4050114UL
399 #define PORT_SCPCR 0xA4050116UL
400 #define PORT_PMCR 0xA4050118UL
401 #define PORT_PNCR 0xA405011AUL
402 #define PORT_PQCR 0xA405011CUL
404 #define PORT_PSELA 0xA4050140UL
405 #define PORT_PSELB 0xA4050142UL
406 #define PORT_PSELC 0xA4050144UL
408 #define PORT_HIZCRA 0xA4050146UL
409 #define PORT_HIZCRB 0xA4050148UL
410 #define PORT_DRVCR 0xA4050150UL
412 #define PORT_PADR 0xA4050120UL
413 #define PORT_PBDR 0xA4050122UL
414 #define PORT_PCDR 0xA4050124UL
415 #define PORT_PDDR 0xA4050126UL
416 #define PORT_PEDR 0xA4050128UL
417 #define PORT_PFDR 0xA405012AUL
418 #define PORT_PGDR 0xA405012CUL
419 #define PORT_PHDR 0xA405012EUL
420 #define PORT_PJDR 0xA4050130UL
421 #define PORT_PKDR 0xA4050132UL
422 #define PORT_PLDR 0xA4050134UL
423 #define PORT_SCPDR 0xA4050136UL
424 #define PORT_PMDR 0xA4050138UL
425 #define PORT_PNDR 0xA405013AUL
426 #define PORT_PQDR 0xA405013CUL
435 #define IRQ0_IPR_ADDR INTC_IPRC
436 #define IRQ1_IPR_ADDR INTC_IPRC
437 #define IRQ2_IPR_ADDR INTC_IPRC
438 #define IRQ3_IPR_ADDR INTC_IPRC
439 #define IRQ4_IPR_ADDR INTC_IPRD
440 #define IRQ5_IPR_ADDR INTC_IPRD
442 #define IRQ0_IPR_POS 0
443 #define IRQ1_IPR_POS 1
444 #define IRQ2_IPR_POS 2
445 #define IRQ3_IPR_POS 3
446 #define IRQ4_IPR_POS 0
447 #define IRQ5_IPR_POS 1
449 #define IRQ0_PRIORITY 1
450 #define IRQ1_PRIORITY 1
451 #define IRQ2_PRIORITY 1
452 #define IRQ3_PRIORITY 1
453 #define IRQ4_PRIORITY 1
454 #define IRQ5_PRIORITY 1
456 extern int ipr_irq_demux(int irq
);
457 #define __irq_demux(irq) ipr_irq_demux(irq)
459 #elif defined(CONFIG_CPU_SUBTYPE_SH7604)
460 #define INTC_IPRA 0xfffffee2UL
461 #define INTC_IPRB 0xfffffe60UL
463 #define INTC_VCRA 0xfffffe62UL
464 #define INTC_VCRB 0xfffffe64UL
465 #define INTC_VCRC 0xfffffe66UL
466 #define INTC_VCRD 0xfffffe68UL
468 #define INTC_VCRWDT 0xfffffee4UL
469 #define INTC_VCRDIV 0xffffff0cUL
470 #define INTC_VCRDMA0 0xffffffa0UL
471 #define INTC_VCRDMA1 0xffffffa8UL
473 #define INTC_ICR 0xfffffee0UL
474 #elif defined(CONFIG_CPU_SUBTYPE_SH7705) || \
475 defined(CONFIG_CPU_SUBTYPE_SH7707) || \
476 defined(CONFIG_CPU_SUBTYPE_SH7709)
477 #define INTC_IRR0 0xa4000004UL
478 #define INTC_IRR1 0xa4000006UL
479 #define INTC_IRR2 0xa4000008UL
481 #define INTC_ICR0 0xfffffee0UL
482 #define INTC_ICR1 0xa4000010UL
483 #define INTC_ICR2 0xa4000012UL
484 #define INTC_INTER 0xa4000014UL
486 #define INTC_IPRC 0xa4000016UL
487 #define INTC_IPRD 0xa4000018UL
488 #define INTC_IPRE 0xa400001aUL
489 #if defined(CONFIG_CPU_SUBTYPE_SH7707)
490 #define INTC_IPRF 0xa400001cUL
491 #elif defined(CONFIG_CPU_SUBTYPE_SH7705)
492 #define INTC_IPRF 0xa4080000UL
493 #define INTC_IPRG 0xa4080002UL
494 #define INTC_IPRH 0xa4080004UL
497 #define PORT_PACR 0xa4000100UL
498 #define PORT_PBCR 0xa4000102UL
499 #define PORT_PCCR 0xa4000104UL
500 #define PORT_PFCR 0xa400010aUL
501 #define PORT_PADR 0xa4000120UL
502 #define PORT_PBDR 0xa4000122UL
503 #define PORT_PCDR 0xa4000124UL
504 #define PORT_PFDR 0xa400012aUL
513 #define IRQ0_IPR_ADDR INTC_IPRC
514 #define IRQ1_IPR_ADDR INTC_IPRC
515 #define IRQ2_IPR_ADDR INTC_IPRC
516 #define IRQ3_IPR_ADDR INTC_IPRC
517 #define IRQ4_IPR_ADDR INTC_IPRD
518 #define IRQ5_IPR_ADDR INTC_IPRD
520 #define IRQ0_IPR_POS 0
521 #define IRQ1_IPR_POS 1
522 #define IRQ2_IPR_POS 2
523 #define IRQ3_IPR_POS 3
524 #define IRQ4_IPR_POS 0
525 #define IRQ5_IPR_POS 1
527 #define IRQ0_PRIORITY 1
528 #define IRQ1_PRIORITY 1
529 #define IRQ2_PRIORITY 1
530 #define IRQ3_PRIORITY 1
531 #define IRQ4_PRIORITY 1
532 #define IRQ5_PRIORITY 1
537 #define PINT0_IPR_ADDR INTC_IPRD
538 #define PINT8_IPR_ADDR INTC_IPRD
540 #define PINT0_IPR_POS 3
541 #define PINT8_IPR_POS 2
542 #define PINT0_PRIORITY 2
543 #define PINT8_PRIORITY 2
545 extern int ipr_irq_demux(int irq
);
546 #define __irq_demux(irq) ipr_irq_demux(irq)
547 #endif /* CONFIG_CPU_SUBTYPE_SH7707 || CONFIG_CPU_SUBTYPE_SH7709 */
549 #if defined(CONFIG_CPU_SUBTYPE_SH7750) || defined(CONFIG_CPU_SUBTYPE_SH7751) || \
550 defined(CONFIG_CPU_SUBTYPE_ST40STB1) || defined(CONFIG_CPU_SUBTYPE_SH4_202)
551 #define INTC_ICR 0xffd00000
552 #define INTC_ICR_NMIL (1<<15)
553 #define INTC_ICR_MAI (1<<14)
554 #define INTC_ICR_NMIB (1<<9)
555 #define INTC_ICR_NMIE (1<<8)
556 #define INTC_ICR_IRLM (1<<7)
559 #ifdef CONFIG_CPU_SUBTYPE_SH7780
560 #include <asm/irq-sh7780.h>
563 /* SH with INTC2-style interrupts */
564 #ifdef CONFIG_CPU_HAS_INTC2_IRQ
565 #if defined(CONFIG_CPU_SUBTYPE_ST40STB1)
566 #define INTC2_BASE 0xfe080000
567 #define INTC2_FIRST_IRQ 64
568 #define INTC2_INTREQ_OFFSET 0x20
569 #define INTC2_INTMSK_OFFSET 0x40
570 #define INTC2_INTMSKCLR_OFFSET 0x60
571 #define NR_INTC2_IRQS 25
572 #elif defined(CONFIG_CPU_SUBTYPE_SH7760)
573 #define INTC2_BASE 0xfe080000
574 #define INTC2_FIRST_IRQ 48 /* INTEVT 0x800 */
575 #define INTC2_INTREQ_OFFSET 0x20
576 #define INTC2_INTMSK_OFFSET 0x40
577 #define INTC2_INTMSKCLR_OFFSET 0x60
578 #define NR_INTC2_IRQS 64
579 #elif defined(CONFIG_CPU_SUBTYPE_SH7780)
580 #define INTC2_BASE 0xffd40000
581 #define INTC2_FIRST_IRQ 22
582 #define INTC2_INTMSK_OFFSET (0x38)
583 #define INTC2_INTMSKCLR_OFFSET (0x3c)
584 #define NR_INTC2_IRQS 60
587 #define INTC2_INTPRI_OFFSET 0x00
589 void make_intc2_irq(unsigned int irq
,
590 unsigned int ipr_offset
, unsigned int ipr_shift
,
591 unsigned int msk_offset
, unsigned int msk_shift
,
592 unsigned int priority
);
593 void init_IRQ_intc2(void);
594 void intc2_add_clear_irq(int irq
, int (*fn
)(int));
598 static inline int generic_irq_demux(int irq
)
604 #define __irq_demux(irq) (irq)
606 #define irq_canonicalize(irq) (irq)
607 #define irq_demux(irq) __irq_demux(sh_mv.mv_irq_demux(irq))
609 #if defined(CONFIG_CPU_SUBTYPE_SH73180)
610 #include <asm/irq-sh73180.h>
613 #endif /* __ASM_SH_IRQ_H */