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_HP600) || \
19 defined(CONFIG_SH_RTS7751R2D) || \
20 defined(CONFIG_SH_HS7751RVOIP) || \
21 defined(CONFIG_SH_SH03)
22 #include <asm/mach/ide.h>
25 #if defined(CONFIG_CPU_SH3)
26 #define INTC_IPRA 0xfffffee2UL
27 #define INTC_IPRB 0xfffffee4UL
28 #elif defined(CONFIG_CPU_SH4)
29 #define INTC_IPRA 0xffd00004UL
30 #define INTC_IPRB 0xffd00008UL
31 #define INTC_IPRC 0xffd0000cUL
32 #define INTC_IPRD 0xffd00010UL
37 # define IRQ_CFCARD 14
40 # define IRQ_PCMCIA 15
45 #define TIMER_IPR_ADDR INTC_IPRA
46 #define TIMER_IPR_POS 3
47 #define TIMER_PRIORITY 2
50 #define TIMER1_IPR_ADDR INTC_IPRA
51 #define TIMER1_IPR_POS 2
52 #define TIMER1_PRIORITY 4
55 #define RTC_IPR_ADDR INTC_IPRA
57 #define RTC_PRIORITY TIMER_PRIORITY
59 #if defined(CONFIG_CPU_SH3)
64 #define DMA_IPR_ADDR INTC_IPRE
66 #define DMA_PRIORITY 7
67 #if defined(CONFIG_CPU_SUBTYPE_SH7300)
70 #define TIMER2_IPR_ADDR INTC_IPRA
71 #define TIMER2_IPR_POS 1
72 #define TIMER2_PRIORITY 2
76 #define WDT_IPR_ADDR INTC_IPRB
78 #define WDT_PRIORITY 2
80 /* SIM (SIM Card Module) */
81 #define SIM_ERI_IRQ 23
82 #define SIM_RXI_IRQ 24
83 #define SIM_TXI_IRQ 25
84 #define SIM_TEND_IRQ 26
85 #define SIM_IPR_ADDR INTC_IPRB
87 #define SIM_PRIORITY 2
91 #define VIO_IPR_ADDR INTC_IPRE
93 #define VIO_PRIORITY 2
95 /* MFI (Multi Functional Interface) */
97 #define MFI_IPR_ADDR INTC_IPRE
99 #define MFI_PRIORITY 2
101 /* VPU (Video Processing Unit) */
103 #define VPU_IPR_ADDR INTC_IPRE
104 #define VPU_IPR_POS 0
105 #define VPU_PRIORITY 2
107 /* KEY (Key Scan Interface) */
109 #define KEY_IPR_ADDR INTC_IPRF
110 #define KEY_IPR_POS 3
111 #define KEY_PRIORITY 2
113 /* CMT (Compare Match Timer) */
115 #define CMT_IPR_ADDR INTC_IPRF
116 #define CMT_IPR_POS 0
117 #define CMT_PRIORITY 2
124 #define DMA1_IPR_ADDR INTC_IPRE
125 #define DMA1_IPR_POS 3
126 #define DMA1_PRIORITY 7
131 #define DMA2_IPR_ADDR INTC_IPRF
132 #define DMA2_IPR_POS 2
133 #define DMA2_PRIORITY 7
137 #define SIOF0_IPR_ADDR INTC_IPRH
138 #define SIOF0_IPR_POS 3
139 #define SIOF0_PRIORITY 3
141 /* FLCTL (Flash Memory Controller) */
143 #define FLTEND_IRQ 93
144 #define FLTRQ0_IRQ 94
145 #define FLTRQ1_IRQ 95
146 #define FLCTL_IPR_ADDR INTC_IPRH
147 #define FLCTL_IPR_POS 1
148 #define FLCTL_PRIORITY 3
150 /* IIC (IIC Bus Interface) */
151 #define IIC_ALI_IRQ 96
152 #define IIC_TACKI_IRQ 97
153 #define IIC_WAITI_IRQ 98
154 #define IIC_DTEI_IRQ 99
155 #define IIC_IPR_ADDR INTC_IPRH
156 #define IIC_IPR_POS 0
157 #define IIC_PRIORITY 3
161 #define SIO0_IPR_ADDR INTC_IPRI
162 #define SIO0_IPR_POS 3
163 #define SIO0_PRIORITY 3
165 /* SIU (Sound Interface Unit) */
167 #define SIU_IPR_ADDR INTC_IPRJ
168 #define SIU_IPR_POS 1
169 #define SIU_PRIORITY 3
172 #elif defined(CONFIG_CPU_SH4)
177 #define DMTE4_IRQ 44 /* 7751R only */
178 #define DMTE5_IRQ 45 /* 7751R only */
179 #define DMTE6_IRQ 46 /* 7751R only */
180 #define DMTE7_IRQ 47 /* 7751R only */
182 #define DMA_IPR_ADDR INTC_IPRC
183 #define DMA_IPR_POS 2
184 #define DMA_PRIORITY 7
187 #if defined (CONFIG_CPU_SUBTYPE_SH7707) || defined (CONFIG_CPU_SUBTYPE_SH7708) || \
188 defined (CONFIG_CPU_SUBTYPE_SH7709) || defined (CONFIG_CPU_SUBTYPE_SH7750) || \
189 defined (CONFIG_CPU_SUBTYPE_SH7751)
190 #define SCI_ERI_IRQ 23
191 #define SCI_RXI_IRQ 24
192 #define SCI_TXI_IRQ 25
193 #define SCI_IPR_ADDR INTC_IPRB
194 #define SCI_IPR_POS 1
195 #define SCI_PRIORITY 3
198 #if defined(CONFIG_CPU_SUBTYPE_SH7300)
200 #define SCIF0_IPR_ADDR INTC_IPRG
201 #define SCIF0_IPR_POS 3
202 #define SCIF0_PRIORITY 3
203 #elif defined(CONFIG_CPU_SUBTYPE_SH7705) || \
204 defined(CONFIG_CPU_SUBTYPE_SH7707) || \
205 defined(CONFIG_CPU_SUBTYPE_SH7709)
206 #define SCIF_ERI_IRQ 56
207 #define SCIF_RXI_IRQ 57
208 #define SCIF_BRI_IRQ 58
209 #define SCIF_TXI_IRQ 59
210 #define SCIF_IPR_ADDR INTC_IPRE
211 #define SCIF_IPR_POS 1
212 #define SCIF_PRIORITY 3
214 #define IRDA_ERI_IRQ 52
215 #define IRDA_RXI_IRQ 53
216 #define IRDA_BRI_IRQ 54
217 #define IRDA_TXI_IRQ 55
218 #define IRDA_IPR_ADDR INTC_IPRE
219 #define IRDA_IPR_POS 2
220 #define IRDA_PRIORITY 3
221 #elif defined(CONFIG_CPU_SUBTYPE_SH7750) || defined(CONFIG_CPU_SUBTYPE_SH7751) || \
222 defined(CONFIG_CPU_SUBTYPE_ST40STB1) || defined(CONFIG_CPU_SUBTYPE_SH4_202)
223 #define SCIF_ERI_IRQ 40
224 #define SCIF_RXI_IRQ 41
225 #define SCIF_BRI_IRQ 42
226 #define SCIF_TXI_IRQ 43
227 #define SCIF_IPR_ADDR INTC_IPRC
228 #define SCIF_IPR_POS 1
229 #define SCIF_PRIORITY 3
230 #if defined(CONFIG_CPU_SUBTYPE_ST40STB1)
231 #define SCIF1_ERI_IRQ 23
232 #define SCIF1_RXI_IRQ 24
233 #define SCIF1_BRI_IRQ 25
234 #define SCIF1_TXI_IRQ 26
235 #define SCIF1_IPR_ADDR INTC_IPRB
236 #define SCIF1_IPR_POS 1
237 #define SCIF1_PRIORITY 3
241 /* NR_IRQS is made from three components:
242 * 1. ONCHIP_NR_IRQS - number of IRLS + on-chip peripherial modules
243 * 2. PINT_NR_IRQS - number of PINT interrupts
244 * 3. OFFCHIP_NR_IRQS - numbe of IRQs from off-chip peripherial modules
247 /* 1. ONCHIP_NR_IRQS */
248 #ifdef CONFIG_SH_GENERIC
249 # define ONCHIP_NR_IRQS 144
251 # if defined(CONFIG_CPU_SUBTYPE_SH7604)
252 # define ONCHIP_NR_IRQS 24 // Actually 21
253 # elif defined(CONFIG_CPU_SUBTYPE_SH7707)
254 # define ONCHIP_NR_IRQS 64
255 # define PINT_NR_IRQS 16
256 # elif defined(CONFIG_CPU_SUBTYPE_SH7708)
257 # define ONCHIP_NR_IRQS 32
258 # elif defined(CONFIG_CPU_SUBTYPE_SH7709) || \
259 defined(CONFIG_CPU_SUBTYPE_SH7705)
260 # define ONCHIP_NR_IRQS 64 // Actually 61
261 # define PINT_NR_IRQS 16
262 # elif defined(CONFIG_CPU_SUBTYPE_SH7750)
263 # define ONCHIP_NR_IRQS 48 // Actually 44
264 # elif defined(CONFIG_CPU_SUBTYPE_SH7751)
265 # define ONCHIP_NR_IRQS 72
266 # elif defined(CONFIG_CPU_SUBTYPE_SH7760)
267 # define ONCHIP_NR_IRQS 110
268 # elif defined(CONFIG_CPU_SUBTYPE_SH4_202)
269 # define ONCHIP_NR_IRQS 72
270 # elif defined(CONFIG_CPU_SUBTYPE_ST40STB1)
271 # define ONCHIP_NR_IRQS 144
272 # elif defined(CONFIG_CPU_SUBTYPE_SH7300)
273 # define ONCHIP_NR_IRQS 109
277 /* 2. PINT_NR_IRQS */
278 #ifdef CONFIG_SH_GENERIC
279 # define PINT_NR_IRQS 16
281 # ifndef PINT_NR_IRQS
282 # define PINT_NR_IRQS 0
287 # define PINT_IRQ_BASE ONCHIP_NR_IRQS
290 /* 3. OFFCHIP_NR_IRQS */
291 #ifdef CONFIG_SH_GENERIC
292 # define OFFCHIP_NR_IRQS 16
294 # if defined(CONFIG_HD64461)
295 # define OFFCHIP_NR_IRQS 18
296 # elif defined (CONFIG_SH_BIGSUR) /* must be before CONFIG_HD64465 */
297 # define OFFCHIP_NR_IRQS 48
298 # elif defined(CONFIG_HD64465)
299 # define OFFCHIP_NR_IRQS 16
300 # elif defined (CONFIG_SH_EC3104)
301 # define OFFCHIP_NR_IRQS 16
302 # elif defined (CONFIG_SH_DREAMCAST)
303 # define OFFCHIP_NR_IRQS 96
305 # define OFFCHIP_NR_IRQS 0
309 #if OFFCHIP_NR_IRQS > 0
310 # define OFFCHIP_IRQ_BASE (ONCHIP_NR_IRQS + PINT_NR_IRQS)
314 #define NR_IRQS (ONCHIP_NR_IRQS + PINT_NR_IRQS + OFFCHIP_NR_IRQS)
316 /* In a generic kernel, NR_IRQS is an upper bound, and we should use
317 * ACTUAL_NR_IRQS (which uses the machine vector) to get the correct value.
319 #ifdef CONFIG_SH_GENERIC
320 # define ACTUAL_NR_IRQS (sh_mv.mv_nr_irqs)
322 # define ACTUAL_NR_IRQS NR_IRQS
326 extern void disable_irq(unsigned int);
327 extern void disable_irq_nosync(unsigned int);
328 extern void enable_irq(unsigned int);
331 * Simple Mask Register Support
333 extern void make_maskreg_irq(unsigned int irq);
334 extern unsigned short *irq_mask_register;
337 * Function for "on chip support modules".
339 extern void make_ipr_irq(unsigned int irq, unsigned int addr,
340 int pos, int priority);
341 extern void make_imask_irq(unsigned int irq);
343 #if defined(CONFIG_CPU_SUBTYPE_SH7300)
346 #define INTC_IPRA 0xA414FEE2UL
347 #define INTC_IPRB 0xA414FEE4UL
348 #define INTC_IPRC 0xA4140016UL
349 #define INTC_IPRD 0xA4140018UL
350 #define INTC_IPRE 0xA414001AUL
351 #define INTC_IPRF 0xA4080000UL
352 #define INTC_IPRG 0xA4080002UL
353 #define INTC_IPRH 0xA4080004UL
354 #define INTC_IPRI 0xA4080006UL
355 #define INTC_IPRJ 0xA4080008UL
357 #define INTC_IMR0 0xA4080040UL
358 #define INTC_IMR1 0xA4080042UL
359 #define INTC_IMR2 0xA4080044UL
360 #define INTC_IMR3 0xA4080046UL
361 #define INTC_IMR4 0xA4080048UL
362 #define INTC_IMR5 0xA408004AUL
363 #define INTC_IMR6 0xA408004CUL
364 #define INTC_IMR7 0xA408004EUL
365 #define INTC_IMR8 0xA4080050UL
366 #define INTC_IMR9 0xA4080052UL
367 #define INTC_IMR10 0xA4080054UL
369 #define INTC_IMCR0 0xA4080060UL
370 #define INTC_IMCR1 0xA4080062UL
371 #define INTC_IMCR2 0xA4080064UL
372 #define INTC_IMCR3 0xA4080066UL
373 #define INTC_IMCR4 0xA4080068UL
374 #define INTC_IMCR5 0xA408006AUL
375 #define INTC_IMCR6 0xA408006CUL
376 #define INTC_IMCR7 0xA408006EUL
377 #define INTC_IMCR8 0xA4080070UL
378 #define INTC_IMCR9 0xA4080072UL
379 #define INTC_IMCR10 0xA4080074UL
381 #define INTC_ICR0 0xA414FEE0UL
382 #define INTC_ICR1 0xA4140010UL
384 #define INTC_IRR0 0xA4140004UL
386 #define PORT_PACR 0xA4050100UL
387 #define PORT_PBCR 0xA4050102UL
388 #define PORT_PCCR 0xA4050104UL
389 #define PORT_PDCR 0xA4050106UL
390 #define PORT_PECR 0xA4050108UL
391 #define PORT_PFCR 0xA405010AUL
392 #define PORT_PGCR 0xA405010CUL
393 #define PORT_PHCR 0xA405010EUL
394 #define PORT_PJCR 0xA4050110UL
395 #define PORT_PKCR 0xA4050112UL
396 #define PORT_PLCR 0xA4050114UL
397 #define PORT_SCPCR 0xA4050116UL
398 #define PORT_PMCR 0xA4050118UL
399 #define PORT_PNCR 0xA405011AUL
400 #define PORT_PQCR 0xA405011CUL
402 #define PORT_PSELA 0xA4050140UL
403 #define PORT_PSELB 0xA4050142UL
404 #define PORT_PSELC 0xA4050144UL
406 #define PORT_HIZCRA 0xA4050146UL
407 #define PORT_HIZCRB 0xA4050148UL
408 #define PORT_DRVCR 0xA4050150UL
410 #define PORT_PADR 0xA4050120UL
411 #define PORT_PBDR 0xA4050122UL
412 #define PORT_PCDR 0xA4050124UL
413 #define PORT_PDDR 0xA4050126UL
414 #define PORT_PEDR 0xA4050128UL
415 #define PORT_PFDR 0xA405012AUL
416 #define PORT_PGDR 0xA405012CUL
417 #define PORT_PHDR 0xA405012EUL
418 #define PORT_PJDR 0xA4050130UL
419 #define PORT_PKDR 0xA4050132UL
420 #define PORT_PLDR 0xA4050134UL
421 #define PORT_SCPDR 0xA4050136UL
422 #define PORT_PMDR 0xA4050138UL
423 #define PORT_PNDR 0xA405013AUL
424 #define PORT_PQDR 0xA405013CUL
433 #define IRQ0_IPR_ADDR INTC_IPRC
434 #define IRQ1_IPR_ADDR INTC_IPRC
435 #define IRQ2_IPR_ADDR INTC_IPRC
436 #define IRQ3_IPR_ADDR INTC_IPRC
437 #define IRQ4_IPR_ADDR INTC_IPRD
438 #define IRQ5_IPR_ADDR INTC_IPRD
440 #define IRQ0_IPR_POS 0
441 #define IRQ1_IPR_POS 1
442 #define IRQ2_IPR_POS 2
443 #define IRQ3_IPR_POS 3
444 #define IRQ4_IPR_POS 0
445 #define IRQ5_IPR_POS 1
447 #define IRQ0_PRIORITY 1
448 #define IRQ1_PRIORITY 1
449 #define IRQ2_PRIORITY 1
450 #define IRQ3_PRIORITY 1
451 #define IRQ4_PRIORITY 1
452 #define IRQ5_PRIORITY 1
454 extern int ipr_irq_demux(int irq);
455 #define __irq_demux(irq) ipr_irq_demux(irq)
457 #elif defined(CONFIG_CPU_SUBTYPE_SH7604)
458 #define INTC_IPRA 0xfffffee2UL
459 #define INTC_IPRB 0xfffffe60UL
461 #define INTC_VCRA 0xfffffe62UL
462 #define INTC_VCRB 0xfffffe64UL
463 #define INTC_VCRC 0xfffffe66UL
464 #define INTC_VCRD 0xfffffe68UL
466 #define INTC_VCRWDT 0xfffffee4UL
467 #define INTC_VCRDIV 0xffffff0cUL
468 #define INTC_VCRDMA0 0xffffffa0UL
469 #define INTC_VCRDMA1 0xffffffa8UL
471 #define INTC_ICR 0xfffffee0UL
472 #elif defined(CONFIG_CPU_SUBTYPE_SH7705) || \
473 defined(CONFIG_CPU_SUBTYPE_SH7707) || \
474 defined(CONFIG_CPU_SUBTYPE_SH7709)
475 #define INTC_IRR0 0xa4000004UL
476 #define INTC_IRR1 0xa4000006UL
477 #define INTC_IRR2 0xa4000008UL
479 #define INTC_ICR0 0xfffffee0UL
480 #define INTC_ICR1 0xa4000010UL
481 #define INTC_ICR2 0xa4000012UL
482 #define INTC_INTER 0xa4000014UL
484 #define INTC_IPRC 0xa4000016UL
485 #define INTC_IPRD 0xa4000018UL
486 #define INTC_IPRE 0xa400001aUL
487 #if defined(CONFIG_CPU_SUBTYPE_SH7707)
488 #define INTC_IPRF 0xa400001cUL
489 #elif defined(CONFIG_CPU_SUBTYPE_SH7705)
490 #define INTC_IPRF 0xa4080000UL
491 #define INTC_IPRG 0xa4080002UL
492 #define INTC_IPRH 0xa4080004UL
495 #define PORT_PACR 0xa4000100UL
496 #define PORT_PBCR 0xa4000102UL
497 #define PORT_PCCR 0xa4000104UL
498 #define PORT_PFCR 0xa400010aUL
499 #define PORT_PADR 0xa4000120UL
500 #define PORT_PBDR 0xa4000122UL
501 #define PORT_PCDR 0xa4000124UL
502 #define PORT_PFDR 0xa400012aUL
511 #define IRQ0_IPR_ADDR INTC_IPRC
512 #define IRQ1_IPR_ADDR INTC_IPRC
513 #define IRQ2_IPR_ADDR INTC_IPRC
514 #define IRQ3_IPR_ADDR INTC_IPRC
515 #define IRQ4_IPR_ADDR INTC_IPRD
516 #define IRQ5_IPR_ADDR INTC_IPRD
518 #define IRQ0_IPR_POS 0
519 #define IRQ1_IPR_POS 1
520 #define IRQ2_IPR_POS 2
521 #define IRQ3_IPR_POS 3
522 #define IRQ4_IPR_POS 0
523 #define IRQ5_IPR_POS 1
525 #define IRQ0_PRIORITY 1
526 #define IRQ1_PRIORITY 1
527 #define IRQ2_PRIORITY 1
528 #define IRQ3_PRIORITY 1
529 #define IRQ4_PRIORITY 1
530 #define IRQ5_PRIORITY 1
535 #define PINT0_IPR_ADDR INTC_IPRD
536 #define PINT8_IPR_ADDR INTC_IPRD
538 #define PINT0_IPR_POS 3
539 #define PINT8_IPR_POS 2
540 #define PINT0_PRIORITY 2
541 #define PINT8_PRIORITY 2
543 extern int ipr_irq_demux(int irq);
544 #define __irq_demux(irq) ipr_irq_demux(irq)
547 #define __irq_demux(irq) irq
548 #endif /* CONFIG_CPU_SUBTYPE_SH7707 || CONFIG_CPU_SUBTYPE_SH7709 */
550 #if defined(CONFIG_CPU_SUBTYPE_SH7750) || defined(CONFIG_CPU_SUBTYPE_SH7751) || \
551 defined(CONFIG_CPU_SUBTYPE_ST40STB1) || defined(CONFIG_CPU_SUBTYPE_SH4_202)
552 #define INTC_ICR 0xffd00000
553 #define INTC_ICR_NMIL (1<<15)
554 #define INTC_ICR_MAI (1<<14)
555 #define INTC_ICR_NMIB (1<<9)
556 #define INTC_ICR_NMIE (1<<8)
557 #define INTC_ICR_IRLM (1<<7)
560 #ifdef CONFIG_CPU_SUBTYPE_ST40STB1
562 #define INTC2_FIRST_IRQ 64
563 #define NR_INTC2_IRQS 25
565 #define INTC2_BASE 0xfe080000
566 #define INTC2_INTC2MODE (INTC2_BASE+0x80)
568 #define INTC2_INTPRI_OFFSET 0x00
569 #define INTC2_INTREQ_OFFSET 0x20
570 #define INTC2_INTMSK_OFFSET 0x40
571 #define INTC2_INTMSKCLR_OFFSET 0x60
573 void make_intc2_irq(unsigned int irq,
574 unsigned int ipr_offset, unsigned int ipr_shift,
575 unsigned int msk_offset, unsigned int msk_shift,
576 unsigned int priority);
577 void init_IRQ_intc2(void);
578 void intc2_add_clear_irq(int irq, int (*fn)(int));
580 #endif /* CONFIG_CPU_SUBTYPE_ST40STB1 */
582 static inline int generic_irq_demux(int irq)
587 #define irq_canonicalize(irq) (irq)
588 #define irq_demux(irq) __irq_demux(sh_mv.mv_irq_demux(irq))
592 int handle_IRQ_event(unsigned int, struct pt_regs *, struct irqaction *);
594 #if defined(CONFIG_CPU_SUBTYPE_SH73180)
595 #include <asm/irq-sh73180.h>
598 #endif /* __ASM_SH_IRQ_H */