swh:1:snp:173f8deb0c56c557784b4fd217e7608ac6197844
Tip revision: 427abfa28afedffadfca9dd8b067eb6d36bac53f authored by Linus Torvalds on 18 June 2006, 01:49:35 UTC
Linux v2.6.17
Linux v2.6.17
Tip revision: 427abfa
irq.h
#ifndef __ASM_SH_IRQ_H
#define __ASM_SH_IRQ_H
/*
*
* linux/include/asm-sh/irq.h
*
* Copyright (C) 1999 Niibe Yutaka & Takeshi Yaegashi
* Copyright (C) 2000 Kazumoto Kojima
* Copyright (C) 2003 Paul Mundt
*
*/
#include <linux/config.h>
#include <asm/machvec.h>
#include <asm/ptrace.h> /* for pt_regs */
#if defined(CONFIG_SH_HP6XX) || \
defined(CONFIG_SH_RTS7751R2D) || \
defined(CONFIG_SH_HS7751RVOIP) || \
defined(CONFIG_SH_HS7751RVOIP) || \
defined(CONFIG_SH_SH03) || \
defined(CONFIG_SH_R7780RP) || \
defined(CONFIG_SH_LANDISK)
#include <asm/mach/ide.h>
#endif
#ifndef CONFIG_CPU_SUBTYPE_SH7780
#define INTC_DMAC0_MSK 0
#if defined(CONFIG_CPU_SH3)
#define INTC_IPRA 0xfffffee2UL
#define INTC_IPRB 0xfffffee4UL
#elif defined(CONFIG_CPU_SH4)
#define INTC_IPRA 0xffd00004UL
#define INTC_IPRB 0xffd00008UL
#define INTC_IPRC 0xffd0000cUL
#define INTC_IPRD 0xffd00010UL
#endif
#ifdef CONFIG_IDE
# ifndef IRQ_CFCARD
# define IRQ_CFCARD 14
# endif
# ifndef IRQ_PCMCIA
# define IRQ_PCMCIA 15
# endif
#endif
#define TIMER_IRQ 16
#define TIMER_IPR_ADDR INTC_IPRA
#define TIMER_IPR_POS 3
#define TIMER_PRIORITY 2
#define TIMER1_IRQ 17
#define TIMER1_IPR_ADDR INTC_IPRA
#define TIMER1_IPR_POS 2
#define TIMER1_PRIORITY 4
#define RTC_IRQ 22
#define RTC_IPR_ADDR INTC_IPRA
#define RTC_IPR_POS 0
#define RTC_PRIORITY TIMER_PRIORITY
#if defined(CONFIG_CPU_SH3)
#define DMTE0_IRQ 48
#define DMTE1_IRQ 49
#define DMTE2_IRQ 50
#define DMTE3_IRQ 51
#define DMA_IPR_ADDR INTC_IPRE
#define DMA_IPR_POS 3
#define DMA_PRIORITY 7
#if defined(CONFIG_CPU_SUBTYPE_SH7300)
/* TMU2 */
#define TIMER2_IRQ 18
#define TIMER2_IPR_ADDR INTC_IPRA
#define TIMER2_IPR_POS 1
#define TIMER2_PRIORITY 2
/* WDT */
#define WDT_IRQ 27
#define WDT_IPR_ADDR INTC_IPRB
#define WDT_IPR_POS 3
#define WDT_PRIORITY 2
/* SIM (SIM Card Module) */
#define SIM_ERI_IRQ 23
#define SIM_RXI_IRQ 24
#define SIM_TXI_IRQ 25
#define SIM_TEND_IRQ 26
#define SIM_IPR_ADDR INTC_IPRB
#define SIM_IPR_POS 1
#define SIM_PRIORITY 2
/* VIO (Video I/O) */
#define VIO_IRQ 52
#define VIO_IPR_ADDR INTC_IPRE
#define VIO_IPR_POS 2
#define VIO_PRIORITY 2
/* MFI (Multi Functional Interface) */
#define MFI_IRQ 56
#define MFI_IPR_ADDR INTC_IPRE
#define MFI_IPR_POS 1
#define MFI_PRIORITY 2
/* VPU (Video Processing Unit) */
#define VPU_IRQ 60
#define VPU_IPR_ADDR INTC_IPRE
#define VPU_IPR_POS 0
#define VPU_PRIORITY 2
/* KEY (Key Scan Interface) */
#define KEY_IRQ 79
#define KEY_IPR_ADDR INTC_IPRF
#define KEY_IPR_POS 3
#define KEY_PRIORITY 2
/* CMT (Compare Match Timer) */
#define CMT_IRQ 104
#define CMT_IPR_ADDR INTC_IPRF
#define CMT_IPR_POS 0
#define CMT_PRIORITY 2
/* DMAC(1) */
#define DMTE0_IRQ 48
#define DMTE1_IRQ 49
#define DMTE2_IRQ 50
#define DMTE3_IRQ 51
#define DMA1_IPR_ADDR INTC_IPRE
#define DMA1_IPR_POS 3
#define DMA1_PRIORITY 7
/* DMAC(2) */
#define DMTE4_IRQ 76
#define DMTE5_IRQ 77
#define DMA2_IPR_ADDR INTC_IPRF
#define DMA2_IPR_POS 2
#define DMA2_PRIORITY 7
/* SIOF0 */
#define SIOF0_IRQ 84
#define SIOF0_IPR_ADDR INTC_IPRH
#define SIOF0_IPR_POS 3
#define SIOF0_PRIORITY 3
/* FLCTL (Flash Memory Controller) */
#define FLSTE_IRQ 92
#define FLTEND_IRQ 93
#define FLTRQ0_IRQ 94
#define FLTRQ1_IRQ 95
#define FLCTL_IPR_ADDR INTC_IPRH
#define FLCTL_IPR_POS 1
#define FLCTL_PRIORITY 3
/* IIC (IIC Bus Interface) */
#define IIC_ALI_IRQ 96
#define IIC_TACKI_IRQ 97
#define IIC_WAITI_IRQ 98
#define IIC_DTEI_IRQ 99
#define IIC_IPR_ADDR INTC_IPRH
#define IIC_IPR_POS 0
#define IIC_PRIORITY 3
/* SIO0 */
#define SIO0_IRQ 88
#define SIO0_IPR_ADDR INTC_IPRI
#define SIO0_IPR_POS 3
#define SIO0_PRIORITY 3
/* SIU (Sound Interface Unit) */
#define SIU_IRQ 108
#define SIU_IPR_ADDR INTC_IPRJ
#define SIU_IPR_POS 1
#define SIU_PRIORITY 3
#endif
#elif defined(CONFIG_CPU_SH4)
#define DMTE0_IRQ 34
#define DMTE1_IRQ 35
#define DMTE2_IRQ 36
#define DMTE3_IRQ 37
#define DMTE4_IRQ 44 /* 7751R only */
#define DMTE5_IRQ 45 /* 7751R only */
#define DMTE6_IRQ 46 /* 7751R only */
#define DMTE7_IRQ 47 /* 7751R only */
#define DMAE_IRQ 38
#define DMA_IPR_ADDR INTC_IPRC
#define DMA_IPR_POS 2
#define DMA_PRIORITY 7
#endif
#if defined (CONFIG_CPU_SUBTYPE_SH7707) || defined (CONFIG_CPU_SUBTYPE_SH7708) || \
defined (CONFIG_CPU_SUBTYPE_SH7709) || defined (CONFIG_CPU_SUBTYPE_SH7750) || \
defined (CONFIG_CPU_SUBTYPE_SH7751)
#define SCI_ERI_IRQ 23
#define SCI_RXI_IRQ 24
#define SCI_TXI_IRQ 25
#define SCI_IPR_ADDR INTC_IPRB
#define SCI_IPR_POS 1
#define SCI_PRIORITY 3
#endif
#if defined(CONFIG_CPU_SUBTYPE_SH7300)
#define SCIF0_IRQ 80
#define SCIF0_IPR_ADDR INTC_IPRG
#define SCIF0_IPR_POS 3
#define SCIF0_PRIORITY 3
#elif defined(CONFIG_CPU_SUBTYPE_SH7705) || \
defined(CONFIG_CPU_SUBTYPE_SH7707) || \
defined(CONFIG_CPU_SUBTYPE_SH7709)
#define SCIF_ERI_IRQ 56
#define SCIF_RXI_IRQ 57
#define SCIF_BRI_IRQ 58
#define SCIF_TXI_IRQ 59
#define SCIF_IPR_ADDR INTC_IPRE
#define SCIF_IPR_POS 1
#define SCIF_PRIORITY 3
#define IRDA_ERI_IRQ 52
#define IRDA_RXI_IRQ 53
#define IRDA_BRI_IRQ 54
#define IRDA_TXI_IRQ 55
#define IRDA_IPR_ADDR INTC_IPRE
#define IRDA_IPR_POS 2
#define IRDA_PRIORITY 3
#elif defined(CONFIG_CPU_SUBTYPE_SH7750) || defined(CONFIG_CPU_SUBTYPE_SH7751) || \
defined(CONFIG_CPU_SUBTYPE_ST40STB1) || defined(CONFIG_CPU_SUBTYPE_SH4_202)
#define SCIF_ERI_IRQ 40
#define SCIF_RXI_IRQ 41
#define SCIF_BRI_IRQ 42
#define SCIF_TXI_IRQ 43
#define SCIF_IPR_ADDR INTC_IPRC
#define SCIF_IPR_POS 1
#define SCIF_PRIORITY 3
#if defined(CONFIG_CPU_SUBTYPE_ST40STB1)
#define SCIF1_ERI_IRQ 23
#define SCIF1_RXI_IRQ 24
#define SCIF1_BRI_IRQ 25
#define SCIF1_TXI_IRQ 26
#define SCIF1_IPR_ADDR INTC_IPRB
#define SCIF1_IPR_POS 1
#define SCIF1_PRIORITY 3
#endif /* ST40STB1 */
#endif /* 775x / SH4-202 / ST40STB1 */
#endif /* 7780 */
/* NR_IRQS is made from three components:
* 1. ONCHIP_NR_IRQS - number of IRLS + on-chip peripherial modules
* 2. PINT_NR_IRQS - number of PINT interrupts
* 3. OFFCHIP_NR_IRQS - numbe of IRQs from off-chip peripherial modules
*/
/* 1. ONCHIP_NR_IRQS */
#if defined(CONFIG_CPU_SUBTYPE_SH7604)
# define ONCHIP_NR_IRQS 24 // Actually 21
#elif defined(CONFIG_CPU_SUBTYPE_SH7707)
# define ONCHIP_NR_IRQS 64
# define PINT_NR_IRQS 16
#elif defined(CONFIG_CPU_SUBTYPE_SH7708)
# define ONCHIP_NR_IRQS 32
#elif defined(CONFIG_CPU_SUBTYPE_SH7709) || \
defined(CONFIG_CPU_SUBTYPE_SH7705)
# define ONCHIP_NR_IRQS 64 // Actually 61
# define PINT_NR_IRQS 16
#elif defined(CONFIG_CPU_SUBTYPE_SH7750)
# define ONCHIP_NR_IRQS 48 // Actually 44
#elif defined(CONFIG_CPU_SUBTYPE_SH7751)
# define ONCHIP_NR_IRQS 72
#elif defined(CONFIG_CPU_SUBTYPE_SH7760)
# define ONCHIP_NR_IRQS 112 /* XXX */
#elif defined(CONFIG_CPU_SUBTYPE_SH4_202)
# define ONCHIP_NR_IRQS 72
#elif defined(CONFIG_CPU_SUBTYPE_ST40STB1)
# define ONCHIP_NR_IRQS 144
#elif defined(CONFIG_CPU_SUBTYPE_SH7300) || \
defined(CONFIG_CPU_SUBTYPE_SH73180)
# define ONCHIP_NR_IRQS 109
#elif defined(CONFIG_CPU_SUBTYPE_SH7780)
# define ONCHIP_NR_IRQS 111
#elif defined(CONFIG_SH_UNKNOWN) /* Most be last */
# define ONCHIP_NR_IRQS 144
#endif
/* 2. PINT_NR_IRQS */
#ifdef CONFIG_SH_UNKNOWN
# define PINT_NR_IRQS 16
#else
# ifndef PINT_NR_IRQS
# define PINT_NR_IRQS 0
# endif
#endif
#if PINT_NR_IRQS > 0
# define PINT_IRQ_BASE ONCHIP_NR_IRQS
#endif
/* 3. OFFCHIP_NR_IRQS */
#if defined(CONFIG_HD64461)
# define OFFCHIP_NR_IRQS 18
#elif defined (CONFIG_SH_BIGSUR) /* must be before CONFIG_HD64465 */
# define OFFCHIP_NR_IRQS 48
#elif defined(CONFIG_HD64465)
# define OFFCHIP_NR_IRQS 16
#elif defined (CONFIG_SH_EC3104)
# define OFFCHIP_NR_IRQS 16
#elif defined (CONFIG_SH_DREAMCAST)
# define OFFCHIP_NR_IRQS 96
#elif defined (CONFIG_SH_TITAN)
# define OFFCHIP_NR_IRQS 4
#elif defined(CONFIG_SH_R7780RP)
# define OFFCHIP_NR_IRQS 16
#elif defined(CONFIG_SH_UNKNOWN)
# define OFFCHIP_NR_IRQS 16 /* Must also be last */
#else
# define OFFCHIP_NR_IRQS 0
#endif
#if OFFCHIP_NR_IRQS > 0
# define OFFCHIP_IRQ_BASE (ONCHIP_NR_IRQS + PINT_NR_IRQS)
#endif
/* NR_IRQS. 1+2+3 */
#define NR_IRQS (ONCHIP_NR_IRQS + PINT_NR_IRQS + OFFCHIP_NR_IRQS)
extern void disable_irq(unsigned int);
extern void disable_irq_nosync(unsigned int);
extern void enable_irq(unsigned int);
/*
* Simple Mask Register Support
*/
extern void make_maskreg_irq(unsigned int irq);
extern unsigned short *irq_mask_register;
/*
* Function for "on chip support modules".
*/
extern void make_ipr_irq(unsigned int irq, unsigned int addr,
int pos, int priority);
extern void make_imask_irq(unsigned int irq);
#if defined(CONFIG_CPU_SUBTYPE_SH7300)
#undef INTC_IPRA
#undef INTC_IPRB
#define INTC_IPRA 0xA414FEE2UL
#define INTC_IPRB 0xA414FEE4UL
#define INTC_IPRC 0xA4140016UL
#define INTC_IPRD 0xA4140018UL
#define INTC_IPRE 0xA414001AUL
#define INTC_IPRF 0xA4080000UL
#define INTC_IPRG 0xA4080002UL
#define INTC_IPRH 0xA4080004UL
#define INTC_IPRI 0xA4080006UL
#define INTC_IPRJ 0xA4080008UL
#define INTC_IMR0 0xA4080040UL
#define INTC_IMR1 0xA4080042UL
#define INTC_IMR2 0xA4080044UL
#define INTC_IMR3 0xA4080046UL
#define INTC_IMR4 0xA4080048UL
#define INTC_IMR5 0xA408004AUL
#define INTC_IMR6 0xA408004CUL
#define INTC_IMR7 0xA408004EUL
#define INTC_IMR8 0xA4080050UL
#define INTC_IMR9 0xA4080052UL
#define INTC_IMR10 0xA4080054UL
#define INTC_IMCR0 0xA4080060UL
#define INTC_IMCR1 0xA4080062UL
#define INTC_IMCR2 0xA4080064UL
#define INTC_IMCR3 0xA4080066UL
#define INTC_IMCR4 0xA4080068UL
#define INTC_IMCR5 0xA408006AUL
#define INTC_IMCR6 0xA408006CUL
#define INTC_IMCR7 0xA408006EUL
#define INTC_IMCR8 0xA4080070UL
#define INTC_IMCR9 0xA4080072UL
#define INTC_IMCR10 0xA4080074UL
#define INTC_ICR0 0xA414FEE0UL
#define INTC_ICR1 0xA4140010UL
#define INTC_IRR0 0xA4140004UL
#define PORT_PACR 0xA4050100UL
#define PORT_PBCR 0xA4050102UL
#define PORT_PCCR 0xA4050104UL
#define PORT_PDCR 0xA4050106UL
#define PORT_PECR 0xA4050108UL
#define PORT_PFCR 0xA405010AUL
#define PORT_PGCR 0xA405010CUL
#define PORT_PHCR 0xA405010EUL
#define PORT_PJCR 0xA4050110UL
#define PORT_PKCR 0xA4050112UL
#define PORT_PLCR 0xA4050114UL
#define PORT_SCPCR 0xA4050116UL
#define PORT_PMCR 0xA4050118UL
#define PORT_PNCR 0xA405011AUL
#define PORT_PQCR 0xA405011CUL
#define PORT_PSELA 0xA4050140UL
#define PORT_PSELB 0xA4050142UL
#define PORT_PSELC 0xA4050144UL
#define PORT_HIZCRA 0xA4050146UL
#define PORT_HIZCRB 0xA4050148UL
#define PORT_DRVCR 0xA4050150UL
#define PORT_PADR 0xA4050120UL
#define PORT_PBDR 0xA4050122UL
#define PORT_PCDR 0xA4050124UL
#define PORT_PDDR 0xA4050126UL
#define PORT_PEDR 0xA4050128UL
#define PORT_PFDR 0xA405012AUL
#define PORT_PGDR 0xA405012CUL
#define PORT_PHDR 0xA405012EUL
#define PORT_PJDR 0xA4050130UL
#define PORT_PKDR 0xA4050132UL
#define PORT_PLDR 0xA4050134UL
#define PORT_SCPDR 0xA4050136UL
#define PORT_PMDR 0xA4050138UL
#define PORT_PNDR 0xA405013AUL
#define PORT_PQDR 0xA405013CUL
#define IRQ0_IRQ 32
#define IRQ1_IRQ 33
#define IRQ2_IRQ 34
#define IRQ3_IRQ 35
#define IRQ4_IRQ 36
#define IRQ5_IRQ 37
#define IRQ0_IPR_ADDR INTC_IPRC
#define IRQ1_IPR_ADDR INTC_IPRC
#define IRQ2_IPR_ADDR INTC_IPRC
#define IRQ3_IPR_ADDR INTC_IPRC
#define IRQ4_IPR_ADDR INTC_IPRD
#define IRQ5_IPR_ADDR INTC_IPRD
#define IRQ0_IPR_POS 0
#define IRQ1_IPR_POS 1
#define IRQ2_IPR_POS 2
#define IRQ3_IPR_POS 3
#define IRQ4_IPR_POS 0
#define IRQ5_IPR_POS 1
#define IRQ0_PRIORITY 1
#define IRQ1_PRIORITY 1
#define IRQ2_PRIORITY 1
#define IRQ3_PRIORITY 1
#define IRQ4_PRIORITY 1
#define IRQ5_PRIORITY 1
extern int ipr_irq_demux(int irq);
#define __irq_demux(irq) ipr_irq_demux(irq)
#elif defined(CONFIG_CPU_SUBTYPE_SH7604)
#define INTC_IPRA 0xfffffee2UL
#define INTC_IPRB 0xfffffe60UL
#define INTC_VCRA 0xfffffe62UL
#define INTC_VCRB 0xfffffe64UL
#define INTC_VCRC 0xfffffe66UL
#define INTC_VCRD 0xfffffe68UL
#define INTC_VCRWDT 0xfffffee4UL
#define INTC_VCRDIV 0xffffff0cUL
#define INTC_VCRDMA0 0xffffffa0UL
#define INTC_VCRDMA1 0xffffffa8UL
#define INTC_ICR 0xfffffee0UL
#elif defined(CONFIG_CPU_SUBTYPE_SH7705) || \
defined(CONFIG_CPU_SUBTYPE_SH7707) || \
defined(CONFIG_CPU_SUBTYPE_SH7709)
#define INTC_IRR0 0xa4000004UL
#define INTC_IRR1 0xa4000006UL
#define INTC_IRR2 0xa4000008UL
#define INTC_ICR0 0xfffffee0UL
#define INTC_ICR1 0xa4000010UL
#define INTC_ICR2 0xa4000012UL
#define INTC_INTER 0xa4000014UL
#define INTC_IPRC 0xa4000016UL
#define INTC_IPRD 0xa4000018UL
#define INTC_IPRE 0xa400001aUL
#if defined(CONFIG_CPU_SUBTYPE_SH7707)
#define INTC_IPRF 0xa400001cUL
#elif defined(CONFIG_CPU_SUBTYPE_SH7705)
#define INTC_IPRF 0xa4080000UL
#define INTC_IPRG 0xa4080002UL
#define INTC_IPRH 0xa4080004UL
#endif
#define PORT_PACR 0xa4000100UL
#define PORT_PBCR 0xa4000102UL
#define PORT_PCCR 0xa4000104UL
#define PORT_PFCR 0xa400010aUL
#define PORT_PADR 0xa4000120UL
#define PORT_PBDR 0xa4000122UL
#define PORT_PCDR 0xa4000124UL
#define PORT_PFDR 0xa400012aUL
#define IRQ0_IRQ 32
#define IRQ1_IRQ 33
#define IRQ2_IRQ 34
#define IRQ3_IRQ 35
#define IRQ4_IRQ 36
#define IRQ5_IRQ 37
#define IRQ0_IPR_ADDR INTC_IPRC
#define IRQ1_IPR_ADDR INTC_IPRC
#define IRQ2_IPR_ADDR INTC_IPRC
#define IRQ3_IPR_ADDR INTC_IPRC
#define IRQ4_IPR_ADDR INTC_IPRD
#define IRQ5_IPR_ADDR INTC_IPRD
#define IRQ0_IPR_POS 0
#define IRQ1_IPR_POS 1
#define IRQ2_IPR_POS 2
#define IRQ3_IPR_POS 3
#define IRQ4_IPR_POS 0
#define IRQ5_IPR_POS 1
#define IRQ0_PRIORITY 1
#define IRQ1_PRIORITY 1
#define IRQ2_PRIORITY 1
#define IRQ3_PRIORITY 1
#define IRQ4_PRIORITY 1
#define IRQ5_PRIORITY 1
#define PINT0_IRQ 40
#define PINT8_IRQ 41
#define PINT0_IPR_ADDR INTC_IPRD
#define PINT8_IPR_ADDR INTC_IPRD
#define PINT0_IPR_POS 3
#define PINT8_IPR_POS 2
#define PINT0_PRIORITY 2
#define PINT8_PRIORITY 2
extern int ipr_irq_demux(int irq);
#define __irq_demux(irq) ipr_irq_demux(irq)
#endif /* CONFIG_CPU_SUBTYPE_SH7707 || CONFIG_CPU_SUBTYPE_SH7709 */
#if defined(CONFIG_CPU_SUBTYPE_SH7750) || defined(CONFIG_CPU_SUBTYPE_SH7751) || \
defined(CONFIG_CPU_SUBTYPE_ST40STB1) || defined(CONFIG_CPU_SUBTYPE_SH4_202)
#define INTC_ICR 0xffd00000
#define INTC_ICR_NMIL (1<<15)
#define INTC_ICR_MAI (1<<14)
#define INTC_ICR_NMIB (1<<9)
#define INTC_ICR_NMIE (1<<8)
#define INTC_ICR_IRLM (1<<7)
#endif
#ifdef CONFIG_CPU_SUBTYPE_SH7780
#include <asm/irq-sh7780.h>
#endif
/* SH with INTC2-style interrupts */
#ifdef CONFIG_CPU_HAS_INTC2_IRQ
#if defined(CONFIG_CPU_SUBTYPE_ST40STB1)
#define INTC2_BASE 0xfe080000
#define INTC2_FIRST_IRQ 64
#define INTC2_INTREQ_OFFSET 0x20
#define INTC2_INTMSK_OFFSET 0x40
#define INTC2_INTMSKCLR_OFFSET 0x60
#define NR_INTC2_IRQS 25
#elif defined(CONFIG_CPU_SUBTYPE_SH7760)
#define INTC2_BASE 0xfe080000
#define INTC2_FIRST_IRQ 48 /* INTEVT 0x800 */
#define INTC2_INTREQ_OFFSET 0x20
#define INTC2_INTMSK_OFFSET 0x40
#define INTC2_INTMSKCLR_OFFSET 0x60
#define NR_INTC2_IRQS 64
#elif defined(CONFIG_CPU_SUBTYPE_SH7780)
#define INTC2_BASE 0xffd40000
#define INTC2_FIRST_IRQ 22
#define INTC2_INTMSK_OFFSET (0x38)
#define INTC2_INTMSKCLR_OFFSET (0x3c)
#define NR_INTC2_IRQS 60
#endif
#define INTC2_INTPRI_OFFSET 0x00
void make_intc2_irq(unsigned int irq,
unsigned int ipr_offset, unsigned int ipr_shift,
unsigned int msk_offset, unsigned int msk_shift,
unsigned int priority);
void init_IRQ_intc2(void);
void intc2_add_clear_irq(int irq, int (*fn)(int));
#endif
static inline int generic_irq_demux(int irq)
{
return irq;
}
#ifndef __irq_demux
#define __irq_demux(irq) (irq)
#endif
#define irq_canonicalize(irq) (irq)
#define irq_demux(irq) __irq_demux(sh_mv.mv_irq_demux(irq))
#if defined(CONFIG_CPU_SUBTYPE_SH73180)
#include <asm/irq-sh73180.h>
#endif
#endif /* __ASM_SH_IRQ_H */