/* $NetBSD: irqhandler.h,v 1.9 2009/03/14 14:45:51 dsl Exp $ */ /* * Copyright (c) 1994-1996 Mark Brinicombe. * Copyright (c) 1994 Brini. * All rights reserved. * * This code is derived from software written for Brini by Mark Brinicombe * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by Mark Brinicombe * for the NetBSD Project. * 4. The name of the company nor the name of the author may be used to * endorse or promote products derived from this software without specific * prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * IRQ related stuff (defines + structures) * * Created : 30/09/94 */ #ifndef _ARM32_IRQHANDLER_H_ #define _ARM32_IRQHANDLER_H_ #if defined(_KERNEL_OPT) #include "iomd.h" #endif #ifndef _LOCORE #include #endif /* _LOCORE */ /* Define the IRQ bits */ /* * XXX this is really getting rather horrible. * Shortly to be replaced with system specific interrupt tables and handling */ #if NIOMD > 0 /* Only for ARM7500 : */ /*#define IRQ_PRINTER 0x00*/ #define IRQ_INT2 0x00 /*#define IRQ_RESERVED0 0x01*/ #define IRQ_BUTTON 0x02 #define IRQ_NINT1 0x02 #define IRQ_FLYBACK 0x03 #define IRQ_NPOR 0x04 #define IRQ_TIMER0 0x05 #define IRQ_TIMER1 0x06 #define IRQ_SOFTINT 0x07 #define IRQ_DREQ3 0x08 #define IRQ_NINT8 0x08 /*#define IRQ_HD1 0x09*/ #define IRQ_INT7 0x09 /*#define IRQ_HD IRQ_HD1*/ #define IRQ_DREQ2 0x0A #define IRQ_NINT6 0x0A #define IRQ_INT5 0x0B /*#define IRQ_FLOPPY 0x0C*/ #define IRQ_NINT4 0x0C /*#define IRQ_SERIAL 0x0D*/ #define IRQ_NINT3 0x0D #define IRQ_KBDTX 0x0E #define IRQ_KBDRX 0x0F #define IRQ_IRQ3 0x10 #define IRQ_IRQ4 0x11 #define IRQ_IRQ5 0x12 #define IRQ_IRQ6 0x13 #define IRQ_IRQ7 0x14 #define IRQ_IRQ9 0x15 #define IRQ_IRQ10 0x16 #define IRQ_IRQ11 0x17 #define IRQ_IOP0 0x10 #define IRQ_IOP1 0x11 #define IRQ_IOP2 0x12 #define IRQ_IOP3 0x13 #define IRQ_IOP4 0x14 #define IRQ_IOP5 0x15 #define IRQ_IOP6 0x16 #define IRQ_IOP7 0x17 #define IRQ_MSDRX 0x18 #define IRQ_MSDTX 0x19 #define IRQ_ATOD 0x1A #define IRQ_NEVENT1 0x1B #define IRQ_CLOCK 0x1B #define IRQ_NEVENT2 0x1C #define IRQ_PANIC 0x1C /*#define IRQ_RESERVED2 0x1D*/ /*#define IRQ_RESERVED3 0x1E*/ /* * Note that Sound DMA IRQ is on the 31st vector. * It's not part of the IRQD. */ #define IRQ_SDMA 0x1F /* Several interrupts are different between the A7000 and RC7500 */ #ifdef RC7500 #define IRQ_FIQDOWN 0x07 #define IRQ_ETHERNET 0x0B #define IRQ_HD2 IRQ_IRQ11 #else /* RC7500 */ /*#define IRQ_RESERVED1 0x07 */ #define IRQ_EXTENDED 0x0B #define IRQ_PODULE 0x0D #endif /* RC7500 */ /* for non ARM7500 machines : */ /*#define IRQ_PRINTER 0x00*/ /*#define IRQ_RESERVED0 0x01*/ /*#define IRQ_FLOPPYIDX 0x02*/ #define IRQ_FLYBACK 0x03 #define IRQ_POR 0x04 #define IRQ_TIMER0 0x05 #define IRQ_TIMER1 0x06 /*#define IRQ_RESERVED1 0x07*/ /*#define IRQ_RESERVED2 0x08*/ /*#define IRQ_HD 0x09*/ /*#define IRQ_SERIAL 0x0A*/ #define IRQ_EXTENDED 0x0B /*#define IRQ_FLOPPY 0x0C*/ #define IRQ_PODULE 0x0D #define IRQ_KBDTX 0x0E #define IRQ_KBDRX 0x0F #define IRQ_DMACH0 0x10 #define IRQ_DMACH1 0x11 #define IRQ_DMACH2 0x12 #define IRQ_DMACH3 0x13 #define IRQ_DMASCH0 0x14 #define IRQ_DMASCH1 0x15 /*#define IRQ_RESERVED3 0x16*/ /*#define IRQ_RESERVED4 0x17*/ #endif /* NIOMD > 0 */ #define IRQ_VSYNC IRQ_FLYBACK /* Aliased */ #define IRQ_NETSLOT IRQ_EXTENDED #define IRQ_INSTRUCT -1 #define NIRQS 0x20 #include #ifndef _LOCORE typedef struct irqhandler { int (*ih_func)(void *arg);/* handler function */ void *ih_arg; /* Argument to handler */ int ih_level; /* Interrupt level */ int ih_num; /* Interrupt number (for accounting) */ const char *ih_name; /* Name of interrupt (for vmstat -i) */ u_int ih_flags; /* Interrupt flags */ u_int ih_maskaddr; /* mask address for expansion cards */ u_int ih_maskbits; /* interrupt bit for expansion cards */ struct irqhandler *ih_next; /* next handler */ } irqhandler_t; #ifdef _KERNEL extern u_int irqmasks[NIPL]; extern irqhandler_t *irqhandlers[NIRQS]; void irq_init(void); int irq_claim(int, irqhandler_t *); int irq_release(int, irqhandler_t *); void *intr_claim(int irq, int level, const char *name, int (*func)(void *), void *arg); int intr_release(void *ih); void irq_setmasks(void); void disable_irq(int); void enable_irq(int); void stray_irqhandler(u_int); #endif /* _KERNEL */ #endif /* _LOCORE */ #define IRQ_FLAG_ACTIVE 0x00000001 /* This is the active handler in list */ #endif /* _ARM32_IRQHANDLER_H_ */ /* End of irqhandler.h */