irq.h
上传用户:lgb322
上传日期:2013-02-24
资源大小:30529k
文件大小:1k
- /*
- * linux/include/asm-arm/arch-ebsa285/irq.h
- *
- * Copyright (C) 1996-1998 Russell King
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * Changelog:
- * 22-Aug-1998 RMK Restructured IRQ routines
- * 03-Sep-1998 PJB Merged CATS support
- * 20-Jan-1998 RMK Started merge of EBSA286, CATS and NetWinder
- * 26-Jan-1999 PJB Don't use IACK on CATS
- * 16-Mar-1999 RMK Added autodetect of ISA PICs
- */
- #include <asm/hardware.h>
- #include <asm/hardware/dec21285.h>
- #include <asm/irq.h>
- #include <asm/mach-types.h>
- int isa_irq = -1;
- static inline int fixup_irq(unsigned int irq)
- {
- #ifdef PCIIACK_BASE
- if (irq == isa_irq)
- irq = *(unsigned char *)PCIIACK_BASE;
- #endif
- return irq;
- }