diff options
| -rw-r--r-- | arch/blackfin/include/asm/irq.h | 41 |
1 files changed, 1 insertions, 40 deletions
diff --git a/arch/blackfin/include/asm/irq.h b/arch/blackfin/include/asm/irq.h index 89f59e18af9..c3cc5cbb610 100644 --- a/arch/blackfin/include/asm/irq.h +++ b/arch/blackfin/include/asm/irq.h @@ -17,42 +17,10 @@ #ifndef _BFIN_IRQ_H_ #define _BFIN_IRQ_H_ +/* SYS_IRQS and NR_IRQS are defined in <mach-bf5xx/irq.h>*/ #include <mach/irq.h> #include <asm/ptrace.h> -/******************************************************************************* - ***** INTRODUCTION *********** - * On the Blackfin, the interrupt structure allows remmapping of the hardware - * levels. - * - I'm going to assume that the H/W level is going to stay at the default - * settings. If someone wants to go through and abstart this out, feel free - * to mod the interrupt numbering scheme. - * - I'm abstracting the interrupts so that uClinux does not know anything - * about the H/W levels. If you want to change the H/W AND keep the abstracted - * levels that uClinux sees, you should be able to do most of it here. - * - I've left the "abstract" numbering sparce in case someone wants to pull the - * interrupts apart (just the TX/RX for the various devices) - *******************************************************************************/ - -/* SYS_IRQS and NR_IRQS are defined in <mach-bf5xx/irq.h>*/ - -/* - * Machine specific interrupt sources. - * - * Adding an interrupt service routine for a source with this bit - * set indicates a special machine specific interrupt source. - * The machine specific files define these sources. - * - * The IRQ_MACHSPEC bit is now gone - the only thing it did was to - * introduce unnecessary overhead. - * - * All interrupt handling is actually machine specific so it is better - * to use function pointers, as used by the Sparc port, and select the - * interrupt handling functions when initializing the kernel. This way - * we save some unnecessary overhead at run-time. - * 01/11/97 - Jes - */ - extern void ack_bad_irq(unsigned int irq); static __inline__ int irq_canonicalize(int irq) @@ -60,13 +28,6 @@ static __inline__ int irq_canonicalize(int irq) return irq; } -/* count of spurious interrupts */ -/* extern volatile unsigned int num_spurious; */ - -#ifndef NO_IRQ -#define NO_IRQ ((unsigned int)(-1)) -#endif - #define SIC_SYSIRQ(irq) (irq - (IRQ_CORETMR + 1)) #endif /* _BFIN_IRQ_H_ */ |