From 2502b667ea835ee16685c74b2a0d89ba8afe117a Mon Sep 17 00:00:00 2001 From: Greg Ungerer Date: Thu, 19 Jul 2007 01:49:12 -0700 Subject: m68knommu: generic irq handling Change the m68knommu irq handling to use the generic irq framework. Signed-off-by: Greg Ungerer Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- include/asm-m68knommu/irq.h | 75 +++-------------------------------------- include/asm-m68knommu/irqnode.h | 36 -------------------- include/asm-m68knommu/m68360.h | 8 +++++ include/asm-m68knommu/traps.h | 4 +++ 4 files changed, 17 insertions(+), 106 deletions(-) delete mode 100644 include/asm-m68knommu/irqnode.h (limited to 'include/asm-m68knommu') diff --git a/include/asm-m68knommu/irq.h b/include/asm-m68knommu/irq.h index 7b8f874f8429..9373c31ac87d 100644 --- a/include/asm-m68knommu/irq.h +++ b/include/asm-m68knommu/irq.h @@ -1,7 +1,5 @@ -#ifndef _M68K_IRQ_H_ -#define _M68K_IRQ_H_ - -#include +#ifndef _M68KNOMMU_IRQ_H_ +#define _M68KNOMMU_IRQ_H_ #ifdef CONFIG_COLDFIRE /* @@ -17,75 +15,12 @@ /* * # of m68k interrupts */ -#define SYS_IRQS 8 -#define NR_IRQS (24+SYS_IRQS) +#define SYS_IRQS 8 +#define NR_IRQS (24 + SYS_IRQS) #endif /* CONFIG_COLDFIRE */ -/* - * Interrupt source definitions - * General interrupt sources are the level 1-7. - * Adding an interrupt service routine for one of these sources - * results in the addition of that routine to a chain of routines. - * Each one is called in succession. Each individual interrupt - * service routine should determine if the device associated with - * that routine requires service. - */ -#define IRQ1 (1) /* level 1 interrupt */ -#define IRQ2 (2) /* level 2 interrupt */ -#define IRQ3 (3) /* level 3 interrupt */ -#define IRQ4 (4) /* level 4 interrupt */ -#define IRQ5 (5) /* level 5 interrupt */ -#define IRQ6 (6) /* level 6 interrupt */ -#define IRQ7 (7) /* level 7 interrupt (non-maskable) */ - -/* - * 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 (*mach_enable_irq)(unsigned int); -extern void (*mach_disable_irq)(unsigned int); - -/* - * various flags for request_irq() - the Amiga now uses the standard - * mechanism like all other architectures - IRQF_DISABLED and - * IRQF_SHARED are your friends. - */ -#define IRQ_FLG_LOCK (0x0001) /* handler is not replaceable */ -#define IRQ_FLG_REPLACE (0x0002) /* replace existing handler */ -#define IRQ_FLG_FAST (0x0004) -#define IRQ_FLG_SLOW (0x0008) -#define IRQ_FLG_STD (0x8000) /* internally used */ - -#ifdef CONFIG_M68360 - -#define CPM_INTERRUPT IRQ4 - -/* see MC68360 User's Manual, p. 7-377 */ -#define CPM_VECTOR_BASE 0x04 /* 3 MSbits of CPM vector */ - -#endif /* CONFIG_M68360 */ - -/* - * Some drivers want these entry points - */ -#define enable_irq(x) do { } while (0) -#define disable_irq(x) do { } while (0) -#define disable_irq_nosync(x) disable_irq(x) #define irq_canonicalize(irq) (irq) -#endif /* _M68K_IRQ_H_ */ +#endif /* _M68KNOMMU_IRQ_H_ */ diff --git a/include/asm-m68knommu/irqnode.h b/include/asm-m68knommu/irqnode.h deleted file mode 100644 index 6132a9858b52..000000000000 --- a/include/asm-m68knommu/irqnode.h +++ /dev/null @@ -1,36 +0,0 @@ -#ifndef _M68K_IRQNODE_H_ -#define _M68K_IRQNODE_H_ - -#include - -/* - * This structure is used to chain together the ISRs for a particular - * interrupt source (if it supports chaining). - */ -typedef struct irq_node { - irq_handler_t handler; - unsigned long flags; - void *dev_id; - const char *devname; - struct irq_node *next; -} irq_node_t; - -/* - * This structure has only 4 elements for speed reasons - */ -struct irq_entry { - irq_handler_t handler; - unsigned long flags; - void *dev_id; - const char *devname; -}; - -/* count of spurious interrupts */ -extern volatile unsigned int num_spurious; - -/* - * This function returns a new irq_node_t - */ -extern irq_node_t *new_irq_node(void); - -#endif /* _M68K_IRQNODE_H_ */ diff --git a/include/asm-m68knommu/m68360.h b/include/asm-m68knommu/m68360.h index dd11b070884b..eb7d39ef2855 100644 --- a/include/asm-m68knommu/m68360.h +++ b/include/asm-m68knommu/m68360.h @@ -3,3 +3,11 @@ #include "m68360_quicc.h" #include "m68360_enet.h" +#ifdef CONFIG_M68360 + +#define CPM_INTERRUPT 4 + +/* see MC68360 User's Manual, p. 7-377 */ +#define CPM_VECTOR_BASE 0x04 /* 3 MSbits of CPM vector */ + +#endif /* CONFIG_M68360 */ diff --git a/include/asm-m68knommu/traps.h b/include/asm-m68knommu/traps.h index f2a81317cc10..d0671e5f8e29 100644 --- a/include/asm-m68knommu/traps.h +++ b/include/asm-m68knommu/traps.h @@ -16,6 +16,10 @@ typedef void (*e_vector)(void); extern e_vector vectors[]; +extern void init_vectors(void); +extern void enable_vector(unsigned int irq); +extern void disable_vector(unsigned int irq); +extern void ack_vector(unsigned int irq); #endif -- cgit v1.2.3