diff options
Diffstat (limited to 'include/asm-m68knommu')
| -rw-r--r-- | include/asm-m68knommu/fb.h | 12 | ||||
| -rw-r--r-- | include/asm-m68knommu/irq.h | 75 | ||||
| -rw-r--r-- | include/asm-m68knommu/irqnode.h | 36 | ||||
| -rw-r--r-- | include/asm-m68knommu/m68360.h | 8 | ||||
| -rw-r--r-- | include/asm-m68knommu/page.h | 3 | ||||
| -rw-r--r-- | include/asm-m68knommu/pgtable.h | 1 | ||||
| -rw-r--r-- | include/asm-m68knommu/traps.h | 4 | ||||
| -rw-r--r-- | include/asm-m68knommu/uaccess.h | 11 |
8 files changed, 38 insertions, 112 deletions
diff --git a/include/asm-m68knommu/fb.h b/include/asm-m68knommu/fb.h new file mode 100644 index 00000000000..c7df3803099 --- /dev/null +++ b/include/asm-m68knommu/fb.h @@ -0,0 +1,12 @@ +#ifndef _ASM_FB_H_ +#define _ASM_FB_H_ +#include <linux/fb.h> + +#define fb_pgprotect(...) do {} while (0) + +static inline int fb_is_primary_device(struct fb_info *info) +{ + return 0; +} + +#endif /* _ASM_FB_H_ */ diff --git a/include/asm-m68knommu/irq.h b/include/asm-m68knommu/irq.h index 7b8f874f842..9373c31ac87 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 <asm/ptrace.h> +#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 6132a9858b5..00000000000 --- a/include/asm-m68knommu/irqnode.h +++ /dev/null @@ -1,36 +0,0 @@ -#ifndef _M68K_IRQNODE_H_ -#define _M68K_IRQNODE_H_ - -#include <linux/interrupt.h> - -/* - * 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 dd11b070884..eb7d39ef285 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/page.h b/include/asm-m68knommu/page.h index 2a1b8bdcb29..9efa0a9851b 100644 --- a/include/asm-m68knommu/page.h +++ b/include/asm-m68knommu/page.h @@ -22,7 +22,8 @@ #define clear_user_page(page, vaddr, pg) clear_page(page) #define copy_user_page(to, from, vaddr, pg) copy_page(to, from) -#define alloc_zeroed_user_highpage(vma, vaddr) alloc_page_vma(GFP_HIGHUSER | __GFP_ZERO, vma, vaddr) +#define __alloc_zeroed_user_highpage(movableflags, vma, vaddr) \ + alloc_page_vma(GFP_HIGHUSER | __GFP_ZERO | movableflags, vma, vaddr) #define __HAVE_ARCH_ALLOC_ZEROED_USER_HIGHPAGE /* diff --git a/include/asm-m68knommu/pgtable.h b/include/asm-m68knommu/pgtable.h index 9dfbbc24aa7..e1e6a1d2333 100644 --- a/include/asm-m68knommu/pgtable.h +++ b/include/asm-m68knommu/pgtable.h @@ -49,7 +49,6 @@ static inline int pte_file(pte_t pte) { return 0; } * These would be in other places but having them here reduces the diffs. */ extern unsigned int kobjsize(const void *objp); -extern int is_in_rom(unsigned long); /* * No page table caches to initialise. diff --git a/include/asm-m68knommu/traps.h b/include/asm-m68knommu/traps.h index f2a81317cc1..d0671e5f8e2 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 diff --git a/include/asm-m68knommu/uaccess.h b/include/asm-m68knommu/uaccess.h index 62b29b10bc6..9ed9169a884 100644 --- a/include/asm-m68knommu/uaccess.h +++ b/include/asm-m68knommu/uaccess.h @@ -15,12 +15,15 @@ #define access_ok(type,addr,size) _access_ok((unsigned long)(addr),(size)) +/* + * It is not enough to just have access_ok check for a real RAM address. + * This would disallow the case of code/ro-data running XIP in flash/rom. + * Ideally we would check the possible flash ranges too, but that is + * currently not so easy. + */ static inline int _access_ok(unsigned long addr, unsigned long size) { - extern unsigned long memory_start, memory_end; - - return (((addr >= memory_start) && (addr+size < memory_end)) || - (is_in_rom(addr) && is_in_rom(addr+size))); + return 1; } /* |