diff options
Diffstat (limited to 'arch/m68k/include/asm/io_no.h')
| -rw-r--r-- | arch/m68k/include/asm/io_no.h | 34 |
1 files changed, 12 insertions, 22 deletions
diff --git a/arch/m68k/include/asm/io_no.h b/arch/m68k/include/asm/io_no.h index 6adef1ee208..52f7e849917 100644 --- a/arch/m68k/include/asm/io_no.h +++ b/arch/m68k/include/asm/io_no.h @@ -3,6 +3,8 @@ #ifdef __KERNEL__ +#include <asm/virtconvert.h> +#include <asm-generic/iomap.h> /* * These are for ISA/PCI shared memory _only_ and should never be used @@ -15,7 +17,7 @@ * memory location directly. */ /* ++roman: The assignments to temp. vars avoid that gcc sometimes generates - * two accesses to memory, which may be undesireable for some devices. + * two accesses to memory, which may be undesirable for some devices. */ /* @@ -53,7 +55,7 @@ static inline unsigned int _swapl(volatile unsigned long v) #define __raw_writew writew #define __raw_writel writel -static inline void io_outsb(unsigned int addr, void *buf, int len) +static inline void io_outsb(unsigned int addr, const void *buf, int len) { volatile unsigned char *ap = (volatile unsigned char *) addr; unsigned char *bp = (unsigned char *) buf; @@ -61,7 +63,7 @@ static inline void io_outsb(unsigned int addr, void *buf, int len) *ap = *bp++; } -static inline void io_outsw(unsigned int addr, void *buf, int len) +static inline void io_outsw(unsigned int addr, const void *buf, int len) { volatile unsigned short *ap = (volatile unsigned short *) addr; unsigned short *bp = (unsigned short *) buf; @@ -69,7 +71,7 @@ static inline void io_outsw(unsigned int addr, void *buf, int len) *ap = _swapw(*bp++); } -static inline void io_outsl(unsigned int addr, void *buf, int len) +static inline void io_outsl(unsigned int addr, const void *buf, int len) { volatile unsigned int *ap = (volatile unsigned int *) addr; unsigned int *bp = (unsigned int *) buf; @@ -134,7 +136,7 @@ static inline void io_insl(unsigned int addr, void *buf, int len) #define insw(a,b,l) io_insw(a,b,l) #define insl(a,b,l) io_insl(a,b,l) -#define IO_SPACE_LIMIT 0xffff +#define IO_SPACE_LIMIT 0xffffffff /* Values for nocacheflag and cmode */ @@ -143,9 +145,10 @@ static inline void io_insl(unsigned int addr, void *buf, int len) #define IOMAP_NOCACHE_NONSER 2 #define IOMAP_WRITETHROUGH 3 -extern void *__ioremap(unsigned long physaddr, unsigned long size, int cacheflag); -extern void __iounmap(void *addr, unsigned long size); - +static inline void *__ioremap(unsigned long physaddr, unsigned long size, int cacheflag) +{ + return (void *) physaddr; +} static inline void *ioremap(unsigned long physaddr, unsigned long size) { return __ioremap(physaddr, size, IOMAP_NOCACHE_SER); @@ -163,20 +166,7 @@ static inline void *ioremap_fullcache(unsigned long physaddr, unsigned long size return __ioremap(physaddr, size, IOMAP_FULL_CACHING); } -extern void iounmap(void *addr); - -/* Pages to physical address... */ -#define page_to_phys(page) ((page - mem_map) << PAGE_SHIFT) -#define page_to_bus(page) ((page - mem_map) << PAGE_SHIFT) - -/* - * Macros used for converting between virtual and physical mappings. - */ -#define phys_to_virt(vaddr) ((void *) (vaddr)) -#define virt_to_phys(vaddr) ((unsigned long) (vaddr)) - -#define virt_to_bus virt_to_phys -#define bus_to_virt phys_to_virt +#define iounmap(addr) do { } while(0) /* * Convert a physical pointer to a virtual kernel pointer for /dev/mem |