mirror of https://github.com/Qortal/Brooklyn
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
72 lines
1.7 KiB
72 lines
1.7 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
|
#ifndef _KMAP_H |
|
#define _KMAP_H |
|
|
|
#ifdef CONFIG_MMU |
|
|
|
#define ARCH_HAS_IOREMAP_WT |
|
|
|
/* Values for nocacheflag and cmode */ |
|
#define IOMAP_FULL_CACHING 0 |
|
#define IOMAP_NOCACHE_SER 1 |
|
#define IOMAP_NOCACHE_NONSER 2 |
|
#define IOMAP_WRITETHROUGH 3 |
|
|
|
/* |
|
* These functions exported by arch/m68k/mm/kmap.c. |
|
* Only needed on MMU enabled systems. |
|
*/ |
|
extern void __iomem *__ioremap(unsigned long physaddr, unsigned long size, |
|
int cacheflag); |
|
#define iounmap iounmap |
|
extern void iounmap(void __iomem *addr); |
|
|
|
#define ioremap ioremap |
|
static inline void __iomem *ioremap(unsigned long physaddr, unsigned long size) |
|
{ |
|
return __ioremap(physaddr, size, IOMAP_NOCACHE_SER); |
|
} |
|
|
|
#define ioremap_uc ioremap |
|
#define ioremap_wt ioremap_wt |
|
static inline void __iomem *ioremap_wt(unsigned long physaddr, |
|
unsigned long size) |
|
{ |
|
return __ioremap(physaddr, size, IOMAP_WRITETHROUGH); |
|
} |
|
|
|
#define memset_io memset_io |
|
static inline void memset_io(volatile void __iomem *addr, unsigned char val, |
|
int count) |
|
{ |
|
__builtin_memset((void __force *) addr, val, count); |
|
} |
|
|
|
#define memcpy_fromio memcpy_fromio |
|
static inline void memcpy_fromio(void *dst, const volatile void __iomem *src, |
|
int count) |
|
{ |
|
__builtin_memcpy(dst, (void __force *) src, count); |
|
} |
|
|
|
#define memcpy_toio memcpy_toio |
|
static inline void memcpy_toio(volatile void __iomem *dst, const void *src, |
|
int count) |
|
{ |
|
__builtin_memcpy((void __force *) dst, src, count); |
|
} |
|
|
|
#endif /* CONFIG_MMU */ |
|
|
|
#define ioport_map ioport_map |
|
static inline void __iomem *ioport_map(unsigned long port, unsigned int nr) |
|
{ |
|
return (void __iomem *) port; |
|
} |
|
|
|
#define ioport_unmap ioport_unmap |
|
static inline void ioport_unmap(void __iomem *p) |
|
{ |
|
} |
|
|
|
#endif /* _KMAP_H */
|
|
|