1 /* SPDX-License-Identifier: GPL-2.0 */
7 /* Values for nocacheflag and cmode */
8 #define IOMAP_FULL_CACHING 0
9 #define IOMAP_NOCACHE_SER 1
10 #define IOMAP_NOCACHE_NONSER 2
11 #define IOMAP_WRITETHROUGH 3
14 * These functions exported by arch/m68k/mm/kmap.c.
15 * Only needed on MMU enabled systems.
17 extern void __iomem *__ioremap(unsigned long physaddr, unsigned long size,
19 #define iounmap iounmap
20 extern void iounmap(void __iomem *addr);
22 #define ioremap ioremap
23 static inline void __iomem *ioremap(unsigned long physaddr, unsigned long size)
25 return __ioremap(physaddr, size, IOMAP_NOCACHE_SER);
28 #define ioremap_uc ioremap
29 #define ioremap_wt ioremap_wt
30 static inline void __iomem *ioremap_wt(unsigned long physaddr,
33 return __ioremap(physaddr, size, IOMAP_WRITETHROUGH);
36 #define memset_io memset_io
37 static inline void memset_io(volatile void __iomem *addr, unsigned char val,
40 __builtin_memset((void __force *) addr, val, count);
43 #define memcpy_fromio memcpy_fromio
44 static inline void memcpy_fromio(void *dst, const volatile void __iomem *src,
47 __builtin_memcpy(dst, (void __force *) src, count);
50 #define memcpy_toio memcpy_toio
51 static inline void memcpy_toio(volatile void __iomem *dst, const void *src,
54 __builtin_memcpy((void __force *) dst, src, count);
57 #endif /* CONFIG_MMU */
59 #define ioport_map ioport_map
60 static inline void __iomem *ioport_map(unsigned long port, unsigned int nr)
62 return (void __iomem *) port;
65 #define ioport_unmap ioport_unmap
66 static inline void ioport_unmap(void __iomem *p)