xref: /openbmc/linux/arch/m68k/include/asm/nubus.h (revision e2c75e76)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef _ASM_M68K_NUBUS_H
3 #define _ASM_M68K_NUBUS_H
4 
5 #include <asm/raw_io.h>
6 
7 #define nubus_readb raw_inb
8 #define nubus_readw raw_inw
9 #define nubus_readl raw_inl
10 
11 #define nubus_writeb raw_outb
12 #define nubus_writew raw_outw
13 #define nubus_writel raw_outl
14 
15 #define nubus_memset_io(a,b,c)		memset((void *)(a),(b),(c))
16 #define nubus_memcpy_fromio(a,b,c)	memcpy((a),(void *)(b),(c))
17 #define nubus_memcpy_toio(a,b,c)	memcpy((void *)(a),(b),(c))
18 
19 static inline void *nubus_remap_nocache_ser(unsigned long physaddr,
20 					    unsigned long size)
21 {
22 	return __ioremap(physaddr, size, IOMAP_NOCACHE_SER);
23 }
24 
25 static inline void *nubus_remap_nocache_nonser(unsigned long physaddr,
26 					       unsigned long size)
27 {
28 	return __ioremap(physaddr, size, IOMAP_NOCACHE_NONSER);
29 }
30 
31 static inline void *nbus_remap_writethrough(unsigned long physaddr,
32 					    unsigned long size)
33 {
34 	return __ioremap(physaddr, size, IOMAP_WRITETHROUGH);
35 }
36 
37 static inline void *nubus_remap_fullcache(unsigned long physaddr,
38 					  unsigned long size)
39 {
40 	return __ioremap(physaddr, size, IOMAP_FULL_CACHING);
41 }
42 
43 #define nubus_unmap iounmap
44 #define nubus_iounmap iounmap
45 #define nubus_ioremap nubus_remap_nocache_ser
46 
47 #endif /* _ASM_NUBUS_H */
48