xref: /openbmc/linux/arch/m68k/include/asm/nubus.h (revision 9746882f)
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 #include <asm/kmap.h>
7 
8 #define nubus_readb raw_inb
9 #define nubus_readw raw_inw
10 #define nubus_readl raw_inl
11 
12 #define nubus_writeb raw_outb
13 #define nubus_writew raw_outw
14 #define nubus_writel raw_outl
15 
16 #define nubus_memset_io(a,b,c)		memset((void *)(a),(b),(c))
17 #define nubus_memcpy_fromio(a,b,c)	memcpy((a),(void *)(b),(c))
18 #define nubus_memcpy_toio(a,b,c)	memcpy((void *)(a),(b),(c))
19 
nubus_remap_nocache_ser(unsigned long physaddr,unsigned long size)20 static inline void *nubus_remap_nocache_ser(unsigned long physaddr,
21 					    unsigned long size)
22 {
23 	return __ioremap(physaddr, size, IOMAP_NOCACHE_SER);
24 }
25 
nubus_remap_nocache_nonser(unsigned long physaddr,unsigned long size)26 static inline void *nubus_remap_nocache_nonser(unsigned long physaddr,
27 					       unsigned long size)
28 {
29 	return __ioremap(physaddr, size, IOMAP_NOCACHE_NONSER);
30 }
31 
nbus_remap_writethrough(unsigned long physaddr,unsigned long size)32 static inline void *nbus_remap_writethrough(unsigned long physaddr,
33 					    unsigned long size)
34 {
35 	return __ioremap(physaddr, size, IOMAP_WRITETHROUGH);
36 }
37 
nubus_remap_fullcache(unsigned long physaddr,unsigned long size)38 static inline void *nubus_remap_fullcache(unsigned long physaddr,
39 					  unsigned long size)
40 {
41 	return __ioremap(physaddr, size, IOMAP_FULL_CACHING);
42 }
43 
44 #define nubus_unmap iounmap
45 #define nubus_iounmap iounmap
46 #define nubus_ioremap nubus_remap_nocache_ser
47 
48 #endif /* _ASM_NUBUS_H */
49