1 | /* SPDX-License-Identifier: GPL-2.0 */ |
2 | #ifndef _PPC_BOOT_OF_H_ |
3 | #define _PPC_BOOT_OF_H_ |
4 | |
5 | #include "swab.h" |
6 | |
7 | typedef void *phandle; |
8 | typedef u32 ihandle; |
9 | |
10 | void of_init(void *promptr); |
11 | int of_call_prom(const char *service, int nargs, int nret, ...); |
12 | unsigned int of_claim(unsigned long virt, unsigned long size, |
13 | unsigned long align); |
14 | void *of_vmlinux_alloc(unsigned long size); |
15 | void of_exit(void); |
16 | void *of_finddevice(const char *name); |
17 | int of_getprop(const void *phandle, const char *name, void *buf, |
18 | const int buflen); |
19 | int of_setprop(const void *phandle, const char *name, const void *buf, |
20 | const int buflen); |
21 | |
22 | /* Console functions */ |
23 | void of_console_init(void); |
24 | |
25 | typedef u16 __be16; |
26 | typedef u32 __be32; |
27 | typedef u64 __be64; |
28 | |
29 | #ifdef __LITTLE_ENDIAN__ |
30 | #define cpu_to_be16(x) swab16(x) |
31 | #define be16_to_cpu(x) swab16(x) |
32 | #define cpu_to_be32(x) swab32(x) |
33 | #define be32_to_cpu(x) swab32(x) |
34 | #define cpu_to_be64(x) swab64(x) |
35 | #define be64_to_cpu(x) swab64(x) |
36 | #else |
37 | #define cpu_to_be16(x) (x) |
38 | #define be16_to_cpu(x) (x) |
39 | #define cpu_to_be32(x) (x) |
40 | #define be32_to_cpu(x) (x) |
41 | #define cpu_to_be64(x) (x) |
42 | #define be64_to_cpu(x) (x) |
43 | #endif |
44 | |
45 | #define PROM_ERROR (-1u) |
46 | |
47 | #endif /* _PPC_BOOT_OF_H_ */ |
48 | |