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1 | /* SPDX-License-Identifier: BSD-3-Clause |
2 | * Copyright(c) 2010-2018 Intel Corporation | |
3 | */ | |
4 | ||
5 | #ifndef _OSDEP_RAW_GENERIC_H | |
6 | #define _OSDEP_RAW_GENERIC_H | |
7 | ||
8 | #define compiler_barrier() (asm volatile ("" : : : "memory")) | |
9 | ||
10 | #define io_wmb() compiler_barrier() | |
11 | #define io_rmb() compiler_barrier() | |
12 | ||
13 | static inline uint8_t opae_readb(const volatile void *addr) | |
14 | { | |
15 | uint8_t val; | |
16 | ||
17 | val = *(const volatile uint8_t *)addr; | |
18 | io_rmb(); | |
19 | return val; | |
20 | } | |
21 | ||
22 | static inline uint16_t opae_readw(const volatile void *addr) | |
23 | { | |
24 | uint16_t val; | |
25 | ||
26 | val = *(const volatile uint16_t *)addr; | |
27 | io_rmb(); | |
28 | return val; | |
29 | } | |
30 | ||
31 | static inline uint32_t opae_readl(const volatile void *addr) | |
32 | { | |
33 | uint32_t val; | |
34 | ||
35 | val = *(const volatile uint32_t *)addr; | |
36 | io_rmb(); | |
37 | return val; | |
38 | } | |
39 | ||
40 | static inline uint64_t opae_readq(const volatile void *addr) | |
41 | { | |
42 | uint64_t val; | |
43 | ||
44 | val = *(const volatile uint64_t *)addr; | |
45 | io_rmb(); | |
46 | return val; | |
47 | } | |
48 | ||
49 | static inline void opae_writeb(uint8_t value, volatile void *addr) | |
50 | { | |
51 | io_wmb(); | |
52 | *(volatile uint8_t *)addr = value; | |
53 | } | |
54 | ||
55 | static inline void opae_writew(uint16_t value, volatile void *addr) | |
56 | { | |
57 | io_wmb(); | |
58 | *(volatile uint16_t *)addr = value; | |
59 | } | |
60 | ||
61 | static inline void opae_writel(uint32_t value, volatile void *addr) | |
62 | { | |
63 | io_wmb(); | |
64 | *(volatile uint32_t *)addr = value; | |
65 | } | |
66 | ||
67 | static inline void opae_writeq(uint64_t value, volatile void *addr) | |
68 | { | |
69 | io_wmb(); | |
70 | *(volatile uint64_t *)addr = value; | |
71 | } | |
72 | ||
73 | #define opae_free(addr) free(addr) | |
9f95a23c | 74 | #define opae_memcpy(a, b, c) memcpy((a), (b), (c)) |
11fdf7f2 TL |
75 | |
76 | #endif |