1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
|
/* SPDX-License-Identifier: BSD-2-Clause */
/*
* Copyright (c) 2014, Linaro Limited
*/
#ifndef IO_H
#define IO_H
#include <stdint.h>
#include <types_ext.h>
#include <utee_defines.h>
static inline void write8(uint8_t val, vaddr_t addr)
{
*(volatile uint8_t *)addr = val;
}
static inline void write16(uint16_t val, vaddr_t addr)
{
*(volatile uint16_t *)addr = val;
}
static inline void write32(uint32_t val, vaddr_t addr)
{
*(volatile uint32_t *)addr = val;
}
static inline uint8_t read8(vaddr_t addr)
{
return *(volatile uint8_t *)addr;
}
static inline uint16_t read16(vaddr_t addr)
{
return *(volatile uint16_t *)addr;
}
static inline uint32_t read32(vaddr_t addr)
{
return *(volatile uint32_t *)addr;
}
static inline void io_mask8(vaddr_t addr, uint8_t val, uint8_t mask)
{
write8((read8(addr) & ~mask) | (val & mask), addr);
}
static inline void io_mask16(vaddr_t addr, uint16_t val, uint16_t mask)
{
write16((read16(addr) & ~mask) | (val & mask), addr);
}
static inline void io_mask32(vaddr_t addr, uint32_t val, uint32_t mask)
{
write32((read32(addr) & ~mask) | (val & mask), addr);
}
static inline uint64_t get_be64(const void *p)
{
return TEE_U64_FROM_BIG_ENDIAN(*(const uint64_t *)p);
}
static inline void put_be64(void *p, uint64_t val)
{
*(uint64_t *)p = TEE_U64_TO_BIG_ENDIAN(val);
}
static inline uint32_t get_be32(const void *p)
{
return TEE_U32_FROM_BIG_ENDIAN(*(const uint32_t *)p);
}
static inline void put_be32(void *p, uint32_t val)
{
*(uint32_t *)p = TEE_U32_TO_BIG_ENDIAN(val);
}
static inline uint16_t get_be16(const void *p)
{
return TEE_U16_FROM_BIG_ENDIAN(*(const uint16_t *)p);
}
static inline void put_be16(void *p, uint16_t val)
{
*(uint16_t *)p = TEE_U16_TO_BIG_ENDIAN(val);
}
#endif /*IO_H*/
|
