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
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
|
/** @file
Copyright (c) 2011 - 2014, ARM Ltd. All rights reserved.<BR>
Copyright (c) 2014, Linaro Ltd. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#include <Library/ArmGenericTimerCounterLib.h>
#include <Library/ArmLib.h>
VOID
EFIAPI
ArmGenericTimerEnableTimer (
VOID
)
{
UINTN TimerCtrlReg;
TimerCtrlReg = ArmReadCntpCtl ();
TimerCtrlReg |= ARM_ARCH_TIMER_ENABLE;
ArmWriteCntpCtl (TimerCtrlReg);
}
VOID
EFIAPI
ArmGenericTimerReenableTimer (
VOID
)
{
}
VOID
EFIAPI
ArmGenericTimerDisableTimer (
VOID
)
{
UINTN TimerCtrlReg;
TimerCtrlReg = ArmReadCntpCtl ();
TimerCtrlReg &= ~ARM_ARCH_TIMER_ENABLE;
ArmWriteCntpCtl (TimerCtrlReg);
}
VOID
EFIAPI
ArmGenericTimerSetTimerFreq (
IN UINTN FreqInHz
)
{
ArmWriteCntFrq (FreqInHz);
}
UINTN
EFIAPI
ArmGenericTimerGetTimerFreq (
VOID
)
{
return ArmReadCntFrq ();
}
UINTN
EFIAPI
ArmGenericTimerGetTimerVal (
VOID
)
{
return ArmReadCntpTval ();
}
VOID
EFIAPI
ArmGenericTimerSetTimerVal (
IN UINTN Value
)
{
ArmWriteCntpTval (Value);
}
UINT64
EFIAPI
ArmGenericTimerGetSystemCount (
VOID
)
{
return ArmReadCntPct ();
}
UINTN
EFIAPI
ArmGenericTimerGetTimerCtrlReg (
VOID
)
{
return ArmReadCntpCtl ();
}
VOID
EFIAPI
ArmGenericTimerSetTimerCtrlReg (
UINTN Value
)
{
ArmWriteCntpCtl (Value);
}
UINT64
EFIAPI
ArmGenericTimerGetCompareVal (
VOID
)
{
return ArmReadCntpCval ();
}
VOID
EFIAPI
ArmGenericTimerSetCompareVal (
IN UINT64 Value
)
{
ArmWriteCntpCval (Value);
}
|
