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
|
/**
* @file
*
* @ingroup arm_gic
*
* @brief ARM GIC TM27 Support
*/
/*
* Copyright (c) 2013-2014 embedded brains GmbH. All rights reserved.
*
* embedded brains GmbH
* Dornierstr. 4
* 82178 Puchheim
* Germany
* <info@embedded-brains.de>
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.org/license/LICENSE.
*/
#ifndef _RTEMS_TMTEST27
#error "This is an RTEMS internal file you must not include directly."
#endif
#ifndef LIBBSP_ARM_SHARED_ARM_GIC_TM27_H
#define LIBBSP_ARM_SHARED_ARM_GIC_TM27_H
#include <assert.h>
#include <bsp.h>
#include <bsp/irq.h>
#define MUST_WAIT_FOR_INTERRUPT 1
#define ARM_GIC_TM27_IRQ_LOW ARM_GIC_IRQ_SGI_12
#define ARM_GIC_TM27_IRQ_HIGH ARM_GIC_IRQ_SGI_13
#define ARM_GIC_TM27_PRIO_LOW 0x80
#define ARM_GIC_TM27_PRIO_HIGH 0x00
static inline void Install_tm27_vector(void (*handler)(rtems_vector_number))
{
rtems_status_code sc = rtems_interrupt_handler_install(
ARM_GIC_TM27_IRQ_LOW,
"tm27 low",
RTEMS_INTERRUPT_UNIQUE,
(rtems_interrupt_handler) handler,
NULL
);
assert(sc == RTEMS_SUCCESSFUL);
sc = arm_gic_irq_set_priority(
ARM_GIC_TM27_IRQ_LOW,
ARM_GIC_TM27_PRIO_LOW
);
assert(sc == RTEMS_SUCCESSFUL);
sc = rtems_interrupt_handler_install(
ARM_GIC_TM27_IRQ_HIGH,
"tm27 high",
RTEMS_INTERRUPT_UNIQUE,
(rtems_interrupt_handler) handler,
NULL
);
assert(sc == RTEMS_SUCCESSFUL);
sc = arm_gic_irq_set_priority(
ARM_GIC_TM27_IRQ_HIGH,
ARM_GIC_TM27_PRIO_HIGH
);
assert(sc == RTEMS_SUCCESSFUL);
}
static inline void Cause_tm27_intr(void)
{
rtems_status_code sc = arm_gic_irq_generate_software_irq(
ARM_GIC_TM27_IRQ_LOW,
1U << _SMP_Get_current_processor()
);
assert(sc == RTEMS_SUCCESSFUL);
}
static inline void Clear_tm27_intr(void)
{
/* Nothing to do */
}
static inline void Lower_tm27_intr(void)
{
rtems_status_code sc = arm_gic_irq_generate_software_irq(
ARM_GIC_TM27_IRQ_HIGH,
1U << _SMP_Get_current_processor()
);
assert(sc == RTEMS_SUCCESSFUL);
}
#endif /* LIBBSP_ARM_SHARED_ARM_GIC_TM27_H */
|