RTEMS 6.1-rc7
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tm27.h
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1/* SPDX-License-Identifier: BSD-2-Clause */
2
9/*
10 * COPYRIGHT (c) 2006.
11 * Aeroflex Gaisler AB.
12 *
13 * Redistribution and use in source and binary forms, with or without
14 * modification, are permitted provided that the following conditions
15 * are met:
16 * 1. Redistributions of source code must retain the above copyright
17 * notice, this list of conditions and the following disclaimer.
18 * 2. Redistributions in binary form must reproduce the above copyright
19 * notice, this list of conditions and the following disclaimer in the
20 * documentation and/or other materials provided with the distribution.
21 *
22 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
23 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
26 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
27 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
28 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
29 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
30 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
31 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
32 * POSSIBILITY OF SUCH DAMAGE.
33 */
34
35#ifndef _RTEMS_TMTEST27
36#error "This is an RTEMS internal file you must not include directly."
37#endif
38
39#ifndef __tm27_h
40#define __tm27_h
41
42/*
43 * Define the interrupt mechanism for Time Test 27
44 *
45 * NOTE: Since the interrupt code for the SPARC supports both synchronous
46 * and asynchronous trap handlers, support for testing with both
47 * is included.
48 */
49
50#define SIS_USE_SYNCHRONOUS_TRAP 0
51
52/*
53 * The synchronous trap is an arbitrarily chosen software trap.
54 */
55
56#if (SIS_USE_SYNCHRONOUS_TRAP == 1)
57
58#define TEST_VECTOR SPARC_SYNCHRONOUS_TRAP( 0x90 )
59
60#define MUST_WAIT_FOR_INTERRUPT 1
61
62#define TM27_USE_VECTOR_HANDLER
63
64#define Install_tm27_vector( handler ) \
65 set_vector( (handler), TEST_VECTOR, 1 );
66
67#define Cause_tm27_intr() \
68 __asm__ volatile( "ta 0x10; nop " );
69
70#define Clear_tm27_intr() /* empty */
71
72#define Lower_tm27_intr() /* empty */
73
74/*
75 * The asynchronous trap is an arbitrarily chosen ERC32 interrupt source.
76 */
77
78#else /* use a regular asynchronous trap */
79
80#define TEST_INTERRUPT_SOURCE LEON_INTERRUPT_EXTERNAL_1
81#define TEST_INTERRUPT_SOURCE2 LEON_INTERRUPT_EXTERNAL_1+1
82#define MUST_WAIT_FOR_INTERRUPT 1
83
84static inline void Install_tm27_vector( rtems_interrupt_handler handler )
85{
87 TEST_INTERRUPT_SOURCE,
88 "tm27 low",
90 handler,
91 NULL
92 );
94 TEST_INTERRUPT_SOURCE2,
95 "tm27 high",
97 handler,
98 NULL
99 );
100}
101
102#define Cause_tm27_intr() \
103 do { \
104 LEON_Force_interrupt( TEST_INTERRUPT_SOURCE+(Interrupt_nest>>1)); \
105 nop(); \
106 nop(); \
107 nop(); \
108 } while (0)
109
110#define Clear_tm27_intr() \
111 LEON_Clear_interrupt( TEST_INTERRUPT_SOURCE )
112
113#define Lower_tm27_intr() /* empty */
114
115#endif
116
117#endif
rtems_status_code rtems_interrupt_handler_install(rtems_vector_number vector, const char *info, rtems_option options, rtems_interrupt_handler routine, void *arg)
Installs the interrupt handler routine and argument at the interrupt vector.
Definition: irq-handler-install.c:85
#define RTEMS_INTERRUPT_SHARED
This interrupt handler install option allows that the interrupt handler may share the interrupt vecto...
Definition: intr.h:960
void(* rtems_interrupt_handler)(void *)
Interrupt handler routines shall have this type.
Definition: intr.h:1030