source: rtems/c/src/lib/libbsp/powerpc/psim/irq/irq.h @ c499856

4.115
Last change on this file since c499856 was c499856, checked in by Chris Johns <chrisj@…>, on Mar 20, 2014 at 9:10:47 PM

Change all references of rtems.com to rtems.org.

  • Property mode set to 100644
File size: 1.8 KB
Line 
1/* irq.h
2 *
3 *  This include file describe the data structure and the functions implemented
4 *  by rtems to write interrupt handlers.
5 *
6 *  CopyRight (C) 1999 valette@crf.canon.fr
7 *
8 *  This code is heavilly inspired by the public specification of STREAM V2
9 *  that can be found at :
10 *
11 *      <http://www.chorus.com/Documentation/index.html> by following
12 *  the STREAM API Specification Document link.
13 *
14 *  The license and distribution terms for this file may be
15 *  found in the file LICENSE in this distribution or at
16 *  http://www.rtems.org/license/LICENSE.
17 */
18
19#ifndef LIBBSP_POWERPC_IRQ_H
20#define LIBBSP_POWERPC_IRQ_H
21
22#define BSP_SHARED_HANDLER_SUPPORT      1
23
24#ifndef ASM
25
26#include <rtems/irq.h>
27
28
29/*
30 * Symblolic IRQ names and related definitions.
31 */
32
33/*
34 * PCI IRQ handlers related definitions
35 * CAUTION : BSP_PCI_IRQ_LOWEST_OFFSET should be equal to OPENPIC_VEC_SOURCE
36 */
37#define BSP_PCI_IRQ_NUMBER              (16)
38#define BSP_PCI_IRQ_LOWEST_OFFSET       (0)
39#define BSP_PCI_IRQ_MAX_OFFSET          (BSP_PCI_IRQ_LOWEST_OFFSET + BSP_PCI_IRQ_NUMBER - 1)
40
41#define BSP_PROCESSOR_IRQ_NUMBER            (1)
42#define BSP_PROCESSOR_IRQ_LOWEST_OFFSET (BSP_PCI_IRQ_MAX_OFFSET)
43#define BSP_PROCESSOR_IRQ_MAX_OFFSET    (BSP_PROCESSOR_IRQ_LOWEST_OFFSET+BSP_PROCESSOR_IRQ_NUMBER-1)
44
45
46  /*
47   * Summary
48   */
49#define BSP_IRQ_NUMBER                  (BSP_PROCESSOR_IRQ_MAX_OFFSET + 1)
50#define BSP_LOWEST_OFFSET               (BSP_PCI_IRQ_LOWEST_OFFSET)
51#define BSP_MAX_OFFSET                  (BSP_IRQ_NUMBER - 1)
52
53  /*
54   * Some Processor execption handled as rtems IRQ symbolic name definition
55   */
56#define BSP_DECREMENTER                 (BSP_PROCESSOR_IRQ_LOWEST_OFFSET)
57
58#include <bsp/irq_supp.h>
59
60#define BSP_INTERRUPT_VECTOR_MIN BSP_LOWEST_OFFSET
61#define BSP_INTERRUPT_VECTOR_MAX BSP_MAX_OFFSET
62
63#ifdef __cplusplus
64extern "C" {
65#endif
66
67void BSP_rtems_irq_mng_init(unsigned cpuId);
68
69#ifdef __cplusplus
70}
71#endif
72
73#endif
74#endif
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