OpenCores
URL https://opencores.org/ocsvn/openrisc/openrisc/trunk

Subversion Repositories openrisc

[/] [openrisc/] [trunk/] [rtos/] [rtems/] [c/] [src/] [exec/] [sapi/] [include/] [rtems/] [config.h] - Blame information for rev 593

Go to most recent revision | Details | Compare with Previous | View Log

Line No. Rev Author Line
1 30 unneback
/*  config.h
2
 *
3
 *  This include file contains the table of user defined configuration
4
 *  parameters.
5
 *
6
 *  COPYRIGHT (c) 1989-1999.
7
 *  On-Line Applications Research Corporation (OAR).
8
 *
9
 *  The license and distribution terms for this file may be
10
 *  found in the file LICENSE in this distribution or at
11
 *  http://www.OARcorp.com/rtems/license.html.
12
 *
13
 *  $Id: config.h,v 1.2 2001-09-27 11:59:19 chris Exp $
14
 */
15
 
16
#ifndef __RTEMS_CONFIGURATION_h
17
#define __RTEMS_CONFIGURATION_h
18
 
19
#ifdef __cplusplus
20
extern "C" {
21
#endif
22
 
23
/*
24
 *  Unlimited object support. Changes the configuration table entry for POSIX
25
 *  or RTEMS APIs to bounded only by the memory of the work-space.
26
 *
27
 *  Use the macro to define the resource unlimited before placing in
28
 *  the configuration table.
29
 */
30
 
31
#include <rtems/score/object.h>
32
#define RTEMS_UNLIMITED_OBJECTS OBJECTS_UNLIMITED_OBJECTS
33
 
34
#define rtems_resource_unlimited(resource) \
35
  ( resource | RTEMS_UNLIMITED_OBJECTS )
36
 
37
/*
38
 *  This is kind of kludgy but it allows targets to totally ignore the
39
 *  optional APIs like POSIX and ITRON safely.
40
 */
41
 
42
#ifdef RTEMS_POSIX_API
43
#include <rtems/posix/config.h>
44
#else
45
typedef void *posix_api_configuration_table;
46
#endif
47
 
48
#ifdef RTEMS_ITRON_API
49
#include <itron.h>
50
#include <rtems/itron/config.h>
51
#else
52
typedef void *itron_api_configuration_table;
53
#endif
54
 
55
#include <rtems/rtems/config.h>
56
 
57
/*  XXX <rtems/rtems/config.h> should cover these
58
#include <rtems/rtems/status.h>
59
#include <rtems/rtems/types.h>
60
#include <rtems/rtems/tasks.h>
61
*/
62
 
63
#include <rtems/extension.h>
64
#include <rtems/io.h>
65
#if defined(RTEMS_MULTIPROCESSING)
66
#include <rtems/score/mpci.h>
67
#endif
68
 
69
/*
70
 *  The following records define the Multiprocessor Configuration
71
 *  Table.  This table defines the multiprocessor system
72
 *  characteristics which must be known by RTEMS in a multiprocessor
73
 *  system.
74
 */
75
 
76
typedef struct {
77
  unsigned32    node;                   /* local node number */
78
  unsigned32    maximum_nodes;          /* maximum # nodes in system */
79
  unsigned32    maximum_global_objects; /* maximum # global objects */
80
  unsigned32    maximum_proxies;        /* maximum # proxies */
81
#if defined(RTEMS_MULTIPROCESSING)
82
  MPCI_Control *User_mpci_table;        /* pointer to MPCI table */
83
#else
84
  void         *User_mpci_table;        /* pointer to MPCI table */
85
#endif
86
} rtems_multiprocessing_table;
87
 
88
/*
89
 *  The following records define the Configuration Table.  The
90
 *  information contained in this table is required in all
91
 *  RTEMS systems, whether single or multiprocessor.  This
92
 *  table primarily defines the following:
93
 *
94
 *     + location and size of the RTEMS Workspace
95
 *     + microseconds per clock tick
96
 *     + clock ticks per task timeslice
97
 *     + required number of each object type for each API configured
98
 */
99
 
100
typedef struct {
101
  void                             *work_space_start;
102
  unsigned32                        work_space_size;
103
  unsigned32                        maximum_extensions;
104
  unsigned32                        microseconds_per_tick;
105
  unsigned32                        ticks_per_timeslice;
106
  unsigned32                        maximum_devices;
107
  unsigned32                        number_of_device_drivers;
108
  rtems_driver_address_table       *Device_driver_table;
109
  unsigned32                        number_of_initial_extensions;
110
  rtems_extensions_table           *User_extension_table;
111
  rtems_multiprocessing_table      *User_multiprocessing_table;
112
  rtems_api_configuration_table    *RTEMS_api_configuration;
113
  posix_api_configuration_table    *POSIX_api_configuration;
114
  itron_api_configuration_table    *ITRON_api_configuration;
115
} rtems_configuration_table;
116
 
117
/*
118
 *  The following are provided strictly for the convenience of
119
 *  the user.  They are not used in RTEMS itself.
120
 */
121
 
122
SAPI_EXTERN rtems_configuration_table    *_Configuration_Table;
123
SAPI_EXTERN rtems_multiprocessing_table  *_Configuration_MP_table;
124
 
125
/*
126
 *  Some handy macros to avoid dependencies on either the BSP
127
 *  or the exact format of the configuration table.
128
 */
129
 
130
#define rtems_configuration_get_table() \
131
        (&_Configuration_Table)
132
 
133
#define rtems_configuration_get_work_space_start() \
134
        (_Configuration_Table->work_space_start)
135
 
136
#define rtems_configuration_get_work_space_size() \
137
        (_Configuration_Table->work_space_size)
138
 
139
#define rtems_configuration_get_maximum_extensions() \
140
        (_Configuration_Table->maximum_extensions)
141
 
142
#define rtems_configuration_get_microseconds_per_tick() \
143
        (_Configuration_Table->microseconds_per_tick)
144
#define rtems_configuration_get_milliseconds_per_tick() \
145
        (_Configuration_Table->microseconds_per_tick / 1000)
146
 
147
#define rtems_configuration_get_ticks_per_timeslice() \
148
        (_Configuration_Table->ticks_per_timeslice)
149
 
150
#define rtems_configuration_get_maximum_devices() \
151
        (_Configuration_Table->maximum_devices)
152
 
153
#define rtems_configuration_get_number_of_device_drivers() \
154
        (_Configuration_Table->number_of_device_drivers)
155
 
156
#define rtems_configuration_get_device_driver_table() \
157
        (_Configuration_Table->device_driver_table)
158
 
159
#define rtems_configuration_get_number_of_initial_extensions() \
160
        (_Configuration_Table->number_of_initial_extensions)
161
 
162
#define rtems_configuration_get_user_extension_table() \
163
        (_Configuration_Table->user_extension_table)
164
 
165
#define rtems_configuration_get_user_multiprocessing_table() \
166
        (_Configuration_Table->User_multiprocessing_table)
167
 
168
#define rtems_configuration_get_rtems_api_configuration() \
169
        (_Configuration_Table->RTEMS_api_configuration)
170
 
171
#define rtems_configuration_get_posix_api_configuration() \
172
        (_Configuration_Table->POSIX_api_configuration)
173
 
174
#define rtems_configuration_get_itron_api_configuration() \
175
        (_Configuration_Table->ITRON_api_configuration)
176
 
177
#ifdef __cplusplus
178
}
179
#endif
180
 
181
#endif
182
/* end of include file */

powered by: WebSVN 2.1.0

© copyright 1999-2024 OpenCores.org, equivalent to Oliscience, all rights reserved. OpenCores®, registered trademark.