source: rtems/c/src/lib/libbsp/sparc/erc32/include/bsp.h @ cf282090

4.104.114.84.95
Last change on this file since cf282090 was cf282090, checked in by Joel Sherrill <joel.sherrill@…>, on Sep 28, 2001 at 1:28:11 PM

2001-09-27 Joel Sherrill <joel@…>

  • include/bsp.h: Renamed delay() to rtems_bsp_delay().
  • Property mode set to 100644
File size: 4.3 KB
Line 
1/*  bsp.h
2 *
3 *  This include file contains all SPARC simulator definitions.
4 *
5 *  COPYRIGHT (c) 1989-1999.
6 *  On-Line Applications Research Corporation (OAR).
7 *
8 *  The license and distribution terms for this file may be
9 *  found in the file LICENSE in this distribution or at
10 *  http://www.OARcorp.com/rtems/license.html.
11 *
12 *  Ported to ERC32 implementation of the SPARC by On-Line Applications
13 *  Research Corporation (OAR) under contract to the European Space
14 *  Agency (ESA).
15 *
16 *  ERC32 modifications of respective RTEMS file: COPYRIGHT (c) 1995.
17 *  European Space Agency.
18 *
19 *  $Id$
20 */
21
22#ifndef __ERC32_BSP_h
23#define __ERC32_BSP_h
24
25#ifdef __cplusplus
26extern "C" {
27#endif
28
29#include <bspopts.h>
30
31#include <rtems.h>
32#include <iosupp.h>
33#include <libcpu/erc32.h>
34#include <clockdrv.h>
35
36#include <console.h>
37
38/*
39 *  confdefs.h overrides for this BSP:
40 *   - two termios serial ports
41 *   - Interrupt stack space is not minimum if defined.
42 */
43
44#define CONFIGURE_NUMBER_OF_TERMIOS_PORTS 2
45#define CONFIGURE_INTERRUPT_STACK_MEMORY  (16 * 1024)
46
47/*
48 * Network driver configuration
49 */
50
51struct rtems_bsdnet_ifconfig;
52extern int rtems_erc32_sonic_driver_attach (struct rtems_bsdnet_ifconfig *config);
53#define RTEMS_BSP_NETWORK_DRIVER_NAME   "sonic1"
54#define RTEMS_BSP_NETWORK_DRIVER_ATTACH rtems_erc32_sonic_driver_attach
55
56/*
57 *  Define the time limits for RTEMS Test Suite test durations.
58 *  Long test and short test duration limits are provided.  These
59 *  values are in seconds and need to be converted to ticks for the
60 *  application.
61 *
62 */
63
64#define MAX_LONG_TEST_DURATION       3   /* 3 seconds */
65#define MAX_SHORT_TEST_DURATION      3   /* 3 seconds */
66
67/*
68 *  Define the interrupt mechanism for Time Test 27
69 *
70 *  NOTE: Since the interrupt code for the SPARC supports both synchronous
71 *        and asynchronous trap handlers, support for testing with both
72 *        is included.
73 */
74
75#define SIS_USE_SYNCHRONOUS_TRAP  0
76
77/*
78 *  The synchronous trap is an arbitrarily chosen software trap.
79 */
80
81#if (SIS_USE_SYNCHRONOUS_TRAP == 1)
82
83#define TEST_VECTOR SPARC_SYNCHRONOUS_TRAP( 0x90 )
84
85#define MUST_WAIT_FOR_INTERRUPT 1
86
87#define Install_tm27_vector( handler ) \
88  set_vector( (handler), TEST_VECTOR, 1 );
89
90#define Cause_tm27_intr() \
91  asm volatile( "ta 0x10; nop " );
92
93#define Clear_tm27_intr() 
94
95#define Lower_tm27_intr()
96
97/*
98 *  The asynchronous trap is an arbitrarily chosen ERC32 interrupt source.
99 */
100
101#else   /* use a regular asynchronous trap */
102
103#define TEST_INTERRUPT_SOURCE ERC32_INTERRUPT_EXTERNAL_1
104#define TEST_VECTOR ERC32_TRAP_TYPE( TEST_INTERRUPT_SOURCE )
105 
106#define MUST_WAIT_FOR_INTERRUPT 1
107 
108#define Install_tm27_vector( handler ) \
109  set_vector( (handler), TEST_VECTOR, 1 );
110 
111#define Cause_tm27_intr() \
112  do { \
113    ERC32_Force_interrupt( TEST_INTERRUPT_SOURCE ); \
114    nop(); \
115    nop(); \
116    nop(); \
117  } while (0)
118 
119#define Clear_tm27_intr() \
120  ERC32_Clear_interrupt( TEST_INTERRUPT_SOURCE )
121 
122#define Lower_tm27_intr()
123
124#endif
125
126/*
127 *  Simple spin delay in microsecond units for device drivers.
128 *  This is very dependent on the clock speed of the target.
129 */
130
131extern void Clock_delay(rtems_unsigned32 microseconds);
132
133#define rtems_bsp_delay( microseconds ) Clock_delay(microseconds)
134
135/* Constants */
136
137/*
138 *  Information placed in the linkcmds file.
139 */
140
141extern int   RAM_START;
142extern int   RAM_END;
143extern int   RAM_SIZE;
144 
145extern int   PROM_START;
146extern int   PROM_END;
147extern int   PROM_SIZE;
148
149extern int   CLOCK_SPEED;
150 
151extern int   end;        /* last address in the program */
152
153/*
154 *  Device Driver Table Entries
155 */
156 
157/*
158 * NOTE: Use the standard Console driver entry
159 */
160 
161/*
162 * NOTE: Use the standard Clock driver entry
163 */
164 
165 
166/* miscellaneous stuff assumed to exist */
167
168void bsp_cleanup( void );
169
170void bsp_start( void );
171
172rtems_isr_entry set_vector(                     /* returns old vector */
173    rtems_isr_entry     handler,                /* isr routine        */
174    rtems_vector_number vector,                 /* vector number      */
175    int                 type                    /* RTEMS or RAW intr  */
176);
177
178void DEBUG_puts( char *string );
179
180void BSP_fatal_return( void );
181
182void bsp_spurious_initialize( void );
183
184extern rtems_configuration_table BSP_Configuration;     /* owned by BSP */
185
186extern rtems_cpu_table           Cpu_table;             /* owned by BSP */
187
188#ifdef __cplusplus
189}
190#endif
191
192#endif
193/* end of include file */
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