source: rtems/c/src/lib/libbsp/m68k/gen68360/include/bsp.h @ 409a221

4.104.114.84.95
Last change on this file since 409a221 was df49c60, checked in by Joel Sherrill <joel.sherrill@…>, on 06/12/00 at 15:00:15

Merged from 4.5.0-beta3a

  • Property mode set to 100644
File size: 3.5 KB
Line 
1/*
2 * Board Support Package for `Generic' Motorola MC68360
3 *
4 * Based on the `gen68302' board support package, and covered by the
5 * original distribution terms.
6 *
7 * W. Eric Norum
8 * Saskatchewan Accelerator Laboratory
9 * University of Saskatchewan
10 * Saskatoon, Saskatchewan, CANADA
11 * eric@skatter.usask.ca
12 *
13 *  $Id$
14 */
15
16/*  bsp.h
17 *
18 *  COPYRIGHT (c) 1989-1999.
19 *  On-Line Applications Research Corporation (OAR).
20 *
21 *  The license and distribution terms for this file may be
22 *  found in the file LICENSE in this distribution or at
23 *  http://www.OARcorp.com/rtems/license.html.
24 */
25
26#ifndef __GEN68360_BSP_h
27#define __GEN68360_BSP_h
28
29#ifdef __cplusplus
30extern "C" {
31#endif
32
33#include <rtems.h>
34#include <console.h>
35#include <iosupp.h>
36#include <clockdrv.h>
37
38/*
39 *  confdefs.h overrides for this BSP:
40 *   - termios serial ports (defaults to 1)
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  (4 * 1024)
46 
47/*
48 * Network driver configuration
49 */
50struct rtems_bsdnet_ifconfig;
51extern int rtems_scc1_driver_attach (struct rtems_bsdnet_ifconfig *config);
52#define RTEMS_BSP_NETWORK_DRIVER_NAME   "scc1"
53#define RTEMS_BSP_NETWORK_DRIVER_ATTACH rtems_scc1_driver_attach
54
55/*
56 *  Define the time limits for RTEMS Test Suite test durations.
57 *  Long test and short test duration limits are provided.  These
58 *  values are in seconds and need to be converted to ticks for the
59 *  application.
60 *
61 */
62
63#define MAX_LONG_TEST_DURATION       300 /* 5 minutes = 300 seconds */
64#define MAX_SHORT_TEST_DURATION      3   /* 3 seconds */
65
66/*
67 *  Stuff for Time Test 27
68 *  Don't bother with hardware -- just use a software-interrupt
69 */
70
71#define MUST_WAIT_FOR_INTERRUPT 0
72
73#define Install_tm27_vector( handler ) set_vector( (handler), 34, 1 )
74
75#define Cause_tm27_intr()       asm volatile ("trap #2");
76
77#define Clear_tm27_intr()
78
79#define Lower_tm27_intr()
80
81/*
82 *  Simple spin delay in microsecond units for device drivers.
83 *  This is very dependent on the clock speed of the target.
84 */
85
86#define delay( microseconds ) \
87  { register rtems_unsigned32 _delay=(microseconds); \
88    register rtems_unsigned32 _tmp=123; \
89    asm volatile( "0: \
90                     nbcd      %0 ; \
91                     nbcd      %0 ; \
92                     dbf       %1,0b" \
93                  : "=d" (_tmp), "=d" (_delay) \
94                  : "0"  (_tmp), "1"  (_delay) ); \
95  }
96
97/* Constants */
98
99/* Structures */
100
101/*
102 *  Device Driver Table Entries
103 */
104
105/*
106 * NOTE: Use the standard Console driver entry
107 */
108 
109/*
110 * NOTE: Use the standard Clock driver entry
111 */
112
113/* miscellaneous stuff assumed to exist */
114
115extern rtems_configuration_table BSP_Configuration;
116
117extern m68k_isr_entry M68Kvec[];   /* vector table address */
118
119/* functions */
120
121void bsp_cleanup( void );
122
123void M360ExecuteRISC( rtems_unsigned16 command );
124void *M360AllocateBufferDescriptors( int count );
125void *M360AllocateRiscTimers( int count );
126extern char M360DefaultWatchdogFeeder;
127
128m68k_isr_entry set_vector(
129  rtems_isr_entry     handler,
130  rtems_vector_number vector,
131  int                 type
132);
133
134/*
135 * Values assigned by link editor
136 */
137extern void *_RomBase, *_RamBase;
138
139/*
140 * Definitions for Atlas Computer Equipment Inc. High Speed Bridge (HSB)
141 */
142#define ATLASHSB_ESR    0x20010000L
143#define ATLASHSB_USICR  0x20010001L
144#define ATLASHSB_DSRR   0x20010002L
145#define ATLASHSB_LED4   0x20010004L
146#define ATLASHSB_ROM_U6 0xFF080000L     /* U6 flash ROM socket */
147
148#ifdef __cplusplus
149}
150#endif
151
152#endif
153/* end of include file */
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