source: rtems/c/src/lib/libbsp/powerpc/dmv177/include/bsp.h @ 39c9723

4.104.114.84.9
Last change on this file since 39c9723 was 39c9723, checked in by Joel Sherrill <joel.sherrill@…>, on Jan 26, 1999 at 1:48:58 AM

Added prototype information about the SONIC driver.

  • Property mode set to 100644
File size: 4.2 KB
Line 
1/*  bsp.h
2 *
3 *  This include file contains all DY-4 DMV170 board IO definitions.
4 *
5 *  COPYRIGHT (c) 1989-1997.
6 *  On-Line Applications Research Corporation (OAR).
7 *  All rights assigned to U.S. Government, 1994.
8 *
9 *  This material may be reproduced by or for the U.S. Government pursuant
10 *  to the copyright license under the clause at DFARS 252.227-7013.  This
11 *  notice must appear in all copies of this file and its derivatives.
12 *
13 *  $Id$
14 */
15
16#ifndef __DMV170_BSP_h
17#define __DMV170_BSP_h
18
19#ifdef __cplusplus
20extern "C" {
21#endif
22
23#ifdef ASM
24/* Definition of where to store registers in alignment handler */
25#define ALIGN_REGS 0x0140
26
27#else
28#include <rtems.h>
29#include <console.h>
30#include <clockdrv.h>
31#include <console.h>
32#include <iosupp.h>
33
34#include <dmv170.h>
35
36#if 0
37#define Enable_Debug() \
38  DMV170_WRITE( 0xffffbd0c, 0 )
39
40#define Debug_Entry( num ) \
41  DMV170_WRITE( 0xffffbd06, num )
42#else
43#define Enable_Debug()
44#define Debug_Entry( num )
45#endif
46
47/*
48 * Network driver configuration
49 */
50struct rtems_bsdnet_ifconfig;
51extern int rtems_sonic_driver_attach (struct rtems_bsdnet_ifconfig *config);
52#define RTEMS_BSP_NETWORK_DRIVER_NAME   "sonic1"
53#define RTEMS_BSP_NETWORK_DRIVER_ATTACH rtems_sonic_driver_attach
54
55
56/*
57 * The following macro calculates the Baud constant. For the Z8530 chip.
58 */
59#define Z8530_Baud( _frequency, _clock_by, _baud_rate  )   \
60  ( (_frequency /( _clock_by * 2 * _baud_rate))  - 2)
61
62
63/*
64 *  Define the time limits for RTEMS Test Suite test durations.
65 *  Long test and short test duration limits are provided.  These
66 *  values are in seconds and need to be converted to ticks for the
67 *  application.
68 *
69 */
70
71#define MAX_LONG_TEST_DURATION       300 /* 5 minutes = 300 seconds */
72#define MAX_SHORT_TEST_DURATION      3   /* 3 seconds */
73
74
75/*
76 *  Stuff for Time Test 27
77 */
78
79#define MUST_WAIT_FOR_INTERRUPT 1
80
81#define Install_tm27_vector( _handler ) \
82  set_vector( (_handler), PPC_IRQ_DECREMENTER, 1 )
83
84#define Cause_tm27_intr()  \
85  do { \
86    unsigned32 _clicks = 1; \
87    asm volatile( "mtdec %0" : "=r" ((_clicks)) : "r" ((_clicks)) ); \
88  } while (0)
89
90#define Clear_tm27_intr() \
91  do { \
92    unsigned32 _clicks = 0xffffffff; \
93    unsigned32 _msr = 0; \
94    _ISR_Set_level( 0 ); \
95    asm volatile( "mfmsr %0 ;" : "=r" (_msr) : "r" (_msr) ); \
96    _msr &=  ~0x8000; \
97    asm volatile( "mtmsr %0 ;" : "=r" (_msr) : "r" (_msr) ); \
98    asm volatile( "mtdec %0" : "=r" ((_clicks)) : "r" ((_clicks)) ); \
99  } while (0)
100
101#define Lower_tm27_intr() \
102  do { \
103    unsigned32 _msr = 0; \
104    _ISR_Set_level( 0 ); \
105    asm volatile( "mfmsr %0 ;" : "=r" (_msr) : "r" (_msr) ); \
106    _msr |=  0x8002; \
107    asm volatile( "mtmsr %0 ;" : "=r" (_msr) : "r" (_msr) ); \
108  } while (0)
109
110/* Constants */
111
112/*
113 *  Device Driver Table Entries
114 */
115 
116/*
117 * NOTE: Use the standard Console driver entry
118 */
119 
120/*
121 * NOTE: Use the standard Clock driver entry
122 */
123 
124
125/*
126 *  Information placed in the linkcmds file.
127 */
128
129extern int   RAM_START;
130extern int   RAM_END;
131extern int   RAM_SIZE;
132
133extern int   PROM_START;
134extern int   PROM_END;
135extern int   PROM_SIZE;
136
137extern int   CLOCK_SPEED;
138
139extern int   end;        /* last address in the program */
140
141/*
142 * How many libio files we want
143 */
144 
145#define BSP_LIBIO_MAX_FDS       20
146
147/* functions */
148
149/*
150 * genvec.c
151 */
152rtems_isr_entry  set_EE_vector(
153  rtems_isr_entry     handler,                  /* isr routine        */
154  rtems_vector_number vector                    /* vector number      */
155);
156void initialize_external_exception_vector ();
157
158/*
159 * console.c
160 */
161void DEBUG_puts( char *string );
162
163void BSP_fatal_return( void );
164
165
166
167void bsp_start( void );
168
169void bsp_cleanup( void );
170
171rtems_isr_entry set_vector(                    /* returns old vector */
172  rtems_isr_entry     handler,                  /* isr routine        */
173  rtems_vector_number vector,                   /* vector number      */
174  int                 type                      /* RTEMS or RAW intr  */
175);
176
177void BSP_fatal_return( void );
178
179void bsp_spurious_initialize( void );
180
181extern rtems_configuration_table BSP_Configuration;     /* owned by BSP */
182
183extern rtems_cpu_table           Cpu_table;             /* owned by BSP */
184
185extern rtems_unsigned32          bsp_isr_level;
186
187extern int   CPU_PPC_CLICKS_PER_MS;
188
189#endif /* ASM */
190
191#ifdef __cplusplus
192}
193#endif
194
195#endif
196/* end of include file */
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