source: rtems/c/src/lib/libbsp/powerpc/psim/include/bsp.h @ 86ce52b

Last change on this file since 86ce52b was 86ce52b, checked in by Joel Sherrill <joel.sherrill@…>, on Sep 4, 2003 at 6:45:13 PM

2003-09-04 Joel Sherrill <joel@…>

  • console/console-io.c, include/bsp.h, include/coverhd.h, shmsupp/addrconv.c, shmsupp/getcfg.c, shmsupp/lock.c, shmsupp/mpisr.c, startup/bspclean.c, startup/bspstart.c, startup/linkcmds, startup/setvec.c, tools/psim, tools/runtest, vectors/vectors.S: URL for license changed.
  • Property mode set to 100644
File size: 3.9 KB
Line 
1/*  bsp.h
2 *
3 *  This include file contains all Papyrus board IO definitions.
4 *
5 *  Author:     Andrew Bray <andy@i-cubed.co.uk>
6 *
7 *  COPYRIGHT (c) 1995 by i-cubed ltd.
8 *
9 *  To anyone who acknowledges that this file is provided "AS IS"
10 *  without any express or implied warranty:
11 *      permission to use, copy, modify, and distribute this file
12 *      for any purpose is hereby granted without fee, provided that
13 *      the above copyright notice and this notice appears in all
14 *      copies, and that the name of i-cubed limited not be used in
15 *      advertising or publicity pertaining to distribution of the
16 *      software without specific, written prior permission.
17 *      i-cubed limited makes no representations about the suitability
18 *      of this software for any purpose.
19 *
20 *  Derived from c/src/lib/libbsp/no_cpu/no_bsp/include/bsp.h
21 *
22 *  COPYRIGHT (c) 1989-1999.
23 *  On-Line Applications Research Corporation (OAR).
24 *
25 *  The license and distribution terms for this file may be
26 *  found in found in the file LICENSE in this distribution or at
27 *  http://www.rtems.com/license/LICENSE.
28 *
29 *  $Id$
30 */
31
32#ifndef __PAPYRUS_h
33#define __PAPYRUS_h
34
35#ifdef __cplusplus
36extern "C" {
37#endif
38
39#include <bspopts.h>
40
41/*
42 *  confdefs.h overrides for this BSP:
43 *   - termios serial ports (defaults to 1)
44 *   - Interrupt stack space is not minimum if defined.
45 */
46
47/* #define CONFIGURE_NUMBER_OF_TERMIOS_PORTS 2 */
48#define CONFIGURE_INTERRUPT_STACK_MEMORY  (12 * 1024)
49 
50#ifdef ASM
51/* Definition of where to store registers in alignment handler */
52#define ALIGN_REGS 0x0140
53
54#else
55#include <rtems.h>
56#include <console.h>
57#include <clockdrv.h>
58#include <console.h>
59#include <iosupp.h>
60
61/*
62 *  Define the time limits for RTEMS Test Suite test durations.
63 *  Long test and short test duration limits are provided.  These
64 *  values are in seconds and need to be converted to ticks for the
65 *  application.
66 *
67 */
68
69#define MAX_LONG_TEST_DURATION       300 /* 5 minutes = 300 seconds */
70#define MAX_SHORT_TEST_DURATION      3   /* 3 seconds */
71
72
73/*
74 *  Stuff for Time Test 27
75 */
76
77#define MUST_WAIT_FOR_INTERRUPT 1
78
79#define Install_tm27_vector( _handler ) \
80  set_vector( (_handler), PPC_IRQ_DECREMENTER, 1 )
81
82#define Cause_tm27_intr()  \
83  do { \
84    unsigned32 _clicks = 1; \
85    asm volatile( "mtdec %0" : "=r" ((_clicks)) : "r" ((_clicks)) ); \
86  } while (0)
87
88
89#define Clear_tm27_intr() \
90  do { \
91    unsigned32 _clicks = 0xffffffff; \
92    asm volatile( "mtdec %0" : "=r" ((_clicks)) : "r" ((_clicks)) ); \
93  } while (0)
94
95#define Lower_tm27_intr() \
96  do { \
97    unsigned32 _msr = 0; \
98    _ISR_Set_level( 0 ); \
99    asm volatile( "mfmsr %0 ;" : "=r" (_msr) : "r" (_msr) ); \
100    _msr |=  0x8002; \
101    asm volatile( "mtmsr %0 ;" : "=r" (_msr) : "r" (_msr) ); \
102  } while (0)
103
104/* Constants */
105
106/*
107 *  Device Driver Table Entries
108 */
109 
110/*
111 * NOTE: Use the standard Console driver entry
112 */
113 
114/*
115 * NOTE: Use the standard Clock driver entry
116 */
117 
118
119/*
120 *  Information placed in the linkcmds file.
121 */
122
123extern int   RAM_START;
124extern int   RAM_END;
125extern int   RAM_SIZE;
126
127extern int   PROM_START;
128extern int   PROM_END;
129extern int   PROM_SIZE;
130
131extern int   CLOCK_SPEED;
132
133extern int   end;        /* last address in the program */
134
135/* functions */
136
137void bsp_start( void );
138
139void bsp_cleanup( void );
140
141rtems_isr_entry set_vector(                    /* returns old vector */
142  rtems_isr_entry     handler,                  /* isr routine        */
143  rtems_vector_number vector,                   /* vector number      */
144  int                 type                      /* RTEMS or RAW intr  */
145);
146
147void DEBUG_puts( char *string );
148
149void BSP_fatal_return( void );
150
151void bsp_spurious_initialize( void );
152
153extern rtems_configuration_table BSP_Configuration;     /* owned by BSP */
154
155extern rtems_cpu_table           Cpu_table;             /* owned by BSP */
156
157extern rtems_unsigned32          bsp_isr_level;
158
159#endif /* ASM */
160
161#ifdef __cplusplus
162}
163#endif
164
165#endif
166/* end of include file */
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