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/*  bsp.h
 *
 *  This include file contains all Papyrus board IO definitions.
 *
 *  Author:     Andrew Bray <andy@i-cubed.co.uk>
 *
 *  COPYRIGHT (c) 1995 by i-cubed ltd.
 *
 *  To anyone who acknowledges that this file is provided "AS IS"
 *  without any express or implied warranty:
 *      permission to use, copy, modify, and distribute this file
 *      for any purpose is hereby granted without fee, provided that
 *      the above copyright notice and this notice appears in all
 *      copies, and that the name of i-cubed limited not be used in
 *      advertising or publicity pertaining to distribution of the
 *      software without specific, written prior permission.
 *      i-cubed limited makes no representations about the suitability
 *      of this software for any purpose.
 *
 *  Derived from c/src/lib/libbsp/no_cpu/no_bsp/include/bsp.h
 *
 *  COPYRIGHT (c) 1989-1999.
 *  On-Line Applications Research Corporation (OAR).
 *
 *  The license and distribution terms for this file may be
 *  found in found in the file LICENSE in this distribution or at
 *  http://www.OARcorp.com/rtems/license.html.
 *
 *  $Id: bsp.h,v 1.2 2001-09-27 12:01:02 chris Exp $
 */
 
#ifndef __PAPYRUS_h
#define __PAPYRUS_h
 
#ifdef __cplusplus
extern "C" {
#endif
 
/*
 *  confdefs.h overrides for this BSP:
 *   - termios serial ports (defaults to 1)
 *   - Interrupt stack space is not minimum if defined.
 */
 
/* #define CONFIGURE_NUMBER_OF_TERMIOS_PORTS 2 */
#define CONFIGURE_INTERRUPT_STACK_MEMORY  (12 * 1024)
 
#ifdef ASM
/* Definition of where to store registers in alignment handler */
#define ALIGN_REGS 0x0140
 
#else
#include <rtems.h>
#include <console.h>
#include <clockdrv.h>
#include <console.h>
#include <iosupp.h>
 
/*
 *  Define the time limits for RTEMS Test Suite test durations.
 *  Long test and short test duration limits are provided.  These
 *  values are in seconds and need to be converted to ticks for the
 *  application.
 *
 */
 
#define MAX_LONG_TEST_DURATION       300 /* 5 minutes = 300 seconds */
#define MAX_SHORT_TEST_DURATION      3   /* 3 seconds */
 
 
/*
 *  Stuff for Time Test 27
 */
 
#define MUST_WAIT_FOR_INTERRUPT 1
 
#define Install_tm27_vector( _handler ) \
  set_vector( (_handler), PPC_IRQ_DECREMENTER, 1 )
 
#define Cause_tm27_intr()  \
  do { \
    unsigned32 _clicks = 1; \
    asm volatile( "mtdec %0" : "=r" ((_clicks)) : "r" ((_clicks)) ); \
  } while (0)
 
 
#define Clear_tm27_intr() \
  do { \
    unsigned32 _clicks = 0xffffffff; \
    asm volatile( "mtdec %0" : "=r" ((_clicks)) : "r" ((_clicks)) ); \
  } while (0)
 
#define Lower_tm27_intr() \
  do { \
    unsigned32 _msr = 0; \
    _ISR_Set_level( 0 ); \
    asm volatile( "mfmsr %0 ;" : "=r" (_msr) : "r" (_msr) ); \
    _msr |=  0x8002; \
    asm volatile( "mtmsr %0 ;" : "=r" (_msr) : "r" (_msr) ); \
  } while (0)
 
/* Constants */
 
/*
 *  Device Driver Table Entries
 */
 
/*
 * NOTE: Use the standard Console driver entry
 */
 
/*
 * NOTE: Use the standard Clock driver entry
 */
 
 
/*
 *  Information placed in the linkcmds file.
 */
 
extern int   RAM_START;
extern int   RAM_END;
extern int   RAM_SIZE;
 
extern int   PROM_START;
extern int   PROM_END;
extern int   PROM_SIZE;
 
extern int   CLOCK_SPEED;
 
extern int   end;        /* last address in the program */
 
/* functions */
 
void bsp_start( void );
 
void bsp_cleanup( void );
 
rtems_isr_entry set_vector(                    /* returns old vector */
  rtems_isr_entry     handler,                  /* isr routine        */
  rtems_vector_number vector,                   /* vector number      */
  int                 type                      /* RTEMS or RAW intr  */
);
 
void DEBUG_puts( char *string );
 
void BSP_fatal_return( void );
 
void bsp_spurious_initialize( void );
 
extern rtems_configuration_table BSP_Configuration;     /* owned by BSP */
 
extern rtems_cpu_table           Cpu_table;             /* owned by BSP */
 
extern rtems_unsigned32          bsp_isr_level;
 
#endif /* ASM */
 
#ifdef __cplusplus
}
#endif
 
#endif
/* end of include file */

Line No.	Rev	Author	Line
1	30	unneback	`/* 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.OARcorp.com/rtems/license.html.`
28			`*`
29			`* $Id: bsp.h,v 1.2 2001-09-27 12:01:02 chris Exp $`
30			`*/`
31
32			`#ifndef __PAPYRUS_h`
33			`#define __PAPYRUS_h`
34
35			`#ifdef __cplusplus`
36			`extern "C" {`
37			`#endif`
38
39			`/*`
40			`* confdefs.h overrides for this BSP:`
41			`* - termios serial ports (defaults to 1)`
42			`* - Interrupt stack space is not minimum if defined.`
43			`*/`
44
45			`/* #define CONFIGURE_NUMBER_OF_TERMIOS_PORTS 2 */`
46			`#define CONFIGURE_INTERRUPT_STACK_MEMORY (12 * 1024)`
47
48			`#ifdef ASM`
49			`/* Definition of where to store registers in alignment handler */`
50			`#define ALIGN_REGS 0x0140`
51
52			`#else`
53			`#include <rtems.h>`
54			`#include <console.h>`
55			`#include <clockdrv.h>`
56			`#include <console.h>`
57			`#include <iosupp.h>`
58
59			`/*`
60			`* Define the time limits for RTEMS Test Suite test durations.`
61			`* Long test and short test duration limits are provided. These`
62			`* values are in seconds and need to be converted to ticks for the`
63			`* application.`
64			`*`
65			`*/`
66
67			`#define MAX_LONG_TEST_DURATION 300 /* 5 minutes = 300 seconds */`
68			`#define MAX_SHORT_TEST_DURATION 3 /* 3 seconds */`
69
70
71			`/*`
72			`* Stuff for Time Test 27`
73			`*/`
74
75			`#define MUST_WAIT_FOR_INTERRUPT 1`
76
77			`#define Install_tm27_vector( _handler ) \`
78			`set_vector( (_handler), PPC_IRQ_DECREMENTER, 1 )`
79
80			`#define Cause_tm27_intr() \`
81			`do { \`
82			`unsigned32 _clicks = 1; \`
83			`asm volatile( "mtdec %0" : "=r" ((_clicks)) : "r" ((_clicks)) ); \`
84			`} while (0)`
85
86
87			`#define Clear_tm27_intr() \`
88			`do { \`
89			`unsigned32 _clicks = 0xffffffff; \`
90			`asm volatile( "mtdec %0" : "=r" ((_clicks)) : "r" ((_clicks)) ); \`
91			`} while (0)`
92
93			`#define Lower_tm27_intr() \`
94			`do { \`
95			`unsigned32 _msr = 0; \`
96			`_ISR_Set_level( 0 ); \`
97			`asm volatile( "mfmsr %0 ;" : "=r" (_msr) : "r" (_msr) ); \`
98			`_msr \|= 0x8002; \`
99			`asm volatile( "mtmsr %0 ;" : "=r" (_msr) : "r" (_msr) ); \`
100			`} while (0)`
101
102			`/* Constants */`
103
104			`/*`
105			`* Device Driver Table Entries`
106			`*/`
107
108			`/*`
109			`* NOTE: Use the standard Console driver entry`
110			`*/`
111
112			`/*`
113			`* NOTE: Use the standard Clock driver entry`
114			`*/`
115
116
117			`/*`
118			`* Information placed in the linkcmds file.`
119			`*/`
120
121			`extern int RAM_START;`
122			`extern int RAM_END;`
123			`extern int RAM_SIZE;`
124
125			`extern int PROM_START;`
126			`extern int PROM_END;`
127			`extern int PROM_SIZE;`
128
129			`extern int CLOCK_SPEED;`
130
131			`extern int end; /* last address in the program */`
132
133			`/* functions */`
134
135			`void bsp_start( void );`
136
137			`void bsp_cleanup( void );`
138
139			`rtems_isr_entry set_vector( /* returns old vector */`
140			`rtems_isr_entry handler, /* isr routine */`
141			`rtems_vector_number vector, /* vector number */`
142			`int type /* RTEMS or RAW intr */`
143			`);`
144
145			`void DEBUG_puts( char *string );`
146
147			`void BSP_fatal_return( void );`
148
149			`void bsp_spurious_initialize( void );`
150
151			`extern rtems_configuration_table BSP_Configuration; /* owned by BSP */`
152
153			`extern rtems_cpu_table Cpu_table; /* owned by BSP */`
154
155			`extern rtems_unsigned32 bsp_isr_level;`
156
157			`#endif /* ASM */`
158
159			`#ifdef __cplusplus`
160			`}`
161			`#endif`
162
163			`#endif`
164			`/* end of include file */`

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[/] [openrisc/] [trunk/] [rtos/] [rtems/] [c/] [src/] [lib/] [libbsp/] [powerpc/] [psim/] [include/] [bsp.h] - Blame information for rev 173