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bsp.h @ 89fc9341

4.104.115

Last change on this file since 89fc9341 was 4909a30, checked in by Joel Sherrill <joel.sherrill@…>, on 09/10/08 at 21:35:37

2008-09-10 Joel Sherrill <joel.sherrill@…>

include/bsp.h: Review of all bsp_cleanup() implementations. In this phase, all prototypes were removed from bsp.h and empty implementations were removed and made to use the shared stub.

File size: 1.4 KB

Line
1	/* bsp.h
2	*
3	* This include file contains some definitions specific to the
4	* h8 simulator in gdb.
5	*
6	* COPYRIGHT (c) 1989-1999.
7	* On-Line Applications Research Corporation (OAR).
8	*
9	* The license and distribution terms for this file may be
10	* found in the file LICENSE in this distribution or at
11	* http://www.rtems.com/license/LICENSE.
12	*
13	* $Id$
14	*/
15
16	#ifndef _BSP_H
17	#define _BSP_H
18
19	#ifdef __cplusplus
20	extern "C" {
21	#endif
22
23	#include <bspopts.h>
24
25	#include <rtems.h>
26	#include <rtems/iosupp.h>
27	#include <rtems/console.h>
28	#include <rtems/clockdrv.h>
29
30	/*
31	* Simple spin delay in microsecond units for device drivers.
32	* This is very dependent on the clock speed of the target.
33	*/
34
35	#define rtems_bsp_delay( microseconds ) \
36	{ register uint32_t _delay=(microseconds); \
37	register uint32_t _tmp = 0; /* initialized to avoid warning */ \
38	asm volatile( "0: \
39	remo 3,31,%0 ; \
40	cmpo 0,%0 ; \
41	subo 1,%1,%1 ; \
42	cmpobne.t 0,%1,0b " \
43	: "=d" (_tmp), "=d" (_delay) \
44	: "0" (_tmp), "1" (_delay) ); \
45	}
46
47	/* Constants */
48
49	/* miscellaneous stuff assumed to exist */
50
51	/*
52	* Device Driver Table Entries
53	*/
54
55	/*
56	* NOTE: Use the standard Console driver entry
57	*/
58
59	/*
60	* NOTE: Use the standard Clock driver entry
61	*/
62
63	#ifdef __cplusplus
64	}
65	#endif
66
67	#endif

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