source: rtems/c/src/lib/libbsp/m68k/mrm332/include/mrm332.h @ 332484b5

4.104.114.84.95
Last change on this file since 332484b5 was 332484b5, checked in by Joel Sherrill <joel.sherrill@…>, on May 25, 2001 at 4:28:46 PM

2000-05-25 Matt Cross <profesor@…>

  • New MRM332 BSP for the Mini RoboMind? board based on the 68332 microcontroller designed and build by Mark Castelluccio. For details on the MRM see http://www.robominds.com.
  • .cvsignore, ChangeLog? Makefile.am, README, bsp_specs, clock/.cvsignore, clock/Makefile.am, clock/ckinit.c, configure.in, console/.cvsignore, console/Makefile.am, console/console.c, include/.cvsignore, include/Makefile.am, include/bsp.h, include/mrm332.h, misc/dotests, misc/gdbinit68, misc/interr.c, spurious/.cvsignore, spurious/Makefile.am, spurious/spinit.c, start/.cvsignore, start/Makefile.am, start/start.c, startup/.cvsignore, startup/Makefile.am, startup/bspclean.c, startup/bspstart.c, startup/except_vect_332_ROM.S, startup/linkcmds, startup/linkcmds_ROM, timer/.cvsignore, timer/Makefile.am, timer/timer.c, times, wrapup/.cvsignore, wrapup/Makefile.am: Initial files.
  • Property mode set to 100644
File size: 1.5 KB
Line 
1/*  mrm332.h
2 *
3 *  $Id$
4 */
5
6#ifndef _MRM332_H_
7#define _MRM332_H_
8
9
10/* SIM_MM (SIM Module Mapping) determines the location of the control
11   register block. When MM=0, register addresses range fom 0x7ff000 to
12   0x7FFFFF. When MM=1, register addresses range from 0xfff000 to
13   0xffffff. */
14#define SIM_MM 1
15
16
17/* Interrupt related definitions */
18#define SIM_IARB 15
19#define QSM_IARB 10
20
21#define MRM_PIV 64
22#define ISRL_PIT 4              /* zero disables PIT */
23
24#define EFI_QIVR 66             /* 66=>SCI and 67=>QSPI interrupt */
25#define ISRL_QSPI 0
26
27#define EFI_SPINT 24            /* spurious interrupt */
28#define EFI_INT1 25             /* CTS interrupt */
29#define ISRL_SCI 6
30
31
32
33/* System Clock definitions */
34#define XTAL 32768.0            /* crystal frequency in Hz */
35
36#if 0
37/* Default MRM clock rate (8.388688 MHz) set by CPU32: */
38#define MRM_W 0                 /* system clock parameters */
39#define MRM_X 0
40#define MRM_Y 0x3f
41#endif
42
43#if 0
44/* 16.77722 MHz: */
45#define MRM_W 1                 /* system clock parameters */
46#define MRM_X 1
47#define MRM_Y 0x0f
48#endif
49
50#if 1
51/* 25.16582 MHz: */
52#define MRM_W 1                 /* system clock parameters */
53#define MRM_X 1
54#define MRM_Y 0x17
55#endif
56
57#define SYS_CLOCK (XTAL*4.0*(MRM_Y+1)*(1 << (2*MRM_W+MRM_X)))
58#define SCI_BAUD 9600           /* RS232 Baud Rate */
59
60
61/* macros/functions */
62
63/*
64 *  This prototype really should have the noreturn attribute but
65 *  that causes a warning. Not sure how to fix that.
66 */
67/*   static void reboot(void) __attribute__ ((noreturn)); */
68static void reboot(void);
69__inline__ static void reboot() {asm("trap #15; .word 0x0063");}
70
71#endif /* _MRM_H_ */
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