diff options
Diffstat (limited to 'c/src/lib/libbsp/m68k/mrm332/include')
-rw-r--r-- | c/src/lib/libbsp/m68k/mrm332/include/.cvsignore | 2 | ||||
-rw-r--r-- | c/src/lib/libbsp/m68k/mrm332/include/Makefile.am | 28 | ||||
-rw-r--r-- | c/src/lib/libbsp/m68k/mrm332/include/bsp.h | 163 | ||||
-rw-r--r-- | c/src/lib/libbsp/m68k/mrm332/include/mrm332.h | 71 |
4 files changed, 264 insertions, 0 deletions
diff --git a/c/src/lib/libbsp/m68k/mrm332/include/.cvsignore b/c/src/lib/libbsp/m68k/mrm332/include/.cvsignore new file mode 100644 index 0000000000..282522db03 --- /dev/null +++ b/c/src/lib/libbsp/m68k/mrm332/include/.cvsignore @@ -0,0 +1,2 @@ +Makefile +Makefile.in diff --git a/c/src/lib/libbsp/m68k/mrm332/include/Makefile.am b/c/src/lib/libbsp/m68k/mrm332/include/Makefile.am new file mode 100644 index 0000000000..bfd2cc7a6c --- /dev/null +++ b/c/src/lib/libbsp/m68k/mrm332/include/Makefile.am @@ -0,0 +1,28 @@ +## +## $Id$ +## + +AUTOMAKE_OPTIONS = foreign 1.4 + +H_FILES = bsp.h ../../../shared/include/coverhd.h mrm332.h + +$(PROJECT_INCLUDE): + $(mkinstalldirs) $@ + +$(PROJECT_INCLUDE)/bsp.h: bsp.h + $(INSTALL_DATA) $< $@ + +$(PROJECT_INCLUDE)/coverhd.h: ../../../shared/include/coverhd.h + $(INSTALL_DATA) $< $@ + +$(PROJECT_INCLUDE)/mrm332.h: mrm332.h + $(INSTALL_DATA) $< $@ + +TMPINSTALL_FILES += $(PROJECT_INCLUDE) $(PROJECT_INCLUDE)/bsp.h \ + $(PROJECT_INCLUDE)/coverhd.h $(PROJECT_INCLUDE)/mrm332.h + +all-local: $(TMPINSTALL_FILES) + +EXTRA_DIST = bsp.h mrm332.h + +include $(top_srcdir)/../../../../../../automake/local.am diff --git a/c/src/lib/libbsp/m68k/mrm332/include/bsp.h b/c/src/lib/libbsp/m68k/mrm332/include/bsp.h new file mode 100644 index 0000000000..d392f9bdbf --- /dev/null +++ b/c/src/lib/libbsp/m68k/mrm332/include/bsp.h @@ -0,0 +1,163 @@ +/* bsp.h + * + * This include file contains all mrm board IO definitions. + * + * COPYRIGHT (c) 1989-1999. + * On-Line Applications Research Corporation (OAR). + * + * The license and distribution terms for this file may be + * found in the file LICENSE in this distribution or at + * http://www.OARcorp.com/rtems/license.html. + * + * $Id$ + */ + +#ifndef __MRM332_BSP_h +#define __MRM332_BSP_h + +#ifdef __cplusplus +extern "C" { +#endif + +#include <rtems.h> +#include <clockdrv.h> +#include <console.h> +#include <iosupp.h> +#include <mrm332.h> +#include <sim.h> +#include <qsm.h> + +/* + * confdefs.h overrides for this BSP: + * - number of 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 (TBD * 1024) */ + +/* + * 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 */ + +/* + * Define the interrupt mechanism for Time Test 27 + */ + +/* XXX - JRS - I want to compile the tmtests */ + +#define MUST_WAIT_FOR_INTERRUPT 1 + +#define Install_tm27_vector( handler ) + +#define Cause_tm27_intr() + +#define Clear_tm27_intr() + +#define Lower_tm27_intr() + +/* + * Simple spin delay in microsecond units for device drivers. + * This is very dependent on the clock speed of the target. + */ + +#define delay( microseconds ) \ + { register rtems_unsigned32 _delay=(microseconds); \ + register rtems_unsigned32 _tmp=123; \ + asm volatile( "0: \ + nbcd %0 ; \ + nbcd %0 ; \ + dbf %1,0b" \ + : "=d" (_tmp), "=d" (_delay) \ + : "0" (_tmp), "1" (_delay) ); \ + } + +/* externals */ + +extern char _etext[]; +extern char _copy_start[]; +extern char _edata[]; +extern char _clear_start[]; +extern char end[]; +extern char _copy_data_from_rom[]; + +/* constants */ + +#ifdef __START_C__ +#define STACK_SIZE "#0x800" +#else +#define STACK_SIZE 0x800 +#endif + +/* macros */ + +#define RAW_PUTS(str) \ + { register char *ptr = str; \ + while (*ptr) outbyte(*ptr++); \ + } + +#define RAW_PUTI(n) { \ + register int i, j; \ + \ + RAW_PUTS("0x"); \ + for (i=28;i>=0;i -= 4) { \ + j = (n>>i) & 0xf; \ + outbyte( (j>9 ? j-10+'a' : j+'0') ); \ + } \ + } + +/* miscellaneous stuff assumed to exist */ + +extern rtems_configuration_table BSP_Configuration; + +extern m68k_isr_entry M68Kvec[]; /* vector table address */ + +extern int stack_size; + +extern int stack_start; + +/* + * Device Driver Table Entries + */ + +/* + * NOTE: Use the standard Console driver entry + */ + +/* + * NOTE: Use the standard Clock driver entry + */ + +/* functions */ + +void bsp_cleanup( void ); + +m68k_isr_entry set_vector( + rtems_isr_entry handler, + rtems_vector_number vector, + int type +); + +void console_init(void); + +void Spurious_Initialize(void); + +void _UART_flush(void); + +void Clock_exit(void); + +void outbyte(char); + +#ifdef __cplusplus +} +#endif + +#endif +/* end of include file */ diff --git a/c/src/lib/libbsp/m68k/mrm332/include/mrm332.h b/c/src/lib/libbsp/m68k/mrm332/include/mrm332.h new file mode 100644 index 0000000000..c0ef0a7d6c --- /dev/null +++ b/c/src/lib/libbsp/m68k/mrm332/include/mrm332.h @@ -0,0 +1,71 @@ +/* mrm332.h + * + * $Id$ + */ + +#ifndef _MRM332_H_ +#define _MRM332_H_ + + +/* SIM_MM (SIM Module Mapping) determines the location of the control + register block. When MM=0, register addresses range fom 0x7ff000 to + 0x7FFFFF. When MM=1, register addresses range from 0xfff000 to + 0xffffff. */ +#define SIM_MM 1 + + +/* Interrupt related definitions */ +#define SIM_IARB 15 +#define QSM_IARB 10 + +#define MRM_PIV 64 +#define ISRL_PIT 4 /* zero disables PIT */ + +#define EFI_QIVR 66 /* 66=>SCI and 67=>QSPI interrupt */ +#define ISRL_QSPI 0 + +#define EFI_SPINT 24 /* spurious interrupt */ +#define EFI_INT1 25 /* CTS interrupt */ +#define ISRL_SCI 6 + + + +/* System Clock definitions */ +#define XTAL 32768.0 /* crystal frequency in Hz */ + +#if 0 +/* Default MRM clock rate (8.388688 MHz) set by CPU32: */ +#define MRM_W 0 /* system clock parameters */ +#define MRM_X 0 +#define MRM_Y 0x3f +#endif + +#if 0 +/* 16.77722 MHz: */ +#define MRM_W 1 /* system clock parameters */ +#define MRM_X 1 +#define MRM_Y 0x0f +#endif + +#if 1 +/* 25.16582 MHz: */ +#define MRM_W 1 /* system clock parameters */ +#define MRM_X 1 +#define MRM_Y 0x17 +#endif + +#define SYS_CLOCK (XTAL*4.0*(MRM_Y+1)*(1 << (2*MRM_W+MRM_X))) +#define SCI_BAUD 9600 /* RS232 Baud Rate */ + + +/* macros/functions */ + +/* + * This prototype really should have the noreturn attribute but + * that causes a warning. Not sure how to fix that. + */ +/* static void reboot(void) __attribute__ ((noreturn)); */ +static void reboot(void); +__inline__ static void reboot() {asm("trap #15; .word 0x0063");} + +#endif /* _MRM_H_ */ |