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Added sim68000 BSP for the BSVC simulator. This BSP includes the

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alias simcpu32 that supports the CPU32 simulator in BSVC.  At this
point, it is still under development.
This commit is contained in:
Joel Sherrill
2000-08-01 20:01:14 +00:00
parent 499d443996
commit b812f84155
33 changed files with 1386 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

1
aclocal/bsp-alias.m4
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@@ -7,6 +7,7 @@ dnl Internal subroutine to RTEMS_BSP_ALIAS
AC_DEFUN(_RTEMS_BSP_ALIAS,
[# account for "aliased" bsps which share source code
case $1 in
simcpu32) $2=sim68000 ;; # BSVC CPU32 variant
c3xsim) $2=c4xsim ;; # TI C3x Simulator in gdb
mcp750) $2=motorola_powerpc ;; # Motorola PPC board variant
mvme2307) $2=motorola_powerpc ;; # Motorola PPC board variant

1
aclocal/check-bsps.m4
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@@ -27,6 +27,7 @@ AC_MSG_CHECKING([for bsps])
mbx8xx) rtems_bsp="$rtems_bsp mbx821_001 mbx860_002";;
motorola_powerpc) rtems_bsp="$rtems_bsp mvme2307 mcp750";;
pc386) rtems_bsp="$rtems_bsp pc386 pc486 pc586 pc686";;
sim68000) rtems_bsp="$rtems_bsp simcpu32";;
*) $1="[$]$1 $file";;
esac;
done

6
c/ACKNOWLEDGEMENTS
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@@ -168,8 +168,10 @@ The following persons/organizations have made contributions:
+ Mark Bronson <mark@ramix.com> of RAMIX for submitting i960RP
support and the rxgen960 board support package.
+ Joel Sherrill <joel@OARcorp.com> for the i960sim BSP that works
with the i960 instruction set simulator in gdb.
+ Joel Sherrill <joel@OARcorp.com> for the BSPs that work with
numerous simulators including psim, i960sim, c4xsim, h8sim, armulator,
sim68000, and simcpu32. Most of these BSPs work with instruction
set simulators in gdb.
+ Darlene Stewart <Darlene.Stewart@nrc.ca> and Charles Gauthier
<Charles.Gauthier@nrc.ca> of the Institute for Information Technology

2
c/TESTED
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@@ -32,6 +32,8 @@ RedHat Linux 5.1 as the host environment:
i960 i960ha no BSP (note 9)
i960 i960rp rxgen960 (note 1)
m68k mfc5200 no BSP (note 9)
m68k m68000 sim68000 (BSVC) (note 5 -- under development)
m68k cpu32 simcpu32 (BSVC) (note 5 -- under development)
m68k m68000 efi68k (note 1)
m68k m68020 Motorola MVME136 (note 1, 6)
m68k m68030 Motorola MVME147 (note 1)

46
c/src/lib/libbsp/m68k/shared/bspspuriousinit.c Normal file
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@@ -0,0 +1,46 @@
/*
* CXX Spurious Trap Handler Install Routine
*
* This is just enough of a trap handler to let us know what
* the likely source of the trap was.
*
* 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.
*
* $Id$
*/
#include <bsp.h>
#include <bspIo.h>
/*
* bsp_spurious_initialize
*
* Install the spurious handler for most vectors.
*/
rtems_isr bsp_spurious_handler(
rtems_vector_number vector/*,
CPU_Interrupt_frame *isf */
);
void bsp_spurious_initialize()
{
rtems_unsigned32 vector;
for ( vector=0 ; vector<255 ; vector++ ) {
/*
* Skip any vectors that might be generally used for traps.
*
* XXX
*/
set_vector( bsp_spurious_handler, vector, 1 );
}
}

76
c/src/lib/libbsp/m68k/shared/m68000spurious.c Normal file
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@@ -0,0 +1,76 @@
/*
* C3X Spurious Trap Handler
*
* This is just enough of a trap handler to let us know what
* the likely source of the trap was.
*
* 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.
*
* $Id$
*/
#include <bsp.h>
#include <bspIo.h>
/*
* bsp_spurious_handler
*
* Print a message on the debug console and then die
*/
void bsp_spurious_handler_assistant(
rtems_vector_number /*,
CPU_Interrupt_frame * */
);
rtems_isr bsp_spurious_handler(
rtems_vector_number vector /*,
CPU_Interrupt_frame *isf */
)
{
char *s;
printk( "Unexpected interrupt (0x%x)\n", vector );
/*
printk( "It looks like we got the interrupt at 0x%x\n", isf->interrupted );
*/
/*
* Can we print a name?
*/
s = 0;
#if 0
if ( vector <= 0x1f ) {
switch ( vector ) {
case 1: s = "INT0"; break;
case 2: s = "INT1"; break;
case 3: s = "INT2"; break;
case 4: s = "INT3"; break;
case 5: s = "XINT0"; break;
case 6: s = "RINT0"; break;
case 7: s = "XINT1"; break;
case 8: s = "RINT1"; break;
case 9: s = "TINT0"; break;
case 0x0a: s = "TINT1"; break;
case 0x0b: s = "DINT0"; break;
case 0x0c: s = "DINT1"; break;
default: s = "Reserved"; break;
}
printk( "Looks like it was an %s\n", s );
} else {
printk( "Looks like it was a TRAP%d\n", vector - 0x20 );
}
#endif
/*
* Now call the BSP specific routine
*/
bsp_spurious_handler_assistant( vector/* , 0 */ );
}

13
c/src/lib/libbsp/m68k/sim68000/.cvsignore Normal file
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@@ -0,0 +1,13 @@
Makefile
Makefile.in
aclocal.m4
config.cache
config.guess
config.log
config.status
config.sub
configure
depcomp
install-sh
missing
mkinstalldirs

18
c/src/lib/libbsp/m68k/sim68000/Makefile.am Normal file
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@@ -0,0 +1,18 @@
##
## $Id$
##
AUTOMAKE_OPTIONS = foreign 1.4
ACLOCAL_AMFLAGS = -I $(RTEMS_TOPdir)/aclocal
# wrapup is the one that actually builds and installs the library
# from the individual .rel files built in other directories
#SUBDIRS = include start startup clock console timer wrapup
SUBDIRS = include start startup clock console wrapup
include $(top_srcdir)/../../bsp.am
EXTRA_DIST = bsp_specs times
include $(top_srcdir)/../../../../../../automake/subdirs.am
include $(top_srcdir)/../../../../../../automake/local.am

10
c/src/lib/libbsp/m68k/sim68000/README Normal file
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@@ -0,0 +1,10 @@
#
# $Id$
#
BSP for the BSVC 68000 simulator. This is definitely under construction.
The initialization/setup script for BSVC is the part that likely needs
work.
--joel
1 August 2000

23
c/src/lib/libbsp/m68k/sim68000/bsp_specs Normal file
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@@ -0,0 +1,23 @@
%rename cpp old_cpp
%rename lib old_lib
%rename endfile old_endfile
%rename startfile old_startfile
%rename link old_link
*cpp:
%(old_cpp) %{qrtems: -D__embedded__} -Asystem(embedded)
*lib:
%{!qrtems: %(old_lib)} %{qrtems: --start-group \
%{!qrtems_debug: -lrtemsall} %{qrtems_debug: -lrtemsall_g} \
-lc -lgcc --end-group \
%{!qnolinkcmds: -T linkcmds%s}}
*startfile:
%{!qrtems: %(old_startfile)} %{qrtems: \
%{!qrtems_debug: start.o%s} \
%{qrtems_debug: start_g.o%s}}
*link:
%(old_link) %{!qrtems: %(old_link)} %{qrtems: -dc -dp -N -e _start}

2
c/src/lib/libbsp/m68k/sim68000/clock/.cvsignore Normal file
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@@ -0,0 +1,2 @@
Makefile
Makefile.in

35
c/src/lib/libbsp/m68k/sim68000/clock/Makefile.am Normal file
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@@ -0,0 +1,35 @@
##
## $Id$
##
AUTOMAKE_OPTIONS = foreign 1.4
VPATH = @srcdir@:@srcdir@/../../../shared
PGM = $(ARCH)/clock.rel
C_FILES = clockdrv.c
C_O_FILES = $(C_FILES:%.c=$(ARCH)/%.o)
OBJS = $(C_O_FILES)
include $(RTEMS_ROOT)/make/custom/@RTEMS_BSP@.cfg
include $(top_srcdir)/../../../../../../automake/lib.am
#
# (OPTIONAL) Add local stuff here using +=
#
$(PGM): $(OBJS)
$(make-rel)
# the .rel file built here will be put into libbsp.a by ../wrapup/Makefile
all-local: $(ARCH) $(OBJS) $(PGM)
.PRECIOUS: $(PGM)
# XXX add the other variant files here
EXTRA_DIST = clockdrv.c
include $(top_srcdir)/../../../../../../automake/local.am

23
c/src/lib/libbsp/m68k/sim68000/clock/clockdrv.c Normal file
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@@ -0,0 +1,23 @@
/*
* Instantiate the clock driver shell.
*
* $Id$
*/
#include <bsp.h>
#define CLOCK_VECTOR 0
#define Clock_driver_support_install_isr( _new, _old ) \
do { _old = (rtems_isr_entry) set_vector( _new, CLOCK_VECTOR, 1 ); } while(0)
#define Clock_driver_support_initialize_hardware() \
} while (0);
#define Clock_driver_support_at_tick() \
Clock_driver_support_initialize_hardware()
#define Clock_driver_support_shutdown_hardware()
#include "../../../shared/clockdrv_shell.c"

31
c/src/lib/libbsp/m68k/sim68000/configure.in Normal file
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@@ -0,0 +1,31 @@
dnl Process this file with autoconf to produce a configure script.
dnl
dnl $Id$
AC_PREREQ(2.13)
AC_INIT(bsp_specs)
RTEMS_TOP(../../../../../..)
AC_CONFIG_AUX_DIR(../../../../../..)
RTEMS_CANONICAL_TARGET_CPU
AM_INIT_AUTOMAKE(rtems-c-src-lib-libbsp-m68k-sim68000,$RTEMS_VERSION,no)
AM_MAINTAINER_MODE
RTEMS_PROG_CC_FOR_TARGET
RTEMS_CANONICALIZE_TOOLS
RTEMS_ENV_RTEMSBSP
RTEMS_CHECK_CUSTOM_BSP(RTEMS_BSP)
RTEMS_CHECK_BSP_CACHE(RTEMS_BSP)
RTEMS_CANONICAL_HOST
RTEMS_PROJECT_ROOT
# Explicitly list all Makefiles here
AC_OUTPUT(
Makefile
clock/Makefile
console/Makefile
include/Makefile
start/Makefile
startup/Makefile
wrapup/Makefile)

2
c/src/lib/libbsp/m68k/sim68000/console/.cvsignore Normal file
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@@ -0,0 +1,2 @@
Makefile
Makefile.in

37
c/src/lib/libbsp/m68k/sim68000/console/Makefile.am Normal file
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@@ -0,0 +1,37 @@
##
## $Id$
##
AUTOMAKE_OPTIONS = foreign 1.4
VPATH = @srcdir@:@srcdir@/../../../shared
PGM = $(ARCH)/console.rel
C_FILES = conscfg.c console.c
C_O_FILES = $(C_FILES:%.c=$(ARCH)/%.o)
S_FILES =
S_O_FILES = $(S_FILES:%.S=$(ARCH)/%.o)
OBJS = $(C_O_FILES) $(S_O_FILES)
include $(RTEMS_ROOT)/make/custom/@RTEMS_BSP@.cfg
include $(top_srcdir)/../../../../../../automake/lib.am
#
# (OPTIONAL) Add local stuff here using +=
#
$(PGM): $(OBJS)
$(make-rel)
# the .rel file built here will be put into libbsp.a by ../wrapup/Makefile
all-local: $(ARCH) $(OBJS) $(PGM)
.PRECIOUS: $(PGM)
EXTRA_DIST = conscfg.c
include $(top_srcdir)/../../../../../../automake/local.am

74
c/src/lib/libbsp/m68k/sim68000/console/conscfg.c Normal file
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@@ -0,0 +1,74 @@
/*
* This file contains the TTY driver table.
*
* COPYRIGHT (c) 1989-2000.
* 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.
*
* $Id$
*/
#include <bsp.h>
#include <libchip/serial.h>
#include <libchip/mc68681.h>
/*
* Fix these for the simulator
*/
#define MC68681_PORT_CONFIG MC68681_XBRG_IGNORED
#define MC68681_PROBE libchip_serial_default_probe
#define MC68681_VECTOR 0
#define MC68681_BASE_ADDRESS 0x71001
#define MC68681_BASE_ADDRESS 0x71007
/*
* Based on BSP configuration information decide whether to do polling IO
* or interrupt driven IO.
*/
#if (CONSOLE_USE_INTERRUPTS)
#define MC68681_FUNCTIONS &mc68681_fns
#else
#define MC68681_FUNCTIONS &mc68681_fns_polled
#endif
console_tbl Console_Port_Tbl[] = {
{
"/dev/com0", /* sDeviceName */
SERIAL_MC68681, /* deviceType */
MC68681_FUNCTIONS, /* pDeviceFns */
NULL, /* deviceProbe */
NULL, /* pDeviceFlow */
16, /* ulMargin */
8, /* ulHysteresis */
(void *)9600, /* baud rate */ /* pDeviceParams */
MC68681_BASE_ADDRESS, /* ulCtrlPort1 */
MC68681_BASE_ADDRESS, /* ulCtrlPort2 */
MC68681_DATA_ADDRESS, /* ulDataPort */
mc68681_get_register_2, /* getRegister */
mc68681_set_register_2, /* setRegister */
NULL, /* unused */ /* getData */
NULL, /* unused */ /* setData */
mc68681_baud_rate_table, /* ulClock */
MC68681_VECTOR /* ulIntVector */
}
};
/*
* Declare some information used by the console driver
*/
#define NUM_CONSOLE_PORTS (sizeof(Console_Port_Tbl)/sizeof(console_tbl))
unsigned long Console_Port_Count = NUM_CONSOLE_PORTS;
console_data Console_Port_Data[NUM_CONSOLE_PORTS];
rtems_device_minor_number Console_Port_Minor;

2
c/src/lib/libbsp/m68k/sim68000/include/.cvsignore Normal file
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@@ -0,0 +1,2 @@
Makefile
Makefile.in

25
c/src/lib/libbsp/m68k/sim68000/include/Makefile.am Normal file
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@@ -0,0 +1,25 @@
##
## $Id$
##
AUTOMAKE_OPTIONS = foreign 1.4
H_FILES = bsp.h ../../../shared/include/coverhd.h
$(PROJECT_INCLUDE):
$(mkinstalldirs) $@
$(PROJECT_INCLUDE)/bsp.h: bsp.h
$(INSTALL_DATA) $< $@
$(PROJECT_INCLUDE)/coverhd.h: ../../../shared/include/coverhd.h
$(INSTALL_DATA) $< $@
TMPINSTALL_FILES += $(PROJECT_INCLUDE) $(PROJECT_INCLUDE)/bsp.h \
$(PROJECT_INCLUDE)/coverhd.h
all-local: $(TMPINSTALL_FILES)
EXTRA_DIST = bsp.h
include $(top_srcdir)/../../../../../../automake/local.am

106
c/src/lib/libbsp/m68k/sim68000/include/bsp.h Normal file
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@@ -0,0 +1,106 @@
/* bsp.h
*
* This include file contains some definitions specific to the
* BSVC simulator BSP.
*
* COPYRIGHT (c) 1989-2000.
* 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 __BSVC_SIM
#define __BSVC_SIM
#ifdef __cplusplus
extern "C" {
#endif
#include <rtems.h>
#include <iosupp.h>
#include <console.h>
#include <clockdrv.h>
/*
* Define some hardware constants here
*/
/*
* 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
*
* NOTE: Following are not defined for the BSVC Simulator YET.
*
*/
#define MUST_WAIT_FOR_INTERRUPT 0
#define Install_tm27_vector( handler ) /* set_vector( (handler), 6, 1 ) */
#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 = 0; /* initialized to avoid warning */ \
asm volatile( "0: \
remo 3,31,%0 ; \
cmpo 0,%0 ; \
subo 1,%1,%1 ; \
cmpobne.t 0,%1,0b " \
: "=d" (_tmp), "=d" (_delay) \
: "0" (_tmp), "1" (_delay) ); \
}
/* Constants */
/* miscellaneous stuff assumed to exist */
extern rtems_configuration_table BSP_Configuration;
/*
* 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, rtems_vector_number, int );
#ifdef __cplusplus
}
#endif
#endif
/* end of include file */

7
c/src/lib/libbsp/m68k/sim68000/sim68000.setup Normal file
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@@ -0,0 +1,7 @@
BSVC Simulator Setup File
UI_VERSION {2.0}
SIMULATOR {sim68000}
COMMAND {AttachDevice 0 RAM {BaseAddress = 0 Size = 40000}}
COMMAND {AttachDevice 0 RAM {BaseAddress = 40000 Size = 20000}}
COMMAND {AttachDevice 0 M68681 {BaseAddress = 71001 OffsetToFirstRegister = 0 OffsetBetweenRegisters = 2 InterruptLevel = 4 PortAStandardInputOutputFlag = 0 PortBStandardInputOutputFlag = 0 PortACommand = xterm -T "M68681 Port A" -132 -fn fixed -e /usr3/tmp/bsvc-2.1/bin/xtermpipe PortBCommand = }}

2
c/src/lib/libbsp/m68k/sim68000/start/.cvsignore Normal file
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@@ -0,0 +1,2 @@
Makefile
Makefile.in

32
c/src/lib/libbsp/m68k/sim68000/start/Makefile.am Normal file
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@@ -0,0 +1,32 @@
##
## $Id$
##
AUTOMAKE_OPTIONS = foreign 1.4
PGM = $(ARCH)/start.o
S_FILES = start.S
S_O_FILES = $(S_FILES:%.S=$(ARCH)/%.o)
OBJS = $(S_O_FILES)
include $(RTEMS_ROOT)/make/custom/@RTEMS_BSP@.cfg
include $(top_srcdir)/../../../../../../automake/lib.am
#
# (OPTIONAL) Add local stuff here using +=
#
$(PROJECT_RELEASE)/lib/start$(LIB_VARIANT).o: $(PGM)
$(INSTALL_DATA) $< $@
TMPINSTALL_FILES += $(PROJECT_RELEASE)/lib/start$(LIB_VARIANT).o
all-local: $(ARCH) $(OBJS) $(PGM) $(TMPINSTALL_FILES)
.PRECIOUS: $(PGM)
EXTRA_DIST = start.S
include $(top_srcdir)/../../../../../../automake/local.am

416
c/src/lib/libbsp/m68k/sim68000/start/start.S Normal file
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@@ -0,0 +1,416 @@
/*
* $Id$
*
* Re-written the gen68302 start-up code.
*
* Uses gas syntax only, removed the OAR asm.h.
*
* Supplies a complete vector table in ROM.
*
* Manages all vectors with seperate handlers to trap unhandled
* execptions.
*
* Uses the target specific header file to get the runtime
* configuration
*
* COPYRIGHT (c) 1996
* Objective Design Systems Pty Ltd (ODS)
*
* COPYRIGHT (c) 1989, 1990, 1991, 1992, 1993, 1994.
* On-Line Applications Research Corporation (OAR).
* All rights assigned to U.S. Government, 1994.
*
* This material may be reproduced by or for the U.S. Government pursuant
* to the copyright license under the clause at DFARS 252.227-7013. This
* notice must appear in all copies of this file and its derivatives.
*
*/
#define STACK_AT_RESET 0x0
|
| Boot boot code in a special section, ld postions
|
| Initial stack pointer is in the dual ported RAM
|
.sect .text
.global _start | program entry
.global M68Kvec | Vector Table
_start: | standard name for program entry
M68Kvec: | standard location for vectors
|
| Make relative, can have the code positioned any where
|
V___ISSP: .long STACK_AT_RESET
V____IPC: .long start - V___ISSP
|
| Create the rest of the vector table to point to the unhandled expection
| handler
|
| Lots of macros, how-ever it creates a simple ROM vector table
|
#define MAKE_EXCEPTION_VECTOR(n) V___##n: .long (_CPU_ISR_jump_table + (n * 10))
MAKE_EXCEPTION_VECTOR(2)
MAKE_EXCEPTION_VECTOR(3)
MAKE_EXCEPTION_VECTOR(4)
MAKE_EXCEPTION_VECTOR(5)
MAKE_EXCEPTION_VECTOR(6)
MAKE_EXCEPTION_VECTOR(7)
MAKE_EXCEPTION_VECTOR(8)
MAKE_EXCEPTION_VECTOR(9)
MAKE_EXCEPTION_VECTOR(10)
MAKE_EXCEPTION_VECTOR(11)
MAKE_EXCEPTION_VECTOR(12)
MAKE_EXCEPTION_VECTOR(13)
MAKE_EXCEPTION_VECTOR(14)
MAKE_EXCEPTION_VECTOR(15)
MAKE_EXCEPTION_VECTOR(16)
MAKE_EXCEPTION_VECTOR(17)
MAKE_EXCEPTION_VECTOR(18)
MAKE_EXCEPTION_VECTOR(19)
MAKE_EXCEPTION_VECTOR(20)
MAKE_EXCEPTION_VECTOR(21)
MAKE_EXCEPTION_VECTOR(22)
MAKE_EXCEPTION_VECTOR(23)
MAKE_EXCEPTION_VECTOR(24)
MAKE_EXCEPTION_VECTOR(25)
MAKE_EXCEPTION_VECTOR(26)
MAKE_EXCEPTION_VECTOR(27)
MAKE_EXCEPTION_VECTOR(28)
MAKE_EXCEPTION_VECTOR(29)
MAKE_EXCEPTION_VECTOR(30)
MAKE_EXCEPTION_VECTOR(31)
MAKE_EXCEPTION_VECTOR(32)
MAKE_EXCEPTION_VECTOR(33)
MAKE_EXCEPTION_VECTOR(34)
MAKE_EXCEPTION_VECTOR(35)
MAKE_EXCEPTION_VECTOR(36)
MAKE_EXCEPTION_VECTOR(37)
MAKE_EXCEPTION_VECTOR(38)
MAKE_EXCEPTION_VECTOR(39)
MAKE_EXCEPTION_VECTOR(40)
MAKE_EXCEPTION_VECTOR(41)
MAKE_EXCEPTION_VECTOR(42)
MAKE_EXCEPTION_VECTOR(43)
MAKE_EXCEPTION_VECTOR(44)
MAKE_EXCEPTION_VECTOR(45)
MAKE_EXCEPTION_VECTOR(46)
MAKE_EXCEPTION_VECTOR(47)
MAKE_EXCEPTION_VECTOR(48)
MAKE_EXCEPTION_VECTOR(49)
MAKE_EXCEPTION_VECTOR(50)
MAKE_EXCEPTION_VECTOR(51)
MAKE_EXCEPTION_VECTOR(52)
MAKE_EXCEPTION_VECTOR(53)
MAKE_EXCEPTION_VECTOR(54)
MAKE_EXCEPTION_VECTOR(55)
MAKE_EXCEPTION_VECTOR(56)
MAKE_EXCEPTION_VECTOR(57)
MAKE_EXCEPTION_VECTOR(58)
MAKE_EXCEPTION_VECTOR(59)
MAKE_EXCEPTION_VECTOR(60)
MAKE_EXCEPTION_VECTOR(61)
MAKE_EXCEPTION_VECTOR(62)
MAKE_EXCEPTION_VECTOR(63)
MAKE_EXCEPTION_VECTOR(64)
MAKE_EXCEPTION_VECTOR(65)
MAKE_EXCEPTION_VECTOR(66)
MAKE_EXCEPTION_VECTOR(67)
MAKE_EXCEPTION_VECTOR(68)
MAKE_EXCEPTION_VECTOR(69)
MAKE_EXCEPTION_VECTOR(70)
MAKE_EXCEPTION_VECTOR(71)
MAKE_EXCEPTION_VECTOR(72)
MAKE_EXCEPTION_VECTOR(73)
MAKE_EXCEPTION_VECTOR(74)
MAKE_EXCEPTION_VECTOR(75)
MAKE_EXCEPTION_VECTOR(76)
MAKE_EXCEPTION_VECTOR(77)
MAKE_EXCEPTION_VECTOR(78)
MAKE_EXCEPTION_VECTOR(79)
MAKE_EXCEPTION_VECTOR(80)
MAKE_EXCEPTION_VECTOR(81)
MAKE_EXCEPTION_VECTOR(82)
MAKE_EXCEPTION_VECTOR(83)
MAKE_EXCEPTION_VECTOR(84)
MAKE_EXCEPTION_VECTOR(85)
MAKE_EXCEPTION_VECTOR(86)
MAKE_EXCEPTION_VECTOR(87)
MAKE_EXCEPTION_VECTOR(88)
MAKE_EXCEPTION_VECTOR(89)
MAKE_EXCEPTION_VECTOR(90)
MAKE_EXCEPTION_VECTOR(91)
MAKE_EXCEPTION_VECTOR(92)
MAKE_EXCEPTION_VECTOR(93)
MAKE_EXCEPTION_VECTOR(94)
MAKE_EXCEPTION_VECTOR(95)
MAKE_EXCEPTION_VECTOR(96)
MAKE_EXCEPTION_VECTOR(97)
MAKE_EXCEPTION_VECTOR(98)
MAKE_EXCEPTION_VECTOR(99)
MAKE_EXCEPTION_VECTOR(100)
MAKE_EXCEPTION_VECTOR(101)
MAKE_EXCEPTION_VECTOR(102)
MAKE_EXCEPTION_VECTOR(103)
MAKE_EXCEPTION_VECTOR(104)
MAKE_EXCEPTION_VECTOR(105)
MAKE_EXCEPTION_VECTOR(106)
MAKE_EXCEPTION_VECTOR(107)
MAKE_EXCEPTION_VECTOR(108)
MAKE_EXCEPTION_VECTOR(109)
MAKE_EXCEPTION_VECTOR(110)
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MAKE_EXCEPTION_VECTOR(112)
MAKE_EXCEPTION_VECTOR(113)
MAKE_EXCEPTION_VECTOR(114)
MAKE_EXCEPTION_VECTOR(115)
MAKE_EXCEPTION_VECTOR(116)
MAKE_EXCEPTION_VECTOR(117)
MAKE_EXCEPTION_VECTOR(118)
MAKE_EXCEPTION_VECTOR(119)
MAKE_EXCEPTION_VECTOR(120)
MAKE_EXCEPTION_VECTOR(121)
MAKE_EXCEPTION_VECTOR(122)
MAKE_EXCEPTION_VECTOR(123)
MAKE_EXCEPTION_VECTOR(124)
MAKE_EXCEPTION_VECTOR(125)
MAKE_EXCEPTION_VECTOR(126)
MAKE_EXCEPTION_VECTOR(127)
MAKE_EXCEPTION_VECTOR(128)
MAKE_EXCEPTION_VECTOR(129)
MAKE_EXCEPTION_VECTOR(130)
MAKE_EXCEPTION_VECTOR(131)
MAKE_EXCEPTION_VECTOR(132)
MAKE_EXCEPTION_VECTOR(133)
MAKE_EXCEPTION_VECTOR(134)
MAKE_EXCEPTION_VECTOR(135)
MAKE_EXCEPTION_VECTOR(136)
MAKE_EXCEPTION_VECTOR(137)
MAKE_EXCEPTION_VECTOR(138)
MAKE_EXCEPTION_VECTOR(139)
MAKE_EXCEPTION_VECTOR(140)
MAKE_EXCEPTION_VECTOR(141)
MAKE_EXCEPTION_VECTOR(142)
MAKE_EXCEPTION_VECTOR(143)
MAKE_EXCEPTION_VECTOR(144)
MAKE_EXCEPTION_VECTOR(145)
MAKE_EXCEPTION_VECTOR(146)
MAKE_EXCEPTION_VECTOR(147)
MAKE_EXCEPTION_VECTOR(148)
MAKE_EXCEPTION_VECTOR(149)
MAKE_EXCEPTION_VECTOR(150)
MAKE_EXCEPTION_VECTOR(151)
MAKE_EXCEPTION_VECTOR(152)
MAKE_EXCEPTION_VECTOR(153)
MAKE_EXCEPTION_VECTOR(154)
MAKE_EXCEPTION_VECTOR(155)
MAKE_EXCEPTION_VECTOR(156)
MAKE_EXCEPTION_VECTOR(157)
MAKE_EXCEPTION_VECTOR(158)
MAKE_EXCEPTION_VECTOR(159)
MAKE_EXCEPTION_VECTOR(160)
MAKE_EXCEPTION_VECTOR(161)
MAKE_EXCEPTION_VECTOR(162)
MAKE_EXCEPTION_VECTOR(163)
MAKE_EXCEPTION_VECTOR(164)
MAKE_EXCEPTION_VECTOR(165)
MAKE_EXCEPTION_VECTOR(166)
MAKE_EXCEPTION_VECTOR(167)
MAKE_EXCEPTION_VECTOR(168)
MAKE_EXCEPTION_VECTOR(169)
MAKE_EXCEPTION_VECTOR(170)
MAKE_EXCEPTION_VECTOR(171)
MAKE_EXCEPTION_VECTOR(172)
MAKE_EXCEPTION_VECTOR(173)
MAKE_EXCEPTION_VECTOR(174)
MAKE_EXCEPTION_VECTOR(175)
MAKE_EXCEPTION_VECTOR(176)
MAKE_EXCEPTION_VECTOR(177)
MAKE_EXCEPTION_VECTOR(178)
MAKE_EXCEPTION_VECTOR(179)
MAKE_EXCEPTION_VECTOR(180)
MAKE_EXCEPTION_VECTOR(181)
MAKE_EXCEPTION_VECTOR(182)
MAKE_EXCEPTION_VECTOR(183)
MAKE_EXCEPTION_VECTOR(184)
MAKE_EXCEPTION_VECTOR(185)
MAKE_EXCEPTION_VECTOR(186)
MAKE_EXCEPTION_VECTOR(187)
MAKE_EXCEPTION_VECTOR(188)
MAKE_EXCEPTION_VECTOR(189)
MAKE_EXCEPTION_VECTOR(190)
MAKE_EXCEPTION_VECTOR(191)
MAKE_EXCEPTION_VECTOR(192)
MAKE_EXCEPTION_VECTOR(193)
MAKE_EXCEPTION_VECTOR(194)
MAKE_EXCEPTION_VECTOR(195)
MAKE_EXCEPTION_VECTOR(196)
MAKE_EXCEPTION_VECTOR(197)
MAKE_EXCEPTION_VECTOR(198)
MAKE_EXCEPTION_VECTOR(199)
MAKE_EXCEPTION_VECTOR(200)
MAKE_EXCEPTION_VECTOR(201)
MAKE_EXCEPTION_VECTOR(202)
MAKE_EXCEPTION_VECTOR(203)
MAKE_EXCEPTION_VECTOR(204)
MAKE_EXCEPTION_VECTOR(205)
MAKE_EXCEPTION_VECTOR(206)
MAKE_EXCEPTION_VECTOR(207)
MAKE_EXCEPTION_VECTOR(208)
MAKE_EXCEPTION_VECTOR(209)
MAKE_EXCEPTION_VECTOR(210)
MAKE_EXCEPTION_VECTOR(211)
MAKE_EXCEPTION_VECTOR(212)
MAKE_EXCEPTION_VECTOR(213)
MAKE_EXCEPTION_VECTOR(214)
MAKE_EXCEPTION_VECTOR(215)
MAKE_EXCEPTION_VECTOR(216)
MAKE_EXCEPTION_VECTOR(217)
MAKE_EXCEPTION_VECTOR(218)
MAKE_EXCEPTION_VECTOR(219)
MAKE_EXCEPTION_VECTOR(220)
MAKE_EXCEPTION_VECTOR(221)
MAKE_EXCEPTION_VECTOR(222)
MAKE_EXCEPTION_VECTOR(223)
MAKE_EXCEPTION_VECTOR(224)
MAKE_EXCEPTION_VECTOR(225)
MAKE_EXCEPTION_VECTOR(226)
MAKE_EXCEPTION_VECTOR(227)
MAKE_EXCEPTION_VECTOR(228)
MAKE_EXCEPTION_VECTOR(229)
MAKE_EXCEPTION_VECTOR(230)
MAKE_EXCEPTION_VECTOR(231)
MAKE_EXCEPTION_VECTOR(232)
MAKE_EXCEPTION_VECTOR(233)
MAKE_EXCEPTION_VECTOR(234)
MAKE_EXCEPTION_VECTOR(235)
MAKE_EXCEPTION_VECTOR(236)
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MAKE_EXCEPTION_VECTOR(238)
MAKE_EXCEPTION_VECTOR(239)
MAKE_EXCEPTION_VECTOR(240)
MAKE_EXCEPTION_VECTOR(241)
MAKE_EXCEPTION_VECTOR(242)
MAKE_EXCEPTION_VECTOR(243)
MAKE_EXCEPTION_VECTOR(244)
MAKE_EXCEPTION_VECTOR(245)
MAKE_EXCEPTION_VECTOR(246)
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MAKE_EXCEPTION_VECTOR(248)
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|
| Start
|
| Entered from a hardware reset.
|
.global start | Default entry point for GNU
start:
|
| Copy initialized data area from ROM to RAM
|
copy_data:
moveal #_etext,%a0 | find the end of .text
moveal #_copy_start,%a1 | find the beginning of .data
moveal #_edata,%a2 | find the end of .data
copy_data_loop:
movel %a0@+,%a1@+ | copy the data
cmpal %a2,%a1
jlt copy_data_loop | loop until edata reached
|
| zero out uninitialized data area
|
zerobss:
moveal #_clear_end,%a0 | find end of .bss
moveal #_clear_start,%a1 | find beginning of .bss
moveq #0,%d0
zerobss_loop:
movel %d0,%a1@+ | to zero out uninitialized
cmpal %a0,%a1
jlt zerobss_loop | loop until _end reached
movel #_stack_init,%d0 | load stack top
movw #0x3700,%sr | SUPV MODE,INTERRUPTS OFF!!!
movel %d0,%a7 | set master stack pointer
movel %d0,%a6 | set base pointer
pea env | push environp
pea arg | push argv
movel #0,%a7@- | push argc
jsr boot_card
| if this returns, what do we do???
.global bsp_exitted
bsp_exitted:
jmp bsp_exitted
|
| Initialised data
|
.sect .data
|
| Uninitialised data
|
.sect .bss
env: .long 0
arg: .long 0
.global environ
.align 2
environ:
.long env

2
c/src/lib/libbsp/m68k/sim68000/startup/.cvsignore Normal file
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Makefile
Makefile.in

40
c/src/lib/libbsp/m68k/sim68000/startup/Makefile.am Normal file
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##
## $Id$
##
AUTOMAKE_OPTIONS = foreign 1.4
VPATH = @srcdir@:@srcdir@/../../shared:@srcdir@/../../../shared
PGM = $(ARCH)/startup.rel
C_FILES = bspclean.c bsplibc.c bsppost.c bspstart.c bootcard.c \
m68kpretaskinghook.c main.c sbrk.c setvec.c gnatinstallhandler.c \
bspspuriousinit.c m68000spurious.c spurious_assistant.c
C_O_FILES = $(C_FILES:%.c=$(ARCH)/%.o)
OBJS = $(C_O_FILES)
include $(RTEMS_ROOT)/make/custom/@RTEMS_BSP@.cfg
include $(top_srcdir)/../../../../../../automake/lib.am
#
# (OPTIONAL) Add local stuff here using +=
#
$(PGM): $(OBJS)
$(make-rel)
$(PROJECT_RELEASE)/lib/linkcmds: linkcmds
$(INSTALL_DATA) $< $@
# the .rel file built here will be put into libbsp.a by ../wrapup/Makefile
TMPINSTALL_FILES += $(PROJECT_RELEASE)/lib/linkcmds
all-local: $(ARCH) $(OBJS) $(PGM) $(TMPINSTALL_FILES)
.PRECIOUS: $(PGM)
EXTRA_DIST = bspclean.c bspstart.c exit.c linkcmds setvec.c
include $(top_srcdir)/../../../../../../automake/local.am

85
c/src/lib/libbsp/m68k/sim68000/startup/bspstart.c Normal file
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/*
* This routine starts the application. It includes application,
* board, and monitor specific initialization and configuration.
* The generic CPU dependent initialization has been performed
* before this routine is invoked.
*
* 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.
*
* $Id$
*/
#include <bsp.h>
#include <rtems/libio.h>
#include <libcsupport.h>
#include <string.h>
/*
* The original table from the application and our copy of it with
* some changes.
*/
extern rtems_configuration_table Configuration;
rtems_configuration_table BSP_Configuration;
rtems_cpu_table Cpu_table;
char *rtems_progname;
/*
* Use the shared implementations of the following routines
*/
void bsp_postdriver_hook(void);
void bsp_libc_init( void *, unsigned32, int );
void bsp_pretasking_hook(void); /* m68k version */
void bsp_predriver_hook(void)
{
void bsp_spurious_initialize();
bsp_spurious_initialize();
}
/*
* bsp_start
*
* This routine does the bulk of the system initialization.
*/
void bsp_start( void )
{
unsigned8 dummy;
extern void * _WorkspaceBase;
extern void *_RamSize;
extern unsigned long _M68k_Ramsize;
_M68k_Ramsize = (unsigned long)&_RamSize; /* RAM size set in linker script */
/*
* Clear interrupt sources.
*/
Cpu_table.pretasking_hook = bsp_pretasking_hook; /* init libc, etc. */
Cpu_table.predriver_hook = bsp_predriver_hook;
Cpu_table.postdriver_hook = bsp_postdriver_hook;
/* XXX address shutdown
if ( BSP_Configuration.work_space_size >(128*1024) )
_sys_exit( 1 );
*/
BSP_Configuration.work_space_start = (void *) &_WorkspaceBase;
}
#include <bspIo.h>
int debug_putc( char c ) { write( 2, &c, 1 ); return 0; }
BSP_output_char_function_type BSP_output_char = debug_putc;
BSP_polling_getchar_function_type BSP_poll_char = NULL;

129
c/src/lib/libbsp/m68k/sim68000/startup/linkcmds Normal file
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/*
* $Id$
*
* MC68302 Linker command file
*
*/
/*
* Declare some sizes.
*/
_RomBase = DEFINED(_RomBase) ? _RomBase : 0x0;
_RomSize = DEFINED(_RomSize) ? _RomSize : 256K;
_RamBase = DEFINED(_RamBase) ? _RamBase : 0x40000;
_RamSize = DEFINED(_RamSize) ? _RamSize : 128K;
_HeapSize = DEFINED(_HeapSize) ? _HeapSize : 32K;
_StackSize = DEFINED(_StackSize) ? _StackSize : 0x1000;
/*
* Declare on-board memory.
*/
MEMORY {
eprom : ORIGIN = 0x00000000, LENGTH = 256K
ram : ORIGIN = 0x00040000, LENGTH = 128K
}
SECTIONS
{
ram : {
. = .;
} >ram
/*
* Text, data and bss segments
*/
.text 0x0 : {
*(.text)
/*
* C++ constructors/destructors
*/
*(.gnu.linkonce.t.*)
/*
* Initialization and finalization code.
*
* Various files can provide initialization and finalization
* functions. crtbegin.o and crtend.o are two instances. The
* body of these functions are in .init and .fini sections. We
* accumulate the bodies here, and prepend function prologues
* from crti.o and function epilogues from crtn.o. crti.o must
* be linked first; crtn.o must be linked last. Because these
* are wildcards, it doesn't matter if the user does not
* actually link against crti.o and crtn.o; the linker won't
* look for a file to match a wildcard. The wildcard also
* means that it doesn't matter which directory crti.o and
* crtn.o are in.
*/
PROVIDE (_init = .);
*crti.o(.init)
*(.init)
*crtn.o(.init)
PROVIDE (_fini = .);
*crti.o(.fini)
*(.fini)
*crtn.o(.fini)
/*
* C++ constructors/destructors
*
* gcc uses crtbegin.o to find the start of the constructors
* and destructors so we make sure it is first. Because this
* is a wildcard, it doesn't matter if the user does not
* actually link against crtbegin.o; the linker won't look for
* a file to match a wildcard. The wildcard also means that
* it doesn't matter which directory crtbegin.o is in. The
* constructor and destructor list are terminated in
* crtend.o. The same comments apply to it.
*/
. = ALIGN (16);
*crtbegin.o(.ctors)
*(.ctors)
*crtend.o(.ctors)
*crtbegin.o(.dtors)
*(.dtors)
*crtend.o(.dtors)
/*
* Exception frame info
*/
. = ALIGN (16);
*(.eh_frame)
/*
* Read-only data
*/
. = ALIGN (16);
_rodata_start = . ;
*(.rodata)
*(.gnu.linkonce.r*)
. = ALIGN (16);
PROVIDE (_etext = .);
}
.data 0x40000 : AT (ADDR(.text) + SIZEOF (.text)) {
PROVIDE (_copy_start = .);
*(.data)
*(.gnu.linkonce.d*)
*(.gcc_except_table)
. = ALIGN (16);
PROVIDE (_edata = .);
PROVIDE (_copy_end = .);
}
.bss ADDR(.data) + SIZEOF(.data) : {
_clear_start = .;
*(.bss)
*(COMMON)
. = ALIGN (16);
PROVIDE (end = .);
. += _StackSize;
. = ALIGN (16);
_stack_init = .;
_clear_end = .;
_WorkspaceBase = .;
}
}
_VBR = 0xFFFFFFFF; /* indicates VBR table is in ROM */

29
c/src/lib/libbsp/m68k/sim68000/startup/spurious_assistant.c Normal file
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@@ -0,0 +1,29 @@
/*
* Spurious Trap Handler Assistant
*
* COPYRIGHT (c) 1989-2000.
* 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.
*
* $Id$
*/
#include <bsp.h>
#include <bspIo.h>
/*
* bsp_spurious_handler_assistant
*
* We can't recover so just return to gdb.
*/
void bsp_spurious_handler_assistant(
rtems_vector_number vector/* ,
CPU_Interrupt_frame *isf */
)
{
/* XXX do something here */
}

2
c/src/lib/libbsp/m68k/sim68000/wrapup/.cvsignore Normal file
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Makefile
Makefile.in

33
c/src/lib/libbsp/m68k/sim68000/wrapup/Makefile.am Normal file
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@@ -0,0 +1,33 @@
##
## $Id$
##
AUTOMAKE_OPTIONS = foreign 1.4
BSP_FILES = startup clock console timer
include $(RTEMS_ROOT)/make/custom/@RTEMS_BSP@.cfg
include $(top_srcdir)/../../../../../../automake/lib.am
# bummer; have to use $foreach since % pattern subst rules only replace 1x
OBJS = $(foreach piece, $(BSP_FILES), $(wildcard ../$(piece)/$(ARCH)/*.o)) \
$(wildcard ../../../../libcpu/$(RTEMS_CPU)/$(RTEMS_CPU_MODEL)/$(ARCH)/*.o) \
$(foreach piece, $(GENERIC_FILES), ../../../$(piece)/$(ARCH)/$(piece).rel)
LIB = $(ARCH)/libbsp.a
#
# (OPTIONAL) Add local stuff here using +=
#
$(LIB): ${OBJS}
$(make-library)
$(PROJECT_RELEASE)/lib/libbsp$(LIB_VARIANT).a: $(LIB)
$(INSTALL_DATA) $< $@
TMPINSTALL_FILES += $(PROJECT_RELEASE)/lib/libbsp$(LIB_VARIANT).a
all-local: ${ARCH} $(TMPINSTALL_FILES)
include $(top_srcdir)/../../../../../../automake/local.am

62
make/custom/sim68000.cfg Normal file
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#
# Config file for a BSVC m68k simulator
#
# $Id$
#
include $(RTEMS_ROOT)/make/custom/default.cfg
RTEMS_CPU=m68k
RTEMS_CPU_MODEL=m68000
ifeq ($(RTEMS_BSVC_MODEL),sim68000)
RTEMS_CPU_MODEL=m68000
CPU_CFLAGS = -m68000
else
ifeq ($(RTEMS_BSVC_MODEL),simcpu32)
RTEMS_CPU_MODEL=cpu32
CPU_CFLAGS = -mcpu32
else
RTEMS_CPU_MODEL=$(RTEMS_CPU_MODEL)_is_not_known
endif # sim68000
endif # simcpu32
# This is the actual bsp directory used during the build process.
RTEMS_BSP_FAMILY=sim68000
#
# This contains the compiler options necessary to select the CPU model
# and (hopefully) optimize for it.
#
CPU_DEFINES =
# optimize flag: typically -0, could use -O4 or -fast
# -O4 is ok for RTEMS
CFLAGS_OPTIMIZE_V=-O4 -fomit-frame-pointer
# debugging please
CFLAGS_DEBUG_V =
# This section makes the target dependent options file.
define make-target-options
@echo "#undef $(RTEMS_BSVC_MODEL)" >>$@
@echo "#define $(RTEMS_BSVC_MODEL)" >>$@
endef
# The following are definitions of make-exe which will work using ld as
# is currently required. It is expected that as of gcc 2.8, the end user
# will be able to override parts of the compilers specs and link using gcc.
ifeq ($(RTEMS_USE_GCC272),yes)
define make-exe
@echo GCC 2.7.2 and older are not supported
endef
else
define make-exe
$(LINK.c) $(AM_CFLAGS) $(AM_LDFLAGS) \
-o $(basename $@).nxe $(LINK_OBJS) $(LINK_LIBS)
$(OBJCOPY) -O ieee $(basename $@).nxe $(basename $@).exe
$(NM) -g -n $@ > $(basename $@).num
$(SIZE) $@
endef
endif
# Miscellaneous additions go here

16
make/custom/simcpu32.cfg Normal file
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@@ -0,0 +1,16 @@
#
# Configuration file for a simcpu32 in BSCV
#
# $Id$
#
#
# All BSVC configurations share the same base file, only the cpu model
# differs.
#
RTEMS_MVME162_MODEL=mvme162lx
RTEMS_BSVC_MODEL=simcpu
include $(RTEMS_ROOT)/make/custom/sim68000.cfg