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2009-12-10 Conny Marco Menebrocker <c-m-m@gmx.de> 

* configure.in: Add xc16x support.
        * configure: Regenerated.
        * xc16x/Makefile.in: New file for xc16x port.
        * xc16x/aclocal.m4: Ditto.
        * xc16x/close.S: Ditto.
        * xc16x/configure: Ditto.
        * xc16x/configure.in: Ditto.
        * xc16x/create.c: Ditto.
        * xc16x/crt0.S: Ditto.
        * xc16x/fstat.S: Ditto.
        * xc16x/getchar1.c: Ditto.
        * xc16x/isatty.c: Ditto.
        * xc16x/lseek.c: Ditto.
        * xc16x/mem-layout.c: Ditto.
        * xc16x/misc.c: Ditto.
        * xc16x/open.c: Ditto.
        * xc16x/read.c: Ditto.
        * xc16x/sbrk.c: Ditto.
        * xc16x/syscalls.c: Ditto.
        * xc16x/trap_handle.c: Ditto.
        * xc16x/write.c: Ditto.
        * xc16x/sys/syscall.h: Ditto.
This commit is contained in:
Jeff Johnston 2009-12-10 17:07:04 +00:00
parent d0f9de23a1
commit e6291536c7
23 changed files with 7602 additions and 1676 deletions
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25
libgloss/ChangeLog
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@ -1,3 +1,28 @@
2009-12-10 Conny Marco Menebrocker <c-m-m@gmx.de>
* configure.in: Add xc16x support.
* configure: Regenerated.
* xc16x/Makefile.in: New file for xc16x port.
* xc16x/aclocal.m4: Ditto.
* xc16x/close.S: Ditto.
* xc16x/configure: Ditto.
* xc16x/configure.in: Ditto.
* xc16x/create.c: Ditto.
* xc16x/crt0.S: Ditto.
* xc16x/fstat.S: Ditto.
* xc16x/getchar1.c: Ditto.
* xc16x/isatty.c: Ditto.
* xc16x/lseek.c: Ditto.
* xc16x/mem-layout.c: Ditto.
* xc16x/misc.c: Ditto.
* xc16x/open.c: Ditto.
* xc16x/read.c: Ditto.
* xc16x/sbrk.c: Ditto.
* xc16x/syscalls.c: Ditto.
* xc16x/trap_handle.c: Ditto.
* xc16x/write.c: Ditto.
* xc16x/sys/syscall.h: Ditto.
2009-11-25 DJ Delorie <dj@redhat.com>
* rx/rx.ld: Place .sbss properly.

4132
libgloss/configure vendored
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3
libgloss/configure.in
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@ -106,6 +106,9 @@ case "${target}" in
mt-*-*)
AC_CONFIG_SUBDIRS([mt])
;;
xc16x-*-*)
AC_CONFIG_SUBDIRS([xc16x])
;;
xstormy16-*-*)
AC_CONFIG_SUBDIRS([xstormy16])
;;

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libgloss/xc16x/Makefile.in Normal file
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#
# Copyright (C) 2006 KPIT Cummins
# Copyright (C) 2009 Conny Marco Menebröcker
# All rights reserved.
#
# Redistribution and use in source and binary forms is permitted
# provided that the above copyright notice and following paragraph are
# duplicated in all such forms.
#
# This file is distributed WITHOUT ANY WARRANTY; without even the implied
# warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
#
DESTDIR =
VPATH = @srcdir@
srcdir = @srcdir@
objdir = .
srcroot = $(srcdir)/../..
objroot = $(objdir)/../..
prefix = @prefix@
exec_prefix = @exec_prefix@
host_alias = @host_alias@
target_alias = @target_alias@
program_transform_name = @program_transform_name@
bindir = @bindir@
libdir = @libdir@
tooldir = $(exec_prefix)/$(target_alias)
# Multilib support variables.
# TOP is used instead of MULTI{BUILD,SRC}TOP.
MULTIDIRS =
MULTISUBDIR =
MULTIDO = true
MULTICLEAN = true
INSTALL = @INSTALL@
INSTALL_PROGRAM = @INSTALL_PROGRAM@
INSTALL_DATA = @INSTALL_DATA@
SHELL = /bin/sh
CC = @CC@
#AS = @AS@
AS = `if [ -f ${objroot}/../gas/as.new ] ; \
then echo ${objroot}/../gas/as.new ; \
else echo as ; fi`
AR = @AR@
#LD = @LD@
LD = `if [ -f ${objroot}/../ld/ld.new ] ; \
then echo ${objroot}/../ld/ld.new ; \
else echo ld ; fi`
RANLIB = @RANLIB@
OBJDUMP = `if [ -f ${objroot}/../binutils/objdump ] ; \
then echo ${objroot}/../binutils/objdump ; \
else t='$(program_transform_name)'; echo objdump | sed -e $$t ; fi`
OBJCOPY = `if [ -f ${objroot}/../binutils/objcopy ] ; \
then echo ${objroot}/../binutils/objcopy ; \
else t='$(program_transform_name)'; echo objcopy | sed -e $$t ; fi`
CRT0 = crt0.o crt0_cygmon.o crt0_redboot.o
# Generic object files common to all targets.
GENOBJS_NO_TRAP = close.o create.o crt0.o fstat.o getchar1.o \
isatty.o lseek.o mem-layout.o misc.o open.o putchar.o \
puts.o read.o sbrk.o syscalls.o write.o
GENOBJS = ${GENOBJS_NO_TRAP} trap_handle.o
# Object files specific to particular targets.
EVALOBJS = ${GENOBJS}
CYGMONOBJS = ${GENOBJS_NO_TRAP}
CFLAGS = -g
GCC_LDFLAGS = `if [ -d ${objroot}/../gcc ] ; \
then echo -L${objroot}/../gcc ; fi`
SCRIPTS = @script_list@
BSP = @bsp_list@
# Host specific makefile fragment comes in here.
@host_makefile_frag@
#
# build a test program for each target board. Just trying to get
# it to link is a good test, so we ignore all the errors for now.
#
all: ${CRT0} test.o ${BSP}
#
# here's where we build the board support packages for each target
#
libeval.a: $(EVALOBJS)
${AR} ${ARFLAGS} $@ $(EVALOBJS)
${RANLIB} $@
libcygmon.a: $(CYGMONOBJS)
${AR} ${ARFLAGS} $@ $(CYGMONOBJS)
${RANLIB} $@
# compile a fully linked binary. The -Wl,-T*.ld is for the linker
# script. By using -Wl, the linker script is put on the proper place
# in the comand line for ld, and all the symbols will get fully
# resolved.
test: ${CRT0} test.o
${CC} $(CFLAGS_FOR_TARGET) -L${srcdir} -L${objdir} \
test.o -o $@ $(NEWLIB_LDFLAGS) -Wl,-Teval.ld
@echo Done...
doc:
clean mostlyclean:
rm -f a.out core *.i *~ *.o *-test *.srec *.dis *.map *.x
distclean maintainer-clean realclean: clean
rm -f Makefile config.status a.out
.PHONY: install info install-info clean-info
install:
@for crt in ${CRT0}; do \
$(INSTALL_PROGRAM) $${crt} $(DESTDIR)$(tooldir)/lib${MULTISUBDIR}/$${crt}; \
done
@for bsp in ${BSP}; do \
$(INSTALL_PROGRAM) $${bsp} $(DESTDIR)$(tooldir)/lib${MULTISUBDIR}; \
done
@for script in ${SCRIPTS}; do \
$(INSTALL_DATA) ${srcdir}/$${script}.ld $(DESTDIR)$(tooldir)/lib${MULTISUBDIR}/$${script}.ld; \
done
info:
install-info:
clean-info:
test.o: ${srcdir}/test.c
# these are for the BSPs
crt0.o: ${srcdir}/crt0.S
crt0_cygmon.o: ${srcdir}/crt0_cygmon.S
# target specific makefile fragment comes in here.
@target_makefile_frag@
Makefile: Makefile.in config.status @host_makefile_frag_path@ @target_makefile_frag_path@
$(SHELL) config.status
config.status: configure
$(SHELL) config.status --recheck

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libgloss/xc16x/aclocal.m4 vendored Normal file
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/*
* Copyright (C) 2006 KPIT Cummins
* Copyright (C) 2009 Conny Marco Menebröcker
* All rights reserved.
*
* Redistribution and use in source and binary forms is permitted
* provided that the above copyright notice and following paragraph are
* duplicated in all such forms.
*
* This file is distributed WITHOUT ANY WARRANTY; without even the implied
* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
*/
.section .text
.global __close
__close:
#ifdef __xc16xL__
rets
#else
ret
#endif

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#
# Copyright (C) 2006 KPIT Cummins
# Copyright (C) 2009 Conny Marco Menebröcker
# All rights reserved.
#
# Redistribution and use in source and binary forms is permitted
# provided that the above copyright notice and following paragraph are
# duplicated in all such forms.
#
# This file is distributed WITHOUT ANY WARRANTY; without even the implied
# warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
#
#
# Process this file with autoconf to produce a configure script.
#
AC_PREREQ(2.59)
AC_INIT(crt0.S)
if test "${enable_shared}" = "yes" ; then
echo "Shared libraries not supported for cross compiling, ignored"
fi
if test "$srcdir" = "." ; then
if test "${with_target_subdir}" != "." ; then
libgloss_topdir="${srcdir}/${with_multisrctop}../../.."
else
libgloss_topdir="${srcdir}/${with_multisrctop}../.."
fi
else
libgloss_topdir="${srcdir}/../.."
fi
AC_CONFIG_AUX_DIR($libgloss_topdir)
AC_CANONICAL_SYSTEM
AC_ARG_PROGRAM
AC_PROG_INSTALL
LIB_AC_PROG_CC
AS=${AS-as}
AC_SUBST(AS)
AR=${AR-ar}
AC_SUBST(AR)
LD=${LD-ld}
AC_SUBST(LD)
AC_PROG_RANLIB
LIB_AM_PROG_AS
host_makefile_frag=${srcdir}/../config/default.mh
target_makefile_frag=${srcdir}/../config/xc16x.mt
dnl We have to assign the same value to other variables because autoconf
dnl doesn't provide a mechanism to substitute a replacement keyword with
dnl arbitrary data or pathnames.
dnl
host_makefile_frag_path=$host_makefile_frag
AC_SUBST(host_makefile_frag_path)
AC_SUBST_FILE(host_makefile_frag)
target_makefile_frag_path=$target_makefile_frag
AC_SUBST(target_makefile_frag_path)
AC_SUBST_FILE(target_makefile_frag)
AC_SUBST(part_specific_obj)
AC_SUBST(script_list)
AC_SUBST(bsp_list)
AC_CONFIG_FILES([Makefile],
[if test -n "$CONFIG_FILES"; then
unset ac_file
. ${libgloss_topdir}/config-ml.in
fi],
srcdir=${srcdir}
target=${target}
with_multisubdir=${with_multisubdir}
ac_configure_args="${ac_configure_args} --enable-multilib"
CONFIG_SHELL=${CONFIG_SHELL-/bin/sh}
libgloss_topdir=${libgloss_topdir}
)
AC_OUTPUT

39
libgloss/xc16x/create.c Normal file
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/*
* Copyright (C) 2006 KPIT Cummins
* Copyright (C) 2009 Conny Marco Menebröcker
* All rights reserved.
*
* Redistribution and use in source and binary forms is permitted
* provided that the above copyright notice and following paragraph are
* duplicated in all such forms.
*
* This file is distributed WITHOUT ANY WARRANTY; without even the implied
* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
*/
#include<sys/stat.h>
#include<sys/types.h>
/*volatile int creatsys(char *name,int perms)
{
#ifndef __xc16xL__
asm volatile("push r10\n"
" mov r10,r9 \n"
" mov r9,#0x300 \n"
);
#endif
asm volatile("trap #7");
#ifndef __xc16xL__
asm volatile("pop r10");
#endif
}
*/
volatile int _creat(char *name,int perms)
{
int temp;
temp=creatsys(name,perms);
// putchar((char)temp);
//printf("%d\n",temp);
return temp;
}

41
libgloss/xc16x/crt0.S Normal file
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/*
* Copyright (C) 2006 KPIT Cummins
* Copyright (C) 2009 Conny Marco Menebröcker
* All rights reserved.
*
* Redistribution and use in source and binary forms is permitted
* provided that the above copyright notice and following paragraph are
* duplicated in all such forms.
*
* This file is distributed WITHOUT ANY WARRANTY; without even the implied
* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
*/
.section .text
.global _start
.align 2
_start:
#if __xc16xL__
mov dpp0,#0x2
#else
mov dpp0,#0x300
#endif
mov dpp1,#1
mov dpp2,#2
mov dpp3,#3
mov sp,#0xfc00
mov r0,#0xc000
#if __xc16x__
mov csp,#0x0
mov dpp0,#0x0
#else
mov csp,#0xc0
#endif
#if __xc16xL__
calls #SEG:_main,#SOF:_main
#else
calla cc_UC,_main
#endif
mov r8,#0x0
trap #0
ret

20
libgloss/xc16x/fstat.S Normal file
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/*
* Copyright (C) 2006 KPIT Cummins
* Copyright (C) 2009 Conny Marco Menebröcker
* All rights reserved.
*
* Redistribution and use in source and binary forms is permitted
* provided that the above copyright notice and following paragraph are
* duplicated in all such forms.
*
* This file is distributed WITHOUT ANY WARRANTY; without even the implied
* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
*/
.section .text
.global __fstat
__fstat:
#ifdef __xc16xL__
rets
#else
ret
#endif

19
libgloss/xc16x/getchar1.c Normal file
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/*
* Copyright (C) 2006 KPIT Cummins
* Copyright (C) 2009 Conny Marco Menebröcker
* All rights reserved.
*
* Redistribution and use in source and binary forms is permitted
* provided that the above copyright notice and following paragraph are
* duplicated in all such forms.
*
* This file is distributed WITHOUT ANY WARRANTY; without even the implied
* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
*/
signed char getchar (void)
{
asm(" trap #2");
}

26
libgloss/xc16x/isatty.c Normal file
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/*
* Copyright (C) 2006 KPIT Cummins
* Copyright (C) 2009 Conny Marco Menebröcker
* All rights reserved.
*
* Redistribution and use in source and binary forms is permitted
* provided that the above copyright notice and following paragraph are
* duplicated in all such forms.
*
* This file is distributed WITHOUT ANY WARRANTY; without even the implied
* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
*/
/* isatty.c */
/* Dumb implementation so programs will at least run. */
#include <sys/stat.h>
int
isatty (int fd)
{
return 1;
}

21
libgloss/xc16x/lseek.c Normal file
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/*
* Copyright (C) 2006 KPIT Cummins
* Copyright (C) 2009 Conny Marco Menebröcker
* All rights reserved.
*
* Redistribution and use in source and binary forms is permitted
* provided that the above copyright notice and following paragraph are
* duplicated in all such forms.
*
* This file is distributed WITHOUT ANY WARRANTY; without even the implied
* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
*/
#include <sys/types.h>
#include <sys/stat.h>
int
_lseek (int file, int ptr, int dir)
{
return trap_lseek (file,(unsigned long)ptr, dir);
}

29
libgloss/xc16x/mem-layout.c Normal file
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/*
* Copyright (C) 2006 KPIT Cummins
* Copyright (C) 2009 Conny Marco Menebröcker
* All rights reserved.
*
* Redistribution and use in source and binary forms is permitted
* provided that the above copyright notice and following paragraph are
* duplicated in all such forms.
*
* This file is distributed WITHOUT ANY WARRANTY; without even the implied
* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
*/
/* Ideally this kind of stuff is specified in a linker script. It's not clear
what the default linker script should do, so for now we have this. */
#ifndef STACK_SIZE
/* Cache lines recycle at 4096 I think, and 4096 is listed as the page size,
so we make the stack size a multiple of it. Not that it's relevant or
anything, but why not base it on *something*? */
#define STACK_SIZE (4096 * 4)
#endif
int stack_size asm ("stack_size") = STACK_SIZE;
#ifndef SBRK_SIZE
#define SBRK_SIZE (4096 * 32)
#endif
int sbrk_size asm ("sbrk_size") = SBRK_SIZE;

39
libgloss/xc16x/misc.c Normal file
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/*
* Copyright (C) 2006 KPIT Cummins
* Copyright (C) 2009 Conny Marco Menebröcker
* All rights reserved.
*
* Redistribution and use in source and binary forms is permitted
* provided that the above copyright notice and following paragraph are
* duplicated in all such forms.
*
* This file is distributed WITHOUT ANY WARRANTY; without even the implied
* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
*/
#include <_ansi.h>
#include <sys/types.h>
#include <sys/stat.h>
/* _raise(), getpid(), and kill() are required by abort().
getpid/kill are prefixed with '_' because of MISSING_SYSCALL_NAMES. */
int _DEFUN(_raise,(sig),
int sig)
{
errno = ENOSYS;
return -1;
}
int _DEFUN(_getpid,(),)
{
errno = ENOSYS;
return -1;
}
int _DEFUN(_kill,(pid, sig),
int pid _AND
int sig)
{
errno = ENOSYS;
return -1;
}

38
libgloss/xc16x/open.c Normal file
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/*
* Copyright (C) 2006 KPIT Cummins
* Copyright (C) 2009 Conny Marco Menebröcker
* All rights reserved.
*
* Redistribution and use in source and binary forms is permitted
* provided that the above copyright notice and following paragraph are
* duplicated in all such forms.
*
* This file is distributed WITHOUT ANY WARRANTY; without even the implied
* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
*/
#include<sys/types.h>
#include<sys/stat.h>
/*volatile int opensys(char *name,int flags,int perms)
{
#ifndef __xc16xL__
asm volatile("push r11\n"
"mov r11,r10 \n"
" mov r10,r9 \n"
" mov r9,#0x300 \n"
);
#endif
asm volatile("trap #5");
#ifndef __xc16xL__
asm volatile("pop r11");
#endif
}*/
int _open(char *name,int flags,int perms)
{
int temp;
temp=opensys(name,flags,perms);
return temp;
}

29
libgloss/xc16x/read.c Normal file
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/*
* Copyright (C) 2006 KPIT Cummins
* Copyright (C) 2009 Conny Marco Menebröcker
* All rights reserved.
*
* Redistribution and use in source and binary forms is permitted
* provided that the above copyright notice and following paragraph are
* duplicated in all such forms.
*
* This file is distributed WITHOUT ANY WARRANTY; without even the implied
* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
*/
#include<sys/types.h>
#include<sys/stat.h>
/*int trap1(int file, unsigned long ptr,int len)
{
asm volatile("TRAP #4");
}*/
int _read(int file, char *ptr,int len)
{
return trap1(file,(unsigned long)ptr,1);
}

36
libgloss/xc16x/sbrk.c Normal file
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/*
* Copyright (C) 2006 KPIT Cummins
* Copyright (C) 2009 Conny Marco Menebröcker
* All rights reserved.
*
* Redistribution and use in source and binary forms is permitted
* provided that the above copyright notice and following paragraph are
* duplicated in all such forms.
*
* This file is distributed WITHOUT ANY WARRANTY; without even the implied
* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
*/
#include <_ansi.h>
#include <sys/types.h>
#include <sys/stat.h>
char *stack_ptr ;
caddr_t
_sbrk(incr)
int incr;
{
extern char end; /* Defined by the linker */
static char *heap_end=&end;
char *prev_heap_end;
prev_heap_end = heap_end;
heap_end += incr;
return (caddr_t)prev_heap_end;
}

1
libgloss/xc16x/sys/syscall.h Normal file
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@ -0,0 +1 @@

33
libgloss/xc16x/syscalls.c Normal file
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/*
* Copyright (C) 2006 KPIT Cummins
* Copyright (C) 2009 Conny Marco Menebröcker
* All rights reserved.
*
* Redistribution and use in source and binary forms is permitted
* provided that the above copyright notice and following paragraph are
* duplicated in all such forms.
*
* This file is distributed WITHOUT ANY WARRANTY; without even the implied
* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
*/
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/syscall.h>
#include <_ansi.h>
#include <errno.h>
#include <fcntl.h>
#include <stdarg.h>
#include <reent.h>
void _exit(int n)
{
asm volatile("trap #0");
}
int isatty(file)
int file;
{
return 1;
}

67
libgloss/xc16x/trap_handle.c Normal file
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/*
* Copyright (C) 2006 KPIT Cummins
* Copyright (C) 2009 Conny Marco Menebröcker
* All rights reserved.
*
* Redistribution and use in source and binary forms is permitted
* provided that the above copyright notice and following paragraph are
* duplicated in all such forms.
*
* This file is distributed WITHOUT ANY WARRANTY; without even the implied
* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
*/
int trap0(int file, unsigned long ptr,int len)
{
asm volatile("TRAP #3");
return len;
}
int trap1(int file, unsigned long ptr,int len)
{
asm volatile("TRAP #4");
}
int trap_lseek(int file, unsigned long ptr,int len)
{
asm volatile("TRAP #8");
}
volatile int opensys(char *name,int flags,int perms)
{
#ifndef __xc16xL__
asm volatile("push r11\n"
"mov r11,r10 \n"
" mov r10,r9 \n"
" mov r9,#0x300 \n"
);
#endif
asm volatile("trap #5");
#ifndef __xc16xL__
asm volatile("pop r11");
#endif
}
volatile int creatsys(char *name,int perms)
{
#ifndef __xc16xL__
asm volatile("push r10\n"
" mov r10,r9 \n"
" mov r9,#0x300 \n"
);
#endif
asm volatile("trap #7");
#ifndef __xc16xL__
asm volatile("pop r10");
#endif
}

25
libgloss/xc16x/write.c Normal file
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/*
* Copyright (C) 2006 KPIT Cummins
* Copyright (C) 2009 Conny Marco Menebröcker
* All rights reserved.
*
* Redistribution and use in source and binary forms is permitted
* provided that the above copyright notice and following paragraph are
* duplicated in all such forms.
*
* This file is distributed WITHOUT ANY WARRANTY; without even the implied
* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
*/
#include<sys/types.h>
#include<sys/stat.h>
/*int trap0(int file, unsigned long ptr,int len)
{
asm volatile("TRAP #3");
return len;
}
*/
int _write(int file, char *ptr,int len)
{
return trap0(file,(unsigned long)ptr,len);
}