mirror of
git://sourceware.org/git/newlib-cygwin.git
synced 2025-01-31 19:40:33 +08:00
2010-10-08 Bernd Schmidt <bernds@codesourcery.com>
Joseph Myers <joseph@codesourcery.com>
* configure.in: Handle tic6x targets.
* configure: Regenerate.
* tic6x/Makefile.in, tic6x/configure.in, tic6x/crt0.S,
tic6x/getpid.c, tic6x/kill.c, tic6x/sbrk.c, tic6x/syscalls.c: New.
* tic6x/configure: New (generated).
This commit is contained in:
Jeff Johnston
parent
cab874029f
commit
4606798ea0
@ -1,3 +1,12 @@
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2010-10-08 Bernd Schmidt <bernds@codesourcery.com>
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Joseph Myers <joseph@codesourcery.com>
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* configure.in: Handle tic6x targets.
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* configure: Regenerate.
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* tic6x/Makefile.in, tic6x/configure.in, tic6x/crt0.S,
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tic6x/getpid.c, tic6x/kill.c, tic6x/sbrk.c, tic6x/syscalls.c: New.
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* tic6x/configure: New (generated).
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2010-10-02 Anthony Green <green@moxielogic.com>
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2010-10-02 Anthony Green <green@moxielogic.com>
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* moxie/Makefile.in (QEMU_OBJS): Add missing object files to the
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* moxie/Makefile.in (QEMU_OBJS): Add missing object files to the
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6
libgloss/configure
vendored
6
libgloss/configure
vendored
@ -732,6 +732,7 @@ m32c
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rx
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rx
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arm
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arm
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spu
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spu
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tic6x
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iq2000
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iq2000
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libnosys'
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libnosys'
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@ -2561,6 +2562,11 @@ case "${target}" in
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config_testsuite=false
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config_testsuite=false
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config_libnosys=false
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config_libnosys=false
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;;
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;;
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tic6x-*-*)
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subdirs="$subdirs tic6x"
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config_testsuite=false
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;;
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iq2000-*-*)
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iq2000-*-*)
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subdirs="$subdirs iq2000"
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subdirs="$subdirs iq2000"
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@ -129,6 +129,10 @@ case "${target}" in
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config_testsuite=false
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config_testsuite=false
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config_libnosys=false
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config_libnosys=false
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;;
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;;
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tic6x-*-*)
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AC_CONFIG_SUBDIRS(tic6x)
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config_testsuite=false
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;;
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iq2000-*-*)
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iq2000-*-*)
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AC_CONFIG_SUBDIRS([iq2000])
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AC_CONFIG_SUBDIRS([iq2000])
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;;
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;;
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126
libgloss/tic6x/Makefile.in
Normal file
126
libgloss/tic6x/Makefile.in
Normal file
@ -0,0 +1,126 @@
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#
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#
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DESTDIR =
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VPATH = @srcdir@ @srcdir@/..
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srcdir = @srcdir@
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objdir = .
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srcroot = $(srcdir)/../..
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objroot = $(objdir)/../..
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prefix = @prefix@
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exec_prefix = @exec_prefix@
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host_alias = @host_alias@
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target_alias = @target_alias@
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bindir = @bindir@
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libdir = @libdir@
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tooldir = $(exec_prefix)/$(target_alias)
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INSTALL = @INSTALL@
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INSTALL_PROGRAM = @INSTALL_PROGRAM@
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INSTALL_DATA = @INSTALL_DATA@
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# Multilib support variables.
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# TOP is used instead of MULTI{BUILD,SRC}TOP.
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MULTIDIRS =
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MULTISUBDIR =
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SHELL = /bin/sh
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CC = @CC@
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AS = @AS@
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AR = @AR@
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LD = @LD@
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RANLIB = @RANLIB@
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|
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OBJDUMP = `if [ -f ${objroot}/../binutils/objdump ] ; \
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|
then echo ${objroot}/../binutils/objdump ; \
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else t='$(program_transform_name)'; echo objdump | sed -e $$t ; fi`
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OBJCOPY = `if [ -f ${objroot}/../binutils/objcopy ] ; \
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|
then echo ${objroot}/../binutils/objcopy ; \
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|
else t='$(program_transform_name)'; echo objcopy | sed -e $$t ; fi`
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CFLAGS = -g
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SCRIPTS =
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# Here is all of the simulator stuff
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SIM_SCRIPTS =
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SIM_LDFLAGS =
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SIM_BSP = libsim.a
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SIM_CRT0 = crt0.o
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SIM_OBJS = sbrk.o putnum.o getpid.o kill.o syscalls.o
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SIM_TEST = sim-test
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SIM_INSTALL = install-sim
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# Host specific makefile fragment comes in here.
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@host_makefile_frag@
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#
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# build a test program for each target board. Just trying to get
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# it to link is a good test, so we ignore all the errors for now.
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#
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all: ${SIM_CRT0} ${SIM_BSP}
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#
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# here's where we build the board support packages for each target
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#
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${SIM_BSP}: ${OBJS} ${SIM_OBJS}
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${AR} ${ARFLAGS} ${SIM_BSP} ${SIM_OBJS} ${OBJS}
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${RANLIB} ${SIM_BSP}
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#
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# here's where we build the test programs for each target
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#
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.PHONY: test
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test: ${SIM_TEST}
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sim-test: sim-test.x sim-test.dis
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sim-test.x: test.o ${SIM_CRT0} ${SIM_BSP}
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${CC} ${LDFLAGS_FOR_TARGET} -L${objdir} \
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${SIM_CRT0} test.o \
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-o sim-test.x ${LIBS_FOR_TARGET} -lc ${SIM_BSP}
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sim-test.dis: sim-test.x
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${OBJDUMP} -d sim-test.x > sim-test.dis
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#
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|
#
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#
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.c.S:
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${CC} ${CFLAGS_FOR_TARGET} -c $<
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clean mostlyclean:
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rm -f a.out core *.i *.o *-test *.srec *.dis *.x $(SIM_BSP)
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distclean maintainer-clean realclean: clean
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rm -f Makefile config.status *~
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.PHONY: install info install-info clean-info
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install: ${SIM_INSTALL}
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install-sim:
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set -e;\
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for x in ${SIM_CRT0} ${SIM_BSP}; do\
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${INSTALL_DATA} $$x $(DESTDIR)${tooldir}/lib${MULTISUBDIR}/$$x;\
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|
done
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for x in ${SIM_SCRIPTS}; do\
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${INSTALL_DATA} ${srcdir}/$${x} $(DESTDIR)${tooldir}/lib${MULTISUBDIR}/$$x; \
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|
done
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doc:
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info:
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install-info:
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clean-info:
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Makefile: Makefile.in config.status @host_makefile_frag_path@
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$(SHELL) config.status
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|
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config.status: configure
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|
$(SHELL) config.status --recheck
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404
libgloss/tic6x/aclocal.m4
vendored
Normal file
404
libgloss/tic6x/aclocal.m4
vendored
Normal file
@ -0,0 +1,404 @@
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|
# generated automatically by aclocal 1.11.1 -*- Autoconf -*-
|
||||||
|
|
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|
# Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
|
||||||
|
# 2005, 2006, 2007, 2008, 2009 Free Software Foundation, Inc.
|
||||||
|
# This file is free software; the Free Software Foundation
|
||||||
|
# gives unlimited permission to copy and/or distribute it,
|
||||||
|
# with or without modifications, as long as this notice is preserved.
|
||||||
|
|
||||||
|
# This program is distributed in the hope that it will be useful,
|
||||||
|
# but WITHOUT ANY WARRANTY, to the extent permitted by law; without
|
||||||
|
# even the implied warranty of MERCHANTABILITY or FITNESS FOR A
|
||||||
|
# PARTICULAR PURPOSE.
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|
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# AM_CONDITIONAL -*- Autoconf -*-
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# Copyright (C) 1997, 2000, 2001, 2003, 2004, 2005, 2006, 2008
|
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|
# Free Software Foundation, Inc.
|
||||||
|
#
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||||||
|
# This file is free software; the Free Software Foundation
|
||||||
|
# gives unlimited permission to copy and/or distribute it,
|
||||||
|
# with or without modifications, as long as this notice is preserved.
|
||||||
|
|
||||||
|
# serial 9
|
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|
|
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|
# AM_CONDITIONAL(NAME, SHELL-CONDITION)
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|
# -------------------------------------
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# Define a conditional.
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AC_DEFUN([AM_CONDITIONAL],
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[AC_PREREQ(2.52)dnl
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|
ifelse([$1], [TRUE], [AC_FATAL([$0: invalid condition: $1])],
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[$1], [FALSE], [AC_FATAL([$0: invalid condition: $1])])dnl
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AC_SUBST([$1_TRUE])dnl
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AC_SUBST([$1_FALSE])dnl
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_AM_SUBST_NOTMAKE([$1_TRUE])dnl
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_AM_SUBST_NOTMAKE([$1_FALSE])dnl
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m4_define([_AM_COND_VALUE_$1], [$2])dnl
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if $2; then
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|
$1_TRUE=
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$1_FALSE='#'
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|
else
|
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|
$1_TRUE='#'
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|
$1_FALSE=
|
||||||
|
fi
|
||||||
|
AC_CONFIG_COMMANDS_PRE(
|
||||||
|
[if test -z "${$1_TRUE}" && test -z "${$1_FALSE}"; then
|
||||||
|
AC_MSG_ERROR([[conditional "$1" was never defined.
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||||||
|
Usually this means the macro was only invoked conditionally.]])
|
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|
fi])])
|
||||||
|
|
||||||
|
# Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2009
|
||||||
|
# Free Software Foundation, Inc.
|
||||||
|
#
|
||||||
|
# This file is free software; the Free Software Foundation
|
||||||
|
# gives unlimited permission to copy and/or distribute it,
|
||||||
|
# with or without modifications, as long as this notice is preserved.
|
||||||
|
|
||||||
|
# serial 10
|
||||||
|
|
||||||
|
# There are a few dirty hacks below to avoid letting `AC_PROG_CC' be
|
||||||
|
# written in clear, in which case automake, when reading aclocal.m4,
|
||||||
|
# will think it sees a *use*, and therefore will trigger all it's
|
||||||
|
# C support machinery. Also note that it means that autoscan, seeing
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|
# CC etc. in the Makefile, will ask for an AC_PROG_CC use...
|
||||||
|
|
||||||
|
|
||||||
|
# _AM_DEPENDENCIES(NAME)
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||||||
|
# ----------------------
|
||||||
|
# See how the compiler implements dependency checking.
|
||||||
|
# NAME is "CC", "CXX", "GCJ", or "OBJC".
|
||||||
|
# We try a few techniques and use that to set a single cache variable.
|
||||||
|
#
|
||||||
|
# We don't AC_REQUIRE the corresponding AC_PROG_CC since the latter was
|
||||||
|
# modified to invoke _AM_DEPENDENCIES(CC); we would have a circular
|
||||||
|
# dependency, and given that the user is not expected to run this macro,
|
||||||
|
# just rely on AC_PROG_CC.
|
||||||
|
AC_DEFUN([_AM_DEPENDENCIES],
|
||||||
|
[AC_REQUIRE([AM_SET_DEPDIR])dnl
|
||||||
|
AC_REQUIRE([AM_OUTPUT_DEPENDENCY_COMMANDS])dnl
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||||||
|
AC_REQUIRE([AM_MAKE_INCLUDE])dnl
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|
AC_REQUIRE([AM_DEP_TRACK])dnl
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||||||
|
|
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|
ifelse([$1], CC, [depcc="$CC" am_compiler_list=],
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|
[$1], CXX, [depcc="$CXX" am_compiler_list=],
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||||||
|
[$1], OBJC, [depcc="$OBJC" am_compiler_list='gcc3 gcc'],
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|
[$1], UPC, [depcc="$UPC" am_compiler_list=],
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||||||
|
[$1], GCJ, [depcc="$GCJ" am_compiler_list='gcc3 gcc'],
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|
[depcc="$$1" am_compiler_list=])
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|
|
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|
AC_CACHE_CHECK([dependency style of $depcc],
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|
[am_cv_$1_dependencies_compiler_type],
|
||||||
|
[if test -z "$AMDEP_TRUE" && test -f "$am_depcomp"; then
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|
# We make a subdir and do the tests there. Otherwise we can end up
|
||||||
|
# making bogus files that we don't know about and never remove. For
|
||||||
|
# instance it was reported that on HP-UX the gcc test will end up
|
||||||
|
# making a dummy file named `D' -- because `-MD' means `put the output
|
||||||
|
# in D'.
|
||||||
|
mkdir conftest.dir
|
||||||
|
# Copy depcomp to subdir because otherwise we won't find it if we're
|
||||||
|
# using a relative directory.
|
||||||
|
cp "$am_depcomp" conftest.dir
|
||||||
|
cd conftest.dir
|
||||||
|
# We will build objects and dependencies in a subdirectory because
|
||||||
|
# it helps to detect inapplicable dependency modes. For instance
|
||||||
|
# both Tru64's cc and ICC support -MD to output dependencies as a
|
||||||
|
# side effect of compilation, but ICC will put the dependencies in
|
||||||
|
# the current directory while Tru64 will put them in the object
|
||||||
|
# directory.
|
||||||
|
mkdir sub
|
||||||
|
|
||||||
|
am_cv_$1_dependencies_compiler_type=none
|
||||||
|
if test "$am_compiler_list" = ""; then
|
||||||
|
am_compiler_list=`sed -n ['s/^#*\([a-zA-Z0-9]*\))$/\1/p'] < ./depcomp`
|
||||||
|
fi
|
||||||
|
am__universal=false
|
||||||
|
m4_case([$1], [CC],
|
||||||
|
[case " $depcc " in #(
|
||||||
|
*\ -arch\ *\ -arch\ *) am__universal=true ;;
|
||||||
|
esac],
|
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|
[CXX],
|
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|
[case " $depcc " in #(
|
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|
*\ -arch\ *\ -arch\ *) am__universal=true ;;
|
||||||
|
esac])
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|
|
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|
for depmode in $am_compiler_list; do
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|
# Setup a source with many dependencies, because some compilers
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||||||
|
# like to wrap large dependency lists on column 80 (with \), and
|
||||||
|
# we should not choose a depcomp mode which is confused by this.
|
||||||
|
#
|
||||||
|
# We need to recreate these files for each test, as the compiler may
|
||||||
|
# overwrite some of them when testing with obscure command lines.
|
||||||
|
# This happens at least with the AIX C compiler.
|
||||||
|
: > sub/conftest.c
|
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|
for i in 1 2 3 4 5 6; do
|
||||||
|
echo '#include "conftst'$i'.h"' >> sub/conftest.c
|
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|
# Using `: > sub/conftst$i.h' creates only sub/conftst1.h with
|
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|
# Solaris 8's {/usr,}/bin/sh.
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||||||
|
touch sub/conftst$i.h
|
||||||
|
done
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|
echo "${am__include} ${am__quote}sub/conftest.Po${am__quote}" > confmf
|
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|
|
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|
# We check with `-c' and `-o' for the sake of the "dashmstdout"
|
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|
# mode. It turns out that the SunPro C++ compiler does not properly
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|
# handle `-M -o', and we need to detect this. Also, some Intel
|
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|
# versions had trouble with output in subdirs
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|
am__obj=sub/conftest.${OBJEXT-o}
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|
am__minus_obj="-o $am__obj"
|
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|
case $depmode in
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|
gcc)
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|
# This depmode causes a compiler race in universal mode.
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|
test "$am__universal" = false || continue
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|
;;
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|
nosideeffect)
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|
# after this tag, mechanisms are not by side-effect, so they'll
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|
# only be used when explicitly requested
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|
if test "x$enable_dependency_tracking" = xyes; then
|
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|
continue
|
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|
else
|
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|
break
|
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|
fi
|
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|
;;
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|
msvisualcpp | msvcmsys)
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|
# This compiler won't grok `-c -o', but also, the minuso test has
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|
# not run yet. These depmodes are late enough in the game, and
|
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|
# so weak that their functioning should not be impacted.
|
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|
am__obj=conftest.${OBJEXT-o}
|
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|
am__minus_obj=
|
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|
;;
|
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|
none) break ;;
|
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|
esac
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|
if depmode=$depmode \
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|
source=sub/conftest.c object=$am__obj \
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|
depfile=sub/conftest.Po tmpdepfile=sub/conftest.TPo \
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|
$SHELL ./depcomp $depcc -c $am__minus_obj sub/conftest.c \
|
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|
>/dev/null 2>conftest.err &&
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|
grep sub/conftst1.h sub/conftest.Po > /dev/null 2>&1 &&
|
||||||
|
grep sub/conftst6.h sub/conftest.Po > /dev/null 2>&1 &&
|
||||||
|
grep $am__obj sub/conftest.Po > /dev/null 2>&1 &&
|
||||||
|
${MAKE-make} -s -f confmf > /dev/null 2>&1; then
|
||||||
|
# icc doesn't choke on unknown options, it will just issue warnings
|
||||||
|
# or remarks (even with -Werror). So we grep stderr for any message
|
||||||
|
# that says an option was ignored or not supported.
|
||||||
|
# When given -MP, icc 7.0 and 7.1 complain thusly:
|
||||||
|
# icc: Command line warning: ignoring option '-M'; no argument required
|
||||||
|
# The diagnosis changed in icc 8.0:
|
||||||
|
# icc: Command line remark: option '-MP' not supported
|
||||||
|
if (grep 'ignoring option' conftest.err ||
|
||||||
|
grep 'not supported' conftest.err) >/dev/null 2>&1; then :; else
|
||||||
|
am_cv_$1_dependencies_compiler_type=$depmode
|
||||||
|
break
|
||||||
|
fi
|
||||||
|
fi
|
||||||
|
done
|
||||||
|
|
||||||
|
cd ..
|
||||||
|
rm -rf conftest.dir
|
||||||
|
else
|
||||||
|
am_cv_$1_dependencies_compiler_type=none
|
||||||
|
fi
|
||||||
|
])
|
||||||
|
AC_SUBST([$1DEPMODE], [depmode=$am_cv_$1_dependencies_compiler_type])
|
||||||
|
AM_CONDITIONAL([am__fastdep$1], [
|
||||||
|
test "x$enable_dependency_tracking" != xno \
|
||||||
|
&& test "$am_cv_$1_dependencies_compiler_type" = gcc3])
|
||||||
|
])
|
||||||
|
|
||||||
|
|
||||||
|
# AM_SET_DEPDIR
|
||||||
|
# -------------
|
||||||
|
# Choose a directory name for dependency files.
|
||||||
|
# This macro is AC_REQUIREd in _AM_DEPENDENCIES
|
||||||
|
AC_DEFUN([AM_SET_DEPDIR],
|
||||||
|
[AC_REQUIRE([AM_SET_LEADING_DOT])dnl
|
||||||
|
AC_SUBST([DEPDIR], ["${am__leading_dot}deps"])dnl
|
||||||
|
])
|
||||||
|
|
||||||
|
|
||||||
|
# AM_DEP_TRACK
|
||||||
|
# ------------
|
||||||
|
AC_DEFUN([AM_DEP_TRACK],
|
||||||
|
[AC_ARG_ENABLE(dependency-tracking,
|
||||||
|
[ --disable-dependency-tracking speeds up one-time build
|
||||||
|
--enable-dependency-tracking do not reject slow dependency extractors])
|
||||||
|
if test "x$enable_dependency_tracking" != xno; then
|
||||||
|
am_depcomp="$ac_aux_dir/depcomp"
|
||||||
|
AMDEPBACKSLASH='\'
|
||||||
|
fi
|
||||||
|
AM_CONDITIONAL([AMDEP], [test "x$enable_dependency_tracking" != xno])
|
||||||
|
AC_SUBST([AMDEPBACKSLASH])dnl
|
||||||
|
_AM_SUBST_NOTMAKE([AMDEPBACKSLASH])dnl
|
||||||
|
])
|
||||||
|
|
||||||
|
# Generate code to set up dependency tracking. -*- Autoconf -*-
|
||||||
|
|
||||||
|
# Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2008
|
||||||
|
# Free Software Foundation, Inc.
|
||||||
|
#
|
||||||
|
# This file is free software; the Free Software Foundation
|
||||||
|
# gives unlimited permission to copy and/or distribute it,
|
||||||
|
# with or without modifications, as long as this notice is preserved.
|
||||||
|
|
||||||
|
#serial 5
|
||||||
|
|
||||||
|
# _AM_OUTPUT_DEPENDENCY_COMMANDS
|
||||||
|
# ------------------------------
|
||||||
|
AC_DEFUN([_AM_OUTPUT_DEPENDENCY_COMMANDS],
|
||||||
|
[{
|
||||||
|
# Autoconf 2.62 quotes --file arguments for eval, but not when files
|
||||||
|
# are listed without --file. Let's play safe and only enable the eval
|
||||||
|
# if we detect the quoting.
|
||||||
|
case $CONFIG_FILES in
|
||||||
|
*\'*) eval set x "$CONFIG_FILES" ;;
|
||||||
|
*) set x $CONFIG_FILES ;;
|
||||||
|
esac
|
||||||
|
shift
|
||||||
|
for mf
|
||||||
|
do
|
||||||
|
# Strip MF so we end up with the name of the file.
|
||||||
|
mf=`echo "$mf" | sed -e 's/:.*$//'`
|
||||||
|
# Check whether this is an Automake generated Makefile or not.
|
||||||
|
# We used to match only the files named `Makefile.in', but
|
||||||
|
# some people rename them; so instead we look at the file content.
|
||||||
|
# Grep'ing the first line is not enough: some people post-process
|
||||||
|
# each Makefile.in and add a new line on top of each file to say so.
|
||||||
|
# Grep'ing the whole file is not good either: AIX grep has a line
|
||||||
|
# limit of 2048, but all sed's we know have understand at least 4000.
|
||||||
|
if sed -n 's,^#.*generated by automake.*,X,p' "$mf" | grep X >/dev/null 2>&1; then
|
||||||
|
dirpart=`AS_DIRNAME("$mf")`
|
||||||
|
else
|
||||||
|
continue
|
||||||
|
fi
|
||||||
|
# Extract the definition of DEPDIR, am__include, and am__quote
|
||||||
|
# from the Makefile without running `make'.
|
||||||
|
DEPDIR=`sed -n 's/^DEPDIR = //p' < "$mf"`
|
||||||
|
test -z "$DEPDIR" && continue
|
||||||
|
am__include=`sed -n 's/^am__include = //p' < "$mf"`
|
||||||
|
test -z "am__include" && continue
|
||||||
|
am__quote=`sed -n 's/^am__quote = //p' < "$mf"`
|
||||||
|
# When using ansi2knr, U may be empty or an underscore; expand it
|
||||||
|
U=`sed -n 's/^U = //p' < "$mf"`
|
||||||
|
# Find all dependency output files, they are included files with
|
||||||
|
# $(DEPDIR) in their names. We invoke sed twice because it is the
|
||||||
|
# simplest approach to changing $(DEPDIR) to its actual value in the
|
||||||
|
# expansion.
|
||||||
|
for file in `sed -n "
|
||||||
|
s/^$am__include $am__quote\(.*(DEPDIR).*\)$am__quote"'$/\1/p' <"$mf" | \
|
||||||
|
sed -e 's/\$(DEPDIR)/'"$DEPDIR"'/g' -e 's/\$U/'"$U"'/g'`; do
|
||||||
|
# Make sure the directory exists.
|
||||||
|
test -f "$dirpart/$file" && continue
|
||||||
|
fdir=`AS_DIRNAME(["$file"])`
|
||||||
|
AS_MKDIR_P([$dirpart/$fdir])
|
||||||
|
# echo "creating $dirpart/$file"
|
||||||
|
echo '# dummy' > "$dirpart/$file"
|
||||||
|
done
|
||||||
|
done
|
||||||
|
}
|
||||||
|
])# _AM_OUTPUT_DEPENDENCY_COMMANDS
|
||||||
|
|
||||||
|
|
||||||
|
# AM_OUTPUT_DEPENDENCY_COMMANDS
|
||||||
|
# -----------------------------
|
||||||
|
# This macro should only be invoked once -- use via AC_REQUIRE.
|
||||||
|
#
|
||||||
|
# This code is only required when automatic dependency tracking
|
||||||
|
# is enabled. FIXME. This creates each `.P' file that we will
|
||||||
|
# need in order to bootstrap the dependency handling code.
|
||||||
|
AC_DEFUN([AM_OUTPUT_DEPENDENCY_COMMANDS],
|
||||||
|
[AC_CONFIG_COMMANDS([depfiles],
|
||||||
|
[test x"$AMDEP_TRUE" != x"" || _AM_OUTPUT_DEPENDENCY_COMMANDS],
|
||||||
|
[AMDEP_TRUE="$AMDEP_TRUE" ac_aux_dir="$ac_aux_dir"])
|
||||||
|
])
|
||||||
|
|
||||||
|
# Copyright (C) 2003, 2005 Free Software Foundation, Inc.
|
||||||
|
#
|
||||||
|
# This file is free software; the Free Software Foundation
|
||||||
|
# gives unlimited permission to copy and/or distribute it,
|
||||||
|
# with or without modifications, as long as this notice is preserved.
|
||||||
|
|
||||||
|
# serial 2
|
||||||
|
|
||||||
|
# Check whether the underlying file-system supports filenames
|
||||||
|
# with a leading dot. For instance MS-DOS doesn't.
|
||||||
|
AC_DEFUN([AM_SET_LEADING_DOT],
|
||||||
|
[rm -rf .tst 2>/dev/null
|
||||||
|
mkdir .tst 2>/dev/null
|
||||||
|
if test -d .tst; then
|
||||||
|
am__leading_dot=.
|
||||||
|
else
|
||||||
|
am__leading_dot=_
|
||||||
|
fi
|
||||||
|
rmdir .tst 2>/dev/null
|
||||||
|
AC_SUBST([am__leading_dot])])
|
||||||
|
|
||||||
|
# Check to see how 'make' treats includes. -*- Autoconf -*-
|
||||||
|
|
||||||
|
# Copyright (C) 2001, 2002, 2003, 2005, 2009 Free Software Foundation, Inc.
|
||||||
|
#
|
||||||
|
# This file is free software; the Free Software Foundation
|
||||||
|
# gives unlimited permission to copy and/or distribute it,
|
||||||
|
# with or without modifications, as long as this notice is preserved.
|
||||||
|
|
||||||
|
# serial 4
|
||||||
|
|
||||||
|
# AM_MAKE_INCLUDE()
|
||||||
|
# -----------------
|
||||||
|
# Check to see how make treats includes.
|
||||||
|
AC_DEFUN([AM_MAKE_INCLUDE],
|
||||||
|
[am_make=${MAKE-make}
|
||||||
|
cat > confinc << 'END'
|
||||||
|
am__doit:
|
||||||
|
@echo this is the am__doit target
|
||||||
|
.PHONY: am__doit
|
||||||
|
END
|
||||||
|
# If we don't find an include directive, just comment out the code.
|
||||||
|
AC_MSG_CHECKING([for style of include used by $am_make])
|
||||||
|
am__include="#"
|
||||||
|
am__quote=
|
||||||
|
_am_result=none
|
||||||
|
# First try GNU make style include.
|
||||||
|
echo "include confinc" > confmf
|
||||||
|
# Ignore all kinds of additional output from `make'.
|
||||||
|
case `$am_make -s -f confmf 2> /dev/null` in #(
|
||||||
|
*the\ am__doit\ target*)
|
||||||
|
am__include=include
|
||||||
|
am__quote=
|
||||||
|
_am_result=GNU
|
||||||
|
;;
|
||||||
|
esac
|
||||||
|
# Now try BSD make style include.
|
||||||
|
if test "$am__include" = "#"; then
|
||||||
|
echo '.include "confinc"' > confmf
|
||||||
|
case `$am_make -s -f confmf 2> /dev/null` in #(
|
||||||
|
*the\ am__doit\ target*)
|
||||||
|
am__include=.include
|
||||||
|
am__quote="\""
|
||||||
|
_am_result=BSD
|
||||||
|
;;
|
||||||
|
esac
|
||||||
|
fi
|
||||||
|
AC_SUBST([am__include])
|
||||||
|
AC_SUBST([am__quote])
|
||||||
|
AC_MSG_RESULT([$_am_result])
|
||||||
|
rm -f confinc confmf
|
||||||
|
])
|
||||||
|
|
||||||
|
# Copyright (C) 2006, 2008 Free Software Foundation, Inc.
|
||||||
|
#
|
||||||
|
# This file is free software; the Free Software Foundation
|
||||||
|
# gives unlimited permission to copy and/or distribute it,
|
||||||
|
# with or without modifications, as long as this notice is preserved.
|
||||||
|
|
||||||
|
# serial 2
|
||||||
|
|
||||||
|
# _AM_SUBST_NOTMAKE(VARIABLE)
|
||||||
|
# ---------------------------
|
||||||
|
# Prevent Automake from outputting VARIABLE = @VARIABLE@ in Makefile.in.
|
||||||
|
# This macro is traced by Automake.
|
||||||
|
AC_DEFUN([_AM_SUBST_NOTMAKE])
|
||||||
|
|
||||||
|
# AM_SUBST_NOTMAKE(VARIABLE)
|
||||||
|
# ---------------------------
|
||||||
|
# Public sister of _AM_SUBST_NOTMAKE.
|
||||||
|
AC_DEFUN([AM_SUBST_NOTMAKE], [_AM_SUBST_NOTMAKE($@)])
|
||||||
|
|
||||||
|
m4_include([../acinclude.m4])
|
||||||
3974
libgloss/tic6x/configure
vendored
Executable file
3974
libgloss/tic6x/configure
vendored
Executable file
File diff suppressed because it is too large
Load Diff
54
libgloss/tic6x/configure.in
Normal file
54
libgloss/tic6x/configure.in
Normal file
@ -0,0 +1,54 @@
|
|||||||
|
dnl 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=${srcdir}/../config/default.mh
|
||||||
|
|
||||||
|
dnl We have to assign the same value to other variables because autoconf
|
||||||
|
dnl doesn't provide a mechanism to substitute a replacement keyword with
|
||||||
|
dnl arbitrary data or pathnames.
|
||||||
|
dnl
|
||||||
|
host_makefile_frag_path=$host_makefile_frag
|
||||||
|
AC_SUBST(host_makefile_frag_path)
|
||||||
|
AC_SUBST_FILE(host_makefile_frag)
|
||||||
|
|
||||||
|
AC_CONFIG_FILES(Makefile,
|
||||||
|
. ${libgloss_topdir}/config-ml.in,
|
||||||
|
srcdir=${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
|
||||||
63
libgloss/tic6x/crt0.S
Normal file
63
libgloss/tic6x/crt0.S
Normal file
@ -0,0 +1,63 @@
|
|||||||
|
/* crt0.S for the TI C6X series of processors
|
||||||
|
|
||||||
|
Copyright (c) 2010 CodeSourcery, Inc.
|
||||||
|
All rights reserved.
|
||||||
|
|
||||||
|
Redistribution and use in source and binary forms, with or without
|
||||||
|
modification, are permitted provided that the following conditions are met:
|
||||||
|
* Redistributions of source code must retain the above copyright
|
||||||
|
notice, this list of conditions and the following disclaimer.
|
||||||
|
* Redistributions in binary form must reproduce the above copyright
|
||||||
|
notice, this list of conditions and the following disclaimer in the
|
||||||
|
documentation and/or other materials provided with the distribution.
|
||||||
|
* Neither the name of CodeSourcery nor the
|
||||||
|
names of its contributors may be used to endorse or promote products
|
||||||
|
derived from this software without specific prior written permission.
|
||||||
|
|
||||||
|
THIS SOFTWARE IS PROVIDED BY CODESOURCERY, INC. ``AS IS'' AND ANY
|
||||||
|
EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
||||||
|
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
||||||
|
PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL CODESOURCERY BE LIABLE
|
||||||
|
FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
||||||
|
CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
|
||||||
|
OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
|
||||||
|
BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
|
||||||
|
LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
||||||
|
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
|
||||||
|
USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
|
||||||
|
DAMAGE. */
|
||||||
|
|
||||||
|
.text
|
||||||
|
.align 2
|
||||||
|
|
||||||
|
.global _start
|
||||||
|
_start:
|
||||||
|
/* Start by setting up a stack */
|
||||||
|
mvkl .s2 _STACK_START - 4, B15
|
||||||
|
mvkh .s2 _STACK_START - 4, B15
|
||||||
|
and .s2 -8, B15, B15
|
||||||
|
|
||||||
|
mvkl .s2 __c6xabi_DSBT_BASE, B14
|
||||||
|
mvkh .s2 __c6xabi_DSBT_BASE, B14
|
||||||
|
|
||||||
|
#ifdef __DSBT__
|
||||||
|
stw .d2t2 B14, *B14
|
||||||
|
#endif
|
||||||
|
/* Zero the memory in the .bss section. */
|
||||||
|
|
||||||
|
/* Set up GOT pointer. */
|
||||||
|
|
||||||
|
mvkl .s2 1f, B3
|
||||||
|
mvkh .s2 1f, B3
|
||||||
|
call .s2 _init
|
||||||
|
nop 5
|
||||||
|
1:
|
||||||
|
|
||||||
|
mvkl .s2 1f, B3
|
||||||
|
mvkh .s2 1f, B3
|
||||||
|
call .s2 main
|
||||||
|
nop 5
|
||||||
|
1:
|
||||||
|
|
||||||
|
b .s2 exit
|
||||||
|
nop 5
|
||||||
26
libgloss/tic6x/getpid.c
Normal file
26
libgloss/tic6x/getpid.c
Normal file
@ -0,0 +1,26 @@
|
|||||||
|
/* getpid.c -- get the current process id.
|
||||||
|
*
|
||||||
|
* Copyright (c) 1995 Cygnus Support
|
||||||
|
*
|
||||||
|
* The authors hereby grant permission to use, copy, modify, distribute,
|
||||||
|
* and license this software and its documentation for any purpose, provided
|
||||||
|
* that existing copyright notices are retained in all copies and that this
|
||||||
|
* notice is included verbatim in any distributions. No written agreement,
|
||||||
|
* license, or royalty fee is required for any of the authorized uses.
|
||||||
|
* Modifications to this software may be copyrighted by their authors
|
||||||
|
* and need not follow the licensing terms described here, provided that
|
||||||
|
* the new terms are clearly indicated on the first page of each file where
|
||||||
|
* they apply.
|
||||||
|
*/
|
||||||
|
#include <_ansi.h>
|
||||||
|
#define __MYPID 1
|
||||||
|
|
||||||
|
/*
|
||||||
|
* getpid -- only one process, so just return 1.
|
||||||
|
*/
|
||||||
|
int
|
||||||
|
_DEFUN (getpid, (),
|
||||||
|
)
|
||||||
|
{
|
||||||
|
return __MYPID;
|
||||||
|
}
|
||||||
29
libgloss/tic6x/kill.c
Normal file
29
libgloss/tic6x/kill.c
Normal file
@ -0,0 +1,29 @@
|
|||||||
|
/* kill.c -- remove a process.
|
||||||
|
*
|
||||||
|
* Copyright (c) 1995 Cygnus Support
|
||||||
|
*
|
||||||
|
* The authors hereby grant permission to use, copy, modify, distribute,
|
||||||
|
* and license this software and its documentation for any purpose, provided
|
||||||
|
* that existing copyright notices are retained in all copies and that this
|
||||||
|
* notice is included verbatim in any distributions. No written agreement,
|
||||||
|
* license, or royalty fee is required for any of the authorized uses.
|
||||||
|
* Modifications to this software may be copyrighted by their authors
|
||||||
|
* and need not follow the licensing terms described here, provided that
|
||||||
|
* the new terms are clearly indicated on the first page of each file where
|
||||||
|
* they apply.
|
||||||
|
*/
|
||||||
|
#include <_ansi.h>
|
||||||
|
#define __MYPID 1
|
||||||
|
|
||||||
|
/*
|
||||||
|
* kill -- go out via exit...
|
||||||
|
*/
|
||||||
|
int
|
||||||
|
_DEFUN (kill, (pid, sig),
|
||||||
|
int pid _AND
|
||||||
|
int sig)
|
||||||
|
{
|
||||||
|
if(pid == __MYPID)
|
||||||
|
_exit(sig);
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
59
libgloss/tic6x/sbrk.c
Normal file
59
libgloss/tic6x/sbrk.c
Normal file
@ -0,0 +1,59 @@
|
|||||||
|
/* sbrk.c -- Implementation of the low-level sbrk() routine
|
||||||
|
*
|
||||||
|
* Copyright (c) 2004 National Semiconductor Corporation
|
||||||
|
*
|
||||||
|
* The authors hereby grant permission to use, copy, modify, distribute,
|
||||||
|
* and license this software and its documentation for any purpose, provided
|
||||||
|
* that existing copyright notices are retained in all copies and that this
|
||||||
|
* notice is included verbatim in any distributions. No written agreement,
|
||||||
|
* license, or royalty fee is required for any of the authorized uses.
|
||||||
|
* Modifications to this software may be copyrighted by their authors
|
||||||
|
* and need not follow the licensing terms described here, provided that
|
||||||
|
* the new terms are clearly indicated on the first page of each file where
|
||||||
|
* they apply.
|
||||||
|
*/
|
||||||
|
|
||||||
|
#include <errno.h>
|
||||||
|
#include <stddef.h> /* where ptrdiff_t is defined */
|
||||||
|
#include <stdlib.h>
|
||||||
|
|
||||||
|
/* Start of the heap. */
|
||||||
|
extern const char _HEAP_START __attribute__((section(".heap")));
|
||||||
|
/* End of the heap (maximum value of heap_ptr). */
|
||||||
|
extern const char _HEAP_MAX __attribute__((section(".heap")));
|
||||||
|
|
||||||
|
/* Extend heap space by size bytes.
|
||||||
|
Return start of new space allocated, or -1 for errors
|
||||||
|
Error cases:
|
||||||
|
1. Allocation is not within heap range */
|
||||||
|
|
||||||
|
void * sbrk (ptrdiff_t size)
|
||||||
|
{
|
||||||
|
/*
|
||||||
|
* The following two memory locations should be defined in the linker script file
|
||||||
|
*/
|
||||||
|
|
||||||
|
static const char * heap_ptr; /* pointer to head of heap */
|
||||||
|
const char * old_heap_ptr;
|
||||||
|
static unsigned char init_sbrk = 0;
|
||||||
|
|
||||||
|
/* heap_ptr is initialized to HEAP_START */
|
||||||
|
if (init_sbrk == 0)
|
||||||
|
{
|
||||||
|
heap_ptr = &_HEAP_START;
|
||||||
|
init_sbrk = 1;
|
||||||
|
}
|
||||||
|
|
||||||
|
old_heap_ptr = heap_ptr;
|
||||||
|
|
||||||
|
if ((heap_ptr + size) > &_HEAP_MAX)
|
||||||
|
{
|
||||||
|
/* top of heap is bigger than _HEAP_MAX */
|
||||||
|
errno = ENOMEM;
|
||||||
|
return (void *) -1;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* success: update heap_ptr and return previous value */
|
||||||
|
heap_ptr += size;
|
||||||
|
return (void *)old_heap_ptr;
|
||||||
|
}
|
||||||
361
libgloss/tic6x/syscalls.c
Normal file
361
libgloss/tic6x/syscalls.c
Normal file
@ -0,0 +1,361 @@
|
|||||||
|
/* Copyright (c) 2010 CodeSourcery, Inc.
|
||||||
|
All rights reserved.
|
||||||
|
|
||||||
|
Redistribution and use in source and binary forms, with or without
|
||||||
|
modification, are permitted provided that the following conditions are met:
|
||||||
|
* Redistributions of source code must retain the above copyright
|
||||||
|
notice, this list of conditions and the following disclaimer.
|
||||||
|
* Redistributions in binary form must reproduce the above copyright
|
||||||
|
notice, this list of conditions and the following disclaimer in the
|
||||||
|
documentation and/or other materials provided with the distribution.
|
||||||
|
* Neither the name of CodeSourcery nor the
|
||||||
|
names of its contributors may be used to endorse or promote products
|
||||||
|
derived from this software without specific prior written permission.
|
||||||
|
|
||||||
|
THIS SOFTWARE IS PROVIDED BY CODESOURCERY, INC. ``AS IS'' AND ANY
|
||||||
|
EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
||||||
|
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
||||||
|
PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL CODESOURCERY BE LIABLE
|
||||||
|
FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
||||||
|
CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
|
||||||
|
OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
|
||||||
|
BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
|
||||||
|
LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
||||||
|
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
|
||||||
|
USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
|
||||||
|
DAMAGE. */
|
||||||
|
|
||||||
|
#include <stdio.h>
|
||||||
|
#include <string.h>
|
||||||
|
#include <time.h>
|
||||||
|
#include <sys/time.h>
|
||||||
|
#include <sys/stat.h>
|
||||||
|
#include <errno.h>
|
||||||
|
|
||||||
|
#define _DTOPEN 0xf0
|
||||||
|
#define _DTCLOSE 0xf1
|
||||||
|
#define _DTREAD 0xf2
|
||||||
|
#define _DTWRITE 0xf3
|
||||||
|
#define _DTLSEEK 0xf4
|
||||||
|
#define _DTUNLINK 0xf5
|
||||||
|
#define _DTGETENV 0xf6
|
||||||
|
#define _DTRENAME 0xf7
|
||||||
|
#define _DTGETTIME 0xf8
|
||||||
|
#define _DTGETCLK 0xf9
|
||||||
|
#define _DTSYNC 0xff
|
||||||
|
|
||||||
|
#define CIOBUFSIZ (BUFSIZ + 32)
|
||||||
|
|
||||||
|
struct __attribute__((packed)) cio_open_to_host
|
||||||
|
{
|
||||||
|
/* Suggested file descriptor (little endian). */
|
||||||
|
short fd;
|
||||||
|
/* Flags (little endian). */
|
||||||
|
short flags;
|
||||||
|
};
|
||||||
|
|
||||||
|
struct __attribute__((packed)) cio_open_from_host
|
||||||
|
{
|
||||||
|
/* File descriptor (little endian). */
|
||||||
|
short fd;
|
||||||
|
};
|
||||||
|
|
||||||
|
struct __attribute__((packed)) cio_close_to_host
|
||||||
|
{
|
||||||
|
/* File descriptor (little endian). */
|
||||||
|
short fd;
|
||||||
|
};
|
||||||
|
|
||||||
|
struct __attribute__((packed)) cio_close_from_host
|
||||||
|
{
|
||||||
|
/* Result (little endian). */
|
||||||
|
short result;
|
||||||
|
};
|
||||||
|
|
||||||
|
struct __attribute__((packed)) cio_read_to_host
|
||||||
|
{
|
||||||
|
/* File descriptor (little endian). */
|
||||||
|
short fd;
|
||||||
|
/* Length (little endian). */
|
||||||
|
short length;
|
||||||
|
};
|
||||||
|
|
||||||
|
struct __attribute__((packed)) cio_read_from_host
|
||||||
|
{
|
||||||
|
/* Result (little endian). */
|
||||||
|
short result;
|
||||||
|
};
|
||||||
|
|
||||||
|
struct __attribute__((packed)) cio_write_to_host
|
||||||
|
{
|
||||||
|
/* File descriptor (little endian). */
|
||||||
|
short fd;
|
||||||
|
/* Length (little endian). */
|
||||||
|
short length;
|
||||||
|
};
|
||||||
|
|
||||||
|
struct __attribute__((packed)) cio_write_from_host
|
||||||
|
{
|
||||||
|
/* Result (little endian). */
|
||||||
|
short result;
|
||||||
|
};
|
||||||
|
|
||||||
|
struct __attribute__((packed)) cio_lseek_to_host
|
||||||
|
{
|
||||||
|
/* File descriptor (little endian). */
|
||||||
|
short fd;
|
||||||
|
/* Offset (little endian). */
|
||||||
|
int offset;
|
||||||
|
/* Whence (little endian). */
|
||||||
|
short whence;
|
||||||
|
};
|
||||||
|
|
||||||
|
struct __attribute__((packed)) cio_lseek_from_host
|
||||||
|
{
|
||||||
|
/* Result (little endian). */
|
||||||
|
int result;
|
||||||
|
};
|
||||||
|
|
||||||
|
struct __attribute__((packed)) cio_unlink_to_host
|
||||||
|
{
|
||||||
|
/* Empty. */
|
||||||
|
};
|
||||||
|
|
||||||
|
struct __attribute__((packed)) cio_unlink_from_host
|
||||||
|
{
|
||||||
|
/* Result (little endian). */
|
||||||
|
short result;
|
||||||
|
};
|
||||||
|
|
||||||
|
struct __attribute__((packed)) cio_rename_to_host
|
||||||
|
{
|
||||||
|
/* Empty. */
|
||||||
|
};
|
||||||
|
|
||||||
|
struct __attribute__((packed)) cio_rename_from_host
|
||||||
|
{
|
||||||
|
/* Result (little endian). */
|
||||||
|
short result;
|
||||||
|
};
|
||||||
|
|
||||||
|
struct __attribute__((packed)) cio_gettime_to_host
|
||||||
|
{
|
||||||
|
/* Empty. */
|
||||||
|
};
|
||||||
|
|
||||||
|
struct __attribute__((packed)) cio_gettime_from_host
|
||||||
|
{
|
||||||
|
/* Time (little endian). */
|
||||||
|
int time;
|
||||||
|
};
|
||||||
|
|
||||||
|
struct __attribute__((packed)) cio_to_host
|
||||||
|
{
|
||||||
|
/* Data length (target endian). */
|
||||||
|
unsigned int length;
|
||||||
|
/* Command. */
|
||||||
|
unsigned char command;
|
||||||
|
/* Parameters. */
|
||||||
|
union
|
||||||
|
{
|
||||||
|
unsigned char buf[8];
|
||||||
|
struct cio_open_to_host open;
|
||||||
|
struct cio_close_to_host close;
|
||||||
|
struct cio_read_to_host read;
|
||||||
|
struct cio_write_to_host write;
|
||||||
|
struct cio_lseek_to_host lseek;
|
||||||
|
struct cio_unlink_to_host unlink;
|
||||||
|
struct cio_rename_to_host rename;
|
||||||
|
struct cio_gettime_to_host gettime;
|
||||||
|
} parms;
|
||||||
|
/* Variable-length data. */
|
||||||
|
unsigned char data[];
|
||||||
|
};
|
||||||
|
|
||||||
|
struct __attribute__((packed)) cio_from_host
|
||||||
|
{
|
||||||
|
/* Length (target endian). */
|
||||||
|
unsigned int length;
|
||||||
|
/* Parameters. */
|
||||||
|
union
|
||||||
|
{
|
||||||
|
unsigned char buf[8];
|
||||||
|
struct cio_open_from_host open;
|
||||||
|
struct cio_close_from_host close;
|
||||||
|
struct cio_read_from_host read;
|
||||||
|
struct cio_write_from_host write;
|
||||||
|
struct cio_lseek_from_host lseek;
|
||||||
|
struct cio_unlink_from_host unlink;
|
||||||
|
struct cio_rename_from_host rename;
|
||||||
|
struct cio_gettime_from_host gettime;
|
||||||
|
} parms;
|
||||||
|
/* Data. */
|
||||||
|
unsigned char data[];
|
||||||
|
};
|
||||||
|
|
||||||
|
union
|
||||||
|
{
|
||||||
|
unsigned char buf[CIOBUFSIZ];
|
||||||
|
int align;
|
||||||
|
union
|
||||||
|
{
|
||||||
|
struct cio_to_host to_host;
|
||||||
|
struct cio_from_host from_host;
|
||||||
|
} u;
|
||||||
|
} _CIOBUF_ __attribute__((section(".cio")));
|
||||||
|
|
||||||
|
#ifdef _BIG_ENDIAN
|
||||||
|
#define SWAPSHORT(s) ((short)((((s) & 0xff) << 8) | (((s) & 0xff00) >> 8)))
|
||||||
|
#define SWAPINT(i) (__builtin_bswap32 (i))
|
||||||
|
#else
|
||||||
|
#define SWAPSHORT(s) (s)
|
||||||
|
#define SWAPINT(i) (i)
|
||||||
|
#endif
|
||||||
|
|
||||||
|
static void __attribute__((noinline))
|
||||||
|
do_semi_call (void)
|
||||||
|
{
|
||||||
|
asm volatile (".globl C$$IO$$\nnop\nC$$IO$$:nop" : "+m" (_CIOBUF_));
|
||||||
|
}
|
||||||
|
|
||||||
|
static inline void
|
||||||
|
semi_call_wrapper (unsigned char command, const char *data,
|
||||||
|
unsigned int length)
|
||||||
|
{
|
||||||
|
_CIOBUF_.u.to_host.length = length;
|
||||||
|
_CIOBUF_.u.to_host.command = command;
|
||||||
|
if (data != NULL)
|
||||||
|
memcpy (_CIOBUF_.u.to_host.data, data, length);
|
||||||
|
do_semi_call ();
|
||||||
|
}
|
||||||
|
|
||||||
|
static inline void
|
||||||
|
semi_call_wrapper2 (unsigned char command, const char *data1,
|
||||||
|
unsigned int length1, const char *data2,
|
||||||
|
unsigned int length2)
|
||||||
|
{
|
||||||
|
_CIOBUF_.u.to_host.length = length1 + length2;
|
||||||
|
_CIOBUF_.u.to_host.command = command;
|
||||||
|
if (data1 != NULL)
|
||||||
|
memcpy (_CIOBUF_.u.to_host.data, data1, length1);
|
||||||
|
if (data2 != NULL)
|
||||||
|
memcpy (_CIOBUF_.u.to_host.data + length1, data2, length2);
|
||||||
|
do_semi_call ();
|
||||||
|
}
|
||||||
|
|
||||||
|
void
|
||||||
|
_exit (int status)
|
||||||
|
{
|
||||||
|
/* The semihosting interface appears to provide no way to return an
|
||||||
|
exit status. */
|
||||||
|
asm volatile (".globl C$$EXIT\nnop\nC$$EXIT:nop");
|
||||||
|
}
|
||||||
|
|
||||||
|
int
|
||||||
|
open (const char *path, int flags, ...)
|
||||||
|
{
|
||||||
|
/* ??? It's not clear what the suggested fd is for. */
|
||||||
|
static short suggest_fd = 3;
|
||||||
|
short ret_fd;
|
||||||
|
++suggest_fd;
|
||||||
|
_CIOBUF_.u.to_host.parms.open.fd = SWAPSHORT (suggest_fd);
|
||||||
|
_CIOBUF_.u.to_host.parms.open.flags = SWAPSHORT (flags);
|
||||||
|
semi_call_wrapper (_DTOPEN, path, strlen (path) + 1);
|
||||||
|
ret_fd = SWAPSHORT (_CIOBUF_.u.from_host.parms.open.fd);
|
||||||
|
if (ret_fd == -1)
|
||||||
|
return -1;
|
||||||
|
return suggest_fd;
|
||||||
|
}
|
||||||
|
|
||||||
|
int
|
||||||
|
close (int fd)
|
||||||
|
{
|
||||||
|
_CIOBUF_.u.to_host.parms.close.fd = SWAPSHORT (fd);
|
||||||
|
semi_call_wrapper (_DTCLOSE, NULL, 0);
|
||||||
|
return SWAPSHORT (_CIOBUF_.u.from_host.parms.close.result);
|
||||||
|
}
|
||||||
|
|
||||||
|
int
|
||||||
|
read (int fd, char *ptr, int len)
|
||||||
|
{
|
||||||
|
if (len > BUFSIZ)
|
||||||
|
len = BUFSIZ;
|
||||||
|
_CIOBUF_.u.to_host.parms.read.fd = SWAPSHORT (fd);
|
||||||
|
_CIOBUF_.u.to_host.parms.read.length = SWAPSHORT (len);
|
||||||
|
semi_call_wrapper (_DTREAD, NULL, 0);
|
||||||
|
memcpy (ptr, _CIOBUF_.u.from_host.data, _CIOBUF_.u.from_host.length);
|
||||||
|
return SWAPSHORT (_CIOBUF_.u.from_host.parms.read.result);
|
||||||
|
}
|
||||||
|
|
||||||
|
int
|
||||||
|
write (int fd, char *ptr, int len)
|
||||||
|
{
|
||||||
|
if (len > BUFSIZ)
|
||||||
|
len = BUFSIZ;
|
||||||
|
_CIOBUF_.u.to_host.parms.write.fd = SWAPSHORT (fd);
|
||||||
|
_CIOBUF_.u.to_host.parms.write.length = SWAPSHORT (len);
|
||||||
|
semi_call_wrapper (_DTWRITE, ptr, len);
|
||||||
|
return SWAPSHORT (_CIOBUF_.u.from_host.parms.write.result);
|
||||||
|
}
|
||||||
|
|
||||||
|
int
|
||||||
|
lseek (int fd, int offset, int whence)
|
||||||
|
{
|
||||||
|
_CIOBUF_.u.to_host.parms.lseek.fd = SWAPSHORT (fd);
|
||||||
|
_CIOBUF_.u.to_host.parms.lseek.offset = SWAPINT (offset);
|
||||||
|
_CIOBUF_.u.to_host.parms.lseek.whence = SWAPSHORT (whence);
|
||||||
|
semi_call_wrapper (_DTLSEEK, NULL, 0);
|
||||||
|
return SWAPINT (_CIOBUF_.u.from_host.parms.lseek.result);
|
||||||
|
}
|
||||||
|
|
||||||
|
int
|
||||||
|
unlink (const char *path)
|
||||||
|
{
|
||||||
|
semi_call_wrapper (_DTUNLINK, path, strlen (path) + 1);
|
||||||
|
return SWAPSHORT (_CIOBUF_.u.from_host.parms.unlink.result);
|
||||||
|
}
|
||||||
|
|
||||||
|
int
|
||||||
|
rename (const char *oldpath, const char *newpath)
|
||||||
|
{
|
||||||
|
semi_call_wrapper2 (_DTRENAME, oldpath, strlen (oldpath) + 1,
|
||||||
|
newpath, strlen (newpath) + 1);
|
||||||
|
return SWAPSHORT (_CIOBUF_.u.from_host.parms.rename.result);
|
||||||
|
}
|
||||||
|
|
||||||
|
int
|
||||||
|
gettimeofday (struct timeval *tp, void *tzvp)
|
||||||
|
{
|
||||||
|
struct timezone *tzp = tzvp;
|
||||||
|
|
||||||
|
if (tp)
|
||||||
|
{
|
||||||
|
semi_call_wrapper (_DTGETTIME, NULL, 0);
|
||||||
|
tp->tv_sec = SWAPINT (_CIOBUF_.u.from_host.parms.gettime.time);
|
||||||
|
tp->tv_usec = 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
if (tzp)
|
||||||
|
{
|
||||||
|
tzp->tz_minuteswest = 0;
|
||||||
|
tzp->tz_dsttime = 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
int
|
||||||
|
isatty (int file __attribute__((unused)))
|
||||||
|
{
|
||||||
|
errno = ENOSYS;
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
int
|
||||||
|
fstat (int fd, struct stat *buf)
|
||||||
|
{
|
||||||
|
buf->st_mode = S_IFCHR; /* Always pretend to be a tty */
|
||||||
|
buf->st_blksize = 0;
|
||||||
|
|
||||||
|
return (0);
|
||||||
|
}
|
||||||
Loading…
x
Reference in New Issue
Block a user