mirror of
https://gitlab.rtems.org/rtems/rtos/rtems.git
synced 2026-11-14 02:02:39 +08:00
2008-10-02 Joel Sherrill <joel.sherrill@oarcorp.com>
* .cvsignore, ChangeLog, Makefile.am, bsp_specs, configure.ac, preinstall.am, console/console-io.c, console/syscalls.S, console/trap0.S, include/.cvsignore, include/bsp.h, include/tm27.h, start/start.S, startup/linkcmds: New files.
This commit is contained in:
Joel Sherrill committed
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7059d8fc62
commit
ea1116dbfc
14 files changed
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@@ -0,0 +1,8 @@
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aclocal.m4
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autom4te*.cache
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config.cache
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config.log
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config.status
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configure
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Makefile
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Makefile.in
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File diff suppressed because it is too large.
Load diff
@@ -0,0 +1,48 @@
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##
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## $Id$
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##
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ACLOCAL_AMFLAGS = -I ../../../../aclocal
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include $(top_srcdir)/../../../../automake/compile.am
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include $(top_srcdir)/../../bsp.am
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include_bspdir = $(includedir)/bsp
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dist_project_lib_DATA = bsp_specs
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include_HEADERS = include/bsp.h
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include_HEADERS += include/tm27.h
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nodist_include_HEADERS = include/bspopts.h
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nodist_include_bsp_HEADERS = ../../shared/include/bootcard.h
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DISTCLEANFILES = include/bspopts.h
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noinst_PROGRAMS =
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nodist_include_HEADERS += ../../shared/include/coverhd.h
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EXTRA_DIST = start/start.S
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start.$(OBJEXT): start/start.S
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$(CPPASCOMPILE) -o $@ -c $<
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project_lib_DATA = start.$(OBJEXT)
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dist_project_lib_DATA += startup/linkcmds
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startup_SOURCES = ../../shared/bspclean.c ../../shared/bsplibc.c \
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../../shared/bsppredriverhook.c ../../shared/bsppretaskinghook.c \
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../../shared/bspgetworkarea.c ../../shared/bsppost.c \
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../../shared/bspstart.c ../../shared/bootcard.c ../../shared/sbrk.c \
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../../shared/gnatinstallhandler.c
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clock_SOURCES = ../../shared/clock_driver_simidle.c
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console_SOURCES = ../../shared/console-polled.c console/console-io.c \
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console/trap0.S
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timer_SOURCES = ../../shared/timerstub.c
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noinst_LIBRARIES = libbsp.a
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libbsp_a_SOURCES = $(startup_SOURCES) $(clock_SOURCES) $(console_SOURCES) \
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$(timer_SOURCES)
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EXTRA_DIST += times
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include $(srcdir)/preinstall.am
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include $(top_srcdir)/../../../../automake/local.am
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@@ -0,0 +1,15 @@
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%rename endfile old_endfile
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%rename startfile old_startfile
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%rename link old_link
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*startfile:
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%{!qrtems: %(old_startfile)} \
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%{!nostdlib: %{qrtems: start.o%s crtinit.o%s}}
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*endfile:
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%{!qrtems: %(old_endfile)} \
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%{!nostdlib: %{qrtems: crtfini.o%s}}
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*link:
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%(old_link) %{!qrtems: %(old_link)} %{qrtems: -dc -dp -N -e _start}
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@@ -0,0 +1,22 @@
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## Process this file with autoconf to produce a configure script.
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##
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## $Id$
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AC_PREREQ(2.60)
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AC_INIT([rtems-c-src-lib-libbsp-h8300-h8sim],[_RTEMS_VERSION],[http://www.rtems.org/bugzilla])
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AC_CONFIG_SRCDIR([bsp_specs])
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RTEMS_TOP(../../../../../..)
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RTEMS_CANONICAL_TARGET_CPU
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AM_INIT_AUTOMAKE([no-define nostdinc foreign 1.10])
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RTEMS_BSP_CONFIGURE
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RTEMS_PROG_CC_FOR_TARGET([-ansi -fasm])
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RTEMS_CANONICALIZE_TOOLS
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RTEMS_PROG_CCAS
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BSP_BOOTCARD_OPTIONS
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# Explicitly list all Makefiles here
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AC_CONFIG_FILES([Makefile])
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AC_OUTPUT
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@@ -0,0 +1,86 @@
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/*
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* This file contains the hardware specific portions of the TTY driver
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* for the serial ports on the erc32.
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*
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* COPYRIGHT (c) 1989-2008.
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* On-Line Applications Research Corporation (OAR).
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*
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* The license and distribution terms for this file may be
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* found in the file LICENSE in this distribution or at
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* http://www.rtems.com/license/LICENSE.
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*
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* $Id$
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*/
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#include <bsp.h>
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#include <rtems/libio.h>
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#include <stdlib.h>
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#include <assert.h>
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#include <reent.h>
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/* From Newlib 1.16.0 */
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#define SYS_exit 1
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#define SYS_open 2
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#define SYS_close 3
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#define SYS_read 4
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#define SYS_write 5
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#define SYS_lseek 6
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#define SYS_unlink 7
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#define SYS_getpid 8
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#define SYS_kill 9
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#define SYS_fstat 10
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int __trap0 (int function, int p1, int p2, int p3, struct _reent *r);
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#define TRAP0(f, p1, p2, p3) \
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__trap0 (f, (int) (p1), (int) (p2), (int) (p3), _REENT)
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void sys_exit(void)
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{
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TRAP0(SYS_exit, 0, 0, 0);
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}
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/*
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* console_initialize_hardware
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*
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* This routine initializes the console hardware.
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*
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*/
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void console_initialize_hardware(void)
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{
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return;
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}
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/*
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* console_outbyte_polled
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*
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* This routine transmits a character using polling.
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*/
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void console_outbyte_polled(
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int port,
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char ch
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)
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{
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TRAP0(SYS_write, 1, &ch, 1);
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}
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/*
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* console_inbyte_nonblocking
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*
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* This routine polls for a character.
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*/
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int console_inbyte_nonblocking(
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int port
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)
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{
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return -1;
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}
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#include <rtems/bspIo.h>
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void console_output_char(char c) { console_outbyte_polled( 0, c ); }
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BSP_output_char_function_type BSP_output_char = console_output_char;
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BSP_polling_getchar_function_type BSP_poll_char = NULL;
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@@ -0,0 +1,43 @@
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/*
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* System call support for simulator in gdb.
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* Adapted from newlib 1.16.0.
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*
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* $Id$
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*/
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#define SYS_exit 1
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#define SYS_open 2
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#define SYS_close 3
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#define SYS_read 4
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#define SYS_write 5
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#define SYS_lseek 6
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#define SYS_unlink 7
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#define SYS_getpid 8
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#define SYS_kill 9
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#define SYS_fstat 10
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#define POUND #
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#define SYSCALL(N) mov.b POUND N,0x400
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#define S(n) _sys_##n: .global _sys_##n | SYSCALL(SYS_##n) | rts
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S(write)
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S(exit)
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.global _abort
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_abort:
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/* This is for debuggers. The simulator stops here too. */
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brk
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/* Else, fall back on the simulator's "kill me" option. */
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#if defined(__r8c_cpu__) || defined(__m16c_cpu__)
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mov.w #42,r1
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#else
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mov.w #42,r0
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#endif
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SYSCALL(SYS_kill)
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/* Else, exit. */
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jmp.a __exit
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@@ -0,0 +1,16 @@
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; Trap 0 handler (syscall interface).
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;
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; The trap handler returns the result in r0 and the error code (errno value)
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; in r2. r1 is reserved in case an 8 byte quantity ever needs to be
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; returned in registers.
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.text
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.global __trap0
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__trap0:
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trap #0 ; trap 0 returns result in r0, error code in r2
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cmpui r2,#1 ; is error code zero?
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bc .Lret ; yes, skip setting errno
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ld r4,@(sp) ; no, set errno
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st r2,@r4
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.Lret:
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jmp lr ; return to caller
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@@ -0,0 +1,5 @@
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bspopts.h
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bspopts.h.in
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coverhd.h
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stamp-h
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stamp-h.in
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@@ -0,0 +1,55 @@
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/* bsp.h
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*
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* This include file contains some definitions specific to the
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* h8 simulator in gdb.
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*
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* COPYRIGHT (c) 1989-1999.
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* On-Line Applications Research Corporation (OAR).
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*
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* The license and distribution terms for this file may be
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* found in the file LICENSE in this distribution or at
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* http://www.rtems.com/license/LICENSE.
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*
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* $Id$
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*/
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#ifndef _BSP_H
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#define _BSP_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <bspopts.h>
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#include <rtems.h>
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#include <rtems/iosupp.h>
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#include <rtems/console.h>
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#include <rtems/clockdrv.h>
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/* support for simulated clock tick */
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Thread clock_driver_sim_idle_body(uintptr_t);
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#define BSP_IDLE_TASK_BODY clock_driver_sim_idle_body
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/*
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* Simple spin delay in microsecond units for device drivers.
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* This is very dependent on the clock speed of the target.
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*/
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#define rtems_bsp_delay( microseconds ) \
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{ register uint32_t _delay=(microseconds); \
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register uint32_t _tmp = 0; /* initialized to avoid warning */ \
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asm volatile( "0: \
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remo 3,31,%0 ; \
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cmpo 0,%0 ; \
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subo 1,%1,%1 ; \
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cmpobne.t 0,%1,0b " \
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: "=d" (_tmp), "=d" (_delay) \
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: "0" (_tmp), "1" (_delay) ); \
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}
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#ifdef __cplusplus
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}
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#endif
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#endif
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@@ -0,0 +1,32 @@
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/*
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* tm27.h
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*
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* The license and distribution terms for this file may be
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* found in the file LICENSE in this distribution or at
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* http://www.rtems.com/license/LICENSE.
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*
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* $Id$
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*/
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#ifndef _RTEMS_TMTEST27
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#error "This is an RTEMS internal file you must not include directly."
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#endif
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#ifndef __tm27_h
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#define __tm27_h
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/*
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* Define the interrupt mechanism for Time Test 27
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*/
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#define MUST_WAIT_FOR_INTERRUPT 0
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#define Install_tm27_vector( handler ) /* set_vector( (handler), 6, 1 ) */
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#define Cause_tm27_intr() /* XXX */
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#define Clear_tm27_intr() /* XXX */
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#define Lower_tm27_intr() /* empty */
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#endif
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@@ -0,0 +1,67 @@
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## Automatically generated by ampolish3 - Do not edit
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|
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if AMPOLISH3
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$(srcdir)/preinstall.am: Makefile.am
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$(AMPOLISH3) $(srcdir)/Makefile.am > $(srcdir)/preinstall.am
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endif
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PREINSTALL_DIRS =
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DISTCLEANFILES += $(PREINSTALL_DIRS)
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all-local: $(TMPINSTALL_FILES)
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TMPINSTALL_FILES =
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CLEANFILES = $(TMPINSTALL_FILES)
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all-am: $(PREINSTALL_FILES)
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PREINSTALL_FILES =
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CLEANFILES += $(PREINSTALL_FILES)
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$(PROJECT_LIB)/$(dirstamp):
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@$(MKDIR_P) $(PROJECT_LIB)
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@: > $(PROJECT_LIB)/$(dirstamp)
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PREINSTALL_DIRS += $(PROJECT_LIB)/$(dirstamp)
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$(PROJECT_INCLUDE)/$(dirstamp):
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@$(MKDIR_P) $(PROJECT_INCLUDE)
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@: > $(PROJECT_INCLUDE)/$(dirstamp)
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PREINSTALL_DIRS += $(PROJECT_INCLUDE)/$(dirstamp)
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$(PROJECT_INCLUDE)/bsp/$(dirstamp):
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@$(MKDIR_P) $(PROJECT_INCLUDE)/bsp
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@: > $(PROJECT_INCLUDE)/bsp/$(dirstamp)
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PREINSTALL_DIRS += $(PROJECT_INCLUDE)/bsp/$(dirstamp)
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$(PROJECT_LIB)/bsp_specs: bsp_specs $(PROJECT_LIB)/$(dirstamp)
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$(INSTALL_DATA) $< $(PROJECT_LIB)/bsp_specs
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PREINSTALL_FILES += $(PROJECT_LIB)/bsp_specs
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$(PROJECT_INCLUDE)/bsp.h: include/bsp.h $(PROJECT_INCLUDE)/$(dirstamp)
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$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp.h
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PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp.h
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||||
$(PROJECT_INCLUDE)/tm27.h: include/tm27.h $(PROJECT_INCLUDE)/$(dirstamp)
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$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/tm27.h
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PREINSTALL_FILES += $(PROJECT_INCLUDE)/tm27.h
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||||
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||||
$(PROJECT_INCLUDE)/bspopts.h: include/bspopts.h $(PROJECT_INCLUDE)/$(dirstamp)
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$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bspopts.h
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PREINSTALL_FILES += $(PROJECT_INCLUDE)/bspopts.h
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||||
$(PROJECT_INCLUDE)/bsp/bootcard.h: ../../shared/include/bootcard.h $(PROJECT_INCLUDE)/bsp/$(dirstamp)
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$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/bsp/bootcard.h
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||||
PREINSTALL_FILES += $(PROJECT_INCLUDE)/bsp/bootcard.h
|
||||
|
||||
$(PROJECT_INCLUDE)/coverhd.h: ../../shared/include/coverhd.h $(PROJECT_INCLUDE)/$(dirstamp)
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||||
$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/coverhd.h
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||||
PREINSTALL_FILES += $(PROJECT_INCLUDE)/coverhd.h
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||||
|
||||
$(PROJECT_LIB)/start.$(OBJEXT): start.$(OBJEXT) $(PROJECT_LIB)/$(dirstamp)
|
||||
$(INSTALL_DATA) $< $(PROJECT_LIB)/start.$(OBJEXT)
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||||
TMPINSTALL_FILES += $(PROJECT_LIB)/start.$(OBJEXT)
|
||||
|
||||
$(PROJECT_LIB)/linkcmds: startup/linkcmds $(PROJECT_LIB)/$(dirstamp)
|
||||
$(INSTALL_DATA) $< $(PROJECT_LIB)/linkcmds
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||||
PREINSTALL_FILES += $(PROJECT_LIB)/linkcmds
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||||
|
||||
@@ -0,0 +1,58 @@
|
||||
/*
|
||||
* From Newlib 1.16.0
|
||||
*
|
||||
* $Id$
|
||||
*/
|
||||
|
||||
.text
|
||||
.balign 4
|
||||
.global _start
|
||||
_start:
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||||
|
||||
seth sp, #shigh(_stack)
|
||||
add3 sp, sp, #low(_stack)
|
||||
ldi fp, #0
|
||||
|
||||
# Clear the BSS. Do it in two parts for efficiency: longwords first
|
||||
# for most of it, then the remaining 0 to 3 bytes.
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||||
|
||||
seth r2, #shigh(__bss_start)
|
||||
add3 r2, r2, #low(__bss_start); R2 = start of BSS
|
||||
seth r3, #shigh(_end)
|
||||
add3 r3, r3, #low(_end) ; R3 = end of BSS + 1
|
||||
|
||||
sub r3, r2 ; R3 = BSS size in bytes
|
||||
mv r4, r3
|
||||
srli r4, #2 ; R4 = BSS size in longwords (rounded down)
|
||||
ldi r1, #0 ; clear R1 for longword store
|
||||
addi r2, #-4 ; account for pre-inc store
|
||||
beqz r4, .Lendloop1 ; any more to go?
|
||||
.Lloop1:
|
||||
st r1, @+r2 ; yep, zero out another longword
|
||||
addi r4, #-1 ; decrement count
|
||||
bnez r4, .Lloop1 ; go do some more
|
||||
.Lendloop1:
|
||||
and3 r4, r3, #3 ; get no. of remaining BSS bytes to clear
|
||||
addi r2, #4 ; account for pre-inc store
|
||||
beqz r4, .Lendloop2 ; any more to go?
|
||||
.Lloop2:
|
||||
stb r1, @r2 ; yep, zero out another byte
|
||||
addi r2, #1 ; bump address
|
||||
addi r4, #-1 ; decrement count
|
||||
bnez r4, .Lloop2 ; go do some more
|
||||
.Lendloop2:
|
||||
|
||||
# Run code in the .init section.
|
||||
# This will queue the .fini section to be run with atexit.
|
||||
|
||||
# bl __init
|
||||
|
||||
# Call main, then exit.
|
||||
|
||||
bl boot_card
|
||||
bl sys_exit
|
||||
|
||||
# If that fails just loop.
|
||||
|
||||
.Lexit:
|
||||
bra .Lexit
|
||||
File diff suppressed because it is too large.
Load diff
Reference in new issue
Block a user