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2007-06-20 Ray Xu <rayx@gmail.com>

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* optman/Makefile.am, optman/preinstall.am: Add stubs for file system,
	console, and libio. This shrinks the memory requirements but Joel has
	not figured out how best to present this to application space.
	* optman/no-console.c, optman/no-filesystem.c, optman/no-libio.c:
	New files.
This commit is contained in:
Joel Sherrill
2007-06-20 22:19:38 +00:00
parent b0129211da
commit 5129b24c4e
6 changed files with 128 additions and 0 deletions
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8
c/src/ChangeLog
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@@ -1,3 +1,11 @@
2007-06-20 Ray Xu <rayx@gmail.com>
* optman/Makefile.am, optman/preinstall.am: Add stubs for file system,
console, and libio. This shrinks the memory requirements but Joel has
not figured out how best to present this to application space.
* optman/no-console.c, optman/no-filesystem.c, optman/no-libio.c:
New files.
2007-05-29 Joel Sherrill <joel.sherrill@OARcorp.com>
* optman/sapi/no-io.c: Split IO Manager into one function per file so

10
c/src/optman/Makefile.am
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@@ -73,5 +73,15 @@ no_timer_rel_SOURCES = rtems/no-timer.c
no_timer_rel_CPPFLAGS = $(AM_CPPFLAGS)
no_timer_rel_LDFLAGS = $(RTEMS_RELLDFLAGS)
project_lib_PROGRAMS += no-filesystem.rel
no_filesystem_rel_SOURCES = no-filesystem.c no-libio.c
no_filesystem_rel_CPPFLAGS = $(AM_CPPFLAGS)
no_filesystem_rel_LDFLAGS = $(RTEMS_RELLDFLAGS)
project_lib_PROGRAMS += no-console.rel
no_console_rel_SOURCES = no-console.c
no_console_rel_CPPFLAGS = $(AM_CPPFLAGS)
no_console_rel_LDFLAGS = $(RTEMS_RELLDFLAGS)
include $(srcdir)/preinstall.am
include $(top_srcdir)/automake/local.am

21
c/src/optman/no-console.c Normal file
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@@ -0,0 +1,21 @@
/*
* Console Initialization Stub
*
* COPYRIGHT (c) 1989-2007.
* On-Line Applications Research Corporation (OAR).
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.com/license/LICENSE.
*
* $Id$
*/
#if HAVE_CONFIG_H
#include "config.h"
#endif
void open_dev_console(void)
{
}

32
c/src/optman/no-filesystem.c Normal file
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@@ -0,0 +1,32 @@
/*
* Stub Base file system initialization
*
* COPYRIGHT (c) 1989-2007.
* On-Line Applications Research Corporation (OAR).
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.com/license/LICENSE.
*
*/
#if HAVE_CONFIG_H
#include "config.h"
#endif
#include <rtems.h>
#include <rtems/libio.h>
#include <rtems/libio_.h>
rtems_user_env_t rtems_global_user_env;
rtems_user_env_t *rtems_current_user_env;
/*
* rtems_filesystem_initialize
*
* Initialize the foundation of the file system. It is an empty function.
*/
void rtems_filesystem_initialize( void )
{
}

49
c/src/optman/no-libio.c Normal file
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@@ -0,0 +1,49 @@
/*
* Stub Base libio initialization
*
* COPYRIGHT (c) 1989-2007.
* On-Line Applications Research Corporation (OAR).
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.com/license/LICENSE.
*
*/
#if HAVE_CONFIG_H
#include "config.h"
#endif
#include <rtems/libio_.h> /* libio_.h pulls in rtems */
#include <rtems.h>
#include <rtems/assoc.h> /* assoc.h not included by rtems.h */
#include <stdio.h> /* O_RDONLY, et.al. */
#include <fcntl.h> /* O_RDONLY, et.al. */
#include <assert.h>
#include <errno.h>
#include <errno.h>
#include <string.h> /* strcmp */
#include <unistd.h>
#include <stdlib.h> /* calloc() */
#include <rtems/libio.h> /* libio.h not pulled in by rtems */
/*
* File descriptor Table Information
*/
extern uint32_t rtems_libio_number_iops;
rtems_id rtems_libio_semaphore;
rtems_libio_t *rtems_libio_iops;
rtems_libio_t *rtems_libio_iop_freelist;
/*
* rtems_libio_init
*
* Called by BSP startup code to initialize the libio subsystem.
*/
void rtems_libio_init( void )
{
}

8
c/src/optman/preinstall.am
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@@ -70,3 +70,11 @@ $(PROJECT_LIB)/no-timer.rel: no-timer.rel $(PROJECT_LIB)/$(dirstamp)
$(INSTALL_PROGRAM) $< $(PROJECT_LIB)/no-timer.rel
TMPINSTALL_FILES += $(PROJECT_LIB)/no-timer.rel
$(PROJECT_LIB)/no-filesystem.rel: no-filesystem.rel $(PROJECT_LIB)/$(dirstamp)
$(INSTALL_PROGRAM) $< $(PROJECT_LIB)/no-filesystem.rel
TMPINSTALL_FILES += $(PROJECT_LIB)/no-filesystem.rel
$(PROJECT_LIB)/no-console.rel: no-console.rel $(PROJECT_LIB)/$(dirstamp)
$(INSTALL_PROGRAM) $< $(PROJECT_LIB)/no-console.rel
TMPINSTALL_FILES += $(PROJECT_LIB)/no-console.rel