Resync new repository with old repo r5166

git-svn-id: http://svn.code.sf.net/p/nuttx/code/trunk@5153 42af7a65-404d-4744-a932-0658087f49c3
This commit is contained in:
patacongo
2012-09-17 18:18:44 +00:00
commit 57623d42eb
5691 changed files with 1361853 additions and 0 deletions
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#
# For a description of the syntax of this configuration file,
# see misc/tools/kconfig-language.txt.
#
config SYSTEM_FREE
bool "NSH free command replacement"
default n
---help---
Enable support for the NSH free replacement command.
if SYSTEM_FREE
endif
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############################################################################
# apps/system/free/Makefile
#
# Copyright (C) 2011 Uros Platise. All rights reserved.
# Author: Uros Platise <uros.platise@isotel.eu>
# Gregory Nutt <gnutt@nuttx.org>
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
#
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. 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.
# 3. Neither the name NuttX 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 THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "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 THE
# COPYRIGHT OWNER OR CONTRIBUTORS 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.
#
############################################################################
# TODO, this makefile should run make under the app dirs, instead of
# sourcing the Make.defs!
-include $(TOPDIR)/.config
-include $(TOPDIR)/Make.defs
include $(APPDIR)/Make.defs
ifeq ($(WINTOOL),y)
INCDIROPT = -w
endif
# Hello Application
# TODO: appname can be automatically extracted from the directory name
APPNAME = free
PRIORITY = SCHED_PRIORITY_DEFAULT
STACKSIZE = 768
ASRCS =
CSRCS = free.c
AOBJS = $(ASRCS:.S=$(OBJEXT))
COBJS = $(CSRCS:.c=$(OBJEXT))
SRCS = $(ASRCS) $(CSRCS)
OBJS = $(AOBJS) $(COBJS)
ifeq ($(WINTOOL),y)
BIN = "${shell cygpath -w $(APPDIR)/libapps$(LIBEXT)}"
else
BIN = "$(APPDIR)/libapps$(LIBEXT)"
endif
ROOTDEPPATH = --dep-path .
# Common build
VPATH =
all: .built
.PHONY: context depend clean distclean
$(AOBJS): %$(OBJEXT): %.S
$(call ASSEMBLE, $<, $@)
$(COBJS): %$(OBJEXT): %.c
$(call COMPILE, $<, $@)
.built: $(OBJS)
@( for obj in $(OBJS) ; do \
$(call ARCHIVE, $(BIN), $${obj}); \
done ; )
@touch .built
# Register application
.context:
$(call REGISTER,$(APPNAME),$(PRIORITY),$(STACKSIZE),$(APPNAME)_main)
@touch $@
context: .context
# Create dependencies
.depend: Makefile $(SRCS)
@$(MKDEP) $(ROOTDEPPATH) $(CC) -- $(CFLAGS) -- $(SRCS) >Make.dep
@touch $@
depend: .depend
clean:
@rm -f *.o *~ .*.swp .built
$(call CLEAN)
distclean: clean
@rm -f .context Make.dep .depend
-include Make.dep
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This application provides UNIX style memory free information.
Source: NuttX
Author: Gregory Nutt <gnutt@nuttx.org>
Date: 17. March 2011
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/****************************************************************************
* apps/system/free/free.c
*
* Copyright (C) 2011 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. 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.
* 3. Neither the name NuttX 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 THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "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 THE
* COPYRIGHT OWNER OR CONTRIBUTORS 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 <nuttx/config.h>
#include <nuttx/progmem.h>
#include <stdio.h>
#include <stdlib.h>
/****************************************************************************
* Private Functions
****************************************************************************/
/* \todo Max block size only works on uniform prog mem */
void free_getprogmeminfo(struct mallinfo * mem)
{
uint16_t page = 0, stpage = 0xFFFF;
uint16_t pagesize = 0;
int status;
mem->arena = 0;
mem->fordblks = 0;
mem->uordblks = 0;
mem->mxordblk = 0;
for (status=0, page=0; status >= 0; page++) {
status = up_progmem_ispageerased(page);
pagesize = up_progmem_pagesize(page);
mem->arena += pagesize;
/* Is this beginning of new free space section */
if (status == 0) {
if (stpage == 0xFFFF) stpage = page;
mem->fordblks += pagesize;
}
else if (status != 0) {
mem->uordblks += pagesize;
if (stpage != 0xFFFF && up_progmem_isuniform()) {
stpage = page - stpage;
if (stpage > mem->mxordblk)
mem->mxordblk = stpage;
stpage = 0xFFFF;
}
}
}
mem->mxordblk *= pagesize;
}
/****************************************************************************
* Public Functions
****************************************************************************/
int free_main(int argc, char **argv)
{
struct mallinfo data;
struct mallinfo prog;
#ifdef CONFIG_CAN_PASS_STRUCTS
data = mallinfo();
#else
(void)mallinfo(&data);
#endif
free_getprogmeminfo(&prog);
printf(" total used free largest\n");
printf("Data: %11d%11d%11d%11d\n",
data.arena, data.uordblks, data.fordblks, data.mxordblk);
printf("Prog: %11d%11d%11d%11d\n",
prog.arena, prog.uordblks, prog.fordblks, prog.mxordblk);
return OK;
}