Add support for platoform specific ROMFS startup files
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@3350 42af7a65-404d-4744-a932-0658087f49c3
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@ -8,7 +8,7 @@
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<tr align="center" bgcolor="#e4e4e4">
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<td>
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<h1><big><font color="#3c34ec"><i>NuttShell (NSH)</i></font></big></h1>
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<p>Last Updated: March 1, 2011</p>
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<p>Last Updated: March 7, 2011</p>
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</td>
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</tr>
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</table>
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@ -580,9 +580,8 @@ mount -t vfat /dev/ram1 /tmp
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</p>
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<p>
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<b>Modifying the ROMFS Image</b>.
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The contents of the <code>/etc</code> directory are retained in the file
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<code>examples/nsh/nsh_romfsimg.h</code>. In order to modify the start-up
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behavior, there are three things to study:
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The contents of the <code>/etc</code> directory are retained in the file <code>examples/nsh/nsh_romfsimg.h</code> OR, if <code>CONFIG_EXAMPLES_NSH_ARCHROMFS</code> is defined, <code>include/arch/board/rcs.template</code>).
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In order to modify the start-up behavior, there are three things to study:
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<ol>
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<li>
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<b>Configuration Options.</b>
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@ -591,30 +590,37 @@ mount -t vfat /dev/ram1 /tmp
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</li>
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<li>
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<p>
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<b><code>mkromfsimg.sh</code> Script</b>.
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The script <code>examples/nsh/mkromfsimg.sh</code> creates <code>nsh_romfsimg.h</code>.
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<b><code>tools/mkromfsimg.sh</code> Script</b>.
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The script <code>tools/mkromfsimg.sh</code> creates <code>nsh_romfsimg.h</code>.
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It is not automatically executed. If you want to change the
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configuration settings associated with creating and mounting
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the <code>/tmp</code> directory, then it will be necessary to re-generate
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this header file using the <code>mkromfsimg.sh</code> script.
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this header file using the <code>tools/mkromfsimg.sh</code> script.
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</p>
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<p>
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The behavior of this script depends upon three things:
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<ul>
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<li>The configuration settings then installed configuration.
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<li>The <code>genromfs<code> tool (available from <a href="http://romfs.sourceforge.net">http://romfs.sourceforge.net</a>).
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<li>The file <code>examples/nsh/rcS.template</code>.
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<li>The file <code>examples/nsh/rcS.template</code>
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(OR, if <code>CONFIG_EXAMPLES_NSH_ARCHROMFS</code> is defined <code>include/arch/board/rcs.template</code>.
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</ul>
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</p>
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</li>
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<li>
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<b><code>rcS.template</code></b>.
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The file <code>examples/nsh/rcS.template</code> contains the general form
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of the <code>rcS</code> file; configurated values are plugged into this
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of the <code>rcS</code> file; configured values are plugged into this
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template file to produce the final <code>rcS</code> file.
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</li>
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</ol>
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</p>
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<p>
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<b>NOTE</b>:
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<code>examples/nsh/rcS.template</code> generates the standard, default <code>nsh_romfsimg.h</code> file.
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If <code>CONFIG_EXAMPLES_NSH_ARCHROMFS<code> is defined in the NuttX configuration file, then a custom, board-specific <code>nsh_romfsimg.h</code> file residing in <code>configs/<board>/include</code> will be used.
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NOTE when the OS is configured, <code>include/arch/board</code> will be linked to <code>configs/<board>/include</code>.
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</p>
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<p>
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All of the startup-behavior is contained in <code>rcS.template</code>. The
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role of <code>mkromfsimg.sh</code> is to (1) apply the specific configuration
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@ -2254,6 +2260,12 @@ nsh>
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<th align="left" width="25%">Configuration</th>
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<th align="left">Description</th>
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</tr>
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<tr>
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<td valign="top"><b><code>CONFIG_EXAMPLES_NSH_ARCHROMFS</code></b></td>
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<td>
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May be defined to specify an alternative ROMFS image that can be found at <code>configs/<board>/include/nsh_romfsimg.h</code>.
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</td>
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</tr>
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<tr>
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<td valign="top"><b><code>CONFIG_EXAMPLES_NSH_ROMFSMOUNTPT</code></b></td>
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<td>
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@ -2353,6 +2365,7 @@ nsh>
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<li><a href="#nshconfiguration"><code>CONFIG_EXAMPLES_NSH_NOMAC</code></a></li>
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<li><a href="#nshconfiguration"><code>CONFIG_EXAMPLES_NSH_ROMFSDEVNO</code></a></li>
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<li><a href="#nshconfiguration"><code>CONFIG_EXAMPLES_NSH_ROMFSETC</code></a></li>
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<li><a href="#nshconfiguration"><code>CONFIG_EXAMPLES_NSH_ARCHROMFS</code></a></li>
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<li><a href="#nshconfiguration"><code>CONFIG_EXAMPLES_NSH_ROMFSMOUNTPT</code></a></li>
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<li><a href="#nshconfiguration"><code>CONFIG_EXAMPLES_NSH_ROMFSSECTSIZE</code></a></li>
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<li><a href="#nshconfiguration"><code>CONFIG_EXAMPLES_NSH_STACKSIZE</code></a></li>
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9
Makefile
9
Makefile
@ -1,7 +1,7 @@
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############################################################################
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# Makefile
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#
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# Copyright (C) 2007-2010 Gregory Nutt. All rights reserved.
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# Copyright (C) 2007-2011 Gregory Nutt. All rights reserved.
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# Author: Gregory Nutt <spudmonkey@racsa.co.cr>
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#
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# Redistribution and use in source and binary forms, with or without
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@ -309,6 +309,13 @@ ifeq ($(CONFIG_RAW_BINARY),y)
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@$(OBJCOPY) $(OBJCOPYARGS) -O binary $(NUTTX)$(EXEEXT) $(NUTTX)$(EXEEXT).bin
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endif
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# This is a helper target that will rebuild NuttX and download it to the
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# target system in one step. It will generate an error an error if the
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# DOWNLOAD command is not defined in platform Make.defs file.
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download: $(BIN)
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$(call DOWNLOAD, $@)
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depend:
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@for dir in $(MAKEDIRS) ; do \
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$(MAKE) -C $$dir TOPDIR="$(TOPDIR)" depend ; \
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@ -65,7 +65,15 @@ ARCHPICFLAGS = -fpic
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ARCHWARNINGS = -Wall -Wstrict-prototypes -Wshadow
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ARCHDEFINES =
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# We have to use a cross-development toolchain under Cygwin because the native
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# Cygwin toolchains don't generate ELF binaries.
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ifeq ($(HOSTOS),Cygwin)
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CROSSDEV = i486-elf-
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else
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CROSSDEV =
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endif
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CC = $(CROSSDEV)gcc
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CPP = $(CROSSDEV)gcc -E
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LD = $(CROSSDEV)ld
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@ -39,8 +39,10 @@ fi
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if [ -z ${PATH_ORIG} ]; then export PATH_ORIG=${PATH}; fi
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# Define the following if you are using anything other than the system GCC
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#export NUTTX_BIN=
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#export PATH=${NUTTX_BIN}:/sbin:/usr/sbin:${PATH_ORIG}
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# Uncomment and modify the following if you are using anything other
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# than the system GCC
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# WD=`pwd`
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# export BUILDROOT_BIN="${WD}/../../buildroot/build_i486/staging_dir/bin"
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# export PATH="${BUILDROOT_BIN}:/sbin:/usr/sbin:${PATH_ORIG}"
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echo "PATH : ${PATH}"
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89
configs/vsn/include/nsh_romfsimg.h
Executable file
89
configs/vsn/include/nsh_romfsimg.h
Executable file
@ -0,0 +1,89 @@
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unsigned char romfs_img[] = {
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||||
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
||||
0x00, 0x00, 0x00, 0x00
|
||||
};
|
||||
unsigned int romfs_img_len = 1024;
|
||||
10
configs/vsn/include/rcS.template
Executable file
10
configs/vsn/include/rcS.template
Executable file
@ -0,0 +1,10 @@
|
||||
echo "VSN Board 1.2, www.netclamps.com"
|
||||
|
||||
# Create a RAMDISK and mount it at XXXRDMOUNTPOUNTXXX
|
||||
#mkrd -m XXXMKRDMINORXXX -s XXMKRDSECTORSIZEXXX XXMKRDBLOCKSXXX
|
||||
#mkfatfs /dev/ramXXXMKRDMINORXXX
|
||||
#mount -t vfat /dev/ramXXXMKRDMINORXXX XXXRDMOUNTPOUNTXXX
|
||||
|
||||
echo "Mounting FRAM to /usr and SDcard to /sdcard"
|
||||
mount -t vfat /dev/mtdblock0 /usr
|
||||
mount -t vfat /dev/mmcsd0 /sdcard
|
||||
@ -167,6 +167,10 @@ define CLEAN
|
||||
@rm -f *.o *.a
|
||||
endef
|
||||
|
||||
define DOWNLOAD
|
||||
@armst /dev/ttyUSB0 nuttx.srec
|
||||
endef
|
||||
|
||||
HOSTCC = gcc
|
||||
HOSTINCLUDES = -I.
|
||||
HOSTCFLAGS = -Wall -Wstrict-prototypes -Wshadow -g -pipe
|
||||
|
||||
@ -716,6 +716,8 @@ CONFIG_EXAMPLES_OSTEST_NBARRIER_THREADS=3
|
||||
# CONFIG_EXAMPLES_NSH_NOMAC - Use a bogus MAC address
|
||||
#
|
||||
# If CONFIG_EXAMPLES_NSH_ROMFSETC is selected:
|
||||
# CONFIG_EXAMPLES_NSH_ARCHROMFS - May be defined to specify an alternative
|
||||
# ROMFS image that can be found at configs/<board>/include/nsh_romfsimg.h.
|
||||
# CONFIG_EXAMPLES_NSH_ROMFSMOUNTPT - ROMFS mountpoint
|
||||
# CONFIG_EXAMPLES_NSH_INITSCRIPT - Relative path to init script
|
||||
# CONFIG_EXAMPLES_NSH_ROMFSDEVNO - ROMFS RAM device minor
|
||||
@ -742,6 +744,7 @@ CONFIG_EXAMPLES_NSH_NOMAC=n
|
||||
CONFIG_EXAMPLES_NSH_IPADDR=(10<<24|0<<16|0<<8|2)
|
||||
CONFIG_EXAMPLES_NSH_DRIPADDR=(10<<24|0<<16|0<<8|1)
|
||||
CONFIG_EXAMPLES_NSH_NETMASK=(255<<24|255<<16|255<<8|0)
|
||||
CONFIG_EXAMPLES_NSH_ARCHROMFS=y
|
||||
CONFIG_EXAMPLES_NSH_ROMFSMOUNTPT="/etc"
|
||||
CONFIG_EXAMPLES_NSH_INITSCRIPT="init.d/rcS"
|
||||
CONFIG_EXAMPLES_NSH_ROMFSDEVNO=0
|
||||
|
||||
@ -159,15 +159,16 @@ Modifying the ROMFS Image
|
||||
-------------------------
|
||||
|
||||
The contents of the /etc directory are retained in the file
|
||||
examples/nsh/nsh_romfsimg.h. In order to modify the start-up
|
||||
behavior, there are three things to study:
|
||||
examples/nsh/nsh_romfsimg.h (OR, if CONFIG_EXAMPLES_NSH_ARCHROMFS
|
||||
is defined, include/arch/board/rcs.template). In order to modify
|
||||
the start-up behavior, there are three things to study:
|
||||
|
||||
1. Configuration Options.
|
||||
The additional CONFIG_EXAMPLES_NSH_ROMFSETC configuration options
|
||||
discussed in the final section of this README.
|
||||
|
||||
2. mkromfsimg.sh Script.
|
||||
The script examples/nsh/mkromfsimg.sh creates nsh_romfsimg.h.
|
||||
2. tools/mkromfsimg.sh Script.
|
||||
The script tools/mkromfsimg.sh creates nsh_romfsimg.h.
|
||||
It is not automatically executed. If you want to change the
|
||||
configuration settings associated with creating and mounting
|
||||
the /tmp directory, then it will be necessary to re-generate
|
||||
@ -175,15 +176,25 @@ behavior, there are three things to study:
|
||||
|
||||
The behavior of this script depends upon three things:
|
||||
|
||||
- The configuration settings then installed configuration.
|
||||
- The configuration settings of the installed NuttX configuration.
|
||||
- The genromfs tool (available from http://romfs.sourceforge.net).
|
||||
- The file examples/nsh/rcS.template.
|
||||
- The file examples/nsh/rcS.template (OR, if
|
||||
CONFIG_EXAMPLES_NSH_ARCHROMFS is defined, include/arch/board/rcs.template)
|
||||
|
||||
3. rcS.template.
|
||||
The file examples/nsh/rcS.template contains the general form
|
||||
of the rcS file; configurated values are plugged into this
|
||||
of the rcS file; configured values are plugged into this
|
||||
template file to produce the final rcS file.
|
||||
|
||||
NOTE:
|
||||
|
||||
examples/nsh/rcS.template generates the standard, default
|
||||
nsh_romfsimg.h file. If CONFIG_EXAMPLES_NSH_ARCHROMFS is defined
|
||||
in the NuttX configuration file, then a custom, board-specific
|
||||
nsh_romfsimg.h file residing in configs/<board>/include will be
|
||||
used. NOTE when the OS is configured, include/arch/board will
|
||||
be linked to configs/<board>/include.
|
||||
|
||||
All of the startup-behavior is contained in rcS.template. The
|
||||
role of mkromfsimg.sh is to (1) apply the specific configuration
|
||||
settings to rcS.template to create the final rcS, and (2) to
|
||||
|
||||
@ -1,7 +1,7 @@
|
||||
/****************************************************************************
|
||||
* examples/nsh/nsh_romfsetc.c
|
||||
*
|
||||
* Copyright (C) 2008-2010 Gregory Nutt. All rights reserved.
|
||||
* Copyright (C) 2008-2011 Gregory Nutt. All rights reserved.
|
||||
* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
|
||||
*
|
||||
* Redistribution and use in source and binary forms, with or without
|
||||
@ -49,7 +49,15 @@
|
||||
|
||||
#ifdef CONFIG_EXAMPLES_NSH_ROMFSETC
|
||||
|
||||
#include "nsh_romfsimg.h"
|
||||
/* Should we use the default ROMFS image? Or a custom, board-specific
|
||||
* ROMFS image?
|
||||
*/
|
||||
|
||||
#ifdef CONFIG_EXAMPLES_NSH_ARCHROMFS
|
||||
# include <arch/board/nsh_romfsimg.h>
|
||||
#else
|
||||
# include "nsh_romfsimg.h"
|
||||
#endif
|
||||
|
||||
/****************************************************************************
|
||||
* Definitions
|
||||
|
||||
@ -31,6 +31,12 @@ mkconfig.c
|
||||
into include/nuttx/config.h. config.h is a another version of the
|
||||
NuttX configuration that can be included by C files.
|
||||
|
||||
mkromfsimg.sh
|
||||
|
||||
This script may be used to automate the generate of a ROMFS file system
|
||||
image. It accepts an rcS script "template" and generates and image that
|
||||
may be mounted under /etc in the NuttX pseudo file system.
|
||||
|
||||
Makefile.mkconfig
|
||||
|
||||
This is the makefile that is used to make the mkconfig program from
|
||||
|
||||
@ -1,8 +1,8 @@
|
||||
#!/bin/bash
|
||||
############################################################################
|
||||
# examples/nsh/mkromfsimg.sh
|
||||
# tools/mkromfsimg.sh
|
||||
#
|
||||
# Copyright (C) 2008 Gregory Nutt. All rights reserved.
|
||||
# Copyright (C) 2008, 2011 Gregory Nutt. All rights reserved.
|
||||
# Author: Gregory Nutt <spudmonkey@racsa.co.cr>
|
||||
#
|
||||
# Redistribution and use in source and binary forms, with or without
|
||||
Loading…
Reference in New Issue
Block a user