From 4706ddf02319aa1828f54ab05af4c5cf19492a14 Mon Sep 17 00:00:00 2001 From: fros4943 Date: Thu, 26 Mar 2009 12:46:19 +0000 Subject: [PATCH] exec shell command and elfloader example --- examples/sky-shell-exec/Makefile | 21 ++++++ examples/sky-shell-exec/README.txt | 46 +++++++++++++ examples/sky-shell-exec/hello-world.c | 56 ++++++++++++++++ examples/sky-shell-exec/sky-shell-exec.c | 85 ++++++++++++++++++++++++ 4 files changed, 208 insertions(+) create mode 100644 examples/sky-shell-exec/Makefile create mode 100644 examples/sky-shell-exec/README.txt create mode 100644 examples/sky-shell-exec/hello-world.c create mode 100644 examples/sky-shell-exec/sky-shell-exec.c diff --git a/examples/sky-shell-exec/Makefile b/examples/sky-shell-exec/Makefile new file mode 100644 index 000000000..aafbba009 --- /dev/null +++ b/examples/sky-shell-exec/Makefile @@ -0,0 +1,21 @@ +CONTIKI_PROJECT = sky-shell-exec +all: $(CONTIKI_PROJECT) + +TARGET=sky + +APPS = serial-shell +CONTIKI = ../.. +include $(CONTIKI)/Makefile.include + +%.shell-upload: %.ce + (echo; sleep 4; echo "~K"; sleep 4; \ + echo "dec64 | write $*.ce | null"; sleep 4; \ + ../../tools/base64-encode < $<; sleep 4; \ + echo ""; echo "~K"; echo "read $*.ce | size"; sleep 4) | make login + +.PHONY: compile-executable upload-executable +compile-executable: hello-world.ce + echo Compiled Contiki executable: $< + +upload-executable: hello-world.shell-upload + echo Uploaded Contiki executable: $< \ No newline at end of file diff --git a/examples/sky-shell-exec/README.txt b/examples/sky-shell-exec/README.txt new file mode 100644 index 000000000..e2ff05e0a --- /dev/null +++ b/examples/sky-shell-exec/README.txt @@ -0,0 +1,46 @@ +ELFloader and shell command 'exec' example for Sky platform +----------------------------------------------------------- + +Compiles the Contiki hello-world application as a Contiki executable (.ce). +The Contiki executable is then uploaded to the Sky platform via serial, and +is stored in the filesystem. +Finally, the executable is loaded via the shell command 'exec'. + +NOTE: +You may have to reduce the ELF loader memory usage (/platform/sky/contiki-conf.h). +Since hello-world uses very little memory: +#define ELFLOADER_CONF_DATAMEMORY_SIZE 0x100 +#define ELFLOADER_CONF_TEXTMEMORY_SIZE 0x100 + + +1. Upload Sky shell with 'exec' command and symbols (requires several recompilations to generate correct symbols): +> make sky-shell-exec.sky +> make sky-shell-exec.sky CORE=sky-shell-exec.sky +> make sky-shell-exec.upload CORE=sky-shell-exec.sky + + +2. Verify access to the shell and the filesystem: +> make login +SHELL> echo hello shell +SHELL> echo test | write mytest.txt +SHELL> ls +SHELL> read mytest.txt +[CTRL-C] to exit the shell + + +3. Upload Contiki executable hello-world.ce: +> make upload-executable +[CTRL-C] to exit the shell when the entire file has been uploaded (after ~30 sec) + + +4. Verify that hello-world.ce exists in CFS: +> make login +SHELL> ls +SHELL> read hello-world.ce | size +The last command output should equal the size of hello-world.ce in this directory! + + +5. Load and start hello world: +SHELL> exec hello-world.ce +The program should now start: the output 'Hello, World' appears. + diff --git a/examples/sky-shell-exec/hello-world.c b/examples/sky-shell-exec/hello-world.c new file mode 100644 index 000000000..fadf5167c --- /dev/null +++ b/examples/sky-shell-exec/hello-world.c @@ -0,0 +1,56 @@ +/* + * Copyright (c) 2006, Swedish Institute of Computer Science. + * All rights reserved. + * + * 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 of the Institute 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 INSTITUTE 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 INSTITUTE 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. + * + * This file is part of the Contiki operating system. + * + * $Id: hello-world.c,v 1.1 2009/03/26 12:46:19 fros4943 Exp $ + */ + +/** + * \file + * A very simple Contiki application showing how Contiki programs look + * \author + * Adam Dunkels + */ + +#include "contiki.h" + +#include /* For printf() */ +/*---------------------------------------------------------------------------*/ +PROCESS(hello_world_process, "Hello world process"); +AUTOSTART_PROCESSES(&hello_world_process); +/*---------------------------------------------------------------------------*/ +PROCESS_THREAD(hello_world_process, ev, data) +{ + PROCESS_BEGIN(); + + printf("Hello, world\n"); + + PROCESS_END(); +} +/*---------------------------------------------------------------------------*/ diff --git a/examples/sky-shell-exec/sky-shell-exec.c b/examples/sky-shell-exec/sky-shell-exec.c new file mode 100644 index 000000000..4a3cd25bd --- /dev/null +++ b/examples/sky-shell-exec/sky-shell-exec.c @@ -0,0 +1,85 @@ +/* + * Copyright (c) 2009, Swedish Institute of Computer Science. + * All rights reserved. + * + * 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 of the Institute 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 INSTITUTE 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 INSTITUTE 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. + * + * This file is part of the Contiki operating system. + * + * $Id: sky-shell-exec.c,v 1.1 2009/03/26 12:46:20 fros4943 Exp $ + */ + +#include "contiki.h" +#include "shell.h" +#include "serial-shell.h" + +#include "net/rime/neighbor.h" +#include "dev/watchdog.h" + +#include "net/rime.h" +#include "dev/cc2420.h" +#include "dev/leds.h" +#include "dev/light.h" +#include "dev/sht11.h" +#include "dev/battery-sensor.h" + +#include "lib/checkpoint.h" + +#include "net/rime/timesynch.h" + +#include +#include + +#include +#include + +/*---------------------------------------------------------------------------*/ +PROCESS(sky_shell_process, "Sky Contiki shell"); +AUTOSTART_PROCESSES(&sky_shell_process); +/*---------------------------------------------------------------------------*/ +PROCESS_THREAD(sky_shell_process, ev, data) +{ + PROCESS_BEGIN(); + + serial_shell_init(); + /*shell_blink_init();*/ + shell_file_init(); + shell_coffee_init(); + /*shell_ps_init();*/ + /*shell_reboot_init();*/ + /*shell_rime_init();*/ + /*shell_rime_netcmd_init();*/ + /*shell_rime_ping_init();*/ + /*shell_rime_debug_init();*/ + /*shell_rime_sniff_init();*/ + /*shell_sky_init();*/ + shell_text_init(); + /*shell_time_init();*/ + /* shell_checkpoint_init();*/ + shell_exec_init(); + + PROCESS_END(); +} +/*---------------------------------------------------------------------------*/