On 08/05/2014 23:23, Matthew Fatheree wrote:
> From 74c7dc364c89a470a63e0ce8efa70ca3e3f36e0c Mon Sep 17 00:00:00
> 2001 From: Matthew Fatheree <matthew.fathe...@belkin.com> Date:
> Sun, 4 May 2014 20:53:54 +0700 Subject: [PATCH 24/30] mamba mvebu:
> add led monitor package which support led activity when the
> RESET/WPS button are pressed
>
> - Pressed RESET button 1..10s -> Blink Power LED 700ms - Pressed
> RESET button > 10s -> Blink Power LED 500ms
>
> Signed-off-by: Matthew Fatheree <matthew.fathe...@belkin.com> ---
Hi,
nack, this can be handled via hotplug scripts/handlers
additionally the code uses pthread which is the wrong choice. use
uloop instead please
John
> package/leds-monitor/Makefile | 43 +++
> package/leds-monitor/src/leds_monitor.c | 290
> ++++++++++++++++++++
> .../linksys-base-files/files/etc/init.d/mamba_apps | 9 + 3 files
> changed, 342 insertions(+) create mode 100644
> package/leds-monitor/Makefile create mode 100644
> package/leds-monitor/src/leds_monitor.c create mode 100755
> package/linksys-base-files/files/etc/init.d/mamba_apps
>
> diff --git a/package/leds-monitor/Makefile
> b/package/leds-monitor/Makefile new file mode 100644 index
> 0000000..91792bb --- /dev/null +++ b/package/leds-monitor/Makefile
> @@ -0,0 +1,43 @@ +# +# Copyright (C) 2011-2012 OpenWrt.org +# +#
> This is free software, licensed under the GNU General Public
> License v2. +# See /LICENSE for more information. +# + +include
> $(TOPDIR)/rules.mk + +PKG_NAME:=leds-monitor +PKG_RELEASE:=2 +
> +include $(INCLUDE_DIR)/package.mk + +define Package/leds-monitor +
> SECTION:=utils + CATEGORY:=Utilities + TITLE:=Mamba board
> utilities + MAINTAINER:=Belkin Inc. + DEPENDS:=+libpthread
> +endef + +define Package/leds-monitor/description + This package
> contains some small utility apps which use to monitor the + leds
> events, status... +endef + +define Build/Prepare +
> $(INSTALL_DIR) $(PKG_BUILD_DIR) + $(INSTALL_DATA)
> ./src/leds_monitor.c $(PKG_BUILD_DIR)/ +endef + +define
> Build/Compile + $(TARGET_CC) $(TARGET_CFLAGS) -Wall \ +
> -o $(PKG_BUILD_DIR)/leds_monitor $(PKG_BUILD_DIR)/leds_monitor.c
> -lpthread -v +endef + +define Package/leds-monitor/install +
> $(INSTALL_DIR) $(1)/usr/sbin + $(INSTALL_BIN)
> $(PKG_BUILD_DIR)/leds_monitor $(1)/usr/sbin/ +endef + +$(eval
> $(call BuildPackage,leds-monitor)) diff --git
> a/package/leds-monitor/src/leds_monitor.c
> b/package/leds-monitor/src/leds_monitor.c new file mode 100644
> index 0000000..f31203b --- /dev/null +++
> b/package/leds-monitor/src/leds_monitor.c @@ -0,0 +1,290 @@ +/* + *
> Copyright 2014 Belkin Inc. + * + * Author: Belkin Inc. + * + * This
> file is subject to the terms and conditions of version 2 of + * the
> GNU General Public License. See the file COPYING in the main + *
> directory of this archive for more details. + * + */ + +#define
> _GNU_SOURCE /* for asprintf */ +#include <stdio.h> +#include
> <stdint.h> + +#if HAVE_CONFIG_H +#include <config.h> +#endif +
> +#include <linux/version.h> +#include <linux/input.h> + +#include
> <string.h> +#include <fcntl.h> +#include <unistd.h> +#include
> <stdio.h> +#include <stdlib.h> +#include <dirent.h> +#include
> <errno.h> +#include <getopt.h> +#include <ctype.h> +#include
> <pthread.h> + +#define DEV_INPUT_EVENT "/dev/input" +#define
> EVENT_DEV_NAME "event" + +#ifndef EV_SYN +#define EV_SYN 0 +#endif
> + +//#define DEBUG +#ifdef DEBUG +#define leds_dbg(fmt, arg...)
> printf ("%s " fmt "\n", __func__ , ## arg) +#else +#define
> leds_dbg(fmt, arg...) +#endif + +/* + * Variables + * */ +static
> int key = 0; +static int is_start = 0; +static int is_power_blink =
> 0, is_wps_blink = 0; +static pthread_t pid; + +/* + * + * */
> +static int is_event_device(const struct dirent *dir) { +
> return strncmp(EVENT_DEV_NAME, dir->d_name, 5) == 0; +} + +static
> char* scan_devices(void) +{ + struct dirent **namelist; +
> int i, ndev, devnum; + char *filename; + + ndev =
> scandir(DEV_INPUT_EVENT, &namelist, is_event_device, versionsort);
> + if (ndev <= 0) + return NULL; + +
> fprintf(stderr, "Available devices:\n"); + + for (i = 0; i <
> ndev; i++) + { + char fname[64]; +
> int fd = -1; + char name[256] = "???"; + +
> snprintf(fname, sizeof(fname), + "%s/%s",
> DEV_INPUT_EVENT, namelist[i]->d_name); + fd =
> open(fname, O_RDONLY); + if (fd < 0) +
> continue; + ioctl(fd, EVIOCGNAME(sizeof(name)),
> name); + + fprintf(stderr, "%s: %s\n", fname,
> name); + close(fd); +
> free(namelist[i]); + } + + fprintf(stderr, "Select the
> device event number [0-%d]: ", ndev - 1); + scanf("%d",
> &devnum); + + if (devnum >= ndev || devnum < 0) +
> return NULL; + + asprintf(&filename, "%s/%s%d", +
> DEV_INPUT_EVENT, EVENT_DEV_NAME, + devnum); + +
> return filename; +} + +static int usage(void) +{ +
> printf("USAGE:\n"); + printf(" %s /dev/input/eventX\n",
> program_invocation_short_name); + printf("\n"); + +
> return EXIT_FAILURE; +} + +void *thread_handler_led(void *arg) +{ +
> struct timeval start, end; + long mtime, secs, usecs; + +
> while (1) { + if (key != 0) { +
> if (is_start) { + is_start = 0; +
> gettimeofday(&start, NULL); + if (key
> == KEY_WPS_BUTTON) +
> is_wps_blink = 0; + else if (key ==
> KEY_RESTART) + is_power_blink
> = 0; + } +
> gettimeofday(&end, NULL); + secs =
> end.tv_sec - start.tv_sec; + usecs =
> end.tv_usec - start.tv_usec; + mtime =
> ((secs) * 1000 + usecs/1000.0) + 0.5; + mtime
> = mtime / 1000; + + if (key ==
> KEY_WPS_BUTTON) { + if (mtime >= 2)
> { + /* +
> - Start slow blink WPS_WHITE, is_wps_blink = 1. +
> 1. If successful pairing -> WPS_WHITE -> ON, is_wps_blink = 2 +
> - Successuful pairing indicator timer expires -> IDLE state
> is_wps_blink = 0 + OF
> WPS_WHITE, WPS_AMBER. + 2.
> Else if session overlap no response or other +
> WPS-related error within walk time of 2min -> Begin blink
> WPS_AMBER + is_wps_blink = 3
> + - Pairing failure blink
> timer expires -> IDLE state is_wps_blink = 0 +
> OFF WPS_WHITE, WPS_AMBER. +
> NOTE: Successful/Failure pairing timer expires is 1 min (!!?????) +
> */ + } + } +
> else if (key == KEY_RESTART) { /* key RESET is pressed */ +
> if (mtime >= 1 && is_power_blink == 0) { /* time >= 1s */ +
> is_power_blink = 1; +
> system("ledctrl power 255 700 700"); +
> }else if (mtime >= 10 && is_power_blink == 1) { /* time >= 10s */
> + is_power_blink = 2; +
> system("ledctrl power 255 500 500"); +
> } + } + } else { +
> if (is_power_blink != 0) { +
> system("ledctrl power off"); +
> is_power_blink = 0; + } + } /*
> End if */ + //sleep(1); +
> usleep(1000); + + } /* End while */ +} + +static int
> print_events(int fd) +{ + struct input_event ev[64]; +
> int i, rd; + struct timeval start, end; + long mtime,
> secs, usecs; + + while (1) { + rd = read(fd,
> ev, sizeof(struct input_event) * 64); + + if (rd <
> (int) sizeof(struct input_event)) { +
> printf("expected %d bytes, got %d\n", (int) sizeof(struct
> input_event), rd); + perror("\nevtest: error
> reading"); + return 1; + } + +
> for (i = 0; i < rd / sizeof(struct input_event); i++) { +
> if (ev[i].type != EV_SYN) { +
> leds_dbg ("Event: time %ld.%06ld, ", ev[i].time.tv_sec,
> ev[i].time.tv_usec); + leds_dbg
> ("code = %d (0x%x)\n", ev[i].code, ev[i].code); + +
> if (ev[i].value == 1){ +
> start.tv_sec = ev[i].time.tv_sec; +
> start.tv_usec = ev[i].time.tv_usec; +
> key = ev[i].code; + is_start
> = 1; + }else { +
> secs = ev[1].time.tv_sec - start.tv_sec; +
> usecs = ev[1].time.tv_usec - start.tv_usec; +
> mtime = ((secs) * 1000 + usecs/1000.0) + 0.5; +
> leds_dbg ("mtime = %d (%d), secs = %d\n", mtime, mtime / 1000,
> secs); + key = 0; +
> is_start = 0; + } +
> } + } /* End for */ + + } /* End while */ +} +
> +static int test_grab(int fd) +{ + int rc; + + rc =
> ioctl(fd, EVIOCGRAB, (void*)1); + + if (!rc) +
> ioctl(fd, EVIOCGRAB, (void*)0); + + return rc; +} + +static
> int do_capture(const char *device) +{ + int fd; + char
> *filename; + + if (!device) { + fprintf(stderr,
> "No device specified, trying to scan all of %s/%s*\n", +
> DEV_INPUT_EVENT, EVENT_DEV_NAME); + + if (getuid() !=
> 0) + fprintf(stderr, "Not running as root, no
> devices may be available.\n"); + + filename =
> scan_devices(); + if (!filename) +
> return usage(); + } else + filename =
> strdup(device); + + if (!filename) + return
> EXIT_FAILURE; + + if ((fd = open(filename, O_RDONLY)) < 0) {
> + perror("evtest"); + if (errno ==
> EACCES && getuid() != 0) + fprintf(stderr,
> "You do not have access to %s. Try " +
> "running as root instead.\n", +
> filename); + return EXIT_FAILURE; + } + +
> free(filename); + + if (!isatty(fileno(stdout))) +
> setbuf(stdout, NULL); + + if (test_grab(fd)) + { +
> return 0; + } + + return print_events(fd); +} + +int
> main (int argc, char **argv) +{ + const char *device = NULL;
> + int err; + + if (argc < 2) { + return
> usage(); + } + device = argv[1]; + + err =
> pthread_create(&pid, NULL, &thread_handler_led, NULL); + if
> (err != 0) { + leds_dbg ("\nCan't create thread
> :[%s]", strerror(err)); + return 0; + } +
> else + leds_dbg ("\nThread created successfully\n");
> + + return do_capture(device); +} +/* + * END + * */ diff
> --git a/package/linksys-base-files/files/etc/init.d/mamba_apps
> b/package/linksys-base-files/files/etc/init.d/mamba_apps new file
> mode 100755 index 0000000..4ac0731 --- /dev/null +++
> b/package/linksys-base-files/files/etc/init.d/mamba_apps @@ -0,0
> +1,9 @@ +#!/bin/sh /etc/rc.common +# Copyright (C) 2006
> OpenWrt.org + +START=99 +start() { + /usr/sbin/ledctrl power
> off + # Run leds_monitor + /usr/sbin/leds_monitor
> /dev/input/event0& +} -- 1.7.9.5
>
>
>
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