From: Jan Michel <j.michel@gsi.de>
Date: Wed, 2 Jul 2014 16:53:37 +0000 (+0200)
Subject: added access to power switch script via TrbNet
X-Git-Url: https://jspc29.x-matter.uni-frankfurt.de/git/?a=commitdiff_plain;h=d5a70e313a1fa0d7f308132a72710c420e22b246;p=daqtools.git

added access to power switch script via TrbNet
---

diff --git a/tools/pwrswitch.pl b/tools/pwrswitch.pl
index 00bb0b6..ed67d0a 100755
--- a/tools/pwrswitch.pl
+++ b/tools/pwrswitch.pl
@@ -14,11 +14,14 @@ use Device::SerialPort;
 use feature 'state';
 use URI::Escape;
 use Data::Dumper;
+use HADES::TrbNet;
 use Time::HiRes qw( usleep);
 use Getopt::Long;
 
+my $port;
 my $help;
 my $ser_dev;
+my $isTrbNet = 0;
 Getopt::Long::Configure(qw(gnu_getopt));
 GetOptions(
            'help|h' => \$help,
@@ -33,26 +36,38 @@ GetOptions(
 
 $ser_dev = "/dev/ttyUSB0" unless defined $ser_dev;
 
-my $port = new Device::SerialPort($ser_dev);
+
 
 sub Cmd {
   my ($c) = @_;
-  for my $i (0..2) {
-    $port->write($c."\n");
-    my $a = "";
-    for my $j (0..8) {
-      my ($l,$s) = $port->read(5);
-      $a .= $l;
-      if ($l < 5) {next;}
-      if ($s =~ /^\w[a-f0-9]{3}/) {return hex(substr($s,1,3));} 
-      if ($s =~ /^\w[a-f0-9]{2}/) {return hex(substr($s,1,2));}
-      usleep(10000);
+  if($isTrbNet == 0) {
+    for my $i (0..2) {
+      $port->write($c."\n");
+      my $a = "";
+      for my $j (0..8) {
+        my ($l,$s) = $port->read(5);
+        $a .= $l;
+        if ($l < 5) {next;}
+        if ($s =~ /^\w[a-f0-9]{3}/) {return hex(substr($s,1,3));} 
+        if ($s =~ /^\w[a-f0-9]{2}/) {return hex(substr($s,1,2));}
+        usleep(10000);
+        }
+      usleep(50000);
+      #print '.';
       }
-    usleep(50000);
-    #print '.';
+    }
+  else {
+    trb_register_read_mem($ser_dev,0xd600,1,100); #clear memory
+    my @c = split('',$c."\n");
+    my @cmd =  map(ord, @c);
+    trb_register_write_mem($ser_dev,0xd600,1,\@cmd,scalar @cmd);
+    usleep(20000);
+    my $r = trb_register_read_mem($ser_dev,0xd600,1,5);
+    my $s = join('',map (chr($_ & 0xff),@{$r->{$ser_dev}}));
+    if ($s =~ /^\w[a-f0-9]{3}/) {return hex(substr($s,1,3));} 
+    if ($s =~ /^\w[a-f0-9]{2}/) {return hex(substr($s,1,2));}    
     }
   return ;
-
   }
 
 if ($help || (defined $ARGV[0] && $ARGV[0] =~ /help/)) {
@@ -60,25 +75,38 @@ if ($help || (defined $ARGV[0] && $ARGV[0] =~ /help/)) {
   print "CHANNEL:   Channel number, hex or decimal\n";
   print "OPERATION: 1 (on), 0 (off), / (toggle), L (set limit)\n";
   print "VALUE:     A 10 Bit value, 3 hex digits or decimal\n";
+  print "If the DEVICE is an hex value, it is treated as a TrbNet address. Uart must be present and is assumed to be set at right baud rate\n";
   exit;
   }
 
+if($ser_dev =~ /^0x([0-9a-fA-F]{4})/) {
+  $ser_dev = hex($1);
+  $isTrbNet = 1;
+  if(!defined $ENV{'DAQOPSERVER'}) {
+    die "DAQOPSERVER not set in environment";
+    }
+  if (!defined &trb_init_ports()) {
+    die("can not connect to trbnet-daemon on the $ENV{'DAQOPSERVER'}");
+    }
+  }
+else {
+  $port = new Device::SerialPort($ser_dev);
+  unless ($port) {
+    print "can't open serial interface $ser_dev\n";
+    exit;
+    } 
+  $port->user_msg('ON'); 
+  $port->baudrate(57600); 
+  $port->parity("none"); 
+  $port->databits(8); 
+  $port->stopbits(1); 
+  $port->handshake("none"); 
+  $port->read_char_time(0);
+  $port->read_const_time(50);
+  $port->write_settings;
+  }
+
 
-unless ($port)
-{
-  print "can't open serial interface $ser_dev\n";
-  exit;
-}
-
-$port->user_msg('ON'); 
-$port->baudrate(57600); 
-$port->parity("none"); 
-$port->databits(8); 
-$port->stopbits(1); 
-$port->handshake("none"); 
-$port->read_char_time(0);
-$port->read_const_time(50);
-$port->write_settings;
 
 # debug output