r4815 - in developers/werner: . wlan-resume

[werner at docs.openmoko.org]

Author: werner
Date: 2008-11-22 04:55:49 +0100 (Sat, 22 Nov 2008)
New Revision: 4815

Added:
   developers/werner/wlan-resume/
   developers/werner/wlan-resume/trigger
   developers/werner/wlan-resume/vds.py
Log:
Backup my WLAN resume debugging environment.



Added: developers/werner/wlan-resume/trigger
===================================================================
--- developers/werner/wlan-resume/trigger	                        (rev 0)
+++ developers/werner/wlan-resume/trigger	2008-11-22 03:55:49 UTC (rev 4815)
@@ -0,0 +1,5 @@
+#!/bin/sh
+rmmod s3cmci.ko
+echo 0 >/sys/bus/platform/drivers/gta02-pm-wlan/gta02-pm-wlan.0/power_on
+echo 1 >/sys/bus/platform/drivers/gta02-pm-wlan/gta02-pm-wlan.0/power_on
+insmod s3cmci.ko trigger=$1


Property changes on: developers/werner/wlan-resume/trigger
___________________________________________________________________
Name: svn:executable
   + *

Added: developers/werner/wlan-resume/vds.py
===================================================================
--- developers/werner/wlan-resume/vds.py	                        (rev 0)
+++ developers/werner/wlan-resume/vds.py	2008-11-22 03:55:49 UTC (rev 4815)
@@ -0,0 +1,102 @@
+#!/usr/bin/python
+
+from tmc.scope import *
+from tmc.trigger import *
+import os, time
+
+#
+# In a typical session, 176-181 command are sent. We set the limit to 175, so
+# that we don't hang in a short session. In case this happens anyway, just
+# restarting the device will fix the problem, as long as the limit is within a
+# session length that occurs reasonably often.
+#
+
+n = 5
+start = 0
+
+s = rigol_ds1000c()
+s.debug = False
+
+#
+# Sample window (-1ms, +1ms) around trigger at 100MSa/s or better.
+#
+#s.window(100e6, -1e-3, 1e-3)
+# -20ms,+20ms at 10MSa/s
+
+s.window(2e6, -20e-3, 80e-3)
+
+ch = s.ch[0]
+ch.pos = 1.5
+ch.scale = 0.5
+
+edge(slope = slope.Rising, level = 1.5).source(ch)
+
+s.hor.sweep = sweep.Single
+s.hor.stop()
+
+
+def system(cmd):
+    ret = os.system(cmd)
+    print cmd, "->", "%x" % ret
+    while ret & 0xff:
+	pass
+
+
+def neo(cmd):
+    system("ssh -q lab "+
+     "/home/moko/svn.openmoko.org/developers/werner/bin/neo -q "+
+     cmd)
+
+
+for i in range(0, n):
+    # pseudo-randomize the trigger time to that we collect samples from a wider
+    # range more quickly
+    tr = start+(i*41) % n
+
+    for rep in range(0, 1):
+	id = "%03d-%d" % (tr, rep)
+
+	print "Round", id
+
+	# reset trigger
+	neo("gpio f6=zr")
+
+	# start scope
+	s.hor.run()
+
+	# load the module and set the trigger
+	neo("./trigger "+str(tr))
+
+#	# set the next trigger time (see the script "trigger" for details)
+#	neo("./trigger "+str(tr))
+#
+#	# hard reset the device
+#	neo("dbgrst")
+
+	print "Waiting for trigger ..."
+
+	# wait for trigger
+	while s.hor.state() != state.Stop:
+	    time.sleep(1)
+
+	print "Downloading ..."
+
+	# grab the transmission(s) - a bit before the message and a lot after
+	t0 = time.time()
+#	w = s.wave([1, 2, 3, 4, 5, 6], start = -0.1e-3, end = 2e-3)
+	w = s.wave([1, 2, 3, 4, 5, 6], start = -20e-3, end = 80e-3)
+	t1 = time.time()
+	w.save("sdio-"+id)
+	t2 = time.time()
+#	print t0, t1, t2
+	print "download", t1-t0, "save", t2-t1
+
+	# Give the system time to finish booting
+	# -- no need. now that we're really operating at 100MSa/s, the download
+	# takes long enough
+	print "Saved", i, tr, rep
+#	time.sleep(60)
+#	print "AWAKE"
+
+	# record the kernel messages as well
+	neo("dmesg -s 2000000 >dmesg-"+id)


Property changes on: developers/werner/wlan-resume/vds.py
___________________________________________________________________
Name: svn:executable
   + *