renamed directory

py/exp_gpio.py

-#!/usr/bin/env python
-# -*- coding: utf-8 -*-
-# Copyright (C) 2013, Elphel.inc.
-# Export range of GPIO (EMIO)registers
-# This program is free software: you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation, either version 3 of the License, or
-# (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
-#  
-__author__ = "Andrey Filippov"
-__copyright__ = "Copyright 2014, Elphel, Inc."
-__license__ = "GPL"
-__version__ = "3.0+"
-__maintainer__ = "Andrey Filippov"
-__email__ = "andrey@elphel.com"
-__status__ = "Development"
-
-from __future__ import print_function
-import sys
-if len(sys.argv) < 3 or (sys.argv[1] != "in" and sys.argv[1] != "out") :
-    print ("Usage: ", sys.argv[0]+" <in|out> <gpio_number>[<gpio_max_number>]")
-    exit (0)
-mode = sys.argv[1]
-    
-gpio_low_n=int(sys.argv[2])
-if len(sys.argv)>3:
-    gpio_high_n=int(sys.argv[3])
-else:
-    gpio_high_n=gpio_low_n
-print ("exporting as \""+mode+"\":", end=""),    
-for gpio_n in range (gpio_low_n, gpio_high_n+1):
-    print (" %d"%gpio_n, end="")
-print()    
-# bash> echo 240 > /sys/class/gpio/export
-# bash> echo out > /sys/class/gpio/gpio240/direction
-# bash> echo 1 > /sys/class/gpio/gpio240/value
-       
-for gpio_n in range (gpio_low_n, gpio_high_n+1):
-    try:
-        with open ("/sys/class/gpio/export","w") as f:
-            print (gpio_n,file=f)
-    except:
-        print ("failed \"echo %d > /sys/class/gpio/export"%gpio_n)
-    try:
-        with open ("/sys/class/gpio/gpio%d/direction"%gpio_n,"w") as f:
-            print (mode,file=f)
-    except:
-        print ("failed \"echo %s > /sys/class/gpio/gpio%d/direction"%(mode,gpio_n))
-            

py/mem.py

-#!/usr/bin/env python
-# -*- coding: utf-8 -*-
-# Copyright (C) 2013, Elphel.inc.
-# Read/write memory locations as 32-bit values
-# This program is free software: you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation, either version 3 of the License, or
-# (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
-#  
-__author__ = "Andrey Filippov"
-__copyright__ = "Copyright 2014, Elphel, Inc."
-__license__ = "GPL"
-__version__ = "3.0+"
-__maintainer__ = "Andrey Filippov"
-__email__ = "andrey@elphel.com"
-__status__ = "Development"
-import mmap
-import sys
-import struct
-PAGE_SIZE=4096
-endian="<" # little, ">" for big
-if len(sys.argv)<2:
-    print "Usage: ", sys.argv[0]+" address [data]"
-    exit (0)
-addr=int(sys.argv[1],16) & 0xfffffffc
-data=0
-writeMode=len(sys.argv)>2
-if (writeMode):
-    data=int(sys.argv[2],16)
-with open("/dev/mem", "r+b") as f:
-    page_addr=addr & (~(PAGE_SIZE-1))
-    page_offs=addr-page_addr
-    if (page_addr>=0x80000000):
-        page_addr-= (1<<32)
-    mm = mmap.mmap(f.fileno(), PAGE_SIZE, offset=page_addr)
-    if writeMode:
-        packedData=struct.pack(endian+"L",data)
-        d=struct.unpack(endian+"L",packedData)[0]
-        mm[page_offs:page_offs+4]=packedData
-        print ("0x%08x <== 0x%08x (%d)"%(addr,d,d))
-    else:
-        data=struct.unpack(endian+"L",mm[page_offs:page_offs+4])
-        d=data[0]
-        print ("0x%08x ==> 0x%08x (%d)"%(addr,d,d))
-    mm.close()

py/memdump.py

-#!/usr/bin/env python
-# -*- coding: utf-8 -*-
-# Copyright (C) 2013, Elphel.inc.
-# Dump a range of memory locations (physical)
-# This program is free software: you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation, either version 3 of the License, or
-# (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
-#  
-__author__ = "Andrey Filippov"
-__copyright__ = "Copyright 2014, Elphel, Inc."
-__license__ = "GPL"
-__version__ = "3.0+"
-__maintainer__ = "Andrey Filippov"
-__email__ = "andrey@elphel.com"
-__status__ = "Development"
-import mmap
-import sys
-import struct
-PAGE_SIZE=4096
-endian="<" # little, ">" for big
-if len(sys.argv)<=1:
-    print "Usage: ", sys.argv[0]+" start_address end_address"
-    exit (0)
-start_addr=int(sys.argv[1],16) & 0xfffffffc
-if len(sys.argv)>2:
-    end_addr=int(sys.argv[2],16) & 0xfffffffc
-else:
-    end_addr=start_addr
-data=0
-writeMode=len(sys.argv)>2
-with open("/dev/mem", "r+b") as f:
-    for addr in range (start_addr,end_addr+4,4):
-        page_addr=addr & (~(PAGE_SIZE-1))
-        if (addr == start_addr) or ((addr & 0x3f) == 0):
-	      print ("\n0x%08x:"%addr),
-        page_offs=addr-page_addr
-        if (page_addr>=0x80000000):
-            page_addr-= (1<<32)
-        mm = mmap.mmap(f.fileno(), PAGE_SIZE, offset=page_addr)
-        data=struct.unpack(endian+"L",mm[page_offs:page_offs+4])
-        d=data[0]
-        print ("%08x"%d),
-        mm.close()

py/mon_gpio.py

-#!/usr/bin/env python
-# -*- coding: utf-8 -*-
-# Copyright (C) 2013, Elphel.inc.
-# Monitor a range of GPIO bits (should be exported first)
-# This program is free software: you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation, either version 3 of the License, or
-# (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
-#  
-__author__ = "Andrey Filippov"
-__copyright__ = "Copyright 2014, Elphel, Inc."
-__license__ = "GPL"
-__version__ = "3.0+"
-__maintainer__ = "Andrey Filippov"
-__email__ = "andrey@elphel.com"
-__status__ = "Development"
-from __future__ import print_function
-import sys
-if len(sys.argv) < 2 :
-    print ("Usage: ", sys.argv[0]+" <gpio_number>[<gpio_max_number>]")
-    exit (0)
-gpio_low_n=int(sys.argv[1])
-if len(sys.argv)>2:
-    gpio_high_n=int(sys.argv[2])
-else:
-    gpio_high_n=gpio_low_n
-print ("gpio %d.%d: "%(gpio_high_n,gpio_low_n), end=""),    
-# bash> echo 240 > /sys/class/gpio/export
-# bash> echo out > /sys/class/gpio/gpio240/direction
-# bash> echo 1 > /sys/class/gpio/gpio240/value
-       
-for gpio_n in range (gpio_high_n, gpio_low_n-1,-1):
-    if gpio_n != gpio_high_n and ((gpio_n-gpio_low_n+1) % 4) == 0:
-        print (".",end="")
-    try:
-        with open ("/sys/class/gpio/gpio%d/value"%gpio_n,"r") as f:
-            print (f.read(1),end="")
-    except:
-        print ("X",end="")
-print()