--- /dev/null
+#!/usr/bin/env python
+import sys, time
+from SerialPort_linux import *
+
+# serial device to communicate with
+DEVICE="/dev/ttyUSB0"
+# baudrate used for communication with pkernel
+KERNEL_BAUDRATE=38400
+
+def recvByte():
+ i = tty.read()
+ return ord(i)
+
+def sendByte(byte):
+ time.sleep(0.005) # just to get sure, wait 5ms
+ tty.write(chr(byte))
+ tty.flush()
+
+def sendWord(word):
+ sendByte(word & 0xFF)
+ sendByte((word >> 8) & 0xFF)
+
+def sendDWord(dword):
+ sendByte(dword & 0xFF)
+ sendByte((dword >> 8) & 0xFF)
+ sendByte((dword >> 16) & 0xFF)
+ sendByte((dword >> 24) & 0xFF)
+
+def pkernCHIPERASE():
+ sendByte(0x15)
+ if (recvByte() != 0x45):
+ raise Exception
+ print "wait..."
+ if (recvByte() != 0x23):
+ raise Exception
+ print "Chip erasing done."
+
+def pkernERASE(address, size):
+ sendByte(0x12)
+ if (recvByte() != 0x11):
+ raise Exception
+ sendDWord(address)
+ sendWord(size)
+ if (recvByte() != 0x18):
+ raise Exception
+ print "Erasing done."
+
+
+def pkernWRITE(address, size, data):
+ print "address:", hex(address), "size:", size
+ # send WRITE command
+ sendByte(0x13)
+ if (recvByte() != 0x37):
+ raise Exception
+ # tell desired address and size
+ sendDWord(address)
+ sendWord(size)
+
+ # write binary stream of data
+ for i in range(0, size):
+ sendByte(data[i])
+
+ if (recvByte() != 0x28):
+ raise Exception
+ print "Flashing done."
+
+
+class FlashSequence(object):
+ def __init__(self, address, data):
+ self.address = address
+ self.data = data
+
+# list of all our address/data pairs to flash
+flashseqs = []
+
+
+print "Initializing serial port..."
+tty = SerialPort(DEVICE, None, KERNEL_BAUDRATE)
+
+# check command line arguments
+if len(sys.argv) != 2:
+ print "Usage: " + sys.argv[0] + " [mhx-file]"
+ sys.exit(1)
+
+# read in data from mhx-file before starting
+try:
+ fp = open(sys.argv[1], "r")
+except IOError:
+ print sys.argv[0] + ": Error - couldn't open file " + sys.argv[1] + "!"
+ sys.exit(1)
+
+linecount = 0
+for line in fp:
+ linecount += 1
+ # get rid of newline characters
+ line = line.strip()
+
+ # we're only interested in S2 (data sequence with 3 address bytes) records by now
+ if line[0:2] == "S2":
+ byte_count = int(line[2:4], 16)
+ # just to get sure, check if byte count field is valid
+ if (len(line)-4) != (byte_count*2):
+ print sys.argv[0] + ": Warning - inavlid byte count field in " + \
+ sys.argv[1] + ":" + str(linecount) + ", skipping line!"
+ continue
+
+ # address and checksum bytes are not needed
+ byte_count -= 4
+ address = int(line[4:10], 16)
+ datastr = line[10:10+byte_count*2]
+
+ # convert data hex-byte-string to real byte data list
+ data = []
+ for i in range(0, len(datastr)/2):
+ data.append(int(datastr[2*i:2*i+2], 16))
+
+ # add flash sequence to our list
+ flashseqs.append(FlashSequence(address, data))
+
+print "The following flash sequences have been read in:"
+for seq in flashseqs:
+ print hex(seq.address) + ":", [hex(x) for x in seq.data]
+
+
+# let the fun begin!
+"""
+for seq in flashseqs:
+ print "Erasing", len(seq.data), "bytes at address", hex(seq.address)
+ pkernERASE(seq.address, len(seq.data))
+"""
+print "ChipErase..."
+pkernCHIPERASE()
+
+
+for seq in flashseqs:
+ print "Flashing", len(seq.data), "bytes at address", hex(seq.address)
+ pkernWRITE(seq.address, len(seq.data), seq.data)
+
+"""
+sendByte(0x99) #exit and wait
+print "Reset your board now to run code from Flash"
+"""
+
+sendByte(0x97) #exit and restart
+++ /dev/null
-../SerialPort_linux.py
\ No newline at end of file
+++ /dev/null
-#!/usr/bin/env python
-import sys, time
-from SerialPort_linux import *
-
-# serial device to communicate with
-DEVICE="/dev/ttyUSB0"
-# baudrate used for communication with pkernel
-KERNEL_BAUDRATE=38400
-
-def recvByte():
- i = tty.read()
- return ord(i)
-
-def sendByte(byte):
- time.sleep(0.005) # just to get sure, wait 5ms
- tty.write(chr(byte))
- tty.flush()
-
-def sendWord(word):
- sendByte(word & 0xFF)
- sendByte((word >> 8) & 0xFF)
-
-def sendDWord(dword):
- sendByte(dword & 0xFF)
- sendByte((dword >> 8) & 0xFF)
- sendByte((dword >> 16) & 0xFF)
- sendByte((dword >> 24) & 0xFF)
-
-def pkernCHIPERASE():
- sendByte(0x15)
- if (recvByte() != 0x45):
- raise Exception
- print "wait..."
- if (recvByte() != 0x23):
- raise Exception
- print "Chip erasing done."
-
-def pkernERASE(address, size):
- sendByte(0x12)
- if (recvByte() != 0x11):
- raise Exception
- sendDWord(address)
- sendWord(size)
- if (recvByte() != 0x18):
- raise Exception
- print "Erasing done."
-
-
-def pkernWRITE(address, size, data):
- print "address:", hex(address), "size:", size
- # send WRITE command
- sendByte(0x13)
- if (recvByte() != 0x37):
- raise Exception
- # tell desired address and size
- sendDWord(address)
- sendWord(size)
-
- # write binary stream of data
- for i in range(0, size):
- sendByte(data[i])
-
- if (recvByte() != 0x28):
- raise Exception
- print "Flashing done."
-
-
-class FlashSequence(object):
- def __init__(self, address, data):
- self.address = address
- self.data = data
-
-# list of all our address/data pairs to flash
-flashseqs = []
-
-
-print "Initializing serial port..."
-tty = SerialPort(DEVICE, None, KERNEL_BAUDRATE)
-
-# check command line arguments
-if len(sys.argv) != 2:
- print "Usage: " + sys.argv[0] + " [mhx-file]"
- sys.exit(1)
-
-# read in data from mhx-file before starting
-try:
- fp = open(sys.argv[1], "r")
-except IOError:
- print sys.argv[0] + ": Error - couldn't open file " + sys.argv[1] + "!"
- sys.exit(1)
-
-linecount = 0
-for line in fp:
- linecount += 1
- # get rid of newline characters
- line = line.strip()
-
- # we're only interested in S2 (data sequence with 3 address bytes) records by now
- if line[0:2] == "S2":
- byte_count = int(line[2:4], 16)
- # just to get sure, check if byte count field is valid
- if (len(line)-4) != (byte_count*2):
- print sys.argv[0] + ": Warning - inavlid byte count field in " + \
- sys.argv[1] + ":" + str(linecount) + ", skipping line!"
- continue
-
- # address and checksum bytes are not needed
- byte_count -= 4
- address = int(line[4:10], 16)
- datastr = line[10:10+byte_count*2]
-
- # convert data hex-byte-string to real byte data list
- data = []
- for i in range(0, len(datastr)/2):
- data.append(int(datastr[2*i:2*i+2], 16))
-
- # add flash sequence to our list
- flashseqs.append(FlashSequence(address, data))
-
-print "The following flash sequences have been read in:"
-for seq in flashseqs:
- print hex(seq.address) + ":", [hex(x) for x in seq.data]
-
-
-# let the fun begin!
-"""
-for seq in flashseqs:
- print "Erasing", len(seq.data), "bytes at address", hex(seq.address)
- pkernERASE(seq.address, len(seq.data))
-"""
-print "ChipErase..."
-pkernCHIPERASE()
-
-
-for seq in flashseqs:
- print "Flashing", len(seq.data), "bytes at address", hex(seq.address)
- pkernWRITE(seq.address, len(seq.data), seq.data)
-
-"""
-sendByte(0x99) #exit and wait
-print "Reset your board now to run code from Flash"
-"""
-
-sendByte(0x97) #exit and restart