initial upload, directio/giveio.sys sources still missing
diff --git a/pyparallel/parallel/parallelwin32.py b/pyparallel/parallel/parallelwin32.py
new file mode 100644
index 0000000..7c10c3f
--- /dev/null
+++ b/pyparallel/parallel/parallelwin32.py
@@ -0,0 +1,122 @@
+#pyparallel driver for win32
+#see __init__.py
+#
+#(C) 2002 Chris Liechti <cliechti@gmx.net>
+# this is distributed under a free software license, see license.txt
+#
+# thanks to Dincer Aydin dinceraydin@altavista.net for his work on the
+# winioport module: www.geocities.com/dinceraydin/ the graphic below is
+# borrowed form him ;-)
+
+
+# LPT1 = 0x0378 or 0x03BC
+# LPT2 = 0x0278 or 0x0378
+# LPT3 = 0x0278
+#
+# Data Register (base + 0) ........ outputs
+#
+# 7 6 5 4 3 2 1 0
+# . . . . . . . * D0 ........... (pin 2), 1=High, 0=Low (true)
+# . . . . . . * . D1 ........... (pin 3), 1=High, 0=Low (true)
+# . . . . . * . . D2 ........... (pin 4), 1=High, 0=Low (true)
+# . . . . * . . . D3 ........... (pin 5), 1=High, 0=Low (true)
+# . . . * . . . . D4 ........... (pin 6), 1=High, 0=Low (true)
+# . . * . . . . . D5 ........... (pin 7), 1=High, 0=Low (true)
+# . * . . . . . . D6 ........... (pin 8), 1=High, 0=Low (true)
+# * . . . . . . . D7 ........... (pin 9), 1=High, 0=Low (true)
+#
+# Status Register (base + 1) ...... inputs
+#
+# 7 6 5 4 3 2 1 0
+# . . . . . * * * Undefined
+# . . . . * . . . Error ........ (pin 15), high=1, low=0 (true)
+# . . . * . . . . Selected ..... (pin 13), high=1, low=0 (true)
+# . . * . . . . . No paper ..... (pin 12), high=1, low=0 (true)
+# . * . . . . . . Ack .......... (pin 10), high=1, low=0 (true)
+# * . . . . . . . Busy ......... (pin 11), high=0, low=1 (inverted)
+#
+# ctrl Register (base + 2) ..... outputs
+#
+# 7 6 5 4 3 2 1 0
+# . . . . . . . * Strobe ....... (pin 1), 1=low, 0=high (inverted)
+# . . . . . . * . Auto Feed .... (pin 14), 1=low, 0=high (inverted)
+# . . . . . * . . Initialize ... (pin 16), 1=high, 0=low (true)
+# . . . . * . . . Select ....... (pin 17), 1=low, 0=high (inverted)
+# * * * * . . . . Unused
+
+LPT1 = 0
+LPT2 = 1
+
+LPT1_base = 0x0378
+LPT2_base = 0x0278
+
+import _pyparallel
+
+class Parallel:
+ def __init__(self, port = LPT1):
+ if port == LPT1:
+ self.dataRegAdr = LPT1_base
+ elif port == LPT1:
+ self.dataRegAdr = LPT2_base
+ else:
+ raise ValueError("No such port available - expecting a number")
+ self.statusRegAdr = self.dataRegAdr + 1
+ self.ctrlRegAdr = self.dataRegAdr + 2
+
+ def setData(self, value):
+ _pyparallel.outp(self.dataRegAdr, value)
+
+ # control register output functions
+ def setDataStrobe(self, state):
+ """data strobe bit"""
+ if state == 0:
+ self.ctrlReg = self.ctrlReg | 0x01
+ else:
+ self.ctrlReg = self.ctrlReg & ~0x01
+ _pyparallel.outp(self.ctrlRegAdr, self.ctrlReg)
+
+ def setAutoFeed(self, state):
+ """auto feed bit"""
+ if state == 0:
+ self.ctrlReg = self.ctrlReg | 0x02
+ else:
+ self.ctrlReg = self.ctrlReg & ~0x02
+ _pyparallel.outp(self.ctrlRegAdr, self.ctrlReg)
+
+ def setInitOut(self, state):
+ """initialize bit"""
+ if state == 0:
+ self.ctrlReg = self.ctrlReg & ~0x04
+ else:
+ self.ctrlReg = self.ctrlReg | 0x04
+ _pyparallel.outp(self.ctrlRegAdr, self.ctrlReg)
+
+ def setSelect(self, state):
+ """select bit"""
+ if state == 0:
+ self.ctrlReg = self.ctrlReg | 0x08
+ else:
+ self.ctrlReg = self.ctrlReg & ~0x08
+ _pyparallel.outp(self.ctrlRegAdr, self.ctrlReg)
+
+ def getInError(self):
+ """Error pin"""
+ return _pyparallel.inp(self.statusRegAdr) & 0x08 and 1
+
+ def gettInSelected(self):
+ """select pin"""
+ return _pyparallel.inp(self.statusRegAdr) & 0x10 and 1
+
+ def getInPaperOut(self):
+ """paper out pin"""
+ return _pyparallel.inp(self.statusRegAdr) & 0x20 and 1
+
+ def getInAcknowledge(self):
+ """Acknowledge pin"""
+ return _pyparallel.inp(self.statusRegAdr) & 0x40 and 1
+
+ def getInBusy(self):
+ """input from busy pin"""
+ return _pyparallel.inp(self.statusRegAdr)& 0x80 and 1
+
+