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option to set external (existing) memory, options to change or disable getc/putc addresses

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This commit is contained in:
Irmen de Jong 2017-08-18 21:39:54 +02:00
parent 51e1ca3cdb
commit feeb3efb8a
1 changed files with 8 additions and 6 deletions
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14
py65/monitor.py
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@ -43,10 +43,11 @@ class Monitor(cmd.Cmd):
'65Org16': V65Org16}
def __init__(self, mpu_type=NMOS6502, completekey='tab', stdin=None,
stdout=None, argv=None):
stdout=None, argv=None, memory=None, putc_addr=0xF001, getc_addr=0xF004):
self.mpu_type = mpu_type
self.putc_addr = 0xF001
self.getc_addr = 0xF004
self.memory = memory
self.putc_addr = putc_addr
self.getc_addr = getc_addr
if argv is None:
argv = sys.argv
self._breakpoints = []
@ -149,14 +150,15 @@ class Monitor(cmd.Cmd):
return result
def _reset(self, mpu_type,getc_addr=0xF004,putc_addr=0xF001):
self._mpu = mpu_type()
self._mpu = mpu_type(memory=self.memory)
self.addrWidth = self._mpu.ADDR_WIDTH
self.byteWidth = self._mpu.BYTE_WIDTH
self.addrFmt = self._mpu.ADDR_FORMAT
self.byteFmt = self._mpu.BYTE_FORMAT
self.addrMask = self._mpu.addrMask
self.byteMask = self._mpu.byteMask
self._install_mpu_observers(getc_addr,putc_addr)
if getc_addr and putc_addr:
self._install_mpu_observers(getc_addr,putc_addr)
self._address_parser = AddressParser()
self._disassembler = Disassembler(self._mpu, self._address_parser)
self._assembler = Assembler(self._mpu, self._address_parser)
@ -245,7 +247,7 @@ class Monitor(cmd.Cmd):
byte = 0
return byte
m = ObservableMemory(addrWidth=self.addrWidth)
m = ObservableMemory(subject=self.memory, addrWidth=self.addrWidth)
m.subscribe_to_write([self.putc_addr], putc)
m.subscribe_to_read([self.getc_addr], getc)