Apple-2-Tools/applepy
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rename --ui switch to --bus

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This commit is contained in:
Greg Hewgill 2011-08-19 20:30:55 +12:00
parent dcc8e9d8ce
commit 15e174c02a
4 changed files with 35 additions and 35 deletions
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2
applepy.py
View File

@ -365,7 +365,7 @@ class Apple2:
args = [ args = [
sys.executable, sys.executable,
"cpu6502.py", "cpu6502.py",
"--ui", str(listener.getsockname()[1]), "--bus", str(listener.getsockname()[1]),
"--rom", options.rom, "--rom", options.rom,
] ]
if options.ram: if options.ram:

2
applepy_curses.py
View File

@ -64,7 +64,7 @@ def run(win):
args = [ args = [
sys.executable, sys.executable,
"cpu6502.py", "cpu6502.py",
"--ui", str(listener.getsockname()[1]), "--bus", str(listener.getsockname()[1]),
"--rom", options.rom, "--rom", options.rom,
] ]

40
cpu6502.py
View File

@ -8,7 +8,7 @@ import struct
import sys import sys
ui = None bus = None # socket for bus I/O
def signed(x): def signed(x):
@ -46,8 +46,8 @@ class RAM(ROM):
class Memory: class Memory:
def __init__(self, options=None, use_stdio=True): def __init__(self, options=None, use_bus=True):
self.use_stdio = use_stdio self.use_bus = use_bus
self.rom = ROM(0xD000, 0x3000) self.rom = ROM(0xD000, 0x3000)
if options: if options:
@ -86,12 +86,12 @@ class Memory:
self.bus_write(cycle, address, value) self.bus_write(cycle, address, value)
def bus_read(self, cycle, address): def bus_read(self, cycle, address):
if not self.use_stdio: if not self.use_bus:
return 0 return 0
op = struct.pack("<IBHB", cycle, 0, address, 0) op = struct.pack("<IBHB", cycle, 0, address, 0)
try: try:
ui.send(op) bus.send(op)
b = ui.recv(1) b = bus.recv(1)
if len(b) == 0: if len(b) == 0:
sys.exit(0) sys.exit(0)
return ord(b) return ord(b)
@ -99,11 +99,11 @@ class Memory:
sys.exit(0) sys.exit(0)
def bus_write(self, cycle, address, value): def bus_write(self, cycle, address, value):
if not self.use_stdio: if not self.use_bus:
return return
op = struct.pack("<IBHB", cycle, 1, address, value) op = struct.pack("<IBHB", cycle, 1, address, value)
try: try:
ui.send(op) bus.send(op)
except IOError: except IOError:
sys.exit(0) sys.exit(0)
@ -511,10 +511,10 @@ class CPU:
def reset(self): def reset(self):
self.program_counter = self.read_word(self.RESET_VECTOR) self.program_counter = self.read_word(self.RESET_VECTOR)
def run(self, uisocket): def run(self, bus_port):
global ui global bus
ui = socket.socket() bus = socket.socket()
ui.connect(("127.0.0.1", uisocket)) bus.connect(("127.0.0.1", bus_port))
while True: while True:
self.cycles += 2 # all instructions take this as a minimum self.cycles += 2 # all instructions take this as a minimum
op = self.read_pc_byte() op = self.read_pc_byte()
@ -978,9 +978,9 @@ def usage():
print >>sys.stderr print >>sys.stderr
print >>sys.stderr, "Usage: cpu6502.py [options]" print >>sys.stderr, "Usage: cpu6502.py [options]"
print >>sys.stderr print >>sys.stderr
print >>sys.stderr, " -b, --bus Bus port number"
print >>sys.stderr, " -R, --rom ROM file to use (default A2ROM.BIN)" print >>sys.stderr, " -R, --rom ROM file to use (default A2ROM.BIN)"
print >>sys.stderr, " -r, --ram RAM file to load (default none)" print >>sys.stderr, " -r, --ram RAM file to load (default none)"
print >>sys.stderr, " -u, --ui UI socket"
sys.exit(1) sys.exit(1)
@ -989,21 +989,21 @@ def get_options():
def __init__(self): def __init__(self):
self.rom = "A2ROM.BIN" self.rom = "A2ROM.BIN"
self.ram = None self.ram = None
self.ui = None self.bus = None
options = Options() options = Options()
a = 1 a = 1
while a < len(sys.argv): while a < len(sys.argv):
if sys.argv[a].startswith("-"): if sys.argv[a].startswith("-"):
if sys.argv[a] in ("-R", "--rom"): if sys.argv[a] in ("-b", "--bus"):
a += 1
options.bus = int(sys.argv[a])
elif sys.argv[a] in ("-R", "--rom"):
a += 1 a += 1
options.rom = sys.argv[a] options.rom = sys.argv[a]
elif sys.argv[a] in ("-r", "--ram"): elif sys.argv[a] in ("-r", "--ram"):
a += 1 a += 1
options.ram = sys.argv[a] options.ram = sys.argv[a]
elif sys.argv[a] in ("-u", "--ui"):
a += 1
options.ui = int(sys.argv[a])
else: else:
usage() usage()
else: else:
@ -1015,7 +1015,7 @@ def get_options():
if __name__ == "__main__": if __name__ == "__main__":
options = get_options() options = get_options()
if options.ui is None: if options.bus is None:
print "ApplePy cpu core" print "ApplePy cpu core"
print "Run applepy.py instead" print "Run applepy.py instead"
sys.exit(0) sys.exit(0)
@ -1023,4 +1023,4 @@ if __name__ == "__main__":
mem = Memory(options) mem = Memory(options)
cpu = CPU(mem) cpu = CPU(mem)
cpu.run(options.ui) cpu.run(options.bus)

26
tests.py
View File

@ -5,7 +5,7 @@ from cpu6502 import Memory, CPU
class TestMemory(unittest.TestCase): class TestMemory(unittest.TestCase):
def setUp(self): def setUp(self):
self.memory = Memory(use_stdio=False) self.memory = Memory(use_bus=False)
def test_load(self): def test_load(self):
self.memory.load(0x1000, [0x01, 0x02, 0x03]) self.memory.load(0x1000, [0x01, 0x02, 0x03])
@ -25,7 +25,7 @@ class TestMemory(unittest.TestCase):
class TestLoadStoreOperations(unittest.TestCase): class TestLoadStoreOperations(unittest.TestCase):
def setUp(self): def setUp(self):
self.memory = Memory(use_stdio=False) self.memory = Memory(use_bus=False)
self.cpu = CPU(self.memory) self.cpu = CPU(self.memory)
self.memory.load(0x1000, [0x00, 0x01, 0x7F, 0x80, 0xFF]) self.memory.load(0x1000, [0x00, 0x01, 0x7F, 0x80, 0xFF])
@ -114,7 +114,7 @@ class TestLoadStoreOperations(unittest.TestCase):
class TestRegisterTransferOperations(unittest.TestCase): class TestRegisterTransferOperations(unittest.TestCase):
def setUp(self): def setUp(self):
self.memory = Memory(use_stdio=False) self.memory = Memory(use_bus=False)
self.cpu = CPU(self.memory) self.cpu = CPU(self.memory)
def test_TAX(self): def test_TAX(self):
@ -189,7 +189,7 @@ class TestRegisterTransferOperations(unittest.TestCase):
class TestStackOperations(unittest.TestCase): class TestStackOperations(unittest.TestCase):
def setUp(self): def setUp(self):
self.memory = Memory(use_stdio=False) self.memory = Memory(use_bus=False)
self.cpu = CPU(self.memory) self.cpu = CPU(self.memory)
def test_TSX(self): def test_TSX(self):
@ -237,7 +237,7 @@ class TestStackOperations(unittest.TestCase):
class TestLogicalOperations(unittest.TestCase): class TestLogicalOperations(unittest.TestCase):
def setUp(self): def setUp(self):
self.memory = Memory(use_stdio=False) self.memory = Memory(use_bus=False)
self.cpu = CPU(self.memory) self.cpu = CPU(self.memory)
def test_AND(self): def test_AND(self):
@ -325,7 +325,7 @@ class TestLogicalOperations(unittest.TestCase):
class TestArithmeticOperations(unittest.TestCase): class TestArithmeticOperations(unittest.TestCase):
def setUp(self): def setUp(self):
self.memory = Memory(use_stdio=False) self.memory = Memory(use_bus=False)
self.cpu = CPU(self.memory) self.cpu = CPU(self.memory)
def test_ADC_without_BCD(self): def test_ADC_without_BCD(self):
@ -544,7 +544,7 @@ class TestArithmeticOperations(unittest.TestCase):
class TestIncrementDecrementOperations(unittest.TestCase): class TestIncrementDecrementOperations(unittest.TestCase):
def setUp(self): def setUp(self):
self.memory = Memory(use_stdio=False) self.memory = Memory(use_bus=False)
self.cpu = CPU(self.memory) self.cpu = CPU(self.memory)
def test_INC(self): def test_INC(self):
@ -653,7 +653,7 @@ class TestIncrementDecrementOperations(unittest.TestCase):
class TestShiftOperations(unittest.TestCase): class TestShiftOperations(unittest.TestCase):
def setUp(self): def setUp(self):
self.memory = Memory(use_stdio=False) self.memory = Memory(use_bus=False)
self.cpu = CPU(self.memory) self.cpu = CPU(self.memory)
def test_ASL(self): def test_ASL(self):
@ -760,7 +760,7 @@ class TestShiftOperations(unittest.TestCase):
class TestJumpCallOperations(unittest.TestCase): class TestJumpCallOperations(unittest.TestCase):
def setUp(self): def setUp(self):
self.memory = Memory(use_stdio=False) self.memory = Memory(use_bus=False)
self.cpu = CPU(self.memory) self.cpu = CPU(self.memory)
def test_JMP(self): def test_JMP(self):
@ -792,7 +792,7 @@ class TestJumpCallOperations(unittest.TestCase):
class TestBranchOperations(unittest.TestCase): class TestBranchOperations(unittest.TestCase):
def setUp(self): def setUp(self):
self.memory = Memory(use_stdio=False) self.memory = Memory(use_bus=False)
self.cpu = CPU(self.memory) self.cpu = CPU(self.memory)
def test_BCC(self): def test_BCC(self):
@ -879,7 +879,7 @@ class TestBranchOperations(unittest.TestCase):
class TestStatusFlagOperations(unittest.TestCase): class TestStatusFlagOperations(unittest.TestCase):
def setUp(self): def setUp(self):
self.memory = Memory(use_stdio=False) self.memory = Memory(use_bus=False)
self.cpu = CPU(self.memory) self.cpu = CPU(self.memory)
def test_CLC(self): def test_CLC(self):
@ -921,7 +921,7 @@ class TestStatusFlagOperations(unittest.TestCase):
class TestSystemFunctionOperations(unittest.TestCase): class TestSystemFunctionOperations(unittest.TestCase):
def setUp(self): def setUp(self):
self.memory = Memory(use_stdio=False) self.memory = Memory(use_bus=False)
self.cpu = CPU(self.memory) self.cpu = CPU(self.memory)
def test_BRK(self): def test_BRK(self):
@ -951,7 +951,7 @@ class TestSystemFunctionOperations(unittest.TestCase):
class Test6502Bugs(unittest.TestCase): class Test6502Bugs(unittest.TestCase):
def setUp(self): def setUp(self):
self.memory = Memory(use_stdio=False) self.memory = Memory(use_bus=False)
self.cpu = CPU(self.memory) self.cpu = CPU(self.memory)
def test_zero_page_x(self): def test_zero_page_x(self):