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tools/litex_term: review/simplify a bit PR #772.

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This commit is contained in:
Florent Kermarrec 2021-01-13 19:33:29 +01:00
parent 9a9f7984ef
commit 83fb79fb0c
1 changed files with 13 additions and 30 deletions
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43
litex/tools/litex_term.py
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@ -44,33 +44,16 @@ if sys.platform == "win32":
return b == b"\xe0"
def handle_escape(self, b):
# UP
if b == b"H":
return b"\x1b[A"
# DOWN
elif b == b"P":
return b"\x1b[B"
# LEFT
elif b == b"K":
return b"\x1b[D"
# RIGHT
elif b == b"M":
return b"\x1b[C"
# HOME
elif b == b"G":
return b"\x1b[H"
# END
elif b == b"O":
return b"\x1b[F"
# INSERT
elif b == b"R":
return b"\x1b[2~"
# DELETE
elif b == b"S":
return b"\x1b[3~"
else:
# Ignore remaining- TODO: Maybe handle ESC eventually?
return None
return {
b"H" : b"\x1b[A", # Up
b"P" : b"\x1b[B", # Down
b"K" : b"\x1b[D", # Left
b"M" : b"\x1b[C", # Right
b"G" : b"\x1b[H", # Home
b"O" : b"\x1b[F", # End
b"R" : b"\x1b[2~", # Insert
b"S" : b"\x1b[3~", # Delete
}.get(b, None) # TODO: Handle ESC? Others?
else:
import termios
@ -546,9 +529,9 @@ def main():
term = LiteXTerm(args.serial_boot, args.kernel, args.kernel_adr, args.images, args.flash)
if sys.platform == "win32":
bridge_cls = None
else:
bridge_cls = {"crossover": CrossoverUART, "jtag_uart": JTAGUART}.get(args.port, None)
if args.port in ["crossover", "jtag_uart"]:
raise NotImplementedError
bridge_cls = {"crossover": CrossoverUART, "jtag_uart": JTAGUART}.get(args.port, None)
if bridge_cls is not None:
bridge = bridge_cls()
bridge.open()