mirror of
https://github.com/trezor/trezor-firmware.git
synced 2024-11-22 15:38:11 +00:00
Added uasyncio
Added playground module
This commit is contained in:
parent
8493da5f97
commit
0b0e6186c6
3
emu.sh
3
emu.sh
@ -1,3 +1,4 @@
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#!/bin/bash
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cd `dirname $0`/src
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../vendor/micropython/unix/micropython main.py
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../vendor/micropython/unix/micropython -O0 -X heapsize=100000 main.py
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@ -2,4 +2,5 @@ import layout
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layout.show_send('1BitkeyP2nDd5oa64x7AjvBbbwST54W5Zmx2', 110.126967)
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while True: pass
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import playground
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playground.run()
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93
src/playground/__init__.py
Normal file
93
src/playground/__init__.py
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@ -0,0 +1,93 @@
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# import time
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import gc
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import utime
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import logging
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import uasyncio
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from uasyncio import core
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from TrezorUi import Display
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from . import utils
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d = Display()
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logging.basicConfig(level=logging.INFO)
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loop = uasyncio.get_event_loop()
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if __debug__:
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def meminfo():
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mem_free = gc.mem_free()
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gc.collect()
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print("free_mem: %s/%s, collect: %s" % (mem_free, gc.mem_free(), gc.collect()))
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loop.call_later(1, meminfo)
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# meminfo()
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def animate(col):
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col %= 0xff
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col += 0x0f
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f = open('../assets/lock.toi', 'r')
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d.icon(10, 170, f.read(), utils.rgb2color(0, col, 0), 0xffff)
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loop.call_later(0.5, animate, col)
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def animate2(col):
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col %= 0xff
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col += 0x0f
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# yield True
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f = open('../assets/lock.toi', 'r')
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d.icon(170, 170, f.read(), utils.rgb2color(col, 0, 0), 0xffff)
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loop.call_later(0.1, animate2, col)
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sec = 0
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event = None
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def sekunda(x):
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global sec
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print('Sekunda %d' % sec)
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if sec == x:
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loop.call_soon(loop.button_cb, 'levy')
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loop.button_cb = None
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sec += 1
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loop.call_later(1, sekunda, x)
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# global event
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# event = wait_for()
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# event.__next__()
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def wait_for():
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print("Jsem tady")
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ktery = yield core.IOButton()
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print(ktery)
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print("Po cekani na event")
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def run():
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'''
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d = Display()
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d.bar(0, 0, 240, 240, 0)
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f = open('../assets/trezor.toi', 'r')
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d.image(0, 0, f.read())
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'''
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# logging.basicConfig(level=logging.INFO)
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sekunda(3)
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loop.call_soon(animate, 0x0000)
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loop.call_soon(animate2, 0x00ff)
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loop.call_soon(wait_for())
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loop.run_forever()
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loop.close()
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2
src/playground/utils.py
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2
src/playground/utils.py
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def rgb2color(r, g, b):
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return ((r & 0xF8) << 8) | ((g & 0xFC) << 3) | ((b & 0xF8) >> 3)
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206
src/uasyncio/__init__.py
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206
src/uasyncio/__init__.py
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import errno
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import uselect as select
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import usocket as _socket
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from uasyncio.core import *
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class EpollEventLoop(EventLoop):
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def __init__(self):
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EventLoop.__init__(self)
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self.poller = select.poll()
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self.objmap = {}
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def add_reader(self, fd, cb, *args):
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if __debug__:
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log.debug("add_reader%s", (fd, cb, args))
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if args:
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self.poller.register(fd, select.POLLIN)
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self.objmap[fd] = (cb, args)
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else:
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self.poller.register(fd, select.POLLIN)
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self.objmap[fd] = cb
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def remove_reader(self, fd):
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if __debug__:
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log.debug("remove_reader(%s)", fd)
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self.poller.unregister(fd)
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del self.objmap[fd]
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def add_writer(self, fd, cb, *args):
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if __debug__:
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log.debug("add_writer%s", (fd, cb, args))
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if args:
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self.poller.register(fd, select.POLLOUT)
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self.objmap[fd] = (cb, args)
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else:
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self.poller.register(fd, select.POLLOUT)
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self.objmap[fd] = cb
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def remove_writer(self, fd):
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if __debug__:
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log.debug("remove_writer(%s)", fd)
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try:
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self.poller.unregister(fd)
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self.objmap.pop(fd, None)
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except OSError as e:
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# StreamWriter.awrite() first tries to write to an fd,
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# and if that succeeds, yield IOWrite may never be called
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# for that fd, and it will never be added to poller. So,
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# ignore such error.
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if e.args[0] != errno.ENOENT:
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raise
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def wait(self, delay):
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if __debug__:
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log.debug("epoll.wait(%d)", delay)
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# We need one-shot behavior (second arg of 1 to .poll())
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if delay == -1:
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res = self.poller.poll(-1, 1)
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else:
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res = self.poller.poll(int(delay * 1000), 1)
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#log.debug("epoll result: %s", res)
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for fd, ev in res:
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cb = self.objmap[fd]
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if __debug__:
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log.debug("Calling IO callback: %r", cb)
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if isinstance(cb, tuple):
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cb[0](*cb[1])
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else:
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self.call_soon(cb)
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class StreamReader:
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def __init__(self, s):
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self.s = s
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def read(self, n=-1):
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yield IORead(self.s)
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while True:
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res = self.s.read(n)
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if res is not None:
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break
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log.warn("Empty read")
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if not res:
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yield IOReadDone(self.s)
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return res
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def readline(self):
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if __debug__:
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log.debug("StreamReader.readline()")
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yield IORead(self.s)
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# if __debug__:
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# log.debug("StreamReader.readline(): after IORead: %s", s)
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while True:
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res = self.s.readline()
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if res is not None:
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break
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log.warn("Empty read")
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if not res:
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yield IOReadDone(self.s)
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if __debug__:
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log.debug("StreamReader.readline(): res: %s", res)
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return res
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def aclose(self):
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yield IOReadDone(self.s)
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self.s.close()
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def __repr__(self):
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return "<StreamReader %r>" % self.s
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class StreamWriter:
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def __init__(self, s, extra):
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self.s = s
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self.extra = extra
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def awrite(self, buf):
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# This method is called awrite (async write) to not proliferate
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# incompatibility with original asyncio. Unlike original asyncio
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# whose .write() method is both not a coroutine and guaranteed
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# to return immediately (which means it has to buffer all the
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# data), this method is a coroutine.
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sz = len(buf)
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if __debug__:
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log.debug("StreamWriter.awrite(): spooling %d bytes", sz)
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while True:
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res = self.s.write(buf)
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# If we spooled everything, return immediately
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if res == sz:
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if __debug__:
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log.debug("StreamWriter.awrite(): completed spooling %d bytes", res)
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return
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if res is None:
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res = 0
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if __debug__:
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log.debug("StreamWriter.awrite(): spooled partial %d bytes", res)
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assert res < sz
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buf = buf[res:]
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sz -= res
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yield IOWrite(self.s)
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#assert s2.fileno() == self.s.fileno()
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if __debug__:
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log.debug("StreamWriter.awrite(): can write more")
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def aclose(self):
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yield IOWriteDone(self.s)
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self.s.close()
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def get_extra_info(self, name, default=None):
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return self.extra.get(name, default)
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def __repr__(self):
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return "<StreamWriter %r>" % self.s
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def open_connection(host, port):
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if __debug__:
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log.debug("open_connection(%s, %s)", host, port)
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s = _socket.socket()
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s.setblocking(False)
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ai = _socket.getaddrinfo(host, port)
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addr = ai[0][4]
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try:
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s.connect(addr)
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except OSError as e:
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if e.args[0] != errno.EINPROGRESS:
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raise
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if __debug__:
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log.debug("open_connection: After connect")
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yield IOWrite(s)
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# if __debug__:
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# assert s2.fileno() == s.fileno()
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if __debug__:
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log.debug("open_connection: After iowait: %s", s)
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return StreamReader(s), StreamWriter(s, {})
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def start_server(client_coro, host, port, backlog=10):
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log.debug("start_server(%s, %s)", host, port)
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s = _socket.socket()
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s.setblocking(False)
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ai = _socket.getaddrinfo(host, port)
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addr = ai[0][4]
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s.setsockopt(_socket.SOL_SOCKET, _socket.SO_REUSEADDR, 1)
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s.bind(addr)
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s.listen(backlog)
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while True:
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if __debug__:
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log.debug("start_server: Before accept")
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yield IORead(s)
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if __debug__:
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log.debug("start_server: After iowait")
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s2, client_addr = s.accept()
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s2.setblocking(False)
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if __debug__:
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log.debug("start_server: After accept: %s", s2)
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extra = {"peername": client_addr}
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yield client_coro(StreamReader(s2), StreamWriter(s2, extra))
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import uasyncio.core
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uasyncio.core._event_loop_class = EpollEventLoop
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src/uasyncio/core.py
Normal file
187
src/uasyncio/core.py
Normal file
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try:
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import utime as time
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except ImportError:
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import time
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import uheapq as heapq
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import logging
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log = logging.getLogger("asyncio")
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type_gen = type((lambda: (yield))())
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class EventLoop:
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def __init__(self):
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self.q = []
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self.cnt = 0
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self.button_cb = None
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def time(self):
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return time.time()
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def create_task(self, coro):
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# CPython 3.4.2
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self.call_at(0, coro)
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# CPython asyncio incompatibility: we don't return Task object
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def call_soon(self, callback, *args):
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self.call_at(0, callback, *args)
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def call_later(self, delay, callback, *args):
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self.call_at(self.time() + delay, callback, *args)
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def call_at(self, time, callback, *args):
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# Including self.cnt is a workaround per heapq docs
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if __debug__:
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log.debug("Scheduling %s", (time, self.cnt, callback, args))
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heapq.heappush(self.q, (time, self.cnt, callback, args))
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# print(self.q)
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self.cnt += 1
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def wait(self, delay):
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# Default wait implementation, to be overriden in subclasses
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# with IO scheduling
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log.debug("Sleeping for: %s", delay)
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time.sleep(delay)
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def run_forever(self):
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while True:
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if self.q:
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t, cnt, cb, args = heapq.heappop(self.q)
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if __debug__:
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log.debug("Next coroutine to run: %s", (t, cnt, cb, args))
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# __main__.mem_info()
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tnow = self.time()
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delay = t - tnow
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if delay > 0:
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self.wait(delay)
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else:
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self.wait(-1)
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# Assuming IO completion scheduled some tasks
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continue
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if callable(cb):
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cb(*args)
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else:
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delay = 0
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try:
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if args == ():
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args = (None,)
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if __debug__:
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log.debug("Coroutine %s send args: %s", cb, args)
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ret = cb.send(*args)
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if __debug__:
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log.debug("Coroutine %s yield result: %s", cb, ret)
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if isinstance(ret, SysCall1):
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arg = ret.arg
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if isinstance(ret, Sleep):
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delay = arg
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elif isinstance(ret, IORead):
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# self.add_reader(ret.obj.fileno(), lambda self, c, f: self.call_soon(c, f), self, cb, ret.obj)
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# self.add_reader(ret.obj.fileno(), lambda c, f: self.call_soon(c, f), cb, ret.obj)
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# self.add_reader(arg.fileno(), lambda cb: self.call_soon(cb), cb)
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self.add_reader(arg.fileno(), cb)
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continue
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elif isinstance(ret, IOWrite):
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# self.add_writer(arg.fileno(), lambda cb: self.call_soon(cb), cb)
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self.add_writer(arg.fileno(), cb)
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continue
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elif isinstance(ret, IOReadDone):
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self.remove_reader(arg.fileno())
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elif isinstance(ret, IOWriteDone):
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self.remove_writer(arg.fileno())
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elif isinstance(ret, StopLoop):
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return arg
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elif isinstance(ret, IOButton):
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print("TADY")
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self.button_cb = cb
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continue
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elif isinstance(ret, type_gen):
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self.call_soon(ret)
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elif ret is None:
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# Just reschedule
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pass
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else:
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assert False, "Unsupported coroutine yield value: %r (of type %r)" % (ret, type(ret))
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except StopIteration as e:
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if __debug__:
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log.debug("Coroutine finished: %s", cb)
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continue
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self.call_later(delay, cb, *args)
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def run_until_complete(self, coro):
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def _run_and_stop():
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yield from coro
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yield StopLoop(0)
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self.call_soon(_run_and_stop())
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self.run_forever()
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def close(self):
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pass
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class SysCall:
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def __init__(self, *args):
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self.args = args
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def handle(self):
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raise NotImplementedError
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# Optimized syscall with 1 arg
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class SysCall1(SysCall):
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def __init__(self, arg):
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self.arg = arg
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class IOButton(SysCall):
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pass
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class Sleep(SysCall1):
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pass
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class StopLoop(SysCall1):
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pass
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class IORead(SysCall1):
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pass
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class IOWrite(SysCall1):
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pass
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class IOReadDone(SysCall1):
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pass
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class IOWriteDone(SysCall1):
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pass
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_event_loop = None
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_event_loop_class = EventLoop
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def get_event_loop():
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global _event_loop
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if _event_loop is None:
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_event_loop = _event_loop_class()
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return _event_loop
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def sleep(secs):
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yield Sleep(secs)
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def coroutine(f):
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return f
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#
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# The functions below are deprecated in uasyncio, and provided only
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# for compatibility with CPython asyncio
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#
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def async(coro, loop=_event_loop):
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_event_loop.call_soon(coro)
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# CPython asyncio incompatibility: we don't return Task object
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return coro
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# CPython asyncio incompatibility: Task is a function, not a class (for efficiency)
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def Task(coro, loop=_event_loop):
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# Same as async()
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_event_loop.call_soon(coro)
|
94
src/uasyncio/queues.py
Normal file
94
src/uasyncio/queues.py
Normal file
@ -0,0 +1,94 @@
|
||||
from collections.deque import deque
|
||||
from uasyncio.core import sleep
|
||||
|
||||
|
||||
class QueueEmpty(Exception):
|
||||
"""Exception raised by get_nowait()."""
|
||||
|
||||
|
||||
class QueueFull(Exception):
|
||||
"""Exception raised by put_nowait()."""
|
||||
|
||||
|
||||
class Queue:
|
||||
"""A queue, useful for coordinating producer and consumer coroutines.
|
||||
|
||||
If maxsize is less than or equal to zero, the queue size is infinite. If it
|
||||
is an integer greater than 0, then "yield from put()" will block when the
|
||||
queue reaches maxsize, until an item is removed by get().
|
||||
|
||||
Unlike the standard library Queue, you can reliably know this Queue's size
|
||||
with qsize(), since your single-threaded uasyncio application won't be
|
||||
interrupted between calling qsize() and doing an operation on the Queue.
|
||||
"""
|
||||
_attempt_delay = 0.1
|
||||
|
||||
def __init__(self, maxsize=0):
|
||||
self.maxsize = maxsize
|
||||
self._queue = deque()
|
||||
|
||||
def _get(self):
|
||||
return self._queue.popleft()
|
||||
|
||||
def get(self):
|
||||
"""Returns generator, which can be used for getting (and removing)
|
||||
an item from a queue.
|
||||
|
||||
Usage::
|
||||
|
||||
item = yield from queue.get()
|
||||
"""
|
||||
while not self._queue:
|
||||
yield from sleep(self._attempt_delay)
|
||||
return self._get()
|
||||
|
||||
def get_nowait(self):
|
||||
"""Remove and return an item from the queue.
|
||||
|
||||
Return an item if one is immediately available, else raise QueueEmpty.
|
||||
"""
|
||||
if not self._queue:
|
||||
raise QueueEmpty()
|
||||
return self._get()
|
||||
|
||||
def _put(self, val):
|
||||
self._queue.append(val)
|
||||
|
||||
def put(self, val):
|
||||
"""Returns generator which can be used for putting item in a queue.
|
||||
|
||||
Usage::
|
||||
|
||||
yield from queue.put(item)
|
||||
"""
|
||||
while self.qsize() > self.maxsize and self.maxsize:
|
||||
yield from sleep(self._attempt_delay)
|
||||
self._put(val)
|
||||
|
||||
def put_nowait(self, val):
|
||||
"""Put an item into the queue without blocking.
|
||||
|
||||
If no free slot is immediately available, raise QueueFull.
|
||||
"""
|
||||
if self.qsize() >= self.maxsize and self.maxsize:
|
||||
raise QueueFull()
|
||||
self._put(val)
|
||||
|
||||
def qsize(self):
|
||||
"""Number of items in the queue."""
|
||||
return len(self._queue)
|
||||
|
||||
def empty(self):
|
||||
"""Return True if the queue is empty, False otherwise."""
|
||||
return not self._queue
|
||||
|
||||
def full(self):
|
||||
"""Return True if there are maxsize items in the queue.
|
||||
|
||||
Note: if the Queue was initialized with maxsize=0 (the default),
|
||||
then full() is never True.
|
||||
"""
|
||||
if self.maxsize <= 0:
|
||||
return False
|
||||
else:
|
||||
return self.qsize() >= self.maxsize
|
Loading…
Reference in New Issue
Block a user