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artiq/artiq/frontend/artiq_coremgmt.py

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7.9 KiB
Python
Executable File

#!/usr/bin/env python3
import argparse
import struct
from artiq.tools import add_common_args, init_logger
from artiq.master.databases import DeviceDB
from artiq.coredevice.comm_kernel import CommKernel
from artiq.coredevice.comm_mgmt import CommMgmt
from artiq.coredevice.profiler import CallgrindWriter
def get_argparser():
parser = argparse.ArgumentParser(description="ARTIQ core device "
"management tool")
add_common_args(parser)
parser.add_argument("--device-db", default="device_db.py",
help="device database file (default: '%(default)s')")
parser.add_argument("-D", "--device", default=None,
help="use specified core device address instead of "
"reading device database")
tools = parser.add_subparsers(dest="tool")
tools.required = True
# logging
t_log = tools.add_parser("log",
help="read logs and change log levels")
subparsers = t_log.add_subparsers(dest="action")
p_clear = subparsers.add_parser("clear",
help="clear log buffer")
p_set_level = subparsers.add_parser("set_level",
help="set minimum level for messages to be logged")
p_set_level.add_argument("level", metavar="LEVEL", type=str,
help="log level (one of: OFF ERROR WARN INFO DEBUG TRACE)")
p_set_uart_level = subparsers.add_parser("set_uart_level",
help="set minimum level for messages to be logged "
"to UART")
p_set_uart_level.add_argument("level", metavar="LEVEL", type=str,
help="log level (one of: OFF ERROR WARN INFO DEBUG TRACE)")
# configuration
t_config = tools.add_parser("config",
help="read and change core device configuration")
subparsers = t_config.add_subparsers(dest="action")
subparsers.required = True
p_read = subparsers.add_parser("read",
help="read key from core device config")
p_read.add_argument("key", metavar="KEY", type=str,
help="key to be read from core device config")
p_write = subparsers.add_parser("write",
help="write key-value records to core "
"device config")
p_write.add_argument("-s", "--string", nargs=2, action="append",
default=[], metavar=("KEY", "STRING"), type=str,
help="key-value records to be written to core device "
"config")
p_write.add_argument("-f", "--file", nargs=2, action="append",
type=str, default=[],
metavar=("KEY", "FILENAME"),
help="key and file whose content to be written to "
"core device config")
p_remove = subparsers.add_parser("remove",
help="remove key from core device config")
p_remove.add_argument("key", metavar="KEY", nargs=argparse.REMAINDER,
default=[], type=str,
help="key to be removed from core device config")
subparsers.add_parser("erase", help="fully erase core device config")
# booting
t_boot = tools.add_parser("reboot",
help="reboot the currently running firmware")
t_hotswap = tools.add_parser("hotswap",
help="load the specified firmware in RAM")
t_hotswap.add_argument("image", metavar="IMAGE", type=argparse.FileType("rb"),
help="runtime image to be executed")
# profiling
t_profile = tools.add_parser("profile",
help="account for communications CPU time")
subparsers = t_profile.add_subparsers(dest="action")
subparsers.required = True
p_start = subparsers.add_parser("start",
help="start profiling")
p_start.add_argument("--interval", metavar="MICROS", type=int, default=2000,
help="sampling interval, in microseconds")
p_start.add_argument("--hits-size", metavar="ENTRIES", type=int, default=8192,
help="hit buffer size")
p_start.add_argument("--edges-size", metavar="ENTRIES", type=int, default=8192,
help="edge buffer size")
p_stop = subparsers.add_parser("stop",
help="stop profiling")
p_save = subparsers.add_parser("save",
help="save profile")
p_save.add_argument("output", metavar="OUTPUT", type=argparse.FileType("w"),
help="file to save profile to, in Callgrind format")
p_save.add_argument("firmware", metavar="FIRMWARE", type=str,
help="path to firmware ELF file")
p_save.add_argument("--no-compression",
dest="compression", default=True, action="store_false",
help="disable profile compression")
p_save.add_argument("--no-demangle",
dest="demangle", default=True, action="store_false",
help="disable symbol demangling")
# misc debug
t_debug = tools.add_parser("debug",
help="specialized debug functions")
subparsers = t_debug.add_subparsers(dest="action")
subparsers.required = True
p_allocator = subparsers.add_parser("allocator",
help="show heap layout")
return parser
def main():
args = get_argparser().parse_args()
init_logger(args)
if args.device is None:
core_addr = DeviceDB(args.device_db).get("core")["arguments"]["host"]
else:
core_addr = args.device
mgmt = CommMgmt(core_addr)
if args.tool == "log":
if args.action == "set_level":
mgmt.set_log_level(args.level)
if args.action == "set_uart_level":
mgmt.set_uart_log_level(args.level)
if args.action == "clear":
mgmt.clear_log()
if args.action == None:
print(mgmt.get_log(), end="")
if args.tool == "config":
if args.action == "read":
value = mgmt.config_read(args.key)
if not value:
print("Key {} does not exist".format(args.key))
else:
print(value)
if args.action == "write":
for key, value in args.string:
mgmt.config_write(key, value.encode("utf-8"))
for key, filename in args.file:
with open(filename, "rb") as fi:
mgmt.config_write(key, fi.read())
if args.action == "remove":
for key in args.key:
mgmt.config_remove(key)
if args.action == "erase":
mgmt.config_erase()
if args.tool == "reboot":
mgmt.reboot()
if args.tool == "hotswap":
mgmt.hotswap(args.image.read())
if args.tool == "profile":
if args.action == "start":
mgmt.start_profiler(args.interval, args.hits_size, args.edges_size)
elif args.action == "stop":
mgmt.stop_profiler()
elif args.action == "save":
hits, edges = mgmt.get_profile()
writer = CallgrindWriter(args.output, args.firmware, "or1k-linux",
args.compression, args.demangle)
writer.header()
for addr, count in hits.items():
writer.hit(addr, count)
for (caller, callee), count in edges.items():
writer.edge(caller, callee, count)
if args.tool == "debug":
if args.action == "allocator":
mgmt.debug_allocator()
if __name__ == "__main__":
main()