# SPDX-FileCopyrightText: 2021 Melissa LeBlanc-Williams for Adafruit Industries # # SPDX-License-Identifier: MIT """ `adafruit_platformdetect.chip` ================================================================================ Attempt detection of current chip / CPU * Author(s): Melissa LeBlanc-Williams Implementation Notes -------------------- **Software and Dependencies:** * Linux and Python 3.7 or Higher """ import os import sys try: from typing import Optional except ImportError: pass from adafruit_platformdetect.constants import chips __version__ = "0.0.0-auto.0" __repo__ = "https://github.com/adafruit/Adafruit_CircuitPython_PlatformDetect.git" class Chip: """Attempt detection of current chip / CPU.""" def __init__(self, detector) -> None: self.detector = detector self._chip_id = None @property def id( self, ) -> Optional[ str ]: # pylint: disable=invalid-name,too-many-branches,too-many-return-statements """Return a unique id for the detected chip, if any.""" # There are some times we want to trick the platform detection # say if a raspberry pi doesn't have the right ID, or for testing # Caching if self._chip_id: return self._chip_id if getattr(os, "environ", None) is not None: try: return os.environ["BLINKA_FORCECHIP"] except KeyError: # no forced chip, continue with testing! pass # Special cases controlled by environment var if os.environ.get("BLINKA_FT232H"): from pyftdi.usbtools import UsbTools # look for it based on PID/VID count = len(UsbTools.find_all([(0x0403, 0x6014)])) if count == 0: raise RuntimeError( "BLINKA_FT232H environment variable " + "set, but no FT232H device found" ) self._chip_id = chips.FT232H return self._chip_id if os.environ.get("BLINKA_FT2232H"): from pyftdi.usbtools import UsbTools # look for it based on PID/VID count = len(UsbTools.find_all([(0x0403, 0x6010)])) if count == 0: raise RuntimeError( "BLINKA_FT2232H environment variable " + "set, but no FT2232H device found" ) self._chip_id = chips.FT2232H return self._chip_id if os.environ.get("BLINKA_MCP2221"): import hid # look for it based on PID/VID for dev in hid.enumerate(): if dev["vendor_id"] == 0x04D8 and dev["product_id"] == 0x00DD: self._chip_id = chips.MCP2221 return self._chip_id raise RuntimeError( "BLINKA_MCP2221 environment variable " + "set, but no MCP2221 device found" ) if os.environ.get("BLINKA_U2IF"): import hid # look for it based on PID/VID for dev in hid.enumerate(): vendor = dev["vendor_id"] product = dev["product_id"] # NOTE: If any products are added here, they need added # to _rp2040_u2if_id() in board.py as well. if ( # Raspberry Pi Pico vendor == 0xCAFE and product == 0x4005 ) or ( # Feather RP2040 # Itsy Bitsy RP2040 # QT Py RP2040 # QT2040 Trinkey # MacroPad RP2040 vendor == 0x239A and product in (0x00F1, 0x00FD, 0x00F7, 0x0109, 0x0107) ): self._chip_id = chips.RP2040_U2IF return self._chip_id raise RuntimeError( "BLINKA_U2IF environment variable " + "set, but no compatible device found" ) if os.environ.get("BLINKA_GREATFET"): import usb if usb.core.find(idVendor=0x1D50, idProduct=0x60E6) is not None: self._chip_id = chips.LPC4330 return self._chip_id raise RuntimeError( "BLINKA_GREATFET environment variable " + "set, but no GreatFET device found" ) if os.environ.get("BLINKA_NOVA"): self._chip_id = chips.BINHO return self._chip_id platform = sys.platform if platform in ("linux", "linux2"): self._chip_id = self._linux_id() return self._chip_id if platform == "esp8266": self._chip_id = chips.ESP8266 return self._chip_id if platform == "samd21": self._chip_id = chips.SAMD21 return self._chip_id if platform == "pyboard": self._chip_id = chips.STM32F405 return self._chip_id if platform == "rp2": self._chip_id = chips.RP2040 return self._chip_id # nothing found! return None # pylint: enable=invalid-name def _linux_id(self) -> Optional[str]: # pylint: disable=too-many-branches,too-many-statements # pylint: disable=too-many-return-statements """Attempt to detect the CPU on a computer running the Linux kernel.""" if self.detector.check_dt_compatible_value("ti,am654"): return chips.AM65XX if self.detector.check_dt_compatible_value("ti,am652"): return chips.AM65XX if self.detector.check_dt_compatible_value("sun4i-a10"): return chips.A10 if self.detector.check_dt_compatible_value("sun7i-a20"): return chips.A20 if self.detector.check_dt_compatible_value("amlogic,g12a"): return chips.S905Y2 if self.detector.check_dt_compatible_value("amlogic, g12a"): return chips.S905X3 if self.detector.check_dt_compatible_value("sun8i-h3"): return chips.H3 if self.detector.check_dt_compatible_value("qcom,apq8016"): return chips.APQ8016 if self.detector.check_dt_compatible_value("fu500"): return chips.HFU540 if self.detector.check_dt_compatible_value("sun20iw1p1"): return chips.C906 # Older Builds if self.detector.check_dt_compatible_value("sifive"): return chips.JH71x0 # Newer Builds if self.detector.check_dt_compatible_value("jh7100"): return chips.JH71x0 if self.detector.check_dt_compatible_value("sun8i-a33"): return chips.A33 if self.detector.check_dt_compatible_value("rockchip,rk3308"): return chips.RK3308 if self.detector.check_dt_compatible_value("radxa,rock-4c-plus"): return chips.RK3399_T if self.detector.check_dt_compatible_value("rockchip,rk3399"): return chips.RK3399 if self.detector.check_dt_compatible_value("rockchip,rk3288"): return chips.RK3288 if self.detector.check_dt_compatible_value("rockchip,rk3328"): return chips.RK3328 if self.detector.check_dt_compatible_value("rockchip,rk3566"): return chips.RK3566 if self.detector.check_dt_compatible_value("rockchip,rk3568"): return chips.RK3568 if self.detector.check_dt_compatible_value("rockchip,rk3568b2"): return chips.RK3568B2 if self.detector.check_dt_compatible_value("rockchip,rk3588"): return chips.RK3588 if self.detector.check_dt_compatible_value("amlogic,a311d"): return chips.A311D if self.detector.check_dt_compatible_value("st,stm32mp157"): return chips.STM32MP157 if self.detector.check_dt_compatible_value("st,stm32mp153"): return chips.STM32MP157DAA1 if self.detector.check_dt_compatible_value("sun50i-a64"): return chips.A64 if self.detector.check_dt_compatible_value("sun50i-h5"): return chips.H5 if self.detector.check_dt_compatible_value("sun50i-h616"): return chips.H616 if self.detector.check_dt_compatible_value("sun50iw9"): return chips.H616 if self.detector.check_dt_compatible_value("sun50i-h6"): return chips.H6 if self.detector.check_dt_compatible_value("mediatek,mt8167"): return chips.MT8167 if self.detector.check_dt_compatible_value("imx6ull"): return chips.IMX6ULL if self.detector.check_dt_compatible_value("ti,j721e"): return chips.TDA4VM if self.detector.check_dt_compatible_value("sun20i-d1"): return chips.D1_RISCV if self.detector.check_dt_compatible_value("libretech,aml-s905x-cc"): return chips.S905X linux_id = None hardware = self.detector.get_cpuinfo_field("Hardware") if hardware is None: vendor_id = self.detector.get_cpuinfo_field("vendor_id") if vendor_id == "AuthenticAMD": model_name = self.detector.get_cpuinfo_field("model name").upper() if "RYZEN EMBEDDED V1202B" in model_name: linux_id = chips.RYZEN_V1202B if "RYZEN EMBEDDED V1605B" in model_name: linux_id = chips.RYZEN_V1605B else: linux_id = chips.GENERIC_X86 ## print("linux_id = ", linux_id) elif vendor_id == "GenuineIntel": model_name = self.detector.get_cpuinfo_field("model name").upper() ## print('model_name =', model_name) if "N3710" in model_name: linux_id = chips.PENTIUM_N3710 elif "X5-Z8350" in model_name: linux_id = chips.ATOM_X5_Z8350 elif "J4105" in model_name: linux_id = chips.ATOM_J4105 else: linux_id = chips.GENERIC_X86 ## print("linux_id = ", linux_id) compatible = self.detector.get_device_compatible() if compatible and "tegra" in compatible: compats = compatible.split("\x00") if "nvidia,tegra210" in compats: linux_id = chips.T210 elif "nvidia,tegra186" in compats: linux_id = chips.T186 elif "nvidia,tegra194" in compats: linux_id = chips.T194 elif "nvidia,tegra234" in compats: linux_id = chips.T234 if compatible and "imx8m" in compatible: linux_id = chips.IMX8MX if compatible and "odroid-c2" in compatible: linux_id = chips.S905 if compatible and "amlogic" in compatible: compatible_list = ( compatible.replace("\x00", ",").replace(" ", "").split(",") ) if "g12a" in compatible_list: # 'sm1' is correct for S905X3, but some kernels use 'g12a' return chips.S905X3 if "g12b" in compatible_list: return chips.S922X if "sm1" in compatible_list: return chips.S905X3 if "vim3amlogic" in compatible_list: return chips.A311D if compatible and "sun50i-a64" in compatible: linux_id = chips.A64 if compatible and "sun50i-h6" in compatible: linux_id = chips.H6 if compatible and "sun50i-h5" in compatible: linux_id = chips.H5 if compatible and "odroid-xu4" in compatible: linux_id = chips.EXYNOS5422 cpu_model = self.detector.get_cpuinfo_field("cpu model") if cpu_model is not None: if "MIPS 24Kc" in cpu_model: linux_id = chips.MIPS24KC elif "MIPS 24KEc" in cpu_model: linux_id = chips.MIPS24KEC # we still haven't identified the hardware, so # convert it to a list and let the remaining # conditions attempt. if not linux_id: hardware = [ entry.replace("\x00", "") for entry in compatible.split(",") ] if not linux_id: if "AM33XX" in hardware: linux_id = chips.AM33XX elif "DRA74X" in hardware: linux_id = chips.DRA74X elif "sun4i" in hardware: linux_id = chips.A10 elif "sun7i" in hardware: linux_id = chips.A20 elif "sun8i" in hardware: linux_id = chips.SUN8I elif "ODROIDC" in hardware: linux_id = chips.S805 elif "ODROID-C2" in hardware: linux_id = chips.S905 elif "ODROID-N2" in hardware: linux_id = chips.S922X elif "ODROID-C4" in hardware: linux_id = chips.S905X3 elif "ODROID-XU4" in hardware: linux_id = chips.EXYNOS5422 elif "KHADAS-VIM3" in hardware: linux_id = chips.A311D elif "SAMA5" in hardware: linux_id = chips.SAMA5 elif "Pinebook" in hardware: linux_id = chips.A64 elif "ASUS_TINKER_BOARD" in hardware: linux_id = chips.RK3288 elif "Xilinx Zynq" in hardware: compatible = self.detector.get_device_compatible() if compatible and "xlnx,zynq-7000" in compatible: linux_id = chips.ZYNQ7000 else: if isinstance(hardware, str): if hardware.upper() in chips.BCM_RANGE: linux_id = chips.BCM2XXX elif isinstance(hardware, list): if {model.upper() for model in hardware} & chips.BCM_RANGE: linux_id = chips.BCM2XXX return linux_id def __getattr__(self, attr: str) -> bool: """ Detect whether the given attribute is the currently-detected chip. See list of constants at the top of this module for available options. """ if self.id == attr: return True return False