calculate possible firmware names for intel_ish_ipc (lunar lake is hardcoded)

lenovo-ish-crc.py

# see also:
# https://www.kernel.org/doc/Documentation/hid/intel-ish-hid.rst
# https://dnsense.pub/posts/9-book5-sensor-hub/
import zlib

# hardcoded to LunarLake (change this for others)
intel_plat_gen = "lnlm"

def shorthex(b):
    return hex(b)[2:]

with open("/sys/class/dmi/id/sys_vendor", "rb") as fp:
    vendor = fp.read().strip()
    vendor_crc = zlib.crc32(vendor)

with open("/sys/class/dmi/id/product_name", "rb") as fp:
    product_name = fp.read().strip()
    product_name_crc = zlib.crc32(product_name)

with open("/sys/class/dmi/id/product_sku", "rb") as fp:
    product_sku = fp.read().strip()
    product_sku_crc = zlib.crc32(product_sku)

print(f"intel/ish/ish_{intel_plat_gen}_{shorthex(vendor_crc)}_{shorthex(product_name_crc)}_{shorthex(product_sku_crc)}.bin")
print(f"intel/ish/ish_{intel_plat_gen}_{shorthex(vendor_crc)}_{shorthex(product_name_crc)}.bin")
print(f"intel/ish/ish_{intel_plat_gen}_{shorthex(vendor_crc)}_{shorthex(product_sku_crc)}.bin")
print(f"intel/ish/ish_{intel_plat_gen}_{shorthex(vendor_crc)}.bin")