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# SPDX-License-Identifier: GPL-2.0
#
# Xarray helpers
#
# Copyright (c) 2025 Broadcom
#
# Authors:
# Florian Fainelli <florian.fainelli@broadcom.com>
import gdb
from linux import utils
from linux import constants
def xa_is_internal(entry):
ulong_type = utils.get_ulong_type()
return ((entry.cast(ulong_type) & 3) == 2)
def xa_mk_internal(v):
return ((v << 2) | 2)
def xa_is_zero(entry):
ulong_type = utils.get_ulong_type()
return entry.cast(ulong_type) == xa_mk_internal(257)
def xa_is_node(entry):
ulong_type = utils.get_ulong_type()
return xa_is_internal(entry) and (entry.cast(ulong_type) > 4096)