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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)
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