| # 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) |