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authorThomas Zimmermann <tzimmermann@suse.de>2025-09-15 10:23:28 +0200
committerThomas Zimmermann <tzimmermann@suse.de>2025-09-15 10:23:28 +0200
commitb4d90dbc4c1bc4bd3eb2d2989330af0eb95c98e8 (patch)
tree5670a6d87e7cb5c421809babf9dc9e72ff40f8ae /scripts/gdb/linux/xarray.py
parent54d4f445517fe8350d735624d7f4225e7511d9eb (diff)
parent0d9f0083f7a5a31d91d501467b499bb8c4b25bdf (diff)
Merge drm/drm-next into drm-misc-next-fixes
Backmerging to drm-misc-next-fixes to get features and fixes from v6.17-rc6. Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Diffstat (limited to 'scripts/gdb/linux/xarray.py')
-rw-r--r--scripts/gdb/linux/xarray.py28
1 files changed, 28 insertions, 0 deletions
diff --git a/scripts/gdb/linux/xarray.py b/scripts/gdb/linux/xarray.py
new file mode 100644
index 000000000000..f4477b5def75
--- /dev/null
+++ b/scripts/gdb/linux/xarray.py
@@ -0,0 +1,28 @@
+# 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)