1 files changed, 6 insertions, 0 deletions

diff --git a/nvdebug.h b/nvdebug.h
index bd893aa..d6b7358 100644
--- a/nvdebug.h
+++ b/nvdebug.h
@@ -509,6 +509,12 @@ static const char* const ENGINE_TYPES_NAMES[ENGINE_TYPES_LEN] = {
   code should check all NV_PTOP_DEVICE_INFO__SIZE_1 entries and not terminate
   upon reaching the first entry of INFO_TYPE_NOT_VALID.
 
+  The fields for the Ampere version of the GPU are a strict subset of those for
+  the earlier versions. They are in different positions within the struct and
+  have names ending in _ampere to distinguish them. Other than that, each
+  Ampere device info field is functionally identical to the equivalent field in
+  the previous version.
+
   INFO_TYPE          : Is this a DATA, ENUM, or ENGINE_TYPE table entry?
   HAS_NEXT_ENTRY     : Does the following entry refer to the same engine?