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-rw-r--r--sys/dev/fxp/if_fxpreg.h7
1 files changed, 5 insertions, 2 deletions
diff --git a/sys/dev/fxp/if_fxpreg.h b/sys/dev/fxp/if_fxpreg.h
index 3d32fb6..591b620 100644
--- a/sys/dev/fxp/if_fxpreg.h
+++ b/sys/dev/fxp/if_fxpreg.h
@@ -1,6 +1,6 @@
/*
- * Copyright (c) 2001 Jonathan Lemon <jlemon@freebsd.org>
* Copyright (c) 1995, David Greenman
+ * Copyright (c) 2001 Jonathan Lemon <jlemon@freebsd.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@@ -236,7 +236,10 @@ struct fxp_cb_tx {
volatile u_int8_t tx_threshold;
volatile u_int8_t tbd_number;
/*
- * The following isn't actually part of the TxCB.
+ * The following structure isn't actually part of the TxCB,
+ * unless the extended TxCB feature is being used. In this
+ * case, the first two elements of the structure below are
+ * fetched along with the TxCB.
*/
volatile struct fxp_tbd tbd[FXP_NTXSEG];
};
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