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-rw-r--r--networking/dec_21140.rst10
-rw-r--r--networking/network_task_structure.rst5
2 files changed, 9 insertions, 6 deletions
diff --git a/networking/dec_21140.rst b/networking/dec_21140.rst
index 0d5a1c8..99ca00f 100644
--- a/networking/dec_21140.rst
+++ b/networking/dec_21140.rst
@@ -61,8 +61,9 @@ PowerPC target.
.. COMMENT: PCI Device's Configuration Header Space Format
-.. image:: ../images/networking/PCIreg.jpg
-
+.. figure ../images/networking/PCIreg.jpg
+ :align: center
+ :alt: PCI Device's Configuration Header Space Format
.. COMMENT: XXX add crossreference to PCI Register Figure
@@ -125,8 +126,9 @@ to the DEC21140 Hardware Manual.
.. COMMENT: Buffer Descriptor
-.. image:: ../images/networking/recvbd.jpg
-
+.. figure:: ../images/networking/recvbd.jpg
+ :align: center
+ :alt: Buffer Descriptor
Receiver Thread
---------------
diff --git a/networking/network_task_structure.rst b/networking/network_task_structure.rst
index 1dae210..51bccd5 100644
--- a/networking/network_task_structure.rst
+++ b/networking/network_task_structure.rst
@@ -11,8 +11,9 @@ Network Task Structure and Data Flow
A schematic diagram of the tasks and message *mbuf* queues in a simple RTEMS
networking application is shown in the following figure:
-.. image:: ../images/networking/networkflow.jpg
-
+.. figure:: ../images/networking/networkflow.jpg
+ :align: center
+ :alt: Network Flow
The transmit task for each network interface is normally blocked waiting for a
packet to arrive in the transmit queue. Once a packet arrives, the transmit