diff --git a/ChangeLog b/ChangeLog
index 6d00bdb7254..d60492160f8 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -955,5 +955,13 @@
 	  and write buffering that can be used in any block driver.
 	* include/nuttx/wqueue.h -- Added a generic worker thread that can used to
 	  defer processing from an interrupt to a task.
+	* include/nuttx/sdio.h -- Defines a generic SD/SDIO interface can can be
+	  bound to a MMC/SD driver to provide SDIO-based MMC/SD support.
+	* drivers/mmcsd/mmcsd_sdio.c -- Provides a an SDIO-based MMC/SD driver.
+	* arch/arm/src/stm32/stm32_sdio.c -- Provides an STM32 implementation of
+	  the SDIO interface defined in include/nuttx/sdio.h.
+
+	  NOTE: On initial check-in, mmcsd_sdio.c and stm32_sdio.c are merely
+	  skeleton frameworks for the driver.
 
 
diff --git a/Documentation/NuttX.html b/Documentation/NuttX.html
index f92069e539e..d14a755ce6c 100644
--- a/Documentation/NuttX.html
+++ b/Documentation/NuttX.html
@@ -8,7 +8,7 @@
   <tr align="center" bgcolor="#e4e4e4">
     <td>
       <h1><big><font color="#3c34ec"><i>NuttX RTOS</i></font></big></h1>
-      <p>Last Updated: November 5, 2009</p>
+      <p>Last Updated: November 11, 2009</p>
     </td>
   </tr>
 </table>
@@ -1603,6 +1603,14 @@ nuttx-0.4.14 2009-xx-xx Gregory Nutt &lt;spudmonkey@racsa.co.cr&gt;
 	  and write buffering that can be used in any block driver.
 	* include/nuttx/wqueue.h -- Added a generic worker thread that can used to
 	  defer processing from an interrupt to a task.
+	* include/nuttx/sdio.h -- Defines a generic SD/SDIO interface can can be
+	  bound to a MMC/SD driver to provide SDIO-based MMC/SD support.
+	* drivers/mmcsd/mmcsd_sdio.c -- Provides a an SDIO-based MMC/SD driver.
+	* arch/arm/src/stm32/stm32_sdio.c -- Provides an STM32 implementation of
+	  the SDIO interface defined in include/nuttx/sdio.h.
+
+	  NOTE: On initial check-in, mmcsd_sdio.c and stm32_sdio.c are merely
+	  skeleton frameworks for the driver.
 
 pascal-0.1.3 2009-xx-xx Gregory Nutt &lt;spudmonkey@racsa.co.cr&gt;
 
diff --git a/arch/arm/src/stm32/Make.defs b/arch/arm/src/stm32/Make.defs
index c220a8ec15f..2979407300c 100755
--- a/arch/arm/src/stm32/Make.defs
+++ b/arch/arm/src/stm32/Make.defs
@@ -47,5 +47,5 @@ CMN_CSRCS	= up_allocateheap.c up_assert.c up_blocktask.c up_copystate.c \
 CHIP_ASRCS	= 
 CHIP_CSRCS	= stm32_start.c stm32_rcc.c stm32_gpio.c stm32_irq.c \
 		  stm32_timerisr.c stm32_dma.c stm32_lowputc.c stm32_serial.c \
-		  stm32_spi.c stm32_usbdev.c
+		  stm32_spi.c stm32_usbdev.c stm32_sdio.c
 
diff --git a/drivers/mmcsd/mmcsd_sdio.c b/drivers/mmcsd/mmcsd_sdio.c
index 8a0b6dea321..c6e4fdb1998 100644
--- a/drivers/mmcsd/mmcsd_sdio.c
+++ b/drivers/mmcsd/mmcsd_sdio.c
@@ -67,7 +67,7 @@
 
 struct mmcsd_state_s
 {
-  struct sdio_dev_s *dev;         /* The MMCSD device bound to this instance */
+  struct sdio_dev_s *dev;          /* The SDIO device bound to this instance */
   ubyte  crefs;                    /* Open references on the driver */
 
   /* Status flags */