SAMA54D-EK: Don't disable any features in the NSH configuration. Comments updated in several files

arch/arm/src/sam34/sam_emac.c

@@ -770,8 +770,8 @@ static int sam_transmit(struct sam_emac_s *priv)
 
   /* If we have no more available TX descriptors, then we must disable the
    * RCOMP interrupt to stop further RX processing.  Why?  Because EACH RX
-   * packet that is dispatch is also an opportunity to replay with the a TX
+   * packet that is dispatched is also an opportunity to reply with a TX
-   * packet.  So, if we cannot handle an RX packet replay, then we disable
+   * packet.  So, if we cannot handle an RX packet reply, then we disable
    * all RX packet processing.
    */
 
@@ -1092,8 +1092,8 @@ static int sam_recvframe(struct sam_emac_s *priv)
  * Function: sam_receive
  *
  * Description:
- *   An interrupt was received indicating the availability of a new RX packet
+ *   An interrupt was received indicating the availability of one or more
- *   in FIFO memory.
+ *   new RX packets in FIFO memory.
  *
  * Parameters:
  *   priv  - Reference to the driver state structure
@@ -1180,8 +1180,8 @@ static void sam_receive(struct sam_emac_s *priv)
  * Function: sam_txdone
  *
  * Description:
- *   An interrupt was received indicating that a frame has completed
+ *   An interrupt was received indicating that one or more frames have
- *   transmission.
+ *   completed transmission.
  *
  * Parameters:
  *   priv  - Reference to the driver state structure
@@ -1198,9 +1198,9 @@ static void sam_txdone(struct sam_emac_s *priv)
 {
   struct emac_txdesc_s *txdesc;
 
-  /* Are there any outstanding transmssions?  Loop until either (1) all of
+  /* Are there any outstanding transmissions?  Loop until either (1) all of
-   * the TX have been examined, or (2) until we encounter the first
+   * the TX descriptors have been examined, or (2) until we encounter the
-   * descriptor that is still in use by the hardware.
+   * first descriptor that is still in use by the hardware.
    */
 
   while (priv->txhead != priv->txtail)

arch/arm/src/sama5/sam_emaca.c

@@ -780,8 +780,8 @@ static int sam_transmit(struct sam_emac_s *priv)
 
   /* If we have no more available TX descriptors, then we must disable the
    * RCOMP interrupt to stop further RX processing.  Why?  Because EACH RX
-   * packet that is dispatch is also an opportunity to replay with the a TX
+   * packet that is dispatched is also an opportunity to reply with a TX
-   * packet.  So, if we cannot handle an RX packet replay, then we disable
+   * packet.  So, if we cannot handle an RX packet reply, then we disable
    * all RX packet processing.
    */
 
@@ -1132,8 +1132,8 @@ static int sam_recvframe(struct sam_emac_s *priv)
  * Function: sam_receive
  *
  * Description:
- *   An interrupt was received indicating the availability of a new RX packet
+ *   An interrupt was received indicating the availability of one or more
- *   in FIFO memory.
+ *   new RX packets in FIFO memory.
  *
  * Parameters:
  *   priv  - Reference to the driver state structure
@@ -1220,8 +1220,8 @@ static void sam_receive(struct sam_emac_s *priv)
  * Function: sam_txdone
  *
  * Description:
- *   An interrupt was received indicating that a frame has completed
+ *   An interrupt was received indicating that one or more frames have
- *   transmission.
+ *   completed transmission.
  *
  * Parameters:
  *   priv  - Reference to the driver state structure
@@ -1239,8 +1239,8 @@ static void sam_txdone(struct sam_emac_s *priv)
   struct emac_txdesc_s *txdesc;
 
   /* Are there any outstanding transmissions?  Loop until either (1) all of
-   * the TX have been examined, or (2) until we encounter the first
+   * the TX descriptors have been examined, or (2) until we encounter the
-   * descriptor that is still in use by the hardware.
+   * first descriptor that is still in use by the hardware.
    */
 
   while (priv->txhead != priv->txtail)

arch/arm/src/sama5/sam_emacb.c

@@ -1102,8 +1102,8 @@ static int sam_transmit(struct sam_emac_s *priv)
 
   /* If we have no more available TX descriptors, then we must disable the
    * RCOMP interrupt to stop further RX processing.  Why?  Because EACH RX
-   * packet that is dispatch is also an opportunity to replay with the a TX
+   * packet that is dispatched is also an opportunity to replay with a TX
-   * packet.  So, if we cannot handle an RX packet replay, then we disable
+   * packet.  So, if we cannot handle an RX packet reply, then we disable
    * all RX packet processing.
    */
 
@@ -1454,8 +1454,8 @@ static int sam_recvframe(struct sam_emac_s *priv)
  * Function: sam_receive
  *
  * Description:
- *   An interrupt was received indicating the availability of a new RX packet
+ *   An interrupt was received indicating the availability of one or more
- *   in FIFO memory.
+ *   new RX packets in FIFO memory.
  *
  * Parameters:
  *   priv  - Reference to the driver state structure
@@ -1542,8 +1542,8 @@ static void sam_receive(struct sam_emac_s *priv)
  * Function: sam_txdone
  *
  * Description:
- *   An interrupt was received indicating that a frame has completed
+ *   An interrupt was received indicating that one or more frames have
- *   transmission.
+ *   completed transmission.
  *
  * Parameters:
  *   priv  - Reference to the driver state structure
@@ -1561,8 +1561,8 @@ static void sam_txdone(struct sam_emac_s *priv)
   struct emac_txdesc_s *txdesc;
 
   /* Are there any outstanding transmissions?  Loop until either (1) all of
-   * the TX have been examined, or (2) until we encounter the first
+   * the TX descriptors have been examined, or (2) until we encounter the
-   * descriptor that is still in use by the hardware.
+   * first descriptor that is still in use by the hardware.
    */
 
   while (priv->txhead != priv->txtail)

arch/arm/src/sama5/sam_gmac.c

@@ -712,8 +712,8 @@ static int sam_transmit(struct sam_gmac_s *priv)
 
   /* If we have no more available TX descriptors, then we must disable the
    * RCOMP interrupt to stop further RX processing.  Why?  Because EACH RX
-   * packet that is dispatch is also an opportunity to replay with the a TX
+   * packet that is dispatched is also an opportunity to reply with a TX
-   * packet.  So, if we cannot handle an RX packet replay, then we disable
+   * packet.  So, if we cannot handle an RX packet reply, then we disable
    * all RX packet processing.
    */
 
@@ -1062,8 +1062,8 @@ static int sam_recvframe(struct sam_gmac_s *priv)
  * Function: sam_receive
  *
  * Description:
- *   An interrupt was received indicating the availability of a new RX packet
+ *   An interrupt was received indicating the availability of onr or more
- *   in FIFO memory.
+ *   new RX packets in FIFO memory.
  *
  * Parameters:
  *   priv  - Reference to the driver state structure
@@ -1150,8 +1150,8 @@ static void sam_receive(struct sam_gmac_s *priv)
  * Function: sam_txdone
  *
  * Description:
- *   An interrupt was received indicating that a frame has completed
+ *   An interrupt was received indicating that one or more frames have
- *   transmission.
+ *   completed transmission.
  *
  * Parameters:
  *   priv  - Reference to the driver state structure
@@ -1168,9 +1168,9 @@ static void sam_txdone(struct sam_gmac_s *priv)
 {
   struct gmac_txdesc_s *txdesc;
 
-  /* Are there any outstanding transmssions?  Loop until either (1) all of
+  /* Are there any outstanding transmissions?  Loop until either (1) all of
-   * the TX have been examined, or (2) until we encounter the first
+   * the TX descriptors have been examined, or (2) until we encounter the
-   * descriptor that is still in use by the hardware.
+   * first descriptor that is still in use by the hardware.
    */
 
   while (priv->txhead != priv->txtail)

configs/sama5d4-ek/nsh/defconfig

@@ -401,7 +401,7 @@ CONFIG_NPTHREAD_KEYS=4
 CONFIG_DEV_CONSOLE=y
 # CONFIG_FDCLONE_DISABLE is not set
 # CONFIG_FDCLONE_STDIO is not set
-CONFIG_SDCLONE_DISABLE=y
+# CONFIG_SDCLONE_DISABLE is not set
 CONFIG_NFILE_DESCRIPTORS=8
 CONFIG_NFILE_STREAMS=8
 CONFIG_NAME_MAX=32
@@ -441,7 +441,7 @@ CONFIG_PTHREAD_STACK_DEFAULT=2048
 #
 # Device Drivers
 #
-CONFIG_DISABLE_POLL=y
+# CONFIG_DISABLE_POLL is not set
 CONFIG_DEV_NULL=y
 CONFIG_DEV_ZERO=y
 CONFIG_ARCH_HAVE_RNG=y
@@ -544,6 +544,7 @@ CONFIG_USART3_ISUART=y
 CONFIG_USART4_ISUART=y
 CONFIG_MCU_SERIAL=y
 CONFIG_STANDARD_SERIAL=y
+CONFIG_SERIAL_NPOLLWAITERS=2
 CONFIG_USART3_SERIAL_CONSOLE=y
 # CONFIG_USART4_SERIAL_CONSOLE is not set
 # CONFIG_NO_SERIAL_CONSOLE is not set
@@ -590,6 +591,7 @@ CONFIG_RAMLOG_SYSLOG=y
 CONFIG_RAMLOG_BUFSIZE=16384
 # CONFIG_RAMLOG_CRLF is not set
 CONFIG_RAMLOG_NONBLOCKING=y
+CONFIG_RAMLOG_NPOLLWAITERS=4
 
 #
 # Networking Support
@@ -866,6 +868,7 @@ CONFIG_EXAMPLES_NSH_CXXINITIALIZE=y
 # CONFIG_EXAMPLES_USBSERIAL is not set
 # CONFIG_EXAMPLES_USBTERM is not set
 # CONFIG_EXAMPLES_WATCHDOG is not set
+# CONFIG_EXAMPLES_XMLRPC is not set
 
 #
 # Graphics Support

fs/procfs/fs_procfsuptime.c

@@ -65,7 +65,7 @@
 /****************************************************************************
  * Pre-processor Definitions
  ****************************************************************************/
-/* Determines the size of an intermeidate buffer that must be large enough
+/* Determines the size of an intermediate buffer that must be large enough
  * to handle the longest line generated by this logic.
  */