From 157bf153fc346be7c79f7e6163dbb1e675a63fa3 Mon Sep 17 00:00:00 2001
From: Michael Jung <mijung@gmx.net>
Date: Fri, 28 Jun 2019 06:59:09 -0600
Subject: [PATCH] configs/pnev5180b/nsh-cdcecm:  Adds NSH configuration with
 UART0 and eth0 via CDC/ECM on USB device.

---
 configs/pnev5180b/README.txt           |  6 ++++-
 configs/pnev5180b/nsh-cdcecm/defconfig | 37 ++++++++++++++++++++++++++
 configs/pnev5180b/src/lpc17_bringup.c  | 21 +++++++++++++++
 3 files changed, 63 insertions(+), 1 deletion(-)
 create mode 100644 configs/pnev5180b/nsh-cdcecm/defconfig

diff --git a/configs/pnev5180b/README.txt b/configs/pnev5180b/README.txt
index df85dd4d8e..d5de4cb1dc 100644
--- a/configs/pnev5180b/README.txt
+++ b/configs/pnev5180b/README.txt
@@ -99,6 +99,10 @@ Where <subdir> is one of the following:
        b. Execute 'make menuconfig' in nuttx/ in order to start the
           reconfiguration process.
 
-  nsh-usbconsole:
+  usbnsh:
     Configures the NuttShell (nsh) located at apps/system/nsh.  The
     Configuration enables the CDC/ACM based NSH interface on /dev/ttyACM0.
+
+  nsh-cdcecm:
+    Configures the NuttShell (nsh) to provide a terminal on UART0.  The
+    Configuration also provides network interface eth0 via CDC/ECM.
diff --git a/configs/pnev5180b/nsh-cdcecm/defconfig b/configs/pnev5180b/nsh-cdcecm/defconfig
new file mode 100644
index 0000000000..88bd4f0404
--- /dev/null
+++ b/configs/pnev5180b/nsh-cdcecm/defconfig
@@ -0,0 +1,37 @@
+#
+# This file is autogenerated: PLEASE DO NOT EDIT IT.
+#
+# You can use "make menuconfig" to make any modifications to the installed .config file.
+# You can then do "make savedefconfig" to generate a new defconfig file that includes your
+# modifications.
+#
+CONFIG_ARCH="arm"
+CONFIG_ARCH_BOARD="pnev5180b"
+CONFIG_ARCH_BOARD_PNEV5180B=y
+CONFIG_ARCH_CHIP_LPC1769=y
+CONFIG_ARCH_CHIP_LPC17XX=y
+CONFIG_BOARD_LOOPSPERMSEC=11992
+CONFIG_BUILTIN=y
+CONFIG_CDCECM_EPBULKIN=5
+CONFIG_CDCECM_EPBULKOUT=2
+CONFIG_FS_BINFS=y
+CONFIG_FS_PROCFS=y
+CONFIG_LPC17_UART0=y
+CONFIG_LPC17_USBDEV=y
+CONFIG_LPC17_USBDEV_NOVBUS=y
+CONFIG_MM_REGIONS=2
+CONFIG_NETINIT_NOMAC=y
+CONFIG_NET_CDCECM=y
+CONFIG_NET_ICMP=y
+CONFIG_NET_ICMP_SOCKET=y
+CONFIG_NET_SOCKOPTS=y
+CONFIG_NET_TCP=y
+CONFIG_NET_UDP=y
+CONFIG_NSH_ARCHINIT=y
+CONFIG_NSH_BUILTIN_APPS=y
+CONFIG_RAM_SIZE=32768
+CONFIG_RAM_START=0x10000000
+CONFIG_SYSTEM_NSH=y
+CONFIG_SYSTEM_PING=y
+CONFIG_UART0_SERIAL_CONSOLE=y
+CONFIG_USER_ENTRYPOINT="nsh_main"
diff --git a/configs/pnev5180b/src/lpc17_bringup.c b/configs/pnev5180b/src/lpc17_bringup.c
index 689c21bb77..01951a59fd 100644
--- a/configs/pnev5180b/src/lpc17_bringup.c
+++ b/configs/pnev5180b/src/lpc17_bringup.c
@@ -42,6 +42,7 @@
 #include <stdio.h>
 #include <syslog.h>
 #include <errno.h>
+#include <sys/mount.h>
 
 #include <nuttx/board.h>
 #include <nuttx/spi/spi.h>
@@ -114,6 +115,26 @@ int pnev5180b_bringup(void)
 {
   int ret = OK;
 
+#ifdef CONFIG_FS_PROCFS
+  ret = mount(NULL, "/proc", "procfs", 0, NULL);
+  if (ret < 0)
+    {
+      syslog(LOG_ERR, "ERROR: Failed to mount the PROC filesystem: %d (%d)\n",
+             ret, errno);
+      goto done;
+    }
+#endif
+
+#ifdef CONFIG_FS_BINFS
+  ret = mount(NULL, "/bin", "binfs", 0, NULL);
+  if (ret < 0)
+    {
+      syslog(LOG_ERR, "ERROR: Failed to mount the BIN filesystem: %d (%d)\n",
+             ret, errno);
+      goto done;
+    }
+#endif
+
 #ifndef CONFIG_BOARDCTL_USBDEVCTRL
 #  ifdef CONFIG_CDCACM
   ret = cdcacm_initialize(0, NULL);