Added CONFIG_USERMAIN_STACKSIZE

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@1227 42af7a65-404d-4744-a932-0658087f49c3

1 files changed, 8 insertions, 1 deletions

diff --git a/nuttx/configs/mcu123-lpc214x/nsh/defconfig b/nuttx/configs/mcu123-lpc214x/nsh/defconfig
index 4ff5bb089..7c2a09578 100644
--- a/nuttx/configs/mcu123-lpc214x/nsh/defconfig
+++ b/nuttx/configs/mcu123-lpc214x/nsh/defconfig
@@ -554,7 +554,13 @@ CONFIG_EXAMPLES_NSH_MMCSDMINOR=0
 # CONFIG_CUSTOM_STACK - The up_ implementation will handle
 #   all stack operations outside of the nuttx model.
 # CONFIG_STACK_POINTER - The initial stack pointer (arm7tdmi only)
-# CONFIG_IDLETHREAD_STACKSIZE - The size of the initial stack
+# CONFIG_IDLETHREAD_STACKSIZE - The size of the initial stack.
+#  This is the thread that (1) performs the inital boot of the system up
+#  to the point where user_start() is spawned, and (2) there after is the
+#  IDLE thread that executes only when there is no other thread ready to
+#  run.
+# CONFIG_USERMAIN_STACKSIZE - The size of the stack to allocate
+#  for the main user thread that begins at the user_start() entry point.
 # CONFIG_PTHREAD_STACK_MIN - Minimum pthread stack size
 # CONFIG_PTHREAD_STACK_DEFAULT - Default pthread stack size
 # CONFIG_HEAP_BASE - The beginning of the heap
@@ -564,6 +570,7 @@ CONFIG_BOOT_FROM_FLASH=y
 CONFIG_CUSTOM_STACK=n
 CONFIG_STACK_POINTER=
 CONFIG_IDLETHREAD_STACKSIZE=2048
+CONFIG_USERMAIN_STACKSIZE=2048
 CONFIG_PTHREAD_STACK_MIN=256
 CONFIG_PTHREAD_STACK_DEFAULT=2048
 CONFIG_HEAP_BASE=