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-rw-r--r--nuttx/configs/sim/ostest/defconfig11
1 files changed, 9 insertions, 2 deletions
diff --git a/nuttx/configs/sim/ostest/defconfig b/nuttx/configs/sim/ostest/defconfig
index 8f2d00bee..a2f049f45 100644
--- a/nuttx/configs/sim/ostest/defconfig
+++ b/nuttx/configs/sim/ostest/defconfig
@@ -323,7 +323,13 @@ CONFIG_EXAMPLES_NSH_NETMASK=(255<<24|255<<16|255<<8|0)
# CONFIG_CUSTOM_STACK - The up_ implementation will handle
# all stack operations outside of the nuttx model.
# CONFIG_STACK_POINTER - The initial stack pointer
-# 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
@@ -331,7 +337,8 @@ CONFIG_EXAMPLES_NSH_NETMASK=(255<<24|255<<16|255<<8|0)
#
CONFIG_BOOT_FROM_FLASH=n
CONFIG_CUSTOM_STACK=n
-CONFIG_IDLETHREAD_STACKSIZE=0x00001000
+CONFIG_IDLETHREAD_STACKSIZE=4096
+CONFIG_USERMAIN_STACKSIZE=4096
CONFIG_PTHREAD_STACK_MIN=256
CONFIG_PTHREAD_STACK_DEFAULT=8192
CONFIG_HEAP_BASE=