From 8e67f65688eae1da7c9191de5c983e828fce3c91 Mon Sep 17 00:00:00 2001
From: Bernard Xiong <bernard.xiong@gmail.com>
Date: Sun, 10 Jun 2018 18:00:49 +0800
Subject: [PATCH] [BSP][stm32f411-nucleo] Add ARCH type and change for module &
 lwP.

---
 bsp/stm32f411-nucleo/Kconfig                | 5 +++++
 bsp/stm32f411-nucleo/drivers/stm32f4xx_it.c | 9 ---------
 bsp/stm32f411-nucleo/stm32_rom.ld           | 6 ++++++
 3 files changed, 11 insertions(+), 9 deletions(-)

diff --git a/bsp/stm32f411-nucleo/Kconfig b/bsp/stm32f411-nucleo/Kconfig
index dbc6403e94..eccda0aefe 100644
--- a/bsp/stm32f411-nucleo/Kconfig
+++ b/bsp/stm32f411-nucleo/Kconfig
@@ -15,6 +15,11 @@ config $PKGS_DIR
     option env="PKGS_ROOT"
     default "packages"
 
+config BOARD_STM32F411_NUCLEO
+    bool 
+    select ARCH_ARM_CORTEX_M4
+    default y
+
 source "$RTT_DIR/Kconfig"
 source "$PKGS_DIR/Kconfig"
 
diff --git a/bsp/stm32f411-nucleo/drivers/stm32f4xx_it.c b/bsp/stm32f411-nucleo/drivers/stm32f4xx_it.c
index c2dd528276..7b5660001d 100644
--- a/bsp/stm32f411-nucleo/drivers/stm32f4xx_it.c
+++ b/bsp/stm32f411-nucleo/drivers/stm32f4xx_it.c
@@ -93,15 +93,6 @@ void UsageFault_Handler(void)
   }
 }
 
-/**
-  * @brief  This function handles SVCall exception.
-  * @param  None
-  * @retval None
-  */
-void SVC_Handler(void)
-{
-}
-
 /**
   * @}
   */
diff --git a/bsp/stm32f411-nucleo/stm32_rom.ld b/bsp/stm32f411-nucleo/stm32_rom.ld
index 9db59b5fb2..9045a9195c 100644
--- a/bsp/stm32f411-nucleo/stm32_rom.ld
+++ b/bsp/stm32f411-nucleo/stm32_rom.ld
@@ -39,6 +39,12 @@ SECTIONS
         __vsymtab_end = .;
         . = ALIGN(4);
 
+        /* section information for modules */
+        . = ALIGN(4);
+        __rtmsymtab_start = .;
+        KEEP(*(RTMSymTab))
+        __rtmsymtab_end = .;
+
         /* section information for initial. */
         . = ALIGN(4);
         __rt_init_start = .;