From 6725dfa59806410dcb60b59d269a92e64503da2d Mon Sep 17 00:00:00 2001
From: zhuangwei123 <zhuangwei@nblink-tech.com>
Date: Thu, 10 May 2018 22:20:37 +0800
Subject: [PATCH] =?UTF-8?q?[bsp/ls1cdev]=201=E3=80=81uart=E9=A9=B1?=
 =?UTF-8?q?=E5=8A=A8=E9=87=8D=E5=86=99=EF=BC=8C=E9=87=87=E7=94=A8uart?=
 =?UTF-8?q?=E9=A9=B1=E5=8A=A8=E6=A1=86=E6=9E=B6=202=E3=80=81=E6=B7=BB?=
 =?UTF-8?q?=E5=8A=A0=E5=B9=B6=E4=BF=AE=E6=94=B9=E5=8B=A4=E4=B8=BA=E6=9C=AC?=
 =?UTF-8?q?ls1c=5Fuart=203=E3=80=81=E5=BC=80=E5=90=AFmain=E4=B8=BA?=
 =?UTF-8?q?=E7=94=A8=E6=88=B7=E7=A8=8B=E5=BA=8F=E5=85=A5=E5=8F=A3=EF=BC=8C?=
 =?UTF-8?q?=E5=88=A0=E9=99=A4application.c=E5=92=8Cstartup.c,=E5=B9=B6?=
 =?UTF-8?q?=E5=AF=B9=E5=88=9D=E5=A7=8B=E5=8C=96=E9=83=A8=E5=88=86=E5=81=9A?=
 =?UTF-8?q?=E7=9B=B8=E5=BA=94=E8=B0=83=E6=95=B4=E6=9B=B4=E6=96=B0=E3=80=82?=
 =?UTF-8?q?=204=E3=80=81=E5=BC=80=E5=90=AFdhcp?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 bsp/ls1cdev/.config                        |  42 ++-
 bsp/ls1cdev/applications/application.c     |  61 ----
 bsp/ls1cdev/applications/main.c            |  30 ++
 bsp/ls1cdev/applications/startup.c         |  93 ------
 bsp/ls1cdev/drivers/board.c                |  70 +++--
 bsp/ls1cdev/drivers/drv_uart.c             | 177 ++++++++++++
 bsp/ls1cdev/drivers/{uart.h => drv_uart.h} |  14 +-
 bsp/ls1cdev/drivers/net/synopGMAC.c        |   7 +-
 bsp/ls1cdev/drivers/net/synopGMAC.h        |   2 +-
 bsp/ls1cdev/drivers/net/synopGMAC_plat.h   |   4 +-
 bsp/ls1cdev/drivers/uart.c                 | 286 -------------------
 bsp/ls1cdev/kconfig                        |   4 +-
 bsp/ls1cdev/libraries/ls1c_regs.h          |  13 +-
 bsp/ls1cdev/libraries/ls1c_uart.c          | 316 +++++++++++++++++++++
 bsp/ls1cdev/libraries/ls1c_uart.h          | 180 ++++++++++++
 bsp/ls1cdev/rtconfig.h                     |  89 ++----
 16 files changed, 821 insertions(+), 567 deletions(-)
 delete mode 100644 bsp/ls1cdev/applications/application.c
 create mode 100644 bsp/ls1cdev/applications/main.c
 delete mode 100644 bsp/ls1cdev/applications/startup.c
 create mode 100644 bsp/ls1cdev/drivers/drv_uart.c
 rename bsp/ls1cdev/drivers/{uart.h => drv_uart.h} (91%)
 delete mode 100644 bsp/ls1cdev/drivers/uart.c
 create mode 100644 bsp/ls1cdev/libraries/ls1c_uart.c
 create mode 100644 bsp/ls1cdev/libraries/ls1c_uart.h

diff --git a/bsp/ls1cdev/.config b/bsp/ls1cdev/.config
index d7ee691625..a16ee472b4 100644
--- a/bsp/ls1cdev/.config
+++ b/bsp/ls1cdev/.config
@@ -57,7 +57,8 @@ CONFIG_RT_CONSOLE_DEVICE_NAME="uart2"
 # RT-Thread Components
 #
 CONFIG_RT_USING_COMPONENTS_INIT=y
-# CONFIG_RT_USING_USER_MAIN is not set
+CONFIG_RT_USING_USER_MAIN=y
+CONFIG_RT_MAIN_THREAD_STACK_SIZE=2048
 
 #
 # C++ features
@@ -73,6 +74,7 @@ CONFIG_FINSH_USING_HISTORY=y
 CONFIG_FINSH_HISTORY_LINES=5
 CONFIG_FINSH_USING_SYMTAB=y
 CONFIG_FINSH_USING_DESCRIPTION=y
+# CONFIG_FINSH_ECHO_DISABLE_DEFAULT is not set
 CONFIG_FINSH_THREAD_PRIORITY=20
 CONFIG_FINSH_THREAD_STACK_SIZE=4096
 CONFIG_FINSH_CMD_SIZE=80
@@ -168,7 +170,9 @@ CONFIG_RT_LWIP_IGMP=y
 CONFIG_RT_LWIP_ICMP=y
 # CONFIG_RT_LWIP_SNMP is not set
 CONFIG_RT_LWIP_DNS=y
-# CONFIG_RT_LWIP_DHCP is not set
+CONFIG_RT_LWIP_DHCP=y
+CONFIG_IP_SOF_BROADCAST=1
+CONFIG_IP_SOF_BROADCAST_RECV=1
 
 #
 # Static IPv4 Address
@@ -227,6 +231,13 @@ CONFIG_LWIP_NETIF_LOOPBACK=0
 #
 # system packages
 #
+
+#
+# RT-Thread GUI Engine
+#
+# CONFIG_PKG_USING_GUIENGINE is not set
+# CONFIG_PKG_USING_LVGL is not set
+# CONFIG_PKG_USING_LWEXT4 is not set
 # CONFIG_PKG_USING_PARTITION is not set
 # CONFIG_PKG_USING_SQLITE is not set
 # CONFIG_PKG_USING_RTI is not set
@@ -239,14 +250,34 @@ CONFIG_LWIP_NETIF_LOOPBACK=0
 # CONFIG_PKG_USING_MONGOOSE is not set
 # CONFIG_PKG_USING_WEBTERMINAL is not set
 # CONFIG_PKG_USING_CJSON is not set
+# CONFIG_PKG_USING_LJSON is not set
 # CONFIG_PKG_USING_EZXML is not set
 # CONFIG_PKG_USING_NANOPB is not set
+# CONFIG_PKG_USING_GAGENT_CLOUD is not set
+
+#
+# Wi-Fi
+#
+
+#
+# Marvell WiFi
+#
+# CONFIG_PKG_USING_WLANMARVELL is not set
+
+#
+# Wiced WiFi
+#
+# CONFIG_PKG_USING_WLAN_WICED is not set
+# CONFIG_PKG_USING_COAP is not set
+# CONFIG_PKG_USING_NOPOLL is not set
+# CONFIG_PKG_USING_NETUTILS is not set
 
 #
 # security packages
 #
 # CONFIG_PKG_USING_MBEDTLS is not set
 # CONFIG_PKG_USING_libsodium is not set
+# CONFIG_PKG_USING_TINYCRYPT is not set
 
 #
 # language packages
@@ -257,19 +288,26 @@ CONFIG_LWIP_NETIF_LOOPBACK=0
 #
 # multimedia packages
 #
+# CONFIG_PKG_USING_OPENMV is not set
 
 #
 # tools packages
 #
 # CONFIG_PKG_USING_CMBACKTRACE is not set
+# CONFIG_PKG_USING_EASYFLASH is not set
 # CONFIG_PKG_USING_EASYLOGGER is not set
 # CONFIG_PKG_USING_SYSTEMVIEW is not set
+# CONFIG_PKG_USING_IPERF is not set
 
 #
 # miscellaneous packages
 #
 # CONFIG_PKG_USING_FASTLZ is not set
 # CONFIG_PKG_USING_MINILZO is not set
+# CONFIG_PKG_USING_QUICKLZ is not set
+# CONFIG_PKG_USING_MULTIBUTTON is not set
+# CONFIG_PKG_USING_SAMPLES is not set
+# CONFIG_PKG_USING_CANFESTIVAL is not set
 
 #
 # example package: hello
diff --git a/bsp/ls1cdev/applications/application.c b/bsp/ls1cdev/applications/application.c
deleted file mode 100644
index d4be2e4b59..0000000000
--- a/bsp/ls1cdev/applications/application.c
+++ /dev/null
@@ -1,61 +0,0 @@
-/*
- * File      : application.c
- * This file is part of RT-Thread RTOS
- * COPYRIGHT (C) 2006-2012, RT-Thread Develop Team
- *
- * The license and distribution terms for this file may be
- * found in the file LICENSE in this distribution or at
- * http://www.rt-thread.org/license/LICENSE
- *
- * Change Logs:
- * Date                Author         Notes
- * 2010-06-25          Bernard        first version
- * 2011-08-08          lgnq           modified for Loongson LS1B
- * 2015-07-06          chinesebear    modified for Loongson LS1C
- * 2018-02-08          sundm75    modified for Loongson LS1C SmartLoongV3
- */
-
-#include <rtthread.h>
-#include "net/synopGMAC.h"
-#include <lwip/api.h>
-
-void rt_init_thread_entry(void *parameter)
-{
-#ifdef RT_USING_COMPONENTS_INIT
-    /* initialization RT-Thread Components */
-    rt_components_init();
-#endif
-#if defined(RT_USING_DFS) && defined(RT_USING_DFS_ELMFAT)
-    /* mount sd card fat partition 1 as root directory */
-    if( dfs_mount("sd0", "/", "elm", 0, 0) == 0)
-    {
-        rt_kprintf("File System initialized!\n");
-    }
-    else
-    {
-        rt_kprintf("File System initialzation failed!\n");
-    }
-#endif /* RT_USING_DFS && RT_USING_DFS_ELMFAT */
-
-/*网口EMAC初始化*/
-    rt_hw_eth_init();
-#if defined(RT_USING_RTGUI)
-/*触摸屏使用SPI总线SPI1 CS0  初始化*/
-    rtgui_touch_hw_init("spi10");
-#endif
-
-}
-
-int rt_application_init(void)
-{
-    rt_thread_t tid;
-
-    /* create initialization thread */
-    tid = rt_thread_create("init",
-            rt_init_thread_entry, RT_NULL,
-            4096, RT_THREAD_PRIORITY_MAX/3, 20);
-    if (tid != RT_NULL)
-        rt_thread_startup(tid);
-
-    return 0;
-}
diff --git a/bsp/ls1cdev/applications/main.c b/bsp/ls1cdev/applications/main.c
new file mode 100644
index 0000000000..c3d6bbd31b
--- /dev/null
+++ b/bsp/ls1cdev/applications/main.c
@@ -0,0 +1,30 @@
+/*
+ * File      : main.c
+ * This file is part of RT-Thread RTOS
+ * COPYRIGHT (C) 2008 - 2017, RT-Thread Development Team
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License along
+ *  with this program; if not, write to the Free Software Foundation, Inc.,
+ *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2018-05-10     zhuangwei    first version
+ */
+
+#include <rtthread.h>
+
+int main(int argc, char** argv)
+{   
+    return 0;
+}
diff --git a/bsp/ls1cdev/applications/startup.c b/bsp/ls1cdev/applications/startup.c
deleted file mode 100644
index cb1025dec6..0000000000
--- a/bsp/ls1cdev/applications/startup.c
+++ /dev/null
@@ -1,93 +0,0 @@
-/*
- * File      : startup.c
- * This file is part of RT-Thread RTOS
- * COPYRIGHT (C) 2006-2012, RT-Thread Develop Team
- *
- * The license and distribution terms for this file may be
- * found in the file LICENSE in this distribution or at
- * http://www.rt-thread.org/license/LICENSE
- *
- * Change Logs:
- * Date                 Author         Notes
- * 2010-06-25     Bernard        first version
- * 2011-08-08     lgnq             modified for Loongson LS1B
- * 2015-07-06     chinesebear  modified for Loongson LS1C
- */
-
-#include <rthw.h>
-#include <rtthread.h>
-
-#include "board.h"
-#define A_K0BASE		0x80000000
-
-/**
- * @addtogroup Loongson LS1B
- */
-
-/*@{*/
-
-extern unsigned char __bss_end;
-
-extern int rt_application_init(void);
-
-extern void tlb_refill_exception(void);
-extern void general_exception(void);
-extern void irq_exception(void);
-extern void rt_hw_cache_init(void);
-extern void invalidate_writeback_dcache_all(void);
-extern void invalidate_icache_all(void);
-
-/**
- * This function will startup RT-Thread RTOS.
- */
-void rtthread_startup(void)
-{
-    /* disable interrupt first */
-    rt_hw_interrupt_disable();
-
-    /* init cache */
-    rt_hw_cache_init();
-    /* init hardware interrupt */
-    rt_hw_interrupt_init();
-
-    /* copy vector */
-    rt_memcpy((void *)A_K0BASE, tlb_refill_exception, 0x80);
-    rt_memcpy((void *)(A_K0BASE + 0x180), general_exception, 0x80);
-    rt_memcpy((void *)(A_K0BASE + 0x200), irq_exception, 0x80);
-
-    invalidate_writeback_dcache_all();
-    invalidate_icache_all();
-
-    /* init board */
-    rt_hw_board_init();
-
-    /* show version */
-    rt_show_version();
-
-#ifdef RT_USING_HEAP
-    rt_system_heap_init((void*)&__bss_end, (void*)RT_HW_HEAP_END);
-#endif
-
-    /* init scheduler system */
-    rt_system_scheduler_init();
-
-    /* initialize timer */
-    rt_system_timer_init();
-
-    /* initialize timer thread */
-    rt_system_timer_thread_init();
-
-    /* init idle thread */
-    rt_thread_idle_init();
-
-    /* init application */
-    rt_application_init();
-
-    /* start scheduler */
-    rt_system_scheduler_start();
-
-    /* never reach here */
-    return;
-}
-
-/*@}*/
diff --git a/bsp/ls1cdev/drivers/board.c b/bsp/ls1cdev/drivers/board.c
index 1b22741140..64f0db56ab 100644
--- a/bsp/ls1cdev/drivers/board.c
+++ b/bsp/ls1cdev/drivers/board.c
@@ -18,9 +18,22 @@
 #include <rthw.h>
 
 #include "board.h"
-#include "uart.h"
+#include "drv_uart.h"
 #include "ls1c.h"
 
+#define A_K0BASE		0x80000000
+
+extern unsigned char __bss_end;
+
+
+extern void tlb_refill_exception(void);
+extern void general_exception(void);
+extern void irq_exception(void);
+extern void rt_hw_cache_init(void);
+extern void invalidate_writeback_dcache_all(void);
+extern void invalidate_icache_all(void);
+
+
 /**
  * @addtogroup Loongson LS1B
  */
@@ -81,6 +94,24 @@ void rt_hw_fpu_init(void)
  */
 void rt_hw_board_init(void)
 {
+	/* init cache */
+	rt_hw_cache_init();
+	
+	/* init hardware interrupt */
+	rt_hw_interrupt_init();
+
+	/* copy vector */
+	rt_memcpy((void *)A_K0BASE, tlb_refill_exception, 0x80);
+	rt_memcpy((void *)(A_K0BASE + 0x180), general_exception, 0x80);
+	rt_memcpy((void *)(A_K0BASE + 0x200), irq_exception, 0x80);
+
+	invalidate_writeback_dcache_all();
+	invalidate_icache_all();
+	
+#ifdef RT_USING_HEAP
+		rt_system_heap_init((void*)&__bss_end, (void*)RT_HW_HEAP_END);
+#endif
+
 #ifdef RT_USING_SERIAL
 	/* init hardware UART device */
 	rt_hw_uart_init();
@@ -105,41 +136,4 @@ void rt_hw_board_init(void)
     rt_kprintf("current sr: 0x%08x\n", read_c0_status());
 }
 
-#define __raw_out_put(unr) \
-	while (*ptr) \
-	{ \
-		if (*ptr == '\n') \
-		{ \
-			/* FIFO status, contain valid data */ \
-			while (!(UART_LSR(UART##unr##_BASE) & (UARTLSR_TE | UARTLSR_TFE))); \
-			/* write data */ \
-			UART_DAT(UART##unr##_BASE) = '\r'; \
-		} \
-		/* FIFO status, contain valid data */ \
-		while (!(UART_LSR(UART##unr##_BASE) & (UARTLSR_TE | UARTLSR_TFE))); \
-		/* write data */ \
-		UART_DAT(UART##unr##_BASE) = *ptr; \
-		ptr ++; \
-	}
-
-/* UART line status register value */
-#define UARTLSR_ERROR	(1 << 7)
-#define UARTLSR_TE		(1 << 6)
-#define UARTLSR_TFE		(1 << 5)
-#define UARTLSR_BI		(1 << 4)
-#define UARTLSR_FE		(1 << 3)
-#define UARTLSR_PE		(1 << 2)
-#define UARTLSR_OE		(1 << 1)
-#define UARTLSR_DR		(1 << 0)
-void rt_hw_console_output(const char *ptr)
-{
-#if defined(RT_USING_UART0)
-    __raw_out_put(0);
-#elif defined(RT_USING_UART2)
-    __raw_out_put(2);
-#elif defined(RT_USING_UART3)
-    __raw_out_put(3);
-#endif
-}
-
 /*@}*/
diff --git a/bsp/ls1cdev/drivers/drv_uart.c b/bsp/ls1cdev/drivers/drv_uart.c
new file mode 100644
index 0000000000..3466c07bd3
--- /dev/null
+++ b/bsp/ls1cdev/drivers/drv_uart.c
@@ -0,0 +1,177 @@
+/*
+ * File      : drv_uart.c
+ * This file is part of RT-Thread RTOS
+ * COPYRIGHT (C) 2008 - 2016, RT-Thread Development Team
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License along
+ *  with this program; if not, write to the Free Software Foundation, Inc.,
+ *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2018-05-08     zhuangwei    the first version
+ */
+#include <rtthread.h>
+#include <rtdevice.h>
+#include <rthw.h>
+#include "drv_uart.h"
+#include "ls1c_pin.h"
+#include "ls1c_uart.h"
+
+/* STM32 uart driver */
+struct rt_uart_ls1c
+{
+    ls1c_uart_t UARTx;
+	rt_uint32_t IRQ;
+};
+
+static rt_err_t ls1c_uart_configure(struct rt_serial_device *serial, struct serial_configure *cfg)
+{
+	struct rt_uart_ls1c *uart_dev = RT_NULL;
+	ls1c_uart_info_t uart_info = {0};
+
+	RT_ASSERT(serial != RT_NULL);
+	RT_ASSERT(cfg != RT_NULL);
+
+	uart_dev = (struct rt_uart_ls1c *)serial->parent.user_data;
+
+	// 初始化串口  
+    uart_info.UARTx    = uart_dev->UARTx;  
+    uart_info.baudrate = cfg->baud_rate;  
+    uart_info.rx_enable= TRUE;       
+    uart_init(&uart_info);
+
+	return RT_EOK;
+
+}
+
+static rt_err_t ls1c_uart_control(struct rt_serial_device *serial, int cmd, void *arg)
+{
+	struct rt_uart_ls1c *uart_dev = RT_NULL;
+	
+	RT_ASSERT(serial != RT_NULL);
+	uart_dev = (struct rt_uart_ls1c *)serial->parent.user_data;
+
+	switch (cmd)
+	{
+	case RT_DEVICE_CTRL_CLR_INT: /* disable rx irq */
+        rt_hw_interrupt_mask(uart_dev->IRQ);
+		break;
+
+	case RT_DEVICE_CTRL_SET_INT: /* enable rx irq */
+		rt_hw_interrupt_umask(uart_dev->IRQ);
+		break;
+
+	default:
+		break;
+	}
+
+	return RT_EOK;
+
+}
+
+static int ls1c_uart_putc(struct rt_serial_device *serial, char c)
+{
+	struct rt_uart_ls1c *uart_dev = RT_NULL;
+	
+	RT_ASSERT(serial != RT_NULL);
+
+	uart_dev = (struct rt_uart_ls1c *)serial->parent.user_data;
+	uart_putc(uart_dev->UARTx, c);
+
+	return 1;
+}
+
+static int ls1c_uart_getc(struct rt_serial_device *serial)
+{
+	struct rt_uart_ls1c *uart_dev = RT_NULL;
+			
+	RT_ASSERT(serial != RT_NULL);
+	
+	uart_dev = (struct rt_uart_ls1c *)serial->parent.user_data;
+	void *uart_base = uart_get_base(uart_dev->UARTx);  
+
+	if(LSR_RXRDY & reg_read_8(uart_base + LS1C_UART_LSR_OFFSET))
+	{  
+		return reg_read_8(uart_base + LS1C_UART_DAT_OFFSET);  
+	}
+
+	return -1;
+}
+
+/* UART interrupt handler */
+static void uart_irq_handler(int vector, void *param)
+{
+	struct rt_serial_device *serial = (struct rt_serial_device*)param;
+	struct rt_uart_ls1c *uart_dev = RT_NULL;
+	
+	RT_ASSERT(serial != RT_NULL);
+
+	uart_dev = (struct rt_uart_ls1c *)serial->parent.user_data;
+	void *uart_base = uart_get_base(uart_dev->UARTx);  
+	unsigned char iir = reg_read_8(uart_base + LS1C_UART_IIR_OFFSET); 
+
+	// 判断是否为接收超时或接收到有效数据	
+	if ((IIR_RXTOUT & iir) || (IIR_RXRDY & iir))  
+	{ 
+		rt_interrupt_enter();
+		rt_hw_serial_isr(serial, RT_SERIAL_EVENT_RX_IND);
+		rt_interrupt_leave();
+	}
+
+}
+
+static const struct rt_uart_ops stm32_uart_ops =
+{
+    ls1c_uart_configure,
+    ls1c_uart_control,
+    ls1c_uart_putc,
+    ls1c_uart_getc,
+};
+
+#if defined(RT_USING_UART2)
+struct rt_uart_ls1c uart2 =
+{
+    LS1C_UART2,
+    LS1C_UART2_IRQ,
+};
+struct rt_serial_device serial2;
+#endif /* RT_USING_UART1 */
+
+void rt_hw_uart_init(void)
+{
+    struct rt_uart_ls1c *uart;
+    struct serial_configure config = RT_SERIAL_CONFIG_DEFAULT;
+
+#ifdef RT_USING_UART2
+    uart = &uart2;
+
+    serial2.ops    = &stm32_uart_ops;
+    serial2.config = config;
+
+	pin_set_purpose(36, PIN_PURPOSE_OTHER);
+	pin_set_purpose(37, PIN_PURPOSE_OTHER);
+	pin_set_remap(36, PIN_REMAP_SECOND);
+	pin_set_remap(37, PIN_REMAP_SECOND);
+
+	rt_hw_interrupt_install(uart->IRQ, uart_irq_handler, &serial2, "UART2");
+
+    /* register UART1 device */
+    rt_hw_serial_register(&serial2,
+                          "uart2",
+                          //RT_DEVICE_FLAG_RDWR | RT_DEVICE_FLAG_INT_RX | RT_DEVICE_FLAG_DMA_RX,
+                          RT_DEVICE_FLAG_RDWR | RT_DEVICE_FLAG_INT_RX,
+                          uart);
+#endif /* RT_USING_UART1 */
+}
+
diff --git a/bsp/ls1cdev/drivers/uart.h b/bsp/ls1cdev/drivers/drv_uart.h
similarity index 91%
rename from bsp/ls1cdev/drivers/uart.h
rename to bsp/ls1cdev/drivers/drv_uart.h
index f5f1cc0d90..0904df5b10 100644
--- a/bsp/ls1cdev/drivers/uart.h
+++ b/bsp/ls1cdev/drivers/drv_uart.h
@@ -1,20 +1,19 @@
 /*
- * File      : uart.h
+ * File      : drv_uart.h
  * This file is part of RT-Thread RTOS
- * COPYRIGHT (C) 2006-2012, RT-Thread Develop Team
+ * COPYRIGHT (C) 2009, RT-Thread Development Team
  *
  * The license and distribution terms for this file may be
  * found in the file LICENSE in this distribution or at
  * http://www.rt-thread.org/license/LICENSE
  *
  * Change Logs:
- * Date               Author             Notes
- * 2011-08-08     lgnq            first version for LS1B
- * 2015-07-06     chinesebear  modified for loongson 1c
+ * Date           Author       Notes
+ * 2018-05-08     zhuangwei    the first version
  */
 
-#ifndef __UART_H__
-#define __UART_H__
+#ifndef __DRV_UART_H__
+#define __DRV_UART_H__
 
 #include "ls1c.h"
 
@@ -100,4 +99,5 @@
 
 void rt_hw_uart_init(void);
 
+
 #endif
diff --git a/bsp/ls1cdev/drivers/net/synopGMAC.c b/bsp/ls1cdev/drivers/net/synopGMAC.c
index 2b15f87eff..7e665d3964 100644
--- a/bsp/ls1cdev/drivers/net/synopGMAC.c
+++ b/bsp/ls1cdev/drivers/net/synopGMAC.c
@@ -860,7 +860,7 @@ void eth_rx_irq(int irqno,void *param)
 	return;
 }
 
-void rt_hw_eth_init(void)
+int rt_hw_eth_init(void)
 {
 	u64 base_addr = Gmac_base; 
 	struct synopGMACNetworkAdapter * synopGMACadapter;
@@ -925,4 +925,9 @@ void rt_hw_eth_init(void)
 	eth_dev.parent.eth_rx            = rt_eth_rx;
 
 	eth_device_init(&(eth_dev.parent), "e0");
+
+	return 0;
 }
+
+INIT_DEVICE_EXPORT(rt_hw_eth_init);
+
diff --git a/bsp/ls1cdev/drivers/net/synopGMAC.h b/bsp/ls1cdev/drivers/net/synopGMAC.h
index 2988d5c4ba..d4d06e6a65 100644
--- a/bsp/ls1cdev/drivers/net/synopGMAC.h
+++ b/bsp/ls1cdev/drivers/net/synopGMAC.h
@@ -32,6 +32,6 @@
 #include "mii.h"
 #include "synopGMAC_types.h"
 
-void rt_hw_eth_init(void);
+int rt_hw_eth_init(void);
 
 #endif	/*__SYNOPGMAC__H*/
diff --git a/bsp/ls1cdev/drivers/net/synopGMAC_plat.h b/bsp/ls1cdev/drivers/net/synopGMAC_plat.h
index 4809598bfa..1b1283f2fc 100644
--- a/bsp/ls1cdev/drivers/net/synopGMAC_plat.h
+++ b/bsp/ls1cdev/drivers/net/synopGMAC_plat.h
@@ -117,8 +117,8 @@ typedef int bool;
 */
 
 //sw: nothing to display
-#define TR0(fmt, args...) rt_kprintf(fmt, ##args)		
-#define TR(fmt, args...)  rt_kprintf(fmt, ##args) 
+#define TR0(fmt, args...) //rt_kprintf(fmt, ##args)		
+#define TR(fmt, args...)  //rt_kprintf(fmt, ##args) 
 //#define TR rt_kprintf
 
 //typedef int bool;
diff --git a/bsp/ls1cdev/drivers/uart.c b/bsp/ls1cdev/drivers/uart.c
deleted file mode 100644
index 01bb2d0f8d..0000000000
--- a/bsp/ls1cdev/drivers/uart.c
+++ /dev/null
@@ -1,286 +0,0 @@
-/*
- * File      : board.c
- * This file is part of RT-Thread RTOS
- * COPYRIGHT (C) 2006-2012, RT-Thread Develop Team
- *
- * The license and distribution terms for this file may be
- * found in the file LICENSE in this distribution or at
- * http://www.rt-thread.org/license/LICENSE
- *
- * Change Logs:
- * Date               Author               Notes
- * 2011-08-08     lgnq                  first version
- * 2015-07-09     chinesebear       modified for loongson 1c
- */
-
-#include <rthw.h>
-#include <rtthread.h>
-
-#include "uart.h"
-
-/**
- * @addtogroup Loongson LS1B
- */
-
-/*@{*/
-
-#if defined(RT_USING_SERIAL) && defined(RT_USING_DEVICE)
-
-struct rt_uart_ls1c
-{
-	struct rt_device parent;
-
-	rt_uint32_t hw_base;
-	rt_uint32_t irq;
-
-	/* buffer for reception */
-	rt_uint8_t read_index, save_index;
-	rt_uint8_t rx_buffer[RT_UART_RX_BUFFER_SIZE];
-}uart_device;
-
-static void rt_uart_irqhandler(int irqno, void *param)
-{
-	rt_ubase_t level;
-	rt_uint8_t isr;
-	struct rt_uart_ls1c *uart = &uart_device;
-
-	/* read interrupt status and clear it */
-	isr = UART_IIR(uart->hw_base);
-	isr = (isr >> 1) & 0x3;
-
-	/* receive data available */
-	if (isr & 0x02)
-	{
-		/* Receive Data Available */
-		while (UART_LSR(uart->hw_base) & UARTLSR_DR)
-		{
-			uart->rx_buffer[uart->save_index] = UART_DAT(uart->hw_base);
-
-			level = rt_hw_interrupt_disable();
-			uart->save_index ++;
-			if (uart->save_index >= RT_UART_RX_BUFFER_SIZE)
-				uart->save_index = 0;
-			rt_hw_interrupt_enable(level);
-		}
-
-		/* invoke callback */
-		if (uart->parent.rx_indicate != RT_NULL)
-		{
-			rt_size_t length;
-			if (uart->read_index > uart->save_index)
-				length = RT_UART_RX_BUFFER_SIZE - uart->read_index + uart->save_index;
-			else
-				length = uart->save_index - uart->read_index;
-
-			uart->parent.rx_indicate(&uart->parent, length);
-		}
-	}
-
-	return;
-}
-
-static rt_err_t rt_uart_init(rt_device_t dev)
-{
-	rt_uint32_t baud_div;
-	struct rt_uart_ls1c *uart = (struct rt_uart_ls1c *)dev;
-
-	RT_ASSERT(uart != RT_NULL);
-
-//#if 0
-	/* init UART Hardware */
-	UART_IER(uart->hw_base) = 0; /* clear interrupt */
-	UART_FCR(uart->hw_base) = 0xc3; /* reset UART Rx/Tx */
-
-	/* enable UART clock */
-	/* set databits, stopbits and parity. (8-bit data, 1 stopbit, no parity) */
-	UART_LCR(uart->hw_base) = 0x80;
-
-	/* set baudrate */
-	baud_div = DEV_CLK / 16 / UART_BAUDRATE /2;
-
-	UART_MSB(uart->hw_base) = (baud_div >> 8) & 0xff;
-	UART_LSB(uart->hw_base) = baud_div & 0xff;
-
-	UART_LCR(uart->hw_base) = 0x03;
-
-	/* Enable UART unit, enable and clear FIFO */
-	//UART_FCR(uart->hw_base) = UARTFCR_UUE | UARTFCR_FE | UARTFCR_TFLS | UARTFCR_RFLS;
-
-	/* enable RX interrupt  */	
-	UART_IER(uart->hw_base) = UARTIER_IRXE|UARTIER_ILE; 
-	
-//#endif
-
-	return RT_EOK;
-}
-
-static rt_err_t rt_uart_open(rt_device_t dev, rt_uint16_t oflag)
-{
-	struct rt_uart_ls1c *uart = (struct rt_uart_ls1c *)dev;
-
-	RT_ASSERT(uart != RT_NULL);
-	if (dev->flag & RT_DEVICE_FLAG_INT_RX)
-	{
-		/* Enable the UART Interrupt */
-		UART_IER(uart->hw_base) |= UARTIER_IRXE;
-
-		/* install interrupt */
-		rt_hw_interrupt_install(uart->irq, rt_uart_irqhandler, RT_NULL, "UART");
-		rt_hw_interrupt_umask(uart->irq);
-	}
-	return RT_EOK;
-}
-
-static rt_err_t rt_uart_close(rt_device_t dev)
-{
-	struct rt_uart_ls1c *uart = (struct rt_uart_ls1c *)dev;
-
-	RT_ASSERT(uart != RT_NULL);
-	if (dev->flag & RT_DEVICE_FLAG_INT_RX)
-	{
-		/* Disable the UART Interrupt */
-		UART_IER(uart->hw_base) &= ~(UARTIER_IRXE);
-	}
-
-	return RT_EOK;
-}
-
-static rt_size_t rt_uart_read(rt_device_t dev, rt_off_t pos, void *buffer, rt_size_t size)
-{
-	rt_uint8_t *ptr;
-	struct rt_uart_ls1c *uart = (struct rt_uart_ls1c *)dev;
-
-	RT_ASSERT(uart != RT_NULL);
-
-	/* point to buffer */
-	ptr = (rt_uint8_t *)buffer;
-	if (dev->flag & RT_DEVICE_FLAG_INT_RX)
-	{
-		while (size)
-		{
-			/* interrupt receive */
-			rt_base_t level;
-
-			/* disable interrupt */
-			level = rt_hw_interrupt_disable();
-			if (uart->read_index != uart->save_index)
-			{
-				*ptr = uart->rx_buffer[uart->read_index];
-
-				uart->read_index ++;
-				if (uart->read_index >= RT_UART_RX_BUFFER_SIZE)
-					uart->read_index = 0;
-			}
-			else
-			{
-				/* no data in rx buffer */
-
-				/* enable interrupt */
-				rt_hw_interrupt_enable(level);
-				break;
-			}
-
-			/* enable interrupt */
-			rt_hw_interrupt_enable(level);
-
-			ptr ++;
-			size --;
-		}
-
-		return (rt_uint32_t)ptr - (rt_uint32_t)buffer;
-	}
-
-	return 0;
-}
-
-static rt_size_t rt_uart_write(rt_device_t dev, rt_off_t pos, const void *buffer, rt_size_t size)
-{
-	char *ptr;
-	struct rt_uart_ls1c *uart = (struct rt_uart_ls1c *)dev;
-
-	RT_ASSERT(uart != RT_NULL);
-
-	ptr = (char *)buffer;
-
-	if (dev->flag & RT_DEVICE_FLAG_STREAM)
-	{
-		/* stream mode */
-		while (size)
-		{
-			if (*ptr == '\n')
-			{
-				/* FIFO status, contain valid data */
-				while (!(UART_LSR(uart->hw_base) & (UARTLSR_TE | UARTLSR_TFE)));
-				/* write data */
-				UART_DAT(uart->hw_base) = '\r';
-			}
-
-			/* FIFO status, contain valid data */
-			while (!(UART_LSR(uart->hw_base) & (UARTLSR_TE | UARTLSR_TFE)));
-			/* write data */
-			UART_DAT(uart->hw_base) = *ptr;
-
-			ptr ++;
-			size --;
-		}
-	}
-	else
-	{
-		while (size != 0)
-		{
-			/* FIFO status, contain valid data */
-			while (!(UART_LSR(uart->hw_base) & (UARTLSR_TE | UARTLSR_TFE)));
-
-			/* write data */
-			UART_DAT(uart->hw_base) = *ptr;
-
-			ptr++;
-			size--;
-		}
-	}
-
-	return (rt_size_t)ptr - (rt_size_t)buffer;
-}
-
-void rt_hw_uart_init(void)
-{
-	struct rt_uart_ls1c *uart;
-
-	/* get uart device */
-	uart = &uart_device;
-
-	/* device initialization */
-	uart->parent.type = RT_Device_Class_Char;
-	rt_memset(uart->rx_buffer, 0, sizeof(uart->rx_buffer));
-	uart->read_index = uart->save_index = 0;
-
-#if defined(RT_USING_UART0)
-	uart->hw_base = UART0_BASE;
-	uart->irq = LS1C_UART0_IRQ;
-#elif defined(RT_USING_UART2)
-	uart->hw_base = UART2_BASE;
-	uart->irq = LS1C_UART2_IRQ;
-#elif defined(RT_USING_UART3)
-	uart->hw_base = UART3_BASE;
-	uart->irq = LS1C_UART3_IRQ;
-#endif
-
-	/* device interface */
-	uart->parent.init       = rt_uart_init;
-	uart->parent.open       = rt_uart_open;
-	uart->parent.close      = rt_uart_close;
-	uart->parent.read       = rt_uart_read;
-	uart->parent.write      = rt_uart_write;
-	uart->parent.control    = RT_NULL;
-	uart->parent.user_data  = RT_NULL;
-
-	rt_device_register(&uart->parent, "uart2",
-						RT_DEVICE_FLAG_RDWR |
-						RT_DEVICE_FLAG_STREAM |
-						RT_DEVICE_FLAG_INT_RX);
-}
-#endif /* end of UART */
-
-
-
-/*@}*/
diff --git a/bsp/ls1cdev/kconfig b/bsp/ls1cdev/kconfig
index f305eb5768..9e9a7e9520 100644
--- a/bsp/ls1cdev/kconfig
+++ b/bsp/ls1cdev/kconfig
@@ -16,8 +16,8 @@ config $PKGS_DIR
     option env="PKGS_ROOT"
     default "packages"
 
-source "$RTT_DIR/KConfig"
-source "$PKGS_DIR/KConfig"
+source "$RTT_DIR/Kconfig"
+source "$PKGS_DIR/Kconfig"
 
 if RT_USING_SERIAL
 config RT_USING_UART2
diff --git a/bsp/ls1cdev/libraries/ls1c_regs.h b/bsp/ls1cdev/libraries/ls1c_regs.h
index 630b45ccbe..1f8b60ed17 100644
--- a/bsp/ls1cdev/libraries/ls1c_regs.h
+++ b/bsp/ls1cdev/libraries/ls1c_regs.h
@@ -125,9 +125,20 @@
 
 
 // 串口寄存器
-#define LS1C_UART0_BASE                     (0xbfe40000)
+#define LS1C_UART00_BASE                    (0xbfe40000)
+#define LS1C_UART01_BASE                    (0xbfe41000)
 #define LS1C_UART1_BASE                     (0xbfe44000)
 #define LS1C_UART2_BASE                     (0xbfe48000)
+#define LS1C_UART3_BASE                     (0xbfe4c000)
+#define LS1C_UART4_BASE                     (0xbfe4c400)
+#define LS1C_UART5_BASE                     (0xbfe4c500)
+#define LS1C_UART6_BASE                     (0xbfe4c600)
+#define LS1C_UART7_BASE                     (0xbfe4c700)
+#define LS1C_UART8_BASE                     (0xbfe4c800)
+#define LS1C_UART9_BASE                     (0xbfe4c900)
+#define LS1C_UART10_BASE                    (0xbfe4ca00)
+#define LS1C_UART11_BASE                    (0xbfe4cb00)
+
 
 
 #endif
diff --git a/bsp/ls1cdev/libraries/ls1c_uart.c b/bsp/ls1cdev/libraries/ls1c_uart.c
new file mode 100644
index 0000000000..baa3b6e3ac
--- /dev/null
+++ b/bsp/ls1cdev/libraries/ls1c_uart.c
@@ -0,0 +1,316 @@
+// 串口相关源码
+
+#include <stdio.h>
+#include <stdarg.h>
+#include "ls1c_public.h"
+#include "ls1c_regs.h"
+#include "ls1c_pin.h"
+#include "ls1c_uart.h"
+#include "ls1c_clock.h"
+#include "ls1c.h"
+
+
+// 串口线路状态寄存器的位域
+#define LS1C_UART_LSR_TE                (1 << 6)
+#define LS1C_UART_LSR_TFE               (1 << 5)
+
+
+// 打印缓存的大小
+#define LS1C_UART_PRINT_BUF_SIZE        (256)
+
+
+// 调试串口信息
+ls1c_uart_info_t debug_uart_info = {0};
+
+
+/*
+ * 获取指定串口模块的基地址
+ * @UARTx 串口编号
+ * @ret 基地址
+ */
+void *uart_get_base(ls1c_uart_t UARTx)
+{
+    void *base = NULL;
+
+    switch (UARTx)
+    {
+        case LS1C_UART00:
+            base = (void *)LS1C_UART00_BASE;
+            break;
+        case LS1C_UART01:
+            base = (void *)LS1C_UART01_BASE;
+            break;
+
+        case LS1C_UART1:
+            base = (void *)LS1C_UART1_BASE;
+            break;
+        
+        case LS1C_UART2:
+            base = (void *)LS1C_UART2_BASE;
+            break;
+
+        case LS1C_UART3:
+            base = (void *)LS1C_UART3_BASE;
+            break;
+        
+        case LS1C_UART4:
+            base = (void *)LS1C_UART4_BASE;
+            break;
+
+        case LS1C_UART5:
+            base = (void *)LS1C_UART5_BASE;
+            break;
+
+        case LS1C_UART6:
+            base = (void *)LS1C_UART6_BASE;
+            break;
+
+        case LS1C_UART7:
+            base = (void *)LS1C_UART7_BASE;
+            break;
+
+        case LS1C_UART8:
+            base = (void *)LS1C_UART8_BASE;
+            break;
+
+        case LS1C_UART9:
+            base = (void *)LS1C_UART9_BASE;
+            break;
+
+        case LS1C_UART10:
+            base = (void *)LS1C_UART10_BASE;
+            break;
+
+        case LS1C_UART11:
+            base = (void *)LS1C_UART11_BASE;
+            break;
+
+        default:
+            break;
+    }
+
+    return base;
+}
+
+
+/*
+ * 初始化指定的串口模块
+ * @uart_info_p 串口模块信息
+ */
+void uart_init(ls1c_uart_info_t *uart_info_p)
+{
+    void *uart_base = uart_get_base(uart_info_p->UARTx);
+    unsigned long baudrate_div = 0;
+
+    // 禁止所有中断
+    reg_write_8(0,      uart_base + LS1C_UART_IER_OFFSET);
+    
+    // 接收FIFO的中断申请Trigger为14字节，清空发送和接收FIFO，并复位
+    reg_write_8(0xc3,   uart_base + LS1C_UART_FCR_OFFSET);
+    
+    // 设置波特率
+    reg_write_8(0x80,   uart_base + LS1C_UART_LCR_OFFSET);
+    baudrate_div = clk_get_cpu_rate() / 16 / uart_info_p->baudrate / 2;
+    reg_write_8((baudrate_div >> 8) & 0xff, uart_base + LS1C_UART_MSB_OFFSET);
+    reg_write_8(baudrate_div & 0xff,        uart_base + LS1C_UART_LSB_OFFSET);
+
+    // 8个数据位，1个停止位，无校验
+    reg_write_8(0x03,   uart_base + LS1C_UART_LCR_OFFSET);
+
+    // 使能接收中断
+    if (TRUE == uart_info_p->rx_enable)
+    {
+        reg_write_8(IER_IRxE|IER_ILE , uart_base + LS1C_UART_IER_OFFSET);
+    }
+
+    return ;
+}
+
+
+/*
+ * 判断FIFO是否为空
+ * @uartx 串口号
+ * @ret TRUE or FALSE
+ */
+BOOL uart_is_transmit_empty(ls1c_uart_t uartx)
+{
+    void *uart_base = uart_get_base(uartx);
+    unsigned char status = reg_read_8(uart_base + LS1C_UART_LSR_OFFSET);
+
+    if (status & (LS1C_UART_LSR_TE | LS1C_UART_LSR_TFE))
+    {
+        return TRUE;
+    }
+    else
+    {
+        return FALSE;
+    }
+}
+
+
+/*
+ * 发送一个字节
+ * @uartx 串口号
+ * @ch 待发送的字符串
+ */
+void uart_putc(ls1c_uart_t uartx, unsigned char ch)
+{
+    void *uart_base = uart_get_base(uartx);
+    
+    // 等待
+    while (FALSE == uart_is_transmit_empty(uartx))
+        ;
+
+    // 发送
+    reg_write_8(ch, uart_base + LS1C_UART_DAT_OFFSET);
+
+    return ;
+}
+
+
+/*
+ * 打印一个字符串到指定串口
+ * @uartx 串口号
+ * @str 待打印的字符串
+ */
+void uart_print(ls1c_uart_t uartx, const char *str)
+{
+    while ('\0' != *str)                // 判断是否为字符串结束符
+    {
+        uart_putc(uartx, *str);   // 发送一个字符
+        str++;
+    }
+
+    return ;
+}
+
+
+/*
+ * 初始化串口2
+ */
+void uart2_init(void)
+{
+    unsigned int tx_gpio = 37;
+    unsigned int rx_gpio = 36;
+
+    // 设置复用
+    pin_set_remap(tx_gpio, PIN_REMAP_SECOND);
+    pin_set_remap(rx_gpio, PIN_REMAP_SECOND);
+    
+    // 初始化相关寄存器
+    debug_uart_info.UARTx = LS1C_UART2;
+    debug_uart_info.baudrate = 115200;
+    debug_uart_info.rx_enable = FALSE;  // 调试串口只需要打印(发送)功能，不需要接收功能
+    uart_init(&debug_uart_info);
+
+    return ;
+}
+
+
+/*
+ * 在串口2上打印字符串
+ * @str 待打印的字符串
+ */
+void uart2_print(const char *str)
+{
+    uart_print(LS1C_UART2, str);
+    return ;
+}
+
+
+/*
+ * 在调试串口打印字符串
+ * @str 待打印的字符串
+ */
+void uart_debug_print(const char *str)
+{
+    uart_print(debug_uart_info.UARTx, str);
+    return ;
+}
+
+
+/*
+ * 在调试串口打印一个字符
+ * @ch 待打印的字符
+ */
+void uart_debug_putc(unsigned char ch)
+{
+    uart_putc(debug_uart_info.UARTx, ch);
+    return ;
+}
+
+
+/*
+ * 把中断号转换为串口号
+ * @IRQn 中断号
+ * @ret 串口号
+ */
+ls1c_uart_t uart_irqn_to_uartx(int IRQn)
+{
+    ls1c_uart_t uartx = LS1C_UART2;
+    
+    switch (IRQn)
+    {
+        /* 串口UART00和UART01的中断号还待确定
+        case LS1C_UART00_IRQ:
+            uartx = LS1C_UART00;
+            break;
+
+        case LS1C_UART01_IRQ:
+            uartx = LS1C_UART01;
+            break;
+       */
+
+        case LS1C_UART1_IRQ:
+            uartx = LS1C_UART1;
+            break;
+            
+        case LS1C_UART2_IRQ:
+            uartx = LS1C_UART2;
+            break;
+        
+        case LS1C_UART3_IRQ:
+            uartx = LS1C_UART3;
+            break;
+        
+        case LS1C_UART4_IRQ:
+            uartx = LS1C_UART4;
+            break;
+        
+        case LS1C_UART5_IRQ:
+            uartx = LS1C_UART5;
+            break;
+        
+        case LS1C_UART6_IRQ:
+            uartx = LS1C_UART6;
+            break;
+        
+        case LS1C_UART7_IRQ:
+            uartx = LS1C_UART7;
+            break;
+        
+        case LS1C_UART8_IRQ:
+            uartx = LS1C_UART8;
+            break;
+        
+        case LS1C_UART9_IRQ:
+            uartx = LS1C_UART9;
+            break;
+        
+        case LS1C_UART10_IRQ:
+            uartx = LS1C_UART10;
+            break;
+        
+        case LS1C_UART11_IRQ:
+            uartx = LS1C_UART11;
+            break;
+        
+        default:
+            uartx = LS1C_UART2;
+            break;
+    }
+
+    return uartx;
+}
+
+
diff --git a/bsp/ls1cdev/libraries/ls1c_uart.h b/bsp/ls1cdev/libraries/ls1c_uart.h
new file mode 100644
index 0000000000..7d63033684
--- /dev/null
+++ b/bsp/ls1cdev/libraries/ls1c_uart.h
@@ -0,0 +1,180 @@
+// 串口相关头文件
+
+
+#ifndef __OPENLOONGSON_UART_H
+#define __OPENLOONGSON_UART_H
+
+
+#include "ls1c_public.h"
+
+
+// 串口各寄存器相对基地址的偏移
+#define LS1C_UART_DAT_OFFSET            (0)
+#define LS1C_UART_IER_OFFSET            (1)
+#define LS1C_UART_IIR_OFFSET            (2)
+#define LS1C_UART_FCR_OFFSET            (2)
+#define LS1C_UART_LCR_OFFSET            (3)
+#define LS1C_UART_MCR_OFFSET            (4)
+#define LS1C_UART_LSR_OFFSET            (5)
+#define LS1C_UART_MSR_OFFSET            (6)
+
+#define LS1C_UART_LSB_OFFSET            (0)     // 分频锁存器1
+#define LS1C_UART_MSB_OFFSET            (1)     // 分频锁存器2
+
+/* interrupt enable register */
+#define	IER_IRxE	0x1	/* 接收有效数据中断使能 */
+#define	IER_ITxE	0x2	/* 传输保存寄存器为空中断使能 */
+#define	IER_ILE	    0x4	/* 接收器线路状态中断使能 */
+#define	IER_IME	    0x8	/* Modem状态中断使能 */
+
+/* interrupt identification register */
+#define	IIR_IMASK	0xf	/* mask */
+#define	IIR_RXTOUT	0xc	/* receive timeout */
+#define	IIR_RLS		0x6	/* receive line status */
+#define	IIR_RXRDY	0x4	/* receive ready */
+#define	IIR_TXRDY	0x2	/* transmit ready */
+#define	IIR_NOPEND	0x1	/* nothing */
+#define	IIR_MLSC	0x0	/* modem status */
+#define	IIR_FIFO_MASK	0xc0	/* set if FIFOs are enabled */
+
+/* fifo control register */
+#define	FIFO_ENABLE	0x01	/* enable fifo */
+#define	FIFO_RCV_RST	0x02	/* reset receive fifo */
+#define	FIFO_XMT_RST	0x04	/* reset transmit fifo */
+#define	FIFO_DMA_MODE	0x08	/* enable dma mode */
+#define	FIFO_TRIGGER_1	0x00	/* trigger at 1 char */
+#define	FIFO_TRIGGER_4	0x40	/* trigger at 4 chars */
+#define	FIFO_TRIGGER_8	0x80	/* trigger at 8 chars */
+#define	FIFO_TRIGGER_14	0xc0	/* trigger at 14 chars */
+
+// 线路控制寄存器
+/* character format control register */
+#define	CFCR_DLAB	0x80	/* divisor latch */
+#define	CFCR_SBREAK	0x40	/* send break */
+#define	CFCR_PZERO	0x30	/* zero parity */
+#define	CFCR_PONE	0x20	/* one parity */
+#define	CFCR_PEVEN	0x10	/* even parity */
+#define	CFCR_PODD	0x00	/* odd parity */
+#define	CFCR_PENAB	0x08	/* parity enable */
+#define	CFCR_STOPB	0x04	/* 2 stop bits */
+#define	CFCR_8BITS	0x03	/* 8 data bits */
+#define	CFCR_7BITS	0x02	/* 7 data bits */
+#define	CFCR_6BITS	0x01	/* 6 data bits */
+#define	CFCR_5BITS	0x00	/* 5 data bits */
+
+/* modem control register */
+#define	MCR_LOOPBACK	0x10	/* loopback */
+#define	MCR_IENABLE	0x08	/* output 2 = int enable */
+#define	MCR_DRS		0x04	/* output 1 = xxx */
+#define	MCR_RTS		0x02	/* enable RTS */
+#define	MCR_DTR		0x01	/* enable DTR */
+
+/* line status register */
+#define	LSR_RCV_FIFO	0x80	/* error in receive fifo */
+#define	LSR_TSRE	0x40	/* transmitter empty */
+#define	LSR_TXRDY	0x20	/* transmitter ready */
+#define	LSR_BI		0x10	/* break detected */
+#define	LSR_FE		0x08	/* framing error */
+#define	LSR_PE		0x04	/* parity error */
+#define	LSR_OE		0x02	/* overrun error */
+#define	LSR_RXRDY	0x01	/* receiver ready */
+#define	LSR_RCV_MASK	0x1f
+
+
+// 串口模块编号
+typedef enum
+{
+    LS1C_UART00 = 0,        // 全功能串口UART0可以分为两个四线串口UART00和UART01
+    LS1C_UART01,
+    LS1C_UART1,
+    LS1C_UART2,
+    LS1C_UART3,
+    LS1C_UART4,
+    LS1C_UART5,
+    LS1C_UART6,
+    LS1C_UART7,
+    LS1C_UART8,
+    LS1C_UART9,
+    LS1C_UART10,
+    LS1C_UART11
+}ls1c_uart_t;
+
+
+// 串口信息
+typedef struct
+{
+    ls1c_uart_t UARTx;              // 串口模块编号
+    unsigned int baudrate;          // 波特率
+    BOOL rx_enable;                 // 是否需要使用串口接收数据(使能接收中断)，发送默认使能
+}ls1c_uart_info_t;
+
+
+
+/*
+ * 获取指定串口模块的基地址
+ * @UARTx 串口编号
+ * @ret 基地址
+ */
+void *uart_get_base(ls1c_uart_t UARTx);
+
+
+/*
+ * 初始化指定的串口模块
+ * @uart_info_p 串口模块信息
+ */
+void uart_init(ls1c_uart_info_t *uart_info_p);
+
+
+/*
+ * 初始化串口2
+ */
+void uart2_init(void);
+
+
+/*
+ * 在串口2上打印字符串
+ * @str 待打印的字符串
+ */
+void uart2_print(const char *str);
+
+
+/*
+ * 在调试串口打印字符串
+ * @str 待打印的字符串
+ */
+void uart_debug_print(const char *str);
+
+
+/*
+ * 在调试串口打印一个字符
+ * @ch 待打印的字符
+ */
+void uart_debug_putc(unsigned char ch);
+
+
+/*
+ * 把中断号转换为串口号
+ * @IRQn 中断号
+ * @ret 串口号
+ */
+ls1c_uart_t uart_irqn_to_uartx(int IRQn);
+
+
+/*
+ * 发送一个字节
+ * @uartx 串口号
+ * @ch 待发送的字符串
+ */
+void uart_putc(ls1c_uart_t uartx, unsigned char ch);
+
+
+/*
+ * 打印一个字符串到指定串口
+ * @uartx 串口号
+ * @str 待打印的字符串
+ */
+void uart_print(ls1c_uart_t uartx, const char *str);
+
+
+#endif
+
diff --git a/bsp/ls1cdev/rtconfig.h b/bsp/ls1cdev/rtconfig.h
index 5850d269a5..72df0a83ef 100644
--- a/bsp/ls1cdev/rtconfig.h
+++ b/bsp/ls1cdev/rtconfig.h
@@ -8,9 +8,7 @@
 
 #define RT_NAME_MAX 10
 #define RT_ALIGN_SIZE 8
-/* RT_THREAD_PRIORITY_8 is not set */
 #define RT_THREAD_PRIORITY_32
-/* RT_THREAD_PRIORITY_256 is not set */
 #define RT_THREAD_PRIORITY_MAX 32
 #define RT_TICK_PER_SECOND 1000
 #define RT_DEBUG
@@ -19,7 +17,6 @@
 #define RT_DEBUG_THREAD 0
 #define RT_USING_HOOK
 #define IDLE_THREAD_STACK_SIZE 1024
-/* RT_USING_TIMER_SOFT is not set */
 
 /* Inter-Thread communication */
 
@@ -28,17 +25,12 @@
 #define RT_USING_EVENT
 #define RT_USING_MAILBOX
 #define RT_USING_MESSAGEQUEUE
-/* RT_USING_SIGNALS is not set */
 
 /* Memory Management */
 
 #define RT_USING_MEMPOOL
 #define RT_USING_MEMHEAP
-/* RT_USING_NOHEAP is not set */
 #define RT_USING_SMALL_MEM
-/* RT_USING_SLAB is not set */
-/* RT_USING_MEMHEAP_AS_HEAP is not set */
-/* RT_USING_MEMTRACE is not set */
 #define RT_USING_HEAP
 
 /* Kernel Device Object */
@@ -48,16 +40,15 @@
 #define RT_USING_CONSOLE
 #define RT_CONSOLEBUF_SIZE 128
 #define RT_CONSOLE_DEVICE_NAME "uart2"
-/* RT_USING_MODULE is not set */
 
 /* RT-Thread Components */
 
 #define RT_USING_COMPONENTS_INIT
-/* RT_USING_USER_MAIN is not set */
+#define RT_USING_USER_MAIN
+#define RT_MAIN_THREAD_STACK_SIZE 2048
 
 /* C++ features */
 
-/* RT_USING_CPLUSPLUS is not set */
 
 /* Command shell */
 
@@ -70,10 +61,8 @@
 #define FINSH_THREAD_PRIORITY 20
 #define FINSH_THREAD_STACK_SIZE 4096
 #define FINSH_CMD_SIZE 80
-/* FINSH_USING_AUTH is not set */
 #define FINSH_USING_MSH
 #define FINSH_USING_MSH_DEFAULT
-/* FINSH_USING_MSH_ONLY is not set */
 
 /* Device virtual file system */
 
@@ -89,22 +78,11 @@
 #define RT_DFS_ELM_CODE_PAGE 936
 #define RT_DFS_ELM_WORD_ACCESS
 #define RT_DFS_ELM_USE_LFN_0
-/* RT_DFS_ELM_USE_LFN_1 is not set */
-/* RT_DFS_ELM_USE_LFN_2 is not set */
-/* RT_DFS_ELM_USE_LFN_3 is not set */
 #define RT_DFS_ELM_USE_LFN 0
 #define RT_DFS_ELM_MAX_LFN 64
 #define RT_DFS_ELM_DRIVES 2
 #define RT_DFS_ELM_MAX_SECTOR_SIZE 512
-/* RT_DFS_ELM_USE_ERASE is not set */
 #define RT_DFS_ELM_REENTRANT
-/* RT_USING_DFS_DEVFS is not set */
-/* RT_USING_DFS_NET is not set */
-/* RT_USING_DFS_ROMFS is not set */
-/* RT_USING_DFS_RAMFS is not set */
-/* RT_USING_DFS_UFFS is not set */
-/* RT_USING_DFS_JFFS2 is not set */
-/* RT_USING_DFS_NFS is not set */
 
 /* Device Drivers */
 
@@ -112,36 +90,19 @@
 #define RT_USING_SERIAL
 #define RT_USING_CAN
 #define RT_CAN_USING_HDR
-/* RT_USING_HWTIMER is not set */
-/* RT_USING_CPUTIME is not set */
 #define RT_USING_I2C
 #define RT_USING_I2C_BITOPS
 #define RT_USING_PIN
-/* RT_USING_MTD_NOR is not set */
-/* RT_USING_MTD_NAND is not set */
-/* RT_USING_RTC is not set */
-/* RT_USING_SDIO is not set */
 #define RT_USING_SPI
 #define RT_USING_SPI_MSD
-/* RT_USING_SFUD is not set */
-/* RT_USING_W25QXX is not set */
-/* RT_USING_GD is not set */
-/* RT_USING_ENC28J60 is not set */
-/* RT_USING_SPI_WIFI is not set */
-/* RT_USING_WDT is not set */
-/* RT_USING_WIFI is not set */
 
 /* Using USB */
 
-/* RT_USING_USB_HOST is not set */
-/* RT_USING_USB_DEVICE is not set */
 
 /* POSIX layer and C standard library */
 
 #define RT_USING_LIBC
 #define RT_USING_PTHREADS
-/* RT_USING_POSIX is not set */
-/* HAVE_SYS_SIGNALS is not set */
 
 /* Network stack */
 
@@ -149,12 +110,12 @@
 
 #define RT_USING_LWIP
 #define RT_USING_LWIP141
-/* RT_USING_LWIP202 is not set */
 #define RT_LWIP_IGMP
 #define RT_LWIP_ICMP
-/* RT_LWIP_SNMP is not set */
 #define RT_LWIP_DNS
-/* RT_LWIP_DHCP is not set */
+#define RT_LWIP_DHCP
+#define IP_SOF_BROADCAST 1
+#define IP_SOF_BROADCAST_RECV 1
 
 /* Static IPv4 Address */
 
@@ -163,8 +124,6 @@
 #define RT_LWIP_MSKADDR "255.255.255.0"
 #define RT_LWIP_UDP
 #define RT_LWIP_TCP
-/* RT_LWIP_RAW is not set */
-/* RT_LWIP_PPP is not set */
 #define RT_MEMP_NUM_NETCONN 8
 #define RT_LWIP_PBUF_NUM 4
 #define RT_LWIP_RAW_PCB_NUM 4
@@ -179,73 +138,57 @@
 #define RT_LWIP_ETHTHREAD_PRIORITY 14
 #define RT_LWIP_ETHTHREAD_STACKSIZE 512
 #define RT_LWIP_ETHTHREAD_MBOX_SIZE 8
-/* RT_LWIP_REASSEMBLY_FRAG is not set */
 #define LWIP_NETIF_STATUS_CALLBACK 1
 #define SO_REUSE 1
 #define LWIP_SO_RCVTIMEO 1
 #define LWIP_SO_SNDTIMEO 1
 #define LWIP_SO_RCVBUF 1
-/* RT_LWIP_NETIF_LOOPBACK is not set */
 #define LWIP_NETIF_LOOPBACK 0
 
 /* Modbus master and slave stack */
 
-/* RT_USING_MODBUS is not set */
-/* LWIP_USING_DHCPD is not set */
 
 /* VBUS(Virtual Software BUS) */
 
-/* RT_USING_VBUS is not set */
 
 /* Utilities */
 
-/* RT_USING_LOGTRACE is not set */
-/* RT_USING_RYM is not set */
 
 /* RT-Thread online packages */
 
 /* system packages */
 
-/* PKG_USING_PARTITION is not set */
-/* PKG_USING_SQLITE is not set */
-/* PKG_USING_RTI is not set */
+/* RT-Thread GUI Engine */
+
 
 /* IoT - internet of things */
 
-/* PKG_USING_PAHOMQTT is not set */
-/* PKG_USING_WEBCLIENT is not set */
-/* PKG_USING_MONGOOSE is not set */
-/* PKG_USING_WEBTERMINAL is not set */
-/* PKG_USING_CJSON is not set */
-/* PKG_USING_EZXML is not set */
-/* PKG_USING_NANOPB is not set */
+
+/* Wi-Fi */
+
+/* Marvell WiFi */
+
+
+/* Wiced WiFi */
+
 
 /* security packages */
 
-/* PKG_USING_MBEDTLS is not set */
-/* PKG_USING_libsodium is not set */
 
 /* language packages */
 
-/* PKG_USING_JERRYSCRIPT is not set */
-/* PKG_USING_MICROPYTHON is not set */
 
 /* multimedia packages */
 
+
 /* tools packages */
 
-/* PKG_USING_CMBACKTRACE is not set */
-/* PKG_USING_EASYLOGGER is not set */
-/* PKG_USING_SYSTEMVIEW is not set */
 
 /* miscellaneous packages */
 
-/* PKG_USING_FASTLZ is not set */
-/* PKG_USING_MINILZO is not set */
 
 /* example package: hello */
 
-/* PKG_USING_HELLO is not set */
 #define RT_USING_UART2
 #define RT_UART_RX_BUFFER_SIZE 64
 #define RT_USING_GMAC_INT_MODE
-- 
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