first commit

project_0/.config

@@ -0,0 +1,295 @@
+#
+# Automatically generated file; DO NOT EDIT.
+# RT-Thread Configuration
+#
+
+#
+# RT-Thread Kernel
+#
+CONFIG_RT_NAME_MAX=8
+CONFIG_RT_ALIGN_SIZE=4
+# CONFIG_RT_THREAD_PRIORITY_8 is not set
+CONFIG_RT_THREAD_PRIORITY_32=y
+# CONFIG_RT_THREAD_PRIORITY_256 is not set
+CONFIG_RT_THREAD_PRIORITY_MAX=32
+CONFIG_RT_TICK_PER_SECOND=100
+CONFIG_RT_USING_OVERFLOW_CHECK=y
+CONFIG_RT_USING_HOOK=y
+CONFIG_RT_IDLE_HOOK_LIST_SIZE=4
+CONFIG_IDLE_THREAD_STACK_SIZE=256
+# CONFIG_RT_USING_TIMER_SOFT is not set
+CONFIG_RT_DEBUG=y
+CONFIG_RT_DEBUG_COLOR=y
+# CONFIG_RT_DEBUG_INIT_CONFIG is not set
+# CONFIG_RT_DEBUG_THREAD_CONFIG is not set
+# CONFIG_RT_DEBUG_SCHEDULER_CONFIG is not set
+# CONFIG_RT_DEBUG_IPC_CONFIG is not set
+# CONFIG_RT_DEBUG_TIMER_CONFIG is not set
+# CONFIG_RT_DEBUG_IRQ_CONFIG is not set
+# CONFIG_RT_DEBUG_MEM_CONFIG is not set
+# CONFIG_RT_DEBUG_SLAB_CONFIG is not set
+# CONFIG_RT_DEBUG_MEMHEAP_CONFIG is not set
+# CONFIG_RT_DEBUG_MODULE_CONFIG is not set
+
+#
+# Inter-Thread communication
+#
+CONFIG_RT_USING_SEMAPHORE=y
+CONFIG_RT_USING_MUTEX=y
+CONFIG_RT_USING_EVENT=y
+CONFIG_RT_USING_MAILBOX=y
+CONFIG_RT_USING_MESSAGEQUEUE=y
+# CONFIG_RT_USING_SIGNALS is not set
+
+#
+# Memory Management
+#
+CONFIG_RT_USING_MEMPOOL=y
+# CONFIG_RT_USING_MEMHEAP is not set
+# CONFIG_RT_USING_NOHEAP is not set
+CONFIG_RT_USING_SMALL_MEM=y
+# CONFIG_RT_USING_SLAB is not set
+# CONFIG_RT_USING_MEMTRACE is not set
+CONFIG_RT_USING_HEAP=y
+
+#
+# Kernel Device Object
+#
+CONFIG_RT_USING_DEVICE=y
+# CONFIG_RT_USING_DEVICE_OPS is not set
+# CONFIG_RT_USING_INTERRUPT_INFO is not set
+CONFIG_RT_USING_CONSOLE=y
+CONFIG_RT_CONSOLEBUF_SIZE=128
+CONFIG_RT_CONSOLE_DEVICE_NAME="uart"
+
+#
+# RT-Thread Components
+#
+CONFIG_RT_USING_COMPONENTS_INIT=y
+CONFIG_RT_USING_USER_MAIN=y
+CONFIG_RT_MAIN_THREAD_STACK_SIZE=2048
+CONFIG_RT_MAIN_THREAD_PRIORITY=10
+
+#
+# C++ features
+#
+# CONFIG_RT_USING_CPLUSPLUS is not set
+
+#
+# Command shell
+#
+CONFIG_RT_USING_FINSH=y
+CONFIG_FINSH_THREAD_NAME="tshell"
+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
+# CONFIG_FINSH_USING_AUTH is not set
+CONFIG_FINSH_USING_MSH=y
+CONFIG_FINSH_USING_MSH_DEFAULT=y
+# CONFIG_FINSH_USING_MSH_ONLY is not set
+CONFIG_FINSH_ARG_MAX=10
+
+#
+# Device virtual file system
+#
+CONFIG_RT_USING_DFS=y
+CONFIG_DFS_USING_WORKDIR=y
+CONFIG_DFS_FILESYSTEMS_MAX=2
+CONFIG_DFS_FILESYSTEM_TYPES_MAX=2
+CONFIG_DFS_FD_MAX=16
+# CONFIG_RT_USING_DFS_MNTTABLE is not set
+# CONFIG_RT_USING_DFS_ELMFAT is not set
+CONFIG_RT_USING_DFS_DEVFS=y
+# CONFIG_RT_USING_DFS_ROMFS is not set
+# CONFIG_RT_USING_DFS_RAMFS is not set
+# CONFIG_RT_USING_DFS_UFFS is not set
+# CONFIG_RT_USING_DFS_JFFS2 is not set
+
+#
+# Device Drivers
+#
+CONFIG_RT_USING_DEVICE_IPC=y
+CONFIG_RT_PIPE_BUFSZ=512
+CONFIG_RT_USING_SERIAL=y
+CONFIG_RT_SERIAL_USING_DMA=y
+# CONFIG_RT_USING_CAN is not set
+# CONFIG_RT_USING_HWTIMER is not set
+# CONFIG_RT_USING_CPUTIME is not set
+# CONFIG_RT_USING_I2C is not set
+CONFIG_RT_USING_PIN=y
+# CONFIG_RT_USING_PWM is not set
+# CONFIG_RT_USING_MTD_NOR is not set
+# CONFIG_RT_USING_MTD_NAND is not set
+# CONFIG_RT_USING_RTC is not set
+# CONFIG_RT_USING_SDIO is not set
+# CONFIG_RT_USING_SPI is not set
+# CONFIG_RT_USING_WDT is not set
+# CONFIG_RT_USING_WIFI is not set
+# CONFIG_RT_USING_AUDIO is not set
+
+#
+# Using USB
+#
+# CONFIG_RT_USING_USB_HOST is not set
+# CONFIG_RT_USING_USB_DEVICE is not set
+
+#
+# POSIX layer and C standard library
+#
+CONFIG_RT_USING_LIBC=y
+# CONFIG_RT_USING_PTHREADS is not set
+# CONFIG_RT_USING_MODULE is not set
+
+#
+# Network
+#
+
+#
+# Socket abstraction layer
+#
+# CONFIG_RT_USING_SAL is not set
+
+#
+# light weight TCP/IP stack
+#
+# CONFIG_RT_USING_LWIP is not set
+
+#
+# Modbus master and slave stack
+#
+# CONFIG_RT_USING_MODBUS is not set
+
+#
+# AT commands
+#
+# CONFIG_RT_USING_AT is not set
+
+#
+# VBUS(Virtual Software BUS)
+#
+# CONFIG_RT_USING_VBUS is not set
+
+#
+# Utilities
+#
+# CONFIG_RT_USING_LOGTRACE is not set
+# CONFIG_RT_USING_RYM is not set
+
+#
+# RT-Thread online packages
+#
+
+#
+# IoT - internet of things
+#
+# CONFIG_PKG_USING_PAHOMQTT is not set
+# CONFIG_PKG_USING_WEBCLIENT is not set
+# CONFIG_PKG_USING_MONGOOSE is not set
+# CONFIG_PKG_USING_WEBTERMINAL is not set
+# CONFIG_PKG_USING_CJSON is not set
+# CONFIG_PKG_USING_JSMN is not set
+# CONFIG_PKG_USING_LJSON is not set
+# CONFIG_PKG_USING_EZXML is not set
+# CONFIG_PKG_USING_NANOPB 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
+# CONFIG_PKG_USING_AT_DEVICE is not set
+
+#
+# IoT Cloud
+#
+# CONFIG_PKG_USING_ONENET is not set
+# CONFIG_PKG_USING_GAGENT_CLOUD is not set
+# CONFIG_PKG_USING_ALI_IOTKIT 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
+#
+# CONFIG_PKG_USING_LUA is not set
+# CONFIG_PKG_USING_JERRYSCRIPT is not set
+# CONFIG_PKG_USING_MICROPYTHON is not set
+
+#
+# multimedia packages
+#
+# CONFIG_PKG_USING_OPENMV is not set
+# CONFIG_PKG_USING_MUPDF 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
+
+#
+# system packages
+#
+# CONFIG_PKG_USING_GUIENGINE is not set
+# CONFIG_PKG_USING_CAIRO is not set
+# CONFIG_PKG_USING_PIXMAN is not set
+# CONFIG_PKG_USING_LWEXT4 is not set
+# CONFIG_PKG_USING_PARTITION is not set
+# CONFIG_PKG_USING_FAL is not set
+# CONFIG_PKG_USING_SQLITE is not set
+# CONFIG_PKG_USING_RTI is not set
+# CONFIG_PKG_USING_LITTLEVGL2RTT is not set
+
+#
+# peripheral libraries and drivers
+#
+# CONFIG_PKG_USING_STM32F4_HAL is not set
+# CONFIG_PKG_USING_STM32F4_DRIVERS is not set
+# CONFIG_PKG_USING_REALTEK_AMEBA is not set
+
+#
+# miscellaneous packages
+#
+# CONFIG_PKG_USING_LIBCSV is not set
+# CONFIG_PKG_USING_OPTPARSE is not set
+# 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_CANFESTIVAL is not set
+# CONFIG_PKG_USING_ZLIB is not set
+# CONFIG_PKG_USING_DSTR is not set
+
+#
+# sample package
+#
+# CONFIG_PKG_USING_SAMPLES is not set
+
+#
+# example package: hello
+#
+# CONFIG_PKG_USING_HELLO is not set
+CONFIG_RT_USING_UART1=y

project_0/.project

@@ -0,0 +1,28 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+  <name>beaglebone</name>
+  <comment />
+  <projects>
+	</projects>
+  <buildSpec>
+    <buildCommand>
+      <name>org.eclipse.cdt.managedbuilder.core.genmakebuilder</name>
+      <triggers>clean,full,incremental,</triggers>
+      <arguments>
+			</arguments>
+    </buildCommand>
+    <buildCommand>
+      <name>org.eclipse.cdt.managedbuilder.core.ScannerConfigBuilder</name>
+      <triggers>full,incremental,</triggers>
+      <arguments>
+			</arguments>
+    </buildCommand>
+  </buildSpec>
+  <natures>
+    <nature>org.eclipse.cdt.core.cnature</nature>
+    <nature>org.rt-thread.studio.rttnature</nature>
+    <nature>org.eclipse.cdt.managedbuilder.core.managedBuildNature</nature>
+    <nature>org.eclipse.cdt.managedbuilder.core.ScannerConfigNature</nature>
+  </natures>
+  <linkedResources />
+</projectDescription>

project_0/.settings/language.settings.xml

@@ -0,0 +1,14 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<project>
+	<configuration id="ilg.gnuarmeclipse.managedbuild.cross.config.elf.debug.553091094" name="Debug">
+		<extension point="org.eclipse.cdt.core.LanguageSettingsProvider">
+			<provider copy-of="extension" id="org.eclipse.cdt.ui.UserLanguageSettingsProvider"/>
+			<provider-reference id="org.eclipse.cdt.core.ReferencedProjectsLanguageSettingsProvider" ref="shared-provider"/>
+			<provider-reference id="org.eclipse.cdt.managedbuilder.core.MBSLanguageSettingsProvider" ref="shared-provider"/>
+			<provider class="org.eclipse.cdt.managedbuilder.language.settings.providers.GCCBuiltinSpecsDetector" console="false" env-hash="-176375369641464867" id="ilg.gnuarmeclipse.managedbuild.cross.GCCBuiltinSpecsDetector" keep-relative-paths="false" name="CDT ARM Cross GCC Built-in Compiler Settings " parameter="${COMMAND} ${FLAGS} ${cross_toolchain_flags} -E -P -v -dD &quot;${INPUTS}&quot;" prefer-non-shared="true">
+				<language-scope id="org.eclipse.cdt.core.gcc"/>
+				<language-scope id="org.eclipse.cdt.core.g++"/>
+			</provider>
+		</extension>
+	</configuration>
+</project>

project_0/.settings/org.eclipse.core.runtime.prefs

@@ -0,0 +1,3 @@
+content-types/enabled=true
+content-types/org.eclipse.cdt.core.asmSource/file-extensions=s
+eclipse.preferences.version=1

project_0/.settings/projcfg.ini

@@ -0,0 +1,22 @@
+#RT-Thread Studio Project Configuration
+#Sat Jan 16 15:18:32 CST 2021
+project_type=rtt
+chip_name=AM3358
+cpu_name=None
+target_freq=
+clock_source=
+dvendor_name=
+rx_pin_name=
+rtt_path=
+source_freq=
+csp_path=
+sub_series_name=
+selected_rtt_version=latest
+cfg_version=v3.0
+tool_chain=gcc
+uart_name=
+tx_pin_name=
+rtt_nano_path=
+output_project_path=
+hardware_adapter=J-Link
+project_name=beaglebone

project_0/AM335x_sk_DDR3.mac

@@ -0,0 +1,551 @@
+// -----------------------------------------------------------------------
+// This file contains the initial set up configuration for the AM335x.
+//-------------------------------------------------------------------------
+
+__var clk_in;
+
+CHGBIT (addr, mask, data)
+{
+__var reg;
+	reg  = __readMemory32(addr, "Memory");
+	reg &= ~mask;
+	reg |=  data;
+  __writeMemory32(reg, addr, "Memory");
+}
+
+CLRBIT (addr, mask)
+{
+__var reg;
+	reg  = __readMemory32(addr, "Memory");
+	reg &= ~mask;
+  __writeMemory32(reg, addr, "Memory");
+}
+
+SETBIT (addr, mask)
+{
+__var reg;
+	reg  = __readMemory32(addr, "Memory");
+	reg |= mask;
+  __writeMemory32(reg, addr, "Memory");
+}
+
+TESTBIT (addr, mask)
+{
+	return(__readMemory32(addr, "Memory") & mask);
+}
+
+
+get_input_clock_frequency()
+{
+	__var temp;
+	
+	temp = __readMemory32(((0x44E10000) + 0x40), "Memory");
+	temp = temp >> 22;
+        temp = temp & 0x3;
+
+	if(temp == 0)
+	{	
+		clk_in = 19;  //19.2MHz
+		__message "Input Clock Read from SYSBOOT[15:14]:  19.2MHz\n";
+	}	
+	if(temp == 1)
+	{
+		clk_in = 24;  //24MHz
+		__message "Input Clock Read from SYSBOOT[15:14]:  24MHz\n";
+	}	
+	if(temp == 2)
+	{
+		clk_in = 25;  //25MHz
+		__message "Input Clock Read from SYSBOOT[15:14]:  25MHz\n";
+	}	
+	if(temp == 3)
+	{ 
+		clk_in = 26;  //26MHz
+		__message "Input Clock Read from SYSBOOT[15:14]:  26MHz\n";
+	}	
+}
+
+mpu_pll_config( clk_in,  N,  M,  M2)
+{
+	__var ref_clk,clk_out;
+	__var clkmode,clksel,div_m2,idlest_dpll;
+	__var temp,i;
+
+	ref_clk     = clk_in/(N+1);
+	clk_out     = (ref_clk*M)/M2;
+
+	clkmode=__readMemory32((0x44E00000 + 0x488), "Memory");
+	clksel= __readMemory32((0x44E00000 + 0x42C), "Memory");
+	div_m2= __readMemory32((0x44E00000 + 0x4A8), "Memory");
+
+	__message "****  Going to Bypass... \n";
+
+	//put the DPLL in bypass mode
+	__writeMemory32(0x4, (0x44E00000 + 0x488), "Memory");
+
+	while(((__readMemory32((0x44E00000 + 0x420), "Memory") & 0x101) != 0x00000100)); //wait for bypass status
+
+	__message "****  Bypassed, changing values... \n";
+
+	//set multiply and divide values
+	clksel = clksel & (~0x7FFFF);
+	clksel = clksel | ((M <<0x8) | N);
+	__writeMemory32(clksel, (0x44E00000 + 0x42C), "Memory");
+	div_m2 = div_m2 & ~0x1F;
+	div_m2 = div_m2 | M2;  
+	__writeMemory32(div_m2, (0x44E00000 + 0x4A8), "Memory");
+
+	__message "****  Locking ARM PLL\n";
+
+	//now lock the DPLL
+	clkmode = clkmode | 0x7;  //enables lock mode
+	__writeMemory32(clkmode, (0x44E00000 + 0x488), "Memory");
+	while(((__readMemory32((0x44E00000 + 0x420), "Memory") & 0x101) != 0x1)); //wait for lock
+}
+
+
+core_pll_config( clk_in,  N,  M,  M4,  M5,  M6)
+{
+	__var ref_clk,clk_out4,clk_out5,clk_out6;
+	__var clkmode,clksel,div_m4,div_m5,div_m6,idlest_dpll;
+
+	ref_clk     = clk_in/(N+1);
+	clk_out4     = (ref_clk*M)/M4;  //M4=200MHz
+	clk_out5     = (ref_clk*M)/M5;  //M5=250MHz
+	clk_out6     = (ref_clk*M)/M6;  //M6=500MHz
+
+	clkmode= __readMemory32((0x44E00000 + 0x490), "Memory");
+	clksel= __readMemory32((0x44E00000 + 0x468), "Memory");
+	div_m4= __readMemory32((0x44E00000 + 0x480), "Memory"); 
+	div_m5= __readMemory32((0x44E00000 + 0x484), "Memory"); 
+	div_m6= __readMemory32((0x44E00000 + 0x4D8), "Memory"); 
+
+	//put DPLL in bypass mode
+	clkmode = (clkmode & 0xfffffff8)|0x00000004;
+	__writeMemory32(clkmode, (0x44E00000 + 0x490), "Memory");
+	while((__readMemory32((0x44E00000 + 0x45C),  "Memory") & 0x00000100 )!=0x00000100); //wait for bypass status
+
+	__message "****  Core Bypassed\n";
+
+	//set multiply and divide values
+	clksel = clksel & (~0x7FFFF);
+	clksel = clksel | ((M <<0x8) | N);
+	__writeMemory32(clksel, (0x44E00000 + 0x468), "Memory");
+	div_m4= M4;   //200MHz
+	__writeMemory32(div_m4, (0x44E00000 + 0x480), "Memory");
+	div_m5=  M5;  //250MHz
+	__writeMemory32(div_m5, (0x44E00000 + 0x484), "Memory");
+	div_m6=  M6;  //500MHz
+	__writeMemory32(div_m6, (0x44E00000 + 0x4D8), "Memory");
+
+	__message "****  Now locking Core...\n";
+
+	//now lock the PLL
+	clkmode =(clkmode&0xfffffff8)|0x00000007;
+	__writeMemory32(clkmode, (0x44E00000 + 0x490), "Memory");
+
+	while((__readMemory32((0x44E00000 + 0x45C), "Memory") & 0x00000001 )!=0x00000001);
+	__message "****  Core locked\n";
+}
+
+ddr_pll_config( clk_in,  N,  M,  M2)
+{
+	__var ref_clk,clk_out ;
+	__var clkmode,clksel,div_m2,idlest_dpll;                
+
+	ref_clk     = clk_in/(N+1);
+	clk_out     = (ref_clk*M)/M2;
+
+	clkmode=__readMemory32((0x44E00000 + 0x494), "Memory");
+	clksel= __readMemory32((0x44E00000 + 0x440), "Memory");
+	div_m2= __readMemory32((0x44E00000 + 0x4A0), "Memory");
+
+	clkmode =(clkmode&0xfffffff8)|0x00000004;
+	__writeMemory32(clkmode, (0x44E00000 + 0x494), "Memory");
+	while((__readMemory32((0x44E00000 + 0x434), "Memory") & 0x00000100 )!=0x00000100);
+
+	__message "****  DDR DPLL Bypassed\n";
+
+	clksel = clksel & (~0x7FFFF);
+	clksel = clksel | ((M <<0x8) | N);
+	__writeMemory32(clksel, (0x44E00000 + 0x440), "Memory");
+	div_m2 = __readMemory32((0x44E00000 + 0x4A0), "Memory");
+	div_m2 = (div_m2&0xFFFFFFE0) | M2;
+	__writeMemory32(div_m2, (0x44E00000 + 0x4A0), "Memory");
+	clkmode =(clkmode&0xfffffff8)|0x00000007;
+	__writeMemory32(clkmode, (0x44E00000 + 0x494), "Memory");
+
+	while((__readMemory32((0x44E00000 + 0x434), "Memory") & 0x00000001 )!=0x00000001);
+
+	__message "****  DDR DPLL Locked\n";
+}
+
+per_pll_config( clk_in,  N,  M,  M2)
+{
+	__var ref_clk,clk_out;
+	__var clkmode,clksel,div_m2,idlest_dpll;
+
+	ref_clk     = clk_in/(N+1);
+	clk_out     = (ref_clk*M)/M2;
+
+	clkmode=__readMemory32((0x44E00000 + 0x48C), "Memory");
+	clksel= __readMemory32((0x44E00000 + 0x49C), "Memory");
+	div_m2= __readMemory32((0x44E00000 + 0x4AC), "Memory");
+
+	clkmode =(clkmode&0xfffffff8)|0x00000004;
+	__writeMemory32(clkmode, (0x44E00000 + 0x48C), "Memory");
+	while((__readMemory32((0x44E00000 + 0x470), "Memory") & 0x00000100 )!=0x00000100);
+
+	__message "****  PER DPLL Bypassed\n";
+
+	clksel = clksel & (~0x7FFFF);
+	clksel = clksel | ((M <<0x8) | N);
+	__writeMemory32(clksel, (0x44E00000 + 0x49C), "Memory");
+	div_m2= 0xFFFFFF80 | M2;
+	__writeMemory32(div_m2, (0x44E00000 + 0x4AC), "Memory");
+	clkmode =(clkmode&0xfffffff8)|0x00000007;
+	__writeMemory32(clkmode,(0x44E00000 + 0x48C), "Memory");
+
+	while((__readMemory32((0x44E00000 + 0x470), "Memory") & 0x00000001 )!=0x00000001);
+
+	__message "****  PER DPLL Locked\n";
+}
+
+disp_pll_config( clk_in,  N,  M,  M2)
+{
+	__var ref_clk,clk_out;
+	__var clkmode,clksel,div_m2,idlest_dpll;
+
+	__message "****  DISP PLL Config is in progress .......... \n";	
+
+	ref_clk     = clk_in/(N+1);
+	clk_out     = (ref_clk*M)/M2;
+
+	clkmode=__readMemory32((0x44E00000 + 0x498), "Memory");
+	clksel= __readMemory32((0x44E00000 + 0x454), "Memory");
+	div_m2= __readMemory32((0x44E00000 + 0x4A4), "Memory");
+
+	clkmode =(clkmode&0xfffffff8)|0x00000004;
+	__writeMemory32(clkmode, (0x44E00000 + 0x498), "Memory");
+	while((__readMemory32((0x44E00000 + 0x448), "Memory") & 0x00000100 )!=0x00000100);
+
+	clksel = clksel & (~0x7FFFF);
+	clksel = clksel | ((M <<0x8) | N);
+	__writeMemory32(clksel, (0x44E00000 + 0x454), "Memory");
+	div_m2= 0xFFFFFFE0 | M2;
+	__writeMemory32(div_m2, (0x44E00000 + 0x4A4), "Memory");
+	clkmode =(clkmode&0xfffffff8)|0x00000007;
+	__writeMemory32(clkmode, (0x44E00000 + 0x498), "Memory");
+
+	while((__readMemory32((0x44E00000 + 0x448), "Memory") & 0x00000001 )!=0x00000001);
+
+	__message "****  DISP PLL Config is DONE .......... \n";
+}
+
+arm_opp120_config()
+{
+	__message "****  Subarctic ALL ADPLL Config for OPP == OPP100 is In Progress ......... \n";
+    get_input_clock_frequency();
+
+    if (clk_in == 24)
+	{
+		mpu_pll_config(clk_in, 23, 550, 1);
+		core_pll_config(clk_in, 23, 1000, 10, 8, 4);
+		ddr_pll_config(clk_in, 23, 303, 1);
+		per_pll_config(clk_in, 23, 960, 5);
+		disp_pll_config(clk_in, 23, 48, 1);
+		__message "****  Subarctic ALL ADPLL Config for OPP == OPP100 is Done ......... \n";
+	}
+    else
+    {
+		__message "****  Subarctic PLL Config failed!!  Check SYSBOOT[15:14] for proper input freq config \n";
+    }
+
+}
+
+
+emif_prcm_clk_enable()
+{
+	   __message "EMIF PRCM is in progress ....... \n";
+
+   	   __writeMemory32(0x2, (0x44E00000 + 0x0D0), "Memory");
+       __writeMemory32(0x2, (0x44E00000 + 0x028), "Memory");
+   	   while(__readMemory32((0x44E00000 + 0x028), "Memory")!= 0x02);
+
+	   __message "EMIF PRCM Done \n";
+}
+
+vtp_enable()
+{
+      /* Write 1 to enable VTP */
+      __writeMemory32((__readMemory32(((0x44E10000) + 0x0E0C), "Memory") | 0x00000040),((0x44E10000) + 0x0E0C) , "Memory");
+      /* Write 0 to CLRZ bit */
+	  __writeMemory32((__readMemory32(((0x44E10000) + 0x0E0C), "Memory") & 0xFFFFFFFE),((0x44E10000) + 0x0E0C) ,"Memory");
+      /* Write 1 to CLRZ bit */
+      __writeMemory32((__readMemory32(((0x44E10000) + 0x0E0C), "Memory") | 0x00000001),((0x44E10000) + 0x0E0C) , "Memory");
+	  __message "Waiting for VTP Ready .......\n";
+	  while((__readMemory32(((0x44E10000) + 0x0E0C), "Memory") & 0x00000020) != 0x00000020);	 
+
+           __message "VTP Enable Done \n";
+}
+
+cmd_macro_config( REG_PHY_CTRL_SLAVE_RATIO_value, CMD_REG_PHY_CTRL_SLAVE_FORCE_value, CMD_REG_PHY_CTRL_SLAVE_DELAY_value, PHY_DLL_LOCK_DIFF_value, CMD_PHY_INVERT_CLKOUT_value)
+{
+	   __message "\DDR PHY CMD0 Register configuration is in progress ....... \n";
+
+	   __writeMemory32(REG_PHY_CTRL_SLAVE_RATIO_value, (0x01C + (0x44E12000)), "Memory");		     	
+       __writeMemory32(CMD_REG_PHY_CTRL_SLAVE_FORCE_value, (0x020 + (0x44E12000)), "Memory");                   	
+       __writeMemory32(CMD_REG_PHY_CTRL_SLAVE_DELAY_value, (0x024 + (0x44E12000)), "Memory");                   	
+	   __writeMemory32(PHY_DLL_LOCK_DIFF_value, (0x028 + (0x44E12000)), "Memory");   	             	
+	   __writeMemory32(CMD_PHY_INVERT_CLKOUT_value, (0x02C + (0x44E12000)), "Memory");
+
+	   __message "\DDR PHY CMD1 Register configuration is in progress ....... \n";
+
+	   __writeMemory32(REG_PHY_CTRL_SLAVE_RATIO_value, (0x050 + (0x44E12000)), "Memory");		     	
+       __writeMemory32(CMD_REG_PHY_CTRL_SLAVE_FORCE_value, (0x054 + (0x44E12000)), "Memory");                   	
+       __writeMemory32(CMD_REG_PHY_CTRL_SLAVE_DELAY_value, (0x058 + (0x44E12000)), "Memory");                   	
+	   __writeMemory32(PHY_DLL_LOCK_DIFF_value, (0x05C + (0x44E12000)), "Memory");   	             	
+	   __writeMemory32(CMD_PHY_INVERT_CLKOUT_value, (0x060 + (0x44E12000)), "Memory");
+
+	   __message "\DDR PHY CMD2 Register configuration is in progress ....... \n";
+
+	   __writeMemory32(REG_PHY_CTRL_SLAVE_RATIO_value, (0x084 + (0x44E12000)), "Memory");		     	
+       __writeMemory32(CMD_REG_PHY_CTRL_SLAVE_FORCE_value, (0x088 + (0x44E12000)), "Memory");                   	
+       __writeMemory32(CMD_REG_PHY_CTRL_SLAVE_DELAY_value, (0x08C + (0x44E12000)), "Memory");                   	
+	   __writeMemory32(PHY_DLL_LOCK_DIFF_value, (0x090 + (0x44E12000)), "Memory");   	             	
+	   __writeMemory32(CMD_PHY_INVERT_CLKOUT_value, (0x094 + (0x44E12000)), "Memory"); 	             	
+}
+
+data_macro_config( dataMacroNum, PHY_RD_DQS_SLAVE_RATIO_value, PHY_WR_DQS_SLAVE_RATIO_value, REG_PHY_WRLVL_INIT_RATIO_value,
+		   REG_PHY_GATELVL_INIT_RATIO_value, REG_PHY_FIFO_WE_SLAVE_RATIO_value, REG_PHY_WR_DATA_SLAVE_RATIO_value)
+{
+        __var offset;
+	if(dataMacroNum == 0)
+	{
+		offset = 0x00;
+		__message "DDR PHY DATA0 Register configuration is in progress ....... \n";
+	}
+	else if(dataMacroNum == 1)
+	{
+		offset = 0xA4;
+		__message "DDR PHY DATA1 Register configuration is in progress ....... \n";
+	}	  
+	
+	__writeMemory32(((PHY_RD_DQS_SLAVE_RATIO_value<<30)|(PHY_RD_DQS_SLAVE_RATIO_value<<20)|(PHY_RD_DQS_SLAVE_RATIO_value<<10)|(PHY_RD_DQS_SLAVE_RATIO_value<<0)), ((0x0C8 + (0x44E12000)) + offset), "Memory");
+	__writeMemory32(PHY_RD_DQS_SLAVE_RATIO_value>>2, ((0x0CC + (0x44E12000)) + offset), "Memory");
+
+    __writeMemory32(((PHY_WR_DQS_SLAVE_RATIO_value<<30)|(PHY_WR_DQS_SLAVE_RATIO_value<<20)|(PHY_WR_DQS_SLAVE_RATIO_value<<10)|(PHY_WR_DQS_SLAVE_RATIO_value<<0)), ((0x0DC + (0x44E12000)) + offset), "Memory");
+	__writeMemory32(PHY_WR_DQS_SLAVE_RATIO_value>>2, ((0x0E0 + (0x44E12000)) + offset), "Memory");
+
+	__writeMemory32(((REG_PHY_WRLVL_INIT_RATIO_value<<30)|(REG_PHY_WRLVL_INIT_RATIO_value<<20)|(REG_PHY_WRLVL_INIT_RATIO_value<<10)|(REG_PHY_WRLVL_INIT_RATIO_value<<0)), ((0x0F0 + (0x44E12000)) + offset), "Memory");
+	__writeMemory32(REG_PHY_WRLVL_INIT_RATIO_value>>2, ((0x0F4 + (0x44E12000)) + offset), "Memory");
+
+    __writeMemory32(((REG_PHY_GATELVL_INIT_RATIO_value<<30)|(REG_PHY_GATELVL_INIT_RATIO_value<<20)|(REG_PHY_GATELVL_INIT_RATIO_value<<10)|(REG_PHY_GATELVL_INIT_RATIO_value<<0)), ((0x0FC + (0x44E12000)) + offset), "Memory");
+	__writeMemory32(REG_PHY_GATELVL_INIT_RATIO_value>>2, ((0x100 + (0x44E12000)) + offset), "Memory");
+
+	__writeMemory32(((REG_PHY_FIFO_WE_SLAVE_RATIO_value<<30)|(REG_PHY_FIFO_WE_SLAVE_RATIO_value<<20)|(REG_PHY_FIFO_WE_SLAVE_RATIO_value<<10)|(REG_PHY_FIFO_WE_SLAVE_RATIO_value<<0)), ((0x108 + (0x44E12000)) + offset), "Memory");
+	__writeMemory32(REG_PHY_FIFO_WE_SLAVE_RATIO_value>>2,((0x10C + (0x44E12000)) + offset), "Memory");
+
+	__writeMemory32(((REG_PHY_WR_DATA_SLAVE_RATIO_value<<30)|(REG_PHY_WR_DATA_SLAVE_RATIO_value<<20)|(REG_PHY_WR_DATA_SLAVE_RATIO_value<<10)|(REG_PHY_WR_DATA_SLAVE_RATIO_value<<0)),((0x120 + (0x44E12000)) + offset), "Memory");
+	__writeMemory32(REG_PHY_WR_DATA_SLAVE_RATIO_value>>2, ((0x124 + (0x44E12000)) + offset), "Memory");	  
+	__writeMemory32(0x0,((0x138 + (0x44E12000)) + offset), "Memory");	  
+}
+
+
+emif_mmr_config( Read_Latency, Timing1, Timing2, Timing3, Sdram_Config, Ref_Ctrl)
+{
+	__var i;
+
+	__message "emif Timing register configuration is in progress ....... \n";
+	 
+	__writeMemory32(Read_Latency, (0x4C000000 + 0x0E4), "Memory");
+	__writeMemory32(Read_Latency, (0x4C000000 + 0x0E8), "Memory");
+	__writeMemory32(Read_Latency, (0x4C000000 + 0x0EC), "Memory");
+
+	__writeMemory32(Timing1, (0x4C000000 + 0x018), "Memory");
+	__writeMemory32(Timing1, (0x4C000000 + 0x01C), "Memory");
+
+	__writeMemory32(Timing2, (0x4C000000 + 0x020), "Memory");
+	__writeMemory32(Timing2, (0x4C000000 + 0x024), "Memory");
+
+	__writeMemory32(Timing3, (0x4C000000 + 0x028), "Memory");
+	__writeMemory32(Timing3, (0x4C000000 + 0x02C), "Memory");
+
+	__writeMemory32(Sdram_Config, (0x4C000000 + 0x008), "Memory");
+	__writeMemory32(Sdram_Config, (0x4C000000 + 0x00C), "Memory");
+	__writeMemory32(0x00004650, (0x4C000000 + 0x010), "Memory");
+	__writeMemory32(0x00004650, (0x4C000000 + 0x014), "Memory"); 
+
+	for(i=0;i<5000;i++)
+    {
+    }
+
+	__writeMemory32(Ref_Ctrl, (0x4C000000 + 0x010), "Memory");
+	__writeMemory32(Ref_Ctrl, (0x4C000000 + 0x014), "Memory"); 
+
+	__writeMemory32(Sdram_Config, (0x4C000000 + 0x008), "Memory");
+	__writeMemory32(Sdram_Config, (0x4C000000 + 0x00C), "Memory");
+
+	__message "emif Timing register configuration is done ....... \n";
+}
+
+gpio_module_clk_config()
+{
+   __var buff;
+
+   buff = __readMemory32((0x400 + 0x44E00000 + 0x8), "Memory");
+
+   buff |= 0x2;
+
+   __writeMemory32(buff, (0x400 + 0x44E00000 + 0x8), "Memory");
+
+   while((__readMemory32((0x400 + 0x44E00000 + 0x8), "Memory") & 0x3) != 0x2); 
+
+   buff = __readMemory32((0x400 + 0x44E00000 + 0x8), "Memory");
+
+   buff |= 0x00040000;
+
+   __writeMemory32(buff, (0x400 + 0x44E00000 + 0x8), "Memory");
+
+   while((__readMemory32((0x400 + 0x44E00000 + 0x8), "Memory") & 0x00040000) != 0x00040000);
+
+   while((__readMemory32((0x400 + 0x44E00000 + 0x8), "Memory") & 0x00030000) != 0x0);
+
+   while((__readMemory32((0x400 + 0x44E00000), "Memory") & 0x00000100) != 0x00000100);
+
+   __message "GPIO module clock configuration is done ....... \n";
+
+}
+
+phy_config_cmd()
+{
+    __var i;
+
+    for(i = 0; i < 3; i++)
+    {
+        __message "DDR PHY CMD Register configuration is in progress ....... \n";
+ 
+        __writeMemory32(0x40, ((0x44E12000 + 0x01c) + (i * 0x34)), "Memory");
+
+        __writeMemory32(0x1, ((0x44E12000 + 0x02c) + (i * 0x34)), "Memory");
+
+    }
+
+}
+
+phy_config_data()
+{
+    __var i;
+
+    for(i = 0; i < 2; i++)
+    {
+        __message "DDR PHY Data Register configuration is in progress ....... \n";
+
+        __writeMemory32(0x3B, ((0x44E12000 + 0x0c8) + (i * 0xA4)), "Memory");
+
+        __writeMemory32(0x85, ((0x44E12000 + 0x0DC) + (i * 0xA4)), "Memory");
+
+        __writeMemory32(0x100, ((0x44E12000 + 0x108) + (i * 0xA4)), "Memory");
+
+        __writeMemory32(0xC1, ((0x44E12000 + 0x120) + (i * 0xA4)), "Memory");
+
+    }
+
+}
+
+ddr3_emif_config()
+{
+        __message "****  AM335x OPP120 DDR3 EMIF and PHY configuration is in progress......... \n";
+
+	emif_prcm_clk_enable();
+
+	__message "DDR PHY Configuration In progress \n";
+
+        /* Perform GPIO module clock configuration. */
+        gpio_module_clk_config();
+
+        __writeMemory32(0x00000067, (0x44E10000 + 0x964), "Memory");
+
+        __writeMemory32((__readMemory32((0x44E07000 + 0x130), "Memory") & 0xFFFFFFFE), (0x44E07000 + 0x130), "Memory");
+
+        __writeMemory32((__readMemory32((0x44E07000 + 0x10), "Memory") | 0x02), (0x44E07000 + 0x10), "Memory");
+
+        /* Wait until GPIO module is reset. */
+
+        while(!(__readMemory32((0x44E07000 + 0x114), "Memory") & 0x01));
+
+        __writeMemory32((__readMemory32((0x44E07000 + 0x134), "Memory") & ~(1 << 7)), (0x44E07000 + 0x134), "Memory");
+
+        __writeMemory32((1 << 7), (0x44E07000 + 0x194), "Memory");
+
+        __writeMemory32((__readMemory32((0x44E10000 + 0x0E0C), "Memory") & 0xFFFFFFFE), (0x44E10000 + 0x0E0C), "Memory");
+
+        __writeMemory32((__readMemory32((0x44E10000 + 0x0E0C), "Memory") | 0x00000001), (0x44E10000 + 0x0E0C), "Memory");
+
+	vtp_enable(); 
+
+        phy_config_cmd();
+
+        phy_config_data();	
+
+        __writeMemory32(0x18B, (0x1404 + 0x44E10000), "Memory");
+        __writeMemory32(0x18B, (0x1408 + 0x44E10000), "Memory");
+        __writeMemory32(0x18B, (0x140C + 0x44E10000), "Memory");
+        __writeMemory32(0x18B, (0x1440 + 0x44E10000), "Memory");
+        __writeMemory32(0x18B, (0x1444 + 0x44E10000), "Memory");
+
+        __writeMemory32((__readMemory32((0x0E04 + 0x44E10000), "Memory") & ~0x10000000), (0x0E04 + 0x44E10000), "Memory");
+
+        __writeMemory32((__readMemory32((0x131C + 0x44E10000), "Memory") | 0x00000001), (0x131C + 0x44E10000), "Memory");
+
+        __message "EMIF Timing register configuration is in progress ....... \n";
+
+        __writeMemory32(0x06, (0x0E4 + 0x4C000000), "Memory");
+        __writeMemory32(0x06, (0x0E8 + 0x4C000000), "Memory");
+        __writeMemory32(0x06, (0x0EC + 0x4C000000), "Memory");
+
+        __writeMemory32(0x0888A39B, (0x018 + 0x4C000000), "Memory");
+        __writeMemory32(0x0888A39B, (0x01C + 0x4C000000), "Memory");
+
+        __writeMemory32(0x26337FDA, (0x020 + 0x4C000000), "Memory");
+        __writeMemory32(0x26337FDA, (0x024 + 0x4C000000), "Memory");
+
+        __writeMemory32(0x501F830F, (0x028 + 0x4C000000), "Memory");
+        __writeMemory32(0x501F830F, (0x02C + 0x4C000000), "Memory");
+
+        __writeMemory32(0x0000093B, (0x010 + 0x4C000000), "Memory");
+        __writeMemory32(0x0000093B, (0x014 + 0x4C000000), "Memory");
+
+        __writeMemory32(0x50074BE4, (0x0C8 + 0x4C000000), "Memory");
+
+        __writeMemory32(0x61C04AB2, (0x008 + 0x4C000000), "Memory");
+
+        __message "EMIF Timing register configuration is done ....... \n";
+
+        if((__readMemory32((0x4C000000 + 0x004), "Memory") & 0x4) == 0x4)
+        {
+            __message "PHY is READY!!\n";
+        }
+
+        __message "DDR PHY Configuration done \n";
+
+        __message "****  AM335x OPP120 DDR3 EMIF and PHY configuration is done......... \n";
+}
+
+am335x_evm_initialization()
+{
+__var psc_base;
+__var reg;
+__var module_offest;
+
+  __message " AM335x EVM-SK Initialization is in progress .......... \n";
+  arm_opp120_config();
+  ddr3_emif_config();
+  __message " AM335x EVM-SK Initialization is done .......... \n";
+}
+
+execUserPreload()
+{
+	am335x_evm_initialization();
+}
+

project_0/Kconfig

@@ -0,0 +1,38 @@
+mainmenu "RT-Thread Configuration"
+
+config BSP_DIR
+    string
+    option env="BSP_ROOT"
+    default "."
+
+config RTT_DIR
+    string
+    option env="RTT_ROOT"
+    default "rt-thread"
+    
+# you can change the RTT_ROOT default "rt-thread"
+# example: default "F:/git_repositories/rt-thread"
+
+config PKGS_DIR
+    string
+    option env="PKGS_ROOT"
+    default "packages"
+    
+config ENV_DIR
+    string
+    option env="ENV_ROOT"
+    default "/"
+
+source "$RTT_DIR/Kconfig"
+source "$PKGS_DIR/Kconfig"
+
+config SOC_AM335X
+    bool 
+    select RT_USING_COMPONENTS_INIT
+    select RT_USING_USER_MAIN
+    default y
+
+config RT_USING_UART1
+    bool "Using RT_USING_UART1"
+    default y
+

project_0/SConscript

@@ -0,0 +1,14 @@
+# for module compiling
+import os
+Import('RTT_ROOT')
+
+cwd = str(Dir('#'))
+objs = []
+list = os.listdir(cwd)
+
+for d in list:
+    path = os.path.join(cwd, d)
+    if os.path.isfile(os.path.join(path, 'SConscript')):
+        objs = objs + SConscript(os.path.join(d, 'SConscript'))
+
+Return('objs')

project_0/SConstruct

@@ -0,0 +1,35 @@
+import os
+import sys
+import rtconfig
+
+if os.getenv('RTT_ROOT'):
+    RTT_ROOT = os.getenv('RTT_ROOT')
+else:
+    RTT_ROOT = os.path.normpath(os.getcwd() + '/../..')
+
+# set RTT_ROOT
+if not os.getenv("RTT_ROOT"): 
+    RTT_ROOT="rt-thread"
+
+sys.path = sys.path + [os.path.join(RTT_ROOT, 'tools')]
+from building import *
+
+TARGET = 'rtthread-beaglebone.' + rtconfig.TARGET_EXT
+
+DefaultEnvironment(tools=[])
+env = Environment(tools = ['mingw'],
+	AS = rtconfig.AS, ASFLAGS = rtconfig.AFLAGS,
+	CC = rtconfig.CC, CCFLAGS = rtconfig.CFLAGS,
+	CXX= rtconfig.CXX, CXXFLAGS = rtconfig.CFLAGS,
+	AR = rtconfig.AR, ARFLAGS = '-rc',
+	LINK = rtconfig.LINK, LINKFLAGS = rtconfig.LFLAGS)
+env.PrependENVPath('PATH', rtconfig.EXEC_PATH)
+
+Export('RTT_ROOT')
+Export('rtconfig')
+
+# prepare building environment
+objs = PrepareBuilding(env, RTT_ROOT)
+
+# make a building
+DoBuilding(TARGET, objs)

project_0/am335x_DDR.icf

@@ -0,0 +1,45 @@
+/*###ICF### Section handled by ICF editor, don't touch! ****/
+/*-Editor annotation file-*/
+/* IcfEditorFile="$TOOLKIT_DIR$\config\ide\IcfEditor\a_v1_0.xml" */
+/*-Specials-*/
+define symbol __ICFEDIT_intvec_start__ = 0x82000000;
+/*-Memory Regions-*/
+define symbol __ICFEDIT_region_ROM_start__   = 0x82000000;
+define symbol __ICFEDIT_region_ROM_end__     = 0x87FFFFFF;
+define symbol __ICFEDIT_region_RAM_start__   = 0x88000000;
+define symbol __ICFEDIT_region_RAM_end__     = 0x8FFFFFFF;
+/*-Sizes-*/
+define symbol __ICFEDIT_size_cstack__   = 0x100;
+define symbol __ICFEDIT_size_svcstack__ = 0x1000;
+define symbol __ICFEDIT_size_irqstack__ = 0x100;
+define symbol __ICFEDIT_size_fiqstack__ = 0x100;
+define symbol __ICFEDIT_size_undstack__ = 0x100;
+define symbol __ICFEDIT_size_abtstack__ = 0x100;
+define symbol __ICFEDIT_size_heap__     = 0x400;
+/**** End of ICF editor section. ###ICF###*/
+
+define memory mem with size = 4G;
+define region ROM_region   = mem:[from __ICFEDIT_region_ROM_start__   to __ICFEDIT_region_ROM_end__];
+define region RAM_region   = mem:[from __ICFEDIT_region_RAM_start__   to __ICFEDIT_region_RAM_end__];
+
+define block CSTACK    with alignment = 8, size = __ICFEDIT_size_cstack__   { };
+define block SVC_STACK with alignment = 8, size = __ICFEDIT_size_svcstack__ { };
+define block IRQ_STACK with alignment = 8, size = __ICFEDIT_size_irqstack__ { };
+define block FIQ_STACK with alignment = 8, size = __ICFEDIT_size_fiqstack__ { };
+define block UND_STACK with alignment = 8, size = __ICFEDIT_size_undstack__ { };
+define block ABT_STACK with alignment = 8, size = __ICFEDIT_size_abtstack__ { };
+define block HEAP      with alignment = 8, size = __ICFEDIT_size_heap__     { };
+define block RTT_INIT_FUNC with fixed order { readonly section .rti_fn* };
+
+initialize by copy { readwrite };
+do not initialize  { section .noinit };
+keep { section FSymTab };
+keep { section VSymTab };
+keep { section .rti_fn* };
+
+place at address mem :__ICFEDIT_intvec_start__ {readonly section .intvec};
+
+place in ROM_region  { readonly, block RTT_INIT_FUNC };
+place in RAM_region  { readwrite,
+                        block CSTACK, block SVC_STACK, block IRQ_STACK, block FIQ_STACK,
+                        block UND_STACK, block ABT_STACK, block HEAP };

project_0/am335x_sk.ewp

@@ -0,0 +1,1120 @@
+<?xml version="1.0" encoding="iso-8859-1"?>
+
+<project>
+  <fileVersion>2</fileVersion>
+  <configuration>
+    <name>DDR Debug</name>
+    <toolchain>
+      <name>ARM</name>
+    </toolchain>
+    <debug>1</debug>
+    <settings>
+      <name>General</name>
+      <archiveVersion>3</archiveVersion>
+      <data>
+        <version>24</version>
+        <wantNonLocal>1</wantNonLocal>
+        <debug>1</debug>
+        <option>
+          <name>ExePath</name>
+          <state>DDR Debug\Exe</state>
+        </option>
+        <option>
+          <name>ObjPath</name>
+          <state>DDR Debug\Obj</state>
+        </option>
+        <option>
+          <name>ListPath</name>
+          <state>DDR Debug\List</state>
+        </option>
+        <option>
+          <name>GEndianMode</name>
+          <state>0</state>
+        </option>
+        <option>
+          <name>Input variant</name>
+          <version>3</version>
+          <state>1</state>
+        </option>
+        <option>
+          <name>Input description</name>
+          <state>Full formatting.</state>
+        </option>
+        <option>
+          <name>Output variant</name>
+          <version>2</version>
+          <state>1</state>
+        </option>
+        <option>
+          <name>Output description</name>
+          <state>Full formatting.</state>
+        </option>
+        <option>
+          <name>GOutputBinary</name>
+          <state>0</state>
+        </option>
+        <option>
+          <name>OGCoreOrChip</name>
+          <state>1</state>
+        </option>
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+          <state>1</state>
+        </option>
+        <option>
+          <name>CrcFullSize</name>
+          <state>0</state>
+        </option>
+        <option>
+          <name>IlinkIElfToolPostProcess</name>
+          <state>0</state>
+        </option>
+        <option>
+          <name>IlinkLogAutoLibSelect</name>
+          <state>0</state>
+        </option>
+        <option>
+          <name>IlinkLogRedirSymbols</name>
+          <state>0</state>
+        </option>
+        <option>
+          <name>IlinkLogUnusedFragments</name>
+          <state>0</state>
+        </option>
+        <option>
+          <name>IlinkCrcReverseByteOrder</name>
+          <state>0</state>
+        </option>
+        <option>
+          <name>IlinkCrcUseAsInput</name>
+          <state>1</state>
+        </option>
+        <option>
+          <name>IlinkOptInline</name>
+          <state>0</state>
+        </option>
+        <option>
+          <name>IlinkOptExceptionsAllow</name>
+          <state>1</state>
+        </option>
+        <option>
+          <name>IlinkOptExceptionsForce</name>
+          <state>0</state>
+        </option>
+        <option>
+          <name>IlinkCmsis</name>
+          <state>1</state>
+        </option>
+        <option>
+          <name>IlinkOptMergeDuplSections</name>
+          <state>0</state>
+        </option>
+        <option>
+          <name>IlinkOptUseVfe</name>
+          <state>1</state>
+        </option>
+        <option>
+          <name>IlinkOptForceVfe</name>
+          <state>0</state>
+        </option>
+        <option>
+          <name>IlinkStackAnalysisEnable</name>
+          <state>0</state>
+        </option>
+        <option>
+          <name>IlinkStackControlFile</name>
+          <state></state>
+        </option>
+        <option>
+          <name>IlinkStackCallGraphFile</name>
+          <state></state>
+        </option>
+        <option>
+          <name>CrcAlgorithm</name>
+          <version>0</version>
+          <state>1</state>
+        </option>
+        <option>
+          <name>CrcUnitSize</name>
+          <version>0</version>
+          <state>0</state>
+        </option>
+        <option>
+          <name>IlinkThreadsSlave</name>
+          <state>1</state>
+        </option>
+      </data>
+    </settings>
+    <settings>
+      <name>IARCHIVE</name>
+      <archiveVersion>0</archiveVersion>
+      <data>
+        <version>0</version>
+        <wantNonLocal>1</wantNonLocal>
+        <debug>1</debug>
+        <option>
+          <name>IarchiveInputs</name>
+          <state></state>
+        </option>
+        <option>
+          <name>IarchiveOverride</name>
+          <state>0</state>
+        </option>
+        <option>
+          <name>IarchiveOutput</name>
+          <state>###Unitialized###</state>
+        </option>
+      </data>
+    </settings>
+    <settings>
+      <name>BILINK</name>
+      <archiveVersion>0</archiveVersion>
+      <data/>
+    </settings>
+  </configuration>
+  <group>
+    <name>app</name>
+    <file>
+      <name>$PROJ_DIR$\applications\application.c</name>
+    </file>
+    <file>
+      <name>$PROJ_DIR$\applications\board.c</name>
+    </file>
+    <file>
+      <name>$PROJ_DIR$\applications\startup.c</name>
+    </file>
+  </group>
+  <group>
+    <name>bsp</name>
+    <file>
+      <name>$PROJ_DIR$\..\..\libcpu\arm\am335x\context_iar.S</name>
+    </file>
+    <file>
+      <name>$PROJ_DIR$\..\..\libcpu\arm\am335x\cp15_iar.s</name>
+    </file>
+    <file>
+      <name>$PROJ_DIR$\..\..\libcpu\arm\am335x\cpu.c</name>
+    </file>
+    <file>
+      <name>$PROJ_DIR$\..\..\libcpu\arm\am335x\interrupt.c</name>
+    </file>
+    <file>
+      <name>$PROJ_DIR$\..\..\libcpu\arm\am335x\stack.c</name>
+    </file>
+    <file>
+      <name>$PROJ_DIR$\..\..\libcpu\arm\am335x\start_iar.s</name>
+    </file>
+    <file>
+      <name>$PROJ_DIR$\..\..\libcpu\arm\am335x\trap.c</name>
+    </file>
+  </group>
+  <group>
+    <name>components</name>
+    <group>
+      <name>finsh</name>
+      <file>
+        <name>$PROJ_DIR$\..\..\components\finsh\cmd.c</name>
+      </file>
+      <file>
+        <name>$PROJ_DIR$\..\..\components\finsh\finsh_compiler.c</name>
+      </file>
+      <file>
+        <name>$PROJ_DIR$\..\..\components\finsh\finsh_error.c</name>
+      </file>
+      <file>
+        <name>$PROJ_DIR$\..\..\components\finsh\finsh_heap.c</name>
+      </file>
+      <file>
+        <name>$PROJ_DIR$\..\..\components\finsh\finsh_init.c</name>
+      </file>
+      <file>
+        <name>$PROJ_DIR$\..\..\components\finsh\finsh_node.c</name>
+      </file>
+      <file>
+        <name>$PROJ_DIR$\..\..\components\finsh\finsh_ops.c</name>
+      </file>
+      <file>
+        <name>$PROJ_DIR$\..\..\components\finsh\finsh_parser.c</name>
+      </file>
+      <file>
+        <name>$PROJ_DIR$\..\..\components\finsh\finsh_token.c</name>
+      </file>
+      <file>
+        <name>$PROJ_DIR$\..\..\components\finsh\finsh_var.c</name>
+      </file>
+      <file>
+        <name>$PROJ_DIR$\..\..\components\finsh\finsh_vm.c</name>
+      </file>
+      <file>
+        <name>$PROJ_DIR$\..\..\components\finsh\msh.c</name>
+      </file>
+      <file>
+        <name>$PROJ_DIR$\..\..\components\finsh\msh_cmd.c</name>
+      </file>
+      <file>
+        <name>$PROJ_DIR$\..\..\components\finsh\shell.c</name>
+      </file>
+      <file>
+        <name>$PROJ_DIR$\..\..\components\finsh\symbol.c</name>
+      </file>
+    </group>
+    <file>
+      <name>$PROJ_DIR$\..\..\components\drivers\src\completion.c</name>
+    </file>
+    <file>
+      <name>$PROJ_DIR$\..\..\components\drivers\src\dataqueue.c</name>
+    </file>
+  </group>
+  <group>
+    <name>drivers</name>
+    <file>
+      <name>$PROJ_DIR$\..\..\components\drivers\serial\serial.c</name>
+    </file>
+    <file>
+      <name>$PROJ_DIR$\drivers\uart.c</name>
+    </file>
+  </group>
+  <group>
+    <name>kernel</name>
+    <file>
+      <name>$PROJ_DIR$\..\..\src\clock.c</name>
+    </file>
+    <file>
+      <name>$PROJ_DIR$\..\..\src\components.c</name>
+    </file>
+    <file>
+      <name>$PROJ_DIR$\..\..\src\device.c</name>
+    </file>
+    <file>
+      <name>$PROJ_DIR$\..\..\src\idle.c</name>
+    </file>
+    <file>
+      <name>$PROJ_DIR$\..\..\src\ipc.c</name>
+    </file>
+    <file>
+      <name>$PROJ_DIR$\..\..\src\irq.c</name>
+    </file>
+    <file>
+      <name>$PROJ_DIR$\..\..\src\kservice.c</name>
+    </file>
+    <file>
+      <name>$PROJ_DIR$\..\..\src\mem.c</name>
+    </file>
+    <file>
+      <name>$PROJ_DIR$\..\..\src\memheap.c</name>
+    </file>
+    <file>
+      <name>$PROJ_DIR$\..\..\src\mempool.c</name>
+    </file>
+    <file>
+      <name>$PROJ_DIR$\..\..\src\object.c</name>
+    </file>
+    <file>
+      <name>$PROJ_DIR$\..\..\src\scheduler.c</name>
+    </file>
+    <file>
+      <name>$PROJ_DIR$\..\..\src\slab.c</name>
+    </file>
+    <file>
+      <name>$PROJ_DIR$\..\..\src\thread.c</name>
+    </file>
+    <file>
+      <name>$PROJ_DIR$\..\..\src\timer.c</name>
+    </file>
+  </group>
+</project>
+
+

project_0/am335x_sk.eww

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="iso-8859-1"?>
+
+<workspace>
+  <project>
+    <path>$WS_DIR$\am335x_sk.ewp</path>
+  </project>
+</workspace>
+
+

project_0/applications/SConscript

@@ -0,0 +1,11 @@
+Import('RTT_ROOT')
+Import('rtconfig')
+from building import *
+
+cwd     = os.path.join(str(Dir('#')), 'applications')
+src	= Glob('*.c')
+CPPPATH = [cwd, str(Dir('#'))]
+
+group = DefineGroup('Applications', src, depend = [''], CPPPATH = CPPPATH)
+
+Return('group')

project_0/applications/board.c

@@ -0,0 +1,171 @@
+/*
+ * File      : board.c
+ * This file is part of RT-Thread RTOS
+ * COPYRIGHT (C) 2012, 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
+ * 2012-11-20     Bernard    the first version
+ */
+
+#include <rthw.h>
+#include <rtthread.h>
+#include <finsh.h>
+
+#include "board.h"
+#include <interrupt.h>
+
+#ifdef RT_USING_VMM
+#include <vmm.h>
+static rt_uint32_t DMTIMER = 0;
+#define TIMER_HW_BASE (DMTIMER)
+#else
+#define TIMER_HW_BASE AM33XX_DMTIMER_7_REGS
+#endif
+
+#define DMTIMER_TCLR_AR                         (0x00000002u)
+#define DMTIMER_TCLR_CE                         (0x00000040u)
+#define DMTIMER_TCLR_PRE                        (0x00000020u)
+#define DMTIMER_TCLR_ST                         (0x00000001u)
+#define DMTIMER_IRQENABLE_SET_OVF_EN_FLAG       (0x00000002u)
+#define DMTIMER_IRQSTATUS_RAW_OVF_IT_FLAG       (0x00000002u)
+
+#define CM_DPLL_CLKSEL_CLK_CLKSEL               (0x00000003u)
+#define CM_DPLL_CLKSEL_CLK_CLKSEL_SEL3          (0x2u)
+
+#define CM_PER_CLKCTRL_MODULEMODE_ENABLE        (0x2u)
+#define CM_PER_CLKCTRL_MODULEMODE               (0x00000003u)
+
+#define CM_PER_CLKCTRL_IDLEST                   (0x00030000u)
+#define CM_PER_CLKCTRL_IDLEST_FUNC              (0x0u)
+
+#define CM_PER_L4LS_CLKSTCTRL_CLKACTIVITY_L4LS_GCLK     (0x00000100u)
+#define CM_PER_L4LS_CLKSTCTRL_CLKACTIVITY_TIMER2_GCLK   (0x00004000u)
+#define CM_PER_L4LS_CLKSTCTRL_CLKACTIVITY_TIMER7_GCLK   (1<<13)
+
+static void rt_hw_timer_isr(int vector, void* param)
+{
+	rt_tick_increase();
+
+    DMTIMER_IRQSTATUS(TIMER_HW_BASE) = DMTIMER_IRQSTATUS_RAW_OVF_IT_FLAG;
+}
+
+static void timer_clk_init(void)
+{
+    unsigned long prcm_base;
+
+#ifdef RT_USING_VMM
+    prcm_base = vmm_find_iomap("PRCM");
+#else
+    prcm_base = AM33XX_PRCM_REGS;
+#endif
+
+    /* software forced wakeup */
+    CM_PER_L4LS_CLKSTCTRL_REG(prcm_base) |= 0x2;
+
+    /* Waiting for the L4LS clock */
+    while (!(CM_PER_L4LS_CLKSTCTRL_REG(prcm_base) & (1<<8)))
+        ;
+
+	/* Select the clock source for the Timer2 instance.  */
+	CM_DPLL_CLKSEL_TIMER7_CLK(prcm_base) &= ~(CM_DPLL_CLKSEL_CLK_CLKSEL);
+	/* 32k clock source */
+	CM_DPLL_CLKSEL_TIMER7_CLK(prcm_base) |= CM_DPLL_CLKSEL_CLK_CLKSEL_SEL3;
+
+	while ((CM_DPLL_CLKSEL_TIMER7_CLK(prcm_base) & CM_DPLL_CLKSEL_CLK_CLKSEL) !=
+		CM_DPLL_CLKSEL_CLK_CLKSEL_SEL3);
+
+	/* Writing to MODULEMODE field of CM_PER_TIMER7_CLKCTRL register. */
+	CM_PER_TIMER7_CLKCTRL(prcm_base) |= CM_PER_CLKCTRL_MODULEMODE_ENABLE;
+
+	/* Waiting for MODULEMODE field to reflect the written value. */
+	while ((CM_PER_TIMER7_CLKCTRL(prcm_base) & CM_PER_CLKCTRL_MODULEMODE) !=
+		CM_PER_CLKCTRL_MODULEMODE_ENABLE);
+
+	/*
+	 * Waiting for IDLEST field in CM_PER_TIMER7_CLKCTRL register 
+	 * for the module is fully functional.
+	 */
+	while ((CM_PER_TIMER7_CLKCTRL(prcm_base) & CM_PER_CLKCTRL_IDLEST) !=
+		CM_PER_CLKCTRL_IDLEST_FUNC);
+
+	/* Waiting for the L4LS clock */
+	while (!(CM_PER_L4LS_CLKSTCTRL_REG(prcm_base) & CM_PER_L4LS_CLKSTCTRL_CLKACTIVITY_L4LS_GCLK));
+	/* Waiting for the TIMER7 clock */
+	while (!(CM_PER_L4LS_CLKSTCTRL_REG(prcm_base) & CM_PER_L4LS_CLKSTCTRL_CLKACTIVITY_TIMER7_GCLK));
+}
+
+int rt_hw_timer_init(void)
+{
+	rt_uint32_t counter;
+
+#ifdef RT_USING_VMM
+    DMTIMER = vmm_find_iomap("TIMER7");
+#endif
+
+	timer_clk_init();
+
+	/* soft reset the timer */
+	DMTIMER_TIOCP_CFG(TIMER_HW_BASE) |= 1;
+    while ((DMTIMER_TIOCP_CFG(TIMER_HW_BASE) & 0x1) == 1)
+        ;
+
+	/* calculate count */
+	counter = 0xffffffff - (32768UL/RT_TICK_PER_SECOND);
+
+	/* set initial count */
+	DMTIMER_TCRR(TIMER_HW_BASE) = counter;
+	/* set reload count */
+	DMTIMER_TLDR(TIMER_HW_BASE) = counter;
+
+	/* set mode: auto reload */
+	DMTIMER_TCLR(TIMER_HW_BASE) |= DMTIMER_TCLR_AR;
+
+	/* interrupt enable for match */
+	DMTIMER_IRQENABLE_SET(TIMER_HW_BASE) = DMTIMER_IRQENABLE_SET_OVF_EN_FLAG;
+    DMTIMER_IRQSTATUS(TIMER_HW_BASE) = DMTIMER_IRQSTATUS_RAW_OVF_IT_FLAG;
+
+	rt_hw_interrupt_install(TINT7, rt_hw_timer_isr, RT_NULL, "tick");
+	rt_hw_interrupt_control(TINT7, 0, 0);
+	rt_hw_interrupt_umask(TINT7);
+
+    while (DMTIMER_TWPS(TIMER_HW_BASE) != 0)
+        ;
+
+	/* start timer */
+	DMTIMER_TCLR(TIMER_HW_BASE) |= DMTIMER_TCLR_ST;
+
+    while (DMTIMER_TWPS(TIMER_HW_BASE) != 0)
+        ;
+
+    return 0;
+}
+INIT_BOARD_EXPORT(rt_hw_timer_init);
+
+/**
+ * This function will initialize beaglebone board
+ */
+void rt_hw_board_init(void)
+{
+    rt_components_board_init();
+	rt_console_set_device(RT_CONSOLE_DEVICE_NAME);
+}
+
+void rt_hw_cpu_reset(void)
+{
+    unsigned long prcm_base;
+
+#ifdef RT_USING_VMM
+    prcm_base = vmm_find_iomap("PRCM");
+#else
+    prcm_base = AM33XX_PRCM_REGS;
+#endif
+    REG32(PRM_DEVICE(prcm_base)) = 0x1;
+    RT_ASSERT(0);
+}
+FINSH_FUNCTION_EXPORT_ALIAS(rt_hw_cpu_reset, reboot, reboot the cpu);
+FINSH_FUNCTION_EXPORT_ALIAS(rt_hw_cpu_reset, __cmd_reboot, reboot the cpu);

project_0/applications/board.h

@@ -0,0 +1,32 @@
+/*
+ * File      : board.h
+ * This file is part of RT-Thread RTOS
+ * COPYRIGHT (C) 2013, 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
+ * 2013-07-06     Bernard    the first version
+ */
+
+#ifndef __BOARD_H__
+#define __BOARD_H__
+
+#include <am33xx.h>
+
+#if defined(__CC_ARM)
+extern int Image$$RW_IRAM1$$ZI$$Limit;
+#define HEAP_BEGIN      ((void*)&Image$$RW_IRAM1$$ZI$$Limit)
+#elif defined(__GNUC__)
+extern int __bss_end;
+#define HEAP_BEGIN      ((void*)&__bss_end)
+#endif
+
+#define HEAP_END        (void*)0x90000000
+
+void rt_hw_board_init(void);
+
+#endif

project_0/applications/main.c

@@ -0,0 +1,10 @@
+#include <stdint.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+int main(void)
+{
+    printf("hello rt-thread\n");
+    return 0;
+}
+

project_0/beaglebone_ram.lds

@@ -0,0 +1,91 @@
+OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm")
+OUTPUT_ARCH(arm)
+SECTIONS
+{
+    . = 0x80200000;
+
+    __text_start = .;
+    .text :
+    {
+        *(.vectors)
+        *(.text)
+        *(.text.*)
+
+        /* section information for finsh shell */
+        . = ALIGN(4);
+        __fsymtab_start = .;
+        KEEP(*(FSymTab))
+        __fsymtab_end = .;
+        . = ALIGN(4);
+        __vsymtab_start = .;
+        KEEP(*(VSymTab))
+        __vsymtab_end = .;
+        . = ALIGN(4);	
+
+        /* section information for modules */
+        . = ALIGN(4);
+        __rtmsymtab_start = .;
+        KEEP(*(RTMSymTab))
+        __rtmsymtab_end = .;
+
+        /* section information for initialization */
+        . = ALIGN(4);
+        __rt_init_start = .;
+        KEEP(*(SORT(.rti_fn*)))
+        __rt_init_end = .;
+    } =0
+    __text_end = .;
+
+    __rodata_start = .;
+    .rodata   : { *(.rodata) *(.rodata.*) }
+    __rodata_end = .;
+
+    . = ALIGN(4);
+    .ctors :
+    {
+        PROVIDE(__ctors_start__ = .);
+        KEEP(*(SORT(.ctors.*)))
+        KEEP(*(.ctors))
+        PROVIDE(__ctors_end__ = .);
+    }
+
+    .dtors :
+    {
+        PROVIDE(__dtors_start__ = .);
+        KEEP(*(SORT(.dtors.*)))
+        KEEP(*(.dtors))
+        PROVIDE(__dtors_end__ = .);
+    }
+
+    . = ALIGN(8);
+    __data_start = .;
+    .data :
+    {
+        *(.data)
+        *(.data.*)
+    }
+    __data_end = .;
+
+    . = ALIGN(8);
+    __bss_start = .;
+    .bss       :
+    {
+    *(.bss)
+    *(.bss.*)
+    *(COMMON)
+    . = ALIGN(4);
+    }
+    . = ALIGN(4);
+    __bss_end = .;
+
+    /* Stabs debugging sections.  */
+    .stab 0 : { *(.stab) }
+    .stabstr 0 : { *(.stabstr) }
+    .stab.excl 0 : { *(.stab.excl) }
+    .stab.exclstr 0 : { *(.stab.exclstr) }
+    .stab.index 0 : { *(.stab.index) }
+    .stab.indexstr 0 : { *(.stab.indexstr) }
+    .comment 0 : { *(.comment) }
+
+    _end = .;
+}

project_0/cconfig.h

@@ -0,0 +1,21 @@
+#ifndef CCONFIG_H__
+#define CCONFIG_H__
+/* Automatically generated file; DO NOT EDIT. */
+/* compiler configure file for RT-Thread in GCC*/
+
+#define HAVE_NEWLIB_H 1
+#define LIBC_VERSION "newlib 3.0.0"
+
+#define HAVE_SYS_SIGNAL_H 1
+#define HAVE_SYS_SELECT_H 1
+#define HAVE_PTHREAD_H 1
+
+#define HAVE_FDSET 1
+#define HAVE_SIGACTION 1
+#define HAVE_SIGEVENT 1
+#define HAVE_SIGINFO 1
+#define HAVE_SIGVAL 1
+#define GCC_VERSION_STR "7.3.1 20180622 (release) [ARM/embedded-7-branch revision 261907]"
+#define STDC "2011"
+
+#endif

project_0/drivers/SConscript

@@ -0,0 +1,22 @@
+import copy
+Import('RTT_ROOT')
+Import('rtconfig')
+from building import *
+
+cwd     = GetCurrentDir()
+src	= Glob('*.c')
+
+# remove no need file.
+if GetDepend('RT_USING_LWIP') == False:
+    src_need_remove = ['dm9000.c'] # need remove file list.
+    SrcRemove(src, src_need_remove)
+
+if GetDepend('RT_USING_DFS') == False:
+    src_need_remove = ['sd.c'] # need remove file list.
+    SrcRemove(src, src_need_remove)
+
+CPPPATH = [cwd]
+
+group = DefineGroup('Drivers', src, depend = [''], CPPPATH = CPPPATH)
+
+Return('group')

project_0/drivers/gpio.c

@@ -0,0 +1,99 @@
+/*
+ * File      : gpio.c
+ * This file is part of RT-Thread RTOS
+ * COPYRIGHT (C) 2015, 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
+ *
+ */
+
+
+#include <rthw.h>
+#include <rtthread.h>
+#include <rtdevice.h>
+
+#include <am33xx.h>
+#include "gpio.h"
+
+#ifdef RT_USING_PIN
+
+#define reg(base)         *(int*)(base)
+
+#define GPIO_PIN_LOW              (0x0)
+#define GPIO_PIN_HIGH             (0x1)
+
+#define GPIO_CLEARDATAOUT         (0x190)
+#define GPIO_SETDATAOUT           (0x194)
+#define GPIO_DATAIN               (0x138)
+#define GPIO_OE                   (0x134)
+
+static rt_base_t GPIO_BASE[] =
+{
+    AM33XX_GPIO_0_REGS,
+    AM33XX_GPIO_1_REGS,
+    AM33XX_GPIO_2_REGS,
+    AM33XX_GPIO_3_REGS
+};
+
+static void am33xx_pin_mode(struct rt_device *device, rt_base_t pin, rt_base_t mode)
+{
+    RT_ASSERT(pin >= 0 && pin < 128);
+    RT_ASSERT(mode != PIN_MODE_INPUT_PULLUP); /* Mode not supported */
+    rt_base_t gpiox     = pin >> 5;
+    rt_base_t pinNumber = pin & 0x1F;
+
+    if(PIN_MODE_OUTPUT == mode)
+    {
+        reg(GPIO_BASE[gpiox] + GPIO_OE) &= ~(1 << pinNumber);
+    }
+    else if(PIN_MODE_INPUT == mode)
+    {
+        reg(GPIO_BASE[gpiox] + GPIO_OE) |= (1 << pinNumber);
+    }
+}
+
+static void am33xx_pin_write(struct rt_device *device, rt_base_t pin, rt_base_t value)
+{
+    RT_ASSERT(pin >= 0 && pin < 128);
+    rt_base_t gpiox     = pin >> 5;
+    rt_base_t pinNumber = pin & 0x1F;
+
+    if(GPIO_PIN_HIGH == value)
+    {
+        reg(GPIO_BASE[gpiox] + GPIO_SETDATAOUT) = (1 << pinNumber);
+    }
+    else /* GPIO_PIN_LOW */
+    {
+        reg(GPIO_BASE[gpiox] + GPIO_CLEARDATAOUT) = (1 << pinNumber);
+    }
+}
+
+static int am33xx_pin_read(struct rt_device *device, rt_base_t pin)
+{
+    RT_ASSERT(pin >= 0 && pin < 128);
+    rt_base_t gpiox     = pin >> 5;
+    rt_base_t pinNumber = pin & 0x1F;
+
+    return reg(GPIO_BASE[gpiox] + GPIO_DATAIN) & (1 << pinNumber) ? 1 : 0;
+}
+
+static struct rt_pin_ops am33xx_pin_ops =
+{
+    am33xx_pin_mode,
+    am33xx_pin_write,
+    am33xx_pin_read,
+    RT_NULL,
+    RT_NULL,
+    RT_NULL,
+    RT_NULL,
+};
+
+int rt_hw_gpio_init(void)
+{
+    rt_device_pin_register("gpio", &am33xx_pin_ops , RT_NULL);
+    return 0;
+}
+INIT_BOARD_EXPORT(rt_hw_gpio_init);
+#endif

project_0/drivers/gpio.h

@@ -0,0 +1,17 @@
+/*
+ * File      : gpio.h
+ * This file is part of RT-Thread RTOS
+ * COPYRIGHT (C) 2015, 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
+ *
+ */
+
+#ifndef __GPIO_H__
+#define __GPIO_H__
+
+int rt_hw_gpio_init(void);
+
+#endif

project_0/drivers/uart.c

@@ -0,0 +1,452 @@
+/*
+ * File      : serial.c
+ * This file is part of RT-Thread RTOS
+ * COPYRIGHT (C) 2013, 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
+ * 2013-07-06     Bernard    the first version
+ * 2014-01-11     RTsien     support UART0 to UART5 straightly
+ */
+
+#include <rthw.h>
+#include <rtthread.h>
+#include <rtdevice.h>
+
+#include <am33xx.h>
+#include <interrupt.h>
+#include "uart.h"
+#include "uart_reg.h"
+
+struct am33xx_uart
+{
+    unsigned long base;
+    int irq;
+};
+
+static void am33xx_uart_isr(int irqno, void* param)
+{
+    rt_uint32_t iir;
+    struct am33xx_uart* uart;
+    struct rt_serial_device *serial;
+
+    serial = (struct rt_serial_device*)param;
+    uart = (struct am33xx_uart *)serial->parent.user_data;
+
+    iir = UART_IIR_REG(uart->base);
+
+    if ((iir & (0x02 << 1)) || (iir & (0x6 << 1)))
+    {
+        rt_hw_serial_isr(serial, RT_SERIAL_EVENT_RX_IND);
+    }
+}
+
+#define NOT_IMPLEMENTED() RT_ASSERT(0)
+
+static rt_err_t am33xx_configure(struct rt_serial_device *serial, struct serial_configure *cfg)
+{
+    struct am33xx_uart* uart;
+    unsigned long base;
+
+    RT_ASSERT(serial != RT_NULL);
+    uart = (struct am33xx_uart *)serial->parent.user_data;
+    RT_ASSERT(uart);
+    base = uart->base;
+
+#define __LCR UART_LCR_REG(base)
+
+    if (cfg->data_bits == DATA_BITS_8)
+        __LCR |= 3;
+    else
+        NOT_IMPLEMENTED();
+
+    if (cfg->stop_bits == STOP_BITS_1)
+        __LCR &= ~(1<<2);
+    else
+        __LCR |=  (1<<2);
+
+    if (cfg->parity == PARITY_NONE)
+        __LCR &= ~(1<<3);
+    else
+        __LCR |=  (1<<3);
+
+    __LCR |=  (1<<7);
+    if (cfg->baud_rate == BAUD_RATE_115200)
+    {
+        UART_DLL_REG(base) = 26;
+        UART_DLH_REG(base) = 0;
+    }
+    else if (cfg->baud_rate == BAUD_RATE_9600)
+    {
+        UART_DLL_REG(base) = 0x38;
+        UART_DLH_REG(base) = 1;
+    }
+    else
+    {
+        NOT_IMPLEMENTED();
+    }
+    __LCR &= ~(1<<7);
+
+    UART_MDR1_REG(base) = 0;
+    UART_MDR2_REG(base) = 0;
+
+#undef __LCR
+    return RT_EOK;
+}
+
+static rt_err_t am33xx_control(struct rt_serial_device *serial, int cmd, void *arg)
+{
+    struct am33xx_uart* uart;
+
+    RT_ASSERT(serial != RT_NULL);
+    uart = (struct am33xx_uart *)serial->parent.user_data;
+
+    switch (cmd)
+    {
+    case RT_DEVICE_CTRL_CLR_INT:
+        /* disable rx irq */
+        rt_hw_interrupt_mask(uart->irq);
+        break;
+    case RT_DEVICE_CTRL_SET_INT:
+        /* enable rx irq */
+        rt_hw_interrupt_umask(uart->irq);
+        break;
+    }
+
+    return RT_EOK;
+}
+
+int printkc(char c)
+{
+    int base = 0xf9e09000;
+
+    while (!(UART_LSR_REG(base) & 0x20));
+    UART_THR_REG(base) = c;
+
+    return 1;
+}
+
+static int am33xx_putc(struct rt_serial_device *serial, char c)
+{
+    struct am33xx_uart* uart;
+
+    RT_ASSERT(serial != RT_NULL);
+    uart = (struct am33xx_uart *)serial->parent.user_data;
+
+    while (!(UART_LSR_REG(uart->base) & 0x20));
+    UART_THR_REG(uart->base) = c;
+
+    return 1;
+}
+
+static int am33xx_getc(struct rt_serial_device *serial)
+{
+    int ch;
+    struct am33xx_uart* uart;
+
+    RT_ASSERT(serial != RT_NULL);
+    uart = (struct am33xx_uart *)serial->parent.user_data;
+
+    ch = -1;
+    if (UART_LSR_REG(uart->base) & 0x01)
+    {
+        ch = UART_RHR_REG(uart->base) & 0xff;
+    }
+
+    return ch;
+}
+
+static const struct rt_uart_ops am33xx_uart_ops =
+{
+    am33xx_configure,
+    am33xx_control,
+    am33xx_putc,
+    am33xx_getc,
+};
+
+/* UART device driver structure */
+#ifdef RT_USING_UART0
+struct am33xx_uart uart0 =
+{
+    UART0_BASE,
+    UART0_INT,
+};
+struct rt_serial_device serial0;
+#endif
+
+#ifdef RT_USING_UART1
+struct am33xx_uart uart1 =
+{
+    UART1_BASE,
+    UART1_INT,
+};
+struct rt_serial_device serial1;
+#endif
+
+#ifdef RT_USING_UART2
+struct am33xx_uart uart2 =
+{
+    UART2_BASE,
+    UART2_INT,
+};
+struct rt_serial_device serial2;
+#endif
+
+#ifdef RT_USING_UART3
+struct am33xx_uart uart3 =
+{
+    UART3_BASE,
+    UART3_INT,
+};
+struct rt_serial_device serial3;
+#endif
+
+#ifdef RT_USING_UART4
+struct am33xx_uart uart4 =
+{
+    UART4_BASE,
+    UART4_INT,
+};
+struct rt_serial_device serial4;
+#endif
+
+#ifdef RT_USING_UART5
+struct am33xx_uart uart5 =
+{
+    UART5_BASE,
+    UART5_INT,
+};
+struct rt_serial_device serial5;
+#endif
+
+#define write_reg(base, value) *(int*)(base) = value
+#define read_reg(base)         *(int*)(base)
+
+#define PRM_PER_INTRANSLATION     (1 << 20)
+#define PRM_PER_POWSTATEOFF       (0)
+#define PRM_PER_PERMEMSTATEOFF    (0)
+
+static void poweron_per_domain(void)
+{
+    unsigned long prcm_base;
+    unsigned long prm_state;
+
+    prcm_base = AM33XX_PRCM_REGS;
+
+    /* wait for ongoing translations */
+    for (prm_state = PRM_PER_PWRSTST_REG(prcm_base);
+         prm_state & PRM_PER_INTRANSLATION;
+         prm_state = PRM_PER_PWRSTST_REG(prcm_base))
+        ;
+
+    /* check power state */
+    if ((prm_state & 0x03) == PRM_PER_POWSTATEOFF)
+        /* power on PER domain */
+        PRM_PER_PWRSTCTRL_REG(prcm_base) |= 0x3;
+
+    /* check per mem state */
+    if ((prm_state & 0x03) == PRM_PER_PERMEMSTATEOFF)
+        /* power on PER domain */
+        PRM_PER_PWRSTCTRL_REG(prcm_base) |= 0x3 << 25;
+
+    while (PRM_PER_PWRSTST_REG(prcm_base) & PRM_PER_INTRANSLATION)
+        ;
+}
+
+static void start_uart_clk(void)
+{
+    unsigned long prcm_base;
+
+    prcm_base = AM33XX_PRCM_REGS;
+
+    /* software forced wakeup */
+    CM_PER_L4LS_CLKSTCTRL_REG(prcm_base) |= 0x2;
+
+    /* Waiting for the L4LS clock */
+    while (!(CM_PER_L4LS_CLKSTCTRL_REG(prcm_base) & (1<<8)))
+        ;
+
+    /* enable uart1 */
+#ifdef RT_USING_UART1
+    CM_PER_UART1_CLKCTRL_REG(prcm_base) |= 0x2;
+    /* wait for uart1 clk */
+    while ((CM_PER_UART1_CLKCTRL_REG(prcm_base) & (0x3<<16)) != 0)
+        ;
+#endif
+
+#ifdef RT_USING_UART2
+    CM_PER_UART2_CLKCTRL_REG(prcm_base) |= 0x2;
+    /* wait for uart2 clk */
+    while ((CM_PER_UART2_CLKCTRL_REG(prcm_base) & (0x3<<16)) != 0)
+        ;
+#endif
+
+#ifdef RT_USING_UART3
+    CM_PER_UART3_CLKCTRL_REG(prcm_base) |= 0x2;
+    /* wait for uart3 clk */
+    while ((CM_PER_UART3_CLKCTRL_REG(prcm_base) & (0x3<<16)) != 0)
+        ;
+#endif
+
+#ifdef RT_USING_UART4
+    CM_PER_UART4_CLKCTRL_REG(prcm_base) |= 0x2;
+    /* wait for uart4 clk */
+    while ((CM_PER_UART4_CLKCTRL_REG(prcm_base) & (0x3<<16)) != 0)
+        ;
+#endif
+
+#ifdef RT_USING_UART5
+    CM_PER_UART5_CLKCTRL_REG(prcm_base) |= 0x2;
+    /* wait for uart5 clk */
+    while ((CM_PER_UART5_CLKCTRL_REG(prcm_base) & (0x3<<16)) != 0)
+        ;
+#endif
+
+    /* Waiting for the L4LS UART clock */
+    while (!(CM_PER_L4LS_CLKSTCTRL_REG(prcm_base) & (1<<10)))
+        ;
+}
+
+static void config_pinmux(void)
+{
+    unsigned long ctlm_base;
+
+    ctlm_base = AM33XX_CTLM_REGS;
+
+    /* make sure the pin mux is OK for uart */
+#ifdef RT_USING_UART1
+    REG32(ctlm_base + 0x800 + 0x180) = 0x20;
+    REG32(ctlm_base + 0x800 + 0x184) = 0x00;
+#endif
+
+#ifdef RT_USING_UART2
+    REG32(ctlm_base + 0x800 + 0x150) = 0x20;
+    REG32(ctlm_base + 0x800 + 0x154) = 0x00;
+#endif
+
+#ifdef RT_USING_UART3
+    REG32(ctlm_base + 0x800 + 0x164) = 0x01;
+#endif
+
+#ifdef RT_USING_UART4
+    REG32(ctlm_base + 0x800 + 0x070) = 0x26;
+    REG32(ctlm_base + 0x800 + 0x074) = 0x06;
+#endif
+
+#ifdef RT_USING_UART5
+    REG32(ctlm_base + 0x800 + 0x0C4) = 0x24;
+    REG32(ctlm_base + 0x800 + 0x0C0) = 0x04;
+#endif
+}
+
+int rt_hw_serial_init(void)
+{
+    struct serial_configure config = RT_SERIAL_CONFIG_DEFAULT;
+
+    poweron_per_domain();
+    start_uart_clk();
+    config_pinmux();
+
+#ifdef RT_USING_UART0
+    serial0.ops    = &am33xx_uart_ops;
+    serial0.config = config;
+
+    /* enable RX interrupt */
+    UART_IER_REG(uart0.base) = 0x01;
+    /* install ISR */
+    rt_hw_interrupt_install(uart0.irq, am33xx_uart_isr, &serial0, "uart0");
+    rt_hw_interrupt_control(uart0.irq, 0, 0);
+    rt_hw_interrupt_mask(uart0.irq);
+    /* register UART0 device */
+    rt_hw_serial_register(&serial0, "uart0",
+            RT_DEVICE_FLAG_RDWR | RT_DEVICE_FLAG_INT_RX,
+            &uart0);
+#endif
+
+#ifdef RT_USING_UART1
+    serial1.ops    = &am33xx_uart_ops;
+    serial1.config = config;
+    /* enable RX interrupt */
+    UART_IER_REG(uart1.base) = 0x01;
+    /* install ISR */
+    rt_hw_interrupt_install(uart1.irq, am33xx_uart_isr, &serial1, "uart1");
+    rt_hw_interrupt_control(uart1.irq, 0, 0);
+    rt_hw_interrupt_mask(uart1.irq);
+    /* register UART0 device */
+    rt_hw_serial_register(&serial1, "uart1",
+            RT_DEVICE_FLAG_RDWR | RT_DEVICE_FLAG_INT_RX,
+            &uart1);
+#endif
+
+#ifdef RT_USING_UART2
+    serial2.ops    = &am33xx_uart_ops;
+    serial2.config = config;
+    /* enable RX interrupt */
+    UART_IER_REG(uart2.base) = 0x01;
+    /* install ISR */
+    rt_hw_interrupt_install(uart2.irq, am33xx_uart_isr, &serial2, "uart2");
+    rt_hw_interrupt_control(uart2.irq, 0, 0);
+    rt_hw_interrupt_mask(uart2.irq);
+    /* register UART2 device */
+    rt_hw_serial_register(&serial2, "uart2",
+            RT_DEVICE_FLAG_RDWR | RT_DEVICE_FLAG_INT_RX,
+            &uart2);
+#endif
+
+#ifdef RT_USING_UART3
+    serial3.ops    = &am33xx_uart_ops;
+    serial3.config = config;
+    /* enable RX interrupt */
+    UART_IER_REG(uart3.base) = 0x01;
+    /* install ISR */
+    rt_hw_interrupt_install(uart3.irq, am33xx_uart_isr, &serial3, "uart3");
+    rt_hw_interrupt_control(uart3.irq, 0, 0);
+    rt_hw_interrupt_mask(uart3.irq);
+    /* register UART3 device */
+    rt_hw_serial_register(&serial3, "uart3",
+            RT_DEVICE_FLAG_RDWR | RT_DEVICE_FLAG_INT_RX,
+            &uart3);
+#endif
+
+#ifdef RT_USING_UART4
+    /* use 9600bps for GDB stub. */
+    config.baud_rate = BAUD_RATE_9600;
+
+    serial4.ops    = &am33xx_uart_ops;
+    serial4.config = config;
+    /* enable RX interrupt */
+    UART_IER_REG(uart4.base) = 0x00;
+    /* install ISR */
+    rt_hw_interrupt_install(uart4.irq, am33xx_uart_isr, &serial4, "uart4");
+    rt_hw_interrupt_control(uart4.irq, 0, 0);
+    rt_hw_interrupt_mask(uart4.irq);
+    /* register UART4 device */
+    rt_hw_serial_register(&serial4, "uart4",
+            RT_DEVICE_FLAG_RDWR | RT_DEVICE_FLAG_INT_RX,
+            &uart4);
+#endif
+
+#ifdef RT_USING_UART5
+    config.baud_rate = BAUD_RATE_115200;
+
+    serial5.ops    = &am33xx_uart_ops;
+    serial5.config = config;
+    /* enable RX interrupt */
+    UART_IER_REG(uart5.base) = 0x01;
+    /* install ISR */
+    rt_hw_interrupt_install(uart5.irq, am33xx_uart_isr, &serial5, "uart5");
+    rt_hw_interrupt_control(uart5.irq, 0, 0);
+    rt_hw_interrupt_mask(uart5.irq);
+    /* register UART4 device */
+    rt_hw_serial_register(&serial5, "uart5",
+            RT_DEVICE_FLAG_RDWR | RT_DEVICE_FLAG_INT_RX,
+            &uart5);
+#endif
+
+    return 0;
+}
+INIT_BOARD_EXPORT(rt_hw_serial_init);

project_0/drivers/uart.h

@@ -0,0 +1,20 @@
+/*
+ * File      : serial.h
+ * This file is part of RT-Thread RTOS
+ * COPYRIGHT (C) 2013, 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
+ * 2013-07-06     Bernard    the first version
+ */
+
+#ifndef __SERIAL_H__
+#define __SERIAL_H__
+
+int rt_hw_serial_init(void);
+
+#endif

project_0/drivers/uart_reg.h

@@ -0,0 +1,109 @@
+#ifndef SERIAL_REG_H
+#define SERIAL_REG_H
+
+/** @brief Base addresses of UART memory mapped registers                     */
+#define UART0_BASE                  (0x44E09000)
+#define UART1_BASE                  (0x48022000)
+#define UART2_BASE                  (0x48024000)
+#define UART3_BASE                  (0x481A6000)
+#define UART4_BASE                  (0x481A8000)
+#define UART5_BASE                  (0x481AA000)
+
+/* UART registers */
+#define UART_DLL(base)               (base + 0x0)
+#define UART_RHR(base)               (base + 0x0)
+#define UART_THR(base)               (base + 0x0)
+#define UART_DLH(base)               (base + 0x4)
+#define UART_IER(base)               (base + 0x4)
+#define UART_EFR(base)               (base + 0x8)
+#define UART_FCR(base)               (base + 0x8)
+#define UART_IIR(base)               (base + 0x8)
+#define UART_LCR(base)               (base + 0xC)
+#define UART_MCR(base)               (base + 0x10)
+#define UART_XON1_ADDR1(base)        (base + 0x10)
+#define UART_LSR(base)               (base + 0x14)
+#define UART_XON2_ADDR2(base)        (base + 0x14)
+#define UART_MSR(base)               (base + 0x18)
+#define UART_TCR(base)               (base + 0x18)
+#define UART_XOFF1(base)             (base + 0x18)
+#define UART_SPR(base)               (base + 0x1C)
+#define UART_TLR(base)               (base + 0x1C)
+#define UART_XOFF2(base)             (base + 0x1C)
+#define UART_MDR1(base)              (base + 0x20)
+#define UART_MDR2(base)              (base + 0x24)
+#define UART_SFLSR(base)             (base + 0x28)
+#define UART_TXFLL(base)             (base + 0x28)
+#define UART_RESUME(base)            (base + 0x2C)
+#define UART_TXFLH(base)             (base + 0x2C)
+#define UART_RXFLL(base)             (base + 0x30)
+#define UART_SFREGL(base)            (base + 0x30)
+#define UART_RXFLH(base)             (base + 0x34)
+#define UART_SFREGH(base)            (base + 0x34)
+#define UART_BLR(base)               (base + 0x38)
+#define UART_UASR(base)              (base + 0x38)
+#define UART_ACREG(base)             (base + 0x3C)
+#define UART_SCR(base)               (base + 0x40)
+#define UART_SSR(base)               (base + 0x44)
+#define UART_EBLR(base)              (base + 0x48)
+#define UART_MVR(base)               (base + 0x50)
+#define UART_SYSC(base)              (base + 0x54)
+#define UART_SYSS(base)              (base + 0x58)
+#define UART_WER(base)               (base + 0x5C)
+#define UART_CFPS(base)              (base + 0x60)
+#define UART_RXFIFO_LVL(base)        (base + 0x64)
+#define UART_TXFIFO_LVL(base)        (base + 0x68)
+#define UART_IER2(base)              (base + 0x6C)
+#define UART_ISR2(base)              (base + 0x70)
+#define UART_FREQ_SEL(base)          (base + 0x74)
+#define UART_MDR3(base)              (base + 0x80)
+#define UART_TX_DMA_THRESHOLD(base)  (base + 0x84)
+
+#define UART_DLL_REG(base)               REG16(UART_DLL(base))
+#define UART_RHR_REG(base)               REG16(UART_RHR(base))
+#define UART_THR_REG(base)               REG16(UART_THR(base))
+#define UART_DLH_REG(base)               REG16(UART_DLH(base))
+#define UART_IER_REG(base)               REG16(UART_IER(base))
+#define UART_EFR_REG(base)               REG16(UART_EFR(base))
+#define UART_FCR_REG(base)               REG16(UART_FCR(base))
+#define UART_IIR_REG(base)               REG16(UART_IIR(base))
+#define UART_LCR_REG(base)               REG16(UART_LCR(base))
+#define UART_MCR_REG(base)               REG16(UART_MCR(base))
+#define UART_XON1_ADDR1_REG(base)        REG16(UART_XON1_ADDR1(base))
+#define UART_LSR_REG(base)               REG16(UART_LSR(base))
+#define UART_XON2_ADDR2_REG(base)        REG16(UART_XON2_ADDR2(base))
+#define UART_MSR_REG(base)               REG16(UART_MSR(base))
+#define UART_TCR_REG(base)               REG16(UART_TCR(base))
+#define UART_XOFF1_REG(base)             REG16(UART_XOFF1(base))
+#define UART_SPR_REG(base)               REG16(UART_SPR(base))
+#define UART_TLR_REG(base)               REG16(UART_TLR(base))
+#define UART_XOFF2_REG(base)             REG16(UART_XOFF2(base))
+#define UART_MDR1_REG(base)              REG16(UART_MDR1(base))
+#define UART_MDR2_REG(base)              REG16(UART_MDR2(base))
+#define UART_SFLSR_REG(base)             REG16(UART_SFLSR(base))
+#define UART_TXFLL_REG(base)             REG16(UART_TXFLL(base))
+#define UART_RESUME_REG(base)            REG16(UART_RESUME(base))
+#define UART_TXFLH_REG(base)             REG16(UART_TXFLH(base))
+#define UART_RXFLL_REG(base)             REG16(UART_RXFLL(base))
+#define UART_SFREGL_REG(base)            REG16(UART_SFREGL(base))
+#define UART_RXFLH_REG(base)             REG16(UART_RXFLH(base))
+#define UART_SFREGH_REG(base)            REG16(UART_SFREGH(base))
+#define UART_BLR_REG(base)               REG16(UART_BLR(base))
+#define UART_UASR_REG(base)              REG16(UART_UASR(base))
+#define UART_ACREG_REG(base)             REG16(UART_ACREG(base))
+#define UART_SCR_REG(base)               REG16(UART_SCR(base))
+#define UART_SSR_REG(base)               REG16(UART_SSR(base))
+#define UART_EBLR_REG(base)              REG16(UART_EBLR(base))
+#define UART_MVR_REG(base)               REG16(UART_MVR(base))
+#define UART_SYSC_REG(base)              REG16(UART_SYSC(base))
+#define UART_SYSS_REG(base)              REG16(UART_SYSS(base))
+#define UART_WER_REG(base)               REG16(UART_WER(base))
+#define UART_CFPS_REG(base)              REG16(UART_CFPS(base))
+#define UART_RXFIFO_LVL_REG(base)        REG16(UART_RXFIFO_LVL(base))
+#define UART_TXFIFO_LVL_REG(base)        REG16(UART_TXFIFO_LVL(base))
+#define UART_IER2_REG(base)              REG16(UART_IER2(base))
+#define UART_ISR2_REG(base)              REG16(UART_ISR2(base))
+#define UART_FREQ_SEL_REG(base)          REG16(UART_FREQ_SEL(base))
+#define UART_MDR3_REG(base)              REG16(UART_MDR3(base))
+#define UART_TX_DMA_THRESHOLD_REG(base)  REG16(UART_TX_DMA_THRESHOLD(base))
+
+#endif /* end of include guard: SERIAL_REG_H */

project_0/makefile.targets

@@ -0,0 +1,6 @@
+clean2:
+	-$(RM) $(CC_DEPS)$(C++_DEPS)$(C_UPPER_DEPS)$(CXX_DEPS)$(SECONDARY_FLASH)$(SECONDARY_SIZE)$(ASM_DEPS)$(S_UPPER_DEPS)$(C_DEPS)$(CPP_DEPS)
+	-$(RM) $(OBJS) *.elf
+	-@echo ' '
+
+*.elf: $(wildcard D:/rt-thread/bsp/beaglebone/beaglebone/beaglebone_ram.lds)

project_0/rtconfig.h

@@ -0,0 +1,155 @@
+#ifndef RT_CONFIG_H__
+#define RT_CONFIG_H__
+
+/* Automatically generated file; DO NOT EDIT. */
+/* RT-Thread Configuration */
+
+/* RT-Thread Kernel */
+
+#define RT_NAME_MAX 8
+#define RT_ALIGN_SIZE 4
+#define RT_THREAD_PRIORITY_32
+#define RT_THREAD_PRIORITY_MAX 32
+#define RT_TICK_PER_SECOND 100
+#define RT_USING_OVERFLOW_CHECK
+#define RT_USING_HOOK
+#define RT_IDLE_HOOK_LIST_SIZE 4
+#define IDLE_THREAD_STACK_SIZE 256
+#define RT_DEBUG
+#define RT_DEBUG_COLOR
+
+/* Inter-Thread communication */
+
+#define RT_USING_SEMAPHORE
+#define RT_USING_MUTEX
+#define RT_USING_EVENT
+#define RT_USING_MAILBOX
+#define RT_USING_MESSAGEQUEUE
+
+/* Memory Management */
+
+#define RT_USING_MEMPOOL
+#define RT_USING_SMALL_MEM
+#define RT_USING_HEAP
+
+/* Kernel Device Object */
+
+#define RT_USING_DEVICE
+#define RT_USING_CONSOLE
+#define RT_CONSOLEBUF_SIZE 128
+#define RT_CONSOLE_DEVICE_NAME "uart"
+
+/* RT-Thread Components */
+
+#define RT_USING_COMPONENTS_INIT
+#define RT_USING_USER_MAIN
+#define RT_MAIN_THREAD_STACK_SIZE 2048
+#define RT_MAIN_THREAD_PRIORITY 10
+
+/* C++ features */
+
+
+/* Command shell */
+
+#define RT_USING_FINSH
+#define FINSH_THREAD_NAME "tshell"
+#define FINSH_USING_HISTORY
+#define FINSH_HISTORY_LINES 5
+#define FINSH_USING_SYMTAB
+#define FINSH_USING_DESCRIPTION
+#define FINSH_THREAD_PRIORITY 20
+#define FINSH_THREAD_STACK_SIZE 4096
+#define FINSH_CMD_SIZE 80
+#define FINSH_USING_MSH
+#define FINSH_USING_MSH_DEFAULT
+#define FINSH_ARG_MAX 10
+
+/* Device virtual file system */
+
+#define RT_USING_DFS
+#define DFS_USING_WORKDIR
+#define DFS_FILESYSTEMS_MAX 2
+#define DFS_FILESYSTEM_TYPES_MAX 2
+#define DFS_FD_MAX 16
+#define RT_USING_DFS_DEVFS
+
+/* Device Drivers */
+
+#define RT_USING_DEVICE_IPC
+#define RT_PIPE_BUFSZ 512
+#define RT_USING_SERIAL
+#define RT_SERIAL_USING_DMA
+#define RT_USING_PIN
+
+/* Using USB */
+
+
+/* POSIX layer and C standard library */
+
+#define RT_USING_LIBC
+
+/* Network */
+
+/* Socket abstraction layer */
+
+
+/* light weight TCP/IP stack */
+
+
+/* Modbus master and slave stack */
+
+
+/* AT commands */
+
+
+/* VBUS(Virtual Software BUS) */
+
+
+/* Utilities */
+
+
+/* RT-Thread online packages */
+
+/* IoT - internet of things */
+
+
+/* Wi-Fi */
+
+/* Marvell WiFi */
+
+
+/* Wiced WiFi */
+
+
+/* IoT Cloud */
+
+
+/* security packages */
+
+
+/* language packages */
+
+
+/* multimedia packages */
+
+
+/* tools packages */
+
+
+/* system packages */
+
+
+/* peripheral libraries and drivers */
+
+
+/* miscellaneous packages */
+
+
+/* sample package */
+
+
+/* example package: hello */
+
+#define RT_USING_UART1
+
+#endif

project_0/rtconfig.py

@@ -0,0 +1,50 @@
+import os
+
+# toolchains options
+ARCH='arm'
+CPU='am335x'
+CROSS_TOOL='gcc'
+
+if os.getenv('RTT_CC'):
+    CROSS_TOOL = os.getenv('RTT_CC')
+
+if  CROSS_TOOL == 'gcc':
+    PLATFORM 	= 'gcc'
+    EXEC_PATH 	= r'C:\Program Files (x86)\CodeSourcery\Sourcery_CodeBench_Lite_for_ARM_EABI\bin'
+
+if os.getenv('RTT_EXEC_PATH'):
+    EXEC_PATH = os.getenv('RTT_EXEC_PATH')
+
+BUILD = 'debug'
+
+if PLATFORM == 'gcc':
+    # toolchains
+    PREFIX = 'arm-none-eabi-'
+    CC = PREFIX + 'gcc'
+    CXX = PREFIX + 'g++'
+    AS = PREFIX + 'gcc'
+    AR = PREFIX + 'ar'
+    LINK = PREFIX + 'gcc'
+    TARGET_EXT = 'elf'
+    SIZE = PREFIX + 'size'
+    OBJDUMP = PREFIX + 'objdump'
+    OBJCPY = PREFIX + 'objcopy'
+
+    DEVICE = ' -Wall -march=armv7-a -mtune=cortex-a8'+\
+             ' -ftree-vectorize -ffast-math -mfpu=vfpv3-d16 -mfloat-abi=softfp'
+    #DEVICE = ' '
+    CFLAGS = DEVICE
+    AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp -D__ASSEMBLY__'
+    LFLAGS = DEVICE + ' -Wl,--gc-sections,-Map=rtthread-beaglebone.map,-cref,-u,Reset_Handler -T beaglebone_ram.lds'
+
+    CPATH = ''
+    LPATH = ''
+
+    if BUILD == 'debug':
+        CFLAGS += ' -O0 -gdwarf-2 -Wall'
+        AFLAGS += ' -gdwarf-2'
+    else:
+        CFLAGS += ' -O2 -Wall'
+
+    POST_ACTION = OBJCPY + ' -O binary $TARGET rtthread.bin\n' +\
+                  SIZE + ' $TARGET \n'

project_0/rtconfig_preinc.h

@@ -0,0 +1,12 @@
+
+#ifndef RTCONFIG_PREINC_H__
+#define RTCONFIG_PREINC_H__
+
+/* Automatically generated file; DO NOT EDIT. */
+/* RT-Thread pre-include file */
+
+#define HAVE_CCONFIG_H
+#define RT_USING_NEWLIB
+#define __RTTHREAD__
+
+#endif /*RTCONFIG_PREINC_H__*/

project_0/rtthread-beaglebone.map

@@ -0,0 +1,4704 @@
+Archive member included to satisfy reference by file (symbol)
+
+c:/users/yaxing.chen/downloads/env_released_1.2.0/env/tools/gnu_gcc/arm_gcc/mingw/bin/../lib/gcc/arm-none-eabi/7.3.1/../../../../arm-none-eabi/lib/thumb/v7-ar/fpv3/softfp\libc.a(lib_a-atoi.o)
+                              build\kernel\components\finsh\finsh_token.o (atoi)
+c:/users/yaxing.chen/downloads/env_released_1.2.0/env/tools/gnu_gcc/arm_gcc/mingw/bin/../lib/gcc/arm-none-eabi/7.3.1/../../../../arm-none-eabi/lib/thumb/v7-ar/fpv3/softfp\libc.a(lib_a-fclose.o)
+                              build\kernel\components\libc\compilers\newlib\stdio.o (fclose)
+c:/users/yaxing.chen/downloads/env_released_1.2.0/env/tools/gnu_gcc/arm_gcc/mingw/bin/../lib/gcc/arm-none-eabi/7.3.1/../../../../arm-none-eabi/lib/thumb/v7-ar/fpv3/softfp\libc.a(lib_a-fflush.o)
+                              c:/users/yaxing.chen/downloads/env_released_1.2.0/env/tools/gnu_gcc/arm_gcc/mingw/bin/../lib/gcc/arm-none-eabi/7.3.1/../../../../arm-none-eabi/lib/thumb/v7-ar/fpv3/softfp\libc.a(lib_a-fclose.o) (__sflush_r)
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+                              build\kernel\components\libc\compilers\newlib\stdio.o (fileno)
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+                              c:/users/yaxing.chen/downloads/env_released_1.2.0/env/tools/gnu_gcc/arm_gcc/mingw/bin/../lib/gcc/arm-none-eabi/7.3.1/../../../../arm-none-eabi/lib/thumb/v7-ar/fpv3/softfp\libc.a(lib_a-fclose.o) (__sfp_lock_acquire)
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+                              build\kernel\components\libc\compilers\newlib\stdio.o (fopen)
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+                              c:/users/yaxing.chen/downloads/env_released_1.2.0/env/tools/gnu_gcc/arm_gcc/mingw/bin/../lib/gcc/arm-none-eabi/7.3.1/../../../../arm-none-eabi/lib/thumb/v7-ar/fpv3/softfp\libc.a(lib_a-fopen.o) (_fseek_r)
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+                              build\kernel\components\finsh\shell.o (memcmp)
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+                              build\kernel\components\drivers\src\ringbuffer.o (memcpy)
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+                              build\kernel\components\libc\compilers\newlib\libc.o (putenv)
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+                              build\applications\main.o (puts)
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+                              build\kernel\components\libc\compilers\newlib\stdio.o (setvbuf)
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+ .ARM.attributes
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+
+Memory Configuration
+
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+Linker script and memory map
+
+LOAD c:/users/yaxing.chen/downloads/env_released_1.2.0/env/tools/gnu_gcc/arm_gcc/mingw/bin/../lib/gcc/arm-none-eabi/7.3.1/thumb/v7-ar/fpv3/softfp/crtfastmath.o
+LOAD c:/users/yaxing.chen/downloads/env_released_1.2.0/env/tools/gnu_gcc/arm_gcc/mingw/bin/../lib/gcc/arm-none-eabi/7.3.1/thumb/v7-ar/fpv3/softfp/crti.o
+LOAD c:/users/yaxing.chen/downloads/env_released_1.2.0/env/tools/gnu_gcc/arm_gcc/mingw/bin/../lib/gcc/arm-none-eabi/7.3.1/thumb/v7-ar/fpv3/softfp/crtbegin.o
+LOAD c:/users/yaxing.chen/downloads/env_released_1.2.0/env/tools/gnu_gcc/arm_gcc/mingw/bin/../lib/gcc/arm-none-eabi/7.3.1/../../../../arm-none-eabi/lib/thumb/v7-ar/fpv3/softfp/crt0.o
+LOAD build\applications\board.o
+LOAD build\applications\main.o
+LOAD build\drivers\gpio.o
+LOAD build\drivers\uart.o
+LOAD build\kernel\src\clock.o
+LOAD build\kernel\src\components.o
+LOAD build\kernel\src\device.o
+LOAD build\kernel\src\idle.o
+LOAD build\kernel\src\ipc.o
+LOAD build\kernel\src\irq.o
+LOAD build\kernel\src\kservice.o
+LOAD build\kernel\src\mem.o
+LOAD build\kernel\src\mempool.o
+LOAD build\kernel\src\object.o
+LOAD build\kernel\src\scheduler.o
+LOAD build\kernel\src\thread.o
+LOAD build\kernel\src\timer.o
+LOAD build\kernel\libcpu\arm\common\backtrace.o
+LOAD build\kernel\libcpu\arm\common\div0.o
+LOAD build\kernel\libcpu\arm\common\showmem.o
+LOAD build\kernel\libcpu\arm\am335x\cpu.o
+LOAD build\kernel\libcpu\arm\am335x\interrupt.o
+LOAD build\kernel\libcpu\arm\am335x\mmu.o
+LOAD build\kernel\libcpu\arm\am335x\stack.o
+LOAD build\kernel\libcpu\arm\am335x\trap.o
+LOAD build\kernel\libcpu\arm\am335x\context_gcc.o
+LOAD build\kernel\libcpu\arm\am335x\cp15_gcc.o
+LOAD build\kernel\libcpu\arm\am335x\start_gcc.o
+LOAD build\kernel\libcpu\arm\am335x\vector_gcc.o
+LOAD build\kernel\components\dfs\src\dfs.o
+LOAD build\kernel\components\dfs\src\dfs_file.o
+LOAD build\kernel\components\dfs\src\dfs_fs.o
+LOAD build\kernel\components\dfs\src\dfs_posix.o
+LOAD build\kernel\components\dfs\filesystems\devfs\devfs.o
+LOAD build\kernel\components\drivers\misc\pin.o
+LOAD build\kernel\components\drivers\serial\serial.o
+LOAD build\kernel\components\drivers\src\completion.o
+LOAD build\kernel\components\drivers\src\dataqueue.o
+LOAD build\kernel\components\drivers\src\pipe.o
+LOAD build\kernel\components\drivers\src\ringblk_buf.o
+LOAD build\kernel\components\drivers\src\ringbuffer.o
+LOAD build\kernel\components\drivers\src\waitqueue.o
+LOAD build\kernel\components\drivers\src\workqueue.o
+LOAD build\kernel\components\finsh\shell.o
+LOAD build\kernel\components\finsh\cmd.o
+LOAD build\kernel\components\finsh\msh.o
+LOAD build\kernel\components\finsh\msh_file.o
+LOAD build\kernel\components\finsh\finsh_compiler.o
+LOAD build\kernel\components\finsh\finsh_error.o
+LOAD build\kernel\components\finsh\finsh_heap.o
+LOAD build\kernel\components\finsh\finsh_init.o
+LOAD build\kernel\components\finsh\finsh_node.o
+LOAD build\kernel\components\finsh\finsh_ops.o
+LOAD build\kernel\components\finsh\finsh_parser.o
+LOAD build\kernel\components\finsh\finsh_var.o
+LOAD build\kernel\components\finsh\finsh_vm.o
+LOAD build\kernel\components\finsh\finsh_token.o
+LOAD build\kernel\components\libc\compilers\common\time.o
+LOAD build\kernel\components\libc\compilers\newlib\libc.o
+LOAD build\kernel\components\libc\compilers\newlib\libc_syms.o
+LOAD build\kernel\components\libc\compilers\newlib\stdio.o
+LOAD build\kernel\components\libc\compilers\newlib\syscalls.o
+LOAD c:/users/yaxing.chen/downloads/env_released_1.2.0/env/tools/gnu_gcc/arm_gcc/mingw/bin/../lib/gcc/arm-none-eabi/7.3.1/../../../../arm-none-eabi/lib/thumb/v7-ar/fpv3/softfp\libc.a
+LOAD c:/users/yaxing.chen/downloads/env_released_1.2.0/env/tools/gnu_gcc/arm_gcc/mingw/bin/../lib/gcc/arm-none-eabi/7.3.1/../../../../arm-none-eabi/lib/thumb/v7-ar/fpv3/softfp\libm.a
+START GROUP
+LOAD c:/users/yaxing.chen/downloads/env_released_1.2.0/env/tools/gnu_gcc/arm_gcc/mingw/bin/../lib/gcc/arm-none-eabi/7.3.1/thumb/v7-ar/fpv3/softfp\libgcc.a
+LOAD c:/users/yaxing.chen/downloads/env_released_1.2.0/env/tools/gnu_gcc/arm_gcc/mingw/bin/../lib/gcc/arm-none-eabi/7.3.1/../../../../arm-none-eabi/lib/thumb/v7-ar/fpv3/softfp\libc.a
+END GROUP
+LOAD c:/users/yaxing.chen/downloads/env_released_1.2.0/env/tools/gnu_gcc/arm_gcc/mingw/bin/../lib/gcc/arm-none-eabi/7.3.1/thumb/v7-ar/fpv3/softfp/crtend.o
+LOAD c:/users/yaxing.chen/downloads/env_released_1.2.0/env/tools/gnu_gcc/arm_gcc/mingw/bin/../lib/gcc/arm-none-eabi/7.3.1/thumb/v7-ar/fpv3/softfp/crtn.o
+                0x0000000080200000                . = 0x80200000
+                0x0000000080200000                __text_start = .
+
+.text           0x0000000080200000    0x29b30
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+                0x0000000080200000                system_vectors
+ *(.text)
+ .text          0x0000000080200040      0x32c build\applications\board.o
+                0x00000000802001bc                rt_hw_timer_init
+                0x00000000802002fc                rt_hw_board_init
+                0x000000008020031c                rt_hw_cpu_reset
+ .text          0x000000008020036c       0x20 build\applications\main.o
+                0x000000008020036c                main
+ .text          0x000000008020038c      0x2bc build\drivers\gpio.o
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+ .text          0x0000000080200648      0x804 build\drivers\uart.o
+                0x00000000802009e0                printkc
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+                0x0000000080200e70                rt_tick_set
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+                0x00000000802010e4                rt_components_init
+                0x0000000080201138                entry
+                0x0000000080201150                main_thread_entry
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+                0x0000000080201b8c                rt_device_set_tx_complete
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+                0x0000000080201d08                rt_thread_idle_delhook
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+                0x0000000080201f1c                rt_thread_idle_init
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+ .text          0x0000000080202010     0x3f30 build\kernel\src\ipc.o
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+                0x0000000080205740                rt_mq_urgent
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+                0x0000000080205f70                rt_interrupt_leave_sethook
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+                0x0000000080206010                rt_interrupt_leave
+                0x0000000080206080                rt_interrupt_get_nest
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+                0x0000000080206120                rt_set_errno
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+                0x0000000080207eb0                rt_malloc_sethook
+                0x0000000080207ee0                rt_free_sethook
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+                0x000000008020c090                rt_hw_cpu_icache_disable
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+ *fill*         0x000000008020ce04       0x1c 00000000
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+                0x000000008020de20                stack_top
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+                                                  c:/users/yaxing.chen/downloads/env_released_1.2.0/env/tools/gnu_gcc/arm_gcc/mingw/bin/../lib/gcc/arm-none-eabi/7.3.1/../../../../arm-none-eabi/lib/thumb/v7-ar/fpv3/softfp\libc.a(lib_a-snprintf.o)
+_syscall_table_begin                              build\kernel\components\finsh\shell.o
+                                                  build\kernel\components\finsh\finsh_vm.o
+                                                  build\kernel\components\finsh\msh.o
+                                                  build\kernel\components\finsh\cmd.o
+_syscall_table_end                                build\kernel\components\finsh\shell.o
+                                                  build\kernel\components\finsh\finsh_vm.o
+                                                  build\kernel\components\finsh\msh.o
+                                                  build\kernel\components\finsh\cmd.o
+_system                                           build\kernel\components\libc\compilers\newlib\syscalls.o
+_sysvar_table_begin                               build\kernel\components\finsh\shell.o
+                                                  build\kernel\components\finsh\finsh_var.o
+                                                  build\kernel\components\finsh\cmd.o
+_sysvar_table_end                                 build\kernel\components\finsh\shell.o
+                                                  build\kernel\components\finsh\finsh_var.o
+                                                  build\kernel\components\finsh\cmd.o
+_times_r                                          build\kernel\components\libc\compilers\newlib\syscalls.o
+_timevalue                                        build\kernel\components\libc\compilers\newlib\syscalls.o
+_unlink_r                                         build\kernel\components\libc\compilers\newlib\syscalls.o
+_unsetenv_r                                       c:/users/yaxing.chen/downloads/env_released_1.2.0/env/tools/gnu_gcc/arm_gcc/mingw/bin/../lib/gcc/arm-none-eabi/7.3.1/../../../../arm-none-eabi/lib/thumb/v7-ar/fpv3/softfp\libc.a(lib_a-setenv_r.o)
+_wait_r                                           build\kernel\components\libc\compilers\newlib\syscalls.o
+_wctomb_r                                         c:/users/yaxing.chen/downloads/env_released_1.2.0/env/tools/gnu_gcc/arm_gcc/mingw/bin/../lib/gcc/arm-none-eabi/7.3.1/../../../../arm-none-eabi/lib/thumb/v7-ar/fpv3/softfp\libc.a(lib_a-wctomb_r.o)
+_write_r                                          build\kernel\components\libc\compilers\newlib\syscalls.o
+                                                  c:/users/yaxing.chen/downloads/env_released_1.2.0/env/tools/gnu_gcc/arm_gcc/mingw/bin/../lib/gcc/arm-none-eabi/7.3.1/../../../../arm-none-eabi/lib/thumb/v7-ar/fpv3/softfp\libc.a(lib_a-stdio.o)
+abort                                             build\kernel\components\libc\compilers\newlib\syscalls.o
+access                                            build\kernel\components\dfs\src\dfs_posix.o
+asctime                                           build\kernel\components\libc\compilers\common\time.o
+asctime_r                                         build\kernel\components\libc\compilers\common\time.o
+atexit                                            c:/users/yaxing.chen/downloads/env_released_1.2.0/env/tools/gnu_gcc/arm_gcc/mingw/bin/../lib/gcc/arm-none-eabi/7.3.1/../../../../arm-none-eabi/lib/thumb/v7-ar/fpv3/softfp/crt0.o
+atoi                                              c:/users/yaxing.chen/downloads/env_released_1.2.0/env/tools/gnu_gcc/arm_gcc/mingw/bin/../lib/gcc/arm-none-eabi/7.3.1/../../../../arm-none-eabi/lib/thumb/v7-ar/fpv3/softfp\libc.a(lib_a-atoi.o)
+                                                  build\kernel\components\finsh\finsh_token.o
+cat                                               build\kernel\components\dfs\src\dfs_file.o
+                                                  build\kernel\components\finsh\msh_file.o
+chdir                                             build\kernel\components\dfs\src\dfs_posix.o
+                                                  build\kernel\components\finsh\msh_file.o
+clock                                             build\kernel\components\libc\compilers\common\time.o
+close                                             build\kernel\components\dfs\src\dfs_posix.o
+                                                  build\kernel\components\libc\compilers\newlib\syscalls.o
+                                                  build\kernel\components\finsh\msh_file.o
+closedir                                          build\kernel\components\dfs\src\dfs_posix.o
+                                                  build\kernel\components\finsh\msh_file.o
+                                                  build\kernel\components\finsh\msh.o
+cmd_cat                                           build\kernel\components\finsh\msh_file.o
+cmd_cd                                            build\kernel\components\finsh\msh_file.o
+cmd_cp                                            build\kernel\components\finsh\msh_file.o
+cmd_df                                            build\kernel\components\finsh\msh_file.o
+cmd_echo                                          build\kernel\components\finsh\msh_file.o
+cmd_free                                          build\kernel\components\finsh\msh.o
+cmd_ls                                            build\kernel\components\finsh\msh_file.o
+cmd_mkdir                                         build\kernel\components\finsh\msh_file.o
+cmd_mkfs                                          build\kernel\components\finsh\msh_file.o
+cmd_mv                                            build\kernel\components\finsh\msh_file.o
+cmd_ps                                            build\kernel\components\finsh\msh.o
+cmd_pwd                                           build\kernel\components\finsh\msh_file.o
+cmd_rm                                            build\kernel\components\finsh\msh_file.o
+copy                                              build\kernel\components\dfs\src\dfs_file.o
+                                                  build\kernel\components\finsh\msh_file.o
+ctime                                             build\kernel\components\libc\compilers\common\time.o
+devfs_init                                        build\kernel\components\dfs\filesystems\devfs\devfs.o
+                                                  build\kernel\components\dfs\src\dfs.o
+df                                                build\kernel\components\dfs\src\dfs_fs.o
+                                                  build\kernel\components\finsh\msh_file.o
+dfs_device_fs_close                               build\kernel\components\dfs\filesystems\devfs\devfs.o
+dfs_device_fs_getdents                            build\kernel\components\dfs\filesystems\devfs\devfs.o
+dfs_device_fs_ioctl                               build\kernel\components\dfs\filesystems\devfs\devfs.o
+dfs_device_fs_mount                               build\kernel\components\dfs\filesystems\devfs\devfs.o
+dfs_device_fs_open                                build\kernel\components\dfs\filesystems\devfs\devfs.o
+dfs_device_fs_read                                build\kernel\components\dfs\filesystems\devfs\devfs.o
+dfs_device_fs_stat                                build\kernel\components\dfs\filesystems\devfs\devfs.o
+dfs_device_fs_write                               build\kernel\components\dfs\filesystems\devfs\devfs.o
+dfs_fdtable_get                                   build\kernel\components\dfs\src\dfs.o
+dfs_file_close                                    build\kernel\components\dfs\src\dfs_file.o
+                                                  build\kernel\components\dfs\src\dfs_posix.o
+                                                  build\kernel\components\dfs\src\dfs_fs.o
+dfs_file_flush                                    build\kernel\components\dfs\src\dfs_file.o
+                                                  build\kernel\components\dfs\src\dfs_posix.o
+dfs_file_ftruncate                                build\kernel\components\dfs\src\dfs_file.o
+                                                  build\kernel\components\dfs\src\dfs_posix.o
+dfs_file_getdents                                 build\kernel\components\dfs\src\dfs_file.o
+                                                  build\kernel\components\dfs\src\dfs_posix.o
+dfs_file_ioctl                                    build\kernel\components\dfs\src\dfs_file.o
+                                                  build\kernel\components\dfs\src\dfs_posix.o
+dfs_file_lseek                                    build\kernel\components\dfs\src\dfs_file.o
+                                                  build\kernel\components\dfs\src\dfs_posix.o
+dfs_file_open                                     build\kernel\components\dfs\src\dfs_file.o
+                                                  build\kernel\components\dfs\src\dfs_posix.o
+                                                  build\kernel\components\dfs\src\dfs_fs.o
+dfs_file_read                                     build\kernel\components\dfs\src\dfs_file.o
+                                                  build\kernel\components\dfs\src\dfs_posix.o
+dfs_file_rename                                   build\kernel\components\dfs\src\dfs_file.o
+                                                  build\kernel\components\dfs\src\dfs_posix.o
+dfs_file_stat                                     build\kernel\components\dfs\src\dfs_file.o
+                                                  build\kernel\components\dfs\src\dfs_posix.o
+dfs_file_unlink                                   build\kernel\components\dfs\src\dfs_file.o
+                                                  build\kernel\components\dfs\src\dfs_posix.o
+dfs_file_write                                    build\kernel\components\dfs\src\dfs_file.o
+                                                  build\kernel\components\dfs\src\dfs_posix.o
+dfs_filesystem_get_mounted_path                   build\kernel\components\dfs\src\dfs_fs.o
+dfs_filesystem_get_partition                      build\kernel\components\dfs\src\dfs_fs.o
+dfs_filesystem_lookup                             build\kernel\components\dfs\src\dfs_fs.o
+                                                  build\kernel\components\dfs\src\dfs_file.o
+                                                  build\kernel\components\dfs\src\dfs.o
+dfs_init                                          build\kernel\components\dfs\src\dfs.o
+dfs_lock                                          build\kernel\components\dfs\src\dfs.o
+                                                  build\kernel\components\dfs\src\dfs_posix.o
+                                                  build\kernel\components\dfs\src\dfs_fs.o
+dfs_mkfs                                          build\kernel\components\dfs\src\dfs_fs.o
+                                                  build\kernel\components\finsh\msh_file.o
+dfs_mount                                         build\kernel\components\dfs\src\dfs_fs.o
+                                                  build\kernel\components\dfs\src\dfs.o
+dfs_normalize_path                                build\kernel\components\dfs\src\dfs.o
+                                                  build\kernel\components\dfs\src\dfs_posix.o
+                                                  build\kernel\components\dfs\src\dfs_fs.o
+                                                  build\kernel\components\dfs\src\dfs_file.o
+dfs_register                                      build\kernel\components\dfs\src\dfs_fs.o
+                                                  build\kernel\components\dfs\filesystems\devfs\devfs.o
+dfs_statfs                                        build\kernel\components\dfs\src\dfs_fs.o
+                                                  build\kernel\components\dfs\src\dfs_posix.o
+dfs_subdir                                        build\kernel\components\dfs\src\dfs.o
+                                                  build\kernel\components\dfs\src\dfs_file.o
+dfs_unlock                                        build\kernel\components\dfs\src\dfs.o
+                                                  build\kernel\components\dfs\src\dfs_posix.o
+                                                  build\kernel\components\dfs\src\dfs_fs.o
+dfs_unmount                                       build\kernel\components\dfs\src\dfs_fs.o
+entry                                             build\kernel\src\components.o
+environ                                           c:/users/yaxing.chen/downloads/env_released_1.2.0/env/tools/gnu_gcc/arm_gcc/mingw/bin/../lib/gcc/arm-none-eabi/7.3.1/../../../../arm-none-eabi/lib/thumb/v7-ar/fpv3/softfp\libc.a(lib_a-environ.o)
+                                                  c:/users/yaxing.chen/downloads/env_released_1.2.0/env/tools/gnu_gcc/arm_gcc/mingw/bin/../lib/gcc/arm-none-eabi/7.3.1/../../../../arm-none-eabi/lib/thumb/v7-ar/fpv3/softfp\libc.a(lib_a-getenv_r.o)
+                                                  c:/users/yaxing.chen/downloads/env_released_1.2.0/env/tools/gnu_gcc/arm_gcc/mingw/bin/../lib/gcc/arm-none-eabi/7.3.1/../../../../arm-none-eabi/lib/thumb/v7-ar/fpv3/softfp\libc.a(lib_a-setenv_r.o)
+exit                                              build\kernel\components\libc\compilers\newlib\syscalls.o
+                                                  c:/users/yaxing.chen/downloads/env_released_1.2.0/env/tools/gnu_gcc/arm_gcc/mingw/bin/../lib/gcc/arm-none-eabi/7.3.1/../../../../arm-none-eabi/lib/thumb/v7-ar/fpv3/softfp/crt0.o
+fclose                                            c:/users/yaxing.chen/downloads/env_released_1.2.0/env/tools/gnu_gcc/arm_gcc/mingw/bin/../lib/gcc/arm-none-eabi/7.3.1/../../../../arm-none-eabi/lib/thumb/v7-ar/fpv3/softfp\libc.a(lib_a-fclose.o)
+                                                  build\kernel\components\libc\compilers\newlib\stdio.o
+fcntl                                             build\kernel\components\dfs\src\dfs_posix.o
+fd_get                                            build\kernel\components\dfs\src\dfs.o
+                                                  build\kernel\components\dfs\src\dfs_posix.o
+fd_is_open                                        build\kernel\components\dfs\src\dfs.o
+                                                  build\kernel\components\dfs\src\dfs_file.o
+fd_new                                            build\kernel\components\dfs\src\dfs.o
+                                                  build\kernel\components\dfs\src\dfs_posix.o
+fd_put                                            build\kernel\components\dfs\src\dfs.o
+                                                  build\kernel\components\dfs\src\dfs_posix.o
+fflush                                            c:/users/yaxing.chen/downloads/env_released_1.2.0/env/tools/gnu_gcc/arm_gcc/mingw/bin/../lib/gcc/arm-none-eabi/7.3.1/../../../../arm-none-eabi/lib/thumb/v7-ar/fpv3/softfp\libc.a(lib_a-fflush.o)
+                                                  c:/users/yaxing.chen/downloads/env_released_1.2.0/env/tools/gnu_gcc/arm_gcc/mingw/bin/../lib/gcc/arm-none-eabi/7.3.1/../../../../arm-none-eabi/lib/thumb/v7-ar/fpv3/softfp\libc.a(lib_a-refill.o)
+fileno                                            c:/users/yaxing.chen/downloads/env_released_1.2.0/env/tools/gnu_gcc/arm_gcc/mingw/bin/../lib/gcc/arm-none-eabi/7.3.1/../../../../arm-none-eabi/lib/thumb/v7-ar/fpv3/softfp\libc.a(lib_a-fileno.o)
+                                                  build\kernel\components\libc\compilers\newlib\stdio.o
+filesystem_operation_table                        build\kernel\components\dfs\src\dfs.o
+                                                  build\kernel\components\dfs\src\dfs_fs.o
+filesystem_table                                  build\kernel\components\dfs\src\dfs.o
+                                                  build\kernel\components\dfs\src\dfs_fs.o
+finsh_compile_pc                                  build\kernel\components\finsh\finsh_compiler.o
+finsh_compile_sp                                  build\kernel\components\finsh\finsh_compiler.o
+finsh_compiler_run                                build\kernel\components\finsh\finsh_compiler.o
+                                                  build\kernel\components\finsh\shell.o
+finsh_errno                                       build\kernel\components\finsh\finsh_error.o
+                                                  build\kernel\components\finsh\shell.o
+finsh_error_init                                  build\kernel\components\finsh\finsh_error.o
+                                                  build\kernel\components\finsh\finsh_init.o
+finsh_error_set                                   build\kernel\components\finsh\finsh_error.o
+                                                  build\kernel\components\finsh\finsh_token.o
+                                                  build\kernel\components\finsh\finsh_parser.o
+                                                  build\kernel\components\finsh\finsh_node.o
+                                                  build\kernel\components\finsh\finsh_compiler.o
+finsh_error_string                                build\kernel\components\finsh\finsh_error.o
+                                                  build\kernel\components\finsh\shell.o
+finsh_flush                                       build\kernel\components\finsh\finsh_init.o
+                                                  build\kernel\components\finsh\shell.o
+finsh_get_device                                  build\kernel\components\finsh\shell.o
+finsh_get_echo                                    build\kernel\components\finsh\shell.o
+finsh_get_prompt                                  build\kernel\components\finsh\shell.o
+finsh_get_prompt_mode                             build\kernel\components\finsh\shell.o
+finsh_heap                                        build\kernel\components\finsh\finsh_heap.o
+finsh_heap_allocate                               build\kernel\components\finsh\finsh_heap.o
+                                                  build\kernel\components\finsh\finsh_node.o
+finsh_heap_free                                   build\kernel\components\finsh\finsh_heap.o
+finsh_heap_init                                   build\kernel\components\finsh\finsh_heap.o
+                                                  build\kernel\components\finsh\finsh_init.o
+finsh_init                                        build\kernel\components\finsh\finsh_init.o
+                                                  build\kernel\components\finsh\shell.o
+finsh_node_allocate                               build\kernel\components\finsh\finsh_node.o
+                                                  build\kernel\components\finsh\finsh_parser.o
+finsh_node_init                                   build\kernel\components\finsh\finsh_node.o
+                                                  build\kernel\components\finsh\finsh_init.o
+finsh_node_new_char                               build\kernel\components\finsh\finsh_node.o
+                                                  build\kernel\components\finsh\finsh_parser.o
+finsh_node_new_id                                 build\kernel\components\finsh\finsh_node.o
+                                                  build\kernel\components\finsh\finsh_parser.o
+finsh_node_new_int                                build\kernel\components\finsh\finsh_node.o
+                                                  build\kernel\components\finsh\finsh_parser.o
+finsh_node_new_long                               build\kernel\components\finsh\finsh_node.o
+                                                  build\kernel\components\finsh\finsh_parser.o
+finsh_node_new_ptr                                build\kernel\components\finsh\finsh_node.o
+                                                  build\kernel\components\finsh\finsh_parser.o
+finsh_node_new_string                             build\kernel\components\finsh\finsh_node.o
+                                                  build\kernel\components\finsh\finsh_parser.o
+finsh_parser_init                                 build\kernel\components\finsh\finsh_parser.o
+                                                  build\kernel\components\finsh\finsh_init.o
+finsh_parser_run                                  build\kernel\components\finsh\finsh_parser.o
+                                                  build\kernel\components\finsh\shell.o
+finsh_pc                                          build\kernel\components\finsh\finsh_vm.o
+                                                  build\kernel\components\finsh\finsh_ops.o
+finsh_reset                                       build\kernel\components\finsh\finsh_init.o
+finsh_run_line                                    build\kernel\components\finsh\shell.o
+finsh_set_device                                  build\kernel\components\finsh\shell.o
+finsh_set_echo                                    build\kernel\components\finsh\shell.o
+finsh_set_prompt                                  build\kernel\components\finsh\shell.o
+finsh_set_prompt_mode                             build\kernel\components\finsh\shell.o
+finsh_sp                                          build\kernel\components\finsh\finsh_vm.o
+                                                  build\kernel\components\finsh\finsh_ops.o
+finsh_stack_bottom                                build\kernel\components\finsh\finsh_init.o
+                                                  build\kernel\components\finsh\shell.o
+finsh_syscall_append                              build\kernel\components\finsh\finsh_vm.o
+finsh_syscall_lookup                              build\kernel\components\finsh\finsh_vm.o
+                                                  build\kernel\components\finsh\finsh_node.o
+finsh_system_function_init                        build\kernel\components\finsh\shell.o
+finsh_system_init                                 build\kernel\components\finsh\shell.o
+finsh_system_var_init                             build\kernel\components\finsh\shell.o
+finsh_sysvar_append                               build\kernel\components\finsh\finsh_var.o
+finsh_sysvar_lookup                               build\kernel\components\finsh\finsh_var.o
+                                                  build\kernel\components\finsh\finsh_node.o
+finsh_thread_entry                                build\kernel\components\finsh\shell.o
+finsh_token_get_token                             build\kernel\components\finsh\finsh_token.o
+finsh_token_init                                  build\kernel\components\finsh\finsh_token.o
+                                                  build\kernel\components\finsh\finsh_parser.o
+finsh_token_token                                 build\kernel\components\finsh\finsh_token.o
+                                                  build\kernel\components\finsh\finsh_parser.o
+finsh_var_delete                                  build\kernel\components\finsh\finsh_var.o
+finsh_var_init                                    build\kernel\components\finsh\finsh_var.o
+                                                  build\kernel\components\finsh\finsh_init.o
+finsh_var_insert                                  build\kernel\components\finsh\finsh_var.o
+                                                  build\kernel\components\finsh\finsh_parser.o
+finsh_var_lookup                                  build\kernel\components\finsh\finsh_var.o
+                                                  build\kernel\components\finsh\finsh_node.o
+finsh_vm_run                                      build\kernel\components\finsh\finsh_vm.o
+                                                  build\kernel\components\finsh\shell.o
+finsh_vm_stack                                    build\kernel\components\finsh\finsh_vm.o
+                                                  build\kernel\components\finsh\finsh_init.o
+                                                  build\kernel\components\finsh\finsh_compiler.o
+flock                                             build\kernel\components\libc\compilers\newlib\syscalls.o
+fopen                                             c:/users/yaxing.chen/downloads/env_released_1.2.0/env/tools/gnu_gcc/arm_gcc/mingw/bin/../lib/gcc/arm-none-eabi/7.3.1/../../../../arm-none-eabi/lib/thumb/v7-ar/fpv3/softfp\libc.a(lib_a-fopen.o)
+                                                  build\kernel\components\libc\compilers\newlib\stdio.o
+free                                              c:/users/yaxing.chen/downloads/env_released_1.2.0/env/tools/gnu_gcc/arm_gcc/mingw/bin/../lib/gcc/arm-none-eabi/7.3.1/../../../../arm-none-eabi/lib/thumb/v7-ar/fpv3/softfp\libc.a(lib_a-malloc.o)
+frexp                                             c:/users/yaxing.chen/downloads/env_released_1.2.0/env/tools/gnu_gcc/arm_gcc/mingw/bin/../lib/gcc/arm-none-eabi/7.3.1/../../../../arm-none-eabi/lib/thumb/v7-ar/fpv3/softfp\libc.a(lib_a-s_frexp.o)
+                                                  c:/users/yaxing.chen/downloads/env_released_1.2.0/env/tools/gnu_gcc/arm_gcc/mingw/bin/../lib/gcc/arm-none-eabi/7.3.1/../../../../arm-none-eabi/lib/thumb/v7-ar/fpv3/softfp\libc.a(lib_a-svfprintf.o)
+fseek                                             c:/users/yaxing.chen/downloads/env_released_1.2.0/env/tools/gnu_gcc/arm_gcc/mingw/bin/../lib/gcc/arm-none-eabi/7.3.1/../../../../arm-none-eabi/lib/thumb/v7-ar/fpv3/softfp\libc.a(lib_a-fseek.o)
+fseeko                                            c:/users/yaxing.chen/downloads/env_released_1.2.0/env/tools/gnu_gcc/arm_gcc/mingw/bin/../lib/gcc/arm-none-eabi/7.3.1/../../../../arm-none-eabi/lib/thumb/v7-ar/fpv3/softfp\libc.a(lib_a-fseeko.o)
+fstat                                             build\kernel\components\dfs\src\dfs_posix.o
+fsync                                             build\kernel\components\dfs\src\dfs_posix.o
+ftruncate                                         build\kernel\components\dfs\src\dfs_posix.o
+getcwd                                            build\kernel\components\dfs\src\dfs_posix.o
+                                                  build\kernel\components\finsh\msh.o
+                                                  build\kernel\components\finsh\shell.o
+gettimeofday                                      build\kernel\components\libc\compilers\common\time.o
+getuid                                            build\kernel\components\libc\compilers\newlib\syscalls.o
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+                                                  build\kernel\components\finsh\msh_file.o
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+                                                  build\kernel\components\libc\compilers\newlib\libc.o
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+                                                  build\applications\main.o
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+                                                  build\kernel\components\finsh\msh_file.o
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+                                                  build\kernel\components\finsh\msh.o
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+                                                  build\kernel\components\finsh\msh_file.o
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+rt_assert_handler                                 build\kernel\src\kservice.o
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+                                                  build\kernel\components\libc\compilers\common\time.o
+                                                  build\kernel\components\finsh\msh.o
+                                                  build\kernel\components\finsh\shell.o
+                                                  build\kernel\components\drivers\src\workqueue.o
+                                                  build\kernel\components\drivers\src\waitqueue.o
+                                                  build\kernel\components\drivers\src\ringbuffer.o
+                                                  build\kernel\components\drivers\src\ringblk_buf.o
+                                                  build\kernel\components\drivers\src\pipe.o
+                                                  build\kernel\components\drivers\src\dataqueue.o
+                                                  build\kernel\components\drivers\src\completion.o
+                                                  build\kernel\components\drivers\serial\serial.o
+                                                  build\kernel\components\drivers\misc\pin.o
+                                                  build\kernel\components\dfs\filesystems\devfs\devfs.o
+                                                  build\kernel\components\dfs\src\dfs_fs.o
+                                                  build\kernel\components\dfs\src\dfs.o
+                                                  build\kernel\libcpu\arm\am335x\cpu.o
+                                                  build\kernel\libcpu\arm\common\showmem.o
+                                                  build\kernel\src\timer.o
+                                                  build\kernel\src\thread.o
+                                                  build\kernel\src\scheduler.o
+                                                  build\kernel\src\object.o
+                                                  build\kernel\src\mempool.o
+                                                  build\kernel\src\mem.o
+                                                  build\kernel\src\ipc.o
+                                                  build\kernel\src\idle.o
+                                                  build\kernel\src\device.o
+                                                  build\kernel\src\components.o
+                                                  build\drivers\uart.o
+                                                  build\drivers\gpio.o
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+                                                  build\kernel\components\libc\compilers\newlib\syscalls.o
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+rt_completion_wait                                build\kernel\components\drivers\src\completion.o
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+                                                  build\kernel\libcpu\arm\am335x\mmu.o
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+rt_current_thread                                 build\kernel\src\scheduler.o
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+                                                  build\kernel\libcpu\arm\am335x\trap.o
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+                                                  build\kernel\components\drivers\serial\serial.o
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+rt_data_queue_len                                 build\kernel\components\drivers\src\dataqueue.o
+rt_data_queue_peek                                build\kernel\components\drivers\src\dataqueue.o
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+                                                  build\kernel\components\drivers\serial\serial.o
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+rt_device_close                                   build\kernel\src\device.o
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+                                                  build\kernel\components\dfs\filesystems\devfs\devfs.o
+                                                  build\kernel\components\dfs\src\dfs_fs.o
+                                                  build\kernel\src\kservice.o
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+                                                  build\kernel\components\libc\compilers\newlib\syscalls.o
+                                                  build\kernel\components\libc\compilers\common\time.o
+                                                  build\kernel\components\dfs\filesystems\devfs\devfs.o
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+rt_device_destroy                                 build\kernel\src\device.o
+rt_device_find                                    build\kernel\src\device.o
+                                                  build\kernel\components\libc\compilers\newlib\syscalls.o
+                                                  build\kernel\components\libc\compilers\common\time.o
+                                                  build\kernel\components\finsh\shell.o
+                                                  build\kernel\components\drivers\src\pipe.o
+                                                  build\kernel\components\dfs\filesystems\devfs\devfs.o
+                                                  build\kernel\components\dfs\src\dfs_fs.o
+                                                  build\kernel\src\kservice.o
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+rt_device_open                                    build\kernel\src\device.o
+                                                  build\kernel\components\finsh\shell.o
+                                                  build\kernel\components\dfs\filesystems\devfs\devfs.o
+                                                  build\kernel\components\dfs\src\dfs_fs.o
+                                                  build\kernel\src\kservice.o
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+                                                  build\drivers\gpio.o
+rt_device_read                                    build\kernel\src\device.o
+                                                  build\kernel\components\finsh\shell.o
+                                                  build\kernel\components\dfs\filesystems\devfs\devfs.o
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+                                                  build\kernel\components\drivers\src\pipe.o
+                                                  build\kernel\components\drivers\serial\serial.o
+                                                  build\kernel\components\drivers\misc\pin.o
+rt_device_set_rx_indicate                         build\kernel\src\device.o
+                                                  build\kernel\components\finsh\shell.o
+rt_device_set_tx_complete                         build\kernel\src\device.o
+rt_device_unregister                              build\kernel\src\device.o
+                                                  build\kernel\components\drivers\src\pipe.o
+rt_device_write                                   build\kernel\src\device.o
+                                                  build\kernel\components\dfs\filesystems\devfs\devfs.o
+                                                  build\kernel\src\kservice.o
+rt_dump_aintc                                     build\kernel\libcpu\arm\am335x\interrupt.o
+rt_dump_isr_table                                 build\kernel\libcpu\arm\am335x\interrupt.o
+rt_enter_critical                                 build\kernel\src\scheduler.o
+                                                  build\kernel\components\drivers\src\workqueue.o
+                                                  build\kernel\components\drivers\src\dataqueue.o
+                                                  build\kernel\components\dfs\filesystems\devfs\devfs.o
+                                                  build\kernel\components\dfs\src\dfs.o
+                                                  build\kernel\src\object.o
+rt_event_control                                  build\kernel\src\ipc.o
+rt_event_create                                   build\kernel\src\ipc.o
+rt_event_delete                                   build\kernel\src\ipc.o
+rt_event_detach                                   build\kernel\src\ipc.o
+rt_event_init                                     build\kernel\src\ipc.o
+rt_event_recv                                     build\kernel\src\ipc.o
+rt_event_send                                     build\kernel\src\ipc.o
+rt_exit_critical                                  build\kernel\src\scheduler.o
+                                                  build\kernel\components\drivers\src\workqueue.o
+                                                  build\kernel\components\drivers\src\dataqueue.o
+                                                  build\kernel\components\dfs\filesystems\devfs\devfs.o
+                                                  build\kernel\components\dfs\src\dfs.o
+                                                  build\kernel\src\object.o
+rt_free                                           build\kernel\src\mem.o
+                                                  build\kernel\components\libc\compilers\newlib\syscalls.o
+                                                  build\kernel\components\finsh\msh_file.o
+                                                  build\kernel\components\finsh\msh.o
+                                                  build\kernel\components\finsh\shell.o
+                                                  build\kernel\components\drivers\src\workqueue.o
+                                                  build\kernel\components\drivers\src\ringbuffer.o
+                                                  build\kernel\components\drivers\src\ringblk_buf.o
+                                                  build\kernel\components\drivers\src\pipe.o
+                                                  build\kernel\components\drivers\src\dataqueue.o
+                                                  build\kernel\components\drivers\serial\serial.o
+                                                  build\kernel\components\dfs\filesystems\devfs\devfs.o
+                                                  build\kernel\components\dfs\src\dfs_posix.o
+                                                  build\kernel\components\dfs\src\dfs_fs.o
+                                                  build\kernel\components\dfs\src\dfs_file.o
+                                                  build\kernel\components\dfs\src\dfs.o
+                                                  build\kernel\src\object.o
+                                                  build\kernel\src\mempool.o
+                                                  build\kernel\src\kservice.o
+                                                  build\kernel\src\ipc.o
+                                                  build\kernel\src\idle.o
+                                                  build\kernel\src\device.o
+rt_free_align                                     build\kernel\src\kservice.o
+rt_free_sethook                                   build\kernel\src\mem.o
+rt_get_errno                                      build\kernel\src\kservice.o
+rt_hw_backtrace                                   build\kernel\libcpu\arm\common\backtrace.o
+rt_hw_board_init                                  build\applications\board.o
+                                                  build\kernel\src\components.o
+rt_hw_console_output                              build\kernel\src\kservice.o
+rt_hw_context_switch                              build\kernel\libcpu\arm\am335x\context_gcc.o
+                                                  build\kernel\src\scheduler.o
+rt_hw_context_switch_interrupt                    build\kernel\libcpu\arm\am335x\context_gcc.o
+                                                  build\kernel\src\scheduler.o
+rt_hw_context_switch_to                           build\kernel\libcpu\arm\am335x\context_gcc.o
+                                                  build\kernel\src\scheduler.o
+rt_hw_cpu_dcache_disable                          build\kernel\libcpu\arm\am335x\cpu.o
+rt_hw_cpu_dcache_enable                           build\kernel\libcpu\arm\am335x\cpu.o
+                                                  build\kernel\libcpu\arm\am335x\mmu.o
+rt_hw_cpu_dcache_status                           build\kernel\libcpu\arm\am335x\cpu.o
+rt_hw_cpu_icache_disable                          build\kernel\libcpu\arm\am335x\cpu.o
+rt_hw_cpu_icache_enable                           build\kernel\libcpu\arm\am335x\cpu.o
+                                                  build\kernel\libcpu\arm\am335x\mmu.o
+rt_hw_cpu_icache_status                           build\kernel\libcpu\arm\am335x\cpu.o
+rt_hw_cpu_reset                                   build\applications\board.o
+rt_hw_cpu_shutdown                                build\kernel\libcpu\arm\am335x\cpu.o
+                                                  build\kernel\libcpu\arm\am335x\trap.o
+rt_hw_gpio_init                                   build\drivers\gpio.o
+rt_hw_interrupt_ack                               build\kernel\libcpu\arm\am335x\interrupt.o
+                                                  build\kernel\libcpu\arm\am335x\trap.o
+rt_hw_interrupt_clear                             build\kernel\libcpu\arm\am335x\interrupt.o
+rt_hw_interrupt_control                           build\kernel\libcpu\arm\am335x\interrupt.o
+                                                  build\drivers\uart.o
+                                                  build\applications\board.o
+rt_hw_interrupt_disable                           build\kernel\libcpu\arm\am335x\context_gcc.o
+                                                  build\kernel\components\finsh\cmd.o
+                                                  build\kernel\components\drivers\src\workqueue.o
+                                                  build\kernel\components\drivers\src\waitqueue.o
+                                                  build\kernel\components\drivers\src\ringblk_buf.o
+                                                  build\kernel\components\drivers\src\dataqueue.o
+                                                  build\kernel\components\drivers\src\completion.o
+                                                  build\kernel\components\drivers\serial\serial.o
+                                                  build\kernel\libcpu\arm\am335x\cpu.o
+                                                  build\kernel\src\timer.o
+                                                  build\kernel\src\thread.o
+                                                  build\kernel\src\scheduler.o
+                                                  build\kernel\src\object.o
+                                                  build\kernel\src\mempool.o
+                                                  build\kernel\src\mem.o
+                                                  build\kernel\src\irq.o
+                                                  build\kernel\src\ipc.o
+                                                  build\kernel\src\idle.o
+                                                  build\kernel\src\components.o
+                                                  build\kernel\src\clock.o
+rt_hw_interrupt_enable                            build\kernel\libcpu\arm\am335x\context_gcc.o
+                                                  build\kernel\components\finsh\cmd.o
+                                                  build\kernel\components\drivers\src\workqueue.o
+                                                  build\kernel\components\drivers\src\waitqueue.o
+                                                  build\kernel\components\drivers\src\ringblk_buf.o
+                                                  build\kernel\components\drivers\src\dataqueue.o
+                                                  build\kernel\components\drivers\src\completion.o
+                                                  build\kernel\components\drivers\serial\serial.o
+                                                  build\kernel\src\timer.o
+                                                  build\kernel\src\thread.o
+                                                  build\kernel\src\scheduler.o
+                                                  build\kernel\src\object.o
+                                                  build\kernel\src\mempool.o
+                                                  build\kernel\src\mem.o
+                                                  build\kernel\src\irq.o
+                                                  build\kernel\src\ipc.o
+                                                  build\kernel\src\idle.o
+                                                  build\kernel\src\clock.o
+rt_hw_interrupt_get_active                        build\kernel\libcpu\arm\am335x\interrupt.o
+                                                  build\kernel\libcpu\arm\am335x\trap.o
+rt_hw_interrupt_init                              build\kernel\libcpu\arm\am335x\interrupt.o
+rt_hw_interrupt_install                           build\kernel\libcpu\arm\am335x\interrupt.o
+                                                  build\drivers\uart.o
+                                                  build\applications\board.o
+rt_hw_interrupt_mask                              build\kernel\libcpu\arm\am335x\interrupt.o
+                                                  build\drivers\uart.o
+rt_hw_interrupt_trigger                           build\kernel\libcpu\arm\am335x\interrupt.o
+rt_hw_interrupt_umask                             build\kernel\libcpu\arm\am335x\interrupt.o
+                                                  build\drivers\uart.o
+                                                  build\applications\board.o
+rt_hw_mmu_init                                    build\kernel\libcpu\arm\am335x\mmu.o
+rt_hw_serial_init                                 build\drivers\uart.o
+rt_hw_serial_isr                                  build\kernel\components\drivers\serial\serial.o
+                                                  build\drivers\uart.o
+rt_hw_serial_register                             build\kernel\components\drivers\serial\serial.o
+                                                  build\drivers\uart.o
+rt_hw_show_memory                                 build\kernel\libcpu\arm\common\showmem.o
+rt_hw_show_register                               build\kernel\libcpu\arm\am335x\trap.o
+rt_hw_stack_init                                  build\kernel\libcpu\arm\am335x\stack.o
+                                                  build\kernel\src\thread.o
+rt_hw_timer_init                                  build\applications\board.o
+rt_hw_trap_dabt                                   build\kernel\libcpu\arm\am335x\trap.o
+                                                  build\kernel\libcpu\arm\am335x\start_gcc.o
+rt_hw_trap_fiq                                    build\kernel\libcpu\arm\am335x\trap.o
+                                                  build\kernel\libcpu\arm\am335x\start_gcc.o
+rt_hw_trap_irq                                    build\kernel\libcpu\arm\am335x\trap.o
+                                                  build\kernel\libcpu\arm\am335x\start_gcc.o
+rt_hw_trap_pabt                                   build\kernel\libcpu\arm\am335x\trap.o
+                                                  build\kernel\libcpu\arm\am335x\start_gcc.o
+rt_hw_trap_swi                                    build\kernel\libcpu\arm\am335x\trap.o
+                                                  build\kernel\libcpu\arm\am335x\start_gcc.o
+rt_hw_trap_udef                                   build\kernel\libcpu\arm\am335x\trap.o
+                                                  build\kernel\libcpu\arm\am335x\start_gcc.o
+rt_interrupt_enter                                build\kernel\src\irq.o
+                                                  build\kernel\libcpu\arm\am335x\start_gcc.o
+rt_interrupt_enter_sethook                        build\kernel\src\irq.o
+rt_interrupt_from_thread                          build\kernel\libcpu\arm\am335x\interrupt.o
+                                                  build\kernel\libcpu\arm\am335x\start_gcc.o
+                                                  build\kernel\libcpu\arm\am335x\context_gcc.o
+rt_interrupt_get_nest                             build\kernel\src\irq.o
+                                                  build\kernel\components\drivers\src\waitqueue.o
+                                                  build\kernel\components\drivers\src\dataqueue.o
+                                                  build\kernel\components\drivers\src\completion.o
+                                                  build\kernel\src\object.o
+                                                  build\kernel\src\mempool.o
+                                                  build\kernel\src\mem.o
+                                                  build\kernel\src\kservice.o
+                                                  build\kernel\src\ipc.o
+                                                  build\kernel\src\idle.o
+rt_interrupt_leave                                build\kernel\src\irq.o
+                                                  build\kernel\libcpu\arm\am335x\start_gcc.o
+rt_interrupt_leave_sethook                        build\kernel\src\irq.o
+rt_interrupt_nest                                 build\kernel\src\irq.o
+                                                  build\kernel\libcpu\arm\am335x\interrupt.o
+                                                  build\kernel\src\scheduler.o
+rt_interrupt_to_thread                            build\kernel\libcpu\arm\am335x\interrupt.o
+                                                  build\kernel\libcpu\arm\am335x\start_gcc.o
+                                                  build\kernel\libcpu\arm\am335x\context_gcc.o
+rt_ipc_get_highest_priority                       build\kernel\src\ipc.o
+rt_kprintf                                        build\kernel\src\kservice.o
+                                                  build\kernel\components\libc\compilers\newlib\syscalls.o
+                                                  build\kernel\components\finsh\msh_file.o
+                                                  build\kernel\components\finsh\msh.o
+                                                  build\kernel\components\finsh\cmd.o
+                                                  build\kernel\components\finsh\shell.o
+                                                  build\kernel\components\drivers\src\waitqueue.o
+                                                  build\kernel\components\drivers\src\dataqueue.o
+                                                  build\kernel\components\drivers\src\completion.o
+                                                  build\kernel\components\drivers\serial\serial.o
+                                                  build\kernel\components\dfs\src\dfs_posix.o
+                                                  build\kernel\components\dfs\src\dfs_fs.o
+                                                  build\kernel\components\dfs\src\dfs_file.o
+                                                  build\kernel\components\dfs\src\dfs.o
+                                                  build\kernel\libcpu\arm\am335x\trap.o
+                                                  build\kernel\libcpu\arm\am335x\interrupt.o
+                                                  build\kernel\libcpu\arm\am335x\cpu.o
+                                                  build\kernel\libcpu\arm\common\showmem.o
+                                                  build\kernel\libcpu\arm\common\backtrace.o
+                                                  build\kernel\src\scheduler.o
+                                                  build\kernel\src\object.o
+                                                  build\kernel\src\mempool.o
+                                                  build\kernel\src\mem.o
+                                                  build\kernel\src\ipc.o
+                                                  build\kernel\src\idle.o
+                                                  build\kernel\src\device.o
+rt_kputs                                          build\kernel\src\kservice.o
+rt_malloc                                         build\kernel\src\mem.o
+                                                  build\kernel\components\libc\compilers\newlib\syscalls.o
+                                                  build\kernel\components\finsh\finsh_vm.o
+                                                  build\kernel\components\finsh\finsh_var.o
+                                                  build\kernel\components\finsh\msh_file.o
+                                                  build\kernel\components\finsh\msh.o
+                                                  build\kernel\components\finsh\shell.o
+                                                  build\kernel\components\drivers\src\workqueue.o
+                                                  build\kernel\components\drivers\src\ringbuffer.o
+                                                  build\kernel\components\drivers\src\ringblk_buf.o
+                                                  build\kernel\components\drivers\src\pipe.o
+                                                  build\kernel\components\drivers\src\dataqueue.o
+                                                  build\kernel\components\drivers\serial\serial.o
+                                                  build\kernel\components\dfs\filesystems\devfs\devfs.o
+                                                  build\kernel\components\dfs\src\dfs_posix.o
+                                                  build\kernel\components\dfs\src\dfs_file.o
+                                                  build\kernel\components\dfs\src\dfs.o
+                                                  build\kernel\src\thread.o
+                                                  build\kernel\src\object.o
+                                                  build\kernel\src\mempool.o
+                                                  build\kernel\src\kservice.o
+                                                  build\kernel\src\ipc.o
+                                                  build\kernel\src\device.o
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+rt_memcmp                                         build\kernel\src\kservice.o
+rt_memcpy                                         build\kernel\src\kservice.o
+                                                  build\kernel\components\drivers\serial\serial.o
+                                                  build\kernel\libcpu\arm\am335x\interrupt.o
+                                                  build\kernel\src\mem.o
+                                                  build\kernel\src\ipc.o
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+                                                  build\kernel\components\finsh\shell.o
+rt_memory_info                                    build\kernel\src\mem.o
+rt_memset                                         build\kernel\src\kservice.o
+                                                  build\kernel\components\drivers\src\pipe.o
+                                                  build\kernel\components\drivers\serial\serial.o
+                                                  build\kernel\libcpu\arm\am335x\interrupt.o
+                                                  build\kernel\src\thread.o
+                                                  build\kernel\src\object.o
+                                                  build\kernel\src\mem.o
+                                                  build\kernel\src\device.o
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+rt_mutex_detach                                   build\kernel\src\ipc.o
+                                                  build\kernel\components\drivers\src\pipe.o
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+                                                  build\kernel\components\drivers\src\pipe.o
+                                                  build\kernel\components\dfs\src\dfs.o
+rt_mutex_release                                  build\kernel\src\ipc.o
+                                                  build\kernel\components\drivers\src\pipe.o
+                                                  build\kernel\components\dfs\src\dfs.o
+rt_mutex_take                                     build\kernel\src\ipc.o
+                                                  build\kernel\components\drivers\src\pipe.o
+                                                  build\kernel\components\dfs\src\dfs.o
+rt_object_allocate                                build\kernel\src\object.o
+                                                  build\kernel\src\timer.o
+                                                  build\kernel\src\thread.o
+                                                  build\kernel\src\mempool.o
+                                                  build\kernel\src\ipc.o
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+rt_object_delete                                  build\kernel\src\object.o
+                                                  build\kernel\src\timer.o
+                                                  build\kernel\src\thread.o
+                                                  build\kernel\src\mempool.o
+                                                  build\kernel\src\ipc.o
+                                                  build\kernel\src\idle.o
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+                                                  build\kernel\src\timer.o
+                                                  build\kernel\src\thread.o
+                                                  build\kernel\src\mempool.o
+                                                  build\kernel\src\ipc.o
+                                                  build\kernel\src\device.o
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+rt_object_find                                    build\kernel\src\object.o
+                                                  build\kernel\src\thread.o
+                                                  build\kernel\src\device.o
+rt_object_get_information                         build\kernel\src\object.o
+                                                  build\kernel\components\finsh\cmd.o
+                                                  build\kernel\components\dfs\filesystems\devfs\devfs.o
+rt_object_get_length                              build\kernel\src\object.o
+rt_object_get_pointers                            build\kernel\src\object.o
+rt_object_get_type                                build\kernel\src\object.o
+                                                  build\kernel\src\timer.o
+                                                  build\kernel\src\thread.o
+                                                  build\kernel\src\mempool.o
+                                                  build\kernel\src\ipc.o
+                                                  build\kernel\src\device.o
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+                                                  build\kernel\src\timer.o
+                                                  build\kernel\src\thread.o
+                                                  build\kernel\src\mempool.o
+                                                  build\kernel\src\ipc.o
+                                                  build\kernel\src\device.o
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+                                                  build\kernel\src\timer.o
+                                                  build\kernel\src\thread.o
+                                                  build\kernel\src\mempool.o
+                                                  build\kernel\src\ipc.o
+                                                  build\kernel\src\device.o
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+                                                  build\kernel\src\timer.o
+                                                  build\kernel\src\ipc.o
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+                                                  build\kernel\src\timer.o
+                                                  build\kernel\src\ipc.o
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+                                                  build\kernel\src\ipc.o
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+rt_rbb_next_blk_queue_len                         build\kernel\components\drivers\src\ringblk_buf.o
+rt_realloc                                        build\kernel\src\mem.o
+                                                  build\kernel\components\libc\compilers\newlib\syscalls.o
+                                                  build\kernel\components\dfs\src\dfs.o
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+                                                  build\kernel\components\drivers\src\pipe.o
+rt_ringbuffer_data_len                            build\kernel\components\drivers\src\ringbuffer.o
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+                                                  build\kernel\components\drivers\src\pipe.o
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+                                                  build\kernel\components\drivers\src\pipe.o
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+                                                  build\kernel\components\finsh\finsh_compiler.o
+time                                              build\kernel\components\libc\compilers\common\time.o
+token_get_string                                  build\kernel\components\finsh\finsh_token.o
+uart1                                             build\drivers\uart.o
+umask                                             build\kernel\components\libc\compilers\newlib\syscalls.o
+unlink                                            build\kernel\components\dfs\src\dfs_posix.o
+                                                  build\kernel\components\libc\compilers\newlib\syscalls.o
+                                                  build\kernel\components\finsh\msh_file.o
+vector_dabt                                       build\kernel\libcpu\arm\am335x\start_gcc.o
+                                                  build\kernel\libcpu\arm\am335x\vector_gcc.o
+vector_fiq                                        build\kernel\libcpu\arm\am335x\start_gcc.o
+                                                  build\kernel\libcpu\arm\am335x\vector_gcc.o
+vector_irq                                        build\kernel\libcpu\arm\am335x\start_gcc.o
+                                                  build\kernel\libcpu\arm\am335x\vector_gcc.o
+vector_pabt                                       build\kernel\libcpu\arm\am335x\start_gcc.o
+                                                  build\kernel\libcpu\arm\am335x\vector_gcc.o
+vector_resv                                       build\kernel\libcpu\arm\am335x\start_gcc.o
+                                                  build\kernel\libcpu\arm\am335x\vector_gcc.o
+vector_swi                                        build\kernel\libcpu\arm\am335x\start_gcc.o
+                                                  build\kernel\libcpu\arm\am335x\vector_gcc.o
+vector_undef                                      build\kernel\libcpu\arm\am335x\start_gcc.o
+                                                  build\kernel\libcpu\arm\am335x\vector_gcc.o
+version                                           build\kernel\components\finsh\cmd.o
+vmm_thread                                        build\kernel\libcpu\arm\am335x\start_gcc.o
+vmm_virq_check                                    build\kernel\libcpu\arm\am335x\start_gcc.o
+working_directory                                 build\kernel\components\dfs\src\dfs.o
+                                                  build\kernel\components\finsh\msh_file.o
+                                                  build\kernel\components\dfs\src\dfs_posix.o
+                                                  build\kernel\components\dfs\src\dfs_file.o
+write                                             build\kernel\components\dfs\src\dfs_posix.o
+                                                  build\kernel\components\libc\compilers\newlib\syscalls.o
+                                                  build\kernel\components\finsh\msh_file.o

project_0/uboot_cmd.txt

@@ -0,0 +1,5 @@
+mmcinfo
+fatload mmc 0 0x80200000 rtthread.bin
+go 0x80200000
+
+其中的地址0x80200000根据链接地址确定

sdk-bsp-am3358-ti-beaglebone.yaml

@@ -0,0 +1,109 @@
+board:
+  buy_url_cn: https://beagleboard.org/bone-original
+  buy_url_global: https://beagleboard.org/bone-original
+  debug_interface: SWD
+  debugger: J-Link
+  description_en: BeagleBone is an $89 MSRP, credit-card-sized Linux computer that
+    connects to the Internet and runs software such as Android 4.0 and Ubuntu. With
+    plenty of I/O and processing power for real-time analysis provided by an AM335x
+    720MHz ARM® processor, BeagleBone can be complemented with cape plug-in boards
+    to augment functionality.
+  description_zh: BeagleBone是一台售价89美元的建议零售价，信用卡大小的Linux计算机，可连接到互联网并运行诸如Android 4.0和Ubuntu之类的软件。
+    BeagleBone具有AM335x 720MHzARM®处理器提供的大量I / O和处理能力，用于实时分析，可以与海角插件板配合使用以增强功能。
+  emulator_machine: ''
+  large_image: documents/images/BeagleBone_large.png
+  name: AM3358-TI-BEAGLEBONE
+  price_cn: 630 CNY
+  price_global: 89 USD
+  sale_contact_cn: https://beagleboard.org/bone-original
+  sale_contact_global: https://beagleboard.org/bone-original
+  small_image: documents/images/BeagleBone_small.png
+  vendor: TI
+  version: Rev A6
+chip:
+  chip_name: AM3358_ZCZ
+  clock_source: HSE
+  device_vendor: TI
+  family_name: AM3358
+  rx_name: PA10
+  series_name: AM3358
+  source_freq: '8000000'
+  sub_series_name: AM3358
+  target_freq: '240000000'
+  tx_name: PA9
+  uart_name: UART1
+docs:
+- category: other
+  file: documents/BEAGLEBONE_REV_A6A.pdf
+  title: BEAGLEBONE_REV_A6A_SCH
+- category: sheet
+  file: documents/am3358.pdf
+  title: am3358
+example_projects: []
+features:
+- 256MB DDR2 RAM
+- 3D graphics accelerator
+- 2x PRU 32-bit RISC CPUs
+- 'USB client: power, debug and device'
+- USB host
+- Ethernet
+- 2x 46 pin headers
+- 4GB microSD card w/ Angstrom Distribution
+features_zh:
+- 256MB DDR2 RAM
+- 3D graphics accelerator
+- 2x PRU 32-bit RISC CPUs
+- 'USB client: power, debug and device'
+- USB host
+- Ethernet
+- 2x 46 pin headers
+- 4GB microSD card w/ Angstrom Distribution
+pkg_type: Board_Support_Packages
+pkg_vendor: RealThread
+pkg_version: 1.0.0
+template_projects:
+- builtin_files:
+  - files_and_folders:
+    - .config
+    - .cproject
+    - .project
+    - .settings
+    - am335x_DDR.icf
+    - am335x_sk.ewp
+    - am335x_sk.eww
+    - AM335x_sk_DDR3.mac
+    - applications
+    - beaglebone_ram.lds
+    - cconfig.h
+    - drivers
+    - Kconfig
+    - makefile.targets
+    - rtconfig.h
+    - rtconfig.py
+    - rtconfig_preinc.h
+    - SConscript
+    - SConstruct
+    - uboot_cmd.txt
+    source_path_offset: project_0
+    target_path_offset: ''
+  external_files:
+  - files_and_folders:
+    - components
+    - include
+    - libcpu/arm
+    - libcpu/Kconfig
+    - libcpu/SConscript
+    - src
+    - tools
+    - Kconfig
+    - LICENSE
+    package_name: RT-Thread
+    package_type: RT-Thread_Source_Code
+    package_vendor: ''
+    package_version: latest
+    source_path_offset: rt-thread
+    target_path_offset: rt-thread
+  project_description: beaglebone
+  project_name: beaglebone
+  project_type: rt-thread|@full|@latest
+yaml_version: 3