tms320f28379d fix init (#6343)

解决 tms320f28379d bsp 启动的问题。主要改动如下。

修正context.s中汇编代码错误。在旧版的代码中，操作数为32位而汇编命令却使用了针对16位数据的命令MOV，导致程序在某些情况无法正常启动线程。
由于C28x的平台下，SP只支持16bit寻址，所以用于线程空间存放的heap以及ebss段都需要放在低16位的空间，针对这个问题修改了CMD文件。此外还增加基于CMD文件基于RAM的支持，方便调试。
新增rtdef.h中RT_SECTION，RT_USED，ALIGN和RT_WEAK的定义。旧版bsp中这些定义为空，导致INIT_EXPORT注册的函数失效。
修改程序启动代码，在程序入口直接调用原生启动代码
以上改动在LAUNCHXL-F28379D 通过了测试。

bsp/tms320f28379d/.config

@@ -89,7 +89,9 @@ CONFIG_ARCH_CPU_STACK_GROWS_UPWARD=y
 # RT-Thread Components
 #
 CONFIG_RT_USING_COMPONENTS_INIT=y
-# CONFIG_RT_USING_USER_MAIN is not set
+CONFIG_RT_USING_USER_MAIN=y
+CONFIG_RT_MAIN_THREAD_STACK_SIZE=2048
+CONFIG_RT_MAIN_THREAD_PRIORITY=4
 # CONFIG_RT_USING_LEGACY is not set
 CONFIG_RT_USING_MSH=y
 CONFIG_RT_USING_FINSH=y
@@ -207,19 +209,19 @@ CONFIG_RT_LIBC_DEFAULT_TIMEZONE=8
 #
 # IoT - internet of things
 #
+# CONFIG_PKG_USING_LWIP is not set
+# CONFIG_PKG_USING_LORAWAN_DRIVER is not set
 # CONFIG_PKG_USING_PAHOMQTT is not set
+# CONFIG_PKG_USING_UMQTT is not set
 # CONFIG_PKG_USING_WEBCLIENT is not set
 # CONFIG_PKG_USING_WEBNET is not set
 # CONFIG_PKG_USING_MONGOOSE is not set
 # CONFIG_PKG_USING_MYMQTT is not set
-# CONFIG_PKG_USING_MQTTCLIENT is not set
+# CONFIG_PKG_USING_KAWAII_MQTT is not set
+# CONFIG_PKG_USING_BC28_MQTT 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_LIBMODBUS is not set
 # CONFIG_PKG_USING_FREEMODBUS is not set
-# CONFIG_PKG_USING_LJSON is not set
-# CONFIG_PKG_USING_EZXML is not set
 # CONFIG_PKG_USING_NANOPB is not set
 
 #
@@ -239,10 +241,12 @@ CONFIG_RT_LIBC_DEFAULT_TIMEZONE=8
 # CONFIG_PKG_USING_COAP is not set
 # CONFIG_PKG_USING_NOPOLL is not set
 # CONFIG_PKG_USING_NETUTILS is not set
+# CONFIG_PKG_USING_CMUX is not set
 # CONFIG_PKG_USING_PPP_DEVICE is not set
 # CONFIG_PKG_USING_AT_DEVICE is not set
 # CONFIG_PKG_USING_ATSRV_SOCKET is not set
 # CONFIG_PKG_USING_WIZNET is not set
+# CONFIG_PKG_USING_ZB_COORDINATOR is not set
 
 #
 # IoT Cloud
@@ -251,10 +255,14 @@ CONFIG_RT_LIBC_DEFAULT_TIMEZONE=8
 # CONFIG_PKG_USING_GAGENT_CLOUD is not set
 # CONFIG_PKG_USING_ALI_IOTKIT is not set
 # CONFIG_PKG_USING_AZURE is not set
-# CONFIG_PKG_USING_TENCENT_IOTHUB is not set
+# CONFIG_PKG_USING_TENCENT_IOT_EXPLORER is not set
 # CONFIG_PKG_USING_JIOT-C-SDK is not set
 # CONFIG_PKG_USING_UCLOUD_IOT_SDK is not set
+# CONFIG_PKG_USING_JOYLINK is not set
+# CONFIG_PKG_USING_EZ_IOT_OS is not set
+# CONFIG_PKG_USING_IOTSHARP_SDK is not set
 # CONFIG_PKG_USING_NIMBLE is not set
+# CONFIG_PKG_USING_LLSYNC_SDK_ADAPTER is not set
 # CONFIG_PKG_USING_OTA_DOWNLOADER is not set
 # CONFIG_PKG_USING_IPMSG is not set
 # CONFIG_PKG_USING_LSSDP is not set
@@ -262,40 +270,110 @@ CONFIG_RT_LIBC_DEFAULT_TIMEZONE=8
 # CONFIG_PKG_USING_LIBRWS is not set
 # CONFIG_PKG_USING_TCPSERVER is not set
 # CONFIG_PKG_USING_PROTOBUF_C is not set
-# CONFIG_PKG_USING_ONNX_PARSER is not set
-# CONFIG_PKG_USING_ONNX_BACKEND is not set
 # CONFIG_PKG_USING_DLT645 is not set
 # CONFIG_PKG_USING_QXWZ is not set
 # CONFIG_PKG_USING_SMTP_CLIENT is not set
 # CONFIG_PKG_USING_ABUP_FOTA is not set
 # CONFIG_PKG_USING_LIBCURL2RTT is not set
 # CONFIG_PKG_USING_CAPNP is not set
-# CONFIG_PKG_USING_RT_CJSON_TOOLS is not set
 # CONFIG_PKG_USING_AGILE_TELNET is not set
+# CONFIG_PKG_USING_NMEALIB is not set
+# CONFIG_PKG_USING_PDULIB is not set
+# CONFIG_PKG_USING_BTSTACK is not set
+# CONFIG_PKG_USING_LORAWAN_ED_STACK is not set
+# CONFIG_PKG_USING_WAYZ_IOTKIT is not set
+# CONFIG_PKG_USING_MAVLINK is not set
+# CONFIG_PKG_USING_BSAL is not set
+# CONFIG_PKG_USING_AGILE_MODBUS is not set
+# CONFIG_PKG_USING_AGILE_FTP is not set
+# CONFIG_PKG_USING_EMBEDDEDPROTO is not set
+# CONFIG_PKG_USING_RT_LINK_HW is not set
+# CONFIG_PKG_USING_LORA_PKT_FWD is not set
+# CONFIG_PKG_USING_LORA_GW_DRIVER_LIB is not set
+# CONFIG_PKG_USING_LORA_PKT_SNIFFER is not set
+# CONFIG_PKG_USING_HM is not set
+# CONFIG_PKG_USING_SMALL_MODBUS is not set
+# CONFIG_PKG_USING_NET_SERVER is not set
+# CONFIG_PKG_USING_ZFTP is not set
 
 #
 # security packages
 #
 # CONFIG_PKG_USING_MBEDTLS is not set
-# CONFIG_PKG_USING_libsodium is not set
+# CONFIG_PKG_USING_LIBSODIUM is not set
+# CONFIG_PKG_USING_LIBHYDROGEN is not set
 # CONFIG_PKG_USING_TINYCRYPT is not set
 # CONFIG_PKG_USING_TFM is not set
+# CONFIG_PKG_USING_YD_CRYPTO is not set
 
 #
 # language packages
 #
+
+#
+# JSON: JavaScript Object Notation, a lightweight data-interchange format
+#
+# CONFIG_PKG_USING_CJSON is not set
+# CONFIG_PKG_USING_LJSON is not set
+# CONFIG_PKG_USING_RT_CJSON_TOOLS is not set
+# CONFIG_PKG_USING_RAPIDJSON is not set
+# CONFIG_PKG_USING_JSMN is not set
+# CONFIG_PKG_USING_AGILE_JSMN is not set
+# CONFIG_PKG_USING_PARSON is not set
+
+#
+# XML: Extensible Markup Language
+#
+# CONFIG_PKG_USING_SIMPLE_XML is not set
+# CONFIG_PKG_USING_EZXML is not set
+# CONFIG_PKG_USING_LUATOS_SOC is not set
 # CONFIG_PKG_USING_LUA is not set
 # CONFIG_PKG_USING_JERRYSCRIPT is not set
 # CONFIG_PKG_USING_MICROPYTHON is not set
+# CONFIG_PKG_USING_PIKASCRIPT is not set
+# CONFIG_PKG_USING_RTT_RUST is not set
 
 #
 # multimedia packages
 #
+
+#
+# LVGL: powerful and easy-to-use embedded GUI library
+#
+# CONFIG_PKG_USING_LVGL is not set
+# CONFIG_PKG_USING_LITTLEVGL2RTT is not set
+# CONFIG_PKG_USING_LV_MUSIC_DEMO is not set
+# CONFIG_PKG_USING_GUI_GUIDER_DEMO is not set
+
+#
+# u8g2: a monochrome graphic library
+#
+# CONFIG_PKG_USING_U8G2_OFFICIAL is not set
+# CONFIG_PKG_USING_U8G2 is not set
 # CONFIG_PKG_USING_OPENMV is not set
 # CONFIG_PKG_USING_MUPDF is not set
 # CONFIG_PKG_USING_STEMWIN is not set
 # CONFIG_PKG_USING_WAVPLAYER is not set
 # CONFIG_PKG_USING_TJPGD is not set
+# CONFIG_PKG_USING_PDFGEN is not set
+# CONFIG_PKG_USING_HELIX is not set
+# CONFIG_PKG_USING_AZUREGUIX is not set
+# CONFIG_PKG_USING_TOUCHGFX2RTT is not set
+# CONFIG_PKG_USING_NUEMWIN is not set
+# CONFIG_PKG_USING_MP3PLAYER is not set
+# CONFIG_PKG_USING_TINYJPEG is not set
+# CONFIG_PKG_USING_UGUI is not set
+
+#
+# PainterEngine: A cross-platform graphics application framework written in C language
+#
+# CONFIG_PKG_USING_PAINTERENGINE is not set
+# CONFIG_PKG_USING_PAINTERENGINE_AUX is not set
+# CONFIG_PKG_USING_MCURSES is not set
+# CONFIG_PKG_USING_TERMBOX is not set
+# CONFIG_PKG_USING_VT100 is not set
+# CONFIG_PKG_USING_QRCODE is not set
+# CONFIG_PKG_USING_GUIENGINE is not set
 
 #
 # tools packages
@@ -304,36 +382,115 @@ CONFIG_RT_LIBC_DEFAULT_TIMEZONE=8
 # CONFIG_PKG_USING_EASYFLASH is not set
 # CONFIG_PKG_USING_EASYLOGGER is not set
 # CONFIG_PKG_USING_SYSTEMVIEW is not set
+# CONFIG_PKG_USING_SEGGER_RTT is not set
 # CONFIG_PKG_USING_RDB is not set
-# CONFIG_PKG_USING_QRCODE is not set
 # CONFIG_PKG_USING_ULOG_EASYFLASH is not set
+# CONFIG_PKG_USING_ULOG_FILE is not set
+# CONFIG_PKG_USING_LOGMGR is not set
 # CONFIG_PKG_USING_ADBD is not set
 # CONFIG_PKG_USING_COREMARK is not set
 # CONFIG_PKG_USING_DHRYSTONE is not set
+# CONFIG_PKG_USING_MEMORYPERF is not set
 # CONFIG_PKG_USING_NR_MICRO_SHELL is not set
 # CONFIG_PKG_USING_CHINESE_FONT_LIBRARY is not set
 # CONFIG_PKG_USING_LUNAR_CALENDAR is not set
 # CONFIG_PKG_USING_BS8116A is not set
+# CONFIG_PKG_USING_GPS_RMC is not set
+# CONFIG_PKG_USING_URLENCODE is not set
+# CONFIG_PKG_USING_UMCN is not set
+# CONFIG_PKG_USING_LWRB2RTT is not set
+# CONFIG_PKG_USING_CPU_USAGE is not set
+# CONFIG_PKG_USING_GBK2UTF8 is not set
+# CONFIG_PKG_USING_VCONSOLE is not set
+# CONFIG_PKG_USING_KDB is not set
+# CONFIG_PKG_USING_WAMR is not set
+# CONFIG_PKG_USING_MICRO_XRCE_DDS_CLIENT is not set
+# CONFIG_PKG_USING_LWLOG is not set
+# CONFIG_PKG_USING_ANV_TRACE is not set
+# CONFIG_PKG_USING_ANV_MEMLEAK is not set
+# CONFIG_PKG_USING_ANV_TESTSUIT is not set
+# CONFIG_PKG_USING_ANV_BENCH is not set
+# CONFIG_PKG_USING_DEVMEM is not set
+# CONFIG_PKG_USING_REGEX is not set
+# CONFIG_PKG_USING_MEM_SANDBOX is not set
+# CONFIG_PKG_USING_SOLAR_TERMS is not set
+# CONFIG_PKG_USING_GAN_ZHI is not set
+# CONFIG_PKG_USING_FDT is not set
+# CONFIG_PKG_USING_CBOX is not set
+# CONFIG_PKG_USING_SNOWFLAKE is not set
+# CONFIG_PKG_USING_HASH_MATCH is not set
+# CONFIG_PKG_USING_FIRE_PID_CURVE is not set
+# CONFIG_PKG_USING_ARMV7M_DWT_TOOL is not set
 
 #
 # system packages
 #
-# CONFIG_PKG_USING_GUIENGINE is not set
+
+#
+# enhanced kernel services
+#
+# CONFIG_PKG_USING_RT_MEMCPY_CM is not set
+# CONFIG_PKG_USING_RT_KPRINTF_THREADSAFE is not set
+# CONFIG_PKG_USING_RT_VSNPRINTF_FULL is not set
+
+#
+# acceleration: Assembly language or algorithmic acceleration packages
+#
+# CONFIG_PKG_USING_QFPLIB_M0_FULL is not set
+# CONFIG_PKG_USING_QFPLIB_M0_TINY is not set
+# CONFIG_PKG_USING_QFPLIB_M3 is not set
+
+#
+# CMSIS: ARM Cortex-M Microcontroller Software Interface Standard
+#
+# CONFIG_PKG_USING_CMSIS_5 is not set
+# CONFIG_PKG_USING_CMSIS_RTOS1 is not set
+# CONFIG_PKG_USING_CMSIS_RTOS2 is not set
+
+#
+# Micrium: Micrium software products porting for RT-Thread
+#
+# CONFIG_PKG_USING_UCOSIII_WRAPPER is not set
+# CONFIG_PKG_USING_UCOSII_WRAPPER is not set
+# CONFIG_PKG_USING_UC_CRC is not set
+# CONFIG_PKG_USING_UC_CLK is not set
+# CONFIG_PKG_USING_UC_COMMON is not set
+# CONFIG_PKG_USING_UC_MODBUS is not set
+# CONFIG_PKG_USING_RTDUINO is not set
+# CONFIG_PKG_USING_FREERTOS_WRAPPER 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_PERF_COUNTER is not set
+# CONFIG_PKG_USING_FLASHDB is not set
 # CONFIG_PKG_USING_SQLITE is not set
 # CONFIG_PKG_USING_RTI is not set
-# CONFIG_PKG_USING_LITTLEVGL2RTT is not set
-# CONFIG_PKG_USING_CMSIS is not set
 # CONFIG_PKG_USING_DFS_YAFFS is not set
 # CONFIG_PKG_USING_LITTLEFS is not set
+# CONFIG_PKG_USING_DFS_JFFS2 is not set
+# CONFIG_PKG_USING_DFS_UFFS is not set
+# CONFIG_PKG_USING_LWEXT4 is not set
 # CONFIG_PKG_USING_THREAD_POOL is not set
 # CONFIG_PKG_USING_ROBOTS is not set
 # CONFIG_PKG_USING_EV is not set
 # CONFIG_PKG_USING_SYSWATCH is not set
+# CONFIG_PKG_USING_SYS_LOAD_MONITOR is not set
+# CONFIG_PKG_USING_PLCCORE is not set
+# CONFIG_PKG_USING_RAMDISK is not set
+# CONFIG_PKG_USING_MININI is not set
+# CONFIG_PKG_USING_QBOOT is not set
+# CONFIG_PKG_USING_PPOOL is not set
+# CONFIG_PKG_USING_OPENAMP is not set
+# CONFIG_PKG_USING_LPM is not set
+# CONFIG_PKG_USING_TLSF is not set
+# CONFIG_PKG_USING_EVENT_RECORDER is not set
+# CONFIG_PKG_USING_ARM_2D is not set
+# CONFIG_PKG_USING_MCUBOOT is not set
+# CONFIG_PKG_USING_TINYUSB is not set
+# CONFIG_PKG_USING_CHERRYUSB is not set
+# CONFIG_PKG_USING_KMULTI_RTIMER is not set
+# CONFIG_PKG_USING_TFDB is not set
+# CONFIG_PKG_USING_QPC is not set
 
 #
 # peripheral libraries and drivers
@@ -342,19 +499,29 @@ CONFIG_RT_LIBC_DEFAULT_TIMEZONE=8
 # CONFIG_PKG_USING_REALTEK_AMEBA is not set
 # CONFIG_PKG_USING_SHT2X is not set
 # CONFIG_PKG_USING_SHT3X is not set
+# CONFIG_PKG_USING_ADT74XX is not set
+# CONFIG_PKG_USING_AS7341 is not set
 # CONFIG_PKG_USING_STM32_SDIO is not set
+# CONFIG_PKG_USING_RTT_ESP_IDF is not set
 # CONFIG_PKG_USING_ICM20608 is not set
-# CONFIG_PKG_USING_U8G2 is not set
 # CONFIG_PKG_USING_BUTTON is not set
 # CONFIG_PKG_USING_PCF8574 is not set
 # CONFIG_PKG_USING_SX12XX is not set
 # CONFIG_PKG_USING_SIGNAL_LED is not set
 # CONFIG_PKG_USING_LEDBLINK is not set
 # CONFIG_PKG_USING_LITTLED is not set
+# CONFIG_PKG_USING_LKDGUI is not set
+# CONFIG_PKG_USING_NRF5X_SDK is not set
+# CONFIG_PKG_USING_NRFX is not set
 # CONFIG_PKG_USING_WM_LIBRARIES is not set
+
+#
+# Kendryte SDK
+#
+# CONFIG_PKG_USING_K210_SDK is not set
 # CONFIG_PKG_USING_KENDRYTE_SDK is not set
 # CONFIG_PKG_USING_INFRARED is not set
-# CONFIG_PKG_USING_ROSSERIAL is not set
+# CONFIG_PKG_USING_MULTI_INFRARED is not set
 # CONFIG_PKG_USING_AGILE_BUTTON is not set
 # CONFIG_PKG_USING_AGILE_LED is not set
 # CONFIG_PKG_USING_AT24CXX is not set
@@ -368,40 +535,123 @@ CONFIG_RT_LIBC_DEFAULT_TIMEZONE=8
 # CONFIG_PKG_USING_RPLIDAR is not set
 # CONFIG_PKG_USING_AS608 is not set
 # CONFIG_PKG_USING_RC522 is not set
+# CONFIG_PKG_USING_WS2812B is not set
 # CONFIG_PKG_USING_EMBARC_BSP is not set
+# CONFIG_PKG_USING_EXTERN_RTC_DRIVERS is not set
+# CONFIG_PKG_USING_MULTI_RTIMER is not set
+# CONFIG_PKG_USING_MAX7219 is not set
+# CONFIG_PKG_USING_BEEP is not set
+# CONFIG_PKG_USING_EASYBLINK is not set
+# CONFIG_PKG_USING_PMS_SERIES is not set
+# CONFIG_PKG_USING_CAN_YMODEM is not set
+# CONFIG_PKG_USING_LORA_RADIO_DRIVER is not set
+# CONFIG_PKG_USING_QLED is not set
+# CONFIG_PKG_USING_PAJ7620 is not set
+# CONFIG_PKG_USING_AGILE_CONSOLE is not set
+# CONFIG_PKG_USING_LD3320 is not set
+# CONFIG_PKG_USING_WK2124 is not set
+# CONFIG_PKG_USING_LY68L6400 is not set
+# CONFIG_PKG_USING_DM9051 is not set
+# CONFIG_PKG_USING_SSD1306 is not set
+# CONFIG_PKG_USING_QKEY is not set
+# CONFIG_PKG_USING_RS485 is not set
+# CONFIG_PKG_USING_RS232 is not set
+# CONFIG_PKG_USING_NES is not set
+# CONFIG_PKG_USING_VIRTUAL_SENSOR is not set
+# CONFIG_PKG_USING_VDEVICE is not set
+# CONFIG_PKG_USING_SGM706 is not set
+# CONFIG_PKG_USING_STM32WB55_SDK is not set
+# CONFIG_PKG_USING_RDA58XX is not set
+# CONFIG_PKG_USING_LIBNFC is not set
+# CONFIG_PKG_USING_MFOC is not set
+# CONFIG_PKG_USING_TMC51XX is not set
+# CONFIG_PKG_USING_TCA9534 is not set
+# CONFIG_PKG_USING_KOBUKI is not set
+# CONFIG_PKG_USING_ROSSERIAL is not set
+# CONFIG_PKG_USING_MICRO_ROS is not set
+# CONFIG_PKG_USING_MCP23008 is not set
+# CONFIG_PKG_USING_BLUETRUM_SDK is not set
+# CONFIG_PKG_USING_MISAKA_AT24CXX is not set
+# CONFIG_PKG_USING_MISAKA_RGB_BLING is not set
+# CONFIG_PKG_USING_LORA_MODEM_DRIVER is not set
+# CONFIG_PKG_USING_BL_MCU_SDK is not set
+# CONFIG_PKG_USING_SOFT_SERIAL is not set
+# CONFIG_PKG_USING_MB85RS16 is not set
+# CONFIG_PKG_USING_CW2015 is not set
+# CONFIG_PKG_USING_RFM300 is not set
+# CONFIG_PKG_USING_IO_INPUT_FILTER is not set
+
+#
+# AI packages
+#
+# CONFIG_PKG_USING_LIBANN is not set
+# CONFIG_PKG_USING_NNOM is not set
+# CONFIG_PKG_USING_ONNX_BACKEND is not set
+# CONFIG_PKG_USING_ONNX_PARSER is not set
+# CONFIG_PKG_USING_TENSORFLOWLITEMICRO is not set
+# CONFIG_PKG_USING_ELAPACK is not set
+# CONFIG_PKG_USING_ULAPACK is not set
+# CONFIG_PKG_USING_QUEST is not set
+# CONFIG_PKG_USING_NAXOS is not set
 
 #
 # miscellaneous packages
 #
+
+#
+# project laboratory
+#
+
+#
+# samples: kernel and components samples
+#
+# CONFIG_PKG_USING_KERNEL_SAMPLES is not set
+# CONFIG_PKG_USING_FILESYSTEM_SAMPLES is not set
+# CONFIG_PKG_USING_NETWORK_SAMPLES is not set
+# CONFIG_PKG_USING_PERIPHERAL_SAMPLES is not set
+
+#
+# entertainment: terminal games and other interesting software packages
+#
+# CONFIG_PKG_USING_CMATRIX is not set
+# CONFIG_PKG_USING_SL is not set
+# CONFIG_PKG_USING_CAL is not set
+# CONFIG_PKG_USING_ACLOCK is not set
+# CONFIG_PKG_USING_THREES is not set
+# CONFIG_PKG_USING_2048 is not set
+# CONFIG_PKG_USING_SNAKE is not set
+# CONFIG_PKG_USING_TETRIS is not set
+# CONFIG_PKG_USING_DONUT is not set
+# CONFIG_PKG_USING_COWSAY is not set
 # 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_LZMA is not set
 # CONFIG_PKG_USING_MULTIBUTTON is not set
 # CONFIG_PKG_USING_FLEXIBLE_BUTTON is not set
 # CONFIG_PKG_USING_CANFESTIVAL is not set
 # CONFIG_PKG_USING_ZLIB is not set
+# CONFIG_PKG_USING_MINIZIP is not set
+# CONFIG_PKG_USING_HEATSHRINK is not set
 # CONFIG_PKG_USING_DSTR is not set
 # CONFIG_PKG_USING_TINYFRAME is not set
 # CONFIG_PKG_USING_KENDRYTE_DEMO is not set
 # CONFIG_PKG_USING_DIGITALCTRL is not set
 # CONFIG_PKG_USING_UPACKER is not set
 # CONFIG_PKG_USING_UPARAM is not set
-
-#
-# samples: kernel and components samples
-#
-# CONFIG_PKG_USING_KERNEL_SAMPLES is not set
-# CONFIG_PKG_USING_FILESYSTEM_SAMPLES is not set
-# CONFIG_PKG_USING_NETWORK_SAMPLES is not set
-# CONFIG_PKG_USING_PERIPHERAL_SAMPLES is not set
 # CONFIG_PKG_USING_HELLO is not set
 # CONFIG_PKG_USING_VI is not set
-# CONFIG_PKG_USING_NNOM is not set
-# CONFIG_PKG_USING_LIBANN is not set
-# CONFIG_PKG_USING_ELAPACK is not set
+# CONFIG_PKG_USING_KI is not set
 # CONFIG_PKG_USING_ARMv7M_DWT is not set
-# CONFIG_PKG_USING_VT100 is not set
-# CONFIG_PKG_USING_ULAPACK is not set
 # CONFIG_PKG_USING_UKAL is not set
+# CONFIG_PKG_USING_CRCLIB is not set
+# CONFIG_PKG_USING_LWGPS is not set
+# CONFIG_PKG_USING_STATE_MACHINE is not set
+# CONFIG_PKG_USING_DESIGN_PATTERN is not set
+# CONFIG_PKG_USING_CONTROLLER is not set
+# CONFIG_PKG_USING_PHASE_LOCKED_LOOP is not set
+# CONFIG_PKG_USING_MFBD is not set
+# CONFIG_PKG_USING_SLCAN2RTT is not set
+# CONFIG_PKG_USING_SOEM is not set

bsp/tms320f28379d/.cproject

@@ -15,30 +15,30 @@
 			<storageModule moduleId="cdtBuildSystem" version="4.0.0">
 				<configuration artifactExtension="out" artifactName="${ProjName}" buildProperties="" cleanCommand="${CG_CLEAN_CMD}" description="" id="com.ti.ccstudio.buildDefinitions.C2000.Debug.1821767246" name="Debug" parent="com.ti.ccstudio.buildDefinitions.C2000.Debug">
 					<folderInfo id="com.ti.ccstudio.buildDefinitions.C2000.Debug.1821767246." name="/" resourcePath="">
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@@ -49,46 +49,47 @@
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+								<inputType id="com.ti.ccstudio.buildDefinitions.C2000_20.2.exeLinker.inputType__GEN_CMDS.516281484" name="Generated Linker Command Files" superClass="com.ti.ccstudio.buildDefinitions.C2000_20.2.exeLinker.inputType__GEN_CMDS"/>
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+							<tool id="com.ti.ccstudio.buildDefinitions.C2000_20.2.hex.1734017133" name="C2000 Hex Utility" superClass="com.ti.ccstudio.buildDefinitions.C2000_20.2.hex"/>
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+						<entry excluding="2837x_RAM_lnk_cpu1.cmd|DeviceDrivers/ipc/pipe.c|finsh/msh_cmd.c|libraries/common/source/F2837xD_SWPrioritizedPieVect.c|libraries/headers/cmd/F2837xD_Headers_nonBIOS_cpu2.cmd|libraries/headers/cmd/F2837xD_Headers_BIOS_cpu1.cmd|libraries/headers/cmd/F2837xD_Headers_BIOS_cpu2.cmd|libraries/common/source/device.c|libraries/common/source/usb.c|libraries/common/source/usb_hal.c|libraries/common/targetConfigs|libraries/common/deprecated|libraries/common/cmd" flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name=""/>
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@@ -165,6 +166,207 @@
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+				</configuration>
+			</storageModule>
+			<storageModule moduleId="org.eclipse.cdt.core.externalSettings"/>
+		</cconfiguration>
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+				<externalSettings/>
+				<extensions>
+					<extension id="com.ti.ccstudio.binaryparser.CoffParser" point="org.eclipse.cdt.core.BinaryParser"/>
+					<extension id="org.eclipse.cdt.core.GmakeErrorParser" point="org.eclipse.cdt.core.ErrorParser"/>
+					<extension id="com.ti.ccstudio.errorparser.CoffErrorParser" point="org.eclipse.cdt.core.ErrorParser"/>
+					<extension id="com.ti.ccstudio.errorparser.AsmErrorParser" point="org.eclipse.cdt.core.ErrorParser"/>
+					<extension id="com.ti.ccstudio.errorparser.LinkErrorParser" point="org.eclipse.cdt.core.ErrorParser"/>
+				</extensions>
+			</storageModule>
+			<storageModule moduleId="cdtBuildSystem" version="4.0.0">
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+								<option id="com.ti.ccstudio.buildDefinitions.C2000_20.2.linkerID.STACK_SIZE.1077239279" name="Set C system stack size (--stack_size, -stack)" superClass="com.ti.ccstudio.buildDefinitions.C2000_20.2.linkerID.STACK_SIZE" value="0x100" valueType="string"/>
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+								<option id="com.ti.ccstudio.buildDefinitions.C2000_20.2.compilerID.UNIFIED_MEMORY.1958311713" name="Unified memory (--unified_memory, -mt)" superClass="com.ti.ccstudio.buildDefinitions.C2000_20.2.compilerID.UNIFIED_MEMORY" value="true" valueType="boolean"/>
+								<option id="com.ti.ccstudio.buildDefinitions.C2000_20.2.compilerID.SILICON_VERSION.2034072181" name="Processor version (--silicon_version, -v)" superClass="com.ti.ccstudio.buildDefinitions.C2000_20.2.compilerID.SILICON_VERSION" value="com.ti.ccstudio.buildDefinitions.C2000_20.2.compilerID.SILICON_VERSION.28" valueType="enumerated"/>
+								<option id="com.ti.ccstudio.buildDefinitions.C2000_20.2.compilerID.FLOAT_SUPPORT.1523833771" name="Specify floating point support (--float_support)" superClass="com.ti.ccstudio.buildDefinitions.C2000_20.2.compilerID.FLOAT_SUPPORT" value="com.ti.ccstudio.buildDefinitions.C2000_20.2.compilerID.FLOAT_SUPPORT.softlib" valueType="enumerated"/>
+								<option id="com.ti.ccstudio.buildDefinitions.C2000_20.2.compilerID.CLA_SUPPORT.1696084451" name="Specify CLA support (--cla_support)" superClass="com.ti.ccstudio.buildDefinitions.C2000_20.2.compilerID.CLA_SUPPORT" value="com.ti.ccstudio.buildDefinitions.C2000_20.2.compilerID.CLA_SUPPORT.cla1" valueType="enumerated"/>
+								<option id="com.ti.ccstudio.buildDefinitions.C2000_20.2.compilerID.VCU_SUPPORT.673429300" name="Specify VCU support (--vcu_support)" superClass="com.ti.ccstudio.buildDefinitions.C2000_20.2.compilerID.VCU_SUPPORT" value="com.ti.ccstudio.buildDefinitions.C2000_20.2.compilerID.VCU_SUPPORT.vcu2" valueType="enumerated"/>
+								<option id="com.ti.ccstudio.buildDefinitions.C2000_20.2.compilerID.TMU_SUPPORT.1344461160" name="Specify TMU support (--tmu_support)" superClass="com.ti.ccstudio.buildDefinitions.C2000_20.2.compilerID.TMU_SUPPORT" value="com.ti.ccstudio.buildDefinitions.C2000_20.2.compilerID.TMU_SUPPORT.tmu0" valueType="enumerated"/>
+								<option IS_BUILTIN_EMPTY="false" IS_VALUE_EMPTY="false" id="com.ti.ccstudio.buildDefinitions.C2000_20.2.compilerID.INCLUDE_PATH.675582083" name="Add dir to #include search path (--include_path, -I)" superClass="com.ti.ccstudio.buildDefinitions.C2000_20.2.compilerID.INCLUDE_PATH" valueType="includePath">
+									<listOptionValue builtIn="false" value="${PROJECT_ROOT}"/>
+									<listOptionValue builtIn="false" value="${PROJECT_LOC}/../../components/finsh"/>
+									<listOptionValue builtIn="false" value="${PROJECT_LOC}/../../components/drivers/include"/>
+									<listOptionValue builtIn="false" value="${PROJECT_LOC}/libraries/headers/include"/>
+									<listOptionValue builtIn="false" value="${PROJECT_LOC}/libraries/common/include"/>
+									<listOptionValue builtIn="false" value="${PROJECT_LOC}/../../include"/>
+									<listOptionValue builtIn="false" value="${PROJECT_LOC}/drivers"/>
+									<listOptionValue builtIn="false" value="${PROJECT_LOC}/../../src"/>
+									<listOptionValue builtIn="false" value="${CG_TOOL_ROOT}/include"/>
+								</option>
+								<option id="com.ti.ccstudio.buildDefinitions.C2000_20.2.compilerID.ADVICE__PERFORMANCE.357213141" name="Provide advice on optimization techniques (--advice:performance)" superClass="com.ti.ccstudio.buildDefinitions.C2000_20.2.compilerID.ADVICE__PERFORMANCE" value="--advice:performance=all" valueType="string"/>
+								<option IS_BUILTIN_EMPTY="false" IS_VALUE_EMPTY="false" id="com.ti.ccstudio.buildDefinitions.C2000_20.2.compilerID.DEFINE.303208145" name="Pre-define NAME (--define, -D)" superClass="com.ti.ccstudio.buildDefinitions.C2000_20.2.compilerID.DEFINE" valueType="definedSymbols">
+									<listOptionValue builtIn="false" value="CPU1"/>
+									<listOptionValue builtIn="false" value="_RAM"/>
+									<listOptionValue builtIn="false" value="_LAUNCHXL_F28379D"/>
+									<listOptionValue builtIn="false" value="RT_USING_LIBC"/>
+								</option>
+								<option id="com.ti.ccstudio.buildDefinitions.C2000_20.2.compilerID.DEBUGGING_MODEL.1116528908" name="Debugging model" superClass="com.ti.ccstudio.buildDefinitions.C2000_20.2.compilerID.DEBUGGING_MODEL" value="com.ti.ccstudio.buildDefinitions.C2000_20.2.compilerID.DEBUGGING_MODEL.SYMDEBUG__DWARF" valueType="enumerated"/>
+								<option IS_BUILTIN_EMPTY="false" IS_VALUE_EMPTY="false" id="com.ti.ccstudio.buildDefinitions.C2000_20.2.compilerID.DIAG_WARNING.789351949" name="Treat diagnostic &lt;id&gt; as warning (--diag_warning, -pdsw)" superClass="com.ti.ccstudio.buildDefinitions.C2000_20.2.compilerID.DIAG_WARNING" valueType="stringList">
+									<listOptionValue builtIn="false" value="225"/>
+								</option>
+								<option id="com.ti.ccstudio.buildDefinitions.C2000_20.2.compilerID.DIAG_WRAP.1339572241" name="Wrap diagnostic messages (--diag_wrap)" superClass="com.ti.ccstudio.buildDefinitions.C2000_20.2.compilerID.DIAG_WRAP" value="com.ti.ccstudio.buildDefinitions.C2000_20.2.compilerID.DIAG_WRAP.off" valueType="enumerated"/>
+								<option id="com.ti.ccstudio.buildDefinitions.C2000_20.2.compilerID.DISPLAY_ERROR_NUMBER.181933564" name="Emit diagnostic identifier numbers (--display_error_number, -pden)" superClass="com.ti.ccstudio.buildDefinitions.C2000_20.2.compilerID.DISPLAY_ERROR_NUMBER" value="true" valueType="boolean"/>
+								<option id="com.ti.ccstudio.buildDefinitions.C2000_20.2.compilerID.ABI.2079542880" name="Application binary interface [See 'General' page to edit] (--abi)" superClass="com.ti.ccstudio.buildDefinitions.C2000_20.2.compilerID.ABI" value="com.ti.ccstudio.buildDefinitions.C2000_20.2.compilerID.ABI.coffabi" valueType="enumerated"/>
+								<inputType id="com.ti.ccstudio.buildDefinitions.C2000_20.2.compiler.inputType__C_SRCS.1440100180" name="C Sources" superClass="com.ti.ccstudio.buildDefinitions.C2000_20.2.compiler.inputType__C_SRCS"/>
+								<inputType id="com.ti.ccstudio.buildDefinitions.C2000_20.2.compiler.inputType__CPP_SRCS.2017684104" name="C++ Sources" superClass="com.ti.ccstudio.buildDefinitions.C2000_20.2.compiler.inputType__CPP_SRCS"/>
+								<inputType id="com.ti.ccstudio.buildDefinitions.C2000_20.2.compiler.inputType__ASM_SRCS.47777206" name="Assembly Sources" superClass="com.ti.ccstudio.buildDefinitions.C2000_20.2.compiler.inputType__ASM_SRCS"/>
+								<inputType id="com.ti.ccstudio.buildDefinitions.C2000_20.2.compiler.inputType__ASM2_SRCS.355169715" name="Assembly Sources" superClass="com.ti.ccstudio.buildDefinitions.C2000_20.2.compiler.inputType__ASM2_SRCS"/>
+							</tool>
+							<tool id="com.ti.ccstudio.buildDefinitions.C2000_20.2.exe.linkerDebug.485641683" name="C2000 Linker" superClass="com.ti.ccstudio.buildDefinitions.C2000_20.2.exe.linkerDebug">
+								<option id="com.ti.ccstudio.buildDefinitions.C2000_20.2.linkerID.STACK_SIZE.5309639" name="Set C system stack size (--stack_size, -stack)" superClass="com.ti.ccstudio.buildDefinitions.C2000_20.2.linkerID.STACK_SIZE" value="0x100" valueType="string"/>
+								<option id="com.ti.ccstudio.buildDefinitions.C2000_20.2.linkerID.MAP_FILE.1286975601" name="Link information (map) listed into &lt;file&gt; (--map_file, -m)" superClass="com.ti.ccstudio.buildDefinitions.C2000_20.2.linkerID.MAP_FILE" value="${ProjName}.map" valueType="string"/>
+								<option id="com.ti.ccstudio.buildDefinitions.C2000_20.2.linkerID.OUTPUT_FILE.1335552605" name="Specify output file name (--output_file, -o)" superClass="com.ti.ccstudio.buildDefinitions.C2000_20.2.linkerID.OUTPUT_FILE" value="${ProjName}.out" valueType="string"/>
+								<option IS_BUILTIN_EMPTY="false" IS_VALUE_EMPTY="false" id="com.ti.ccstudio.buildDefinitions.C2000_20.2.linkerID.LIBRARY.142876785" name="Include library file or command file as input (--library, -l)" superClass="com.ti.ccstudio.buildDefinitions.C2000_20.2.linkerID.LIBRARY" valueType="libs">
+									<listOptionValue builtIn="false" value="libc.a"/>
+								</option>
+								<option IS_BUILTIN_EMPTY="false" IS_VALUE_EMPTY="false" id="com.ti.ccstudio.buildDefinitions.C2000_20.2.linkerID.SEARCH_PATH.1759614727" name="Add &lt;dir&gt; to library search path (--search_path, -i)" superClass="com.ti.ccstudio.buildDefinitions.C2000_20.2.linkerID.SEARCH_PATH" valueType="libPaths">
+									<listOptionValue builtIn="false" value="${CG_TOOL_ROOT}/lib"/>
+									<listOptionValue builtIn="false" value="${CG_TOOL_ROOT}/include"/>
+								</option>
+								<option id="com.ti.ccstudio.buildDefinitions.C2000_20.2.linkerID.DIAG_WRAP.1133624742" name="Wrap diagnostic messages (--diag_wrap)" superClass="com.ti.ccstudio.buildDefinitions.C2000_20.2.linkerID.DIAG_WRAP" value="com.ti.ccstudio.buildDefinitions.C2000_20.2.linkerID.DIAG_WRAP.off" valueType="enumerated"/>
+								<option id="com.ti.ccstudio.buildDefinitions.C2000_20.2.linkerID.DISPLAY_ERROR_NUMBER.113246484" name="Emit diagnostic identifier numbers (--display_error_number)" superClass="com.ti.ccstudio.buildDefinitions.C2000_20.2.linkerID.DISPLAY_ERROR_NUMBER" value="true" valueType="boolean"/>
+								<option id="com.ti.ccstudio.buildDefinitions.C2000_20.2.linkerID.XML_LINK_INFO.802492069" name="Detailed link information data-base into &lt;file&gt; (--xml_link_info, -xml_link_info)" superClass="com.ti.ccstudio.buildDefinitions.C2000_20.2.linkerID.XML_LINK_INFO" value="${ProjName}_linkInfo.xml" valueType="string"/>
+								<option IS_BUILTIN_EMPTY="false" IS_VALUE_EMPTY="false" id="com.ti.ccstudio.buildDefinitions.C2000_20.2.linkerID.OTHER_FLAGS.288749014" name="Other flags" superClass="com.ti.ccstudio.buildDefinitions.C2000_20.2.linkerID.OTHER_FLAGS" valueType="stringList">
+									<listOptionValue builtIn="false" value=""/>
+								</option>
+								<option id="com.ti.ccstudio.buildDefinitions.C2000_20.2.linkerID.HEAP_SIZE.844164323" superClass="com.ti.ccstudio.buildDefinitions.C2000_20.2.linkerID.HEAP_SIZE" value="0x100" valueType="string"/>
+								<inputType id="com.ti.ccstudio.buildDefinitions.C2000_20.2.exeLinker.inputType__CMD_SRCS.1934481954" name="Linker Command Files" superClass="com.ti.ccstudio.buildDefinitions.C2000_20.2.exeLinker.inputType__CMD_SRCS"/>
+								<inputType id="com.ti.ccstudio.buildDefinitions.C2000_20.2.exeLinker.inputType__CMD2_SRCS.1948524125" name="Linker Command Files" superClass="com.ti.ccstudio.buildDefinitions.C2000_20.2.exeLinker.inputType__CMD2_SRCS"/>
+								<inputType id="com.ti.ccstudio.buildDefinitions.C2000_20.2.exeLinker.inputType__GEN_CMDS.591609921" name="Generated Linker Command Files" superClass="com.ti.ccstudio.buildDefinitions.C2000_20.2.exeLinker.inputType__GEN_CMDS"/>
+							</tool>
+							<tool id="com.ti.ccstudio.buildDefinitions.C2000_20.2.hex.1159870069" name="C2000 Hex Utility" superClass="com.ti.ccstudio.buildDefinitions.C2000_20.2.hex"/>
+						</toolChain>
+					</folderInfo>
+					<sourceEntries>
+						<entry excluding="2837x_FLASH_lnk_cpu1.cmd|DeviceDrivers/ipc/pipe.c|finsh/msh_cmd.c|libraries/common/source/F2837xD_SWPrioritizedPieVect.c|libraries/headers/cmd/F2837xD_Headers_nonBIOS_cpu2.cmd|libraries/headers/cmd/F2837xD_Headers_BIOS_cpu1.cmd|libraries/headers/cmd/F2837xD_Headers_BIOS_cpu2.cmd|libraries/common/source/device.c|libraries/common/source/usb.c|libraries/common/source/usb_hal.c|libraries/common/targetConfigs|libraries/common/deprecated|libraries/common/cmd" flags="VALUE_WORKSPACE_PATH|RESOLVED" kind="sourcePath" name=""/>
+					</sourceEntries>
 				</configuration>
 			</storageModule>
 			<storageModule moduleId="org.eclipse.cdt.core.externalSettings"/>

bsp/tms320f28379d/.gitignore

@@ -1 +1,3 @@
-.launches/
+.launches/
+/FLASH/
+/RAM/

bsp/tms320f28379d/.settings/org.eclipse.core.resources.prefs

@@ -24,3 +24,53 @@ encoding//Debug/objects.mk=UTF-8
 encoding//Debug/sources.mk=UTF-8
 encoding//Debug/subdir_rules.mk=UTF-8
 encoding//Debug/subdir_vars.mk=UTF-8
+encoding//FLASH/DeviceDrivers/ipc/subdir_rules.mk=UTF-8
+encoding//FLASH/DeviceDrivers/ipc/subdir_vars.mk=UTF-8
+encoding//FLASH/DeviceDrivers/subdir_rules.mk=UTF-8
+encoding//FLASH/DeviceDrivers/subdir_vars.mk=UTF-8
+encoding//FLASH/Kernel/subdir_rules.mk=UTF-8
+encoding//FLASH/Kernel/subdir_vars.mk=UTF-8
+encoding//FLASH/applications/subdir_rules.mk=UTF-8
+encoding//FLASH/applications/subdir_vars.mk=UTF-8
+encoding//FLASH/c28x/subdir_rules.mk=UTF-8
+encoding//FLASH/c28x/subdir_vars.mk=UTF-8
+encoding//FLASH/drivers/subdir_rules.mk=UTF-8
+encoding//FLASH/drivers/subdir_vars.mk=UTF-8
+encoding//FLASH/finsh/subdir_rules.mk=UTF-8
+encoding//FLASH/finsh/subdir_vars.mk=UTF-8
+encoding//FLASH/libraries/common/source/subdir_rules.mk=UTF-8
+encoding//FLASH/libraries/common/source/subdir_vars.mk=UTF-8
+encoding//FLASH/libraries/headers/cmd/subdir_rules.mk=UTF-8
+encoding//FLASH/libraries/headers/cmd/subdir_vars.mk=UTF-8
+encoding//FLASH/libraries/headers/source/subdir_rules.mk=UTF-8
+encoding//FLASH/libraries/headers/source/subdir_vars.mk=UTF-8
+encoding//FLASH/makefile=UTF-8
+encoding//FLASH/objects.mk=UTF-8
+encoding//FLASH/sources.mk=UTF-8
+encoding//FLASH/subdir_rules.mk=UTF-8
+encoding//FLASH/subdir_vars.mk=UTF-8
+encoding//RAM/DeviceDrivers/ipc/subdir_rules.mk=UTF-8
+encoding//RAM/DeviceDrivers/ipc/subdir_vars.mk=UTF-8
+encoding//RAM/DeviceDrivers/subdir_rules.mk=UTF-8
+encoding//RAM/DeviceDrivers/subdir_vars.mk=UTF-8
+encoding//RAM/Kernel/subdir_rules.mk=UTF-8
+encoding//RAM/Kernel/subdir_vars.mk=UTF-8
+encoding//RAM/applications/subdir_rules.mk=UTF-8
+encoding//RAM/applications/subdir_vars.mk=UTF-8
+encoding//RAM/c28x/subdir_rules.mk=UTF-8
+encoding//RAM/c28x/subdir_vars.mk=UTF-8
+encoding//RAM/drivers/subdir_rules.mk=UTF-8
+encoding//RAM/drivers/subdir_vars.mk=UTF-8
+encoding//RAM/finsh/subdir_rules.mk=UTF-8
+encoding//RAM/finsh/subdir_vars.mk=UTF-8
+encoding//RAM/libraries/common/source/subdir_rules.mk=UTF-8
+encoding//RAM/libraries/common/source/subdir_vars.mk=UTF-8
+encoding//RAM/libraries/headers/cmd/subdir_rules.mk=UTF-8
+encoding//RAM/libraries/headers/cmd/subdir_vars.mk=UTF-8
+encoding//RAM/libraries/headers/source/subdir_rules.mk=UTF-8
+encoding//RAM/libraries/headers/source/subdir_vars.mk=UTF-8
+encoding//RAM/makefile=UTF-8
+encoding//RAM/objects.mk=UTF-8
+encoding//RAM/sources.mk=UTF-8
+encoding//RAM/subdir_rules.mk=UTF-8
+encoding//RAM/subdir_vars.mk=UTF-8

bsp/tms320f28379d/2837x_FLASH_lnk_cpu1.cmd

@@ -1,4 +1,4 @@
-
+___heap_end = 0x010000;
 MEMORY
 {
 PAGE 0 :  /* Program Memory */
@@ -6,14 +6,8 @@ PAGE 0 :  /* Program Memory */
           /* BEGIN is used for the "boot to Flash" bootloader mode   */
 
    BEGIN           	: origin = 0x080000, length = 0x000002
-   RAMLS0          	: origin = 0x008000, length = 0x000800
-   RAMLS1          	: origin = 0x008800, length = 0x000800
-   RAMLS2      		: origin = 0x009000, length = 0x000800
-   RAMLS3      		: origin = 0x009800, length = 0x000800
-   RAMLS4      		: origin = 0x00A000, length = 0x000800
-   RAMGS14          : origin = 0x01A000, length = 0x001000
-   RAMGS15          : origin = 0x01B000, length = 0x001000
    RESET           	: origin = 0x3FFFC0, length = 0x000002
+   RAMGS8_15      : origin = 0x013000, length = 0x009000
    
    /* Flash sectors */
    FLASHA           : origin = 0x080002, length = 0x001FFE	/* on-chip Flash */
@@ -33,31 +27,10 @@ PAGE 0 :  /* Program Memory */
 
 PAGE 1 : /* Data Memory */
          /* Memory (RAM/FLASH) blocks can be moved to PAGE0 for program allocation */
-
    BOOT_RSVD       : origin = 0x000002, length = 0x000120     /* Part of M0, BOOT rom will use this for stack */
-   RAMM1           : origin = 0x000400, length = 0x000400     /* on-chip RAM block M1 */
-   RAMD1           : origin = 0x00B800, length = 0x000800
    RAMM0           : origin = 0x000122, length = 0x0002DE
-   RAMD0           : origin = 0x00B000, length = 0x000800
-
-   RAMLS5      : origin = 0x00A800, length = 0x000800
-
-   RAMGS0      : origin = 0x00C000, length = 0x001000
-   RAMGS1      : origin = 0x00D000, length = 0x001000
-   RAMGS2      : origin = 0x00E000, length = 0x001000
-   RAMGS3      : origin = 0x00F000, length = 0x001000
-   RAMGS4      : origin = 0x010000, length = 0x001000
-   RAMGS5      : origin = 0x011000, length = 0x001000
-   RAMGS6      : origin = 0x012000, length = 0x001000
-   RAMGS7      : origin = 0x013000, length = 0x001000
-   RAMGS8      : origin = 0x014000, length = 0x001000
-   RAMGS9      : origin = 0x015000, length = 0x001000
-   RAMGS10     : origin = 0x016000, length = 0x001000
-   RAMGS11     : origin = 0x017000, length = 0x001000
-   RAMGS12     : origin = 0x018000, length = 0x001000
-   RAMGS13     : origin = 0x019000, length = 0x001000
-
-   
+   RAMM1           : origin = 0x000400, length = 0x000400     /* on-chip RAM block M1 */
+   EBSS	       		: origin = 0x008000, length = 0x008000     /* RAMLS0-4, 5*0x0800   */
    CPU2TOCPU1RAM   : origin = 0x03F800, length = 0x000400
    CPU1TOCPU2RAM   : origin = 0x03FC00, length = 0x000400
 }
@@ -66,15 +39,15 @@ PAGE 1 : /* Data Memory */
 SECTIONS
 {
    /* Allocate program areas: */
-   .cinit              : > FLASHB      PAGE = 0, ALIGN(4)
-   .pinit              : > FLASHB,     PAGE = 0, ALIGN(4)
-   .text               : >> FLASHB | FLASHC | FLASHD | FLASHE      PAGE = 0, ALIGN(4)
+   .cinit              : > FLASHF      PAGE = 0, ALIGN(4)
+   .pinit              : > FLASHF,     PAGE = 0, ALIGN(4)
+   .text               : >> FLASHE      PAGE = 0, ALIGN(4)
    codestart           : > BEGIN       PAGE = 0, ALIGN(4)
 
 #ifdef __TI_COMPILER_VERSION__
    #if __TI_COMPILER_VERSION__ >= 15009000
-    .TI.ramfunc : {} LOAD = FLASHD,
-                         RUN = RAMLS0 | RAMLS1 | RAMLS2 |RAMLS3,
+    .TI.ramfunc : {} LOAD = FLASHF,
+                         RUN = RAMGS8_15,
                          LOAD_START(_RamfuncsLoadStart),
                          LOAD_SIZE(_RamfuncsLoadSize),
                          LOAD_END(_RamfuncsLoadEnd),
@@ -83,8 +56,8 @@ SECTIONS
                          RUN_END(_RamfuncsRunEnd),
                          PAGE = 0, ALIGN(4)
    #else
-   ramfuncs            : LOAD = FLASHD,
-                         RUN = RAMLS0 | RAMLS1 | RAMLS2 |RAMLS3,
+   ramfuncs            : LOAD = FLASHF,
+                         RUN = RAMGS8_15,
                          LOAD_START(_RamfuncsLoadStart),
                          LOAD_SIZE(_RamfuncsLoadSize),
                          LOAD_END(_RamfuncsLoadEnd),
@@ -95,25 +68,32 @@ SECTIONS
    #endif
 #endif
 
-   FSymTab : > RAMD0, PAGE = 1, ALIGN(4)
+   FSymTab : > RAMM1, PAGE = 1, ALIGN(4)
    LOAD_START(___fsymtab_start)
    LOAD_END(___fsymtab_end)
-   
+   .rti_fn.0.end    : > RAMM1,     PAGE = 1
+   .rti_fn.0        : > RAMM1,     PAGE = 1
+   .rti_fn.1        : > RAMM1,     PAGE = 1
+   .rti_fn.2        : > RAMM1,     PAGE = 1
+   .rti_fn.3        : > RAMM1,     PAGE = 1
+   .rti_fn.4        : > RAMM1,     PAGE = 1
+   .rti_fn.5        : > RAMM1,     PAGE = 1
+   .rti_fn.1.end    : > RAMM1,     PAGE = 1
+   .rti_fn.6.end    : > RAMM1,     PAGE = 1
+   .rti_fn.6        : > RAMM1,     PAGE = 1
    /* Allocate uninitalized data sections: */
    .stack              : > RAMM1        PAGE = 1
-   .ebss               : >> RAMLS5 | RAMGS0 | RAMGS1       PAGE = 1
-   .esysmem            : >> RAMGS2 | RAMGS3 | RAMGS4 | RAMGS5 | RAMGS6 | RAMGS7 | RAMGS8 | RAMGS9 | RAMGS10 | RAMGS11 | RAMGS12 | RAMGS13    PAGE = 1
+   .ebss            : > EBSS,
+			   LOAD_START(___ebss_start),
+			   LOAD_END(___ebss_end),
+			   PAGE = 1
+   .esysmem            : >> RAMM1     PAGE = 1
 
    /* Initalized sections go in Flash */
-   .econst             : >> FLASHF | FLASHG | FLASHH      PAGE = 0, ALIGN(4)
-   .switch             : > FLASHB      PAGE = 0, ALIGN(4)
+   .econst             : >> FLASHF      PAGE = 0, ALIGN(4)
+   .switch             : > FLASHF      PAGE = 0, ALIGN(4)
    
    .reset              : > RESET,     PAGE = 0, TYPE = DSECT /* not used, */
-
-   Filter_RegsFile     : > RAMGS0,	   PAGE = 1
-   
-   SHARERAMGS0		: > RAMGS0,		PAGE = 1
-   SHARERAMGS1		: > RAMGS1,		PAGE = 1
    
    /* The following section definitions are required when using the IPC API Drivers */ 
     GROUP : > CPU1TOCPU2RAM, PAGE = 1 

bsp/tms320f28379d/2837x_RAM_lnk_cpu1.cmd

@@ -0,0 +1,78 @@
+___heap_end = 0x00F000;
+
+MEMORY
+{
+PAGE 0 :
+   /* BEGIN is used for the "boot to SARAM" bootloader mode   */
+
+    BEGIN          : origin = 0x000000, length = 0x000002
+    RAMM0          : origin = 0x000122, length = 0x0002DE
+    RESET          : origin = 0x3FFFC0, length = 0x000002
+    RAMGS8_15      : origin = 0x013000, length = 0x009000
+
+PAGE 1 :
+    RAMM1          : origin = 0x000400, length = 0x000400     /* on-chip RAM block M1 */
+    BOOT_RSVD      : origin = 0x000002, length = 0x000120     /* Part of M0, BOOT rom will use this for stack */
+    EBSS	       : origin = 0x008000, length = 0x007000     /* RAMLS0-4, 5*0x0800   */
+    ECONST         : origin = 0x00F000, length = 0x004000     /* RAMGS0-2, 3*0x1000   */
+    CPU2TOCPU1RAM  : origin = 0x03F800, length = 0x000400
+    CPU1TOCPU2RAM  : origin = 0x03FC00, length = 0x000400
+}
+
+SECTIONS
+{
+   codestart        : > BEGIN,     PAGE = 0
+   
+#ifdef __TI_COMPILER_VERSION__
+   #if __TI_COMPILER_VERSION__ >= 15009000
+    .TI.ramfunc : {} > RAMM0,      PAGE = 0
+   #else
+   ramfuncs         : > RAMM0      PAGE = 0   
+   #endif
+#endif   
+   .text            : > RAMGS8_15, PAGE = 0
+   .cinit           : > RAMM0,     PAGE = 0
+   .pinit           : > RAMM0,     PAGE = 0
+   .switch          : > RAMM0,     PAGE = 0
+   .reset           : > RESET,     PAGE = 0, TYPE = DSECT /* not used, */
+   .rti_fn.0.end    : > RAMM1,     PAGE = 1
+   .rti_fn.0        : > RAMM1,     PAGE = 1
+   .rti_fn.1.end    : > RAMM1,     PAGE = 1
+   .rti_fn.6.end    : > RAMM1,     PAGE = 1
+   .rti_fn.6        : > RAMM1,     PAGE = 1
+   .stack           : > RAMM1,     PAGE = 1
+   .esysmem         : > RAMM1,    PAGE = 1
+
+   .ebss            : > EBSS,
+				   LOAD_START(___ebss_start),
+				   LOAD_END(___ebss_end),
+				   PAGE = 1
+
+   .econst          : > ECONST,  PAGE = 1
+
+   /* finsh symbol table */
+   FSymTab          : > RAMM1,     PAGE = 1, ALIGN(4)
+   LOAD_START(___fsymtab_start)
+   LOAD_END(___fsymtab_end)
+
+   /* The following section definitions are required when using the IPC API Drivers */ 
+    GROUP : > CPU1TOCPU2RAM, PAGE = 1 
+    {
+        PUTBUFFER 
+        PUTWRITEIDX 
+        GETREADIDX 
+    }
+    
+    GROUP : > CPU2TOCPU1RAM, PAGE = 1
+    {
+        GETBUFFER :    TYPE = DSECT
+        GETWRITEIDX :  TYPE = DSECT
+        PUTREADIDX :   TYPE = DSECT
+    }  
+}
+
+/*
+//===========================================================================
+// End of file.
+//===========================================================================
+*/

bsp/tms320f28379d/Kconfig

@@ -22,7 +22,7 @@ config SOC_TMS320F28X
     bool
     select ARCH_TIDSP_C28X
     select RT_USING_COMPONENTS_INIT
-    # select RT_USING_USER_MAIN
+    select RT_USING_USER_MAIN
     default y
 
 source "$RTT_DIR/Kconfig"

bsp/tms320f28379d/README.md

@@ -46,10 +46,9 @@ TMS320F28379D 程序的编译和下载要使用的是 TI 官方提供的 Code Co
 ![import_dia](figures/import_dia.png)
 
 ### 2.2 编译工程
-使用 CCS 内置的 C 编译器可以进行工程的编译。CCS 8 需要使用 TI v18.1.3.LTS 编译器。CCS 10 需要使用 TI v20.2.1.LTS 及以上版本编译器（v20.2.0.LTS及以下版本的编译器有bug编译时会出现segmentation fault）。本文使用的是 Code Composer Studio 10.1.1 和 TI v20.2.4.LTS 编译器的组合（已经配置在工程文件中）。导入工程后，在右边的 Project Explorer 列表里可以看到刚刚导入的 rt-thread 工程，右键点击，在弹出的菜单中选择 Build Project 即可开始编译。
-
-![build](figures/build.png)
-
+使用 CCS 内置的 C 编译器可以进行工程的编译。CCS 8 需要使用 TI v18.1.3.LTS 编译器。CCS 10 需要使用 TI v20.2.1.LTS 及以上版本编译器（v20.2.0.LTS及以下版本的编译器有bug编译时会出现segmentation fault）。本文使用的是 Code Composer Studio 10.1.1 和 TI v20.2.4.LTS 编译器的组合（已经配置在工程文件中）。导入工程后，在右边的 Project Explorer 列表里可以看到刚刚导入的 rt-thread 工程。本BSP提供两种编译的方式，分别用于在RAM中执行和在FLASH中执行。
+如图所示可以选择RAM和FLASH进行build。
+![](figures/build.png)
 ## 3. 烧写及执行
 
 编译完成后，可以开始下载和调试。把开发板和电脑通过 Mini-USB 线连接，使用 CCS 中的烧写功能可直接通过板载 XDS100v2 仿真器烧写并执行。
@@ -94,9 +93,9 @@ TMS320F28379D 程序的编译和下载要使用的是 TI 官方提供的 Code Co
 
 ## 6. 联系人信息
 
-维护人：xuzhuoyi < xzy476386434@vip.qq.com >
-qiyu < qiyu_sjtu@163.com >
-guyunjie < yunjie.gu1@gmail.com >
+维护人：
+1. guyunjie < yunjie.gu1@gmail.com >
+2. qiyu < qiyu_sjtu@163.com >
 
 ## 7. 参考
 

bsp/tms320f28379d/applications/application.c

@@ -1,38 +0,0 @@
-/*
- * Copyright (c) 2006-2018, RT-Thread Development Team
- *
- * SPDX-License-Identifier: Apache-2.0
- *
- * Change Logs:
- * Date           Author       Notes
- * 2009-01-05     Bernard      the first version
- * 2014-04-27     Bernard      make code cleanup. 
- */
-
-#include <board.h>
-#include <rtthread.h>
-
-#ifdef RT_USING_FINSH
-#include "shell.h"
-#endif
-
-void rt_init_thread_entry(void* parameter)
-{
-#ifdef RT_USING_FINSH
-    finsh_system_init();
-#endif
-}
-
-int rt_application_init()
-{
-    rt_thread_t tid;
-
-    tid = rt_thread_create("init",
-        rt_init_thread_entry, RT_NULL,
-        2048, RT_THREAD_PRIORITY_MAX/3, 20);
-
-    if (tid != RT_NULL)
-        rt_thread_startup(tid);
-
-    return 0;
-}

bsp/tms320f28379d/applications/startup.c

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2006-2018, RT-Thread Development Team
+ * Copyright (c) 2006-2022, RT-Thread Development Team
  *
  * SPDX-License-Identifier: Apache-2.0
  *
@@ -7,80 +7,22 @@
  * Date           Author       Notes
  * 2006-08-31     Bernard      first implementation
  * 2018-09-02     xuzhuoyi     modify for TMS320F28379D version
+ * 2022-08-21     yuqi         modify the entry function
  */
 
 #include <stdint.h>
 #include <rthw.h>
 #include <rtthread.h>
-
 #include "board.h"
 
-
-/*@{*/
-
-extern int  rt_application_init(void);
-
-
-/*******************************************************************************
-* Function Name  : assert_failed
-* Description    : Reports the name of the source file and the source line number
-*                  where the assert error has occurred.
-* Input          : - file: pointer to the source file name
-*                  - line: assert error line source number
-* Output         : None
-* Return         : None
-*******************************************************************************/
-void assert_failed(uint16_t* file, uint32_t line)
-{
-    rt_kprintf("\n\r Wrong parameter value detected on\r\n");
-    rt_kprintf("       file  %s\r\n", file);
-    rt_kprintf("       line  %d\r\n", line);
-
-    while (1) ;
-}
-
-/**
- * This function will startup RT-Thread RTOS.
- */
-void rtthread_startup(void)
-{
-    /* init board */
-    rt_hw_board_init();
-
-    /* show version */
-    rt_show_version();
-
-    /* init timer system */
-    rt_system_timer_init();
-
-    /* init scheduler system */
-    rt_system_scheduler_init();
-
-    /* init application */
-    rt_application_init();
-
-    /* init timer thread */
-    rt_system_timer_thread_init();
-
-    /* init idle thread */
-    rt_thread_idle_init();
-
-    /* start scheduler */
-    rt_system_scheduler_start();
-
-    /* never reach here */
-    return ;
-}
-
 int main(void)
 {
-    /* disable interrupt first */
-    rt_hw_interrupt_disable();
-
-    /* startup RT-Thread RTOS */
-    rtthread_startup();
+    unsigned long x=10000;
 
-    return 0;
+    while(x)
+    {
+        x--;
+    }
 }
 
 /*@}*/

bsp/tms320f28379d/drivers/board.c

@@ -8,6 +8,7 @@
  * 2009-09-22     Bernard      add board.h to this bsp
  * 2018-09-02     xuzhuoyi     modify for TMS320F28379D version
  * 2022-06-21     guyunjie     fix bugs in trap_rtosint and enable interrupt nesting
+ * 2022-08-21     yuqi         adding onboard devices initialization code
  */
 #include <rtthread.h>
 #include "board.h"
@@ -21,7 +22,6 @@ extern volatile rt_uint8_t rt_interrupt_nest;
 extern rt_uint32_t rt_thread_switch_interrupt_flag;
 
 extern interrupt void RTOSINT_Handler();
-
 void trap_rtosint()
 {
     if(rt_thread_switch_interrupt_flag)
@@ -75,6 +75,10 @@ void rt_hw_board_init()
 
     InitPieVectTable();
 
+#ifdef _FLASH
+    memcpy(&RamfuncsRunStart, &RamfuncsLoadStart, (Uint32)&RamfuncsLoadSize);
+    InitFlash();
+#endif
     EALLOW;  // This is needed to write to EALLOW protected registers
     PieVectTable.TIMER2_INT = &cpu_timer2_isr;
     PieVectTable.RTOS_INT = &RTOSINT_Handler;
@@ -86,10 +90,12 @@ void rt_hw_board_init()
     IER |= M_INT14;
 
 #ifdef RT_USING_HEAP
-    rt_system_heap_init((void *)HEAP_BEGIN, (void *)HEAP_END);
+    rt_system_heap_init(&__ebss_end, &(__heap_end));
 #endif
 
+#ifdef RT_USING_SERIAL
     rt_hw_sci_init();
+#endif
 
 #ifdef RT_USING_COMPONENTS_INIT
     rt_components_board_init();
@@ -97,6 +103,19 @@ void rt_hw_board_init()
 #if defined(RT_USING_CONSOLE) && defined(RT_USING_DEVICE)
     rt_console_set_device(RT_CONSOLE_DEVICE_NAME);
 #endif
-    /*this hook may cause problem for reasons unknown*/
+
     rt_interrupt_leave_sethook((void (*)(void))trap_rtosint);
 }
+
+int _args_main()
+{
+    /* _args_main is the entry point called by _c_int00. We define it
+     * here to override the one defined by the compiler in args_main.c */
+
+    extern int rtthread_startup();
+
+    /* startup RT-Thread RTOS */
+    rtthread_startup();
+    /* never reach here*/
+    return 0;
+}

bsp/tms320f28379d/drivers/board.h

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2006-2018, RT-Thread Development Team
+ * Copyright (c) 2006-2022, RT-Thread Development Team
  *
  * SPDX-License-Identifier: Apache-2.0
  *
@@ -14,10 +14,9 @@
 
 #include <rtthread.h>
 
-#define C28X_SRAM_END          0x00020000
 
-#define HEAP_BEGIN  0x0000E000
-#define HEAP_END    C28X_SRAM_END
+extern int __ebss_end;
+extern int __heap_end;
 
 extern void rt_hw_board_init(void);
 

bsp/tms320f28379d/rtconfig.h

@@ -53,6 +53,9 @@
 /* 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 4
 #define RT_USING_MSH
 #define RT_USING_FINSH
 #define FINSH_USING_MSH
@@ -121,24 +124,58 @@
 
 /* language packages */
 
+/* JSON: JavaScript Object Notation, a lightweight data-interchange format */
+
+
+/* XML: Extensible Markup Language */
+
 
 /* multimedia packages */
 
+/* LVGL: powerful and easy-to-use embedded GUI library */
+
+
+/* u8g2: a monochrome graphic library */
+
+
+/* PainterEngine: A cross-platform graphics application framework written in C language */
+
 
 /* tools packages */
 
 
 /* system packages */
 
+/* enhanced kernel services */
+
+
+/* acceleration: Assembly language or algorithmic acceleration packages */
+
+
+/* CMSIS: ARM Cortex-M Microcontroller Software Interface Standard */
+
+
+/* Micrium: Micrium software products porting for RT-Thread */
+
 
 /* peripheral libraries and drivers */
 
 
+/* Kendryte SDK */
+
+
+/* AI packages */
+
+
 /* miscellaneous packages */
 
+/* project laboratory */
 
 /* samples: kernel and components samples */
 
+
+/* entertainment: terminal games and other interesting software packages */
+
 #include "rtconfig_project.h"
 
 #endif

include/rtdef.h

@@ -208,11 +208,11 @@ typedef __gnuc_va_list              va_list;
 /* The way that TI compiler set section is different from other(at least
     * GCC and MDK) compilers. See ARM Optimizing C/C++ Compiler 5.9.3 for more
     * details. */
-#define RT_SECTION(x)
-#define RT_USED
+#define RT_SECTION(x)               __attribute__((section(x)))
+#define RT_USED                     __attribute__((used))
 #define PRAGMA(x)                   _Pragma(#x)
-#define ALIGN(n)
-#define RT_WEAK
+#define ALIGN(n)                    __attribute__((aligned(n)))
+#define RT_WEAK                     __attribute__((weak))
 #define rt_inline                   static inline
 #define RTT_API
 #elif defined (__TASKING__)

libcpu/ti-dsp/c28x/context.s

@@ -10,6 +10,7 @@
 ; 2019-07-03     zhaoxiaowei  add _rt_hw_calc_csb function to support __rt_ffs.
 ; 2019-12-05     xiaolifan    add support for hardware fpu32
 ; 2022-06-21     guyunjie     trim pendsv (RTOSINT_Handler)
+; 2022-08-24     guyunjie     fix bugs in context switching
 
     .ref   _rt_interrupt_to_thread
     .ref   _rt_interrupt_from_thread
@@ -39,7 +40,6 @@
 
 RT_CTX_SAVE  .macro
 
-
     PUSH    AR1H:AR0H
     PUSH    XAR2
     PUSH    XAR3
@@ -90,7 +90,6 @@ RT_CTX_RESTORE  .macro
     POP     XAR3
     POP     XAR2
 
-
     MOVZ    AR0 , @SP
     SUBB    XAR0, #6
     MOVL    ACC , *XAR0
@@ -98,7 +97,6 @@ RT_CTX_RESTORE  .macro
     MOV     AL, IER
     MOVL   *XAR0, ACC
 
-
     POP     AR1H:AR0H
 
     .endm
@@ -130,23 +128,19 @@ _rt_hw_interrupt_enable:
 
 ;
 ; void rt_hw_context_switch(rt_uint32 from, rt_uint32 to);
-; r0 --> from
-; r4 --> to
-
-
+; ACC   --> from
+; SP[4] --> to
+;
     .asmfunc
 _rt_hw_context_switch_interrupt:
-    MOVL    XAR0, #0
-    MOV     AR0, AL
+    MOVL    XAR0, ACC
     MOVL    XAR4, *-SP[4]
     ; set rt_thread_switch_interrupt_flag to 1
     MOVL    XAR5, #_rt_thread_switch_interrupt_flag
-    MOVL    XAR6, *XAR5
-    MOVL    ACC, XAR6
-    CMPB    AL, #1
-    B       _reswitch, EQ
-    MOVL     XAR6, #1
-    MOVL    *XAR5, XAR6
+    MOVL    ACC, *XAR5
+    BF      _reswitch, NEQ                     ; ACC!=0
+    MOVB    ACC, #1
+    MOVL    *XAR5, ACC
 
     MOVL    XAR5, #_rt_interrupt_from_thread   ; set rt_interrupt_from_thread
     MOVL    *XAR5, XAR0
@@ -160,23 +154,19 @@ _reswitch:
 
 ;
 ; void rt_hw_context_switch(rt_uint32 from, rt_uint32 to);
-; r0 --> from
-; r4 --> to
-
-
+; ACC   --> from
+; SP[4] --> to
+;
     .asmfunc
 _rt_hw_context_switch:
-    MOVL    XAR0, #0
-    MOV     AR0, AL
+    MOVL    XAR0, ACC
     MOVL    XAR4, *-SP[4]
     ; set rt_thread_switch_interrupt_flag to 1
     MOVL    XAR5, #_rt_thread_switch_interrupt_flag
-    MOVL    XAR6, *XAR5
-    MOVL    ACC, XAR6
-    CMPB    AL, #1
-    B       _reswitch2, EQ
-    MOVL     XAR6, #1
-    MOVL    *XAR5, XAR6
+    MOVL    ACC, *XAR5
+    BF      _reswitch2, NEQ                    ; ACC!=0
+    MOVB    ACC, #1
+    MOVL    *XAR5, ACC
 
     MOVL    XAR5, #_rt_interrupt_from_thread   ; set rt_interrupt_from_thread
     MOVL    *XAR5, XAR0
@@ -189,63 +179,64 @@ _reswitch2:
     LRETR
     .endasmfunc
 
-     .asmfunc
+;
+; * void rt_hw_context_switch_to(rt_uint32 to);
+; * ACC --> to
+;
+    .asmfunc
+_rt_hw_context_switch_to:
+    ; get to thread
+    MOVL    XAR1, #_rt_interrupt_to_thread
+    MOVL    *XAR1, ACC
+
+    ; set from thread to 0
+    MOVL    XAR1, #_rt_interrupt_from_thread
+    MOVL    XAR0, #0
+    MOVL    *XAR1, XAR0
+
+    ; set interrupt flag to 1
+    MOVL    XAR1, #_rt_thread_switch_interrupt_flag
+    MOVL    XAR0, #1
+    MOVL    *XAR1, XAR0
+
+    TRAP    #16
+
+    ; never reach here!
+    .endasmfunc
+
+    .asmfunc
 _RTOSINT_Handler:
     ; disable interrupt to protect context switch
     ; DINT ;this is done by hardware so not needed
 
     ; get rt_thread_switch_interrupt_flag
-    MOV     AR0, #_rt_thread_switch_interrupt_flag
-    MOV     AL, *AR0
-    MOV     AR1, AL
-    CMP     AR1, #0
-    B       rtosint_exit, EQ         ; pendsv already handled
+    MOVL    XAR0, #_rt_thread_switch_interrupt_flag
+    MOVL    ACC, *XAR0
+    BF      rtosint_exit, EQ         ; pendsv already handled
 
     ; clear rt_thread_switch_interrupt_flag to 0
-    MOV     AR1, #0x00
-    MOV     *AR0, AR1
-
-    MOV     AR0, #_rt_interrupt_from_thread
-    MOV     AL, *AR0
-    MOV     AR1, AL
-    CMP     AR1, #0
-    B       switch_to_thread, EQ    ; skip register save at the first time
-
-;#if defined (__VFP_FP__) && !defined(__SOFTFP__)
-;    TST     lr, #0x10           ; if(!EXC_RETURN[4])
-;    VSTMDBEQ r1!, {d8 - d15}    ; push FPU register s16~s31
-;#endif
+    MOVL    XAR1, #0
+    MOVL    *XAR0, XAR1
 
-    RT_CTX_SAVE     ; push r4 - r11 register
+    MOVL    XAR0, #_rt_interrupt_from_thread
+    MOVL    ACC, *XAR0
+    BF      switch_to_thread, EQ     ; skip register save at the first time
 
-;#if defined (__VFP_FP__) && !defined(__SOFTFP__)
-;    MOV     r4, #0x00           ; flag = 0
+    RT_CTX_SAVE                      ; push cpu registers
 
-;    TST     lr, #0x10           ; if(!EXC_RETURN[4])
-;    MOVEQ   r4, #0x01           ; flag = 1
-
-;    STMFD   r1!, {r4}           ; push flag
-;#endif
-
-    MOV     AL, *AR0
-    MOV     AR0, AL
+    MOVL    ACC, *XAR0
+    MOVL    XAR0, ACC
     MOVZ    AR1, @SP                 ; get from thread stack pointer
-    MOV     *AR0, AR1                ; update from thread stack pointer
+    MOVL    *XAR0, XAR1              ; update from thread stack pointer
 
 switch_to_thread:
-    MOV     AR1, #_rt_interrupt_to_thread
-    MOV     AL, *AR1
-    MOV     AR1, AL
-    MOV     AL, *AR1
-    MOV     AR1, AL                ; load thread stack pointer
-
-;#if defined (__VFP_FP__) && !defined(__SOFTFP__)
-;    LDMFD   r1!, {r3}           ; pop flag
-;#endif
+    MOVL    XAR1, #_rt_interrupt_to_thread
+    MOVL    ACC, *XAR1
+    MOVL    XAR1, ACC
+    MOVL    ACC, *XAR1
+    MOV     @SP, AL                  ; load thread stack pointer
 
-    MOV     @SP, AR1
-
-    RT_CTX_RESTORE     ; pop r4 - r11 register
+    RT_CTX_RESTORE                   ; pop cpu registers
 
 rtosint_exit:
     ; do not restore interrupt here: to be restored according to the
@@ -287,38 +278,6 @@ _rt_hw_calc_csb:
     lretr
     .endasmfunc
 
-;
-; * void rt_hw_context_switch_to(rt_uint32 to);
-; * r0 --> to
-
-    .asmfunc
-_rt_hw_context_switch_to:
-    MOV     AR1, #_rt_interrupt_to_thread
-    MOV     *AR1, AL
-
-;#if defined (__VFP_FP__) && !defined(__SOFTFP__)
-    ; CLEAR CONTROL.FPCA
-;    MRS     r2, CONTROL         ; read
-;    BIC     r2, #0x04           ; modify
-;    MSR     CONTROL, r2         ; write-back
-;#endif
-
-    ; set from thread to 0
-    MOV     AR1, #_rt_interrupt_from_thread
-    MOV     AR0, #0x0
-    MOV     *AR1, AR0
-
-    ; set interrupt flag to 1
-    MOV     AR1, #_rt_thread_switch_interrupt_flag
-    MOV     AR0, #1
-    MOV     *AR1, AR0
-
-    TRAP    #16
-
-
-    ; never reach here!
-    .endasmfunc
-
 ; compatible with old version
     .asmfunc
 _rt_hw_interrupt_thread_switch:

libcpu/ti-dsp/c28x/cpuport.c

@@ -76,9 +76,8 @@ rt_uint8_t *rt_hw_stack_init(void       *tentry,
     unsigned long       i;
 
     stk  = stack_addr;
-    stk  = (rt_uint8_t *)RT_ALIGN((rt_uint32_t)stk, 8);
-    //stk -= sizeof(struct stack_frame);
-    stk += 1;
+    stk  = (rt_uint8_t *)RT_ALIGN((rt_uint32_t)stk, 2);
+    stk += 1; /*to work around the stack alignment*/
 
     stack_frame = (struct stack_frame *)stk;
 

src/components.c

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2006-2021, RT-Thread Development Team
+ * Copyright (c) 2006-2022, RT-Thread Development Team
  *
  * SPDX-License-Identifier: Apache-2.0
  *
@@ -145,7 +145,6 @@ int $Sub$$main(void)
     return 0;
 }
 #elif defined(__ICCARM__)
-extern int main(void);
 /* __low_level_init will auto called by IAR cstartup */
 extern void __iar_data_init3(void);
 int __low_level_init(void)
@@ -194,7 +193,7 @@ void main_thread_entry(void *parameter)
         extern int $Super$$main(void);
         $Super$$main(); /* for ARMCC. */
     }
-#elif defined(__ICCARM__) || defined(__GNUC__) || defined(__TASKING__)
+#elif defined(__ICCARM__) || defined(__GNUC__) || defined(__TASKING__) || defined(__TI_COMPILER_VERSION__)
     main();
 #endif
 }