feat: Added RISC-V sparkfun red board

Signed-off-by: Taras Drozdovskyi <[email protected]>

Makefile

@@ -120,7 +120,7 @@ $(TOPDIR)/toolchain/$(GCC_SOURCE):
 
 gcc-unpacked: $(TOPDIR)/toolchain/$(GCC_SOURCE)
 	$(Q) if [ ! -d $(TOOLCHAINPATH) ]; then \
-		tar xjf $(TOPDIR)/toolchain/$(GCC_SOURCE) -C $(TOPDIR)/toolchain ; \
+		tar xvf $(TOPDIR)/toolchain/$(GCC_SOURCE) -C $(TOPDIR)/toolchain ; \
 	fi
 
 toolchain: check_context Make.defs .config $(TOPDIR)/toolchain/$(GCC_SOURCE) gcc-unpacked

README.md

@@ -34,19 +34,22 @@ the beginnings of corresponding files; also, all licenses are listed in
 --- 
 ## 3. Platforms supported
 
-| **NuMaker-PFM-M2351** | **M2351-Badge** | **V2M-MPS2-Qemu** | **How to add a platform** |
+| **NuMaker-PFM-M2351** | **M2351-Badge** | **V2M-MPS2-Qemu** | **RISCV SparkFun RedBoard** |
 |-----------------------|---------------------------|-------------|-----------|
-|[![](docs/images/platforms/numaker_pfm_m2351/numaker_pfm_m2351.png)](docs/numaker_pfm_m2351.md)|[![](docs/images/platforms/m2351_badge/m2351_badge.png)](docs/m2351_badge.md) |[![V2M-MPS2-Qemu](docs/images/platforms/v2m-mps2/v2m-mps2.png)](docs/v2m-mps2-qemu.md)|[![](docs/images/platforms/add_new_board.jpg)](docs/port-new-platform.md)|
+|[![](docs/images/platforms/numaker_pfm_m2351/numaker_pfm_m2351.png)](docs/numaker_pfm_m2351.md)|[![](docs/images/platforms/m2351_badge/m2351_badge.png)](docs/m2351_badge.md) |[![V2M-MPS2-Qemu](docs/images/platforms/v2m-mps2/v2m-mps2.png)](docs/v2m-mps2-qemu.md)|[![](docs/images/platforms/sparkfun_redboard/sparkfun_redboard.png)](docs/sparkfun_redboard.md)|
+| **How to add a platform** ||||
+|[![](docs/images/platforms/add_new_board.jpg)](docs/port-new-platform.md)||||
 
 
 Several platforms are supported. In order to manage slight differences
 between platforms, a `PLATFORM` flag has been introduced.
 
-| Platform              | Composite PLATFORM flag            | Maintained |
-|-----------------------|------------------------------------|------------|
-| [NuMaker-PFM-M2351]   |`PLATFORM=numaker_pfm_m2351`        | v0.4       |
-| [M2351-Badge]         |`PLATFORM=m2351_badge`              | v0.4       |
-| [V2M-MPS2-Qemu]       |`PLATFORM=mps2_an505_qemu`          | v0.4       |
+| Platform                  | Composite PLATFORM flag            | Maintained |
+|---------------------------|------------------------------------|------------|
+| [NuMaker-PFM-M2351]       |`PLATFORM=numaker_pfm_m2351`        | v0.4       |
+| [M2351-Badge]             |`PLATFORM=m2351_badge`              | v0.4       |
+| [V2M-MPS2-Qemu]           |`PLATFORM=mps2_an505_qemu`          | v0.4       |
+| [SparkFun RED-V RedBoard] |`PLATFORM=sparkfun_redboard`        | v0.5       |
 
 For information on adding a new platform see the [how to add a platform].
 
@@ -98,3 +101,4 @@ you can find here](.github/CONTRIBUTING.md).
 [NuMaker-PFM-M2351]: http://www.nuvoton.com.cn/hq/products/iot-solution/iot-platform/numaker-maker-platform/numaker-pfm-m2351?__locale=en
 [M2351-Badge]: docs/schemes/m2351_badge
 [V2M-MPS2-Qemu]: https://developer.arm.com/documentation/100964/1114/Microcontroller-Prototyping-System-2?lang=en
+[SparkFun RED-V RedBoard]: https://www.sparkfun.com/products/15594

arch/Kconfig

@@ -17,12 +17,18 @@ config ARCH_CORTEX_M33
 	---help---
 		The ARM architecture
 
+config ARCH_RISCV_32
+	bool "riscv32"
+	---help---
+		The ARM architecture
+
 endchoice
 
 config ARCH
 	string
 	default "cortex-m23"    if ARCH_CORTEX_M23
 	default "cortex-m33"    if ARCH_CORTEX_M33
+	default "riscv32"    if ARCH_RISCV_32
 
 if ARCH_CORTEX_M23
 source arch/cortex-m23/Kconfig
@@ -32,6 +38,10 @@ if ARCH_CORTEX_M33
 source arch/cortex-m33/Kconfig
 endif
 
+if ARCH_RISCV_32
+source arch/riscv32/Kconfig
+endif
+
 comment "Toolchain Configuration Options"
 choice
 	prompt "Toolchain Selection"
@@ -53,6 +63,12 @@ config GCC_VERSION_8_2018Q4
 # 	depends on ARCH_FAMILY_MPS2
 # 	bool "GCC compiler Version: 8 2019 q3"
 
+config GCC_VERSION_10_2_0_2020_12
+	bool "GCC compiler Version: SiFive GCC-Metal 10.2.0-2020.12.8"
+
+config GCC_VERSION_T_HEAD_10_2_0
+	bool "GCC compiler Version: T-Head GCC 10.2.0"
+
 endchoice
 
 config GCC_VERSION
@@ -61,6 +77,7 @@ config GCC_VERSION
 	default arm-none-eabi-6-2017-q2-update-linux   if GCC_VERSION_6_1_2017Q2
 	default arm-none-eabi-8-2018-q4-major-linux    if GCC_VERSION_8_2018Q4
 	# default gcc-arm-none-eabi-8-2019-q3-update-linux   if GCC_VERSION_8_2019Q3
+	default riscv64-unknown-elf-toolchain-10.2.0-2020.12.8-x86_64-linux-ubuntu14 if GCC_VERSION_10_2_0_2020_12
 
 config GCC_SITE
 	string
@@ -70,11 +87,14 @@ config GCC_SITE
 	# default "https://developer.arm.com/-/media/Files/downloads/gnu-rm/8-2019q3" if GCC_VERSION_8_2019Q3
 	# default "https://developer.arm.com/-/media/Files/downloads/gnu-rm/8-2019q3/RC1.1" if GCC_VERSION_8_2019Q3
 	# https://developer.arm.com/-/media/Files/downloads/gnu-rm/8-2019q3/RC1.1/gcc-arm-none-eabi-8-2019-q3-update-linux.tar.bz2?revision=c34d758a-be0c-476e-a2de-af8c6e16a8a2?product=GNU%20Arm%20Embedded%20Toolchain%20Downloads,64-bit,,Linux,8-2019-q3-update
+	default "https://static.dev.sifive.com/dev-tools/freedom-tools/v2020.12" 	if GCC_VERSION_10_2_0_2020_12
+	default "https://github.com/bouffalolab/toolchain_gcc_t-head_linux" if GCC_VERSION_T_HEAD_10_2_0
 
 config GCC_FOLDER
 	string
 	default "gcc-arm-none-eabi-6-2017-q1-update"   if GCC_VERSION_6_1_2017Q1
 	default "gcc-arm-none-eabi-6-2017-q2-update"   if GCC_VERSION_6_1_2017Q2
 	default "gcc-arm-none-eabi-8-2018-q4-major"    if GCC_VERSION_8_2018Q4
 	# default "gcc-arm-none-eabi-8-2019-q3-update"   if GCC_VERSION_8_2019Q3
-
+	default "riscv64-unknown-elf-toolchain-10.2.0-2020.12.8-x86_64-linux-ubuntu14" if GCC_VERSION_10_2_0_2020_12
+	default "toolchain_gcc_t-head_linux-master" if GCC_VERSION_T_HEAD_10_2_0

arch/cortex-m23/m2351/src/m2351_badge/nonsecure/Makefile

@@ -77,7 +77,7 @@ $(COBJS_NS): $(OBJDIR)/%$(OBJEXT): %.c
 	$(Q) $(CC) -c $(CFLAGS) $< -o $@
 
 mtower_ns$(EXEEXT): $(OBJS_NS) 
-	$(Q) $(MAKE) -C $(TOPDIR)/freertos/ TOPDIR="$(TOPDIR)" libFreeRTOS_ns.a
+	$(Q) $(MAKE) -C $(TOPDIR)/freertos/ TOPDIR="$(TOPDIR)" FREE_RTOS_ARCH=ARM_V8M libFreeRTOS_ns.a
 	$(Q) $(MAKE) -C ../../StdDriver/src/ TOPDIR="$(TOPDIR)" libm2351_StdDriver_ns.a
 	@echo "LD: mTower_ns$(EXEEXT)"
 	$(Q) $(CC) $(CFLAGS) -Wl,--section-start=.text=$(CONFIG_START_ADDRESS_BL33) -Tnonsecure.ld $(OBJS_NS) $(LIBPATHS) $(LIBS) -o $(OBJDIR)/bl33.elf

arch/cortex-m23/m2351/src/numaker_pfm_m2351/nonsecure/Makefile

@@ -77,7 +77,7 @@ $(COBJS_NS): $(OBJDIR)/%$(OBJEXT): %.c
 	$(Q) $(CC) -c $(CFLAGS) $< -o $@
 
 mtower_ns$(EXEEXT): $(OBJS_NS) 
-	$(Q) $(MAKE) -C $(TOPDIR)/freertos/ TOPDIR="$(TOPDIR)" libFreeRTOS_ns.a
+	$(Q) $(MAKE) -C $(TOPDIR)/freertos/ TOPDIR="$(TOPDIR)" FREE_RTOS_ARCH=ARM_V8M libFreeRTOS_ns.a
 	$(Q) $(MAKE) -C ../../StdDriver/src/ TOPDIR="$(TOPDIR)" libm2351_StdDriver_ns.a
 	@echo "LD: mTower_ns$(EXEEXT)"
 	$(Q) $(CC) $(CFLAGS) -Wl,--section-start=.text=$(CONFIG_START_ADDRESS_BL33) -Tnonsecure.ld $(OBJS_NS) $(LIBPATHS) $(LIBS) -o $(OBJDIR)/bl33.elf

arch/cortex-m33/mps2/src/mps2_an505_qemu/nonsecure/Makefile

@@ -75,7 +75,6 @@ OBJS_NS = $(AOBJS_NS) $(COBJS_NS)
 
 LIBPATHS = -L. -L"$(TOPDIR)/lib"
 
-# LIBS =  -lm -lc -lnosys -lStdDriver_ns -lnsc -lFreeRTOS_ns
 LIBS =  -lm -lc -lnosys -lnsc -lFreeRTOS_ns
 
 $(AOBJS_NS): $(OBJDIR)/%$(OBJEXT): %.S
@@ -90,7 +89,7 @@ $(COBJS_NS): $(OBJDIR)/%$(OBJEXT): %.c
 	$(Q) $(CC) -c $(CFLAGS) $< -o $@
 
 mtower_ns$(EXEEXT): $(OBJS_NS) 
-	$(Q) $(MAKE) -C $(TOPDIR)/freertos/ TOPDIR="$(TOPDIR)" libFreeRTOS_ns.a
+	$(Q) $(MAKE) -C $(TOPDIR)/freertos/ TOPDIR="$(TOPDIR)" FREE_RTOS_ARCH=ARM_V8M libFreeRTOS_ns.a
 # $(Q) $(MAKE) -C ../../StdDriver/src/ TOPDIR="$(TOPDIR)" libStdDriver_ns.a
 	@echo "LD: mTower_ns$(EXEEXT)"
 	$(Q) $(CC) $(CFLAGS) -Tnonsecure.ld $(OBJS_NS) $(LIBPATHS) $(LIBS) -Wl,-Map=output.map -o $(OBJDIR)/bl33.elf

arch/riscv32/Kconfig

@@ -0,0 +1,36 @@
+#
+# For a description of the syntax of this configuration file,
+# see the file kconfig-language.txt in the docs folder of mTower repository.
+#
+
+choice
+	prompt "MCU Family"
+	default FE310
+
+config ARCH_FAMILY_FE310
+	bool "FE310"
+	---help---
+		The FE310 architecture
+
+config ARCH_FAMILY_BL808
+	bool "BL808"
+	---help---
+		The BL808 architecture	
+
+endchoice
+
+config ARCH_FAMILY
+	string
+	default "fe310"            if ARCH_FAMILY_FE310
+	default "bl808"            if ARCH_FAMILY_BL808
+
+if ARCH_FAMILY_FE310
+comment "FE310 Configuration Options"
+source arch/riscv32/fe310/Kconfig
+endif
+
+if ARCH_FAMILY_BL808
+comment "BL808 Configuration Options"
+source arch/riscv32/bl808/Kconfig
+endif
+