change default risv-gcc to riscv-none-elf- and add _zicsr extension

hathach · May 15, 2024 · 4095ea6 · 4095ea6
1 parent b2a71b9
commit 4095ea6
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Showing 8 changed files with 43 additions and 29 deletions.
diff --git a/examples/build_system/cmake/cpu/rv32i-ilp32.cmake b/examples/build_system/cmake/cpu/rv32i-ilp32.cmake
@@ -1,13 +1,13 @@
 if (TOOLCHAIN STREQUAL "gcc")
   set(TOOLCHAIN_COMMON_FLAGS
-    -march=rv32i
+    -march=rv32i_zicsr
     -mabi=ilp32
     )
   set(FREERTOS_PORT GCC_RISC_V CACHE INTERNAL "")
 
 elseif (TOOLCHAIN STREQUAL "clang")
   set(TOOLCHAIN_COMMON_FLAGS
-    -march=rv32i
+    -march=rv32i_zicsr
     -mabi=ilp32
     )
   set(FREERTOS_PORT GCC_RISC_V CACHE INTERNAL "")

diff --git a/examples/build_system/cmake/cpu/rv32imac-ilp32.cmake b/examples/build_system/cmake/cpu/rv32imac-ilp32.cmake
@@ -1,13 +1,13 @@
 if (TOOLCHAIN STREQUAL "gcc")
   set(TOOLCHAIN_COMMON_FLAGS
-    -march=rv32imac
+    -march=rv32imac_zicsr
     -mabi=ilp32
     )
   set(FREERTOS_PORT GCC_RISC_V CACHE INTERNAL "")
 
 elseif (TOOLCHAIN STREQUAL "clang")
   set(TOOLCHAIN_COMMON_FLAGS
-    -march=rv32imac
+    -march=rv32imac_zicsr
     -mabi=ilp32
     )
   set(FREERTOS_PORT GCC_RISC_V CACHE INTERNAL "")

diff --git a/examples/build_system/cmake/toolchain/riscv_gcc.cmake b/examples/build_system/cmake/toolchain/riscv_gcc.cmake
@@ -1,15 +1,24 @@
+# default Toolchain from https://github.com/xpack-dev-tools/riscv-none-elf-gcc-xpack
+if (NOT DEFINED CROSS_COMPILE)
+  set(CROSS_COMPILE "riscv-none-elf-")
+endif ()
+
+if (NOT DEFINED CMAKE_C_COMPILER)
+  set(CMAKE_C_COMPILER ${CROSS_COMPILE}gcc)
+endif ()
+
 if (NOT DEFINED CMAKE_C_COMPILER)
-  set(CMAKE_C_COMPILER "riscv-none-embed-gcc")
+  set(CMAKE_C_COMPILER ${CROSS_COMPILE}gcc)
 endif ()
 
 if (NOT DEFINED CMAKE_CXX_COMPILER)
-  set(CMAKE_CXX_COMPILER "riscv-none-embed-g++")
+  set(CMAKE_CXX_COMPILER ${CROSS_COMPILE}g++)
 endif ()
 
 set(CMAKE_ASM_COMPILER ${CMAKE_C_COMPILER})
-set(CMAKE_SIZE "riscv-none-embed-size" CACHE FILEPATH "")
-set(CMAKE_OBJCOPY "riscv-none-embed-objcopy" CACHE FILEPATH "")
-set(CMAKE_OBJDUMP "riscv-none-embed-objdump" CACHE FILEPATH "")
+set(CMAKE_SIZE ${CROSS_COMPILE}size CACHE FILEPATH "")
+set(CMAKE_OBJCOPY ${CROSS_COMPILE}objcopy CACHE FILEPATH "")
+set(CMAKE_OBJDUMP ${CROSS_COMPILE}objdump CACHE FILEPATH "")
 
 include(${CMAKE_CURRENT_LIST_DIR}/common.cmake)
 

diff --git a/examples/build_system/make/cpu/rv32i-ilp32.mk b/examples/build_system/make/cpu/rv32i-ilp32.mk
@@ -1,12 +1,15 @@
 ifeq ($(TOOLCHAIN),gcc)
   CFLAGS += \
-    -march=rv32i \
+    -march=rv32i_zicsr \
     -mabi=ilp32 \
 
-else ifeq ($(TOOLCHAIN),iar)
-	#CFLAGS += --cpu cortex-a53
-	#ASFLAGS += --cpu cortex-a53
+else ifeq ($(TOOLCHAIN),clang)
+  CFLAGS += \
+    -march=rv32i_zicsr \
+    -mabi=ilp32 \
 
+else ifeq ($(TOOLCHAIN),iar)
+  $(error not support)
 endif
 
 # For freeRTOS port source

diff --git a/examples/build_system/make/cpu/rv32imac-ilp32.mk b/examples/build_system/make/cpu/rv32imac-ilp32.mk
@@ -1,11 +1,15 @@
 ifeq ($(TOOLCHAIN),gcc)
   CFLAGS += \
-    -march=rv32imac \
+    -march=rv32imac_zicsr \
+    -mabi=ilp32 \
+
+else ifeq ($(TOOLCHAIN),clang)
+  CFLAGS += \
+    -march=rv32imac_zicsr \
     -mabi=ilp32 \
 
 else ifeq ($(TOOLCHAIN),iar)
-	#CFLAGS += --cpu cortex-a53
-	#ASFLAGS += --cpu cortex-a53
+  $(error not support)
 
 endif
 

diff --git a/hw/bsp/ch32v20x/family.mk b/hw/bsp/ch32v20x/family.mk
@@ -1,3 +1,9 @@
+# https://www.embecosm.com/resources/tool-chain-downloads/#riscv-stable
+#CROSS_COMPILE ?= riscv32-unknown-elf-
+
+# Toolchain from https://nucleisys.com/download.php
+#CROSS_COMPILE ?= riscv-nuclei-elf-
+
 # Toolchain from https://github.com/xpack-dev-tools/riscv-none-elf-gcc-xpack
 CROSS_COMPILE ?= riscv-none-elf-
 
@@ -9,10 +15,9 @@ DEPS_SUBMODULES += $(CH32V20X_SDK)
 CH32V20X_SDK_SRC = $(CH32V20X_SDK)/EVT/EXAM/SRC
 
 include $(TOP)/$(BOARD_PATH)/board.mk
+CPU_CORE ?= rv32imac-ilp32
 
 CFLAGS += \
-	-march=rv32imac_zicsr \
-	-mabi=ilp32 \
 	-mcmodel=medany \
 	-ffunction-sections \
 	-fdata-sections \

diff --git a/hw/bsp/ch32v307/family.mk b/hw/bsp/ch32v307/family.mk
@@ -1,11 +1,11 @@
 # https://www.embecosm.com/resources/tool-chain-downloads/#riscv-stable
 #CROSS_COMPILE ?= riscv32-unknown-elf-
 
-# Toolchain from https://github.com/xpack-dev-tools/riscv-none-embed-gcc-xpack
-CROSS_COMPILE ?= riscv-none-embed-
+# Toolchain from https://nucleisys.com/download.php
+#CROSS_COMPILE ?= riscv-nuclei-elf-
 
 # Toolchain from https://github.com/xpack-dev-tools/riscv-none-elf-gcc-xpack
-#CROSS_COMPILE ?= riscv-none-elf-
+CROSS_COMPILE ?= riscv-none-elf-
 
 # Submodules
 CH32V307_SDK = hw/mcu/wch/ch32v307
@@ -16,8 +16,6 @@ CH32V307_SDK_SRC = $(CH32V307_SDK)/EVT/EXAM/SRC
 include $(TOP)/$(BOARD_PATH)/board.mk
 CPU_CORE ?= rv32imac-ilp32
 
-# 	-march=rv32imac_zicsr
-
 CFLAGS += \
 	-flto \
 	-msmall-data-limit=8 \

diff --git a/hw/bsp/gd32vf103/family.mk b/hw/bsp/gd32vf103/family.mk
@@ -4,11 +4,8 @@
 # Toolchain from https://nucleisys.com/download.php
 #CROSS_COMPILE ?= riscv-nuclei-elf-
 
-# Toolchain from https://github.com/xpack-dev-tools/riscv-none-embed-gcc-xpack
-CROSS_COMPILE ?= riscv-none-embed-
-
 # Toolchain from https://github.com/xpack-dev-tools/riscv-none-elf-gcc-xpack
-# CROSS_COMPILE ?= riscv-none-elf-
+CROSS_COMPILE ?= riscv-none-elf-
 
 # Submodules
 NUCLEI_SDK = hw/mcu/gd/nuclei-sdk
@@ -22,8 +19,6 @@ STARTUP_ASM = $(GD32VF103_SDK_SOC)/Common/Source/GCC
 include $(TOP)/$(BOARD_PATH)/board.mk
 CPU_CORE ?= rv32imac-ilp32
 
-# -march=rv32imac_zicsr
-
 CFLAGS += \
 	-mcmodel=medlow \
 	-mstrict-align \