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arch/riscv/Toolchain: add riscv32-unknown-elf selection

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- user can use menuconfig to select riscv64-unknown-elf or riscv32-unknown-elf

Signed-off-by: Zhihong Chen <zhihong.chen@hpmicro.com>
This commit is contained in:
Zhihong Chen
2023-03-08 21:05:56 +08:00
committed by Petro Karashchenko
parent 0e018308a3
commit 698f5f3e80
2 changed files with 18 additions and 5 deletions
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arch/risc-v/Kconfig
+10 -3
View File
@@ -306,15 +306,22 @@ config ARCH_MPU_HAS_NAPOT
choice
prompt "Toolchain Selection"
default RISCV_TOOLCHAIN_GNU_RVG
default RISCV_TOOLCHAIN_GNU_RV64
config RISCV_TOOLCHAIN_GNU_RVG
bool "Generic GNU RVG toolchain"
config RISCV_TOOLCHAIN_GNU_RV64
bool "Generic GNU RV64 toolchain"
select ARCH_TOOLCHAIN_GNU
---help---
This option should work for any modern GNU toolchain (GCC 5.2 or newer)
configured for riscv64-unknown-elf.
config RISCV_TOOLCHAIN_GNU_RV32
bool "Generic GNU RV32 toolchain"
select ARCH_TOOLCHAIN_GNU
---help---
This option should work for any modern GNU toolchain (GCC 5.2 or newer)
configured for riscv32-unknown-elf.
endchoice
config RISCV_SEMIHOSTING_HOSTFS
arch/risc-v/src/common/Toolchain.defs
+8 -2
View File
@@ -27,7 +27,9 @@
# command-line selection.
#
ifeq ($(filter y, $(CONFIG_RISCV_TOOLCHAIN_GNU_RVG)),y)
ifeq ($(filter y, $(CONFIG_RISCV_TOOLCHAIN_GNU_RV64)),y)
CONFIG_RISCV_TOOLCHAIN ?= GNU_RVG
else ifeq ($(filter y, $(CONFIG_RISCV_TOOLCHAIN_GNU_RV32)),y)
CONFIG_RISCV_TOOLCHAIN ?= GNU_RVG
endif
@@ -120,7 +122,11 @@ ifeq ($(CONFIG_RISCV_TOOLCHAIN),GNU_RVG)
# Generic GNU RVG toolchain
CROSSDEV ?= riscv64-unknown-elf-
ifeq ($(CONFIG_RISCV_TOOLCHAIN_GNU_RV32),y)
CROSSDEV ?= riscv32-unknown-elf-
else
CROSSDEV ?= riscv64-unknown-elf-
endif
# Detect cpu ISA support flags