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riscv: create a loader.bin boot image for Kendryte SoC 

Create the loader.bin bootable image file that can be loaded into
Kendryte K210 based boards using the kflash.py tool with the command:

kflash.py/kflash.py -t arch/riscv/boot/loader.bin

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Damien Le Moal <damien.lemoal@wdc.com>
Reviewed-by: Anup Patel <anup@brainfault.org>
Reviewed-by: Palmer Dabbelt <palmerdabbelt@google.com>
Signed-off-by: Palmer Dabbelt <palmerdabbelt@google.com>
This commit is contained in:
Christoph Hellwig 2020-03-16 09:47:43 +09:00 committed by Palmer Dabbelt
parent aa10eb6bb8
commit 37809df4b1
No known key found for this signature in database
GPG Key ID: 2E1319F35FBB1889
2 changed files with 6 additions and 3 deletions
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6
arch/riscv/Makefile
View File

@ -83,12 +83,12 @@ PHONY += vdso_install
vdso_install:
$(Q)$(MAKE) $(build)=arch/riscv/kernel/vdso $@
ifeq ($(CONFIG_RISCV_M_MODE),y)
KBUILD_IMAGE := $(boot)/loader
ifeq ($(CONFIG_RISCV_M_MODE)$(CONFIG_SOC_KENDRYTE),yy)
KBUILD_IMAGE := $(boot)/loader.bin
else
KBUILD_IMAGE := $(boot)/Image.gz
endif
BOOT_TARGETS := Image Image.gz loader
BOOT_TARGETS := Image Image.gz loader loader.bin
all: $(notdir $(KBUILD_IMAGE))

3
arch/riscv/boot/Makefile
View File

@ -41,6 +41,9 @@ $(obj)/Image.lzma: $(obj)/Image FORCE
$(obj)/Image.lzo: $(obj)/Image FORCE
$(call if_changed,lzo)
$(obj)/loader.bin: $(obj)/loader FORCE
$(call if_changed,objcopy)
install:
$(CONFIG_SHELL) $(srctree)/$(src)/install.sh $(KERNELRELEASE) \
$(obj)/Image System.map "$(INSTALL_PATH)"