[Minios-devel] [UNIKRAFT RFC PATCH 1/6] plat/kvm: Update linker.uk to link image for Arm64

[Jianyong Wu <jianyong.wu@xxxxxxx>]

From: Wei Chen <Wei.Chen@xxxxxxx>

Update linker.uk to support link Arm64 image to aarch64elf
format.

Signed-off-by: Wei Chen <Wei.Chen@xxxxxxx>
---
 plat/kvm/Linker.uk | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/plat/kvm/Linker.uk b/plat/kvm/Linker.uk
index 20fe1d2..daf2efe 100644
--- a/plat/kvm/Linker.uk
+++ b/plat/kvm/Linker.uk
@@ -1,6 +1,11 @@
 ifeq (x86_64,$(CONFIG_UK_ARCH))
 KVM_LDSCRIPT  := $(CONFIG_UK_BASE)/plat/kvm/x86/link64.lds
 KVM_LDFLAGS-y += -Wl,-m,elf_x86_64
+else ifeq (arm64,$(CONFIG_UK_ARCH))
+KVM_LDSCRIPT_SRC := $(CONFIG_UK_BASE)/plat/kvm/arm/link64.lds.S
+KVM_LDSCRIPT     := $(call src2lds,libkvmplat,$(KVM_LDSCRIPT_SRC))
+KVM_LDFLAGS-y   += -Wl,-m,aarch64elf
+$(eval $(call buildrule,libkvmplat,$(KVM_LDSCRIPT_SRC),$(KVM_LDSCRIPT)))
 endif

 ##
@@ -16,7 +21,7 @@ $(KVM_IMAGE): $(KVM_LINK) $(KVM_LINK-y) $(UK_LINK) 
$(UK_LINK-y) $(KVM_LDSCRIPT)
                        $(UK_LINK) $(UK_LINK-y) -o $@.ld.o)
        $(call build_cmd,OBJCOPY,,$@.o,\
               $(OBJCOPY) -w -G kvmos_* -G _libkvmplat_entry $@.ld.o $@.o)
-ifeq (x86_64,$(CONFIG_UK_ARCH))
+ifneq ($(filter x86_64 arm64,$(CONFIG_UK_ARCH)),)
        $(call build_cmd,LD,,$@,\
               $(LD) $(LDFLAGS) $(LDFLAGS-y) \
                     $(KVM_LDFLAGS) $(KVM_LDFLAGS-y) \
--
2.7.4

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