Initial loongarch64 support

conf.d/live.mk

@@ -10,7 +10,7 @@ distro/syslinux: distro/.boot \
 	@$(call set,BOOTLOADER,isolinux)
 endif
 
-ifeq (,$(filter-out i586 x86_64 aarch64 ppc64le riscv64,$(ARCH)))
+ifeq (,$(filter-out i586 x86_64 aarch64 ppc64le riscv64 loongarch64,$(ARCH)))
 distro/grub: distro/.boot use/grub use/hdt use/memtest +efi \
 	use/grub/localboot_bios.cfg use/grub/sdab_bios.cfg; @:
 ifeq (,$(filter-out i586 x86_64,$(ARCH)))

features.in/bootloader/config.mk

@@ -6,7 +6,7 @@
 
 # NB: "mysterious" conflicts if BASE_BOOTLOADER is empty
 
-GRUB_ARCHES := i586 x86_64 aarch64 ppc64le riscv64
+GRUB_ARCHES := i586 x86_64 aarch64 ppc64le riscv64 loongarch64
 
 use/bootloader: use/pkgpriorities
 ifneq (,$(filter-out e2k%,$(ARCH)))

features.in/efi/config.mk

-EFI_ARCHES := x86_64 aarch64 riscv64
+EFI_ARCHES := x86_64 aarch64 riscv64 loongarch64
 
 +efi: use/efi/signed; @:
 

features.in/grub/config.mk

 # default is plain text prompt
 # NB: might be usbflash-ready hybrid iso
 
-ifeq (,$(filter-out i586 x86_64 ppc64le aarch64 riscv64,$(ARCH)))
+ifeq (,$(filter-out i586 x86_64 ppc64le aarch64 riscv64 loongarch64,$(ARCH)))
 
 use/grub: sub/stage1 $(ISOHYBRID:%=use/isohybrid)
 	@$(call add_feature)

features.in/kernel/config.mk

@@ -6,9 +6,13 @@ else
 ifeq (,$(filter-out riscv64,$(ARCH)))
 	@$(call try,KFLAVOURS,un-def)
 else
+ifeq (,$(filter-out loongarch64,$(ARCH)))
+	@$(call try,KFLAVOURS,loongarch)
+else
 	@$(call try,KFLAVOURS,std-def)
 endif
 endif
+endif
 	@$(call xport,KFLAVOURS)
 
 use/kernel/latest: use/kernel; @:

lib/boot.mk

@@ -9,7 +9,7 @@ boot/iso:
 ifeq (,$(filter-out i586 x86_64,$(ARCH)))
 	@$(call try,BOOTLOADER,isolinux)
 endif
-ifeq (,$(filter-out aarch64 riscv64,$(ARCH)))
+ifeq (,$(filter-out aarch64 riscv64 loongarch64,$(ARCH)))
 	@$(call try,BOOTLOADER,efiboot)
 endif
 ifeq (,$(filter-out e2k%,$(ARCH)))

lib/vm.mk

@@ -21,7 +21,7 @@ else
 vm/.base-grub: vm/.base-grub-efi; @:
 endif
 
-ifeq (,$(filter-out x86_64 aarch64 riscv64,$(ARCH)))
+ifeq (,$(filter-out x86_64 aarch64 riscv64 loongarch64,$(ARCH)))
 vm/.base-grub-efi: vm/.bare use/efi/grub; @:
 else
 vm/.base-grub-efi: vm/.bare; @: