diff --git a/repos/dde_linux/lib/import/import-lx_emul_common.inc b/repos/dde_linux/lib/import/import-lx_emul_common.inc
new file mode 100644
index 0000000000..e3c7689df2
--- /dev/null
+++ b/repos/dde_linux/lib/import/import-lx_emul_common.inc
@@ -0,0 +1,179 @@
+DDE_LINUX_DIR := $(subst /src/include/lx_kit,,$(call select_from_repositories,src/include/lx_kit))
+
+#
+# Create symbol alias for jiffies, sharing the value of jiffies_64
+#
+LD_OPT += --defsym=jiffies=jiffies_64
+
+#
+# Lx_emul + Lx_kit definitions
+#
+
+SRC_CC  += lx_emul/alloc.cc
+SRC_CC  += lx_emul/clock.cc
+SRC_CC  += lx_emul/debug.cc
+SRC_CC  += lx_emul/init.cc
+SRC_CC  += lx_emul/io_mem.cc
+SRC_CC  += lx_emul/io_port.cc
+SRC_CC  += lx_emul/irq.cc
+SRC_CC  += lx_emul/log.cc
+SRC_CC  += lx_emul/page_virt.cc
+SRC_CC  += lx_emul/task.cc
+SRC_CC  += lx_emul/time.cc
+
+SRC_C   += lx_emul/clocksource.c
+SRC_C   += lx_emul/start.c
+SRC_C   += lx_emul/shadow/fs/exec.c
+SRC_C   += lx_emul/shadow/kernel/cpu.c
+SRC_C   += lx_emul/shadow/kernel/exit.c
+SRC_C   += lx_emul/shadow/kernel/fork.c
+SRC_C   += lx_emul/shadow/kernel/pid.c
+SRC_C   += lx_emul/shadow/kernel/printk/printk.c
+SRC_C   += lx_emul/shadow/kernel/sched/core.c
+SRC_C   += lx_emul/shadow/kernel/softirq.c
+SRC_C   += lx_emul/shadow/mm/percpu.c
+SRC_C   += lx_emul/shadow/mm/slab_common.c
+SRC_C   += lx_emul/shadow/mm/slub.c
+SRC_C   += lx_emul/virt_to_page.c
+
+SRC_CC  += lx_kit/console.cc
+SRC_CC  += lx_kit/env.cc
+SRC_CC  += lx_kit/init.cc
+SRC_CC  += lx_kit/memory.cc
+SRC_CC  += lx_kit/scheduler.cc
+SRC_CC  += lx_kit/task.cc
+SRC_CC  += lx_kit/timeout.cc
+
+ifeq ($(filter-out $(SPECS),x86_32),)
+LX_ARCH   := x86
+GEN_ARCH  := x86
+SPEC_ARCH := x86_32
+endif
+
+ifeq ($(filter-out $(SPECS),x86_64),)
+LX_ARCH   := x86
+GEN_ARCH  := x86
+SPEC_ARCH := x86_64
+endif
+
+ifeq ($(filter-out $(SPECS),arm),)
+LX_ARCH   := arm
+GEN_ARCH  := arm
+SPEC_ARCH := arm
+endif
+
+ifeq ($(filter-out $(SPECS),arm_64),)
+LX_ARCH   := arm64
+GEN_ARCH  := arm
+SPEC_ARCH := arm_64
+endif
+
+SHADOW_INC_DIR      := $(DDE_LINUX_DIR)/src/include/lx_emul/shadow
+GEN_SHADOW_INC_DIR  := $(DDE_LINUX_DIR)/src/include/spec/$(GEN_ARCH)/lx_emul/shadow
+SPEC_SHADOW_INC_DIR := $(DDE_LINUX_DIR)/src/include/spec/$(SPEC_ARCH)/lx_emul/shadow
+
+SRC_C   += lx_emul/spec/$(GEN_ARCH)/irqchip.c
+SRC_C   += lx_emul/spec/$(GEN_ARCH)/start.c
+SRC_S   += lx_kit/spec/$(SPEC_ARCH)/setjmp.S
+
+INC_DIR += $(DDE_LINUX_DIR)/src/include/spec/$(GEN_ARCH)/lx_kit
+INC_DIR += $(DDE_LINUX_DIR)/src/include/spec/$(SPEC_ARCH)
+INC_DIR += $(DDE_LINUX_DIR)/src/include/spec/x86
+INC_DIR += $(DDE_LINUX_DIR)/src/include
+INC_DIR += $(SPEC_SHADOW_INC_DIR)
+INC_DIR += $(GEN_SHADOW_INC_DIR)
+INC_DIR += $(SHADOW_INC_DIR)
+
+vpath % $(DDE_LINUX_DIR)/src/lib
+
+
+#
+# Linux kernel definitions
+#
+
+INC_DIR += $(LX_SRC_DIR)/arch/$(LX_ARCH)/include
+INC_DIR += $(LX_GEN_DIR)/arch/$(LX_ARCH)/include/generated
+INC_DIR += $(LX_SRC_DIR)/include
+INC_DIR += $(LX_GEN_DIR)/include
+INC_DIR += $(LX_SRC_DIR)/arch/$(LX_ARCH)/include/uapi
+INC_DIR += $(LX_GEN_DIR)/arch/$(LX_ARCH)/include/generated/uapi
+INC_DIR += $(LX_SRC_DIR)/include/uapi
+INC_DIR += $(LX_GEN_DIR)/include/generated/uapi
+
+CC_DEF   += -include $(LX_SRC_DIR)/include/linux/kconfig.h
+CC_DEF   += -include $(LX_SRC_DIR)/include/linux/compiler_types.h
+CC_DEF   += -D__KERNEL__ -DCONFIG_CC_HAS_K_CONSTRAINT=1
+CC_DEF   += -DKASAN_SHADOW_SCALE_SHIFT=3
+CC_C_OPT += -std=gnu89
+CC_C_OPT += -Wall -Wundef -Werror=strict-prototypes -Wno-trigraphs
+CC_C_OPT += -Werror=implicit-function-declaration -Werror=implicit-int
+CC_C_OPT += -Wno-format-security -Wno-psabi
+CC_C_OPT += -Wno-frame-address -Wno-format-truncation -Wno-format-overflow
+CC_C_OPT += -Wframe-larger-than=2048 -Wno-unused-but-set-variable -Wimplicit-fallthrough
+CC_C_OPT += -Wno-unused-const-variable -Wdeclaration-after-statement -Wvla
+CC_C_OPT += -Wno-pointer-sign -Wno-stringop-truncation -Wno-array-bounds -Wno-stringop-overflow
+CC_C_OPT += -Wno-restrict -Wno-maybe-uninitialized -Werror=date-time
+CC_C_OPT += -Werror=incompatible-pointer-types -Werror=designated-init
+CC_C_OPT += -Wno-packed-not-aligned
+CC_C_OPT += -Wno-discarded-qualifiers
+CC_C_OPT += -Wno-format
+
+# avoid link errors whenever the build config's CC_OLEVEL is set to -O0
+override CC_OLEVEL := -O2
+
+LX_SRC   = $(shell grep ".*\.c" $(PRG_DIR)/source.list)
+SRC_S   += $(shell grep ".*\.S" $(PRG_DIR)/source.list)
+SRC_C   += $(LX_SRC)
+
+vpath %.c $(LX_SRC_DIR)
+vpath %.S $(LX_SRC_DIR)
+vpath %.S $(LX_GEN_DIR)
+
+CUSTOM_TARGET_DEPS += $(PRG_DIR)/source.list
+
+# Define per-compilation-unit CC_OPT defines needed by MODULE* macros in Linux
+define CC_OPT_LX_RULES =
+CC_OPT_$(1) = -DKBUILD_MODFILE='"$(1)"' -DKBUILD_BASENAME='"$(notdir $(1))"' -DKBUILD_MODNAME='"$(notdir $(1))"'
+endef
+
+$(foreach file,$(LX_SRC),$(eval $(call CC_OPT_LX_RULES,$(file:%.c=%))))
+
+$(eval $(call CC_OPT_LX_RULES,generated_dummies))
+$(eval $(call CC_OPT_LX_RULES,dummies))
+
+
+#
+# Generate crc32table.h header
+#
+
+crc32table.h: gen_crc32table
+	./gen_crc32table > $@
+
+lib/crc32.o: crc32table.h
+
+gen_crc32table: $(LX_SRC_DIR)/lib/gen_crc32table.c
+	$(HOST_CC) -I$(LX_GEN_DIR)/include $< -o $@
+
+
+#
+# Force rebuild whenever shadow headers appear or change
+#
+# Shadow headers are not handled well by the regular dependency-file mechanism
+# and ccache.
+#
+# As new appearing shadow headers (e.g., when switching branches) are not
+# covered by .d files, no rebuild is issued for existing object files that
+# actually depend on the just appeared header. Specifying all shadow headers
+# as global dependencies forces the rebuild of all potentially affected object
+# files in such a situation.
+#
+
+GLOBAL_DEPS += $(wildcard $(addsuffix /linux/*.h,$(SHADOW_INC_DIR))) \
+               $(wildcard $(addsuffix /asm/*.h,$(SHADOW_INC_DIR)))
+
+GLOBAL_DEPS += $(wildcard $(addsuffix /linux/*.h,$(GEN_SHADOW_INC_DIR))) \
+               $(wildcard $(addsuffix /asm/*.h,$(GEN_SHADOW_INC_DIR)))
+
+GLOBAL_DEPS += $(wildcard $(addsuffix /linux/*.h,$(SPEC_SHADOW_INC_DIR))) \
+               $(wildcard $(addsuffix /asm/*.h,$(SPEC_SHADOW_INC_DIR)))
+
diff --git a/repos/dde_linux/src/lib/lx_emul/irqchip.c b/repos/dde_linux/src/lib/lx_emul/spec/arm/irqchip.c
similarity index 100%
rename from repos/dde_linux/src/lib/lx_emul/irqchip.c
rename to repos/dde_linux/src/lib/lx_emul/spec/arm/irqchip.c
diff --git a/repos/pc/lib/import/import-pc_lx_emul.mk b/repos/pc/lib/import/import-pc_lx_emul.mk
index 6eba7ce5dc..39bbb170a0 100644
--- a/repos/pc/lib/import/import-pc_lx_emul.mk
+++ b/repos/pc/lib/import/import-pc_lx_emul.mk
@@ -1,102 +1,3 @@
-DDE_LINUX_DIR := $(subst /src/include/lx_kit,,$(call select_from_repositories,src/include/lx_kit))
-
-ifeq ($(filter-out $(SPECS),x86_32),)
-SPEC_ARCH := x86_32
-endif
-
-ifeq ($(filter-out $(SPECS),x86_64),)
-SPEC_ARCH := x86_64
-endif
-
-INC_DIR += $(PRG_DIR)/../..
-
-SRC_C += dummies.c lx_emul.c
-SRC_C += $(notdir $(wildcard $(PRG_DIR)/../../generated_dummies.c))
-
-#
-# Create symbol alias for jiffies, sharing the value of jiffies_64
-#
-LD_OPT += --defsym=jiffies=jiffies_64
-
-#
-# Lx_emul + Lx_kit definitions
-#
-
-SRC_CC  += lx_emul/alloc.cc
-SRC_CC  += lx_emul/clock.cc
-SRC_CC  += lx_emul/debug.cc
-SRC_CC  += lx_emul/init.cc
-SRC_CC  += lx_emul/pci_init.cc
-SRC_CC  += lx_emul/io_mem.cc
-SRC_CC  += lx_emul/io_port.cc
-SRC_CC  += lx_emul/irq.cc
-SRC_CC  += lx_emul/log.cc
-SRC_CC  += lx_emul/page_virt.cc
-SRC_CC  += lx_emul/task.cc
-SRC_CC  += lx_emul/time.cc
-SRC_CC  += lx_emul/pci_config_space.cc
-
-SRC_C   += lx_emul/clocksource.c
-SRC_C   += lx_emul/spec/x86/irqchip.c
-SRC_C   += lx_emul/start.c
-SRC_C   += lx_emul/spec/x86/start.c
-SRC_C   += lx_emul/shadow/fs/exec.c
-SRC_C   += lx_emul/shadow/kernel/cpu.c
-SRC_C   += lx_emul/shadow/kernel/dma/mapping.c
-SRC_C   += lx_emul/shadow/kernel/exit.c
-SRC_C   += lx_emul/shadow/kernel/fork.c
-SRC_C   += lx_emul/shadow/kernel/irq/spurious.c
-SRC_C   += lx_emul/shadow/kernel/pid.c
-SRC_C   += lx_emul/shadow/kernel/printk/printk.c
-SRC_C   += lx_emul/shadow/kernel/rcu/tree.c
-SRC_C   += lx_emul/shadow/kernel/sched/core.c
-SRC_C   += lx_emul/shadow/kernel/sched/sched.c
-SRC_C   += lx_emul/shadow/kernel/softirq.c
-SRC_C   += lx_emul/shadow/lib/devres.c
-SRC_C   += lx_emul/shadow/lib/smp_processor_id.c
-SRC_C   += lx_emul/shadow/mm/memblock.c
-SRC_C   += lx_emul/shadow/mm/percpu.c
-SRC_C   += lx_emul/shadow/mm/slab_common.c
-SRC_C   += lx_emul/shadow/mm/slub.c
-SRC_C   += lx_emul/virt_to_page.c
-
-SRC_CC  += lx_kit/console.cc
-SRC_CC  += lx_kit/device.cc
-SRC_CC  += lx_kit/env.cc
-SRC_CC  += lx_kit/init.cc
-SRC_CC  += lx_kit/memory.cc
-SRC_CC  += lx_kit/scheduler.cc
-SRC_CC  += lx_kit/task.cc
-SRC_CC  += lx_kit/timeout.cc
-SRC_S   += lx_kit/spec/$(SPEC_ARCH)/setjmp.S
-
-SRC_CC  += lx_kit/spec/x86/platform.cc
-INC_DIR += $(DDE_LINUX_DIR)/src/include/spec/x86/lx_kit
-
-# determine location of lx_emul / lx_kit headers by querying lx_emul/init.h
-_LX_EMUL_INIT_H       := $(call select_from_repositories,src/include/lx_emul/init.h)
-DDE_LINUX_SRC_INC_DIR := $(_LX_EMUL_INIT_H:/lx_emul/init.h=)
-
-SHADOW_INC_DIR      := $(addsuffix /lx_emul/shadow, $(DDE_LINUX_SRC_INC_DIR))
-X86_SHADOW_INC_DIR  := $(addsuffix /lx_emul/shadow, $(DDE_LINUX_SRC_INC_DIR)/spec/x86)
-SPEC_SHADOW_INC_DIR := $(addsuffix /lx_emul/shadow, $(DDE_LINUX_SRC_INC_DIR)/spec/$(SPEC_ARCH))
-
-INC_DIR += $(DDE_LINUX_SRC_INC_DIR)
-INC_DIR += $(DDE_LINUX_SRC_INC_DIR)/spec/x86
-INC_DIR += $(DDE_LINUX_SRC_INC_DIR)/spec/$(SPEC_ARCH)
-INC_DIR += $(SHADOW_INC_DIR)
-INC_DIR += $(X86_SHADOW_INC_DIR)
-INC_DIR += $(SPEC_SHADOW_INC_DIR)
-
-DDE_LINUX_SRC_LIB_DIR := $(DDE_LINUX_SRC_INC_DIR:/include=/lib)
-
-vpath % $(DDE_LINUX_SRC_LIB_DIR)
-
-
-#
-# Linux kernel definitions
-#
-
 LIBS += pc_linux_generated
 
 LX_SRC_DIR := $(call select_from_ports,linux)/src/linux
@@ -106,88 +7,19 @@ endif
 
 LX_GEN_DIR := $(LIB_CACHE_DIR)/pc_linux_generated
 
-INC_DIR += $(LX_SRC_DIR)/arch/x86/include
-INC_DIR += $(LX_GEN_DIR)/arch/x86/include/generated
-INC_DIR += $(LX_SRC_DIR)/include
-INC_DIR += $(LX_GEN_DIR)/include
-INC_DIR += $(LX_SRC_DIR)/arch/x86/include/uapi
-INC_DIR += $(LX_GEN_DIR)/arch/x86/include/generated/uapi
-INC_DIR += $(LX_SRC_DIR)/include/uapi
-INC_DIR += $(LX_GEN_DIR)/include/generated/uapi
-
-CC_C_OPT += -std=gnu89 -include $(LX_SRC_DIR)/include/linux/kconfig.h
-CC_C_OPT += -include $(LX_SRC_DIR)/include/linux/compiler_types.h
-CC_C_OPT += -D__KERNEL__ -DCONFIG_CC_HAS_K_CONSTRAINT=1
-CC_C_OPT += -DKASAN_SHADOW_SCALE_SHIFT=3
-CC_C_OPT += -Wall -Wundef -Werror=strict-prototypes -Wno-trigraphs
-CC_C_OPT += -Werror=implicit-function-declaration -Werror=implicit-int
-CC_C_OPT += -Wno-format-security -Wno-psabi
-CC_C_OPT += -Wno-frame-address -Wno-format-truncation -Wno-format-overflow
-CC_C_OPT += -Wframe-larger-than=2048 -Wno-unused-but-set-variable -Wimplicit-fallthrough
-CC_C_OPT += -Wno-unused-const-variable -Wdeclaration-after-statement -Wvla
-CC_C_OPT += -Wno-pointer-sign -Wno-stringop-truncation -Wno-array-bounds -Wno-stringop-overflow
-CC_C_OPT += -Wno-restrict -Wno-maybe-uninitialized -Werror=date-time
-CC_C_OPT += -Werror=incompatible-pointer-types -Werror=designated-init
-CC_C_OPT += -Wno-packed-not-aligned
-CC_C_OPT += -Wno-discarded-qualifiers
-CC_C_OPT += -Wno-format
-
-# avoid link errors whenever the build config's CC_OLEVEL is set to -O0
-override CC_OLEVEL := -O2
-
-LX_SRC   = $(shell grep ".*\.c" $(PRG_DIR)/source.list)
-SRC_S   += $(shell grep ".*\.S" $(PRG_DIR)/source.list)
-SRC_C   += $(LX_SRC)
-SRC_S   += $(LX_ASM:$(LX_SRC_DIR)/%=%)
-
-vpath %.c $(LX_SRC_DIR)
-vpath %.S $(LX_SRC_DIR)
-vpath %.S $(LX_GEN_DIR)
-
-CUSTOM_TARGET_DEPS += $(PRG_DIR)/source.list
-
-# Define per-compilation-unit CC_OPT defines needed by MODULE* macros in Linux
-define CC_OPT_LX_RULES =
-CC_OPT_$(1) = -DKBUILD_MODFILE='"$(1)"' -DKBUILD_BASENAME='"$(notdir $(1))"' -DKBUILD_MODNAME='"$(notdir $(1))"'
-endef
-
-$(foreach file,$(LX_SRC),$(eval $(call CC_OPT_LX_RULES,$(file:%.c=%))))
-
-$(eval $(call CC_OPT_LX_RULES,generated_dummies))
-$(eval $(call CC_OPT_LX_RULES,dummies))
-
+include $(call select_from_repositories,lib/import/import-lx_emul_common.inc)
 
 # Handle specific source requirements
 CC_OPT_drivers/usb/host/xhci-trace += -I$(LX_SRC_DIR)/drivers/usb/host
 
-#
-# Generate crc32table.h header
-#
-
-crc32table.h: gen_crc32table
-	./gen_crc32table > $@
-
-lib/crc32.o: crc32table.h
-
-gen_crc32table: $(LX_SRC_DIR)/lib/gen_crc32table.c
-	$(HOST_CC) -I$(LX_GEN_DIR)/include $< -o $@
-
-
-#
-# Force rebuild whenever shadow headers appear or change
-#
-# Shadow headers are not handled well by the regular dependency-file mechanism
-# and ccache.
-#
-# As new appearing shadow headers (e.g., when switching branches) are not
-# covered by .d files, no rebuild is issued for existing object files that
-# actually depend on the just appeared header. Specifying all shadow headers
-# as global dependencies forces the rebuild of all potentially affected object
-# files in such a situation.
-#
-
-GLOBAL_DEPS += $(wildcard $(addsuffix /linux/*.h,$(SHADOW_INC_DIR))) \
-               $(wildcard $(addsuffix /asm/*.h,$(SHADOW_INC_DIR)))
-
-GLOBAL_DEPS += $(wildcard $(addsuffix /linux/*.h,$(SPEC_SHADOW_INC_DIR))) \
-               $(wildcard $(addsuffix /asm/*.h,$(SPEC_SHADOW_INC_DIR)))
+SRC_C   += lx_emul/shadow/kernel/dma/mapping.c
+SRC_C   += lx_emul/shadow/kernel/irq/spurious.c
+SRC_C   += lx_emul/shadow/kernel/rcu/tree.c
+SRC_C   += lx_emul/shadow/kernel/sched/sched.c
+SRC_C   += lx_emul/shadow/lib/devres.c
+SRC_C   += lx_emul/shadow/lib/smp_processor_id.c
+SRC_C   += lx_emul/shadow/mm/memblock.c
+SRC_CC  += lx_emul/pci_config_space.cc
+SRC_CC  += lx_emul/pci_init.cc
+SRC_CC  += lx_kit/device.cc
+SRC_CC  += lx_kit/spec/x86/platform.cc
diff --git a/repos/pc/recipes/api/pc_linux/content.mk b/repos/pc/recipes/api/pc_linux/content.mk
index ffd064907e..1c1e7cefad 100644
--- a/repos/pc/recipes/api/pc_linux/content.mk
+++ b/repos/pc/recipes/api/pc_linux/content.mk
@@ -9,7 +9,8 @@ MIRRORED_FROM_DDE_LINUX := src/lib/lx_emul \
                            src/include/spec/x86 \
                            src/include/spec/x86_32 \
                            src/include/spec/x86_64 \
-                           src/include/lx_kit
+                           src/include/lx_kit \
+                           lib/import/import-lx_emul_common.inc
 
 content: $(MIRRORED_FROM_DDE_LINUX)
 $(MIRRORED_FROM_DDE_LINUX):