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-rw-r--r--arch/arm/tools/Makefile55
1 files changed, 51 insertions, 4 deletions
diff --git a/arch/arm/tools/Makefile b/arch/arm/tools/Makefile
index 32d05c8219dc..28b6da8ac5f6 100644
--- a/arch/arm/tools/Makefile
+++ b/arch/arm/tools/Makefile
@@ -1,10 +1,57 @@
+# SPDX-License-Identifier: GPL-2.0
#
# linux/arch/arm/tools/Makefile
#
# Copyright (C) 2001 Russell King
#
-include/generated/mach-types.h: $(src)/gen-mach-types $(src)/mach-types
- @$(kecho) ' Generating $@'
- @mkdir -p $(dir $@)
- $(Q)$(AWK) -f $^ > $@ || { rm -f $@; /bin/false; }
+gen := arch/$(ARCH)/include/generated
+kapi := $(gen)/asm
+uapi := $(gen)/uapi/asm
+syshdr := $(srctree)/scripts/syscallhdr.sh
+sysnr := $(src)/syscallnr.sh
+systbl := $(srctree)/scripts/syscalltbl.sh
+syscall := $(src)/syscall.tbl
+
+gen-y := $(gen)/calls-oabi.S
+gen-y += $(gen)/calls-eabi.S
+kapi-hdrs-y := $(kapi)/unistd-nr.h
+kapi-hdrs-y += $(kapi)/mach-types.h
+uapi-hdrs-y += $(uapi)/unistd-oabi.h
+uapi-hdrs-y += $(uapi)/unistd-eabi.h
+
+targets += $(addprefix ../../../,$(gen-y) $(kapi-hdrs-y) $(uapi-hdrs-y))
+
+PHONY += kapi uapi
+
+kapi: $(kapi-hdrs-y) $(gen-y)
+
+uapi: $(uapi-hdrs-y)
+
+# Create output directory if not already present
+$(shell mkdir -p $(kapi) $(uapi))
+
+quiet_cmd_gen_mach = GEN $@
+ cmd_gen_mach = $(AWK) -f $(real-prereqs) > $@
+
+$(kapi)/mach-types.h: $(src)/gen-mach-types $(src)/mach-types FORCE
+ $(call if_changed,gen_mach)
+
+quiet_cmd_syshdr = SYSHDR $@
+ cmd_syshdr = $(CONFIG_SHELL) $(syshdr) --abis common,$* \
+ --offset __NR_SYSCALL_BASE $< $@
+
+quiet_cmd_systbl = SYSTBL $@
+ cmd_systbl = $(CONFIG_SHELL) $(systbl) --abis common,$* $< $@
+
+quiet_cmd_sysnr = SYSNR $@
+ cmd_sysnr = $(CONFIG_SHELL) $(sysnr) $< $@
+
+$(uapi)/unistd-%.h: $(syscall) $(syshdr) FORCE
+ $(call if_changed,syshdr)
+
+$(kapi)/unistd-nr.h: $(syscall) $(sysnr) FORCE
+ $(call if_changed,sysnr)
+
+$(gen)/calls-%.S: $(syscall) $(systbl) FORCE
+ $(call if_changed,systbl)