arch/loongarch/boot/Makefile

Source file repositories/reference/linux-study-clean/arch/loongarch/boot/Makefile

File Facts

System
Linux kernel
Corpus path
arch/loongarch/boot/Makefile
Extension
[no extension]
Size
818 bytes
Lines
33
Domain
Architecture Layer
Bucket
arch/loongarch
Inferred role
Architecture Layer: build/configuration rule
Status
atlas-only

Why This File Exists

CPU and platform-specific kernel glue: boot entry, traps, syscall entry, interrupts, page tables, context switch, and low-level barriers.

Dependency Surface

Detected Declarations

Annotated Snippet

#
# arch/loongarch/boot/Makefile
#
# Copyright (C) 2020-2022 Loongson Technology Corporation Limited
#

drop-sections := .comment .note .options .note.gnu.build-id
strip-flags   := $(addprefix --remove-section=,$(drop-sections)) -S
OBJCOPYFLAGS_vmlinux.efi := -O binary $(strip-flags)

quiet_cmd_strip = STRIP	  $@
      cmd_strip = $(STRIP) -s -o $@ $<

targets := vmlinux.elf
$(obj)/vmlinux.elf: vmlinux FORCE
	$(call if_changed,strip)

targets += vmlinux.efi
$(obj)/vmlinux.efi: vmlinux FORCE
	$(call if_changed,objcopy)

EFI_ZBOOT_PAYLOAD      := vmlinux.efi

ifdef CONFIG_32BIT
EFI_ZBOOT_BFD_TARGET   := elf32-loongarch
EFI_ZBOOT_MACH_TYPE    := LOONGARCH32
else
EFI_ZBOOT_BFD_TARGET   := elf64-loongarch
EFI_ZBOOT_MACH_TYPE    := LOONGARCH64
endif

include $(srctree)/drivers/firmware/efi/libstub/Makefile.zboot

Annotation

Implementation Notes