82 lines
2.9 KiB
Makefile
82 lines
2.9 KiB
Makefile
################################################################################
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#
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# syslinux to make target msdos/iso9660 filesystems bootable
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#
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################################################################################
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SYSLINUX_VERSION = 6.02
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SYSLINUX_SOURCE = syslinux-$(SYSLINUX_VERSION).tar.xz
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SYSLINUX_SITE = $(BR2_KERNEL_MIRROR)/linux/utils/boot/syslinux
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SYSLINUX_LICENSE = GPLv2+
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SYSLINUX_LICENSE_FILES = COPYING
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SYSLINUX_INSTALL_IMAGES = YES
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SYSLINUX_DEPENDENCIES = host-nasm host-util-linux host-upx
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ifeq ($(BR2_TARGET_SYSLINUX_LEGACY_BIOS),y)
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SYSLINUX_TARGET = bios
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endif
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ifeq ($(BR2_TARGET_SYSLINUX_EFI),y)
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ifeq ($(BR2_ARCH_IS_64),y)
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SYSLINUX_EFI_BITS = efi64
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else
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SYSLINUX_EFI_BITS = efi32
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endif # 64-bit
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SYSLINUX_DEPENDENCIES += gnu-efi
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SYSLINUX_TARGET = $(SYSLINUX_EFI_BITS)
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endif # EFI
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# The syslinux tarball comes with pre-compiled binaries.
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# Since timestamps might not be in the correct order, a rebuild is
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# not always triggered for all the different images.
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# Cleanup the mess even before we attempt a build, so we indeed
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# build everything from source.
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define SYSLINUX_CLEANUP
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rm -rf $(@D)/bios $(@D)/efi32 $(@D)/efi64
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endef
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SYSLINUX_POST_PATCH_HOOKS += SYSLINUX_CLEANUP
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# syslinux build system has no convenient way to pass CFLAGS,
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# and the internal zlib should take precedence so -I shouldn't
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# be used.
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define SYSLINUX_BUILD_CMDS
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$(TARGET_MAKE_ENV) $(MAKE1) CC="$(HOSTCC) -idirafter $(HOST_DIR)/usr/include $(HOST_LDFLAGS)" \
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AR="$(HOSTAR)" SYSROOT=$(STAGING_DIR) -C $(@D) $(SYSLINUX_TARGET)
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endef
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# While the actual bootloader is compiled for the target, several
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# utilities for installing the bootloader are meant for the host.
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# Repeat the target, otherwise syslinux will try to build everything
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# Repeat CC and AR, since syslinux really wants to check them at
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# install time
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define SYSLINUX_INSTALL_TARGET_CMDS
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$(TARGET_MAKE_ENV) $(MAKE1) CC="$(HOSTCC) -idirafter $(HOST_DIR)/usr/include $(HOST_LDFLAGS)" \
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AR="$(HOSTAR)" SYSROOT=$(STAGING_DIR) INSTALLROOT=$(HOST_DIR) \
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-C $(@D) $(SYSLINUX_TARGET) install
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endef
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SYSLINUX_IMAGES-$(BR2_TARGET_SYSLINUX_ISOLINUX) += bios/core/isolinux.bin
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SYSLINUX_IMAGES-$(BR2_TARGET_SYSLINUX_PXELINUX) += bios/core/pxelinux.bin
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SYSLINUX_IMAGES-$(BR2_TARGET_SYSLINUX_MBR) += bios/mbr/mbr.bin
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SYSLINUX_IMAGES-$(BR2_TARGET_SYSLINUX_EFI) += $(SYSLINUX_EFI_BITS)/efi/syslinux.efi
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SYSLINUX_C32 = $(call qstrip,$(BR2_TARGET_SYSLINUX_C32))
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# We install the c32 modules from the host-installed tree, where they
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# are all neatly installed in a single location, while they are
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# scattered around everywhere in the build tree.
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define SYSLINUX_INSTALL_IMAGES_CMDS
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for i in $(SYSLINUX_IMAGES-y); do \
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$(INSTALL) -D -m 0755 $(@D)/$$i $(BINARIES_DIR)/syslinux/$${i##*/}; \
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done
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for i in $(SYSLINUX_C32); do \
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$(INSTALL) -D -m 0755 $(HOST_DIR)/usr/share/syslinux/$${i} \
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$(BINARIES_DIR)/syslinux/$${i}; \
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done
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endef
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$(eval $(generic-package))
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