| 1 | #
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| 2 | # Copyright (c) 2015 Petr Pavlu
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| 3 | # All rights reserved.
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| 4 | #
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| 5 | # Redistribution and use in source and binary forms, with or without
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| 6 | # modification, are permitted provided that the following conditions
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| 7 | # are met:
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| 8 | #
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| 9 | # - Redistributions of source code must retain the above copyright
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| 10 | # notice, this list of conditions and the following disclaimer.
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| 11 | # - Redistributions in binary form must reproduce the above copyright
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| 12 | # notice, this list of conditions and the following disclaimer in the
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| 13 | # documentation and/or other materials provided with the distribution.
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| 14 | # - The name of the author may not be used to endorse or promote products
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| 15 | # derived from this software without specific prior written permission.
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| 16 | #
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| 17 | # THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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| 18 | # IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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| 19 | # OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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| 20 | # IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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| 21 | # INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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| 22 | # NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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| 23 | # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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| 24 | # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| 25 | # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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| 26 | # THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| 27 | #
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| 28 |
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| 29 | BOOT_OUTPUT = image.boot
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| 30 | POST_OUTPUT = $(ROOT_PATH)/image.iso
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| 31 | POSTBUILD = Makefile.grub
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| 32 | GRUB_LOADER = chainloader
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| 33 |
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| 34 | BFD_NAME = elf64-littleaarch64
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| 35 | # Request binary BFD output. The ARM64 port manually prepares the .text
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| 36 | # section to look as a PE file than can be loaded on EFI systems.
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| 37 | BFD_OUTPUT = binary
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| 38 |
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| 39 | BITS = 64
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| 40 | ENDIANESS = LE
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| 41 |
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| 42 | # UEFI binaries should be relocatable, the EFI boot service LoadImage() will
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| 43 | # rebase the boot file using the .reloc information in the image if it cannot
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| 44 | # load the binary at its preferred address. The ARM64 port does not provide this
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| 45 | # information in its PE file (that would require manually creating it) but
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| 46 | # instead the boot code is compiled with the -fpic option and the bootloader
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| 47 | # relocates itself at runtime.
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| 48 | #
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| 49 | # N.B. The UEFI guarantees for AArch64 that during boot time the primary
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| 50 | # processor is in the execution mode that has unaligned access enabled. The
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| 51 | # -mstrict-align option is therefore not needed.
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| 52 | EXTRA_CFLAGS = -fpic -fvisibility=hidden
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| 53 | EXTRA_LDFLAGS = -Wl,-shared
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| 54 |
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| 55 | ifeq ($(MACHINE), virt)
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| 56 | RD_DRVS_ESSENTIAL += \
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| 57 | char/pl011 \
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| 58 | intctl/gicv2 \
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| 59 | platform/arm64virt
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| 60 | endif
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| 61 |
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| 62 | SOURCES = \
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| 63 | arch/$(BARCH)/src/asm.S \
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| 64 | arch/$(BARCH)/src/main.c \
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| 65 | arch/$(BARCH)/src/relocate.c \
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| 66 | $(COMPS).o \
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| 67 | genarch/src/efi.c \
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| 68 | generic/src/gzip.c \
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| 69 | generic/src/inflate.c \
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| 70 | generic/src/kernel.c \
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| 71 | generic/src/memstr.c \
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| 72 | generic/src/payload.c \
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| 73 | generic/src/printf.c \
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| 74 | generic/src/printf_core.c \
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| 75 | generic/src/str.c \
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| 76 | generic/src/tar.c \
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| 77 | generic/src/version.c \
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| 78 | generic/src/vprintf.c
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