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https://github.com/systemd/systemd-stable.git
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meson: Rework gnu-efi detection
Moving all of the gnu-efi detection into src/boot/efi/meson.build makes more sense than having it partially split. And thanks to subdir_done() we can simplify the code a lot. Fixes: #21258
This commit is contained in:
Jan Janssen
Luca Boccassi
parent
fe63d890fd
commit
9cf75222f2
56
meson.build
56
meson.build
@ -1641,39 +1641,8 @@ conf.set10('SYSTEMD_SLOW_TESTS_DEFAULT', slow_tests)
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#####################################################################
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if get_option('efi')
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efi_arch = host_machine.cpu_family()
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if efi_arch == 'x86'
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EFI_MACHINE_TYPE_NAME = 'ia32'
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gnu_efi_arch = 'ia32'
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elif efi_arch == 'x86_64'
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EFI_MACHINE_TYPE_NAME = 'x64'
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gnu_efi_arch = 'x86_64'
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elif efi_arch == 'arm'
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EFI_MACHINE_TYPE_NAME = 'arm'
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gnu_efi_arch = 'arm'
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elif efi_arch == 'aarch64'
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EFI_MACHINE_TYPE_NAME = 'aa64'
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gnu_efi_arch = 'aarch64'
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elif efi_arch == 'riscv64'
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EFI_MACHINE_TYPE_NAME = 'riscv64'
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gnu_efi_arch = 'riscv64'
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else
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EFI_MACHINE_TYPE_NAME = ''
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gnu_efi_arch = ''
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endif
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have = true
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conf.set_quoted('EFI_MACHINE_TYPE_NAME', EFI_MACHINE_TYPE_NAME)
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else
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have = false
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endif
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conf.set10('ENABLE_EFI', have)
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subdir('src/fundamental')
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subdir('src/boot/efi')
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conf.set10('HAVE_GNU_EFI', have_gnu_efi)
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############################################################
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@ -3887,19 +3856,14 @@ summary({
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# CPPFLAGS: ${OUR_CPPFLAGS} ${CPPFLAGS}
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# LDFLAGS: ${OUR_LDFLAGS} ${LDFLAGS}
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if conf.get('ENABLE_EFI') == 1
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summary({'EFI arch' : efi_arch},
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if conf.get('ENABLE_EFI') == 1 and conf.get('HAVE_GNU_EFI') == 1
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summary({
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'EFI machine type' : efi_arch[0],
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'EFI CC' : '@0@'.format(' '.join(efi_cc)),
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'EFI lds' : efi_lds,
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'EFI crt0' : efi_crt0,
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'EFI include directory' : efi_incdir},
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section : 'Extensible Firmware Interface')
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if have_gnu_efi
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summary({
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'EFI machine type' : EFI_MACHINE_TYPE_NAME,
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'EFI CC' : '@0@'.format(' '.join(efi_cc)),
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'EFI lds' : efi_lds,
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'EFI crt0' : efi_crt0,
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'EFI include directory' : efi_incdir},
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section : 'Extensible Firmware Interface')
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endif
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endif
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found = []
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@ -3947,11 +3911,11 @@ foreach tuple : [
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# components
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['backlight'],
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['binfmt'],
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['bpf-framework', conf.get('BPF_FRAMEWORK') == 1],
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['bpf-framework'],
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['coredump'],
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['environment.d'],
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['efi'],
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['gnu-efi', have_gnu_efi],
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['gnu-efi'],
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['firstboot'],
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['hibernate'],
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['homed'],
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@ -4008,7 +3972,7 @@ foreach tuple : [
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['debug hashmap'],
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['debug mmap cache'],
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['debug siphash'],
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['valgrind', conf.get('VALGRIND') == 1],
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['valgrind'],
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['trace logging', conf.get('LOG_TRACE') == 1],
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['install tests', install_tests],
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['link-udev-shared', get_option('link-udev-shared')],
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@ -1,5 +1,102 @@
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# SPDX-License-Identifier: LGPL-2.1-or-later
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conf.set10('ENABLE_EFI', get_option('efi'))
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conf.set10('HAVE_GNU_EFI', false)
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if not get_option('efi') or get_option('gnu-efi') == 'false'
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if get_option('gnu-efi') == 'true'
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error('gnu-efi support requested, but general efi support is disabled')
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endif
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subdir_done()
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endif
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efi_arch = {
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# host_cc_arch: [efi_arch (see Table 3-2 in UEFI spec), gnu_efi_inc_arch]
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'x86': ['ia32', 'ia32'],
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'x86_64': ['x64', 'x86_64'],
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'arm': ['arm', 'arm'],
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'aarch64': ['aa64', 'aarch64'],
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'riscv64': ['riscv64', 'riscv64'],
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}.get(host_machine.cpu_family(), [])
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efi_incdir = get_option('efi-includedir')
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if efi_arch.length() > 0 and not cc.has_header('@0@/@1@/efibind.h'.format(efi_incdir, efi_arch[1]))
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efi_arch = []
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endif
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if efi_arch.length() == 0
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if get_option('gnu-efi') == 'true'
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error('gnu-efi support requested, but headers not found or efi arch is unkown')
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endif
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warning('gnu-efi headers not found or efi arch is unkown, disabling gnu-efi support')
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subdir_done()
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endif
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if not cc.has_header_symbol('efi.h', 'EFI_IMAGE_MACHINE_X64',
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include_directories: include_directories(efi_incdir, efi_incdir / efi_arch[1]))
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if get_option('gnu-efi') == 'true'
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error('gnu-efi support requested, but found headers are too old (3.0.5+ required)')
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endif
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warning('gnu-efi headers are too old (3.0.5+ required), disabling gnu-efi support')
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subdir_done()
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endif
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objcopy = find_program('objcopy')
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efi_cc = get_option('efi-cc')
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if efi_cc.length() == 0
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efi_cc = cc.cmd_array()
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endif
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efi_ld = find_program(get_option('efi-ld'))
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efi_ld_name = efi_ld.path().split('/')[-1]
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if efi_ld_name == 'lld' or efi_ld_name == 'ld.lld'
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# LLVM/LLD does not support PE/COFF relocations
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# https://lists.llvm.org/pipermail/llvm-dev/2021-March/149234.html
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error('LLVM/lld does not support PE/COFF relocations. Use different linker for EFI image.')
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endif
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efi_libdir = ''
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foreach dir : [get_option('efi-libdir'),
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'/usr/lib/gnuefi' / efi_arch[0],
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run_command('realpath', '-e',
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'/usr/lib' / run_command(efi_cc, '-print-multi-os-directory').stdout().strip()).stdout().strip()]
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if run_command(test, '-d', dir).returncode() == 0
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efi_libdir = dir
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break
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endif
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endforeach
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if efi_libdir == ''
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if get_option('gnu-efi') == 'true'
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error('gnu-efi support requested, but efi-libdir was not found')
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endif
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warning('efi-libdir was not found, disabling gnu-efi support')
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subdir_done()
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endif
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efi_lds = ''
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foreach location : [ # New locations first introduced with gnu-efi 3.0.11
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[efi_libdir / 'efi.lds',
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efi_libdir / 'crt0.o'],
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# Older locations...
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[efi_libdir / 'gnuefi' / 'elf_@0@_efi.lds'.format(efi_arch[1]),
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efi_libdir / 'gnuefi' / 'crt0-efi-@0@.o'.format(efi_arch[1])],
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[efi_libdir / 'elf_@0@_efi.lds'.format(efi_arch[1]),
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efi_libdir / 'crt0-efi-@0@.o'.format(efi_arch[1])]]
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if run_command(test, '-f', location[0], '-a', '-f', location[1]).returncode() == 0
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efi_lds = location[0]
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efi_crt0 = location[1]
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break
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endif
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endforeach
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if efi_lds == ''
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if get_option('gnu-efi') == 'true'
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error('gnu-efi support requested, but cannot find efi.lds')
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endif
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warning('efi.lds was not found, disabling gnu-efi support')
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subdir_done()
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endif
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efi_headers = files('''
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console.h
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cpio.h
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@ -39,312 +136,206 @@ systemd_boot_sources = '''
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'''.split()
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stub_sources = '''
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cpio.c
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initrd.c
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splash.c
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stub.c
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cpio.c
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'''.split()
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if efi_arch in ['x86', 'x86_64']
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if efi_arch[1] in ['ia32', 'x86_64']
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stub_sources += 'linux_x86.c'
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else
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stub_sources += 'linux.c'
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endif
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if conf.get('ENABLE_EFI') == 1 and get_option('gnu-efi') != 'false'
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efi_cc = get_option('efi-cc')
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if efi_cc.length() == 0
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efi_cc = cc.cmd_array()
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conf.set10('HAVE_GNU_EFI', true)
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conf.set_quoted('EFI_MACHINE_TYPE_NAME', efi_arch[0])
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efi_conf = configuration_data()
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efi_conf.set_quoted('EFI_MACHINE_TYPE_NAME', efi_arch[0])
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efi_conf.set10('ENABLE_TPM', get_option('tpm'))
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foreach ctype : ['color-normal', 'color-entry', 'color-highlight', 'color-edit']
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c = get_option('efi-' + ctype).split(',')
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efi_conf.set(ctype.underscorify().to_upper(), 'EFI_TEXT_ATTR(@0@, @1@)'.format(
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'EFI_' + c[0].strip().underscorify().to_upper(),
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'EFI_' + c[1].strip().underscorify().to_upper()))
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endforeach
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if get_option('sbat-distro') != ''
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efi_conf.set_quoted('SBAT_PROJECT', meson.project_name())
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efi_conf.set_quoted('PROJECT_VERSION', meson.project_version())
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efi_conf.set('PROJECT_URL', conf.get('PROJECT_URL'))
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if get_option('sbat-distro-generation') < 1
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error('SBAT Distro Generation must be a positive integer')
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endif
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efi_ld = find_program(get_option('efi-ld'), required: true)
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efi_ld_name = efi_ld.path().split('/')[-1]
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if efi_ld_name == 'lld' or efi_ld_name == 'ld.lld'
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# LLVM/LLD does not support PE/COFF relocations
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# https://lists.llvm.org/pipermail/llvm-dev/2021-March/149234.html
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error('LLVM/lld does not support PE/COFF relocations. Use different linker for EFI image.')
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endif
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efi_incdir = get_option('efi-includedir')
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gnu_efi_path_arch = ''
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foreach name : [gnu_efi_arch, EFI_MACHINE_TYPE_NAME]
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if (gnu_efi_path_arch == '' and name != '' and
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cc.has_header('@0@/@1@/efibind.h'.format(efi_incdir, name)))
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gnu_efi_path_arch = name
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efi_conf.set('SBAT_DISTRO_GENERATION', get_option('sbat-distro-generation'))
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foreach sbatvar : [['sbat-distro', 'ID'],
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['sbat-distro-summary', 'NAME'],
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['sbat-distro-url', 'BUG_REPORT_URL']]
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value = get_option(sbatvar[0])
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if (value == '' and not meson.is_cross_build()) or value == 'auto'
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cmd = 'if [ -e /etc/os-release ]; then . /etc/os-release; else . /usr/lib/os-release; fi; echo $@0@'.format(sbatvar[1])
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value = run_command(sh, '-c', cmd).stdout().strip()
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message('@0@ (from @1@): @2@'.format(sbatvar[0], sbatvar[1], value))
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endif
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if value == ''
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error('Required @0@ option not set and autodetection failed'.format(sbatvar[0]))
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endif
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efi_conf.set_quoted(sbatvar[0].underscorify().to_upper(), value)
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endforeach
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if gnu_efi_path_arch != '' and EFI_MACHINE_TYPE_NAME == ''
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error('gnu-efi is available, but EFI_MACHINE_TYPE_NAME is unknown')
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pkgname = get_option('sbat-distro-pkgname')
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if pkgname == ''
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pkgname = meson.project_name()
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endif
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efi_conf.set_quoted('SBAT_DISTRO_PKGNAME', pkgname)
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efi_libdir = get_option('efi-libdir')
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if efi_libdir == ''
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# New location first introduced with gnu-efi 3.0.11
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efi_libdir = '/usr/lib/gnuefi' / EFI_MACHINE_TYPE_NAME
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cmd = run_command(test, '-e', efi_libdir)
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if cmd.returncode() != 0
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# Fall back to the old approach
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cmd = run_command(efi_cc + ['-print-multi-os-directory'])
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if cmd.returncode() == 0
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path = '/usr/lib' / cmd.stdout().strip()
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cmd = run_command(env, 'realpath', '-e', path)
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if cmd.returncode() == 0
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efi_libdir = cmd.stdout().strip()
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endif
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endif
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endif
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endif
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have_gnu_efi = gnu_efi_path_arch != '' and efi_libdir != ''
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if have_gnu_efi and not cc.has_header_symbol('efi.h', 'EFI_IMAGE_MACHINE_X64',
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include_directories: include_directories(efi_incdir, efi_incdir / gnu_efi_path_arch))
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have_gnu_efi = false
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if get_option('gnu-efi') == 'true'
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error('gnu-efi support requested, but found headers are too old (3.0.5+ required)')
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endif
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endif
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else
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have_gnu_efi = false
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endif
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if get_option('gnu-efi') == 'true' and not have_gnu_efi
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error('gnu-efi support requested, but headers were not found')
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endif
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if have_gnu_efi
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efi_conf = configuration_data()
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efi_conf.set_quoted('EFI_MACHINE_TYPE_NAME', EFI_MACHINE_TYPE_NAME)
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efi_conf.set10('ENABLE_TPM', get_option('tpm'))
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foreach ctype : ['color-normal', 'color-entry', 'color-highlight', 'color-edit']
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c = get_option('efi-' + ctype).split(',')
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fg = 'EFI_' + c[0].strip().underscorify().to_upper()
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bg = 'EFI_BACKGROUND_' + c[1].strip().underscorify().to_upper()
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efi_conf.set(ctype.underscorify().to_upper(), '(' + fg + '|' + bg + ')')
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endforeach
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if get_option('sbat-distro') != ''
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efi_conf.set_quoted('SBAT_PROJECT', meson.project_name())
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efi_conf.set_quoted('PROJECT_VERSION', meson.project_version())
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efi_conf.set('PROJECT_URL', conf.get('PROJECT_URL'))
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if get_option('sbat-distro-generation') < 1
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error('SBAT Distro Generation must be a positive integer')
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endif
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efi_conf.set('SBAT_DISTRO_GENERATION', get_option('sbat-distro-generation'))
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sbatvars = [['sbat-distro', 'ID'],
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['sbat-distro-summary', 'NAME'],
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['sbat-distro-url', 'BUG_REPORT_URL']]
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foreach sbatvar : sbatvars
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value = get_option(sbatvar[0])
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if (value == '' and not meson.is_cross_build()) or value == 'auto'
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cmd = 'if [ -e /etc/os-release ]; then . /etc/os-release; else . /usr/lib/os-release; fi; echo $@0@'.format(sbatvar[1])
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value = run_command(sh, '-c', cmd).stdout().strip()
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message('@0@ (from @1@): @2@'.format(sbatvar[0], sbatvar[1], value))
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endif
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if value == ''
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error('Required @0@ option not set and autodetection failed'.format(sbatvar[0]))
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endif
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efi_conf.set_quoted(sbatvar[0].underscorify().to_upper(), value)
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endforeach
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pkgname = get_option('sbat-distro-pkgname')
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if pkgname == ''
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pkgname = meson.project_name()
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endif
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efi_conf.set_quoted('SBAT_DISTRO_PKGNAME', pkgname)
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pkgver = get_option('sbat-distro-version')
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if pkgver == ''
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efi_conf.set('SBAT_DISTRO_VERSION', 'GIT_VERSION')
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else
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efi_conf.set_quoted('SBAT_DISTRO_VERSION', pkgver)
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endif
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endif
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efi_config_h = configure_file(
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output : 'efi_config.h',
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configuration : efi_conf)
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objcopy = find_program('objcopy')
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efi_location_map = [
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# New locations first introduced with gnu-efi 3.0.11
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[efi_libdir / 'efi.lds',
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efi_libdir / 'crt0.o'],
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# Older locations...
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[efi_libdir / 'gnuefi' / 'elf_@0@_efi.lds'.format(gnu_efi_path_arch),
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efi_libdir / 'gnuefi' / 'crt0-efi-@0@.o'.format(gnu_efi_path_arch)],
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[efi_libdir / 'elf_@0@_efi.lds'.format(gnu_efi_path_arch),
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efi_libdir / 'crt0-efi-@0@.o'.format(gnu_efi_path_arch)]]
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efi_lds = ''
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foreach location : efi_location_map
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if efi_lds == ''
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cmd = run_command(test, '-f', location[0])
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if cmd.returncode() == 0
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efi_lds = location[0]
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efi_crt0 = location[1]
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endif
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endif
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endforeach
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if efi_lds == ''
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if get_option('gnu-efi') == 'true'
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error('gnu-efi support requested, but cannot find efi.lds')
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else
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have_gnu_efi = false
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endif
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endif
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endif
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|
||||
if have_gnu_efi
|
||||
compile_args = cc.get_supported_arguments(
|
||||
basic_disabled_warnings +
|
||||
possible_common_cc_flags + [
|
||||
'-fno-stack-protector',
|
||||
'-fno-strict-aliasing',
|
||||
'-fpic',
|
||||
'-fwide-exec-charset=UCS2',
|
||||
'-Wall',
|
||||
'-Wextra',
|
||||
'-Wsign-compare',
|
||||
]
|
||||
) + [
|
||||
'-nostdlib',
|
||||
'-std=gnu99',
|
||||
'-ffreestanding',
|
||||
'-fshort-wchar',
|
||||
'-isystem', efi_incdir,
|
||||
'-isystem', efi_incdir / gnu_efi_path_arch,
|
||||
'-I', fundamental_path,
|
||||
'-DSD_BOOT',
|
||||
'-DGNU_EFI_USE_MS_ABI',
|
||||
'-include', efi_config_h,
|
||||
'-include', version_h,
|
||||
]
|
||||
|
||||
if efi_arch == 'x86_64'
|
||||
compile_args += ['-mno-red-zone',
|
||||
'-mno-sse',
|
||||
'-mno-mmx']
|
||||
elif efi_arch == 'x86'
|
||||
compile_args += ['-mno-sse',
|
||||
'-mno-mmx']
|
||||
elif efi_arch == 'arm'
|
||||
compile_args += cc.get_supported_arguments([
|
||||
'-mgeneral-regs-only',
|
||||
'-mfpu=none'
|
||||
])
|
||||
endif
|
||||
|
||||
# We are putting the efi_cc command line together ourselves, so make sure to pull any
|
||||
# relevant compiler flags from meson/CFLAGS as povided by the user or distro.
|
||||
|
||||
if get_option('werror')
|
||||
compile_args += ['-Werror']
|
||||
endif
|
||||
if get_option('debug')
|
||||
compile_args += ['-ggdb', '-DEFI_DEBUG']
|
||||
endif
|
||||
if get_option('optimization') != '0'
|
||||
compile_args += ['-O' + get_option('optimization')]
|
||||
endif
|
||||
if get_option('b_ndebug') == 'true' or (
|
||||
get_option('b_ndebug') == 'if-release' and ['plain', 'release'].contains(get_option('buildtype')))
|
||||
compile_args += ['-DNDEBUG']
|
||||
endif
|
||||
|
||||
foreach arg : get_option('c_args')
|
||||
if arg in ['-Werror', '-g', '-ggdb', '-O1', '-O2', '-O3', '-Og', '-Os', '-DNDEBUG']
|
||||
message('Using "@0@" from c_args for EFI compiler'.format(arg))
|
||||
compile_args += arg
|
||||
endif
|
||||
endforeach
|
||||
|
||||
efi_ldflags = ['-T', efi_lds,
|
||||
'-shared',
|
||||
'-Bsymbolic',
|
||||
'-nostdlib',
|
||||
'--no-undefined',
|
||||
'--warn-common',
|
||||
'--fatal-warnings',
|
||||
'-znocombreloc',
|
||||
'--build-id=sha1',
|
||||
'-L', efi_libdir,
|
||||
efi_crt0]
|
||||
if ['aarch64', 'arm', 'riscv64'].contains(efi_arch)
|
||||
# Aarch64, ARM32 and 64bit RISC-V don't have an EFI capable objcopy.
|
||||
# Use 'binary' instead, and add required symbols manually.
|
||||
efi_ldflags += ['--defsym=EFI_SUBSYSTEM=0xa']
|
||||
efi_format = ['-O', 'binary']
|
||||
pkgver = get_option('sbat-distro-version')
|
||||
if pkgver == ''
|
||||
efi_conf.set('SBAT_DISTRO_VERSION', 'GIT_VERSION')
|
||||
else
|
||||
efi_format = ['--target=efi-app-@0@'.format(gnu_efi_arch)]
|
||||
efi_conf.set_quoted('SBAT_DISTRO_VERSION', pkgver)
|
||||
endif
|
||||
|
||||
systemd_boot_objects = []
|
||||
stub_objects = []
|
||||
foreach file : fundamental_source_paths + common_sources + systemd_boot_sources + stub_sources
|
||||
o_file = custom_target(file.split('/')[-1] + '.o',
|
||||
input : file,
|
||||
output : file.split('/')[-1] + '.o',
|
||||
command : efi_cc + ['-c', '@INPUT@', '-o', '@OUTPUT@']
|
||||
+ compile_args,
|
||||
depend_files : efi_headers + fundamental_headers)
|
||||
if (fundamental_source_paths + common_sources + systemd_boot_sources).contains(file)
|
||||
systemd_boot_objects += o_file
|
||||
endif
|
||||
if (fundamental_source_paths + common_sources + stub_sources).contains(file)
|
||||
stub_objects += o_file
|
||||
endif
|
||||
endforeach
|
||||
|
||||
libgcc_file_name = run_command(efi_cc + ['-print-libgcc-file-name']).stdout().strip()
|
||||
systemd_boot_efi_name = 'systemd-boot@0@.efi'.format(EFI_MACHINE_TYPE_NAME)
|
||||
stub_elf_name = 'linux@0@.elf.stub'.format(EFI_MACHINE_TYPE_NAME)
|
||||
stub_efi_name = 'linux@0@.efi.stub'.format(EFI_MACHINE_TYPE_NAME)
|
||||
|
||||
efi_stubs = []
|
||||
foreach tuple : [['systemd_boot.so', systemd_boot_efi_name, systemd_boot_objects, false],
|
||||
[stub_elf_name, stub_efi_name, stub_objects, true]]
|
||||
so = custom_target(
|
||||
tuple[0],
|
||||
input : tuple[2],
|
||||
output : tuple[0],
|
||||
command : [efi_ld, '-o', '@OUTPUT@',
|
||||
efi_ldflags, tuple[2],
|
||||
'-lefi', '-lgnuefi', libgcc_file_name],
|
||||
install : tuple[3],
|
||||
install_dir : bootlibdir)
|
||||
|
||||
stub = custom_target(
|
||||
tuple[1],
|
||||
input : so,
|
||||
output : tuple[1],
|
||||
command : [objcopy,
|
||||
'-j', '.data',
|
||||
'-j', '.dynamic',
|
||||
'-j', '.dynsym',
|
||||
'-j', '.osrel',
|
||||
'-j', '.rel*',
|
||||
'-j', '.sbat',
|
||||
'-j', '.sdata',
|
||||
'-j', '.sdmagic',
|
||||
'-j', '.text',
|
||||
efi_format,
|
||||
'@INPUT@', '@OUTPUT@'],
|
||||
install : true,
|
||||
install_dir : bootlibdir)
|
||||
|
||||
efi_stubs += [[so, stub]]
|
||||
endforeach
|
||||
|
||||
############################################################
|
||||
|
||||
test_efi_disk_img = custom_target(
|
||||
'test-efi-disk.img',
|
||||
input : [efi_stubs[0][0], efi_stubs[1][1]],
|
||||
output : 'test-efi-disk.img',
|
||||
command : [test_efi_create_disk_sh, '@OUTPUT@','@INPUT@', splash_bmp])
|
||||
endif
|
||||
|
||||
efi_config_h = configure_file(
|
||||
output : 'efi_config.h',
|
||||
configuration : efi_conf)
|
||||
|
||||
compile_args = cc.get_supported_arguments(
|
||||
basic_disabled_warnings +
|
||||
possible_common_cc_flags + [
|
||||
'-fno-stack-protector',
|
||||
'-fno-strict-aliasing',
|
||||
'-fpic',
|
||||
'-fwide-exec-charset=UCS2',
|
||||
'-Wall',
|
||||
'-Wextra',
|
||||
'-Wsign-compare',
|
||||
]
|
||||
) + [
|
||||
'-nostdlib',
|
||||
'-std=gnu99',
|
||||
'-ffreestanding',
|
||||
'-fshort-wchar',
|
||||
'-isystem', efi_incdir,
|
||||
'-isystem', efi_incdir / efi_arch[1],
|
||||
'-I', fundamental_path,
|
||||
'-DSD_BOOT',
|
||||
'-DGNU_EFI_USE_MS_ABI',
|
||||
'-include', efi_config_h,
|
||||
'-include', version_h,
|
||||
]
|
||||
|
||||
compile_args += cc.get_supported_arguments({
|
||||
'ia32': ['-mno-sse', '-mno-mmx'],
|
||||
'x86_64': ['-mno-red-zone', '-mno-sse', '-mno-mmx'],
|
||||
'arm': ['-mgeneral-regs-only', '-mfpu=none'],
|
||||
}.get(efi_arch[1], []))
|
||||
|
||||
# We are putting the efi_cc command line together ourselves, so make sure to pull any
|
||||
# relevant compiler flags from meson/CFLAGS as povided by the user or distro.
|
||||
|
||||
if get_option('werror')
|
||||
compile_args += ['-Werror']
|
||||
endif
|
||||
if get_option('debug')
|
||||
compile_args += ['-ggdb', '-DEFI_DEBUG']
|
||||
endif
|
||||
if get_option('optimization') != '0'
|
||||
compile_args += ['-O' + get_option('optimization')]
|
||||
endif
|
||||
if get_option('b_ndebug') == 'true' or (
|
||||
get_option('b_ndebug') == 'if-release' and get_option('buildtype') in ['plain', 'release'])
|
||||
compile_args += ['-DNDEBUG']
|
||||
endif
|
||||
|
||||
foreach arg : get_option('c_args')
|
||||
if arg in ['-Werror', '-g', '-ggdb', '-O1', '-O2', '-O3', '-Og', '-Os', '-DNDEBUG']
|
||||
message('Using "@0@" from c_args for EFI compiler'.format(arg))
|
||||
compile_args += arg
|
||||
endif
|
||||
endforeach
|
||||
|
||||
efi_ldflags = ['-T', efi_lds,
|
||||
'-shared',
|
||||
'-Bsymbolic',
|
||||
'-nostdlib',
|
||||
'--no-undefined',
|
||||
'--warn-common',
|
||||
'--fatal-warnings',
|
||||
'-znocombreloc',
|
||||
'--build-id=sha1',
|
||||
'-L', efi_libdir,
|
||||
efi_crt0]
|
||||
if efi_arch[1] in ['aarch64', 'arm', 'riscv64']
|
||||
# Aarch64, ARM32 and 64bit RISC-V don't have an EFI capable objcopy.
|
||||
# Use 'binary' instead, and add required symbols manually.
|
||||
efi_ldflags += ['--defsym=EFI_SUBSYSTEM=0xa']
|
||||
efi_format = ['-O', 'binary']
|
||||
else
|
||||
efi_format = ['--target=efi-app-@0@'.format(efi_arch[1])]
|
||||
endif
|
||||
|
||||
systemd_boot_objects = []
|
||||
stub_objects = []
|
||||
foreach file : fundamental_source_paths + common_sources + systemd_boot_sources + stub_sources
|
||||
o_file = custom_target(file.split('/')[-1] + '.o',
|
||||
input : file,
|
||||
output : file.split('/')[-1] + '.o',
|
||||
command : [efi_cc, '-c', '@INPUT@', '-o', '@OUTPUT@', compile_args],
|
||||
depend_files : efi_headers + fundamental_headers)
|
||||
if (fundamental_source_paths + common_sources + systemd_boot_sources).contains(file)
|
||||
systemd_boot_objects += o_file
|
||||
endif
|
||||
if (fundamental_source_paths + common_sources + stub_sources).contains(file)
|
||||
stub_objects += o_file
|
||||
endif
|
||||
endforeach
|
||||
|
||||
libgcc_file_name = run_command(efi_cc + ['-print-libgcc-file-name']).stdout().strip()
|
||||
systemd_boot_efi_name = 'systemd-boot@0@.efi'.format(efi_arch[0])
|
||||
stub_elf_name = 'linux@0@.elf.stub'.format(efi_arch[0])
|
||||
stub_efi_name = 'linux@0@.efi.stub'.format(efi_arch[0])
|
||||
|
||||
efi_stubs = []
|
||||
foreach tuple : [['systemd_boot.so', systemd_boot_efi_name, systemd_boot_objects, false],
|
||||
[stub_elf_name, stub_efi_name, stub_objects, true]]
|
||||
so = custom_target(
|
||||
tuple[0],
|
||||
input : tuple[2],
|
||||
output : tuple[0],
|
||||
command : [efi_ld, '-o', '@OUTPUT@', efi_ldflags, tuple[2], '-lefi', '-lgnuefi', libgcc_file_name],
|
||||
install : tuple[3],
|
||||
install_dir : bootlibdir)
|
||||
|
||||
stub = custom_target(
|
||||
tuple[1],
|
||||
input : so,
|
||||
output : tuple[1],
|
||||
command : [objcopy,
|
||||
'-j', '.data',
|
||||
'-j', '.dynamic',
|
||||
'-j', '.dynsym',
|
||||
'-j', '.osrel',
|
||||
'-j', '.rel*',
|
||||
'-j', '.sbat',
|
||||
'-j', '.sdata',
|
||||
'-j', '.sdmagic',
|
||||
'-j', '.text',
|
||||
efi_format,
|
||||
'@INPUT@', '@OUTPUT@'],
|
||||
install : true,
|
||||
install_dir : bootlibdir)
|
||||
|
||||
efi_stubs += [[so, stub]]
|
||||
endforeach
|
||||
|
||||
############################################################
|
||||
|
||||
test_efi_disk_img = custom_target(
|
||||
'test-efi-disk.img',
|
||||
input : [efi_stubs[0][0], efi_stubs[1][1]],
|
||||
output : 'test-efi-disk.img',
|
||||
command : [test_efi_create_disk_sh, '@OUTPUT@','@INPUT@', splash_bmp])
|
||||
|
||||
Loading…
Reference in New Issue
Block a user