Merge branch 'master' of https://git.gemwire.uk/gwdev/Syncboot

meson.build

@@ -0,0 +1,94 @@
+project('Syncboot', 'c')
+
+sources = [ \
+  'src/main.c', 'src/gfx.c', 'src/bootloader.c', 'src/memory.c',
+
+  'gnu-efi/lib/misc.c', 'gnu-efi/lib/print.c', 'gnu-efi/lib/smbios.c',
+  'gnu-efi/lib/sread.c', 'gnu-efi/lib/str.c', 'gnu-efi/lib/boxdraw.c',
+  'gnu-efi/lib/cmdline.c', 'gnu-efi/lib/console.c', 'gnu-efi/lib/crc.c',
+  'gnu-efi/lib/data.c', 'gnu-efi/lib/debug.c', 'gnu-efi/lib/dpath.c',
+  'gnu-efi/lib/error.c', 'gnu-efi/lib/event.c', 'gnu-efi/lib/exit.c',
+  'gnu-efi/lib/guid.c', 'gnu-efi/lib/hand.c', 'gnu-efi/lib/hw.c',
+  'gnu-efi/lib/init.c', 'gnu-efi/lib/lock.c', 'gnu-efi/lib/x86_64/callwrap.c',
+
+  'gnu-efi/lib/x86_64/efi_stub.S', 'gnu-efi/lib/x86_64/initplat.c',
+  'gnu-efi/lib/x86_64/math.c', 'gnu-efi/lib/x86_64/setjmp.S',
+
+  'gnu-efi/lib/runtime/efirtlib.c', 'gnu-efi/lib/runtime/rtdata.c',
+  'gnu-efi/lib/runtime/rtlock.c', 'gnu-efi/lib/runtime/rtstr.c',
+  'gnu-efi/lib/runtime/vm.c'
+]
+
+include_dirs = [
+  'inc',
+  'gnu-efi/inc',
+  'gnu-efi/inc/x86_64',
+  'gnu-efi/inc/protocol',
+  'gnu-efi/lib'
+]
+
+c_arguments = [
+  '-ffreestanding', '-fpic', '-fshort-wchar', '-fno-stack-protector', '-fno-stack-check',
+  '-fno-strict-aliasing', '-fno-merge-all-constants', '-m64', '-mno-red-zone',
+  '-DGNU_EFI_USE_MS_ABI', '-maccumulate-outgoing-args', '--std=c11',
+  '-Og', '-g3', '-Wall', '-Wextra', '-Wdouble-promotion', '-Wpedantic', '-fmessage-length=0', '-MMD', '-MP'
+]
+
+# f'-Wa,-adghlmns={line}.out',
+# f'-MT{line}.o',
+
+link_arguments = [
+  '-nostdlib', '-Wl,--warn-common', '-Wl,--no-undefined', '-Wl,-dll',
+  '-Wl,--subsystem,10', '-e', 'efi_main', '-Wl,-Map=output.map'
+]
+
+lib = shared_library('BOOTX64',
+  sources,
+  include_directories: include_dirs,
+  c_args:c_arguments,
+  link_args: link_arguments,
+  name_prefix: '',
+  name_suffix: 'EFI',
+)
+
+meson.add_install_script('scripts/install.py')
+
+objcopy = find_program('objcopy')
+
+split_debug = custom_target(
+  'split_debug',
+  input: lib,
+  output: 'BOOTX64.debug',
+  build_by_default: true,
+  command: [
+    objcopy, '--only-keep-debug', '@INPUT@', '@OUTPUT@'
+  ],
+  depends: [
+    lib
+  ]
+)
+
+strip_debug = run_target(
+  'strip_debug',
+  command: [
+    objcopy, '--strip-debug', lib
+  ]
+)
+
+link_debug = run_target(
+  'link_debug',
+  command: [
+    objcopy, '--add-gnu-debuglink=' + split_debug.full_path(), lib
+  ],
+  depends : [
+    split_debug
+  ]
+)
+
+run_target(
+  'run',
+  command: [
+    'scripts/run.py'
+  ]
+)
+

scripts/install.py

@@ -0,0 +1,18 @@
+#!/usr/bin/env python3
+
+import os
+from pathlib import Path
+from shutil import copyfile
+
+build_root = Path(os.environ['MESON_BUILD_ROOT'])
+source_root = Path(os.environ['MESON_SOURCE_ROOT'])
+
+install_dir = build_root / 'sys'
+target_dir = install_dir / 'image/efi/boot'
+os.makedirs(target_dir, exist_ok=True)
+
+ovmf_file = 'OVMF_X64.fd'
+copyfile(source_root / ovmf_file, install_dir / ovmf_file)
+
+efi_file = 'BOOTX64.EFI'
+copyfile(build_root / efi_file, target_dir / efi_file)

scripts/run.py

@@ -0,0 +1,6 @@
+#!/usr/bin/env python3
+import os
+from pathlib import Path
+
+os.chdir(Path(os.environ['MESON_BUILD_ROOT']) / 'sys')
+os.system(r'qemu-system-x86_64 -net none -vga std  -serial file:qemu.log -parallel none -L . -bios OVMF_X64.fd -hda fat:rw:image -d int')