diff options
| author | Danny Holman <dholman@gymli.org> | 2025-05-03 18:15:25 -0500 |
|---|---|---|
| committer | Danny Holman <dholman@gymli.org> | 2025-05-04 11:51:11 -0500 |
| commit | 6535758dff5f02739f5b28c5539ebeea28ca2f23 (patch) | |
| tree | 69b095cfd2c279825dd94a6165b85d4155decdd7 /bootstrap/stage1/arch | |
| parent | 1cfbd25dc9eb39467406686c8ae1efbfd5517865 (diff) | |
Create build infrastructure for a bootloader implementation. This loader
should support UEFI and be able to load an ELF kernel at a designated
entry point.
Signed-off-by: Danny Holman <dholman@gymli.org>
Diffstat (limited to 'bootstrap/stage1/arch')
| -rw-r--r-- | bootstrap/stage1/arch/x86_64/efi/entry.s | 25 | ||||
| -rw-r--r-- | bootstrap/stage1/arch/x86_64/efi/make.config | 5 |
2 files changed, 30 insertions, 0 deletions
diff --git a/bootstrap/stage1/arch/x86_64/efi/entry.s b/bootstrap/stage1/arch/x86_64/efi/entry.s new file mode 100644 index 0000000..411a9b2 --- /dev/null +++ b/bootstrap/stage1/arch/x86_64/efi/entry.s @@ -0,0 +1,25 @@ +/* + * Copyright (C) 2025 Danny Holman <dholman@gymli.org> + * + * This file is part of BoxOS, a free and open-source Unix-like operating + * system. + * + * BoxOS is free software; you can redistribute it and/or modify under the + * terms of the GNU General Public License as published by the Free Software + * Foundation; either version 2 of the License, or (at your option) any later + * version. + * + * BoxOS is distributed in the hope it will be useful, but WITHOUT ANY WARRANTY; + * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A + * PARTICULAR PURPOSE. See the GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along with + * BoxOS; if not, see <https://www.gnu.org/licenses/>. + */ + +.section .text + +.global _uefi_start +_uefi_start: + call efi_main + ret diff --git a/bootstrap/stage1/arch/x86_64/efi/make.config b/bootstrap/stage1/arch/x86_64/efi/make.config new file mode 100644 index 0000000..eea15d2 --- /dev/null +++ b/bootstrap/stage1/arch/x86_64/efi/make.config @@ -0,0 +1,5 @@ +STAGE1_ARCH_INCLUDE=-I$(ARCHDIR)/include +STAGE1_ARCH_CFLAGS=-target x86_64-pc-win32-coff +STAGE1_ARCH_LDFLAGS= + +STAGE1_ARCH_OBJS=$(ARCHDIR)/entry.o \ |