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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 16:29:51 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 16:29:51 +0000 |
commit | 6e7a315eb67cb6c113cf37e1d66c4f11a51a2b3e (patch) | |
tree | 32451fa3cdd9321fb2591fada9891b2cb70a9cd1 /include/grub/efi/memory.h | |
parent | Initial commit. (diff) | |
download | grub2-upstream/2.06.tar.xz grub2-upstream/2.06.zip |
Adding upstream version 2.06.upstream/2.06upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | include/grub/efi/memory.h | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/include/grub/efi/memory.h b/include/grub/efi/memory.h new file mode 100644 index 0000000..08fe622 --- /dev/null +++ b/include/grub/efi/memory.h @@ -0,0 +1,38 @@ +/* + * GRUB -- GRand Unified Bootloader + * Copyright (C) 2009 Free Software Foundation, Inc. + * + * GRUB is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * GRUB is distributed in the hope that 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 GRUB. If not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef GRUB_MEMORY_MACHINE_HEADER +#define GRUB_MEMORY_MACHINE_HEADER 1 + +#include <grub/err.h> +#include <grub/types.h> + +/* The term "page" in UEFI refers only to a 4 KiB-aligned 4 KiB size region of + memory. It is not concerned with underlying translation management concepts, + but only used as the granule for memory allocations. */ +#define GRUB_EFI_PAGE_SHIFT 12 +#define GRUB_EFI_PAGE_SIZE (1 << GRUB_EFI_PAGE_SHIFT) +#define GRUB_EFI_BYTES_TO_PAGES(bytes) (((bytes) + 0xfff) >> GRUB_EFI_PAGE_SHIFT) + +#define GRUB_MMAP_REGISTER_BY_FIRMWARE 1 + +grub_err_t grub_machine_mmap_register (grub_uint64_t start, grub_uint64_t size, + int type, int handle); +grub_err_t grub_machine_mmap_unregister (int handle); + +#endif /* ! GRUB_MEMORY_MACHINE_HEADER */ |