From 6e7a315eb67cb6c113cf37e1d66c4f11a51a2b3e Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 18:29:51 +0200 Subject: Adding upstream version 2.06. Signed-off-by: Daniel Baumann --- include/grub/memory.h | 87 +++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 87 insertions(+) create mode 100644 include/grub/memory.h (limited to 'include/grub/memory.h') diff --git a/include/grub/memory.h b/include/grub/memory.h new file mode 100644 index 0000000..6da114a --- /dev/null +++ b/include/grub/memory.h @@ -0,0 +1,87 @@ +/* memory.h - describe the memory map */ +/* + * GRUB -- GRand Unified Bootloader + * Copyright (C) 2002,2007,2008 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 . + */ + +#ifndef GRUB_MEMORY_HEADER +#define GRUB_MEMORY_HEADER 1 + +#include +#include + +typedef enum grub_memory_type + { + GRUB_MEMORY_AVAILABLE = 1, + GRUB_MEMORY_RESERVED = 2, + GRUB_MEMORY_ACPI = 3, + GRUB_MEMORY_NVS = 4, + GRUB_MEMORY_BADRAM = 5, + GRUB_MEMORY_PERSISTENT = 7, + GRUB_MEMORY_PERSISTENT_LEGACY = 12, + GRUB_MEMORY_COREBOOT_TABLES = 16, + GRUB_MEMORY_CODE = 20, + /* This one is special: it's used internally but is never reported + by firmware. Don't use -1 as it's used internally for other purposes. */ + GRUB_MEMORY_HOLE = -2, + GRUB_MEMORY_MAX = 0x10000 + } grub_memory_type_t; + +typedef int (*grub_memory_hook_t) (grub_uint64_t, + grub_uint64_t, + grub_memory_type_t, + void *); + +grub_err_t grub_mmap_iterate (grub_memory_hook_t hook, void *hook_data); + +#ifdef GRUB_MACHINE_EFI +grub_err_t +grub_efi_mmap_iterate (grub_memory_hook_t hook, void *hook_data, + int avoid_efi_boot_services); +#endif + +#if !defined (GRUB_MACHINE_EMU) && !defined (GRUB_MACHINE_EFI) +grub_err_t EXPORT_FUNC(grub_machine_mmap_iterate) (grub_memory_hook_t hook, + void *hook_data); +#else +grub_err_t grub_machine_mmap_iterate (grub_memory_hook_t hook, + void *hook_data); +#endif + +int grub_mmap_register (grub_uint64_t start, grub_uint64_t size, int type); +grub_err_t grub_mmap_unregister (int handle); + +void *grub_mmap_malign_and_register (grub_uint64_t align, grub_uint64_t size, + int *handle, int type, int flags); + +void grub_mmap_free_and_unregister (int handle); + +#ifndef GRUB_MMAP_REGISTER_BY_FIRMWARE + +struct grub_mmap_region +{ + struct grub_mmap_region *next; + grub_uint64_t start; + grub_uint64_t end; + grub_memory_type_t type; + int handle; + int priority; +}; + +extern struct grub_mmap_region *grub_mmap_overlays; +#endif + +#endif /* ! GRUB_MEMORY_HEADER */ -- cgit v1.2.3