aos/tools/armv8_bootimage/blob.h
Daniel Schwyn 6d444bf552 Main handout
Signed-off-by: Daniel Schwyn <daniel.schwyn@inf.ethz.ch>
2022-03-03 14:57:51 +01:00

46 lines
1.3 KiB
C

/*
* EFI Blob structure for the ARMv8 platforms
*
* Copyright (c) 2018, ETH Zurich.
* All rights reserved.
*
* This file is distributed under the terms in the attached LICENSE file.
* If you do not find this file, copies can be found by writing to:
* ETH Zurich D-INFK, Universitaetstrasse 6, CH-8092 Zurich. Attn: Systems Group.
*/
#ifndef BLOB_H
#define BLOB_H
#define BASE_PAGE_SIZE (1<<12)
// Blob header
struct Blob { // offsets
union {
struct {
uint64_t magic;
uint64_t multiboot; // offset of the Multiboot2 boot info
uint64_t multiboot_size;
uint64_t modules;
uint64_t modules_size;
uint64_t boot_driver_segment; // offset of the boot driver image
uint64_t boot_driver_segment_size;
uint64_t boot_driver_relocations;
uint64_t boot_driver_relocations_count;
uint64_t boot_driver_entry;
uint64_t cpu_driver_segment; // offset of the cpu kernel image
uint64_t cpu_driver_segment_size;
uint64_t cpu_driver_relocations;
uint64_t cpu_driver_relocations_count;
uint64_t cpu_driver_entry;
};
unsigned char data[BASE_PAGE_SIZE];
};
};
struct Blob_relocation {
uint64_t offset, addend;
};
#endif