Crate dbs_boot

Constants, Structs and Utilities to setup boot environment for virtual machines.

Modules

bootparam

Guest boot parameters used for config guest information.

layout

Magic addresses externally used to lay out x86_64 VMs.

mpspec

Structure definitions for SMP machines following the Intel Multiprocessing Specification 1.1 and 1.4. Structure definitions for SMP machines following the Intel Multiprocessing Specification 1.1 and 1.4.

mptable

MP Table configurations used for defining VM boot status. MP Table configurations used for defining VM boot status.

Structs

BootParamsWrapper

Boot parameters wrapper for ByteValue trait

InitrdConfig

Type for passing information about the initrd in the guest memory.

Enums

Error

Errors thrown while configuring x86_64 system.

Constants

PAGE_SIZE

Default (smallest) memory page size for the supported architectures.

Functions

add_e820_entry

Add an e820 region to the e820 map. Returns Ok(()) if successful, or an error if there is no space left in the map.

get_descriptor_config_info

Get information to configure GDT/IDT.

get_kernel_start

Returns the memory address where the kernel could be loaded.

initrd_load_addr

Returns the memory address where the initrd could be loaded.

setup_identity_mapping

Initialize the 1:1 identity mapping table for guest memory range [0..1G).

Type Definitions

Result

Specialized std::result::Result for boot related operations.