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These commands are usable in the command-line and in menu entries. If
you forget a command, you can run the command help
(see help).
| • [: | Check file types and compare values | |
| • acpi: | Load ACPI tables | |
| • authenticate: | Check whether user is in user list | |
| • background_color: | Set background color for active terminal | |
| • background_image: | Load background image for active terminal | |
| • badram: | Filter out bad regions of RAM | |
| • blocklist: | Print a block list | |
| • boot: | Start up your operating system | |
| • cat: | Show the contents of a file | |
| • chainloader: | Chain-load another boot loader | |
| • clear: | Clear the screen | |
| • cmosclean: | Clear bit in CMOS | |
| • cmosdump: | Dump CMOS contents | |
| • cmostest: | Test bit in CMOS | |
| • cmp: | Compare two files | |
| • configfile: | Load a configuration file | |
| • cpuid: | Check for CPU features | |
| • crc: | Compute or check CRC32 checksums | |
| • cryptomount: | Mount a crypto device | |
| • cutmem: | Remove memory regions | |
| • date: | Display or set current date and time | |
| • devicetree: | Load a device tree blob | |
| • distrust: | Remove a pubkey from trusted keys | |
| • drivemap: | Map a drive to another | |
| • echo: | Display a line of text | |
| • eval: | Evaluate agruments as GRUB commands | |
| • export: | Export an environment variable | |
| • false: | Do nothing, unsuccessfully | |
| • gettext: | Translate a string | |
| • gptsync: | Fill an MBR based on GPT entries | |
| • halt: | Shut down your computer | |
| • hashsum: | Compute or check hash checksum | |
| • help: | Show help messages | |
| • initrd: | Load a Linux initrd | |
| • initrd16: | Load a Linux initrd (16-bit mode) | |
| • insmod: | Insert a module | |
| • keystatus: | Check key modifier status | |
| • linux: | Load a Linux kernel | |
| • linux16: | Load a Linux kernel (16-bit mode) | |
| • list_env: | List variables in environment block | |
| • list_trusted: | List trusted public keys | |
| • load_env: | Load variables from environment block | |
| • loadfont: | Load font files | |
| • loopback: | Make a device from a filesystem image | |
| • ls: | List devices or files | |
| • lsfonts: | List loaded fonts | |
| • lsmod: | Show loaded modules | |
| • md5sum: | Compute or check MD5 hash | |
| • module: | Load module for multiboot kernel | |
| • multiboot: | Load multiboot compliant kernel | |
| • nativedisk: | Switch to native disk drivers | |
| • normal: | Enter normal mode | |
| • normal_exit: | Exit from normal mode | |
| • parttool: | Modify partition table entries | |
| • password: | Set a clear-text password | |
| • password_pbkdf2: | Set a hashed password | |
| • play: | Play a tune | |
| • probe: | Retrieve device info | |
| • rdmsr: | Read values from model-specific registers | |
| • read: | Read user input | |
| • reboot: | Reboot your computer | |
| • regexp: | Test if regular expression matches string | |
| • rmmod: | Remove a module | |
| • save_env: | Save variables to environment block | |
| • search: | Search devices by file, label, or UUID | |
| • sendkey: | Emulate keystrokes | |
| • set: | Set an environment variable | |
| • sha1sum: | Compute or check SHA1 hash | |
| • sha256sum: | Compute or check SHA256 hash | |
| • sha512sum: | Compute or check SHA512 hash | |
| • sleep: | Wait for a specified number of seconds | |
| • smbios: | Retrieve SMBIOS information | |
| • source: | Read a configuration file in same context | |
| • test: | Check file types and compare values | |
| • true: | Do nothing, successfully | |
| • trust: | Add public key to list of trusted keys | |
| • unset: | Unset an environment variable | |
| • verify_detached: | Verify detached digital signature | |
| • videoinfo: | List available video modes | |
| • wrmsr: | Write values to model-specific registers | |
| • xen_hypervisor: | Load xen hypervisor binary (only on AArch64) | |
| • xen_module: | Load xen modules for xen hypervisor (only on AArch64) |
Next: Networking commands, Previous: General commands, Up: Commands [Contents][Index]