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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]