2017-12-12 21:18:51 +00:00
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.. _grub_modules:
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2017-12-02 22:02:37 +00:00
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*******
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Modules
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*******
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2017-12-05 23:56:46 +00:00
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===== ==========================
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date display/set date/time
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echo display message
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eval expression evaluation
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help commands and args
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sleep escape interruptible pause
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test if then else fi
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true true/false nop commands
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===== ==========================
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=========== ============================================
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at_keyboard keyboard layouts handling for terminal_input
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keylayouts change keyboard layout
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keystatus test alt/ctrl/shift keys
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read variable until enter
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=========== ============================================
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====== ========
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halt shutdown
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reboot restart
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====== ========
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========= =========================================
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biosdisk disks detection via bios
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cpuid check if cpu can handle 64 bit and/or PAE
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lspci list pci devices
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videoinfo list video modes
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========= =========================================
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========== ======================================
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part_gpt guid partition table partitions scheme
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part_msdos master boot record partitions scheme
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========== ======================================
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=========== ================================================
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btrfs | better file system
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exfat | ms extended file allocation table file system
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ext2 | linux file systems
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fat | ms file allocation table file system
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hfs | apple file system
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hfspluscomp | apple extended file system with compression
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iso9660 | older optical disk file system
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ntfscomp | ms new technology file system with compression
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tar | tar archive format handling
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| (for embedded fonts,locales,etc.)
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udf | optical disk file system
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=========== ================================================
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====== =====================================
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search set root according to uuid/label/file
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====== =====================================
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cat display file content
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configfile load different menu/script file
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gcry_crc crc hash algorithm
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gcry_md5 md5 hash algorithm
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gcry_sha1 sha1 hash algorithm
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gcry_sha256 sha256 hash algorithm
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gcry_sha512 sha512 hash algorithm
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2018-05-10 11:00:53 +00:00
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hashsum hash file, needs gcry\_ modules
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2017-12-05 23:56:46 +00:00
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loadenv load and save menu environment file
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testspeed file loading benchmark
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=========== ===================================
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======== =================================
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loopback turn a file into a virtual device
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memdisk ram disk
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======== =================================
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===== =========================
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linux kernel & initial ram disk
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===== =========================
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================== ===========================
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gfxterm_background | color/image
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| triggers graphic terminal
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jpeg | jpeg image format
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png | png image format
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tga | tga image format
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================== ===========================
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