forked from mirrors/nixpkgs
0785dfb9f8
Support booting from something other than a CD. Add some parameters to specify the root device. svn path=/nixu/trunk/; revision=7000
35 lines
1,000 B
Nix
35 lines
1,000 B
Nix
# This Nix expression builds the script that performs the first stage
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# of booting the system: it loads the modules necessary to mount the
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# root file system, then calls /init in the root file system to start
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# the second boot stage. The closure of the result of this expression
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# is supposed to be put into an initial RAM disk (initrd).
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{ genericSubstituter, shell, staticTools
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, module_init_tools, extraUtils, modules
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, # Whether to find root device automatically using its label.
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autoDetectRootDevice
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, # If not scanning, the root must be specified explicitly.
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rootDevice
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# If scanning, we need a disk label.
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, rootLabel
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}:
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assert !autoDetectRootDevice -> rootDevice != "";
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assert autoDetectRootDevice -> rootLabel != "";
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genericSubstituter {
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src = ./boot-stage-1-init.sh;
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isExecutable = true;
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inherit shell modules;
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inherit autoDetectRootDevice rootDevice rootLabel;
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path = [
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staticTools
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module_init_tools
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extraUtils
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];
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makeDevices = ./make-devices.sh;
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}
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