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stand/man/loader.8
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Some options may require a value, | Some options may require a value, | ||||
while others define behavior just by being set. | while others define behavior just by being set. | ||||
Both types of builtin variables are described below. | Both types of builtin variables are described below. | ||||
.Bl -tag -width bootfile | .Bl -tag -width bootfile | ||||
.It Va autoboot_delay | .It Va autoboot_delay | ||||
Number of seconds | Number of seconds | ||||
.Ic autoboot | .Ic autoboot | ||||
will wait before booting. | will wait before booting. | ||||
If this variable is not defined, | Configuration options are described in | ||||
.Ic autoboot | .Xr loader.conf 5 . | ||||
will default to 10 seconds. | |||||
.Pp | |||||
If set to | |||||
.Dq Li NO , | |||||
no | |||||
.Ic autoboot | |||||
will be automatically attempted after processing | |||||
.Pa /boot/loader.rc , | |||||
though explicit | |||||
.Ic autoboot Ns 's | |||||
will be processed normally, defaulting to 10 seconds delay. | |||||
.Pp | |||||
If set to | |||||
.Dq Li 0 , | |||||
no delay will be inserted, but user still will be able to interrupt | |||||
.Ic autoboot | |||||
process and escape into the interactive mode by pressing some key | |||||
on the console while kernel and | |||||
modules are being loaded. | |||||
.Pp | |||||
If set to | |||||
.Dq Li -1 , | |||||
no delay will be inserted and | |||||
.Nm | |||||
will engage interactive mode only if | |||||
.Ic autoboot | |||||
has failed for some reason. | |||||
.It Va boot_askname | .It Va boot_askname | ||||
Instructs the kernel to prompt the user for the name of the root device | Instructs the kernel to prompt the user for the name of the root device | ||||
when the kernel is booted. | when the kernel is booted. | ||||
.It Va boot_cdrom | .It Va boot_cdrom | ||||
Instructs the kernel to try to mount the root file system from CD-ROM. | Instructs the kernel to try to mount the root file system from CD-ROM. | ||||
.It Va boot_ddb | .It Va boot_ddb | ||||
Instructs the kernel to start in the DDB debugger, rather than | Instructs the kernel to start in the DDB debugger, rather than | ||||
proceeding to initialize when booted. | proceeding to initialize when booted. | ||||
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