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-rw-r--r--sys/boot/common/loader.817
1 files changed, 15 insertions, 2 deletions
diff --git a/sys/boot/common/loader.8 b/sys/boot/common/loader.8
index c2f902f..e968a13 100644
--- a/sys/boot/common/loader.8
+++ b/sys/boot/common/loader.8
@@ -332,17 +332,30 @@ will be processed normally, defaulting to 10 seconds delay.
.It Va boot_askname
Instructs the kernel to prompt the user for the name of the root device
when the kernel is booted.
+.It Va boot_cdrom
+Instructs the kernel to try to mount the root file system from CD-ROM.
.It Va boot_ddb
Instructs the kernel to start in the DDB debugger, rather than
proceeding to initialize when booted.
.It Va boot_gdb
Selects gdb-remote mode for the kernel debugger by default.
+.It Va boot_multicons
+Enables multiple console support in the kernel early on boot.
+In a running system, console configuration can be manipulated
+by the
+.Xr conscontrol 8
+utility.
+.It Va boot_serial
+Force the use of a serial console even when an internal console
+is present.
.It Va boot_single
-Prevents the kernel from initiating a multi-user startup; instead single-user
-mode will be entered when the kernel has finished device probing.
+Prevents the kernel from initiating a multi-user startup; instead,
+a single-user mode will be entered when the kernel has finished
+device probing.
.It Va boot_userconfig
Requests that the kernel's interactive device configuration program
be run when the kernel is booted.
+Currently a no-op.
.It Va boot_verbose
Setting this variable causes extra debugging information to be printed
by the kernel during the boot phase.
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