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diff --git a/stand/forth/menu-commands.4th b/stand/forth/menu-commands.4th
--- a/stand/forth/menu-commands.4th
+++ b/stand/forth/menu-commands.4th
@@ -128,6 +128,7 @@
s" set hw.ata.atapi_dma=0" evaluate
s" set kern.eventtimer.periodic=1" evaluate
s" set kern.geom.part.check_integrity=0" evaluate
+ s" set boot_safe=YES" evaluate
;
: safemode_disable ( -- )
@@ -136,6 +137,7 @@
s" hw.ata.atapi_dma" unsetenv
s" kern.eventtimer.periodic" unsetenv
s" kern.geom.part.check_integrity" unsetenv
+ s" boot_safe" unsetenv
;
: init_safemode ( N -- N )
diff --git a/stand/lua/core.lua b/stand/lua/core.lua
--- a/stand/lua/core.lua
+++ b/stand/lua/core.lua
@@ -179,12 +179,14 @@
loader.setenv("hw.ata.atapi_dma", "0")
loader.setenv("kern.eventtimer.periodic", "1")
loader.setenv("kern.geom.part.check_integrity", "0")
+ loader.setenv("boot_safe", "YES")
else
loader.unsetenv("kern.smp.disabled")
loader.unsetenv("hw.ata.ata_dma")
loader.unsetenv("hw.ata.atapi_dma")
loader.unsetenv("kern.eventtimer.periodic")
loader.unsetenv("kern.geom.part.check_integrity")
+ loader.unsetenv("boot_safe")
end
core.sm = safe_mode
end
diff --git a/stand/man/loader_simp.8 b/stand/man/loader_simp.8
--- a/stand/man/loader_simp.8
+++ b/stand/man/loader_simp.8
@@ -22,7 +22,7 @@
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
.\" SUCH DAMAGE.
.\"
-.Dd September 29, 2021
+.Dd September 30, 2021
.Dt LOADER_SIMP 8
.Os
.Sh NAME
@@ -339,6 +339,21 @@
utility.
.It Va boot_pause
During the device probe, pause after each line is printed.
+.It Va boot_safe
+Force userland to boot in
+.Dq safe mode ,
+which may disable or limit the functionality of some services that may not be
+desired in safe mode.
+This is typically set by selecting
+.Dq safe mode
+in the loader menu, which also sets some other hints for the kernel.
+Applications wishing to respect safe mode should
+.Sy only
+test for the presence of
+.Va boot_safe
+in
+.Xr kenv 1 ,
+not for any particular value.
.It Va boot_serial
Force the use of a serial console even when an internal console
is present.

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