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-rw-r--r--sys/boot/common/help.common8
1 files changed, 8 insertions, 0 deletions
diff --git a/sys/boot/common/help.common b/sys/boot/common/help.common
index ab8d11e..ec8af4e 100644
--- a/sys/boot/common/help.common
+++ b/sys/boot/common/help.common
@@ -220,6 +220,14 @@
completely the value determined when the kernel was
compiled.
+ set machdep.pccard.pcic_irq=<value>
+
+ Overrides the IRQ normally assigned to a PCCARD controller.
+ Typically the first available interrupt will be allocated,
+ which may conflict with other hardware. If this value is
+ set to 0, an interrupt will not be assigned and the
+ controller will operate in polled mode only.
+
################################################################################
# Tshow DShow the values of variables
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