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-rw-r--r--src/acpi/Kconfig8
-rw-r--r--src/acpi/acpigen_ps2_keybd.c7
2 files changed, 15 insertions, 0 deletions
diff --git a/src/acpi/Kconfig b/src/acpi/Kconfig
index 417ff60abb..2bb56ba91d 100644
--- a/src/acpi/Kconfig
+++ b/src/acpi/Kconfig
@@ -14,6 +14,14 @@ config ACPI_CPU_STRING
Specifies the ACPI name format string used by the acpigen
function to generate the processor scope. Default is CPxx.
+config ACPI_FNKEY_GEN_SCANCODE
+ int
+ default 0
+ help
+ Specifies the scancode, if any, which is generated when the Fn key is
+ pressed. A value of 0 is ignored, which is the default since most
+ keyboards do not emit a scancode for the Fn key.
+
config ACPI_HAVE_PCAT_8259
def_bool y if !ACPI_NO_PCAT_8259
diff --git a/src/acpi/acpigen_ps2_keybd.c b/src/acpi/acpigen_ps2_keybd.c
index 6590e6688d..cc21d5df5a 100644
--- a/src/acpi/acpigen_ps2_keybd.c
+++ b/src/acpi/acpigen_ps2_keybd.c
@@ -244,6 +244,13 @@ static void ssdt_generate_keymap(struct acpi_dp *dp, uint8_t num_top_row_keys,
acpi_dp_add_integer(dp_array, NULL, keymap);
}
+ /* Add the Fn-key */
+ if (CONFIG_ACPI_FNKEY_GEN_SCANCODE != 0) {
+ acpi_dp_add_integer(dp_array, NULL, KEYMAP(CONFIG_ACPI_FNKEY_GEN_SCANCODE,
+ KEY_FN));
+ total++;
+ }
+
total += num_top_row_keys;
}