[XS] Change in coreboot[main]: acpigen_ps2_keybd: Support an Accessibility key

[Felix Held (Code Review)]

Felix Held has submitted this change. ( https://review.coreboot.org/c/coreboot/+/82996?usp=email )

(

2 is the latest approved patch-set.
No files were changed between the latest approved patch-set and the submitted one.
 )Change subject: acpigen_ps2_keybd: Support an Accessibility key
......................................................................

acpigen_ps2_keybd: Support an Accessibility key

Add support for an Accessibility key. HUTRR116 added support for a new
usage titled "System Accessibility Binding" which toggles a
system-wide bound accessibility UI or command.

BUG=b:333095388
TEST=Build and flash a board that contains an accessibility key. Verify
that KEY_ACCESSIBILITY is generated in the Linux kernel with patches[0]
that add this new event code using `evtest`.
```
Testing ... (interrupt to exit)
Event: time 1718924048.882841, -------------- SYN_REPORT ------------
Event: time 1718924054.062428, type 4 (EV_MSC), code 4 (MSC_SCAN), value a9
Event: time 1718924054.062428, type 1 (EV_KEY), code 590 (?), value 1
Event: time 1718924054.062428, -------------- SYN_REPORT ------------
Event: time 1718924054.195904, type 4 (EV_MSC), code 4 (MSC_SCAN), value a9
Event: time 1718924054.195904, type 1 (EV_KEY), code 590 (?), value 0
Event: time 1718924054.195904, -------------- SYN_REPORT ------------
```

[0] - https://git.kernel.org/pub/scm/linux/kernel/git/hid/hid.git/commit/?id=0c7dd...

Change-Id: Ifc639b37e89ec251f55859331ab5c2f4b2b45a7d
Signed-off-by: Aseda Aboagye 
Reviewed-on: https://review.coreboot.org/c/coreboot/+/82996
Reviewed-by: Caveh Jalali 
Tested-by: build bot (Jenkins) 
Reviewed-by: Forest Mittelberg 
---
M src/acpi/acpigen_ps2_keybd.c
M src/ec/google/chromeec/ec_acpi.c
M src/include/acpi/acpigen_ps2_keybd.h
3 files changed, 3 insertions(+), 0 deletions(-)

Approvals:
  Forest Mittelberg: Looks good to me, but someone else must approve
  Caveh Jalali: Looks good to me, approved
  build bot (Jenkins): Verified

diff --git a/src/acpi/acpigen_ps2_keybd.c b/src/acpi/acpigen_ps2_keybd.c
index 4a05225..e4322c1 100644
--- a/src/acpi/acpigen_ps2_keybd.c
+++ b/src/acpi/acpigen_ps2_keybd.c
@@ -57,6 +57,7 @@
    [PS2_KEY_KBD_BKLIGHT_TOGGLE] = KEYMAP(0x9e, KEY_KBDILLUMTOGGLE),	/* e01e */
    [PS2_KEY_MENU] = KEYMAP(0xdd, KEY_CONTROLPANEL),	/* e0d5 */
    [PS2_KEY_DICTATE] = KEYMAP(0xa7, KEY_DICTATE),		/* e027*/
+	[PS2_KEY_ACCESSIBILITY] = KEYMAP(0xa9, KEY_ACCESSIBILITY),	/* e029 */
 };

/* Keymap for numeric keypad keys */
diff --git a/src/ec/google/chromeec/ec_acpi.c b/src/ec/google/chromeec/ec_acpi.c
index c8eee77..6e36a7fd 100644
--- a/src/ec/google/chromeec/ec_acpi.c
+++ b/src/ec/google/chromeec/ec_acpi.c
@@ -234,6 +234,7 @@
    [TK_MICMUTE] = PS2_KEY_MICMUTE,
    [TK_MENU] = PS2_KEY_MENU,
    [TK_DICTATE] = PS2_KEY_DICTATE,
+	[TK_ACCESSIBILITY] = PS2_KEY_ACCESSIBILITY,
 };

static void fill_ssdt_ps2_keyboard(const struct device *dev)
diff --git a/src/include/acpi/acpigen_ps2_keybd.h b/src/include/acpi/acpigen_ps2_keybd.h
index 5a55356..fe1101b 100644
--- a/src/include/acpi/acpigen_ps2_keybd.h
+++ b/src/include/acpi/acpigen_ps2_keybd.h
@@ -28,6 +28,7 @@
    PS2_KEY_MICMUTE,
    PS2_KEY_MENU,
    PS2_KEY_DICTATE,
+	PS2_KEY_ACCESSIBILITY,
 };

#define PS2_MIN_TOP_ROW_KEYS		2