diff options
Diffstat (limited to 'common/usb_kbd.c')
-rw-r--r-- | common/usb_kbd.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/common/usb_kbd.c b/common/usb_kbd.c index 24467cec143..4efbcfe90d3 100644 --- a/common/usb_kbd.c +++ b/common/usb_kbd.c @@ -94,6 +94,15 @@ static const unsigned char usb_kbd_num_keypad[] = { }; /* + * map arrow keys to ^F/^B ^N/^P, can't really use the proper + * ANSI sequence for arrow keys because the queuing code breaks + * when a single keypress expands to 3 queue elements + */ +static const unsigned char usb_kbd_arrow[] = { + 0x6, 0x2, 0xe, 0x10 +}; + +/* * NOTE: It's important for the NUM, CAPS, SCROLL-lock bits to be in this * order. See usb_kbd_setled() function! */ @@ -224,6 +233,10 @@ static int usb_kbd_translate(struct usb_kbd_pdata *data, unsigned char scancode, keycode = usb_kbd_numkey[scancode - 0x1e]; } + /* Arrow keys */ + if ((scancode >= 0x4f) && (scancode <= 0x52)) + keycode = usb_kbd_arrow[scancode - 0x4f]; + /* Numeric keypad */ if ((scancode >= 0x54) && (scancode <= 0x67)) keycode = usb_kbd_num_keypad[scancode - 0x54]; |