diff options
| author | Tom Rini <trini@konsulko.com> | 2019-04-15 07:30:07 -0400 |
|---|---|---|
| committer | Tom Rini <trini@konsulko.com> | 2019-04-15 07:30:07 -0400 |
| commit | 939803e1303f4329896a566883593325c6d75057 (patch) | |
| tree | 3246d2d14bb8c3390a50aef6ba1cb9a40d45abf6 /common | |
| parent | 216800acf1fbf9f498455bf3c92d4513d9a4c681 (diff) | |
| parent | 7b64a70a3a0113f9cd5356b3260d4740edb03265 (diff) | |
Merge tag 'video-for-2019.07-rc1' of git://git.denx.de/u-boot-video
- optional backlight PWM polarity config via polarity cell
- bug fix for ASCII characters > 127
- ANSI sequence handling extensions (implement clear line,
reverse video and relative cursor movement commands)
- preparation for doing character set translations
- left/right and up/down arrow keys translation to ANSI
control sequences for cursor movement to fix selection
with an USB keyboard in bootmenu
- CONFIG_SYS_WHITE_ON_BLACK font scheme configuration for
sunxi boards
Diffstat (limited to 'common')
| -rw-r--r-- | common/usb_kbd.c | 24 |
1 files changed, 23 insertions, 1 deletions
diff --git a/common/usb_kbd.c b/common/usb_kbd.c index 020f0d4117..cc99c6be07 100644 --- a/common/usb_kbd.c +++ b/common/usb_kbd.c @@ -145,6 +145,12 @@ static void usb_kbd_put_queue(struct usb_kbd_pdata *data, char c) data->usb_kbd_buffer[data->usb_in_pointer] = c; } +static void usb_kbd_put_sequence(struct usb_kbd_pdata *data, char *s) +{ + for (; *s; s++) + usb_kbd_put_queue(data, *s); +} + /* * Set the LEDs. Since this is used in the irq routine, the control job is * issued with a timeout of 0. This means, that the job is queued without @@ -235,9 +241,25 @@ static int usb_kbd_translate(struct usb_kbd_pdata *data, unsigned char scancode, } /* Report keycode if any */ - if (keycode) { + if (keycode) debug("%c", keycode); + + switch (keycode) { + case 0x0e: /* Down arrow key */ + usb_kbd_put_sequence(data, "\e[B"); + break; + case 0x10: /* Up arrow key */ + usb_kbd_put_sequence(data, "\e[A"); + break; + case 0x06: /* Right arrow key */ + usb_kbd_put_sequence(data, "\e[C"); + break; + case 0x02: /* Left arrow key */ + usb_kbd_put_sequence(data, "\e[D"); + break; + default: usb_kbd_put_queue(data, keycode); + break; } return 0; |