[U-Boot] [PATCH v3 01/12] input: Support the German keymap
Bin Meng
bmeng.cn at gmail.com
Thu Nov 12 04:51:25 CET 2015
Hi Simon,
On Thu, Nov 12, 2015 at 1:05 AM, Simon Glass <sjg at chromium.org> wrote:
> Add support for the German keymap, taken from i8042.c. This can be selected
> when the input library it initialised.
>
> Signed-off-by: Simon Glass <sjg at chromium.org>
> ---
>
Reviewed-by: Bin Meng <bmeng.cn at gmail.com>
Please check one nits below.
> Changes in v3:
> - Refactor the German keyboard code to use data rather than code
>
> Changes in v2:
> - Update input_add_tables() to add error checking
>
> board/kosagi/novena/novena.c | 2 +-
> drivers/input/cros_ec_keyb.c | 2 +-
> drivers/input/input.c | 109 ++++++++++++++++++++++++++++++++++++++-----
> drivers/input/tegra-kbc.c | 2 +-
> include/input.h | 3 +-
> 5 files changed, 102 insertions(+), 16 deletions(-)
>
> diff --git a/board/kosagi/novena/novena.c b/board/kosagi/novena/novena.c
> index 4a9f724..babba85 100644
> --- a/board/kosagi/novena/novena.c
> +++ b/board/kosagi/novena/novena.c
> @@ -88,7 +88,7 @@ int drv_keyboard_init(void)
> debug("%s: Cannot set up input\n", __func__);
> return -1;
> }
> - input_add_tables(&button_input);
> + input_add_tables(&button_input, false);
> button_input.read_keys = novena_gpio_button_read_keys;
>
> error = input_stdio_register(&dev);
> diff --git a/drivers/input/cros_ec_keyb.c b/drivers/input/cros_ec_keyb.c
> index fe5caea..9bc4555 100644
> --- a/drivers/input/cros_ec_keyb.c
> +++ b/drivers/input/cros_ec_keyb.c
> @@ -211,7 +211,7 @@ static int cros_ec_kbd_probe(struct udevice *dev)
>
> priv->input = input;
> input->dev = dev;
> - input_add_tables(input);
> + input_add_tables(input, false);
> input->read_keys = cros_ec_kbc_check;
> strcpy(sdev->name, "cros-ec-keyb");
>
> diff --git a/drivers/input/input.c b/drivers/input/input.c
> index 9e552f3..96fc195 100644
> --- a/drivers/input/input.c
> +++ b/drivers/input/input.c
> @@ -79,6 +79,88 @@ static unsigned char kbd_ctrl_xlate[] = {
> '\r', 0xff, '/', '*',
> };
>
> +static const uchar kbd_plain_xlate_german[] = {
> + 0xff, 0x1b, '1', '2', '3', '4', '5', '6', /* scan 00-07 */
> + '7', '8', '9', '0', 0xe1, '\'', 0x08, '\t', /* scan 08-0F */
> + 'q', 'w', 'e', 'r', 't', 'z', 'u', 'i', /* scan 10-17 */
> + 'o', 'p', 0x81, '+', '\r', 0xff, 'a', 's', /* scan 18-1F */
> + 'd', 'f', 'g', 'h', 'j', 'k', 'l', 0x94, /* scan 20-27 */
> + 0x84, '^', 0xff, '#', 'y', 'x', 'c', 'v', /* scan 28-2F */
> + 'b', 'n', 'm', ',', '.', '-', 0xff, '*', /* scan 30-37 */
> + ' ', ' ', 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, /* scan 38-3F */
> + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, '7', /* scan 40-47 */
> + '8', '9', '-', '4', '5', '6', '+', '1', /* scan 48-4F */
> + '2', '3', '0', ',', 0xff, 0xff, '<', 0xff, /* scan 50-57 */
> + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, /* scan 58-5F */
> + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, /* scan 60-67 */
> + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, /* scan 68-6F */
> + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, /* scan 70-77 */
> + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, /* scan 78-7F */
> + '\r', 0xff, '/', '*',
> +};
> +
> +static unsigned char kbd_shift_xlate_german[] = {
> + 0xff, 0x1b, '!', '"', 0x15, '$', '%', '&', /* scan 00-07 */
> + '/', '(', ')', '=', '?', '`', 0x08, '\t', /* scan 08-0F */
> + 'Q', 'W', 'E', 'R', 'T', 'Z', 'U', 'I', /* scan 10-17 */
> + 'O', 'P', 0x9a, '*', '\r', 0xff, 'A', 'S', /* scan 18-1F */
> + 'D', 'F', 'G', 'H', 'J', 'K', 'L', 0x99, /* scan 20-27 */
> + 0x8e, 0xf8, 0xff, '\'', 'Y', 'X', 'C', 'V', /* scan 28-2F */
> + 'B', 'N', 'M', ';', ':', '_', 0xff, '*', /* scan 30-37 */
> + ' ', ' ', 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, /* scan 38-3F */
> + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, '7', /* scan 40-47 */
> + '8', '9', '-', '4', '5', '6', '+', '1', /* scan 48-4F */
> + '2', '3', '0', ',', 0xff, 0xff, '>', 0xff, /* scan 50-57 */
> + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, /* scan 58-5F */
> + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, /* scan 60-67 */
> + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, /* scan 68-6F */
> + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, /* scan 70-77 */
> + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, /* scan 78-7F */
> + '\r', 0xff, '/', '*',
> +};
> +
> +static unsigned char kbd_right_alt_xlate_german[] = {
> + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, /* scan 00-07 */
> + '{', '[', ']', '}', '\\', 0xff, 0xff, 0xff, /* scan 08-0F */
> + '@', 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, /* scan 10-17 */
> + 0xff, 0xff, 0xff, '~', 0xff, 0xff, 0xff, 0xff, /* scan 18-1F */
> + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, /* scan 20-27 */
> + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, /* scan 28-2F */
> + 0xff, 0xff, 0xe6, 0xff, 0xff, 0xff, 0xff, 0xff, /* scan 30-37 */
> + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, /* scan 38-3F */
> + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, /* scan 40-47 */
> + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, /* scan 48-4F */
> + 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, '|', 0xff, /* scan 50-57 */
> +};
> +
> +enum kbd_mask {
> + KBD_ENGLISH = 1 << 0,
> + KBD_GERMAN = 1 << 1,
> +};
> +
> +static struct kbd_entry {
> + int kbd_mask; /* Which languages this is for */
> + int left_keycode; /* Left keycode to select this map */
> + int right_keycode; /* Right keycode to select this map */
> + const uchar *xlate; /* Ascii code for each keycode */
> + int num_entries; /* Number of entries in xlate */
> +} kbd_entry[] = {
> + { KBD_ENGLISH, -1, -1,
> + kbd_plain_xlate, ARRAY_SIZE(kbd_plain_xlate) },
> + { KBD_GERMAN, -1, -1,
> + kbd_plain_xlate_german, ARRAY_SIZE(kbd_plain_xlate_german) },
> + { KBD_ENGLISH, KEY_LEFTSHIFT, KEY_RIGHTSHIFT,
> + kbd_shift_xlate, ARRAY_SIZE(kbd_shift_xlate) },
> + { KBD_GERMAN, KEY_LEFTSHIFT, KEY_RIGHTSHIFT,
> + kbd_shift_xlate_german, ARRAY_SIZE(kbd_shift_xlate_german) },
> + { KBD_ENGLISH | KBD_GERMAN, KEY_LEFTCTRL, KEY_RIGHTCTRL,
> + kbd_ctrl_xlate, ARRAY_SIZE(kbd_ctrl_xlate) },
> + { KBD_GERMAN, -1, KEY_RIGHTALT,
> + kbd_right_alt_xlate_german,
> + ARRAY_SIZE(kbd_right_alt_xlate_german) },
> + {},
> +};
> +
> /*
> * Scan key code to ANSI 3.64 escape sequence table. This table is
> * incomplete in that it does not include all possible extra keys.
> @@ -501,21 +583,24 @@ void input_allow_repeats(struct input_config *config, bool allow_repeats)
> config->allow_repeats = allow_repeats;
> }
>
> -int input_add_tables(struct input_config *config)
> +int input_add_tables(struct input_config *config, bool german)
> {
> + struct kbd_entry *entry;
> + int mask;
> int ret;
>
> - ret = input_add_table(config, -1, -1,
> - kbd_plain_xlate, ARRAY_SIZE(kbd_plain_xlate));
> - if (ret)
> - return ret;
> - ret = input_add_table(config, KEY_LEFTSHIFT, KEY_RIGHTSHIFT,
> - kbd_shift_xlate, ARRAY_SIZE(kbd_shift_xlate));
> - if (ret)
> - return ret;
> -
> - return input_add_table(config, KEY_LEFTCTRL, KEY_RIGHTCTRL,
> - kbd_ctrl_xlate, ARRAY_SIZE(kbd_ctrl_xlate));
> + mask = german ? KBD_GERMAN : KBD_ENGLISH;
> + for (entry = kbd_entry; entry->kbd_mask; entry++) {
> + if (!(mask & entry->kbd_mask))
> + continue;
> + ret = input_add_table(config, entry->left_keycode,
> + entry->right_keycode, entry->xlate,
> + entry->num_entries);
Nits: looks the indention of the above line is wrong.
> + if (ret)
> + return ret;
> + }
> +
> + return 0;
> }
>
> int input_init(struct input_config *config, int leds)
> diff --git a/drivers/input/tegra-kbc.c b/drivers/input/tegra-kbc.c
> index a7137f1..951cbb4 100644
> --- a/drivers/input/tegra-kbc.c
> +++ b/drivers/input/tegra-kbc.c
> @@ -326,7 +326,7 @@ static int tegra_kbd_probe(struct udevice *dev)
> priv->input = input;
> input->dev = dev;
> input->read_keys = tegra_kbc_check;
> - input_add_tables(input);
> + input_add_tables(input, false);
> strcpy(sdev->name, "tegra-kbc");
> ret = input_stdio_register(sdev);
> if (ret) {
> diff --git a/include/input.h b/include/input.h
> index e56f500..c1af259 100644
> --- a/include/input.h
> +++ b/include/input.h
> @@ -167,9 +167,10 @@ void input_allow_repeats(struct input_config *config, bool allow_repeats);
> * This must be called after input_init() or keycode decoding will not work.
> *
> * @param config Input state
> + * @param german true to use German keyboard layout, false for US
> * @return 0 if ok, -1 on error
> */
> -int input_add_tables(struct input_config *config);
> +int input_add_tables(struct input_config *config, bool german);
>
> /**
> * Set up the input handler with basic key maps.
> --
Regards,
Bin
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