[U-Boot] [PATCH 18/28] input: Support the German keymap

Simon Glass sjg at chromium.org
Wed Sep 9 06:32:41 CEST 2015


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>
---

 board/kosagi/novena/novena.c |  2 +-
 drivers/input/cros_ec_keyb.c |  2 +-
 drivers/input/input.c        | 82 ++++++++++++++++++++++++++++++++++++++++----
 drivers/input/tegra-kbc.c    |  2 +-
 include/input.h              |  3 +-
 5 files changed, 80 insertions(+), 11 deletions(-)

diff --git a/board/kosagi/novena/novena.c b/board/kosagi/novena/novena.c
index 48cbb0f..0b61365 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 c488f3a..a54449e 100644
--- a/drivers/input/input.c
+++ b/drivers/input/input.c
@@ -78,6 +78,60 @@ 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 */
+};
+
 /*
  * Scan key code to ANSI 3.64 escape sequence table.  This table is
  * incomplete in that it does not include all possible extra keys.
@@ -500,14 +554,28 @@ 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)
 {
-	input_add_table(config, -1, -1,
-			kbd_plain_xlate, ARRAY_SIZE(kbd_plain_xlate));
-	input_add_table(config, KEY_LEFTSHIFT, KEY_RIGHTSHIFT,
-			kbd_shift_xlate, ARRAY_SIZE(kbd_shift_xlate));
-	input_add_table(config, KEY_LEFTCTRL, KEY_RIGHTCTRL,
-			kbd_ctrl_xlate, ARRAY_SIZE(kbd_ctrl_xlate));
+	if (german) {
+		input_add_table(config, -1, -1,
+				kbd_plain_xlate_german,
+				ARRAY_SIZE(kbd_plain_xlate_german));
+		input_add_table(config, KEY_LEFTSHIFT, KEY_RIGHTSHIFT,
+				kbd_shift_xlate_german,
+				ARRAY_SIZE(kbd_shift_xlate_german));
+		input_add_table(config, KEY_LEFTCTRL, KEY_RIGHTCTRL,
+				kbd_ctrl_xlate, ARRAY_SIZE(kbd_ctrl_xlate));
+	} else {
+		input_add_table(config, -1, -1,
+				kbd_plain_xlate, ARRAY_SIZE(kbd_plain_xlate));
+		input_add_table(config, KEY_LEFTSHIFT, KEY_RIGHTSHIFT,
+				kbd_shift_xlate, ARRAY_SIZE(kbd_shift_xlate));
+		input_add_table(config, KEY_LEFTCTRL, KEY_RIGHTCTRL,
+				kbd_ctrl_xlate, ARRAY_SIZE(kbd_ctrl_xlate));
+		input_add_table(config, -1, KEY_RIGHTALT,
+				kbd_right_alt_xlate_german,
+				ARRAY_SIZE(kbd_right_alt_xlate_german));
+	}
 
 	return 0;
 }
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.
-- 
2.6.0.rc0.131.gf624c3d



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