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Libpayload: Add keyboard-disable function.

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Add a function to disable and clear the keyboard controller.

Verified Code flow in normal boot/S3 resume with print statements.
Verified Keyboard was correctly disabled and flushed by booting
to recovery mode screen while pressing keys on the integrated
keyboard.

Change-Id: I3e1f011c3436fee5ce10993c6c26a3c8597c6fca
Signed-off-by: Martin Roth <martin.roth@se-eng.com>
Reviewed-on: https://gerrit.chromium.org/gerrit/63627
Reviewed-by: Shawn Nematbakhsh <shawnn@chromium.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Tested-by: Shawn Nematbakhsh <shawnn@chromium.org>
Commit-Queue: Shawn Nematbakhsh <shawnn@chromium.org>
Reviewed-on: http://review.coreboot.org/4395
Tested-by: build bot (Jenkins)
Reviewed-by: Patrick Georgi <patrick@georgi-clan.de>
This commit is contained in:
Martin Roth
2013-07-26 16:31:21 -06:00
committed by Patrick Georgi
parent 2f38b07570
commit 3ee59f7b31
2 changed files with 22 additions and 0 deletions
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1
payloads/libpayload/include/libpayload.h
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@ -150,6 +150,7 @@ int add_reset_handler(void (*new_handler)(void));
* @{
*/
void keyboard_init(void);
void keyboard_disconnect(void);
int keyboard_havechar(void);
unsigned char keyboard_get_scancode(void);
int keyboard_getchar(void);