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| author | Patrick Rudolph <siro@das-labor.org> | 2018-01-16 18:59:54 +0100 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2019-05-29 20:32:44 +0000 |
| commit | a95a6bf646aee936d841f458812f2ced3a29e6f7 (patch) | |
| tree | 75fb56b1b2e94c191b04216ec10e682275fea418 /payloads | |
| parent | e39db681dfd7c4127f1ac0e360e0930e72ef3ee3 (diff) | |
| download | coreboot-a95a6bf646aee936d841f458812f2ced3a29e6f7.tar.xz | |
libpayload/drivers/i8402/kbd: Fix qemu
Reset keyboard controller to fix qemu make scan codes.
Change-Id: I5f8ad2d4be4b9e89d9af3a62726259e77f0403c1
Signed-off-by: Patrick Rudolph <siro@das-labor.org>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/23584
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'payloads')
| -rw-r--r-- | payloads/libpayload/drivers/i8042/keyboard.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/payloads/libpayload/drivers/i8042/keyboard.c b/payloads/libpayload/drivers/i8042/keyboard.c index fea9e718dd..12255fb7f8 100644 --- a/payloads/libpayload/drivers/i8042/keyboard.c +++ b/payloads/libpayload/drivers/i8042/keyboard.c @@ -333,6 +333,14 @@ void keyboard_init(void) if (!ret && !CONFIG(LP_PC_KEYBOARD_IGNORE_INIT_FAILURE)) return; + /* + * Set default parameters. + * Fix for broken QEMU ps/2 make scancodes. + */ + ret = keyboard_cmd(0xf6); + if (!ret) + return; + /* Enable scanning */ ret = keyboard_cmd(I8042_KBCMD_EN); if (!ret && !CONFIG(LP_PC_KEYBOARD_IGNORE_INIT_FAILURE)) |