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Diffstat (limited to 'payloads/libpayload/drivers/keyboard.c')
| -rw-r--r-- | payloads/libpayload/drivers/keyboard.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/payloads/libpayload/drivers/keyboard.c b/payloads/libpayload/drivers/keyboard.c index 0175bc74d9..ddedbd3942 100644 --- a/payloads/libpayload/drivers/keyboard.c +++ b/payloads/libpayload/drivers/keyboard.c @@ -258,6 +258,16 @@ int keyboard_getchar(void) return ret; } +static int keyboard_wait_write(void) +{ + int retries = 10000; + + while(retries-- && (inb(0x64) & 0x02)) + udelay(50); + + return (retries <= 0) ? -1 : 0; +} + /** * Set keyboard layout * @param country string describing the keyboard layout language. |