diff options
Diffstat (limited to 'payloads/libpayload/drivers')
| -rw-r--r-- | payloads/libpayload/drivers/i8042/i8042.h | 1 | ||||
| -rw-r--r-- | payloads/libpayload/drivers/i8042/keyboard.c | 25 |
2 files changed, 5 insertions, 21 deletions
diff --git a/payloads/libpayload/drivers/i8042/i8042.h b/payloads/libpayload/drivers/i8042/i8042.h index e864ac9263..643167ef40 100644 --- a/payloads/libpayload/drivers/i8042/i8042.h +++ b/payloads/libpayload/drivers/i8042/i8042.h @@ -63,7 +63,6 @@ #define I8042_KBCMD_EN 0xf4 #define I8042_KBCMD_DEFAULT_DIS 0xf5 #define I8042_KBCMD_SET_DEFAULT 0xf6 -#define I8042_KBCMD_ACK 0xfa #define I8042_KBCMD_RESEND 0xfe #define I8042_KBCMD_RESET 0xff diff --git a/payloads/libpayload/drivers/i8042/keyboard.c b/payloads/libpayload/drivers/i8042/keyboard.c index 240385ce6d..3e5f988c48 100644 --- a/payloads/libpayload/drivers/i8042/keyboard.c +++ b/payloads/libpayload/drivers/i8042/keyboard.c @@ -172,7 +172,7 @@ static unsigned char keyboard_cmd(unsigned char cmd) { i8042_write_data(cmd); - return i8042_wait_read_ps2() == I8042_KBCMD_ACK; + return i8042_wait_read_ps2() == 0xfa; } int keyboard_havechar(void) @@ -317,42 +317,27 @@ void keyboard_init(void) /* Enable first PS/2 port */ i8042_cmd(I8042_CMD_EN_KB); - /* Reset keyboard and self test (keyboard side) */ - ret = keyboard_cmd(I8042_KBCMD_RESET); - if (!ret) { - printf("ERROR: Keyboard reset failed!\n"); - return; - } - /* Set scancode set 1 */ ret = keyboard_cmd(I8042_KBCMD_SET_SCANCODE); - if (!ret && !CONFIG(LP_PC_KEYBOARD_IGNORE_INIT_FAILURE)) { - printf("ERROR: Keyboard set scancode failed!\n"); + if (!ret && !CONFIG(LP_PC_KEYBOARD_IGNORE_INIT_FAILURE)) return; - } ret = keyboard_cmd(I8042_SCANCODE_SET_1); - if (!ret && !CONFIG(LP_PC_KEYBOARD_IGNORE_INIT_FAILURE)) { - printf("ERROR: Keyboard scancode set#1 failed!\n"); + 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) { - printf("ERROR: Keyboard set default params failed!\n"); + if (!ret) return; - } /* Enable scanning */ ret = keyboard_cmd(I8042_KBCMD_EN); - if (!ret && !CONFIG(LP_PC_KEYBOARD_IGNORE_INIT_FAILURE)) { - printf("ERROR: Keyboard enable scanning failed!\n"); + if (!ret && !CONFIG(LP_PC_KEYBOARD_IGNORE_INIT_FAILURE)) return; - } console_add_input_driver(&cons); } |