diff options
Diffstat (limited to 'chip/npcx/lpc.c')
| -rw-r--r-- | chip/npcx/lpc.c | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/chip/npcx/lpc.c b/chip/npcx/lpc.c index 18b464f294..5162ff158d 100644 --- a/chip/npcx/lpc.c +++ b/chip/npcx/lpc.c @@ -511,11 +511,16 @@ static void handle_host_write(int is_cmd) /* KB controller input buffer full ISR */ void lpc_kbc_ibf_interrupt(void) { + uint8_t ibf; /* If "command" input 0, else 1*/ - if (lpc_keyboard_input_pending()) - keyboard_host_write(NPCX_HIKMDI, (NPCX_HIKMST & 0x08) ? 1 : 0); - CPRINTS("ibf isr %02x", NPCX_HIKMDI); - task_wake(TASK_ID_KEYPROTO); + if (lpc_keyboard_input_pending()) { + ibf = NPCX_HIKMDI; + keyboard_host_write(ibf, (NPCX_HIKMST & 0x08) ? 1 : 0); + CPRINTS("ibf isr %02x", ibf); + task_wake(TASK_ID_KEYPROTO); + } else { + CPRINTS("ibf isr spurious"); + } } DECLARE_IRQ(NPCX_IRQ_KBC_IBF, lpc_kbc_ibf_interrupt, 4); |