| /* Copyright 2018 SiFive, Inc */ |
| /* SPDX-License-Identifier: Apache-2.0 */ |
| |
| #include <metal/button.h> |
| #include <metal/machine.h> |
| |
| struct metal_button* metal_button_get (char *label) |
| { |
| int i; |
| struct metal_button *button; |
| |
| if ((__METAL_DT_MAX_BUTTONS == 0) || (label == NULL)) { |
| return NULL; |
| } |
| |
| for (i = 0; i < __METAL_DT_MAX_BUTTONS; i++) { |
| button = (struct metal_button*)__metal_button_table[i]; |
| if (button->vtable->button_exist(button, label)) { |
| return button; |
| } |
| } |
| return NULL; |
| } |
| |
| extern __inline__ struct metal_interrupt* |
| metal_button_interrupt_controller(struct metal_button *button); |
| extern __inline__ int metal_button_get_interrupt_id(struct metal_button *button); |