diff options
Diffstat (limited to 'firmware/2lib/include/2api.h')
| -rw-r--r-- | firmware/2lib/include/2api.h | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/firmware/2lib/include/2api.h b/firmware/2lib/include/2api.h index f8a1b4e0..4a6fe0d4 100644 --- a/firmware/2lib/include/2api.h +++ b/firmware/2lib/include/2api.h @@ -1220,4 +1220,37 @@ int vb2ex_physical_presence_pressed(void); */ uint32_t vb2ex_get_locale_count(void); +/** + * Delay for at least the specified number of milliseconds. + * + * @param msec Duration in milliseconds. + */ +void vb2ex_msleep(uint32_t msec); + +/** + * Play a beep tone of the specified frequency in Hz for the duration msec. + * + * This is effectively a sleep call that makes noise. The implementation may + * beep at a fixed frequency if frequency support is not available. Regardless + * of whether any errors occur, the callback is expected to delay for the + * specified duration before returning. + * + * @param msec Duration of beep in milliseconds. + * @param frequency Sound frequency in Hz. + */ +void vb2ex_beep(uint32_t msec, uint32_t frequency); + +/*****************************************************************************/ +/* Timer. */ + +/** + * Read a millisecond timer. + * + * This should have a sufficient number of bits to avoid wraparound for at + * least 10 minutes. + * + * @return Current timer value in milliseconds. + */ +uint32_t vb2ex_mtime(void); + #endif /* VBOOT_REFERENCE_2API_H_ */ |