rosc.h

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/*
 * Copyright (c) 2026 Raspberry Pi (Trading) Ltd.
 *
 * SPDX-License-Identifier: BSD-3-Clause
 */
 
#ifndef _HARDWARE_ROSC_H_
#define _HARDWARE_ROSC_H_
 
#include "pico.h"
#include "hardware/structs/rosc.h"
 
#ifdef __cplusplus
extern "C" {
#endif


void rosc_disable(void);

void rosc_set_dormant(void);

void rosc_restart(void);

uint rosc_measure_freq_khz(void);
 
// ROSC BADWRITE is not reliable, see RP2040-E10
// inline static void rosc_clear_bad_write(void) {
//     hw_clear_bits(&rosc_hw->status, ROSC_STATUS_BADWRITE_BITS);
// }
 
// inline static bool rosc_write_okay(void) {
//     return !(rosc_hw->status & ROSC_STATUS_BADWRITE_BITS);
// }

inline static void rosc_write(io_rw_32 *addr, uint32_t value) {
    // rosc_clear_bad_write();
    // assert(rosc_write_okay());
    *addr = value;
    // assert(rosc_write_okay());
};
 
#ifdef __cplusplus
}
#endif
 
#endif