src/rp2_common/cmsis/stub/CMSIS/Device/RP2040/Include/system_RP2040.h

/*************************************************************************//**
 * @file     system_RP2040.h
 * @brief    CMSIS-Core(M) Device Peripheral Access Layer Header File for
 *           Device RP2040
 * @version  V1.0.0
 * @date     5. May 2021
 *****************************************************************************/
/*
 * Copyright (c) 2009-2021 Arm Limited. All rights reserved.
 * Copyright (c) 2020 Raspberry Pi (Trading) Ltd.
 *
 * SPDX-License-Identifier: Apache-2.0
 *
 * Licensed under the Apache License, Version 2.0 (the License); you may
 * not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an AS IS BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 * SPDX-License-Identifier: BSD-3-Clause
 */

#ifndef _CMSIS_SYSTEM_RP2040_H
#define _CMSIS_SYSTEM_RP2040_H

#ifdef __cplusplus
extern "C" {
#endif

/**
  \brief Exception / Interrupt Handler Function Prototype
*/
typedef void(*VECTOR_TABLE_Type)(void);

/**
  \brief System Clock Frequency (Core Clock)
*/
extern uint32_t SystemCoreClock;

/**
  \brief Setup the microcontroller system.

   Initialize the System and update the SystemCoreClock variable.
 */
extern void SystemInit (void);


/**
  \brief  Update SystemCoreClock variable.

   Updates the SystemCoreClock with current core Clock retrieved from cpu registers.
 */
extern void SystemCoreClockUpdate (void);

#ifdef __cplusplus
}
#endif

#endif /* _CMSIS_SYSTEM_RP2040_H */