src/rp2040/hardware_structs/include/hardware/structs/nvic.h

// THIS HEADER FILE IS AUTOMATICALLY GENERATED -- DO NOT EDIT

/**
 * Copyright (c) 2024 Raspberry Pi Ltd.
 *
 * SPDX-License-Identifier: BSD-3-Clause
 */
#ifndef _HARDWARE_STRUCTS_NVIC_H
#define _HARDWARE_STRUCTS_NVIC_H

/**
 * \file rp2040/nvic.h
 */

#include "hardware/address_mapped.h"
#include "hardware/regs/m0plus.h"

// Reference to datasheet: https://datasheets.raspberrypi.com/rp2040/rp2040-datasheet.pdf#tab-registerlist_m0plus
//
// The _REG_ macro is intended to help make the register navigable in your IDE (for example, using the "Go to Definition" feature)
// _REG_(x) will link to the corresponding register in hardware/regs/m0plus.h.
//
// Bit-field descriptions are of the form:
// BITMASK [BITRANGE] FIELDNAME (RESETVALUE) DESCRIPTION

typedef struct {
    _REG_(M0PLUS_NVIC_ISER_OFFSET) // M0PLUS_NVIC_ISER
    // Interrupt Set-Enable Register
    // 0xffffffff [31:0]  SETENA       (0x00000000) Interrupt set-enable bits
    io_rw_32 iser;
 
    uint32_t _pad0[31];
 
    _REG_(M0PLUS_NVIC_ICER_OFFSET) // M0PLUS_NVIC_ICER
    // Interrupt Clear-Enable Register
    // 0xffffffff [31:0]  CLRENA       (0x00000000) Interrupt clear-enable bits
    io_rw_32 icer;
 
    uint32_t _pad1[31];
 
    _REG_(M0PLUS_NVIC_ISPR_OFFSET) // M0PLUS_NVIC_ISPR
    // Interrupt Set-Pending Register
    // 0xffffffff [31:0]  SETPEND      (0x00000000) Interrupt set-pending bits
    io_rw_32 ispr;
 
    uint32_t _pad2[31];
 
    _REG_(M0PLUS_NVIC_ICPR_OFFSET) // M0PLUS_NVIC_ICPR
    // Interrupt Clear-Pending Register
    // 0xffffffff [31:0]  CLRPEND      (0x00000000) Interrupt clear-pending bits
    io_rw_32 icpr;
 
    uint32_t _pad3[95];
 
    // (Description copied from array index 0 register M0PLUS_NVIC_IPR0 applies similarly to other array indexes)
    _REG_(M0PLUS_NVIC_IPR0_OFFSET) // M0PLUS_NVIC_IPR0
    // Interrupt Priority Register 0
    // 0xc0000000 [31:30] IP_3         (0x0) Priority of interrupt 3
    // 0x00c00000 [23:22] IP_2         (0x0) Priority of interrupt 2
    // 0x0000c000 [15:14] IP_1         (0x0) Priority of interrupt 1
    // 0x000000c0 [7:6]   IP_0         (0x0) Priority of interrupt 0
    io_rw_32 ipr[8];
} nvic_hw_t;

#define nvic_hw ((nvic_hw_t *)(PPB_BASE + M0PLUS_NVIC_ISER_OFFSET))
static_assert(sizeof (nvic_hw_t) == 0x0320, "");

#endif // _HARDWARE_STRUCTS_NVIC_H