ra8_mpu_regs.h

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#pragma once
 
#ifdef __cplusplus
extern "C" {
#endif
 
#include <stddef.h>
#include <stdint.h>
 
typedef enum : uintptr_t {
  k_ra8_mpu_core_base_addr  = 0xE000ED90UL, 
  k_ra8_mpu_mmpu_base_addr  = 0x40000000UL, 
  k_ra8_mpu_spmon_base_addr = 0x40000D00UL, 
} ra8_mpu_addr_t;

typedef struct {
  volatile uint32_t TYPE;      
  volatile uint32_t CTRL;      
  volatile uint32_t RNR;       
  volatile uint32_t RBAR;      
  volatile uint32_t RLAR;      
  volatile uint32_t RBAR_A1;   
  volatile uint32_t RLAR_A1;   
  volatile uint32_t RBAR_A2;   
  volatile uint32_t RLAR_A2;   
  volatile uint32_t RBAR_A3;   
  volatile uint32_t RLAR_A3;   
  volatile uint32_t reserved0; 
  volatile uint32_t MAIR0;     
  volatile uint32_t MAIR1;     
} r_mpu_regs_t;
 
typedef enum : uint32_t {
  k_ra8_mpu_regs_block_size = 0x38UL, 
} ra8_mpu_layout_t;
 
static_assert(sizeof(r_mpu_regs_t) == (size_t)k_ra8_mpu_regs_block_size,
              "r_mpu_regs_t size must match k_ra8_mpu_regs_block_size");
 
typedef enum : uint32_t {
  k_ra8_mpu_ctrl_enable     = (1UL << 0U), 
  k_ra8_mpu_ctrl_hfnmiena   = (1UL << 1U), 
  k_ra8_mpu_ctrl_privdefena = (1UL << 2U), 
} ra8_mpu_ctrl_bits_t;
 
typedef enum : uint32_t {
  k_ra8_mpu_type_dregion_shift = 8UL,          
  k_ra8_mpu_type_dregion_mask  = 0x0000FF00UL, 
} ra8_mpu_type_bits_t;
 
typedef enum : uint32_t {
  k_ra8_mpu_rbar_xn_mask   = 0x00000001UL, 
  k_ra8_mpu_rbar_ap_shift  = 1UL,          
  k_ra8_mpu_rbar_ap_mask   = 0x00000006UL, 
  k_ra8_mpu_rbar_sh_shift  = 3UL,          
  k_ra8_mpu_rbar_sh_mask   = 0x00000018UL, 
  k_ra8_mpu_rbar_base_mask = 0xFFFFFFE0UL, 
} ra8_mpu_rbar_bits_t;
 
typedef enum : uint32_t {
  k_ra8_mpu_rlar_en_mask       = 0x00000001UL, 
  k_ra8_mpu_rlar_attridx_shift = 1UL,          
  k_ra8_mpu_rlar_attridx_mask  = 0x0000000EUL, 
  k_ra8_mpu_rlar_limit_mask    = 0xFFFFFFE0UL, 
} ra8_mpu_rlar_bits_t;

static inline volatile r_mpu_regs_t* ra8_mpu_regs(void)
{
  return (volatile r_mpu_regs_t*)k_ra8_mpu_core_base_addr;
}
 
#ifdef __cplusplus
}
#endif