root/arch/sh/include/cpu-sh2a/cpu/addrspace.h 
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_CPU_SH2A_ADDRSPACE_H
#define __ASM_SH_CPU_SH2A_ADDRSPACE_H

#define P0SEG           0x00000000
#define P1SEG           0x00000000
#define P2SEG           0x20000000
#define P3SEG           0x40000000
#define P4SEG           0x60000000

#endif /* __ASM_SH_CPU_SH2A_ADDRSPACE_H */