/* * Definitions for the address spaces of the AVR32 CPUs. Heavily based on * include/asm-sh/addrspace.h * * Copyright (C) 2004-2006 Atmel Corporation * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ #ifndef __ASM_AVR32_ADDRSPACE_H #define __ASM_AVR32_ADDRSPACE_H #ifdef [31mCONFIG_MMU[0m /* Memory segments when segmentation is enabled */ #define P0SEG 0x00000000 #define P1SEG 0x80000000 #define P2SEG 0xa0000000 #define P3SEG 0xc0000000 #define P4SEG 0xe0000000 /* Returns the privileged segment base of a given address */ #define PXSEG(a) (((unsigned long)(a)) & 0xe0000000) /* Returns the physical address of a PnSEG (n=1,2) address */ #define PHYSADDR(a) (((unsigned long)(a)) & 0x1fffffff) /* * Map an address to a certain privileged segment */ #define P1SEGADDR(a) ((__typeof__(a))(((unsigned long)(a) & 0x1fffffff) \ | P1SEG)) #define P2SEGADDR(a) ((__typeof__(a))(((unsigned long)(a) & 0x1fffffff) \ | P2SEG)) #define P3SEGADDR(a) ((__typeof__(a))(((unsigned long)(a) & 0x1fffffff) \ | P3SEG)) #define P4SEGADDR(a) ((__typeof__(a))(((unsigned long)(a) & 0x1fffffff) \ | P4SEG)) #endif /* CONFIG_MMU */ #endif /* __ASM_AVR32_ADDRSPACE_H */ |