| /* |
| * Defitions 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 CONFIG_MMU |
| |
| /* 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 */ |
