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Tom Rini10e47792018-05-06 17:58:06 -04001/* SPDX-License-Identifier: GPL-2.0+ */
Chris Zankel1387dab2016-08-10 18:36:44 +03002/*
3 * Copyright (C) 2008-2013 Tensilica Inc.
4 * Copyright (C) 2016 Cadence Design Systems Inc.
Chris Zankel1387dab2016-08-10 18:36:44 +03005 */
6
7#ifndef _XTENSA_ADDRSPACE_H
8#define _XTENSA_ADDRSPACE_H
9
10#include <asm/arch/core.h>
11
12/*
13 * MMU Memory Map
14 *
15 * noMMU and v3 MMU have identity mapped address space on reset.
16 * V2 MMU:
17 * IO (uncached) f0000000..ffffffff -> f000000
18 * IO (cached) e0000000..efffffff -> f000000
19 * MEM (uncached) d8000000..dfffffff -> 0000000
20 * MEM (cached) d0000000..d7ffffff -> 0000000
21 *
22 * The actual location of memory and IO is the board property.
23 */
24
25#define IOADDR(x) (CONFIG_SYS_IO_BASE + (x))
26#define MEMADDR(x) (CONFIG_SYS_MEMORY_BASE + (x))
27#define PHYSADDR(x) ((x) - XCHAL_VECBASE_RESET_VADDR + \
28 XCHAL_VECBASE_RESET_PADDR)
29
30#endif /* _XTENSA_ADDRSPACE_H */