/*
* arch / xtensa / include / asm / xchal_vaddr_remap . h
*
* Xtensa macros for MMU V3 Support . Deals with re - mapping the Virtual
* Memory Addresses from " Virtual = = Physical " to their prevvious V2 MMU
* mappings ( KSEG at 0 xD0000000 and KIO at 0 XF0000000 ) .
*
* This file is subject to the terms and conditions of the GNU General Public
* License . See the file " COPYING " in the main directory of this archive
* for more details .
*
* Copyright ( C ) 2008 - 2012 Tensilica Inc .
*
* Pete Delaney < piet @ tensilica . com >
* Marc Gauthier < marc @ tensilica . com
*/
#ifndef _XTENSA_VECTORS_H
#define _XTENSA_VECTORS_H
#include <asm /core.h>
#include <asm /kmem_layout.h>
#if defined (CONFIG_MMU) && XCHAL_HAVE_PTP_MMU && XCHAL_HAVE_SPANNING_WAY
#ifdef CONFIG_KERNEL_VIRTUAL_ADDRESS
#define KERNELOFFSET CONFIG_KERNEL_VIRTUAL_ADDRESS
#else
#define KERNELOFFSET (CONFIG_KERNEL_LOAD_ADDRESS + \
XCHAL_KSEG_CACHED_VADDR - \
XCHAL_KSEG_PADDR)
#endif
#else
#define KERNELOFFSET CONFIG_KERNEL_LOAD_ADDRESS
#endif
#define RESET_VECTOR1_VADDR (XCHAL_RESET_VECTOR1_VADDR)
#ifdef CONFIG_VECTORS_ADDR
#define VECBASE_VADDR (CONFIG_VECTORS_ADDR)
#else
#define VECBASE_VADDR _vecbase
#endif
#if XCHAL_HAVE_VECBASE
#define VECTOR_VADDR(offset) (VECBASE_VADDR + offset)
#define USER_VECTOR_VADDR VECTOR_VADDR(XCHAL_USER_VECOFS)
#define KERNEL_VECTOR_VADDR VECTOR_VADDR(XCHAL_KERNEL_VECOFS)
#define DOUBLEEXC_VECTOR_VADDR VECTOR_VADDR(XCHAL_DOUBLEEXC_VECOFS)
#define WINDOW_VECTORS_VADDR VECTOR_VADDR(XCHAL_WINDOW_OF4_VECOFS)
#define INTLEVEL2_VECTOR_VADDR VECTOR_VADDR(XCHAL_INTLEVEL2_VECOFS)
#define INTLEVEL3_VECTOR_VADDR VECTOR_VADDR(XCHAL_INTLEVEL3_VECOFS)
#define INTLEVEL4_VECTOR_VADDR VECTOR_VADDR(XCHAL_INTLEVEL4_VECOFS)
#define INTLEVEL5_VECTOR_VADDR VECTOR_VADDR(XCHAL_INTLEVEL5_VECOFS)
#define INTLEVEL6_VECTOR_VADDR VECTOR_VADDR(XCHAL_INTLEVEL6_VECOFS)
#define INTLEVEL7_VECTOR_VADDR VECTOR_VADDR(XCHAL_INTLEVEL7_VECOFS)
#define DEBUG_VECTOR_VADDR VECTOR_VADDR(XCHAL_DEBUG_VECOFS)
/*
* These XCHAL_ * # defines from varian / core . h
* are not valid to use with V3 MMU . Non - XCHAL
* constants are defined above and should be used .
*/
#undef XCHAL_VECBASE_RESET_VADDR
#undef XCHAL_USER_VECTOR_VADDR
#undef XCHAL_KERNEL_VECTOR_VADDR
#undef XCHAL_DOUBLEEXC_VECTOR_VADDR
#undef XCHAL_WINDOW_VECTORS_VADDR
#undef XCHAL_INTLEVEL2_VECTOR_VADDR
#undef XCHAL_INTLEVEL3_VECTOR_VADDR
#undef XCHAL_INTLEVEL4_VECTOR_VADDR
#undef XCHAL_INTLEVEL5_VECTOR_VADDR
#undef XCHAL_INTLEVEL6_VECTOR_VADDR
#undef XCHAL_INTLEVEL7_VECTOR_VADDR
#undef XCHAL_DEBUG_VECTOR_VADDR
#else
#define USER_VECTOR_VADDR XCHAL_USER_VECTOR_VADDR
#define KERNEL_VECTOR_VADDR XCHAL_KERNEL_VECTOR_VADDR
#define DOUBLEEXC_VECTOR_VADDR XCHAL_DOUBLEEXC_VECTOR_VADDR
#define WINDOW_VECTORS_VADDR XCHAL_WINDOW_VECTORS_VADDR
#define INTLEVEL2_VECTOR_VADDR XCHAL_INTLEVEL2_VECTOR_VADDR
#define INTLEVEL3_VECTOR_VADDR XCHAL_INTLEVEL3_VECTOR_VADDR
#define INTLEVEL4_VECTOR_VADDR XCHAL_INTLEVEL4_VECTOR_VADDR
#define INTLEVEL5_VECTOR_VADDR XCHAL_INTLEVEL5_VECTOR_VADDR
#define INTLEVEL6_VECTOR_VADDR XCHAL_INTLEVEL6_VECTOR_VADDR
#define INTLEVEL7_VECTOR_VADDR XCHAL_INTLEVEL6_VECTOR_VADDR
#define DEBUG_VECTOR_VADDR XCHAL_DEBUG_VECTOR_VADDR
#endif
#endif /* _XTENSA_VECTORS_H */
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