/*
* This header file describes this specific Xtensa processor's TIE extensions
* that extend basic Xtensa core functionality. It is customized to this
* Xtensa processor configuration.
*
* 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) 1999-2007 Tensilica Inc.
*/

#ifndef _XTENSA_CORE_TIE_H
#define _XTENSA_CORE_TIE_H

#define XCHAL_CP_NUM 0 /* number of coprocessors */
#define XCHAL_CP_MAX 0 /* max CP ID + 1 (0 if none) */
#define XCHAL_CP_MASK 0x00 /* bitmask of all CPs by ID */
#define XCHAL_CP_PORT_MASK 0x00 /* bitmask of only port CPs */

/* Basic parameters of each coprocessor: */
#define XCHAL_CP7_NAME "XTIOP"
#define XCHAL_CP7_IDENT XTIOP
#define XCHAL_CP7_SA_SIZE 0 /* size of state save area */
#define XCHAL_CP7_SA_ALIGN 1 /* min alignment of save area */
#define XCHAL_CP_ID_XTIOP 7 /* coprocessor ID (0..7) */

/* Filler info for unassigned coprocessors, to simplify arrays etc: */
#define XCHAL_NCP_SA_SIZE 0
#define XCHAL_NCP_SA_ALIGN 1
#define XCHAL_CP0_SA_SIZE 0
#define XCHAL_CP0_SA_ALIGN 1
#define XCHAL_CP1_SA_SIZE 0
#define XCHAL_CP1_SA_ALIGN 1
#define XCHAL_CP2_SA_SIZE 0
#define XCHAL_CP2_SA_ALIGN 1
#define XCHAL_CP3_SA_SIZE 0
#define XCHAL_CP3_SA_ALIGN 1
#define XCHAL_CP4_SA_SIZE 0
#define XCHAL_CP4_SA_ALIGN 1
#define XCHAL_CP5_SA_SIZE 0
#define XCHAL_CP5_SA_ALIGN 1
#define XCHAL_CP6_SA_SIZE 0
#define XCHAL_CP6_SA_ALIGN 1

/* Save area for non-coprocessor optional and custom (TIE) state: */
#define XCHAL_NCP_SA_SIZE 0
#define XCHAL_NCP_SA_ALIGN 1

/* Total save area for optional and custom state (NCP + CPn): */
#define XCHAL_TOTAL_SA_SIZE 0 /* with 16-byte align padding */
#define XCHAL_TOTAL_SA_ALIGN 1 /* actual minimum alignment */

#define XCHAL_NCP_SA_NUM 0
#define XCHAL_NCP_SA_LIST(s)
#define XCHAL_CP0_SA_NUM 0
#define XCHAL_CP0_SA_LIST(s)
#define XCHAL_CP1_SA_NUM 0
#define XCHAL_CP1_SA_LIST(s)
#define XCHAL_CP2_SA_NUM 0
#define XCHAL_CP2_SA_LIST(s)
#define XCHAL_CP3_SA_NUM 0
#define XCHAL_CP3_SA_LIST(s)
#define XCHAL_CP4_SA_NUM 0
#define XCHAL_CP4_SA_LIST(s)
#define XCHAL_CP5_SA_NUM 0
#define XCHAL_CP5_SA_LIST(s)
#define XCHAL_CP6_SA_NUM 0
#define XCHAL_CP6_SA_LIST(s)
#define XCHAL_CP7_SA_NUM 0
#define XCHAL_CP7_SA_LIST(s)

/* Byte length of instruction from its first nibble (op0 field), per FLIX. */
#define XCHAL_OP0_FORMAT_LENGTHS 3,3,3,3,3,3,3,3,2,2,2,2,2,2,3,3

#endif /*_XTENSA_CORE_TIE_H*/