2015-10-15 10:25:28 +02:00

98 lines
3.4 KiB
C

/* $NetBSD: spr.h,v 1.1 2014/09/03 19:34:26 matt Exp $ */
/*-
* Copyright (c) 2014 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Matt Thomas of 3am Software Foundry.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _OR1K_SPR_H_
#define _OR1K_SPR_H_
#define SPR_GROUP __BITS(15,11)
#define SPR_REG __BITS(10,0)
#define SPR_MAKE(g,r) (__SHIFTIN((g), SPR_GROUP)|__SHIFTIN((r), SPR_REG))
#define SPR_VR SPR_MAKE(0, 0)
#define SPR_UPR SPR_MAKE(0, 1)
#define SPR_CPUCFGR SPR_MAKE(0, 2)
#define SPR_DMMUCFGR SPR_MAKE(0, 3)
#define SPR_IMMUCFGR SPR_MAKE(0, 4)
#define SPR_DCCFGR SPR_MAKE(0, 5)
#define SPR_ICCFGR SPR_MAKE(0, 6)
#define SPR_DCFGR SPR_MAKE(0, 7)
#define SPR_PCCFGR SPR_MAKE(0, 8)
#define SPR_VR2 SPR_MAKE(0, 9)
#define SPR_AVR SPR_MAKE(0, 10)
#define SPR_EVBAR SPR_MAKE(0, 11)
#define SPR_AECR SPR_MAKE(0, 12)
#define SPR_AESR SPR_MAKE(0, 13)
#define SPR_NPC SPR_MAKE(0, 16)
#define SPR_SR SPR_MAKE(0, 17)
#define SR_CID __BITS(31,28)
#define SR_SUMRA __BIT(16)
#define SR_FO __BIT(15)
#define SR_EPH __BIT(14)
#define SR_DSX __BIT(13)
#define SR_OVE __BIT(12)
#define SR_OV __BIT(11)
#define SR_CY __BIT(10)
#define SR_F __BIT(9)
#define SR_CE __BIT(8)
#define SR_LEE __BIT(7)
#define SR_IME __BIT(6)
#define SR_DME __BIT(5)
#define SR_ICE __BIT(4)
#define SR_DCE __BIT(3)
#define SR_IEE __BIT(2)
#define SR_TEE __BIT(1)
#define SR_SM __BIT(0)
#define SPR_PPC SPR_MAKE(0, 18)
#define SPR_FPCSR SPR_MAKE(0, 20)
#define FPCSR_DZF __BIT(11)
#define FPCSR_INF __BIT(10)
#define FPCSR_IVF __BIT(9)
#define FPCSR_IXF __BIT(8)
#define FPCSR_ZF __BIT(7)
#define FPCSR_QNF __BIT(6)
#define FPCSR_SNF __BIT(5)
#define FPCSR_UNF __BIT(4)
#define FPCSR_OVF __BIT(3)
#define FPCSR_RM __BITS(2,1)
#define FPCSR_RM_RN 0
#define FPCSR_RM_RZ 1
#define FPCSR_RM_RP 2
#define FPCSR_RM_RM 3
#define FPCSR_FPEE __BIT(0)
#define SPR_ISRn(n) SPR_MAKE(0, 21+(n))
#define SPR_EPCRn(n) SPR_MAKE(0, 32+(n))
#define SPR_EEARn(n) SPR_MAKE(0, 48+(n))
#define SPR_ESRn(n) SPR_MAKE(0, 64+(n))
#define SPR_GRPN(cid,n) SPR_MASK(0, 1024+(cid)*32+(n))
#endif /* _OR1K_SPR_H_ */