132 lines
5.0 KiB
C
132 lines
5.0 KiB
C
/* *********************************************************************
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* SB1250 Board Support Package
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*
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* L2 Cache constants and macros File: sb1250_l2c.h
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*
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* This module contains constants useful for manipulating the
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* level 2 cache.
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*
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* SB1250 specification level: User's manual 1/02/02
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*
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*********************************************************************
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*
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* Copyright 2000,2001,2002,2003
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* Broadcom Corporation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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********************************************************************* */
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#ifndef _SB1250_L2C_H
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#define _SB1250_L2C_H
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#include <asm/sibyte/sb1250_defs.h>
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/*
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* Level 2 Cache Tag register (Table 5-3)
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*/
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#define S_L2C_TAG_MBZ 0
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#define M_L2C_TAG_MBZ _SB_MAKEMASK(5, S_L2C_TAG_MBZ)
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#define S_L2C_TAG_INDEX 5
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#define M_L2C_TAG_INDEX _SB_MAKEMASK(12, S_L2C_TAG_INDEX)
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#define V_L2C_TAG_INDEX(x) _SB_MAKEVALUE(x, S_L2C_TAG_INDEX)
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#define G_L2C_TAG_INDEX(x) _SB_GETVALUE(x, S_L2C_TAG_INDEX, M_L2C_TAG_INDEX)
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#define S_L2C_TAG_TAG 17
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#define M_L2C_TAG_TAG _SB_MAKEMASK(23, S_L2C_TAG_TAG)
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#define V_L2C_TAG_TAG(x) _SB_MAKEVALUE(x, S_L2C_TAG_TAG)
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#define G_L2C_TAG_TAG(x) _SB_GETVALUE(x, S_L2C_TAG_TAG, M_L2C_TAG_TAG)
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#define S_L2C_TAG_ECC 40
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#define M_L2C_TAG_ECC _SB_MAKEMASK(6, S_L2C_TAG_ECC)
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#define V_L2C_TAG_ECC(x) _SB_MAKEVALUE(x, S_L2C_TAG_ECC)
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#define G_L2C_TAG_ECC(x) _SB_GETVALUE(x, S_L2C_TAG_ECC, M_L2C_TAG_ECC)
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#define S_L2C_TAG_WAY 46
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#define M_L2C_TAG_WAY _SB_MAKEMASK(2, S_L2C_TAG_WAY)
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#define V_L2C_TAG_WAY(x) _SB_MAKEVALUE(x, S_L2C_TAG_WAY)
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#define G_L2C_TAG_WAY(x) _SB_GETVALUE(x, S_L2C_TAG_WAY, M_L2C_TAG_WAY)
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#define M_L2C_TAG_DIRTY _SB_MAKEMASK1(48)
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#define M_L2C_TAG_VALID _SB_MAKEMASK1(49)
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/*
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* Format of level 2 cache management address (table 5-2)
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*/
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#define S_L2C_MGMT_INDEX 5
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#define M_L2C_MGMT_INDEX _SB_MAKEMASK(12, S_L2C_MGMT_INDEX)
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#define V_L2C_MGMT_INDEX(x) _SB_MAKEVALUE(x, S_L2C_MGMT_INDEX)
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#define G_L2C_MGMT_INDEX(x) _SB_GETVALUE(x, S_L2C_MGMT_INDEX, M_L2C_MGMT_INDEX)
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#define S_L2C_MGMT_QUADRANT 15
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#define M_L2C_MGMT_QUADRANT _SB_MAKEMASK(2, S_L2C_MGMT_QUADRANT)
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#define V_L2C_MGMT_QUADRANT(x) _SB_MAKEVALUE(x, S_L2C_MGMT_QUADRANT)
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#define G_L2C_MGMT_QUADRANT(x) _SB_GETVALUE(x, S_L2C_MGMT_QUADRANT, M_L2C_MGMT_QUADRANT)
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#define S_L2C_MGMT_HALF 16
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#define M_L2C_MGMT_HALF _SB_MAKEMASK(1, S_L2C_MGMT_HALF)
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#define S_L2C_MGMT_WAY 17
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#define M_L2C_MGMT_WAY _SB_MAKEMASK(2, S_L2C_MGMT_WAY)
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#define V_L2C_MGMT_WAY(x) _SB_MAKEVALUE(x, S_L2C_MGMT_WAY)
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#define G_L2C_MGMT_WAY(x) _SB_GETVALUE(x, S_L2C_MGMT_WAY, M_L2C_MGMT_WAY)
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#define S_L2C_MGMT_ECC_DIAG 21
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#define M_L2C_MGMT_ECC_DIAG _SB_MAKEMASK(2, S_L2C_MGMT_ECC_DIAG)
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#define V_L2C_MGMT_ECC_DIAG(x) _SB_MAKEVALUE(x, S_L2C_MGMT_ECC_DIAG)
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#define G_L2C_MGMT_ECC_DIAG(x) _SB_GETVALUE(x, S_L2C_MGMT_ECC_DIAG, M_L2C_MGMT_ECC_DIAG)
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#define S_L2C_MGMT_TAG 23
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#define M_L2C_MGMT_TAG _SB_MAKEMASK(4, S_L2C_MGMT_TAG)
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#define V_L2C_MGMT_TAG(x) _SB_MAKEVALUE(x, S_L2C_MGMT_TAG)
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#define G_L2C_MGMT_TAG(x) _SB_GETVALUE(x, S_L2C_MGMT_TAG, M_L2C_MGMT_TAG)
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#define M_L2C_MGMT_DIRTY _SB_MAKEMASK1(19)
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#define M_L2C_MGMT_VALID _SB_MAKEMASK1(20)
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#define A_L2C_MGMT_TAG_BASE 0x00D0000000
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#define L2C_ENTRIES_PER_WAY 4096
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#define L2C_NUM_WAYS 4
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#if SIBYTE_HDR_FEATURE(1250, PASS3) || SIBYTE_HDR_FEATURE(112x, PASS1)
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/*
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* L2 Read Misc. register (A_L2_READ_MISC)
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*/
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#define S_L2C_MISC_NO_WAY 10
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#define M_L2C_MISC_NO_WAY _SB_MAKEMASK(4, S_L2C_MISC_NO_WAY)
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#define V_L2C_MISC_NO_WAY(x) _SB_MAKEVALUE(x, S_L2C_MISC_NO_WAY)
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#define G_L2C_MISC_NO_WAY(x) _SB_GETVALUE(x, S_L2C_MISC_NO_WAY, M_L2C_MISC_NO_WAY)
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#define M_L2C_MISC_ECC_CLEANUP_DIS _SB_MAKEMASK1(9)
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#define M_L2C_MISC_MC_PRIO_LOW _SB_MAKEMASK1(8)
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#define M_L2C_MISC_SOFT_DISABLE_T _SB_MAKEMASK1(7)
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#define M_L2C_MISC_SOFT_DISABLE_B _SB_MAKEMASK1(6)
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#define M_L2C_MISC_SOFT_DISABLE_R _SB_MAKEMASK1(5)
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#define M_L2C_MISC_SOFT_DISABLE_L _SB_MAKEMASK1(4)
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#define M_L2C_MISC_SCACHE_DISABLE_T _SB_MAKEMASK1(3)
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#define M_L2C_MISC_SCACHE_DISABLE_B _SB_MAKEMASK1(2)
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#define M_L2C_MISC_SCACHE_DISABLE_R _SB_MAKEMASK1(1)
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#define M_L2C_MISC_SCACHE_DISABLE_L _SB_MAKEMASK1(0)
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#endif /* 1250 PASS3 || 112x PASS1 */
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#endif
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