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