1/* SPDX-License-Identifier: GPL-2.0-or-later */
  2/*  *********************************************************************
  3    *  SB1250 Board Support Package
  4    *
  5    *  L2 Cache constants and macros		File: sb1250_l2c.h
  6    *
  7    *  This module contains constants useful for manipulating the
  8    *  level 2 cache.
  9    *
 10    *  SB1250 specification level:  User's manual 1/02/02
 11    *
 12    *********************************************************************
 13    *
 14    *  Copyright 2000,2001,2002,2003
 15    *  Broadcom Corporation. All rights reserved.
 16    *
 17    ********************************************************************* */
 18
 19
 20#ifndef _SB1250_L2C_H
 21#define _SB1250_L2C_H
 22
 23#include <asm/sibyte/sb1250_defs.h>
 24
 25/*
 26 * Level 2 Cache Tag register (Table 5-3)
 27 */
 28
 29#define S_L2C_TAG_MBZ		    0
 30#define M_L2C_TAG_MBZ		    _SB_MAKEMASK(5, S_L2C_TAG_MBZ)
 31
 32#define S_L2C_TAG_INDEX		    5
 33#define M_L2C_TAG_INDEX		    _SB_MAKEMASK(12, S_L2C_TAG_INDEX)
 34#define V_L2C_TAG_INDEX(x)	    _SB_MAKEVALUE(x, S_L2C_TAG_INDEX)
 35#define G_L2C_TAG_INDEX(x)	    _SB_GETVALUE(x, S_L2C_TAG_INDEX, M_L2C_TAG_INDEX)
 36
 37#define S_L2C_TAG_TAG		    17
 38#define M_L2C_TAG_TAG		    _SB_MAKEMASK(23, S_L2C_TAG_TAG)
 39#define V_L2C_TAG_TAG(x)	    _SB_MAKEVALUE(x, S_L2C_TAG_TAG)
 40#define G_L2C_TAG_TAG(x)	    _SB_GETVALUE(x, S_L2C_TAG_TAG, M_L2C_TAG_TAG)
 41
 42#define S_L2C_TAG_ECC		    40
 43#define M_L2C_TAG_ECC		    _SB_MAKEMASK(6, S_L2C_TAG_ECC)
 44#define V_L2C_TAG_ECC(x)	    _SB_MAKEVALUE(x, S_L2C_TAG_ECC)
 45#define G_L2C_TAG_ECC(x)	    _SB_GETVALUE(x, S_L2C_TAG_ECC, M_L2C_TAG_ECC)
 46
 47#define S_L2C_TAG_WAY		    46
 48#define M_L2C_TAG_WAY		    _SB_MAKEMASK(2, S_L2C_TAG_WAY)
 49#define V_L2C_TAG_WAY(x)	    _SB_MAKEVALUE(x, S_L2C_TAG_WAY)
 50#define G_L2C_TAG_WAY(x)	    _SB_GETVALUE(x, S_L2C_TAG_WAY, M_L2C_TAG_WAY)
 51
 52#define M_L2C_TAG_DIRTY		    _SB_MAKEMASK1(48)
 53#define M_L2C_TAG_VALID		    _SB_MAKEMASK1(49)
 54
 55/*
 56 * Format of level 2 cache management address (table 5-2)
 57 */
 58
 59#define S_L2C_MGMT_INDEX	    5
 60#define M_L2C_MGMT_INDEX	    _SB_MAKEMASK(12, S_L2C_MGMT_INDEX)
 61#define V_L2C_MGMT_INDEX(x)	    _SB_MAKEVALUE(x, S_L2C_MGMT_INDEX)
 62#define G_L2C_MGMT_INDEX(x)	    _SB_GETVALUE(x, S_L2C_MGMT_INDEX, M_L2C_MGMT_INDEX)
 63
 64#define S_L2C_MGMT_QUADRANT	    15
 65#define M_L2C_MGMT_QUADRANT	    _SB_MAKEMASK(2, S_L2C_MGMT_QUADRANT)
 66#define V_L2C_MGMT_QUADRANT(x)	    _SB_MAKEVALUE(x, S_L2C_MGMT_QUADRANT)
 67#define G_L2C_MGMT_QUADRANT(x)	    _SB_GETVALUE(x, S_L2C_MGMT_QUADRANT, M_L2C_MGMT_QUADRANT)
 68
 69#define S_L2C_MGMT_HALF		    16
 70#define M_L2C_MGMT_HALF		    _SB_MAKEMASK(1, S_L2C_MGMT_HALF)
 71
 72#define S_L2C_MGMT_WAY		    17
 73#define M_L2C_MGMT_WAY		    _SB_MAKEMASK(2, S_L2C_MGMT_WAY)
 74#define V_L2C_MGMT_WAY(x)	    _SB_MAKEVALUE(x, S_L2C_MGMT_WAY)
 75#define G_L2C_MGMT_WAY(x)	    _SB_GETVALUE(x, S_L2C_MGMT_WAY, M_L2C_MGMT_WAY)
 76
 77#define S_L2C_MGMT_ECC_DIAG	    21
 78#define M_L2C_MGMT_ECC_DIAG	    _SB_MAKEMASK(2, S_L2C_MGMT_ECC_DIAG)
 79#define V_L2C_MGMT_ECC_DIAG(x)	    _SB_MAKEVALUE(x, S_L2C_MGMT_ECC_DIAG)
 80#define G_L2C_MGMT_ECC_DIAG(x)	    _SB_GETVALUE(x, S_L2C_MGMT_ECC_DIAG, M_L2C_MGMT_ECC_DIAG)
 81
 82#define S_L2C_MGMT_TAG		    23
 83#define M_L2C_MGMT_TAG		    _SB_MAKEMASK(4, S_L2C_MGMT_TAG)
 84#define V_L2C_MGMT_TAG(x)	    _SB_MAKEVALUE(x, S_L2C_MGMT_TAG)
 85#define G_L2C_MGMT_TAG(x)	    _SB_GETVALUE(x, S_L2C_MGMT_TAG, M_L2C_MGMT_TAG)
 86
 87#define M_L2C_MGMT_DIRTY	    _SB_MAKEMASK1(19)
 88#define M_L2C_MGMT_VALID	    _SB_MAKEMASK1(20)
 89
 90#define A_L2C_MGMT_TAG_BASE	    0x00D0000000
 91
 92#define L2C_ENTRIES_PER_WAY	  4096
 93#define L2C_NUM_WAYS		  4
 94
 95
 96#if SIBYTE_HDR_FEATURE(1250, PASS3) || SIBYTE_HDR_FEATURE(112x, PASS1)
 97/*
 98 * L2 Read Misc. register (A_L2_READ_MISC)
 99 */
100#define S_L2C_MISC_NO_WAY		10
101#define M_L2C_MISC_NO_WAY		_SB_MAKEMASK(4, S_L2C_MISC_NO_WAY)
102#define V_L2C_MISC_NO_WAY(x)		_SB_MAKEVALUE(x, S_L2C_MISC_NO_WAY)
103#define G_L2C_MISC_NO_WAY(x)		_SB_GETVALUE(x, S_L2C_MISC_NO_WAY, M_L2C_MISC_NO_WAY)
104
105#define M_L2C_MISC_ECC_CLEANUP_DIS	_SB_MAKEMASK1(9)
106#define M_L2C_MISC_MC_PRIO_LOW		_SB_MAKEMASK1(8)
107#define M_L2C_MISC_SOFT_DISABLE_T	_SB_MAKEMASK1(7)
108#define M_L2C_MISC_SOFT_DISABLE_B	_SB_MAKEMASK1(6)
109#define M_L2C_MISC_SOFT_DISABLE_R	_SB_MAKEMASK1(5)
110#define M_L2C_MISC_SOFT_DISABLE_L	_SB_MAKEMASK1(4)
111#define M_L2C_MISC_SCACHE_DISABLE_T	_SB_MAKEMASK1(3)
112#define M_L2C_MISC_SCACHE_DISABLE_B	_SB_MAKEMASK1(2)
113#define M_L2C_MISC_SCACHE_DISABLE_R	_SB_MAKEMASK1(1)
114#define M_L2C_MISC_SCACHE_DISABLE_L	_SB_MAKEMASK1(0)
115#endif /* 1250 PASS3 || 112x PASS1 */
116
117
118#endif