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
119