1/*	$NetBSD: hid.h,v 1.15 2024/03/10 17:07:31 rillig Exp $	*/
2
3/*-
4 * Copyright (c) 2000 Tsubai Masanari.  All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 *    notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 *    notice, this list of conditions and the following disclaimer in the
13 *    documentation and/or other materials provided with the distribution.
14 * 3. The name of the author may not be used to endorse or promote products
15 *    derived from this software without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */
28
29#ifndef _POWERPC_OEA_HID_H_
30#define _POWERPC_OEA_HID_H_
31
32#ifdef _KERNEL_OPT
33#include "opt_ppcarch.h"
34#endif
35
36/* Hardware Implementation Dependent registers for the PowerPC */
37
38#if defined(_ARCH_PPC64) || defined (PPC_OEA64_BRIDGE)
39/* this way we can use the same bit numbers as IBM's PowerPC manuals */
40#define HIDBIT(x) (0x8000000000000000LL >> x)
41#define HID0_64_ONE_PPC	HIDBIT(0)   /* one instruction per dispatch group */
42#define HID0_64_DO_SNGL	HIDBIT(1)   /* single group completion mode */
43#define HID0_64_ISYNCSC	HIDBIT(2)   /* Disable isync scoreboard optimization */
44#define HID0_64_SER_GP	HIDBIT(3)   /* Serialize group dispatch */
45#define HID0_64_DEEPNAP	HIDBIT(7)   /* Enable deep nap mode (970) */
46#define HID0_64_DOZE	HIDBIT(8)   /* Enable doze mode */
47#define HID0_64_NAP	HIDBIT(9)   /* Enable nap mode */
48#define HID0_64_DPM	HIDBIT(11)  /* Enable Dynamic power management */
49#define HID0_64_TG	HIDBIT(13)  /* Perfmon threshold granularity control */
50#define HID0_64_HNG_DIS	HIDBIT(14)  /* Disable processor hang-detection */
51#define HID0_64_NHR	HIDBIT(15)  /* No Hard Reset */
52#define HID0_64_INORDER	HIDBIT(16)  /* Serialized group issue mode */
53#define HID0_64_TB_CTRL	HIDBIT(18)  /* TB keeps running if CPU stopped */
54#define HID0_64_EX_TBEN	HIDBIT(19)  /* timebase runs at external clock */
55#define HID0_64_CIABREN	HIDBIT(22)  /* enable CIABR register */
56#define HID0_64_HDICEEN	HIDBIT(23)  /* hypervisor decrementer enable */
57#define HID0_64_EN_ATTN	HIDBIT(31)  /* support processor attention inst. */
58#define HID0_64_EN_MCHK	HIDBIT(32)  /* ext. mchk interrupts */
59#endif
60#define HID0_EMCP	0x80000000  /* Enable MCP */
61#define HID0_DBP	0x40000000  /* Disable 60x bus parity generation */
62#define HID0_EBA	0x20000000  /* Enable 60x bus address parity checking */
63#define HID0_EBD	0x10000000  /* Enable 60x bus data parity checking */
64#define HID0_BCLK	0x08000000  /* CLK_OUT clock type selection */
65#define HID0_EICE	0x04000000  /* Enable ICE output */
66#define HID0_TBEN	0x04000000  /* Time base enable (7450) */
67#define HID0_ECLK	0x02000000  /* CLK_OUT clock type selection */
68#define HID0_PAR	0x01000000  /* Disable precharge of ARTRY */
69#define HID0_STEN	0x01000000  /* Software table search enable (7450) */
70#define HID0_DOZE	0x00800000  /* Enable doze mode */
71#define HID0_HIGH_BAT_EN 0x00800000  /* Enable additional BATs (74[45][578]) */
72#define HID0_NAP	0x00400000  /* Enable nap mode */
73#define HID0_SLEEP	0x00200000  /* Enable sleep mode */
74#define HID0_DPM	0x00100000  /* Enable Dynamic power management */
75#define HID0_RISEG	0x00080000  /* Read I-SEG */
76#define HID0_BHTCLR	0x00040000  /* Clear branch history table (7450) */
77#define HID0_EIEC	0x00040000  /* Enable internal error checking */
78#define HID0_XAEN	0x00020000  /* Enable eXtended Addressing (7450) */
79#define HID0_NHR	0x00010000  /* Not hard reset */
80#define HID0_ICE	0x00008000  /* Enable i-cache */
81#define HID0_DCE	0x00004000  /* Enable d-cache */
82#define HID0_ILOCK	0x00002000  /* i-cache lock */
83#define HID0_DLOCK	0x00001000  /* d-cache lock */
84#define HID0_ICFI	0x00000800  /* i-cache flash invalidate */
85#define HID0_DCFI	0x00000400  /* d-cache flash invalidate */
86#define HID0_SPD	0x00000200  /* Disable speculative cache access */
87#define HID0_IFEM	0x00000100  /* Enable M-bit for I-fetch */
88#define HID0_XBSEN	0x00000100  /* Extended BAT block size enable (7455+) */
89#define HID0_SGE	0x00000080  /* Enable store gathering */
90#define HID0_DCFA	0x00000040  /* Data cache flush assist */
91#define HID0_BTIC	0x00000020  /* Enable BTIC */
92#define HID0_LRSTK	0x00000010  /* Link register stack enable (7450) */
93#define HID0_ABE	0x00000008  /* Enable address broadcast */
94#define HID0_FOLD	0x00000008  /* Branch folding enable (7450) */
95#define HID0_BHT	0x00000004  /* Enable branch history table */
96#define HID0_BTCD	0x00000002  /* Branch target addr cache disable (604) */
97#define HID0_NOPTI	0x00000001  /* No-op the dcbt(st) */
98
99#define HID0_BITMASK "\020" \
100    "\040EMCP\037DBP\036EBA\035EBD\034BCLK\033EICE\032ECLK\031PAR" \
101    "\030DOZE\027NAP\026SLEEP\025DPM\024RISEG\023EIEC\022res\021NHR" \
102    "\020ICE\017DCE\016ILOCK\015DLOCK\014ICFI\013DCFI\012SPD\011IFEM" \
103    "\010SGE\007DCFA\006BTIC\005FBIOB\004ABE\003BHT\002NOPDST\001NOPTI"
104
105#define HID0_7450_BITMASK "\020" \
106    "\040EMCP\037b1\036b2\035b3\034b4\033TBEN\032b6\031STEN" \
107    "\030HIGH_BAT_EN\027NAP\026SLEEP\025DPM\024b12\023BHTCLR\022XAEN\021NHR" \
108    "\020ICE\017DCE\016ILOCK\015DLOCK\014ICFI\013DCFI\012SPD\011XBSEN" \
109    "\010SGE\007b25\006BTIC\005LRSTK\004FOLD\003BHT\002NOPDST\001NOPTI"
110
111#define HID0_970_BITMASK "\020" \
112    "\040EMCP"
113
114#define HID0_970_BITMASK_U "\020" \
115    "\040ONEPPC\037DOSNGL\036ISYNCSC\035SERGP\034res\033res\032res\031DEEPNAP" \
116    "\030DOZE\027NAP\026res\025DPM\024res\023TG\022HNGDIS\021NHR" \
117    "\020INORDER\017res\016TBCTRL\015EXTBEN\014res\013res\012CIABREN\011HDICEEN" \
118    "\001ENATTN"
119/*
120 *  HID0 bit definitions per CPU model
121 *
122 * bit	603	604	750	7400	7410	7450
123 *   0	EMCP	EMCP	EMCP	EMCP	EMCP	-
124 *   1	-	ECP	DBP	-	-	-
125 *   2	EBA	EBA	EBA	EBA	EDA	-
126 *   3	EBD	EBD	EBD	EBD	EBD	-
127 *   4	SBCLK	-	BCLK	BCKL	BCLK	-
128 *   5	EICE	-	-	-	-	TBEN
129 *   6	ECLK	-	ECLK	ECLK	ECLK	-
130 *   7	PAR	PAR	PAR	PAR	PAR	STEN
131 *   8	DOZE	-	DOZE	DOZE	DOZE	HIGH_BAT_EN
132 *   9	NAP	-	NAP	NAP	NAP	NAP
133 *  10	SLEEP	-	SLEEP	SLEEP	SLEEP	SLEEP
134 *  11	DPM	-	DPM	DPM	DPM	DPM
135 *  12	RISEG	-	-	RISEG	-	-
136 *  13	-	-	-	EIEC	EIEC	BHTCLR
137 *  14	-	-	-	-	-	XAEN
138 *  15	-	NHR	NHR	NHR	NHR	NHR
139 *  16	ICE	ICE	ICE	ICE	ICE	ICE
140 *  17	DCE	DCE	DCE	DCE	DCE	DCE
141 *  18	ILOCK	ILOCK	ILOCK	ILOCK	ILOCK	ILOCK
142 *  19	DLOCK	DLOCK	DLOCK	DLOCK	DLOCK	DLOCK
143 *  20	ICFI	ICFI	ICFI	ICFI	ICFI	ICFI
144 *  21	DCFI	DCFI	DCFI	DCFI	DCFI	DCFI
145 *  22	-	-	SPD	SPD	SPG	SPD
146 *  23	-	-	IFEM	IFTT	IFTT	XBSEN
147 *  24	-	SIE	SGE	SGE	SGE	SGE
148 *  25	-	-	DCFA	DCFA	DCFA	-
149 *  26	-	-	BTIC	BTIC	BTIC	BTIC
150 *  27	FBIOB	-	-	-	-	LRSTK
151 *  28	-	-	ABE	-	-	FOLD
152 *  29	-	BHT	BHT	BHT	BHT	BHT
153 *  30	-	BTCD	-	NOPDST	NOPDST	NOPDST
154 *  31	NOOPTI	-	NOOPTI	NOPTI	NOPTI	NOPTI
155 *
156 *  604: ECP = Enable cache parity checking
157 *  604: SIE = Serial instruction execution disable
158 *  604: BTCD = Branch target address cache disable
159 * 7450: TBEN = Time Base Enable
160 * 7450: STEN = Software table lookup enable
161 * 7450: BHTCLR = Branch history clear
162 * 7450: LRSTK = Link Register Stack Enable
163 * 7450: FOLD = Branch folding enable
164 */
165
166#define	HID1_EMCP	0x80000000	/* Machine Check Signal Enable */
167#define	HID1_EBA	0x20000000	/* Enable/Disable 60x/MPX Bus Address
168					   Parity Checking */
169#define	HID1_EBD	0x10000000	/* Enable/Disable 60x/MPX Bus Data
170					   Parity Checking */
171#define	HID1_BCLK	0x08000000	/* CLK_OUT */
172#define	HID1_ECLK	0x02000000	/* CLK_OUT */
173#define	HID1_PAR	0x01000000	/* Disable Precharge for ... */
174#define	HID1_DFS4	0x00800000	/* Dynamic Freq Switch / 4 (7448) */
175#define	HID1_DFS2	0x00400000	/* Dynamic Freq Switch / 2 (7447A) */
176#define	HID1_SYNCBE	0x00000800	/* Enable sync/eieio broadcast */
177#define	HID1_ABE	0x00000400	/* Enable address broadcast */
178
179/* PPC970 HID4 */
180#define HID4_RMLR0	0x0000000000000020	/* real mode limit bit 0 */
181#define HID4_RMLR1	0x4000000000000000	/* real mode limit bit 1 */
182#define HID4_RMLR2	0x2000000000000000	/* real mode limit bit 2 */
183/*
184 * real mode limit bits 012
185 * 011 - 64MB
186 * 111 - 128MB
187 * 100 - 256MB
188 * x10 - 1GB
189 * x01 - 16GB
190 * 000 - 256GB
191 */
192
193#endif /* _POWERPC_OEA_HID_H_ */
194