xref: /titanic_41/usr/src/uts/sun4v/sys/niagararegs.h (revision b02e9a2d4d2071d770e5aa9ae8f83f2bbe1f2ced)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 
22 /*
23  * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  */
26 
27 #ifndef _SYS_NIAGARAREGS_H
28 #define	_SYS_NIAGARAREGS_H
29 
30 #pragma ident	"%Z%%M%	%I%	%E% SMI"
31 
32 #ifdef __cplusplus
33 extern "C" {
34 #endif
35 
36 /*
37  * Niagara SPARC Performance Instrumentation Counter
38  */
39 #define	PIC0_MASK (((uint64_t)1 << 32) - 1)	/* pic0 in bits 31:0 */
40 #define	PIC1_SHIFT 32				/* pic1 in bits 64:32 */
41 
42 /*
43  * Niagara SPARC Performance Control Register
44  */
45 
46 #define	CPC_NIAGARA_PCR_PRIVPIC		0
47 #define	CPC_NIAGARA_PCR_SYS		1
48 #define	CPC_NIAGARA_PCR_USR		2
49 
50 #define	CPC_NIAGARA_PCR_PIC0_SHIFT	4
51 #define	CPC_NIAGARA_PCR_PIC1_SHIFT	0
52 #define	CPC_NIAGARA_PCR_PIC0_MASK	UINT64_C(0x7)
53 #define	CPC_NIAGARA_PCR_PIC1_MASK	UINT64_C(0)
54 
55 #define	CPC_NIAGARA_PCR_OVF_MASK	UINT64_C(0x300)
56 #define	CPC_NIAGARA_PCR_OVF_SHIFT	8
57 
58 /*
59  * Niagara DRAM performance counters
60  */
61 #define	NIAGARA_DRAM_BANKS		0x4
62 
63 #define	NIAGARA_DRAM_PIC0_SEL_SHIFT	0x4
64 #define	NIAGARA_DRAM_PIC1_SEL_SHIFT	0x0
65 
66 #define	NIAGARA_DRAM_PIC0_SHIFT		0x20
67 #define	NIAGARA_DRAM_PIC0_MASK		0x7fffffff
68 #define	NIAGARA_DRAM_PIC1_SHIFT		0x0
69 #define	NIAGARA_DRAM_PIC1_MASK		0x7fffffff
70 
71 /*
72  * Niagara JBUS performance counters
73  */
74 #define	NIAGARA_JBUS_PIC0_SEL_SHIFT	0x4
75 #define	NIAGARA_JBUS_PIC1_SEL_SHIFT	0x0
76 
77 #define	NIAGARA_JBUS_PIC0_SHIFT		0x20
78 #define	NIAGARA_JBUS_PIC0_MASK		0x7fffffff
79 #define	NIAGARA_JBUS_PIC1_SHIFT		0x0
80 #define	NIAGARA_JBUS_PIC1_MASK		0x7fffffff
81 
82 
83 /*
84  * Hypervisor FAST_TRAP API function numbers to get/set DRAM and
85  * JBUS performance counters
86  */
87 #define	HV_NIAGARA_GETPERF	0x100
88 #define	HV_NIAGARA_SETPERF	0x101
89 
90 /*
91  * Hypervisor FAST_TRAP API function numbers for Niagara MMU statistics
92  */
93 #define	HV_NIAGARA_MMUSTAT_CONF	0x102
94 #define	HV_NIAGARA_MMUSTAT_INFO	0x103
95 
96 /*
97  * DRAM/JBUS performance counter register numbers for HV_NIAGARA_GETPERF
98  * and HV_NIAGARA_SETPERF
99  */
100 #define	HV_NIAGARA_JBUS_CTL		0x0
101 #define	HV_NIAGARA_JBUS_COUNT		0x1
102 #define	HV_NIAGARA_DRAM_CTL0		0x2
103 #define	HV_NIAGARA_DRAM_COUNT0		0x3
104 #define	HV_NIAGARA_DRAM_CTL1		0x4
105 #define	HV_NIAGARA_DRAM_COUNT1		0x5
106 #define	HV_NIAGARA_DRAM_CTL2		0x6
107 #define	HV_NIAGARA_DRAM_COUNT2		0x7
108 #define	HV_NIAGARA_DRAM_CTL3		0x8
109 #define	HV_NIAGARA_DRAM_COUNT3		0x9
110 
111 #ifndef _ASM
112 
113 /*
114  * Niagara MMU statistics data structure
115  */
116 
117 #define	NIAGARA_MMUSTAT_PGSZS	8
118 
119 typedef struct niagara_tsbinfo {
120 	uint64_t	tsbhit_count;
121 	uint64_t	tsbhit_time;
122 } niagara_tsbinfo_t;
123 
124 typedef struct niagara_mmustat {
125 	niagara_tsbinfo_t	kitsb[NIAGARA_MMUSTAT_PGSZS];
126 	niagara_tsbinfo_t	uitsb[NIAGARA_MMUSTAT_PGSZS];
127 	niagara_tsbinfo_t	kdtsb[NIAGARA_MMUSTAT_PGSZS];
128 	niagara_tsbinfo_t	udtsb[NIAGARA_MMUSTAT_PGSZS];
129 } niagara_mmustat_t;
130 
131 
132 /*
133  * prototypes for hypervisor interface to get/set DRAM and JBUS
134  * performance counters
135  */
136 extern uint64_t hv_niagara_setperf(uint64_t regnum, uint64_t val);
137 extern uint64_t hv_niagara_getperf(uint64_t regnum, uint64_t *val);
138 extern uint64_t hv_niagara_mmustat_conf(uint64_t buf, uint64_t *prev_buf);
139 extern uint64_t hv_niagara_mmustat_info(uint64_t *buf);
140 
141 #endif /* _ASM */
142 
143 /*
144  * Bits defined in L2 Error Status Register
145  *
146  *	(Niagara 1)
147  * +---+---+---+---+----+----+----+----+----+----+----+----+----+----+
148  * |MEU|MEC|RW |RSV|MODA|VCID|LDAC|LDAU|LDWC|LDWU|LDRC|LDRU|LDSC|LDSU|
149  * +---+---+---+---+----+----+----+----+----+----+----+----+----+----+
150  *  63  62  61  60   59 58-54  53   52   51   50   49   48   47   46
151  *
152  *	(Niagara 2)
153  * +---+---+---+----+--------+----+----+----+----+----+----+----+----+
154  * |MEU|MEC|RW |MODA|  VCID  |LDAC|LDAU|LDWC|LDWU|LDRC|LDRU|LDSC|LDSU|
155  * +---+---+---+----+--------+----+----+----+----+----+----+----+----+
156  *  63  62  61  60     59-54   53   52   51   50   49   48   47   46
157  *
158  *      (Niagara 1)
159  * +---+---+---+---+---+---+---+---+---+---+---+-------+------+
160  * |LTC|LRU|LVU|DAC|DAU|DRC|DRU|DSC|DSU|VEC|VEU| RSVD1 | SYND |
161  * +---+---+---+---+---+---+---+---+---+---+---+-------+------+
162  *  45  44  43  42  41  40  39  38  37  36  35   34-32   31-0
163  *
164  *      (Niagara 2)
165  * +---+---+---+---+---+---+---+---+---+---+---+---+----+-----+
166  * |LTC|LRU|LVU|DAC|DAU|DRC|DRU|DSC|DSU|VEC|VEU|LVC|RSVD| SYND|
167  * +---+---+---+---+---+---+---+---+---+---+---+---+----+-----+
168  *  45  44  43  42  41  40  39  38  37  36  35  34  33-28 27-0
169  *
170  * Note that relative to error status bits, Niagara-1 is a strict subset of
171  * Niagara-2.
172  */
173 
174 #define	NI_L2AFSR_MEU 	0x8000000000000000ULL
175 #define	NI_L2AFSR_MEC	0x4000000000000000ULL
176 #define	NI_L2AFSR_RW 	0x2000000000000000ULL
177 #define	NI2_L2AFSR_MODA	0x1000000000000000ULL
178 #define	NI1_L2AFSR_MODA	0x0800000000000000ULL
179 #define	NI_L2AFSR_VCID	0x07C0000000000000ULL
180 #define	NI_L2AFSR_LDAC	0x0020000000000000ULL
181 #define	NI_L2AFSR_LDAU	0x0010000000000000ULL
182 #define	NI_L2AFSR_LDWC	0x0008000000000000ULL
183 #define	NI_L2AFSR_LDWU	0x0004000000000000ULL
184 #define	NI_L2AFSR_LDRC	0x0002000000000000ULL
185 #define	NI_L2AFSR_LDRU	0x0001000000000000ULL
186 #define	NI_L2AFSR_LDSC	0x0000800000000000ULL
187 #define	NI_L2AFSR_LDSU	0x0000400000000000ULL
188 #define	NI_L2AFSR_LTC	0x0000200000000000ULL
189 #define	NI_L2AFSR_LRU	0x0000100000000000ULL
190 #define	NI_L2AFSR_LVU	0x0000080000000000ULL
191 #define	NI_L2AFSR_DAC	0x0000040000000000ULL
192 #define	NI_L2AFSR_DAU	0x0000020000000000ULL
193 #define	NI_L2AFSR_DRC	0x0000010000000000ULL
194 #define	NI_L2AFSR_DRU	0x0000008000000000ULL
195 #define	NI_L2AFSR_DSC	0x0000004000000000ULL
196 #define	NI_L2AFSR_DSU	0x0000002000000000ULL
197 #define	NI_L2AFSR_VEC	0x0000001000000000ULL
198 #define	NI_L2AFSR_VEU	0x0000000800000000ULL
199 #define	NI_L2AFSR_LVC	0x0000000400000000ULL
200 #define	NI1_L2AFSR_SYND	0x00000000FFFFFFFFULL
201 #define	NI2_L2AFSR_SYND	0x000000000FFFFFFFULL
202 
203 /*
204  * These L2 bit masks are used to determine if another bit of higher priority
205  * is set.  This tells us whether the reported syndrome and address are valid
206  * for this ereport. If the error in hand is Pn, use Pn-1 to bitwise & with
207  * the l2-afsr value.  If result is 0, then this ereport's afsr is valid.
208  */
209 #define	NI_L2AFSR_P01	(NI_L2AFSR_LVU)
210 #define	NI_L2AFSR_P02	(NI_L2AFSR_P01 | NI_L2AFSR_LRU)
211 #define	NI_L2AFSR_P03	(NI_L2AFSR_P02 | NI_L2AFSR_LDAU | NI_L2AFSR_LDSU)
212 #define	NI_L2AFSR_P04	(NI_L2AFSR_P03 | NI_L2AFSR_LDWU)
213 #define	NI_L2AFSR_P05	(NI_L2AFSR_P04 | NI_L2AFSR_LDRU)
214 #define	NI_L2AFSR_P06	(NI_L2AFSR_P05 | NI_L2AFSR_DAU | NI_L2AFSR_DRU)
215 #define	NI_L2AFSR_P07   (NI_L2AFSR_P06 | NI_L2AFSR_LVC)
216 #define	NI_L2AFSR_P08	(NI_L2AFSR_P07 | NI_L2AFSR_LTC)
217 #define	NI_L2AFSR_P09	(NI_L2AFSR_P08 | NI_L2AFSR_LDAC | NI_L2AFSR_LDSC)
218 #define	NI_L2AFSR_P10	(NI_L2AFSR_P09 | NI_L2AFSR_LDWC)
219 #define	NI_L2AFSR_P11	(NI_L2AFSR_P10 | NI_L2AFSR_LDRC)
220 #define	NI_L2AFSR_P12	(NI_L2AFSR_P11 | NI_L2AFSR_DAC | NI_L2AFSR_DRC)
221 
222 /*
223  * Bits defined in DRAM Error Status Register (Niagara-2)
224  * Niagara-1 is strict subset
225  *
226  * +---+---+---+---+---+---+---+---+---+---+----------+------+
227  * |MEU|MEC|DAC|DAU|DSC|DSU|DBU|MEB|FBU|FBR| RESERVED | SYND |
228  * +---+---+---+---+---+---+---+---+---+---+----------+------+
229  *  63  62  61  60  59  58  57  56  55  54    53-16     15-0
230  *
231  */
232 #define	NI_DMAFSR_MEU 	0x8000000000000000ULL
233 #define	NI_DMAFSR_MEC	0x4000000000000000ULL
234 #define	NI_DMAFSR_DAC 	0x2000000000000000ULL
235 #define	NI_DMAFSR_DAU	0x1000000000000000ULL
236 #define	NI_DMAFSR_DSC	0x0800000000000000ULL
237 #define	NI_DMAFSR_DSU	0x0400000000000000ULL
238 #define	NI_DMAFSR_DBU	0x0200000000000000ULL
239 #define	NI_DMAFSR_MEB	0x0100000000000000ULL
240 #define	NI_DMAFSR_FBU	0x0080000000000000ULL
241 #define	NI_DMAFSR_FBR	0x0040000000000000ULL
242 #define	NI_DMAFSR_SYND	0x000000000000FFFFULL
243 
244 /* Bit mask for DRAM priority determination */
245 #define	NI_DMAFSR_P01	(NI_DMAFSR_DSU | NI_DMAFSR_DAU | NI_DMAFSR_FBU)
246 
247 /*
248  * The following is the syndrome value placed in memory
249  * when an uncorrectable error is written back from L2 cache.
250  */
251 #define	NI_DRAM_POISON_SYND_FROM_LDWU		0x1118
252 #define	N2_DRAM_POISON_SYND_FROM_LDWU		0x8221
253 
254 /*
255  * This L2 poison syndrome is placed on 4 byte checkwords of L2
256  * when a UE is loaded or DMA'ed into L2
257  */
258 #define	NI_L2_POISON_SYND_FROM_DAU		0x3
259 #define	NI_L2_POISON_SYND_MASK			0x7F
260 #define	NI_L2_POISON_SYND_SIZE			7
261 
262 #ifdef __cplusplus
263 }
264 #endif
265 
266 #endif /* _SYS_NIAGARAREGS_H */
267