1*0Sstevel@tonic-gate /*
2*0Sstevel@tonic-gate  * CDDL HEADER START
3*0Sstevel@tonic-gate  *
4*0Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
5*0Sstevel@tonic-gate  * Common Development and Distribution License, Version 1.0 only
6*0Sstevel@tonic-gate  * (the "License").  You may not use this file except in compliance
7*0Sstevel@tonic-gate  * with the License.
8*0Sstevel@tonic-gate  *
9*0Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10*0Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
11*0Sstevel@tonic-gate  * See the License for the specific language governing permissions
12*0Sstevel@tonic-gate  * and limitations under the License.
13*0Sstevel@tonic-gate  *
14*0Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
15*0Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16*0Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
17*0Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
18*0Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
19*0Sstevel@tonic-gate  *
20*0Sstevel@tonic-gate  * CDDL HEADER END
21*0Sstevel@tonic-gate  */
22*0Sstevel@tonic-gate /*
23*0Sstevel@tonic-gate  * Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
24*0Sstevel@tonic-gate  * Use is subject to license terms.
25*0Sstevel@tonic-gate  */
26*0Sstevel@tonic-gate 
27*0Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"
28*0Sstevel@tonic-gate 
29*0Sstevel@tonic-gate #include <sys/cpu_module.h>
30*0Sstevel@tonic-gate #include <vm/page.h>
31*0Sstevel@tonic-gate #include <vm/seg_map.h>
32*0Sstevel@tonic-gate 
33*0Sstevel@tonic-gate void
34*0Sstevel@tonic-gate cpu_fiximp(dnode_t dnode)
35*0Sstevel@tonic-gate {}
36*0Sstevel@tonic-gate 
37*0Sstevel@tonic-gate void
38*0Sstevel@tonic-gate ce_err(void)
39*0Sstevel@tonic-gate {}
40*0Sstevel@tonic-gate 
41*0Sstevel@tonic-gate void
42*0Sstevel@tonic-gate ce_err_tl1(void)
43*0Sstevel@tonic-gate {}
44*0Sstevel@tonic-gate 
45*0Sstevel@tonic-gate void
46*0Sstevel@tonic-gate async_err(void)
47*0Sstevel@tonic-gate {}
48*0Sstevel@tonic-gate 
49*0Sstevel@tonic-gate void
50*0Sstevel@tonic-gate cpu_flush_ecache(void)
51*0Sstevel@tonic-gate {}
52*0Sstevel@tonic-gate 
53*0Sstevel@tonic-gate void
54*0Sstevel@tonic-gate cpu_disable_errors(void)
55*0Sstevel@tonic-gate {}
56*0Sstevel@tonic-gate 
57*0Sstevel@tonic-gate /* It could be removed later if prom enables error handling */
58*0Sstevel@tonic-gate void
59*0Sstevel@tonic-gate cpu_enable_errors(void)
60*0Sstevel@tonic-gate {}
61*0Sstevel@tonic-gate 
62*0Sstevel@tonic-gate /*ARGSUSED*/
63*0Sstevel@tonic-gate void
64*0Sstevel@tonic-gate cpu_faulted_enter(struct cpu *cp)
65*0Sstevel@tonic-gate {}
66*0Sstevel@tonic-gate 
67*0Sstevel@tonic-gate /*ARGSUSED*/
68*0Sstevel@tonic-gate void
69*0Sstevel@tonic-gate cpu_faulted_exit(struct cpu *cp)
70*0Sstevel@tonic-gate {}
71*0Sstevel@tonic-gate 
72*0Sstevel@tonic-gate /*ARGSUSED*/
73*0Sstevel@tonic-gate void
74*0Sstevel@tonic-gate cpu_ce_count_unum(struct async_flt *ecc, int len, char *unum)
75*0Sstevel@tonic-gate {}
76*0Sstevel@tonic-gate 
77*0Sstevel@tonic-gate /*ARGSUSED*/
78*0Sstevel@tonic-gate void
79*0Sstevel@tonic-gate cpu_ce_scrub_mem_err(struct async_flt *ecc, boolean_t triedcpulogout)
80*0Sstevel@tonic-gate {}
81*0Sstevel@tonic-gate 
82*0Sstevel@tonic-gate /*ARGSUSED*/
83*0Sstevel@tonic-gate void
84*0Sstevel@tonic-gate cpu_ce_log_err(struct async_flt *ecc, errorq_elem_t *eqep)
85*0Sstevel@tonic-gate {}
86*0Sstevel@tonic-gate 
87*0Sstevel@tonic-gate /*ARGSUSED*/
88*0Sstevel@tonic-gate void
89*0Sstevel@tonic-gate cpu_ue_log_err(struct async_flt *ecc)
90*0Sstevel@tonic-gate {}
91*0Sstevel@tonic-gate 
92*0Sstevel@tonic-gate /*ARGSUSED*/
93*0Sstevel@tonic-gate int
94*0Sstevel@tonic-gate ce_scrub_xdiag_recirc(struct async_flt *aflt, errorq_t *eqp,
95*0Sstevel@tonic-gate     errorq_elem_t *eqep, size_t afltoffset)
96*0Sstevel@tonic-gate { return (0); }
97*0Sstevel@tonic-gate 
98*0Sstevel@tonic-gate /*ARGSUSED*/
99*0Sstevel@tonic-gate char *
100*0Sstevel@tonic-gate flt_to_error_type(struct async_flt *aflt)
101*0Sstevel@tonic-gate { return (NULL); }
102*0Sstevel@tonic-gate 
103*0Sstevel@tonic-gate int
104*0Sstevel@tonic-gate cpu_aflt_size(void)
105*0Sstevel@tonic-gate { return (0); }
106*0Sstevel@tonic-gate 
107*0Sstevel@tonic-gate void
108*0Sstevel@tonic-gate cpu_async_panic_callb(void)
109*0Sstevel@tonic-gate {}
110*0Sstevel@tonic-gate 
111*0Sstevel@tonic-gate /*ARGSUSED*/
112*0Sstevel@tonic-gate void
113*0Sstevel@tonic-gate cpu_check_allcpus(struct async_flt *aflt)
114*0Sstevel@tonic-gate {}
115*0Sstevel@tonic-gate 
116*0Sstevel@tonic-gate /*ARGSUSED*/
117*0Sstevel@tonic-gate int
118*0Sstevel@tonic-gate cpu_get_mem_unum(int synd_stat, ushort_t synd, uint64_t afsr, uint64_t afar,
119*0Sstevel@tonic-gate     int cpuid, int flt_in_memory, ushort_t flt_status, char *buf,
120*0Sstevel@tonic-gate     int buflen, int *lenp)
121*0Sstevel@tonic-gate { return (ENOTSUP); }
122*0Sstevel@tonic-gate 
123*0Sstevel@tonic-gate /*ARGSUSED*/
124*0Sstevel@tonic-gate int
125*0Sstevel@tonic-gate cpu_get_mem_unum_aflt(int synd_stat, struct async_flt *aflt,
126*0Sstevel@tonic-gate     char *buf, int buflen, int *lenp)
127*0Sstevel@tonic-gate { return (ENOTSUP); }
128*0Sstevel@tonic-gate 
129*0Sstevel@tonic-gate /*ARGSUSED*/
130*0Sstevel@tonic-gate int
131*0Sstevel@tonic-gate cpu_get_cpu_unum(int cpuid, char *buf, int buflen, int *lenp)
132*0Sstevel@tonic-gate { return (ENOTSUP); }
133*0Sstevel@tonic-gate 
134*0Sstevel@tonic-gate /*ARGSUSED*/
135*0Sstevel@tonic-gate int
136*0Sstevel@tonic-gate cpu_get_mem_name(uint64_t synd, uint64_t *afsr, uint64_t afar,
137*0Sstevel@tonic-gate     char *buf, int buflen, int *lenp)
138*0Sstevel@tonic-gate { return (ENOTSUP); }
139*0Sstevel@tonic-gate 
140*0Sstevel@tonic-gate /*ARGSUSED*/
141*0Sstevel@tonic-gate size_t
142*0Sstevel@tonic-gate cpu_get_name_bufsize()
143*0Sstevel@tonic-gate { return (0); }
144*0Sstevel@tonic-gate 
145*0Sstevel@tonic-gate /*ARGSUSED*/
146*0Sstevel@tonic-gate int
147*0Sstevel@tonic-gate cpu_get_mem_info(uint64_t synd, uint64_t afar,
148*0Sstevel@tonic-gate     uint64_t *mem_sizep, uint64_t *seg_sizep, uint64_t *bank_sizep,
149*0Sstevel@tonic-gate     int *segsp, int *banksp, int *mcidp)
150*0Sstevel@tonic-gate { return (ENOTSUP); }
151*0Sstevel@tonic-gate 
152*0Sstevel@tonic-gate /*ARGSUSED*/
153*0Sstevel@tonic-gate void
154*0Sstevel@tonic-gate cpu_ereport_post(struct async_flt *aflt)
155*0Sstevel@tonic-gate {}
156*0Sstevel@tonic-gate 
157*0Sstevel@tonic-gate /*ARGSUSED*/
158*0Sstevel@tonic-gate void
159*0Sstevel@tonic-gate cpu_run_bus_error_handlers(struct async_flt *aflt, int expected)
160*0Sstevel@tonic-gate {}
161*0Sstevel@tonic-gate 
162*0Sstevel@tonic-gate void
163*0Sstevel@tonic-gate cpu_errorq_dispatch(char *error_class, void *payload, size_t payload_sz,
164*0Sstevel@tonic-gate     errorq_t *eqp, uint_t flag)
165*0Sstevel@tonic-gate {}
166*0Sstevel@tonic-gate 
167*0Sstevel@tonic-gate void
168*0Sstevel@tonic-gate clr_datapath(void)
169*0Sstevel@tonic-gate {}
170*0Sstevel@tonic-gate 
171*0Sstevel@tonic-gate /*ARGSUSED*/
172*0Sstevel@tonic-gate void
173*0Sstevel@tonic-gate read_ecc_data(struct async_flt *ecc, short verbose, short ce_err)
174*0Sstevel@tonic-gate {}
175*0Sstevel@tonic-gate 
176*0Sstevel@tonic-gate /*ARGSUSED*/
177*0Sstevel@tonic-gate void
178*0Sstevel@tonic-gate itlb_rd_entry(uint_t entry, tte_t *tte, uint64_t *va_tag)
179*0Sstevel@tonic-gate {}
180*0Sstevel@tonic-gate 
181*0Sstevel@tonic-gate /*ARGSUSED*/
182*0Sstevel@tonic-gate void
183*0Sstevel@tonic-gate dtlb_rd_entry(uint_t entry, tte_t *tte, uint64_t *va_tag)
184*0Sstevel@tonic-gate {}
185*0Sstevel@tonic-gate 
186*0Sstevel@tonic-gate /*
187*0Sstevel@tonic-gate  * tick operations
188*0Sstevel@tonic-gate  */
189*0Sstevel@tonic-gate 
190*0Sstevel@tonic-gate void
191*0Sstevel@tonic-gate cpu_clearticknpt(void)
192*0Sstevel@tonic-gate { }
193*0Sstevel@tonic-gate 
194*0Sstevel@tonic-gate /*
195*0Sstevel@tonic-gate  * Ecache scrub operations
196*0Sstevel@tonic-gate  */
197*0Sstevel@tonic-gate void
198*0Sstevel@tonic-gate cpu_init_cache_scrub(void)
199*0Sstevel@tonic-gate {}
200*0Sstevel@tonic-gate 
201*0Sstevel@tonic-gate /*ARGSUSED*/
202*0Sstevel@tonic-gate void
203*0Sstevel@tonic-gate cpu_busy_ecache_scrub(struct cpu *cp)
204*0Sstevel@tonic-gate {}
205*0Sstevel@tonic-gate 
206*0Sstevel@tonic-gate /*ARGSUSED*/
207*0Sstevel@tonic-gate void
208*0Sstevel@tonic-gate cpu_idle_ecache_scrub(struct cpu *cp)
209*0Sstevel@tonic-gate {}
210*0Sstevel@tonic-gate 
211*0Sstevel@tonic-gate /* ARGSUSED */
212*0Sstevel@tonic-gate void
213*0Sstevel@tonic-gate cpu_check_ce(int flag, uint64_t pa, caddr_t va, uint_t bpp)
214*0Sstevel@tonic-gate {}
215*0Sstevel@tonic-gate 
216*0Sstevel@tonic-gate /* ARGSUSED */
217*0Sstevel@tonic-gate void
218*0Sstevel@tonic-gate prefetch_page_w(void *pp)
219*0Sstevel@tonic-gate {
220*0Sstevel@tonic-gate #define	ECACHE_SUBBLOCKS_PER_PAGE	2
221*0Sstevel@tonic-gate #define	ECACHE_SUBBLOCK_SIZE_BYTES	64
222*0Sstevel@tonic-gate #define	ECACHE_PAGE_BYTE_MAX	\
223*0Sstevel@tonic-gate 	(ECACHE_SUBBLOCKS_PER_PAGE*ECACHE_SUBBLOCK_SIZE_BYTES+1)
224*0Sstevel@tonic-gate 
225*0Sstevel@tonic-gate 	/*
226*0Sstevel@tonic-gate 	 * The following line is intended to cause an error
227*0Sstevel@tonic-gate 	 * whenever the sun4u page_t grows beyond 128
228*0Sstevel@tonic-gate 	 * bytes.
229*0Sstevel@tonic-gate 	 *
230*0Sstevel@tonic-gate 	 * If you get an error here, you'll need to change
231*0Sstevel@tonic-gate 	 * the 'prefetch_page_w' assembly language code
232*0Sstevel@tonic-gate 	 * (see also prefetch_page_w prologue comment)
233*0Sstevel@tonic-gate 	 */
234*0Sstevel@tonic-gate 	/*LINTED*/
235*0Sstevel@tonic-gate 	volatile int garbage[ECACHE_PAGE_BYTE_MAX - sizeof (page_t)];
236*0Sstevel@tonic-gate }
237*0Sstevel@tonic-gate 
238*0Sstevel@tonic-gate /* ARGSUSED */
239*0Sstevel@tonic-gate void
240*0Sstevel@tonic-gate prefetch_page_r(void *pp)
241*0Sstevel@tonic-gate {
242*0Sstevel@tonic-gate #define	ECACHE_SUBBLOCKS_PER_PAGE	2
243*0Sstevel@tonic-gate #define	ECACHE_SUBBLOCK_SIZE_BYTES	64
244*0Sstevel@tonic-gate #define	ECACHE_PAGE_BYTE_MAX	\
245*0Sstevel@tonic-gate 	(ECACHE_SUBBLOCKS_PER_PAGE*ECACHE_SUBBLOCK_SIZE_BYTES+1)
246*0Sstevel@tonic-gate 
247*0Sstevel@tonic-gate 	/*
248*0Sstevel@tonic-gate 	 * The following line is intended to cause an error
249*0Sstevel@tonic-gate 	 * whenever the sun4u page_t grows beyond 128
250*0Sstevel@tonic-gate 	 * bytes.
251*0Sstevel@tonic-gate 	 *
252*0Sstevel@tonic-gate 	 * If you get an error here, you'll need to change
253*0Sstevel@tonic-gate 	 * the 'prefetch_page_r' assembly language code
254*0Sstevel@tonic-gate 	 * (see also prefetch_page_w prologue comment)
255*0Sstevel@tonic-gate 	 */
256*0Sstevel@tonic-gate 	/*LINTED*/
257*0Sstevel@tonic-gate 	volatile int garbage[ECACHE_PAGE_BYTE_MAX - sizeof (page_t)];
258*0Sstevel@tonic-gate }
259*0Sstevel@tonic-gate 
260*0Sstevel@tonic-gate 
261*0Sstevel@tonic-gate #ifdef	SEGKPM_SUPPORT
262*0Sstevel@tonic-gate #define	SMAP_SIZE	80
263*0Sstevel@tonic-gate #else
264*0Sstevel@tonic-gate #define	SMAP_SIZE	56
265*0Sstevel@tonic-gate #endif
266*0Sstevel@tonic-gate 
267*0Sstevel@tonic-gate /* ARGSUSED */
268*0Sstevel@tonic-gate void
269*0Sstevel@tonic-gate prefetch_smap_w(void *smp)
270*0Sstevel@tonic-gate {
271*0Sstevel@tonic-gate 
272*0Sstevel@tonic-gate 	/*
273*0Sstevel@tonic-gate 	 * The following lines are intended to cause an error
274*0Sstevel@tonic-gate 	 * whenever the smap object size changes from the current
275*0Sstevel@tonic-gate 	 * size of 48 bytes.  If you get an error here, you'll
276*0Sstevel@tonic-gate 	 * need to update the code in the 'prefetch_smap_w' assembly
277*0Sstevel@tonic-gate 	 * language code.
278*0Sstevel@tonic-gate 	 */
279*0Sstevel@tonic-gate 	/*LINTED*/
280*0Sstevel@tonic-gate 	volatile int smap_size_changed [SMAP_SIZE - sizeof (struct smap) + 1];
281*0Sstevel@tonic-gate 	volatile int smap_size_changed2 [sizeof (struct smap) - SMAP_SIZE + 1];
282*0Sstevel@tonic-gate }
283*0Sstevel@tonic-gate 
284*0Sstevel@tonic-gate void
285*0Sstevel@tonic-gate kdi_flush_caches(void)
286*0Sstevel@tonic-gate {}
287*0Sstevel@tonic-gate 
288*0Sstevel@tonic-gate /*ARGSUSED*/
289*0Sstevel@tonic-gate void
290*0Sstevel@tonic-gate mmu_init_kernel_pgsz(struct hat *hat)
291*0Sstevel@tonic-gate {
292*0Sstevel@tonic-gate }
293*0Sstevel@tonic-gate 
294*0Sstevel@tonic-gate size_t
295*0Sstevel@tonic-gate mmu_get_kernel_lpsize(size_t value)
296*0Sstevel@tonic-gate {
297*0Sstevel@tonic-gate 	return (value);
298*0Sstevel@tonic-gate }
299