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1 | /* |
2 | * ========== Copyright Header Begin ========================================== | |
3 | * | |
4 | * Hypervisor Software File: prom_cpuctl.c | |
5 | * | |
6 | * Copyright (c) 2006 Sun Microsystems, Inc. All Rights Reserved. | |
7 | * | |
8 | * - Do no alter or remove copyright notices | |
9 | * | |
10 | * - Redistribution and use of this software in source and binary forms, with | |
11 | * or without modification, are permitted provided that the following | |
12 | * conditions are met: | |
13 | * | |
14 | * - Redistribution of source code must retain the above copyright notice, | |
15 | * this list of conditions and the following disclaimer. | |
16 | * | |
17 | * - Redistribution in binary form must reproduce the above copyright notice, | |
18 | * this list of conditions and the following disclaimer in the | |
19 | * documentation and/or other materials provided with the distribution. | |
20 | * | |
21 | * Neither the name of Sun Microsystems, Inc. or the names of contributors | |
22 | * may be used to endorse or promote products derived from this software | |
23 | * without specific prior written permission. | |
24 | * | |
25 | * This software is provided "AS IS," without a warranty of any kind. | |
26 | * ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES, | |
27 | * INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A | |
28 | * PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN | |
29 | * MICROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL NOT BE LIABLE FOR | |
30 | * ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR | |
31 | * DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL SUN | |
32 | * OR ITS LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT OR DATA, OR | |
33 | * FOR DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR PUNITIVE | |
34 | * DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY OF LIABILITY, | |
35 | * ARISING OUT OF THE USE OF OR INABILITY TO USE THIS SOFTWARE, EVEN IF | |
36 | * SUN HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. | |
37 | * | |
38 | * You acknowledge that this software is not designed, licensed or | |
39 | * intended for use in the design, construction, operation or maintenance of | |
40 | * any nuclear facility. | |
41 | * | |
42 | * ========== Copyright Header End ============================================ | |
43 | */ | |
44 | /* | |
45 | * Copyright (c) 2000-2003 Sun Microsystems, Inc. | |
46 | * All rights reserved. | |
47 | * Use is subject to license terms. | |
48 | */ | |
49 | ||
50 | #pragma ident "@(#)prom_cpuctl.c 1.1 00/07/22 SMI" | |
51 | ||
52 | #include <sys/promif.h> | |
53 | #include <sys/promimpl.h> | |
54 | ||
55 | int | |
56 | prom_idle_self(void) | |
57 | { | |
58 | cell_t ci[3]; | |
59 | ||
60 | ci[0] = p1275_ptr2cell("SUNW,idle-self"); /* Service name */ | |
61 | ci[1] = (cell_t)0; /* #argument cells */ | |
62 | ci[2] = (cell_t)0; /* #result cells */ | |
63 | (void) p1275_cif_handler(&ci); | |
64 | return (0); | |
65 | } | |
66 | ||
67 | int | |
68 | prom_resumecpu(dnode_t node) | |
69 | { | |
70 | cell_t ci[4]; | |
71 | ||
72 | ci[0] = p1275_ptr2cell("SUNW,resume-cpu"); /* Service name */ | |
73 | ci[1] = (cell_t)1; /* #argument cells */ | |
74 | ci[2] = (cell_t)0; /* #result cells */ | |
75 | ci[3] = p1275_dnode2cell(node); /* Arg1: nodeid to start */ | |
76 | ||
77 | (void) p1275_cif_handler(&ci); | |
78 | ||
79 | return (0); | |
80 | } | |
81 | ||
82 | int | |
83 | prom_stop_self(void) | |
84 | { | |
85 | cell_t ci[3]; | |
86 | ||
87 | ci[0] = p1275_ptr2cell("SUNW,stop-self"); /* Service name */ | |
88 | ci[1] = (cell_t)0; /* #argument cells */ | |
89 | ci[2] = (cell_t)0; /* #result cells */ | |
90 | (void) p1275_cif_handler(&ci); | |
91 | return (0); | |
92 | } | |
93 | ||
94 | int | |
95 | prom_startcpu(dnode_t node, caddr_t pc, int32_t arg) | |
96 | { | |
97 | cell_t ci[6]; | |
98 | ||
99 | ci[0] = p1275_ptr2cell("SUNW,start-cpu"); /* Service name */ | |
100 | ci[1] = (cell_t)3; /* #argument cells */ | |
101 | ci[2] = (cell_t)0; /* #result cells */ | |
102 | ci[3] = p1275_dnode2cell(node); /* Arg1: nodeid to start */ | |
103 | ci[4] = p1275_ptr2cell(pc); /* Arg2: pc */ | |
104 | ci[5] = p1275_int2cell(arg); /* Arg3: cpuid */ | |
105 | ||
106 | (void) p1275_cif_handler(&ci); | |
107 | ||
108 | return (0); | |
109 | } |