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 (c) 2000 by Sun Microsystems, Inc.
24*0Sstevel@tonic-gate * All rights reserved.
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 /*
30*0Sstevel@tonic-gate * Embedded Fcode Interpreter "get-fcode" client interfaces.
31*0Sstevel@tonic-gate */
32*0Sstevel@tonic-gate
33*0Sstevel@tonic-gate #include <sys/promif.h>
34*0Sstevel@tonic-gate #include <sys/promimpl.h>
35*0Sstevel@tonic-gate
36*0Sstevel@tonic-gate /*
37*0Sstevel@tonic-gate * Get Fcode size, test if OBP supports this interface.
38*0Sstevel@tonic-gate */
39*0Sstevel@tonic-gate int
prom_get_fcode_size(char * str)40*0Sstevel@tonic-gate prom_get_fcode_size(char *str)
41*0Sstevel@tonic-gate {
42*0Sstevel@tonic-gate cell_t ci[5];
43*0Sstevel@tonic-gate int rv;
44*0Sstevel@tonic-gate
45*0Sstevel@tonic-gate if (prom_test("SUNW,get-fcode-size") != 0) {
46*0Sstevel@tonic-gate return (0);
47*0Sstevel@tonic-gate }
48*0Sstevel@tonic-gate
49*0Sstevel@tonic-gate ci[0] = p1275_ptr2cell("SUNW,get-fcode-size");
50*0Sstevel@tonic-gate ci[1] = (cell_t)1; /* 1 input arg: str */
51*0Sstevel@tonic-gate ci[2] = (cell_t)1; /* 1 output result: len or zero */
52*0Sstevel@tonic-gate ci[3] = p1275_ptr2cell(str);
53*0Sstevel@tonic-gate ci[4] = (cell_t)0;
54*0Sstevel@tonic-gate
55*0Sstevel@tonic-gate promif_preprom();
56*0Sstevel@tonic-gate rv = p1275_cif_handler(&ci);
57*0Sstevel@tonic-gate promif_postprom();
58*0Sstevel@tonic-gate
59*0Sstevel@tonic-gate if (rv == 0)
60*0Sstevel@tonic-gate return (p1275_cell2int(ci[4]));
61*0Sstevel@tonic-gate return (0);
62*0Sstevel@tonic-gate }
63*0Sstevel@tonic-gate
64*0Sstevel@tonic-gate /*
65*0Sstevel@tonic-gate * Get Fcode into supplied buffer.
66*0Sstevel@tonic-gate */
67*0Sstevel@tonic-gate int
prom_get_fcode(char * str,char * buf)68*0Sstevel@tonic-gate prom_get_fcode(char *str, char *buf)
69*0Sstevel@tonic-gate {
70*0Sstevel@tonic-gate cell_t ci[6];
71*0Sstevel@tonic-gate int rv;
72*0Sstevel@tonic-gate
73*0Sstevel@tonic-gate if (prom_test("SUNW,get-fcode") != 0) {
74*0Sstevel@tonic-gate return (0);
75*0Sstevel@tonic-gate }
76*0Sstevel@tonic-gate
77*0Sstevel@tonic-gate ci[0] = p1275_ptr2cell("SUNW,get-fcode");
78*0Sstevel@tonic-gate ci[1] = (cell_t)2; /* 2 input args: str + buf */
79*0Sstevel@tonic-gate ci[2] = (cell_t)1; /* 1 output result: true or false */
80*0Sstevel@tonic-gate ci[3] = p1275_ptr2cell(buf); /* Arg#1: buffer to put fcode */
81*0Sstevel@tonic-gate ci[4] = p1275_ptr2cell(str); /* Arg#2: name of drop-in */
82*0Sstevel@tonic-gate ci[5] = (cell_t)0;
83*0Sstevel@tonic-gate
84*0Sstevel@tonic-gate promif_preprom();
85*0Sstevel@tonic-gate rv = p1275_cif_handler(&ci);
86*0Sstevel@tonic-gate promif_postprom();
87*0Sstevel@tonic-gate
88*0Sstevel@tonic-gate if (rv == 0)
89*0Sstevel@tonic-gate return (p1275_cell2int(ci[5]));
90*0Sstevel@tonic-gate return (0);
91*0Sstevel@tonic-gate }
92