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 2006 Sun Microsystems, Inc.  All rights reserved.
24 * Use is subject to license terms.
25 */
26
27#pragma ident	"%Z%%M%	%I%	%E% SMI"
28
29#include <sys/promif_impl.h>
30#include <sys/machsystm.h>
31#include <sys/hypervisor_api.h>
32#include <sys/lpad.h>
33
34extern int (*prom_cif_handler)(void *);
35extern int cif_cpu_mp_ready;
36
37int
38promif_set_mmfsa_traptable(void *p)
39{
40	cell_t		*ci = (cell_t *)p;
41	uint64_t	rtba;
42	caddr_t		tba;
43	uint64_t	mmfsa_ra;
44	int		rv, ret;
45
46	ASSERT(ci[1] == 2);
47
48	/*
49	 * We use the same trap table for the rtba as well.
50	 */
51	rtba = va_to_pa(p1275_cell2ptr(ci[3]));
52
53	/*
54	 * if cif_cpu_mp_ready is not set the prom is still
55	 * setting the mmfsa and trap table. Set the rtba
56	 * after the prom cif call.
57	 */
58	if (!cif_cpu_mp_ready) {
59		ret = (*prom_cif_handler)(p);
60		if ((rv = hv_cpu_set_rtba(&rtba)) != H_EOK)
61			panic("hv_cpu_set_rtba failed: %d\n", rv);
62		return (ret);
63	}
64
65	tba = p1275_cell2ptr(ci[3]);
66	mmfsa_ra = (uint64_t)p1275_cell2ptr(ci[4]);
67
68	if (tba != (caddr_t)KERNELBASE)
69		return (-1);
70
71	(void) set_tba(tba);
72
73	if ((rv = hv_mmu_fault_area_conf(&mmfsa_ra)) != H_EOK) {
74		panic("hv_mmu_fault_area_conf failed: %d\n", rv);
75	}
76
77	if ((rv = hv_cpu_set_rtba(&rtba)) != H_EOK) {
78		panic("hv_cpu_set_rtba failed: %d\n", rv);
79	}
80
81	return (0);
82}
83
84int
85promif_start_cpu(void *p)
86{
87	cell_t		*ci = (cell_t *)p;
88	int		cpuid;
89	caddr_t		pc;
90	int		arg;
91	uint64_t	rtba = 0;
92	int		rv;
93	uint64_t	*lpp;
94
95	ASSERT(ci[1] == 3);
96
97	cpuid = p1275_cell2int(ci[3]);
98	pc = p1275_cell2ptr(ci[4]);
99	arg = p1275_cell2int(ci[5]);
100
101	if (!cif_cpu_mp_ready)
102		return ((*prom_cif_handler)(p));
103
104	rtba = va_to_pa(&trap_table);
105
106	lpp = lpad_setup(cpuid, (uint64_t)pc, (uint64_t)arg);
107
108	ASSERT(lpp);
109
110	pc = (caddr_t)lpp;
111
112	rv = hv_cpu_start(cpuid, va_to_pa(pc), rtba, cpuid);
113
114	if (rv != H_EOK) {
115		panic("promif_start_cpu: failed to start cpu %d (%d)\n",
116		    cpuid, rv);
117	}
118
119	ci[6] = p1275_int2cell(rv);
120
121	return (0);
122}
123