2 * Copyright (c) 2001 Doug Rabson
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 #include <sys/cdefs.h>
28 __FBSDID("$FreeBSD$");
30 #include <sys/param.h>
31 #include <sys/systm.h>
33 #include <sys/kernel.h>
34 #include <sys/malloc.h>
36 #include <vm/vm_kern.h>
37 #include <machine/efi.h>
38 #include <machine/intr.h>
39 #include <machine/md_var.h>
40 #include <machine/sal.h>
41 #include <machine/smp.h>
45 static struct ia64_fdesc sal_fdesc;
46 static sal_entry_t fake_sal;
48 extern u_int64_t ia64_pal_entry;
49 sal_entry_t *ia64_sal_entry = fake_sal;
51 static struct uuid sal_table = EFI_TABLE_SAL;
52 static struct sal_system_table *sal_systbl;
54 static struct ia64_sal_result
55 fake_sal(u_int64_t a1, u_int64_t a2, u_int64_t a3, u_int64_t a4,
56 u_int64_t a5, u_int64_t a6, u_int64_t a7, u_int64_t a8)
58 struct ia64_sal_result res;
60 res.sal_result[0] = 0;
61 res.sal_result[1] = 0;
62 res.sal_result[2] = 0;
69 static int sizes[6] = {
70 48, 32, 16, 32, 16, 16
75 sal_systbl = efi_get_table(&sal_table);
76 if (sal_systbl == NULL)
79 if (bcmp(sal_systbl->sal_signature, SAL_SIGNATURE, 4)) {
80 printf("Bad signature for SAL System Table\n");
84 p = (u_int8_t *) (sal_systbl + 1);
85 for (i = 0; i < sal_systbl->sal_entry_count; i++) {
88 struct sal_entrypoint_descriptor *dp;
90 dp = (struct sal_entrypoint_descriptor*)p;
91 ia64_pal_entry = IA64_PHYS_TO_RR7(dp->sale_pal_proc);
93 printf("PAL Proc at 0x%lx\n", ia64_pal_entry);
94 sal_fdesc.func = IA64_PHYS_TO_RR7(dp->sale_sal_proc);
95 sal_fdesc.gp = IA64_PHYS_TO_RR7(dp->sale_sal_gp);
97 printf("SAL Proc at 0x%lx, GP at 0x%lx\n",
98 sal_fdesc.func, sal_fdesc.gp);
99 ia64_sal_entry = (sal_entry_t *) &sal_fdesc;
103 struct sal_ap_wakeup_descriptor *dp;
105 dp = (struct sal_ap_wakeup_descriptor*)p;
106 if (dp->sale_mechanism != 0) {
107 printf("SAL: unsupported AP wake-up mechanism "
108 "(%d)\n", dp->sale_mechanism);
112 /* Reserve the XIV so that we won't use it. */
113 error = ia64_xiv_reserve(dp->sale_vector,
114 IA64_XIV_PLAT, NULL);
116 printf("SAL: invalid AP wake-up XIV (%#lx)\n",
121 ia64_ipi_wakeup = dp->sale_vector;
123 printf("SAL: AP wake-up XIV: %#x\n",