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 * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
23 * Copyright 2016 Nexenta Systems, Inc.
24 * Copyright (c) 2017 by Delphix. All rights reserved.
25 */
26 /*
27 * Copyright (c) 2010, Intel Corporation.
28 * All rights reserved.
29 */
30
31 /*
32 * PSMI 1.1 extensions are supported only in 2.6 and later versions.
33 * PSMI 1.2 extensions are supported only in 2.7 and later versions.
34 * PSMI 1.3 and 1.4 extensions are supported in Solaris 10.
35 * PSMI 1.5 extensions are supported in Solaris Nevada.
36 * PSMI 1.6 extensions are supported in Solaris Nevada.
37 * PSMI 1.7 extensions are supported in Solaris Nevada.
38 */
39 #define PSMI_1_7
40
41 #include <sys/processor.h>
42 #include <sys/time.h>
43 #include <sys/psm.h>
44 #include <sys/smp_impldefs.h>
313 * Auto-configuration routines
314 */
315
316 /*
317 * Look at MPSpec 1.4 (Intel Order # 242016-005) for details of what we do here
318 * May work with 1.1 - but not guaranteed.
319 * According to the MP Spec, the MP floating pointer structure
320 * will be searched in the order described below:
321 * 1. In the first kilobyte of Extended BIOS Data Area (EBDA)
322 * 2. Within the last kilobyte of system base memory
323 * 3. In the BIOS ROM address space between 0F0000h and 0FFFFh
324 * Once we find the right signature with proper checksum, we call
325 * either handle_defconf or parse_mpct to get all info necessary for
326 * subsequent operations.
327 */
328 int
329 apic_probe_common(char *modname)
330 {
331 uint32_t mpct_addr, ebda_start = 0, base_mem_end;
332 caddr_t biosdatap;
333 caddr_t mpct = 0;
334 caddr_t fptr;
335 int i, mpct_size, mapsize, retval = PSM_FAILURE;
336 ushort_t ebda_seg, base_mem_size;
337 struct apic_mpfps_hdr *fpsp;
338 struct apic_mp_cnf_hdr *hdrp;
339 int bypass_cpu_and_ioapics_in_mptables;
340 int acpi_user_options;
341
342 if (apic_forceload < 0)
343 return (retval);
344
345 /*
346 * Remember who we are
347 */
348 psm_name = modname;
349
350 /* Allow override for MADT-only mode */
351 acpi_user_options = ddi_prop_get_int(DDI_DEV_T_ANY, ddi_root_node(), 0,
352 "acpi-user-options", 0);
353 apic_use_acpi_madt_only = ((acpi_user_options & ACPI_OUSER_MADT) != 0);
354
355 /* Allow apic_use_acpi to override MADT-only mode */
|
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 * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
23 * Copyright 2016 Nexenta Systems, Inc.
24 * Copyright (c) 2017 by Delphix. All rights reserved.
25 * Copyright 2017 Joyent, Inc.
26 */
27 /*
28 * Copyright (c) 2010, Intel Corporation.
29 * All rights reserved.
30 */
31
32 /*
33 * PSMI 1.1 extensions are supported only in 2.6 and later versions.
34 * PSMI 1.2 extensions are supported only in 2.7 and later versions.
35 * PSMI 1.3 and 1.4 extensions are supported in Solaris 10.
36 * PSMI 1.5 extensions are supported in Solaris Nevada.
37 * PSMI 1.6 extensions are supported in Solaris Nevada.
38 * PSMI 1.7 extensions are supported in Solaris Nevada.
39 */
40 #define PSMI_1_7
41
42 #include <sys/processor.h>
43 #include <sys/time.h>
44 #include <sys/psm.h>
45 #include <sys/smp_impldefs.h>
314 * Auto-configuration routines
315 */
316
317 /*
318 * Look at MPSpec 1.4 (Intel Order # 242016-005) for details of what we do here
319 * May work with 1.1 - but not guaranteed.
320 * According to the MP Spec, the MP floating pointer structure
321 * will be searched in the order described below:
322 * 1. In the first kilobyte of Extended BIOS Data Area (EBDA)
323 * 2. Within the last kilobyte of system base memory
324 * 3. In the BIOS ROM address space between 0F0000h and 0FFFFh
325 * Once we find the right signature with proper checksum, we call
326 * either handle_defconf or parse_mpct to get all info necessary for
327 * subsequent operations.
328 */
329 int
330 apic_probe_common(char *modname)
331 {
332 uint32_t mpct_addr, ebda_start = 0, base_mem_end;
333 caddr_t biosdatap;
334 caddr_t mpct = NULL;
335 caddr_t fptr;
336 int i, mpct_size = 0, mapsize, retval = PSM_FAILURE;
337 ushort_t ebda_seg, base_mem_size;
338 struct apic_mpfps_hdr *fpsp;
339 struct apic_mp_cnf_hdr *hdrp;
340 int bypass_cpu_and_ioapics_in_mptables;
341 int acpi_user_options;
342
343 if (apic_forceload < 0)
344 return (retval);
345
346 /*
347 * Remember who we are
348 */
349 psm_name = modname;
350
351 /* Allow override for MADT-only mode */
352 acpi_user_options = ddi_prop_get_int(DDI_DEV_T_ANY, ddi_root_node(), 0,
353 "acpi-user-options", 0);
354 apic_use_acpi_madt_only = ((acpi_user_options & ACPI_OUSER_MADT) != 0);
355
356 /* Allow apic_use_acpi to override MADT-only mode */
|