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      1 /* $NetBSD: compat_60_cpu_ucode.c,v 1.1 2018/03/18 00:17:18 christos Exp $ */
      2 /*
      3  * Copyright (c) 2012 The NetBSD Foundation, Inc.
      4  * All rights reserved.
      5  *
      6  * This code is derived from software contributed to The NetBSD Foundation
      7  * by Christoph Egger.
      8  *
      9  * Redistribution and use in source and binary forms, with or without
     10  * modification, are permitted provided that the following conditions
     11  * are met:
     12  * 1. Redistributions of source code must retain the above copyright
     13  *    notice, this list of conditions and the following disclaimer.
     14  * 2. Redistributions in binary form must reproduce the above copyright
     15  *    notice, this list of conditions and the following disclaimer in the
     16  *    documentation and/or other materials provided with the distribution.
     17  *
     18  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     19  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     20  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     21  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     22  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     23  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     24  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     25  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     26  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     27  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     28  * POSSIBILITY OF SUCH DAMAGE.
     29  */
     30 
     31 #include <sys/cdefs.h>
     32 __KERNEL_RCSID(0, "$NetBSD: compat_60_cpu_ucode.c,v 1.1 2018/03/18 00:17:18 christos Exp $");
     33 
     34 #ifdef _KERNEL_OPT
     35 #include "opt_cpu_ucode.h"
     36 #include "opt_compat_netbsd.h"
     37 #endif
     38 
     39 #include <sys/param.h>
     40 #include <sys/cpuio.h>
     41 #include <sys/cpu.h>
     42 
     43 #include <dev/firmload.h>
     44 
     45 #include <machine/cpuvar.h>
     46 #include <machine/cputypes.h>
     47 
     48 #include <x86/cpu_ucode.h>
     49 
     50 #ifdef COMPAT_60
     51 int
     52 compat6_cpu_ucode_get_version(struct compat6_cpu_ucode *data6)
     53 {
     54 
     55 	if (cpu_vendor != CPUVENDOR_AMD)
     56 		return EOPNOTSUPP;
     57 
     58 	struct cpu_ucode_version data;
     59 
     60 	data.loader_version = CPU_UCODE_LOADER_AMD;
     61 	return cpu_ucode_amd_get_version(&data, &data6->version,
     62 	    sizeof(data6->version));
     63 }
     64 
     65 int
     66 compat6_cpu_ucode_apply(const struct compat6_cpu_ucode *data6)
     67 {
     68 
     69 	if (cpu_vendor != CPUVENDOR_AMD)
     70 		return EOPNOTSUPP;
     71 
     72 	struct cpu_ucode data;
     73 
     74 	data.loader_version = CPU_UCODE_LOADER_AMD;
     75 	data.cpu_nr = CPU_UCODE_ALL_CPUS;
     76 	strcpy(data.fwname, data6->fwname);
     77 
     78 	return cpu_ucode_apply(&data);
     79 }
     80 
     81 #endif /* COMPAT60 */
     82