88 lines
2.9 KiB
C
88 lines
2.9 KiB
C
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/* $NetBSD: cpu_ucode.h,v 1.2 2012/08/29 17:13:22 drochner Exp $ */
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/*
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* Copyright (c) 2012 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Christoph Egger.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _X86_CPU_UCODE_H_
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#define _X86_CPU_UCODE_H_
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#define CPU_UCODE_LOADER_AMD 0
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struct cpu_ucode_version_amd {
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uint64_t version;
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};
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#define CPU_UCODE_LOADER_INTEL1 1
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struct cpu_ucode_version_intel1 {
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uint32_t ucodeversion;
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int platformid;
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};
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#ifdef _KERNEL
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#include <sys/cpu.h>
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#include <sys/cpuio.h>
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#include <dev/firmload.h>
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int cpu_ucode_amd_get_version(struct cpu_ucode_version *);
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/* XXX COMPAT */
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int compat6_cpu_ucode_amd_get_version(struct compat6_cpu_ucode *);
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int cpu_ucode_amd_firmware_open(firmware_handle_t *, const char *);
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int cpu_ucode_amd_apply(struct cpu_ucode_softc *, int);
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int cpu_ucode_intel_get_version(struct cpu_ucode_version *);
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int cpu_ucode_intel_firmware_open(firmware_handle_t *, const char *);
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int cpu_ucode_intel_apply(struct cpu_ucode_softc *, int);
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#endif /* _KERNEL */
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struct intel1_ucode_header {
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uint32_t uh_header_ver;
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uint32_t uh_rev;
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uint32_t uh_date;
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uint32_t uh_signature;
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uint32_t uh_checksum;
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uint32_t uh_loader_rev;
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uint32_t uh_proc_flags;
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uint32_t uh_data_size;
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uint32_t uh_total_size;
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uint32_t uh_reserved[3];
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};
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struct intel1_ucode_proc_signature {
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uint32_t ups_signature;
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uint32_t ups_proc_flags;
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uint32_t ups_checksum;
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};
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struct intel1_ucode_ext_table {
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uint32_t uet_count;
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uint32_t uet_checksum;
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uint32_t uet_reserved[3];
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struct intel1_ucode_proc_signature uet_proc_sig[1];
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};
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#endif
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