| 1 | /* $NetBSD: cpu_ucode.h,v 1.3 2012/10/17 20:19:55 drochner 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 | #ifndef _X86_CPU_UCODE_H_ |
| 32 | #define _X86_CPU_UCODE_H_ |
| 33 | |
| 34 | #define CPU_UCODE_LOADER_AMD 0 |
| 35 | struct cpu_ucode_version_amd { |
| 36 | uint64_t version; |
| 37 | }; |
| 38 | |
| 39 | #define CPU_UCODE_LOADER_INTEL1 1 |
| 40 | struct cpu_ucode_version_intel1 { |
| 41 | uint32_t ucodeversion; |
| 42 | int platformid; |
| 43 | }; |
| 44 | |
| 45 | #ifdef _KERNEL |
| 46 | #include <sys/cpu.h> |
| 47 | #include <sys/cpuio.h> |
| 48 | #include <dev/firmload.h> |
| 49 | |
| 50 | int cpu_ucode_amd_get_version(struct cpu_ucode_version *); |
| 51 | #ifdef COMPAT_60 |
| 52 | int compat6_cpu_ucode_amd_get_version(struct compat6_cpu_ucode *); |
| 53 | #endif |
| 54 | int cpu_ucode_amd_firmware_open(firmware_handle_t *, const char *); |
| 55 | int cpu_ucode_amd_apply(struct cpu_ucode_softc *, int); |
| 56 | |
| 57 | int cpu_ucode_intel_get_version(struct cpu_ucode_version *); |
| 58 | int cpu_ucode_intel_firmware_open(firmware_handle_t *, const char *); |
| 59 | int cpu_ucode_intel_apply(struct cpu_ucode_softc *, int); |
| 60 | #endif /* _KERNEL */ |
| 61 | |
| 62 | struct { |
| 63 | uint32_t ; |
| 64 | uint32_t ; |
| 65 | uint32_t ; |
| 66 | uint32_t ; |
| 67 | uint32_t ; |
| 68 | uint32_t ; |
| 69 | uint32_t ; |
| 70 | uint32_t ; |
| 71 | uint32_t ; |
| 72 | uint32_t [3]; |
| 73 | }; |
| 74 | |
| 75 | struct intel1_ucode_proc_signature { |
| 76 | uint32_t ups_signature; |
| 77 | uint32_t ups_proc_flags; |
| 78 | uint32_t ups_checksum; |
| 79 | }; |
| 80 | |
| 81 | struct intel1_ucode_ext_table { |
| 82 | uint32_t uet_count; |
| 83 | uint32_t uet_checksum; |
| 84 | uint32_t uet_reserved[3]; |
| 85 | struct intel1_ucode_proc_signature uet_proc_sig[1]; |
| 86 | }; |
| 87 | |
| 88 | #endif |
| 89 | |