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authorSergey V. Lobanov <sergey@lobanov.in>2022-02-05 16:26:55 +0300
committerChristian Lamparter <chunkeey@gmail.com>2022-02-26 19:52:41 +0100
commite6a4f30ed77f8ae6a08cb5cab1fd9509fde3227f (patch)
tree4e488051eb4cf548cf77ab9407ff35484c990b23 /package/system/iucode-tool/patches/200_add-cpuid-compatibility-header-to-build-on-non-x86.patch
parent64d159cdadadb6c23b9a62fc96dba27a6ed95893 (diff)
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iucode-tool: fix host-compile on macos and non-x86 linux
iucode-tool/host is used by intel-microcode to manipulate with microcode.bin file. iucode-tool requires cpuid.h at compile time for autodection feature, but non-x86 build hosts does not have this header file (e.g. ubuntu 20.04 aarch64) or this header generates compile time error (#error macro) (e.g. macos arm64). This patch provides compat cpuid.h to build iucode-tool/host on non-x86 linux hosts and macos. CPU autodectection is not required for intel-microcode package build so compat cpuid.h is ok for OpenWrt purposes. glibc and argp lib are not present in macos so iucode-tool/host build fails. This patch adds argp-standalone/host as build dependency if host os is macos. Generated ucode (intel-microcode package) is exactly the same on Linux x86_64 (Ubuntu 20.04), Linux aarch64 (Ubuntu 20.04) and Darwin arm64 (MacOS 11.6) build hosts. Signed-off-by: Sergey V. Lobanov <sergey@lobanov.in>
Diffstat (limited to 'package/system/iucode-tool/patches/200_add-cpuid-compatibility-header-to-build-on-non-x86.patch')
-rw-r--r--package/system/iucode-tool/patches/200_add-cpuid-compatibility-header-to-build-on-non-x86.patch31
1 files changed, 31 insertions, 0 deletions
diff --git a/package/system/iucode-tool/patches/200_add-cpuid-compatibility-header-to-build-on-non-x86.patch b/package/system/iucode-tool/patches/200_add-cpuid-compatibility-header-to-build-on-non-x86.patch
new file mode 100644
index 0000000000..900f3596f8
--- /dev/null
+++ b/package/system/iucode-tool/patches/200_add-cpuid-compatibility-header-to-build-on-non-x86.patch
@@ -0,0 +1,31 @@
+From a21e75da32c0016f1575ea29775565934a67660d Mon Sep 17 00:00:00 2001
+From: "Sergey V. Lobanov" <sergey@lobanov.in>
+Date: Sat, 5 Feb 2022 13:10:23 +0300
+Subject: [PATCH] Add cpuid compatibility header to build on non-x86 hosts
+
+Signed-off-by: Sergey V. Lobanov <sergey@lobanov.in>
+---
+ cpuid-compat/cpuid.h | 17 +++++++++++++++++
+ 1 file changed, 17 insertions(+)
+ create mode 100644 cpuid-compat/cpuid.h
+
+--- /dev/null
++++ b/cpuid-compat/cpuid.h
+@@ -0,0 +1,17 @@
++// SPDX-License-Identifier: GPL-2.0-or-later
++/*
++ * cpuid compatibility header to build iucode-tool on non-x86 hosts
++ *
++ * Copyright (C) 2022 Sergey V. Lobanov <sergey@lobanov.in>
++ */
++
++#ifdef __APPLE__
++# include <limits.h>
++#endif
++
++static __inline int __get_cpuid (unsigned int leaf,
++ unsigned int *eax, unsigned int *ebx,
++ unsigned int *ecx, unsigned int *edx)
++{
++ return 0;
++}