3 files changed, 88 insertions, 0 deletions
diff --git a/devel/cpu_features/files/patch-src_hwcaps.c b/devel/cpu_features/files/patch-src_hwcaps.c
new file mode 100644
index 000000000000..4213c3b732de
--- /dev/null
+++ b/devel/cpu_features/files/patch-src_hwcaps.c
@@ -0,0 +1,44 @@
+--- src/hwcaps.c.orig	2023-09-14 12:15:33 UTC
++++ src/hwcaps.c
+@@ -55,12 +55,16 @@ const char* CpuFeatures_GetBasePlatformPointer(void);
+ // Implementation of GetElfHwcapFromGetauxval
+ ////////////////////////////////////////////////////////////////////////////////
+ 
+-#define AT_HWCAP 16
+-#define AT_HWCAP2 26
+-#define AT_PLATFORM 15
+-#define AT_BASE_PLATFORM 24
++#if defined(CPU_FEATURES_OS_FREEBSD)
++#include <sys/auxv.h>
++static unsigned long GetElfHwcapFromGetauxval(uint32_t hwcap_type) {
++  unsigned long val = 0;
+ 
+-#if defined(HAVE_STRONG_GETAUXVAL)
++  elf_aux_info(hwcap_type, &val, sizeof val);
++
++  return val;
++}
++#elif defined(HAVE_STRONG_GETAUXVAL)
+ #include <sys/auxv.h>
+ static unsigned long GetElfHwcapFromGetauxval(uint32_t hwcap_type) {
+   return getauxval(hwcap_type);
+@@ -159,11 +163,19 @@ const char *CpuFeatures_GetPlatformPointer(void) {
+ }
+ 
+ const char *CpuFeatures_GetPlatformPointer(void) {
++#ifdef AT_PLATFORM
+   return (const char *)GetHardwareCapabilitiesFor(AT_PLATFORM);
++#else
++  return NULL;
++#endif
+ }
+ 
+ const char *CpuFeatures_GetBasePlatformPointer(void) {
++#ifdef AT_BASE_PLATFORM
+   return (const char *)GetHardwareCapabilitiesFor(AT_BASE_PLATFORM);
++#else
++  return NULL;
++#endif
+ }
+ 
+ #endif  // CPU_FEATURES_TEST
diff --git a/devel/cpu_features/files/patch-src_impl__aarch64__linux__or__android.c b/devel/cpu_features/files/patch-src_impl__aarch64__linux__or__android.c
new file mode 100644
index 000000000000..f3efc4ed6e47
--- /dev/null
+++ b/devel/cpu_features/files/patch-src_impl__aarch64__linux__or__android.c
@@ -0,0 +1,23 @@
+--- src/impl_aarch64_linux_or_android.c.orig	2025-09-21 09:37:44 UTC
++++ src/impl_aarch64_linux_or_android.c
+@@ -15,7 +15,7 @@
+ #include "cpu_features_macros.h"
+ 
+ #ifdef CPU_FEATURES_ARCH_AARCH64
+-#if defined(CPU_FEATURES_OS_LINUX) || defined(CPU_FEATURES_OS_ANDROID)
++#if defined(CPU_FEATURES_OS_LINUX) || defined(CPU_FEATURES_OS_ANDROID) || defined(CPU_FEATURES_OS_FREEBSD)
+ 
+ #include "impl_aarch64__base_implementation.inl"
+ 
+@@ -43,7 +43,11 @@ static void FillProcCpuInfoData(Aarch64Info* const inf
+ }
+ 
+ static void FillProcCpuInfoData(Aarch64Info* const info) {
++#ifdef CPU_FEATURES_OS_FREEBSD
++  const int fd = CpuFeatures_OpenFile("/compat/linux/proc/cpuinfo");
++#else
+   const int fd = CpuFeatures_OpenFile("/proc/cpuinfo");
++#endif
+   if (fd >= 0) {
+     StackLineReader reader;
+     StackLineReader_Initialize(&reader, fd);
diff --git a/devel/cpu_features/files/patch-src_impl__arm__linux__or__android.c b/devel/cpu_features/files/patch-src_impl__arm__linux__or__android.c
new file mode 100644
index 000000000000..65c638f9307c
--- /dev/null
+++ b/devel/cpu_features/files/patch-src_impl__arm__linux__or__android.c
@@ -0,0 +1,21 @@
+--- src/impl_arm_linux_or_android.c.orig	2025-09-21 09:55:17 UTC
++++ src/impl_arm_linux_or_android.c
+@@ -15,7 +15,7 @@
+ #include "cpu_features_macros.h"
+ 
+ #ifdef CPU_FEATURES_ARCH_ARM
+-#if defined(CPU_FEATURES_OS_LINUX) || defined(CPU_FEATURES_OS_ANDROID)
++#if defined(CPU_FEATURES_OS_LINUX) || defined(CPU_FEATURES_OS_ANDROID) || defined(CPU_FEATURES_OS_FREEBSD)
+ 
+ #include "cpuinfo_arm.h"
+ 
+@@ -195,7 +195,9 @@ ArmInfo GetArmInfo(void) {
+   ArmInfo info = kEmptyArmInfo;
+   ProcCpuInfoData proc_cpu_info_data = kEmptyProcCpuInfoData;
+ 
++#ifndef CPU_FEATURES_OS_FREEBSD
+   FillProcCpuInfoData(&info, &proc_cpu_info_data);
++#endif
+   const HardwareCapabilities hwcaps = CpuFeatures_GetHardwareCapabilities();
+   for (size_t i = 0; i < ARM_LAST_; ++i) {
+     if (CpuFeatures_IsHwCapsSet(kHardwareCapabilities[i], hwcaps)) {