Added our first x86-only syscall for get_cpuid().

git-svn-id: file:///srv/svn/repos/haiku/trunk/current@10323 a95241bf-73f2-0310-859d-f6bbb57e9c96

headers/private/kernel/arch/system_info.h

@@ -7,6 +7,8 @@
 
 
 #include <OS.h>
+#include <arch_system_info.h>
+
 
 struct kernel_args;
 

headers/private/kernel/arch/x86/arch_system_info.h

@@ -0,0 +1,23 @@
+/*
+ * Copyright 2004, Axel Dörfler, axeld@pinc-software.de. All rights reserved.
+ * Distributed under the terms of the MIT License.
+ */
+#ifndef _KERNEL_ARCH_x86_SYSTEM_INFO_H
+#define _KERNEL_ARCH_x86_SYSTEM_INFO_H
+
+
+#include <OS.h>
+
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+status_t get_current_cpuid(cpuid_info *info, uint32 eax);
+status_t _user_get_cpuid(cpuid_info *info, uint32 eax, uint32 cpu);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif	/* _KRENEL_ARCH_x86_SYSTEM_INFO_H */

headers/private/kernel/syscalls.h

@@ -252,6 +252,11 @@ extern status_t		_kern_get_system_info(system_info *info, size_t size);
 
 void _kern_debug_output(const char *message);
 
+#ifdef __INTEL__
+// our only x86 only syscall
+status_t _kern_get_cpuid(cpuid_info *info, uint32 eax, uint32 cpu);
+#endif
+
 /* This is a real BSD'ism :) Basically it returns the size of the
  * descriptor table for the current process as an integer.
  */