Changeset c18e666 in mainline for kernel/arch/amd64/include/cpuid.h

Timestamp:

2009-03-30T20:30:32Z (16 years ago)

Author:

Martin Decky <martin@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

0dd1d444

Parents:

18251cc

Message:

detect SYSENTER/SYSEXIT support on boot
(this serves as a hint for people who try to boot HelenOS on Bochs emulating plain Pentium,
unfortunatelly it also kills VirtualBox, as it does not support SYSENTER/SYSEXIT officially,
see ​http://www.virtualbox.org/ticket/1248)

File:

• kernel/arch/amd64/include/cpuid.h (modified) (1 diff)

kernel/arch/amd64/include/cpuid.h

@@ -36 +36 @@
 #define KERN_amd64_CPUID_H_
 
-#define AMD_CPUID_EXTENDED   0x80000001
-#define AMD_EXT_NOEXECUTE    20
-#define AMD_EXT_LONG_MODE    29
+#define AMD_CPUID_EXTENDED  0x80000001
+#define AMD_EXT_NOEXECUTE   20
+#define AMD_EXT_LONG_MODE   29
 
-#define INTEL_CPUID_STANDARD 0x00000001
-#define INTEL_CPUID_EXTENDED 0x80000000
-#define INTEL_SSE2           26
-#define INTEL_FXSAVE         24
+#define INTEL_CPUID_LEVEL     0x00000000
+#define INTEL_CPUID_STANDARD  0x00000001
+#define INTEL_CPUID_EXTENDED  0x80000000
+#define INTEL_SSE2            26
+#define INTEL_FXSAVE          24
 
 #ifndef __ASM__