summaryrefslogtreecommitdiffstats
path: root/arch/x86/um/asm/processor.h
diff options
context:
space:
mode:
Diffstat (limited to 'arch/x86/um/asm/processor.h')
-rw-r--r--arch/x86/um/asm/processor.h22
1 files changed, 22 insertions, 0 deletions
diff --git a/arch/x86/um/asm/processor.h b/arch/x86/um/asm/processor.h
new file mode 100644
index 000000000000..118c143a9cb4
--- /dev/null
+++ b/arch/x86/um/asm/processor.h
@@ -0,0 +1,22 @@
+#ifndef __UM_PROCESSOR_H
+#define __UM_PROCESSOR_H
+
+/* include faultinfo structure */
+#include <sysdep/faultinfo.h>
+
+#ifdef CONFIG_X86_32
+# include "processor_32.h"
+#else
+# include "processor_64.h"
+#endif
+
+#define KSTK_EIP(tsk) KSTK_REG(tsk, HOST_IP)
+#define KSTK_ESP(tsk) KSTK_REG(tsk, HOST_IP)
+#define KSTK_EBP(tsk) KSTK_REG(tsk, HOST_BP)
+
+#define ARCH_IS_STACKGROW(address) \
+ (address + 65536 + 32 * sizeof(unsigned long) >= UPT_SP(&current->thread.regs.regs))
+
+#include <asm/processor-generic.h>
+
+#endif