Changeset 874621f in mainline for arch/amd64/include/interrupt.h

Timestamp:

2006-06-06T07:40:51Z (19 years ago)

Author:

Ondrej Palkovsky <ondrap@…>

Branches:

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

Children:

0dbc4e7

Parents:

6f9a9bc

Message:

Added kernel circular buffer klog.
Added automatic killing of tasks raising inappropriate exceptions.
TODO Fix vsnprintf return value(and behaviour according to specs) and remove workaround in klog.

File:

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

arch/amd64/include/interrupt.h

@@ -87 +87 @@
 };
 
+/** Return true if exception happened while in userspace */
+static inline int istate_from_uspace(istate_t *istate)
+{
+        return !(istate->rip & 0x8000000000000000);
+}
+
 static inline void istate_set_retaddr(istate_t *istate, __address retaddr)
 {
         istate->rip = retaddr;
+}
+static inline __native istate_get_pc(istate_t *istate)
+{
+        return istate->rip;
 }