Kernel updates since December 2009

conts/test_suite0/include/fault.h

@@ -0,0 +1,44 @@
+#ifndef __FAULT_H__
+#define __FAULT_H__
+
+#include <l4/macros.h>
+#include <l4/types.h>
+#include INC_GLUE(memory.h)
+#include INC_ARCH(exception.h)
+
+/* Protection flags */
+#define VM_NONE				(1 << 0)
+#define VM_READ				(1 << 1)
+#define VM_EXEC				(1 << 2)
+#define VM_WRITE			(1 << 3)
+#define VM_PROT_MASK			(VM_READ | VM_WRITE | VM_EXEC)
+
+/* Shared copy of a file */
+#define VMA_SHARED			(1 << 4)
+/* VMA that's not file-backed, always maps devzero as VMA_COW */
+#define VMA_ANONYMOUS			(1 << 5)
+/* Private copy of a file */
+#define VMA_PRIVATE			(1 << 6)
+/* For wired pages */
+#define VMA_FIXED			(1 << 7)
+/* For stack, where mmap returns end address */
+#define VMA_GROWSDOWN			(1 << 8)
+
+/* Set when the page is dirty in cache but not written to disk */
+#define VM_DIRTY			(1 << 9)
+
+/* Fault data specific to this task + ptr to kernel's data */
+struct fault_data {
+	fault_kdata_t *kdata;		/* Generic data forged by the kernel */
+	unsigned int reason;		/* Generic fault reason flags */
+	unsigned int address;		/* Aborted address */
+	unsigned int pte_flags;		/* Generic protection flags on pte */
+	l4id_t sender;			/* Inittask-related fault data */
+};
+
+
+void set_generic_fault_params(struct fault_data *fault);
+void arch_print_fault_params(struct fault_data *fault);
+void fault_handle_error(struct fault_data *fault);
+
+#endif /* __FAULT_H__ */