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-rw-r--r--arch/microblaze/include/asm/kgdb.h32
1 files changed, 32 insertions, 0 deletions
diff --git a/arch/microblaze/include/asm/kgdb.h b/arch/microblaze/include/asm/kgdb.h
new file mode 100644
index 000000000..8dc5ebb07
--- /dev/null
+++ b/arch/microblaze/include/asm/kgdb.h
@@ -0,0 +1,32 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifdef __KERNEL__
+#ifndef __MICROBLAZE_KGDB_H__
+#define __MICROBLAZE_KGDB_H__
+
+#ifndef __ASSEMBLY__
+
+#define CACHE_FLUSH_IS_SAFE 1
+#define BUFMAX 2048
+
+/*
+ * 32 32-bit general purpose registers (r0-r31)
+ * 6 32-bit special registers (pc, msr, ear, esr, fsr, btr)
+ * 12 32-bit PVR
+ * 7 32-bit MMU Regs (redr, rpid, rzpr, rtlbx, rtlbsx, rtlblo, rtlbhi)
+ * ------
+ * 57 registers
+ */
+#define NUMREGBYTES (57 * 4)
+
+#define BREAK_INSTR_SIZE 4
+static inline void arch_kgdb_breakpoint(void)
+{
+ __asm__ __volatile__("brki r16, 0x18;");
+}
+
+struct pt_regs;
+asmlinkage void microblaze_kgdb_break(struct pt_regs *regs);
+
+#endif /* __ASSEMBLY__ */
+#endif /* __MICROBLAZE_KGDB_H__ */
+#endif /* __KERNEL__ */