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Diffstat (limited to 'arch/h8300/include/asm/kgdb.h')
-rw-r--r--arch/h8300/include/asm/kgdb.h45
1 files changed, 45 insertions, 0 deletions
diff --git a/arch/h8300/include/asm/kgdb.h b/arch/h8300/include/asm/kgdb.h
new file mode 100644
index 000000000000..726ff8fdfc18
--- /dev/null
+++ b/arch/h8300/include/asm/kgdb.h
@@ -0,0 +1,45 @@
+/*
+ * Copyright (C) 2015 Yoshinori Sato <ysato@users.sourceforge.jp>
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file "COPYING" in the main directory of this archive
+ * for more details.
+ */
+
+#ifndef _ASM_H8300_KGDB_H
+#define _ASM_H8300_KGDB_H
+
+#define CACHE_FLUSH_IS_SAFE 1
+#define BUFMAX 2048
+
+enum regnames {
+ GDB_ER0, GDB_ER1, GDB_ER2, GDB_ER3,
+ GDB_ER4, GDB_ER5, GDB_ER6, GDB_SP,
+ GDB_CCR, GDB_PC,
+ GDB_CYCLLE,
+#if defined(CONFIG_CPU_H8S)
+ GDB_EXR,
+#endif
+ GDB_TICK, GDB_INST,
+#if defined(CONFIG_CPU_H8S)
+ GDB_MACH, GDB_MACL,
+#endif
+ /* do not change the last entry or anything below! */
+ GDB_NUMREGBYTES, /* number of registers */
+};
+
+#define GDB_SIZEOF_REG sizeof(u32)
+#if defined(CONFIG_CPU_H8300H)
+#define DBG_MAX_REG_NUM (13)
+#elif defined(CONFIG_CPU_H8S)
+#define DBG_MAX_REG_NUM (14)
+#endif
+#define NUMREGBYTES (DBG_MAX_REG_NUM * GDB_SIZEOF_REG)
+
+#define BREAK_INSTR_SIZE 2
+static inline void arch_kgdb_breakpoint(void)
+{
+ __asm__ __volatile__("trapa #2");
+}
+
+#endif /* _ASM_H8300_KGDB_H */