GK SDK 源码库: XMIPCLinuxV100R005C00SPC030 (kernel/tools/open_source excluded)

source/bootloader/u-boot-2020.01/include/kgdb.h

@@ -0,0 +1,70 @@
+#ifndef __KGDB_H__
+#define __KGDB_H__
+
+#include <asm/ptrace.h>
+
+#define KGDBERR_BADPARAMS	1
+#define KGDBERR_NOTHEXDIG	2
+#define KGDBERR_MEMFAULT	3
+#define KGDBERR_NOSPACE		4
+#define KGDBERR_ALIGNFAULT	5
+
+#define KGDBDATA_MAXREGS	8
+#define KGDBDATA_MAXPRIV	8
+
+#define KGDBEXIT_TYPEMASK	0xff
+
+#define KGDBEXIT_KILL		0
+#define KGDBEXIT_CONTINUE	1
+#define KGDBEXIT_SINGLE		2
+
+#define KGDBEXIT_WITHADDR	0x100
+
+typedef
+	struct {
+		int num;
+		unsigned long val;
+	}
+kgdb_reg;
+
+typedef
+	struct {
+		int sigval;
+		int extype;
+		unsigned long exaddr;
+		int nregs;
+		kgdb_reg regs[KGDBDATA_MAXREGS];
+		unsigned long private[KGDBDATA_MAXPRIV];
+	}
+kgdb_data;
+
+/* these functions are provided by the generic kgdb support */
+extern void kgdb_init(void);
+extern void kgdb_error(int);
+extern int kgdb_output_string(const char *, unsigned int);
+extern void breakpoint(void);
+
+/* these functions are provided by the platform specific kgdb support */
+extern void kgdb_flush_cache_range(void *, void *);
+extern void kgdb_flush_cache_all(void);
+extern int kgdb_setjmp(long *);
+extern void kgdb_longjmp(long *, int);
+extern void kgdb_enter(struct pt_regs *, kgdb_data *);
+extern void kgdb_exit(struct pt_regs *, kgdb_data *);
+extern int kgdb_getregs(struct pt_regs *, char *, int);
+extern void kgdb_putreg(struct pt_regs *, int, char *, int);
+extern void kgdb_putregs(struct pt_regs *, char *, int);
+extern int kgdb_trap(struct pt_regs *);
+extern void kgdb_breakpoint(int argc, char * const argv[]);
+
+/* these functions are provided by the platform serial driver */
+extern void kgdb_serial_init(void);
+extern int getDebugChar(void);
+extern void putDebugChar(int);
+extern void putDebugStr(const char *);
+extern void kgdb_interruptible(int);
+
+/* this is referenced in the trap handler for the platform */
+extern int (*debugger_exception_handler)(struct pt_regs *);
+
+#endif /* __KGDB_H__ */