78fc0395c0
Add a return value to kgdb_init and use it directly in the post-relocation init sequence, rather than using a wrapper stub. Also, move the "KGDB" print message inside kgdb_init(). Reviewed-by: Simon Glass <sjg@chromium.org> Signed-off-by: Ovidiu Panait <ovidiu.panait@windriver.com>
80 lines
2.0 KiB
C
80 lines
2.0 KiB
C
#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 */
|
|
/**
|
|
* kgdb_init()
|
|
*
|
|
* Perform initializations to allow debugging U-Boot with gdb over a serial
|
|
* link. It is called during the generic board init sequence.
|
|
*
|
|
* Return: 0 if OK
|
|
*/
|
|
int 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 *);
|
|
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__ */
|