Release 4.14 arch/mips/include/asm/kgdb.h

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_KGDB_H_

#define __ASM_KGDB_H_

#ifdef __KERNEL__

#include <asm/sgidefs.h>

#if (_MIPS_ISA == _MIPS_ISA_MIPS1) || (_MIPS_ISA == _MIPS_ISA_MIPS2) || \
	(_MIPS_ISA == _MIPS_ISA_MIPS32)


#define KGDB_GDB_REG_SIZE	32

#define GDB_SIZEOF_REG		sizeof(u32)

#elif (_MIPS_ISA == _MIPS_ISA_MIPS3) || (_MIPS_ISA == _MIPS_ISA_MIPS4) || \
	(_MIPS_ISA == _MIPS_ISA_MIPS64)

#ifdef CONFIG_32BIT

#define KGDB_GDB_REG_SIZE	32

#define GDB_SIZEOF_REG		sizeof(u32)
#else /* CONFIG_CPU_32BIT */

#define KGDB_GDB_REG_SIZE	64

#define GDB_SIZEOF_REG		sizeof(u64)
#endif
#else
#error "Need to set KGDB_GDB_REG_SIZE for MIPS ISA"
#endif /* _MIPS_ISA */


#define BUFMAX			2048

#define DBG_MAX_REG_NUM		72

#define NUMREGBYTES		(DBG_MAX_REG_NUM * sizeof(GDB_SIZEOF_REG))

#define NUMCRITREGBYTES		(12 * sizeof(GDB_SIZEOF_REG))

#define BREAK_INSTR_SIZE	4

#define CACHE_FLUSH_IS_SAFE	0

extern void arch_kgdb_breakpoint(void);
extern void *saved_vectors[32];
extern void handle_exception(struct pt_regs *regs);
extern void breakinst(void);
extern int kgdb_ll_trap(int cmd, const char *str,
			struct pt_regs *regs, long err, int trap, int sig);

#endif				/* __KERNEL__ */

#endif /* __ASM_KGDB_H_ */
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Directory: arch/mips/include/asm

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