1/* SPDX-License-Identifier: GPL-2.0 */
 2#ifndef __ASM_SH_KGDB_H
 3#define __ASM_SH_KGDB_H
 4
 5#include <asm/cacheflush.h>
 6#include <asm/ptrace.h>
 7
 8enum regnames {
 9	GDB_R0, GDB_R1, GDB_R2, GDB_R3, GDB_R4, GDB_R5, GDB_R6, GDB_R7,
10	GDB_R8, GDB_R9, GDB_R10, GDB_R11, GDB_R12, GDB_R13, GDB_R14, GDB_R15,
11
12	GDB_PC, GDB_PR, GDB_SR, GDB_GBR, GDB_MACH, GDB_MACL, GDB_VBR,
13};
14
15#define _GP_REGS	16
16#define _EXTRA_REGS	7
17#define GDB_SIZEOF_REG	sizeof(u32)
18
19#define DBG_MAX_REG_NUM	(_GP_REGS + _EXTRA_REGS)
20#define NUMREGBYTES	(DBG_MAX_REG_NUM * sizeof(GDB_SIZEOF_REG))
21
22static inline void arch_kgdb_breakpoint(void)
23{
24	__asm__ __volatile__ ("trapa #0x3c\n");
25}
26
27#define BREAK_INSTR_SIZE	2
28#define BUFMAX			2048
29
30#ifdef CONFIG_SMP
31# define CACHE_FLUSH_IS_SAFE	0
32#else
33# define CACHE_FLUSH_IS_SAFE	1
34#endif
35
36#define GDB_ADJUSTS_BREAK_OFFSET
37
38#endif /* __ASM_SH_KGDB_H */

 
 1#ifndef __ASM_SH_KGDB_H
 2#define __ASM_SH_KGDB_H
 3
 4#include <asm/cacheflush.h>
 5#include <asm/ptrace.h>
 6
 7enum regnames {
 8	GDB_R0, GDB_R1, GDB_R2, GDB_R3, GDB_R4, GDB_R5, GDB_R6, GDB_R7,
 9	GDB_R8, GDB_R9, GDB_R10, GDB_R11, GDB_R12, GDB_R13, GDB_R14, GDB_R15,
10
11	GDB_PC, GDB_PR, GDB_SR, GDB_GBR, GDB_MACH, GDB_MACL, GDB_VBR,
12};
13
14#define _GP_REGS	16
15#define _EXTRA_REGS	7
16#define GDB_SIZEOF_REG	sizeof(u32)
17
18#define DBG_MAX_REG_NUM	(_GP_REGS + _EXTRA_REGS)
19#define NUMREGBYTES	(DBG_MAX_REG_NUM * sizeof(GDB_SIZEOF_REG))
20
21static inline void arch_kgdb_breakpoint(void)
22{
23	__asm__ __volatile__ ("trapa #0x3c\n");
24}
25
26#define BREAK_INSTR_SIZE	2
27#define BUFMAX			2048
28
29#ifdef CONFIG_SMP
30# define CACHE_FLUSH_IS_SAFE	0
31#else
32# define CACHE_FLUSH_IS_SAFE	1
33#endif
34
35#define GDB_ADJUSTS_BREAK_OFFSET
36
37#endif /* __ASM_SH_KGDB_H */