1  /* SPDX-License-Identifier: GPL-2.0 */
2  #ifndef _SPARC_KGDB_H
3  #define _SPARC_KGDB_H
4  
5  #ifdef CONFIG_SPARC32
6  #define BUFMAX			2048
7  #else
8  #define BUFMAX			4096
9  #endif
10  
11  enum regnames {
12  	GDB_G0, GDB_G1, GDB_G2, GDB_G3, GDB_G4, GDB_G5, GDB_G6, GDB_G7,
13  	GDB_O0, GDB_O1, GDB_O2, GDB_O3, GDB_O4, GDB_O5, GDB_SP, GDB_O7,
14  	GDB_L0, GDB_L1, GDB_L2, GDB_L3, GDB_L4, GDB_L5, GDB_L6, GDB_L7,
15  	GDB_I0, GDB_I1, GDB_I2, GDB_I3, GDB_I4, GDB_I5, GDB_FP, GDB_I7,
16  	GDB_F0,
17  	GDB_F31 = GDB_F0 + 31,
18  #ifdef CONFIG_SPARC32
19  	GDB_Y, GDB_PSR, GDB_WIM, GDB_TBR, GDB_PC, GDB_NPC,
20  	GDB_FSR, GDB_CSR,
21  #else
22  	GDB_F32 = GDB_F0 + 32,
23  	GDB_F62 = GDB_F32 + 15,
24  	GDB_PC, GDB_NPC, GDB_STATE, GDB_FSR, GDB_FPRS, GDB_Y,
25  #endif
26  };
27  
28  #ifdef CONFIG_SPARC32
29  #define NUMREGBYTES		((GDB_CSR + 1) * 4)
30  #else
31  #define NUMREGBYTES		((GDB_Y + 1) * 8)
32  #endif
33  
34  struct pt_regs;
35  asmlinkage void kgdb_trap(unsigned long trap_level, struct pt_regs *regs);
36  
37  void arch_kgdb_breakpoint(void);
38  
39  #define BREAK_INSTR_SIZE	4
40  #define CACHE_FLUSH_IS_SAFE	1
41  
42  #endif /* _SPARC_KGDB_H */
43