1 #ifndef __ASM_SH_KGDB_H
2 #define __ASM_SH_KGDB_H
3
4 #include <asm/cacheflush.h>
5 #include <asm/ptrace.h>
6
7 /* Same as pt_regs but has vbr in place of syscall_nr */
8 struct kgdb_regs {
9 unsigned long regs[16];
10 unsigned long pc;
11 unsigned long pr;
12 unsigned long sr;
13 unsigned long gbr;
14 unsigned long mach;
15 unsigned long macl;
16 unsigned long vbr;
17 };
18
19 enum regnames {
20 GDB_R0, GDB_R1, GDB_R2, GDB_R3, GDB_R4, GDB_R5, GDB_R6, GDB_R7,
21 GDB_R8, GDB_R9, GDB_R10, GDB_R11, GDB_R12, GDB_R13, GDB_R14, GDB_R15,
22
23 GDB_PC, GDB_PR, GDB_SR, GDB_GBR, GDB_MACH, GDB_MACL, GDB_VBR,
24 };
25
26 #define NUMREGBYTES ((GDB_VBR + 1) * 4)
27
arch_kgdb_breakpoint(void)28 static inline void arch_kgdb_breakpoint(void)
29 {
30 __asm__ __volatile__ ("trapa #0x3c\n");
31 }
32
33 #define BUFMAX 2048
34
35 #define CACHE_FLUSH_IS_SAFE 1
36 #define BREAK_INSTR_SIZE 2
37
38 #endif /* __ASM_SH_KGDB_H */
39