1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */
2*4882a593Smuzhiyun #ifdef __KERNEL__
3*4882a593Smuzhiyun #ifndef __MICROBLAZE_KGDB_H__
4*4882a593Smuzhiyun #define __MICROBLAZE_KGDB_H__
5*4882a593Smuzhiyun
6*4882a593Smuzhiyun #ifndef __ASSEMBLY__
7*4882a593Smuzhiyun
8*4882a593Smuzhiyun #define CACHE_FLUSH_IS_SAFE 1
9*4882a593Smuzhiyun #define BUFMAX 2048
10*4882a593Smuzhiyun
11*4882a593Smuzhiyun /*
12*4882a593Smuzhiyun * 32 32-bit general purpose registers (r0-r31)
13*4882a593Smuzhiyun * 6 32-bit special registers (pc, msr, ear, esr, fsr, btr)
14*4882a593Smuzhiyun * 12 32-bit PVR
15*4882a593Smuzhiyun * 7 32-bit MMU Regs (redr, rpid, rzpr, rtlbx, rtlbsx, rtlblo, rtlbhi)
16*4882a593Smuzhiyun * ------
17*4882a593Smuzhiyun * 57 registers
18*4882a593Smuzhiyun */
19*4882a593Smuzhiyun #define NUMREGBYTES (57 * 4)
20*4882a593Smuzhiyun
21*4882a593Smuzhiyun #define BREAK_INSTR_SIZE 4
arch_kgdb_breakpoint(void)22*4882a593Smuzhiyun static inline void arch_kgdb_breakpoint(void)
23*4882a593Smuzhiyun {
24*4882a593Smuzhiyun __asm__ __volatile__("brki r16, 0x18;");
25*4882a593Smuzhiyun }
26*4882a593Smuzhiyun
27*4882a593Smuzhiyun struct pt_regs;
28*4882a593Smuzhiyun asmlinkage void microblaze_kgdb_break(struct pt_regs *regs);
29*4882a593Smuzhiyun
30*4882a593Smuzhiyun #endif /* __ASSEMBLY__ */
31*4882a593Smuzhiyun #endif /* __MICROBLAZE_KGDB_H__ */
32*4882a593Smuzhiyun #endif /* __KERNEL__ */
33