| /* SPDX-License-Identifier: GPL-2.0-only */ |
| |
| #ifndef __ASM_KGDB_H_ |
| #define __ASM_KGDB_H_ |
| |
| #ifdef __KERNEL__ |
| |
| #define GDB_SIZEOF_REG sizeof(unsigned long) |
| |
| #define DBG_MAX_REG_NUM (36) |
| #define NUMREGBYTES ((DBG_MAX_REG_NUM) * GDB_SIZEOF_REG) |
| #define CACHE_FLUSH_IS_SAFE 1 |
| #define BUFMAX 2048 |
| #ifdef CONFIG_RISCV_ISA_C |
| #define BREAK_INSTR_SIZE 2 |
| #else |
| #define BREAK_INSTR_SIZE 4 |
| #endif |
| |
| #ifndef __ASSEMBLY__ |
| |
| extern unsigned long kgdb_compiled_break; |
| |
| static inline void arch_kgdb_breakpoint(void) |
| { |
| asm(".global kgdb_compiled_break\n" |
| ".option norvc\n" |
| "kgdb_compiled_break: ebreak\n" |
| ".option rvc\n"); |
| } |
| |
| #endif /* !__ASSEMBLY__ */ |
| |
| #define DBG_REG_ZERO "zero" |
| #define DBG_REG_RA "ra" |
| #define DBG_REG_SP "sp" |
| #define DBG_REG_GP "gp" |
| #define DBG_REG_TP "tp" |
| #define DBG_REG_T0 "t0" |
| #define DBG_REG_T1 "t1" |
| #define DBG_REG_T2 "t2" |
| #define DBG_REG_FP "fp" |
| #define DBG_REG_S1 "s1" |
| #define DBG_REG_A0 "a0" |
| #define DBG_REG_A1 "a1" |
| #define DBG_REG_A2 "a2" |
| #define DBG_REG_A3 "a3" |
| #define DBG_REG_A4 "a4" |
| #define DBG_REG_A5 "a5" |
| #define DBG_REG_A6 "a6" |
| #define DBG_REG_A7 "a7" |
| #define DBG_REG_S2 "s2" |
| #define DBG_REG_S3 "s3" |
| #define DBG_REG_S4 "s4" |
| #define DBG_REG_S5 "s5" |
| #define DBG_REG_S6 "s6" |
| #define DBG_REG_S7 "s7" |
| #define DBG_REG_S8 "s8" |
| #define DBG_REG_S9 "s9" |
| #define DBG_REG_S10 "s10" |
| #define DBG_REG_S11 "s11" |
| #define DBG_REG_T3 "t3" |
| #define DBG_REG_T4 "t4" |
| #define DBG_REG_T5 "t5" |
| #define DBG_REG_T6 "t6" |
| #define DBG_REG_EPC "pc" |
| #define DBG_REG_STATUS "sstatus" |
| #define DBG_REG_BADADDR "stval" |
| #define DBG_REG_CAUSE "scause" |
| |
| #define DBG_REG_ZERO_OFF 0 |
| #define DBG_REG_RA_OFF 1 |
| #define DBG_REG_SP_OFF 2 |
| #define DBG_REG_GP_OFF 3 |
| #define DBG_REG_TP_OFF 4 |
| #define DBG_REG_T0_OFF 5 |
| #define DBG_REG_T1_OFF 6 |
| #define DBG_REG_T2_OFF 7 |
| #define DBG_REG_FP_OFF 8 |
| #define DBG_REG_S1_OFF 9 |
| #define DBG_REG_A0_OFF 10 |
| #define DBG_REG_A1_OFF 11 |
| #define DBG_REG_A2_OFF 12 |
| #define DBG_REG_A3_OFF 13 |
| #define DBG_REG_A4_OFF 14 |
| #define DBG_REG_A5_OFF 15 |
| #define DBG_REG_A6_OFF 16 |
| #define DBG_REG_A7_OFF 17 |
| #define DBG_REG_S2_OFF 18 |
| #define DBG_REG_S3_OFF 19 |
| #define DBG_REG_S4_OFF 20 |
| #define DBG_REG_S5_OFF 21 |
| #define DBG_REG_S6_OFF 22 |
| #define DBG_REG_S7_OFF 23 |
| #define DBG_REG_S8_OFF 24 |
| #define DBG_REG_S9_OFF 25 |
| #define DBG_REG_S10_OFF 26 |
| #define DBG_REG_S11_OFF 27 |
| #define DBG_REG_T3_OFF 28 |
| #define DBG_REG_T4_OFF 29 |
| #define DBG_REG_T5_OFF 30 |
| #define DBG_REG_T6_OFF 31 |
| #define DBG_REG_EPC_OFF 32 |
| #define DBG_REG_STATUS_OFF 33 |
| #define DBG_REG_BADADDR_OFF 34 |
| #define DBG_REG_CAUSE_OFF 35 |
| |
| extern const char riscv_gdb_stub_feature[64]; |
| |
| #define kgdb_arch_gdb_stub_feature riscv_gdb_stub_feature |
| |
| #endif |
| #endif |
