cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
Log | Files | Refs | README | LICENSE | sfeed.txt

kgdb.h (2632B)

      1/* SPDX-License-Identifier: GPL-2.0-only */
      2
      3#ifndef __ASM_KGDB_H_
      4#define __ASM_KGDB_H_
      5
      6#ifdef __KERNEL__
      7
      8#define GDB_SIZEOF_REG sizeof(unsigned long)
      9
     10#define DBG_MAX_REG_NUM (36)
     11#define NUMREGBYTES ((DBG_MAX_REG_NUM) * GDB_SIZEOF_REG)
     12#define CACHE_FLUSH_IS_SAFE     1
     13#define BUFMAX                  2048
     14#ifdef CONFIG_RISCV_ISA_C
     15#define BREAK_INSTR_SIZE	2
     16#else
     17#define BREAK_INSTR_SIZE	4
     18#endif
     19
     20#ifndef	__ASSEMBLY__
     21
     22extern unsigned long kgdb_compiled_break;
     23
     24static inline void arch_kgdb_breakpoint(void)
     25{
     26	asm(".global kgdb_compiled_break\n"
     27	    ".option norvc\n"
     28	    "kgdb_compiled_break: ebreak\n"
     29	    ".option rvc\n");
     30}
     31
     32#endif /* !__ASSEMBLY__ */
     33
     34#define DBG_REG_ZERO "zero"
     35#define DBG_REG_RA "ra"
     36#define DBG_REG_SP "sp"
     37#define DBG_REG_GP "gp"
     38#define DBG_REG_TP "tp"
     39#define DBG_REG_T0 "t0"
     40#define DBG_REG_T1 "t1"
     41#define DBG_REG_T2 "t2"
     42#define DBG_REG_FP "fp"
     43#define DBG_REG_S1 "s1"
     44#define DBG_REG_A0 "a0"
     45#define DBG_REG_A1 "a1"
     46#define DBG_REG_A2 "a2"
     47#define DBG_REG_A3 "a3"
     48#define DBG_REG_A4 "a4"
     49#define DBG_REG_A5 "a5"
     50#define DBG_REG_A6 "a6"
     51#define DBG_REG_A7 "a7"
     52#define DBG_REG_S2 "s2"
     53#define DBG_REG_S3 "s3"
     54#define DBG_REG_S4 "s4"
     55#define DBG_REG_S5 "s5"
     56#define DBG_REG_S6 "s6"
     57#define DBG_REG_S7 "s7"
     58#define DBG_REG_S8 "s8"
     59#define DBG_REG_S9 "s9"
     60#define DBG_REG_S10 "s10"
     61#define DBG_REG_S11 "s11"
     62#define DBG_REG_T3 "t3"
     63#define DBG_REG_T4 "t4"
     64#define DBG_REG_T5 "t5"
     65#define DBG_REG_T6 "t6"
     66#define DBG_REG_EPC "pc"
     67#define DBG_REG_STATUS "sstatus"
     68#define DBG_REG_BADADDR "stval"
     69#define DBG_REG_CAUSE "scause"
     70
     71#define DBG_REG_ZERO_OFF 0
     72#define DBG_REG_RA_OFF 1
     73#define DBG_REG_SP_OFF 2
     74#define DBG_REG_GP_OFF 3
     75#define DBG_REG_TP_OFF 4
     76#define DBG_REG_T0_OFF 5
     77#define DBG_REG_T1_OFF 6
     78#define DBG_REG_T2_OFF 7
     79#define DBG_REG_FP_OFF 8
     80#define DBG_REG_S1_OFF 9
     81#define DBG_REG_A0_OFF 10
     82#define DBG_REG_A1_OFF 11
     83#define DBG_REG_A2_OFF 12
     84#define DBG_REG_A3_OFF 13
     85#define DBG_REG_A4_OFF 14
     86#define DBG_REG_A5_OFF 15
     87#define DBG_REG_A6_OFF 16
     88#define DBG_REG_A7_OFF 17
     89#define DBG_REG_S2_OFF 18
     90#define DBG_REG_S3_OFF 19
     91#define DBG_REG_S4_OFF 20
     92#define DBG_REG_S5_OFF 21
     93#define DBG_REG_S6_OFF 22
     94#define DBG_REG_S7_OFF 23
     95#define DBG_REG_S8_OFF 24
     96#define DBG_REG_S9_OFF 25
     97#define DBG_REG_S10_OFF 26
     98#define DBG_REG_S11_OFF 27
     99#define DBG_REG_T3_OFF 28
    100#define DBG_REG_T4_OFF 29
    101#define DBG_REG_T5_OFF 30
    102#define DBG_REG_T6_OFF 31
    103#define DBG_REG_EPC_OFF 32
    104#define DBG_REG_STATUS_OFF 33
    105#define DBG_REG_BADADDR_OFF 34
    106#define DBG_REG_CAUSE_OFF 35
    107
    108extern const char riscv_gdb_stub_feature[64];
    109
    110#define kgdb_arch_gdb_stub_feature riscv_gdb_stub_feature
    111
    112#endif
    113#endif