include/asm/kgdb.h

0001 /* SPDX-License-Identifier: GPL-2.0 */
0002 #ifndef _SPARC_KGDB_H
0003 #define _SPARC_KGDB_H
0004
0005 #ifdef CONFIG_SPARC32
0006 #define BUFMAX          2048
0007 #else
0008 #define BUFMAX          4096
0009 #endif
0010
0011 enum regnames {
0012     GDB_G0, GDB_G1, GDB_G2, GDB_G3, GDB_G4, GDB_G5, GDB_G6, GDB_G7,
0013     GDB_O0, GDB_O1, GDB_O2, GDB_O3, GDB_O4, GDB_O5, GDB_SP, GDB_O7,
0014     GDB_L0, GDB_L1, GDB_L2, GDB_L3, GDB_L4, GDB_L5, GDB_L6, GDB_L7,
0015     GDB_I0, GDB_I1, GDB_I2, GDB_I3, GDB_I4, GDB_I5, GDB_FP, GDB_I7,
0016     GDB_F0,
0017     GDB_F31 = GDB_F0 + 31,
0018 #ifdef CONFIG_SPARC32
0019     GDB_Y, GDB_PSR, GDB_WIM, GDB_TBR, GDB_PC, GDB_NPC,
0020     GDB_FSR, GDB_CSR,
0021 #else
0022     GDB_F32 = GDB_F0 + 32,
0023     GDB_F62 = GDB_F32 + 15,
0024     GDB_PC, GDB_NPC, GDB_STATE, GDB_FSR, GDB_FPRS, GDB_Y,
0025 #endif
0026 };
0027
0028 #ifdef CONFIG_SPARC32
0029 #define NUMREGBYTES     ((GDB_CSR + 1) * 4)
0030 #else
0031 #define NUMREGBYTES     ((GDB_Y + 1) * 8)
0032 #endif
0033
0034 struct pt_regs;
0035 asmlinkage void kgdb_trap(unsigned long trap_level, struct pt_regs *regs);
0036
0037 void arch_kgdb_breakpoint(void);
0038
0039 #define BREAK_INSTR_SIZE    4
0040 #define CACHE_FLUSH_IS_SAFE 1
0041
0042 #endif /* _SPARC_KGDB_H */