1 /* Target-dependent code for the S+core architecture, for GDB,
4 Copyright (C) 2006, 2007, 2008, 2009 Free Software Foundation, Inc.
6 Contributed by Qinwei (qinwei@sunnorth.com.cn)
7 Contributed by Ching-Peng Lin (cplin@sunplus.com)
9 This file is part of GDB.
11 This program is free software; you can redistribute it and/or modify
12 it under the terms of the GNU General Public License as published by
13 the Free Software Foundation; either version 3 of the License, or
14 (at your option) any later version.
16 This program is distributed in the hope that it will be useful,
17 but WITHOUT ANY WARRANTY; without even the implied warranty of
18 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 GNU General Public License for more details.
21 You should have received a copy of the GNU General Public License
22 along with this program. If not, see <http://www.gnu.org/licenses/>. */
38 #define SCORE_A0_REGNUM 4
39 #define SCORE_A1_REGNUM 5
40 #define SCORE_REGSIZE 4
41 #define SCORE7_NUM_REGS 56
42 #define SCORE3_NUM_REGS 50
43 #define SCORE_BEGIN_ARG_REGNUM 4
44 #define SCORE_LAST_ARG_REGNUM 7
46 #define SCORE_INSTLEN 4
47 #define SCORE16_INSTLEN 2
49 /* Forward declarations. */
52 /* Target-dependent structure in gdbarch */
55 /* Cached core file helpers. */
56 struct regset *gregset;
59 /* Linux Core file support (dirty hack)
61 S+core Linux register set definition, copy from S+core Linux */
63 /* Pad bytes for argument save space on the stack. */
64 unsigned long pad0[6]; /* may be 4,MIPS accept 6var,SCore accepts 4 Var--yuchen */
66 /* Saved main processor registers. */
67 unsigned long orig_r4;
68 unsigned long regs[32];
70 /* Other saved registers. */
74 unsigned long sr0; /*cnt*/
75 unsigned long sr1; /*lcr*/
76 unsigned long sr2; /*scr*/
78 /* saved cp0 registers */
79 unsigned long cp0_epc;
80 unsigned long cp0_ema;
81 unsigned long cp0_psr;
82 unsigned long cp0_ecr;
83 unsigned long cp0_condition;
86 typedef struct pt_regs elf_gregset_t;
90 #include <breakpoint.h>
92 int soc_gh_can_use_watch(int type, int cnt);
93 int soc_gh_add_watch(unsigned int addr, int len, int type);
94 int soc_gh_del_watch(unsigned int addr, int len, int type);
95 int soc_gh_stopped_by_watch(void);
96 int soc_gh_add_hardbp(unsigned int addr);
97 int soc_gh_del_hardbp(unsigned int addr);
99 int score_target_can_use_watch(int type, int cnt, int ot);
100 int score_stopped_by_watch(void);
101 int score_target_insert_watchpoint (CORE_ADDR addr, int len, int type);
102 int score_target_remove_watchpoint (CORE_ADDR addr, int len, int type);
103 int score_target_insert_hw_breakpoint (struct gdbarch *gdbarch, struct bp_target_info * bp_tgt);
104 int score_target_remove_hw_breakpoint (struct gdbarch *gdbarch, struct bp_target_info * bp_tgt);
106 #define TARGET_HAS_HARDWARE_WATCHPOINTS
108 #ifdef TARGET_CAN_USE_HARDWARE_WATCHPOINT
109 #undef TARGET_CAN_USE_HARDWARE_WATCHPOINT
111 #define TARGET_CAN_USE_HARDWARE_WATCHPOINT(type, cnt, ot) \
112 score_target_can_use_watch(type, cnt, ot)
115 #ifdef STOPPED_BY_WATCHPOINT
116 #undef STOPPED_BY_WATCHPOINT
118 #define STOPPED_BY_WATCHPOINT(w) \
119 score_stopped_by_watch()
122 #ifdef target_insert_watchpoint
123 #undef target_insert_watchpoint
125 #define target_insert_watchpoint(addr, len, type) \
126 score_target_insert_watchpoint (addr, len, type)
129 #ifdef target_remove_watchpoint
130 #undef target_remove_watchpoint
132 #define target_remove_watchpoint(addr, len, type) \
133 score_target_remove_watchpoint (addr, len, type)
136 #ifdef target_insert_hw_breakpoint
137 #undef target_insert_hw_breakpoint
139 #define target_insert_hw_breakpoint(gdbarch, bp_tgt) \
140 score_target_insert_hw_breakpoint (gdbarch, bp_tgt)
143 #ifdef target_remove_hw_breakpoint
144 #undef target_remove_hw_breakpoint
146 #define target_remove_hw_breakpoint(gdbarch, bp_tgt) \
147 score_target_remove_hw_breakpoint (gdbarch, bp_tgt)
150 #endif /* WITH_SIM */
152 #endif /* SCORE_TDEP_H */