1 /***************************************************************************
2 * Copyright (C) 2009 by David Brownell *
4 * This program is free software; you can redistribute it and/or modify *
5 * it under the terms of the GNU General Public License as published by *
6 * the Free Software Foundation; either version 2 of the License, or *
7 * (at your option) any later version. *
9 * This program is distributed in the hope that it will be useful, *
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
12 * GNU General Public License for more details. *
14 * You should have received a copy of the GNU General Public License *
15 * along with this program; if not, write to the *
16 * Free Software Foundation, Inc., *
17 * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
18 ***************************************************************************/
22 #include "arm_adi_v5.h"
24 #include "armv4_5_mmu.h"
25 #include "armv4_5_cache.h"
27 typedef enum armv7a_mode
40 extern char **armv7a_mode_strings
;
42 typedef enum armv7a_state
50 extern char *armv7a_state_strings
[];
52 extern int armv7a_core_reg_map
[8][17];
54 #define ARMV7A_CORE_REG_MODE(cache, mode, num) \
55 cache->reg_list[armv7a_core_reg_map[armv7a_mode_to_number(mode)][num]]
56 #define ARMV7A_CORE_REG_MODENUM(cache, mode, num) \
57 cache->reg_list[armv7a_core_reg_map[mode][num]]
65 /* offsets into armv4_5 core register cache */
76 #define ARMV7_COMMON_MAGIC 0x0A450999
78 /* VA to PA translation operations opc2 values*/
91 struct reg_cache
*core_cache
;
92 enum armv7a_mode core_mode
;
93 enum armv7a_state core_state
;
95 /* arm adp debug port */
96 struct swjdp_common swjdp_info
;
103 /* Cache and Memory Management Unit */
104 struct armv4_5_mmu_common armv4_5_mmu
;
105 struct arm armv4_5_common
;
107 // int (*full_context)(struct target *target);
108 // int (*read_core_reg)(struct target *target, int num, enum armv7a_mode mode);
109 // int (*write_core_reg)(struct target *target, int num, enum armv7a_mode mode, u32 value);
110 int (*read_cp15
)(struct target
*target
,
111 uint32_t op1
, uint32_t op2
,
112 uint32_t CRn
, uint32_t CRm
, uint32_t *value
);
113 int (*write_cp15
)(struct target
*target
,
114 uint32_t op1
, uint32_t op2
,
115 uint32_t CRn
, uint32_t CRm
, uint32_t value
);
117 int (*examine_debug_reason
)(struct target
*target
);
118 void (*post_debug_entry
)(struct target
*target
);
120 void (*pre_restore_context
)(struct target
*target
);
121 void (*post_restore_context
)(struct target
*target
);
125 static inline struct armv7a_common
*
126 target_to_armv7a(struct target
*target
)
128 return container_of(target
->arch_info
, struct armv7a_common
,
132 struct armv7a_algorithm
136 enum armv7a_mode core_mode
;
137 enum armv7a_state core_state
;
140 struct armv7a_core_reg
143 enum armv7a_mode mode
;
144 struct target
*target
;
145 struct armv7a_common
*armv7a_common
;
148 int armv7a_arch_state(struct target
*target
);
149 struct reg_cache
*armv7a_build_reg_cache(struct target
*target
,
150 struct armv7a_common
*armv7a_common
);
151 int armv7a_register_commands(struct command_context
*cmd_ctx
);
152 int armv7a_init_arch_info(struct target
*target
, struct armv7a_common
*armv7a
);
154 /* map psr mode bits to linear number */
155 static inline int armv7a_mode_to_number(enum armv7a_mode mode
)
159 case ARMV7A_MODE_USR
: return 0; break;
160 case ARMV7A_MODE_FIQ
: return 1; break;
161 case ARMV7A_MODE_IRQ
: return 2; break;
162 case ARMV7A_MODE_SVC
: return 3; break;
163 case ARMV7A_MODE_ABT
: return 4; break;
164 case ARMV7A_MODE_UND
: return 5; break;
165 case ARMV7A_MODE_SYS
: return 6; break;
166 case ARMV7A_MODE_MON
: return 7; break;
167 case ARMV7A_MODE_ANY
: return 0; break; /* map MODE_ANY to user mode */
169 LOG_ERROR("invalid mode value encountered, val %d", mode
);
174 /* map linear number to mode bits */
175 static inline enum armv7a_mode
armv7a_number_to_mode(int number
)
179 case 0: return ARMV7A_MODE_USR
; break;
180 case 1: return ARMV7A_MODE_FIQ
; break;
181 case 2: return ARMV7A_MODE_IRQ
; break;
182 case 3: return ARMV7A_MODE_SVC
; break;
183 case 4: return ARMV7A_MODE_ABT
; break;
184 case 5: return ARMV7A_MODE_UND
; break;
185 case 6: return ARMV7A_MODE_SYS
; break;
186 case 7: return ARMV7A_MODE_MON
; break;
188 LOG_ERROR("mode index out of bounds");
189 return ARMV7A_MODE_ANY
;
194 #endif /* ARMV4_5_H */
Linking to existing account procedure
If you already have an account and want to add another login method
you
MUST first sign in with your existing account and
then change URL to read
https://review.openocd.org/login/?link
to get to this page again but this time it'll work for linking. Thank you.
SSH host keys fingerprints
1024 SHA256:YKx8b7u5ZWdcbp7/4AeXNaqElP49m6QrwfXaqQGJAOk gerrit-code-review@openocd.zylin.com (DSA)
384 SHA256:jHIbSQa4REvwCFG4cq5LBlBLxmxSqelQPem/EXIrxjk gerrit-code-review@openocd.org (ECDSA)
521 SHA256:UAOPYkU9Fjtcao0Ul/Rrlnj/OsQvt+pgdYSZ4jOYdgs gerrit-code-review@openocd.org (ECDSA)
256 SHA256:A13M5QlnozFOvTllybRZH6vm7iSt0XLxbA48yfc2yfY gerrit-code-review@openocd.org (ECDSA)
256 SHA256:spYMBqEYoAOtK7yZBrcwE8ZpYt6b68Cfh9yEVetvbXg gerrit-code-review@openocd.org (ED25519)
+--[ED25519 256]--+
|=.. |
|+o.. . |
|*.o . . |
|+B . . . |
|Bo. = o S |
|Oo.+ + = |
|oB=.* = . o |
| =+=.+ + E |
|. .=o . o |
+----[SHA256]-----+
2048 SHA256:0Onrb7/PHjpo6iVZ7xQX2riKN83FJ3KGU0TvI0TaFG4 gerrit-code-review@openocd.zylin.com (RSA)