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 ***************************************************************************/
24 #include "arm_adi_v5.h"
26 #include "armv4_5_mmu.h"
27 #include "armv4_5_cache.h"
29 typedef enum armv7a_mode
42 extern char **armv7a_mode_strings
;
44 typedef enum armv7a_state
52 extern char *armv7a_state_strings
[];
54 extern int armv7a_core_reg_map
[8][17];
56 #define ARMV7A_CORE_REG_MODE(cache, mode, num) \
57 cache->reg_list[armv7a_core_reg_map[armv7a_mode_to_number(mode)][num]]
58 #define ARMV7A_CORE_REG_MODENUM(cache, mode, num) \
59 cache->reg_list[armv7a_core_reg_map[mode][num]]
67 /* offsets into armv4_5 core register cache */
78 #define ARMV4_5_COMMON_MAGIC 0x0A450A45
79 #define ARMV7_COMMON_MAGIC 0x0A450999
81 /* VA to PA translation operations opc2 values*/
94 struct reg_cache
*core_cache
;
95 enum armv7a_mode core_mode
;
96 enum armv7a_state core_state
;
98 /* arm adp debug port */
99 struct swjdp_common swjdp_info
;
101 /* Core Debug Unit */
106 /* Cache and Memory Management Unit */
107 struct armv4_5_mmu_common armv4_5_mmu
;
108 struct arm armv4_5_common
;
110 // int (*full_context)(struct target *target);
111 // int (*read_core_reg)(struct target *target, int num, enum armv7a_mode mode);
112 // int (*write_core_reg)(struct target *target, int num, enum armv7a_mode mode, u32 value);
113 int (*read_cp15
)(struct target
*target
,
114 uint32_t op1
, uint32_t op2
,
115 uint32_t CRn
, uint32_t CRm
, uint32_t *value
);
116 int (*write_cp15
)(struct target
*target
,
117 uint32_t op1
, uint32_t op2
,
118 uint32_t CRn
, uint32_t CRm
, uint32_t value
);
120 int (*examine_debug_reason
)(struct target
*target
);
121 void (*post_debug_entry
)(struct target
*target
);
123 void (*pre_restore_context
)(struct target
*target
);
124 void (*post_restore_context
)(struct target
*target
);
128 static inline struct armv7a_common
*
129 target_to_armv7a(struct target
*target
)
131 return container_of(target
->arch_info
, struct armv7a_common
,
135 struct armv7a_algorithm
139 enum armv7a_mode core_mode
;
140 enum armv7a_state core_state
;
143 struct armv7a_core_reg
146 enum armv7a_mode mode
;
147 struct target
*target
;
148 struct armv7a_common
*armv7a_common
;
151 int armv7a_arch_state(struct target
*target
);
152 struct reg_cache
*armv7a_build_reg_cache(struct target
*target
,
153 struct armv7a_common
*armv7a_common
);
154 int armv7a_register_commands(struct command_context
*cmd_ctx
);
155 int armv7a_init_arch_info(struct target
*target
, struct armv7a_common
*armv7a
);
157 /* map psr mode bits to linear number */
158 static inline int armv7a_mode_to_number(enum armv7a_mode mode
)
162 case ARMV7A_MODE_USR
: return 0; break;
163 case ARMV7A_MODE_FIQ
: return 1; break;
164 case ARMV7A_MODE_IRQ
: return 2; break;
165 case ARMV7A_MODE_SVC
: return 3; break;
166 case ARMV7A_MODE_ABT
: return 4; break;
167 case ARMV7A_MODE_UND
: return 5; break;
168 case ARMV7A_MODE_SYS
: return 6; break;
169 case ARMV7A_MODE_MON
: return 7; break;
170 case ARMV7A_MODE_ANY
: return 0; break; /* map MODE_ANY to user mode */
172 LOG_ERROR("invalid mode value encountered, val %d", mode
);
177 /* map linear number to mode bits */
178 static inline enum armv7a_mode
armv7a_number_to_mode(int number
)
182 case 0: return ARMV7A_MODE_USR
; break;
183 case 1: return ARMV7A_MODE_FIQ
; break;
184 case 2: return ARMV7A_MODE_IRQ
; break;
185 case 3: return ARMV7A_MODE_SVC
; break;
186 case 4: return ARMV7A_MODE_ABT
; break;
187 case 5: return ARMV7A_MODE_UND
; break;
188 case 6: return ARMV7A_MODE_SYS
; break;
189 case 7: return ARMV7A_MODE_MON
; break;
191 LOG_ERROR("mode index out of bounds");
192 return ARMV7A_MODE_ANY
;
197 #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)