1 /* SPDX-License-Identifier: GPL-2.0-or-later */
3 /***************************************************************************
4 * Copyright (C) 2011 by Broadcom Corporation *
5 * Evan Hunter - ehunter@broadcom.com *
6 ***************************************************************************/
8 #ifndef OPENOCD_RTOS_RTOS_H
9 #define OPENOCD_RTOS_RTOS_H
11 #include "server/server.h"
12 #include "target/target.h"
13 #include <helper/jim-nvp.h>
15 typedef int64_t threadid_t
;
16 typedef int64_t symbol_address_t
;
21 * Table should be terminated by an element with NULL in symbol_name
23 struct symbol_table_elem
{
24 const char *symbol_name
;
25 symbol_address_t address
;
29 struct thread_detail
{
32 char *thread_name_str
;
37 const struct rtos_type
*type
;
39 struct symbol_table_elem
*symbols
;
40 struct target
*target
;
41 /* add a context variable instead of global variable */
42 /* The thread currently selected by gdb. */
43 int64_t current_threadid
;
44 /* The currently selected thread according to the target. */
45 threadid_t current_thread
;
46 struct thread_detail
*thread_details
;
48 int (*gdb_thread_packet
)(struct connection
*connection
, char const *packet
, int packet_size
);
49 int (*gdb_target_for_threadid
)(struct connection
*connection
, int64_t thread_id
, struct target
**p_target
);
50 void *rtos_specific_params
;
61 bool (*detect_rtos
)(struct target
*target
);
62 int (*create
)(struct target
*target
);
63 int (*smp_init
)(struct target
*target
);
64 int (*update_threads
)(struct rtos
*rtos
);
65 /** Return a list of general registers, with their values filled out. */
66 int (*get_thread_reg_list
)(struct rtos
*rtos
, int64_t thread_id
,
67 struct rtos_reg
**reg_list
, int *num_regs
);
68 int (*get_thread_reg
)(struct rtos
*rtos
, int64_t thread_id
,
69 uint32_t reg_num
, struct rtos_reg
*reg
);
70 int (*get_symbol_list_to_lookup
)(struct symbol_table_elem
*symbol_list
[]);
71 int (*clean
)(struct target
*target
);
72 char * (*ps_command
)(struct target
*target
);
73 int (*set_reg
)(struct rtos
*rtos
, uint32_t reg_num
, uint8_t *reg_value
);
74 /* Implement these if different threads in the RTOS can see memory
75 * differently (for instance because address translation might be different
76 * for each thread). */
77 int (*read_buffer
)(struct rtos
*rtos
, target_addr_t address
, uint32_t size
,
79 int (*write_buffer
)(struct rtos
*rtos
, target_addr_t address
, uint32_t size
,
80 const uint8_t *buffer
);
83 struct stack_register_offset
{
84 unsigned short number
; /* register number */
85 signed short offset
; /* offset in bytes from stack head, or -1 to indicate
86 * register is not stacked, or -2 to indicate this is the
87 * stack pointer register */
88 unsigned short width_bits
;
91 struct rtos_register_stacking
{
92 unsigned char stack_registers_size
;
93 signed char stack_growth_direction
;
94 unsigned char num_output_registers
;
95 /* Some targets require evaluating the stack to determine the
96 * actual stack pointer for a process. If this field is NULL,
97 * just use stacking->stack_registers_size * stack_growth_direction
98 * to calculate adjustment.
100 target_addr_t (*calculate_process_stack
)(struct target
*target
,
101 const uint8_t *stack_data
,
102 const struct rtos_register_stacking
*stacking
,
103 target_addr_t stack_ptr
);
104 const struct stack_register_offset
*register_offsets
;
107 #define GDB_THREAD_PACKET_NOT_CONSUMED (-40)
109 int rtos_create(struct jim_getopt_info
*goi
, struct target
*target
);
110 void rtos_destroy(struct target
*target
);
111 int rtos_set_reg(struct connection
*connection
, int reg_num
,
113 int rtos_generic_stack_read(struct target
*target
,
114 const struct rtos_register_stacking
*stacking
,
116 struct rtos_reg
**reg_list
,
118 int gdb_thread_packet(struct connection
*connection
, char const *packet
, int packet_size
);
119 int rtos_get_gdb_reg(struct connection
*connection
, int reg_num
);
120 int rtos_get_gdb_reg_list(struct connection
*connection
);
121 int rtos_update_threads(struct target
*target
);
122 void rtos_free_threadlist(struct rtos
*rtos
);
123 int rtos_smp_init(struct target
*target
);
124 /* function for handling symbol access */
125 int rtos_qsymbol(struct connection
*connection
, char const *packet
, int packet_size
);
126 int rtos_read_buffer(struct target
*target
, target_addr_t address
,
127 uint32_t size
, uint8_t *buffer
);
128 int rtos_write_buffer(struct target
*target
, target_addr_t address
,
129 uint32_t size
, const uint8_t *buffer
);
131 #endif /* OPENOCD_RTOS_RTOS_H */