#include "config.h"
#endif
-#include "gdb_server.h"
-#include "target_request.h"
-#include "register.h"
+#include <target/breakpoints.h>
+#include <target/target_request.h>
+#include <target/register.h>
#include "server.h"
#include "flash.h"
-#include "image.h"
-#include "jtag.h"
+#include "gdb_server.h"
+#include <target/image.h>
+#include <jtag/jtag.h>
#if 0
static void gdb_log_callback(void *priv, const char *file, unsigned line,
const char *function, const char *string);
-/* number of gdb connections, mainly to supress gdb related debugging spam
+/* number of gdb connections, mainly to suppress gdb related debugging spam
* in helper/log.c when no gdb connections are actually active */
int gdb_actual_connections;
* see the code in gdb_read_memory_packet() for further explanations */
int gdb_report_data_abort = 0;
-int gdb_last_signal(target_t *target)
+int gdb_last_signal(struct target *target)
{
switch (target->debug_reason)
{
break;
case '+':
/* gdb sends a dummy ack '+' at every remote connect - see remote_start_remote (remote.c)
- * incase anyone tries to debug why they receive this warning every time */
+ * in case anyone tries to debug why they receive this warning every time */
LOG_WARNING("acknowledgment received, but no packet pending");
break;
case '-':
return retval;
}
-int gdb_output(struct command_context_s *context, const char* line)
+int gdb_output(struct command_context *context, const char* line)
{
/* this will be dumped to the log and also sent as an O packet if possible */
LOG_USER_N("%s", line);
}
-static void gdb_frontend_halted(struct target_s *target, struct connection *connection)
+static void gdb_frontend_halted(struct target *target, struct connection *connection)
{
struct gdb_connection *gdb_connection = connection->priv;
}
}
-int gdb_target_callback_event_handler(struct target_s *target, enum target_event event, void *priv)
+int gdb_target_callback_event_handler(struct target *target, enum target_event event, void *priv)
{
int retval;
struct connection *connection = priv;
gdb_actual_connections++;
LOG_DEBUG("New GDB Connection: %d, Target %s, state: %s",
gdb_actual_connections,
- gdb_service->target->cmd_name,
+ target_name(gdb_service->target),
target_state_name(gdb_service->target));
return ERROR_OK;
gdb_actual_connections--;
LOG_DEBUG("GDB Close, Target: %s, state: %s, gdb_actual_connections=%d",
- gdb_service->target->cmd_name,
+ target_name(gdb_service->target),
target_state_name(gdb_service->target),
gdb_actual_connections);
gdb_put_packet(connection, err, 3);
}
-int gdb_last_signal_packet(struct connection *connection, target_t *target, char* packet, int packet_size)
+int gdb_last_signal_packet(struct connection *connection, struct target *target, char* packet, int packet_size)
{
char sig_reply[4];
int signal;
return ERROR_OK;
}
-static int gdb_reg_pos(target_t *target, int pos, int len)
+static int gdb_reg_pos(struct target *target, int pos, int len)
{
if (target->endianness == TARGET_LITTLE_ENDIAN)
return pos;
* register might be non-divisible by 8(a byte), in which
* case an entire byte is shown.
*
- * NB! the format on the wire is the target endianess
+ * NB! the format on the wire is the target endianness
*
* The format of reg->value is little endian
*
*/
-void gdb_str_to_target(target_t *target, char *tstr, reg_t *reg)
+void gdb_str_to_target(struct target *target, char *tstr, struct reg *reg)
{
int i;
uint8_t *buf;
int buf_len;
buf = reg->value;
- buf_len = CEIL(reg->size, 8);
+ buf_len = DIV_ROUND_UP(reg->size, 8);
for (i = 0; i < buf_len; i++)
{
}
/* copy over in register buffer */
-void gdb_target_to_reg(target_t *target, char *tstr, int str_len, uint8_t *bin)
+void gdb_target_to_reg(struct target *target, char *tstr, int str_len, uint8_t *bin)
{
if (str_len % 2)
{
}
}
-int gdb_get_registers_packet(struct connection *connection, target_t *target, char* packet, int packet_size)
+int gdb_get_registers_packet(struct connection *connection, struct target *target, char* packet, int packet_size)
{
- reg_t **reg_list;
+ struct reg **reg_list;
int reg_list_size;
int retval;
int reg_packet_size = 0;
reg_packet_size += reg_list[i]->size;
}
- reg_packet = malloc(CEIL(reg_packet_size, 8) * 2);
+ reg_packet = malloc(DIV_ROUND_UP(reg_packet_size, 8) * 2);
reg_packet_p = reg_packet;
for (i = 0; i < reg_list_size; i++)
{
gdb_str_to_target(target, reg_packet_p, reg_list[i]);
- reg_packet_p += CEIL(reg_list[i]->size, 8) * 2;
+ reg_packet_p += DIV_ROUND_UP(reg_list[i]->size, 8) * 2;
}
#ifdef _DEBUG_GDB_IO_
{
char *reg_packet_p;
- reg_packet_p = strndup(reg_packet, CEIL(reg_packet_size, 8) * 2);
+ reg_packet_p = strndup(reg_packet, DIV_ROUND_UP(reg_packet_size, 8) * 2);
LOG_DEBUG("reg_packet: %s", reg_packet_p);
free(reg_packet_p);
}
#endif
- gdb_put_packet(connection, reg_packet, CEIL(reg_packet_size, 8) * 2);
+ gdb_put_packet(connection, reg_packet, DIV_ROUND_UP(reg_packet_size, 8) * 2);
free(reg_packet);
free(reg_list);
return ERROR_OK;
}
-int gdb_set_registers_packet(struct connection *connection, target_t *target, char *packet, int packet_size)
+int gdb_set_registers_packet(struct connection *connection, struct target *target, char *packet, int packet_size)
{
int i;
- reg_t **reg_list;
+ struct reg **reg_list;
int reg_list_size;
int retval;
char *packet_p;
for (i = 0; i < reg_list_size; i++)
{
uint8_t *bin_buf;
- int chars = (CEIL(reg_list[i]->size, 8) * 2);
+ int chars = (DIV_ROUND_UP(reg_list[i]->size, 8) * 2);
if (packet_p + chars > packet + packet_size)
{
LOG_ERROR("BUG: register packet is too small for registers");
}
- reg_arch_type_t *arch_type;
- bin_buf = malloc(CEIL(reg_list[i]->size, 8));
+ bin_buf = malloc(DIV_ROUND_UP(reg_list[i]->size, 8));
gdb_target_to_reg(target, packet_p, chars, bin_buf);
- /* get register arch_type, and call set method */
- arch_type = register_get_arch_type(reg_list[i]->arch_type);
-
- arch_type->set(reg_list[i], bin_buf);
+ reg_list[i]->type->set(reg_list[i], bin_buf);
/* advance packet pointer */
packet_p += chars;
free(bin_buf);
}
- /* free reg_t *reg_list[] array allocated by get_gdb_reg_list */
+ /* free struct reg *reg_list[] array allocated by get_gdb_reg_list */
free(reg_list);
gdb_put_packet(connection, "OK", 2);
return ERROR_OK;
}
-int gdb_get_register_packet(struct connection *connection, target_t *target, char *packet, int packet_size)
+int gdb_get_register_packet(struct connection *connection, struct target *target, char *packet, int packet_size)
{
char *reg_packet;
int reg_num = strtoul(packet + 1, NULL, 16);
- reg_t **reg_list;
+ struct reg **reg_list;
int reg_list_size;
int retval;
exit(-1);
}
- reg_packet = malloc(CEIL(reg_list[reg_num]->size, 8) * 2);
+ reg_packet = malloc(DIV_ROUND_UP(reg_list[reg_num]->size, 8) * 2);
gdb_str_to_target(target, reg_packet, reg_list[reg_num]);
- gdb_put_packet(connection, reg_packet, CEIL(reg_list[reg_num]->size, 8) * 2);
+ gdb_put_packet(connection, reg_packet, DIV_ROUND_UP(reg_list[reg_num]->size, 8) * 2);
free(reg_list);
free(reg_packet);
return ERROR_OK;
}
-int gdb_set_register_packet(struct connection *connection, target_t *target, char *packet, int packet_size)
+int gdb_set_register_packet(struct connection *connection, struct target *target, char *packet, int packet_size)
{
char *separator;
uint8_t *bin_buf;
int reg_num = strtoul(packet + 1, &separator, 16);
- reg_t **reg_list;
+ struct reg **reg_list;
int reg_list_size;
int retval;
- reg_arch_type_t *arch_type;
LOG_DEBUG("-");
}
/* convert from GDB-string (target-endian) to hex-string (big-endian) */
- bin_buf = malloc(CEIL(reg_list[reg_num]->size, 8));
- int chars = (CEIL(reg_list[reg_num]->size, 8) * 2);
+ bin_buf = malloc(DIV_ROUND_UP(reg_list[reg_num]->size, 8));
+ int chars = (DIV_ROUND_UP(reg_list[reg_num]->size, 8) * 2);
/* fix!!! add some sanity checks on packet size here */
gdb_target_to_reg(target, separator + 1, chars, bin_buf);
- /* get register arch_type, and call set method */
- arch_type = register_get_arch_type(reg_list[reg_num]->arch_type);
- arch_type->set(reg_list[reg_num], bin_buf);
+ reg_list[reg_num]->type->set(reg_list[reg_num], bin_buf);
gdb_put_packet(connection, "OK", 2);
*
* 8191 bytes by the looks of it. Why 8191 bytes instead of 8192?????
*/
-int gdb_read_memory_packet(struct connection *connection, target_t *target, char *packet, int packet_size)
+int gdb_read_memory_packet(struct connection *connection, struct target *target, char *packet, int packet_size)
{
char *separator;
uint32_t addr = 0;
return retval;
}
-int gdb_write_memory_packet(struct connection *connection, target_t *target, char *packet, int packet_size)
+int gdb_write_memory_packet(struct connection *connection, struct target *target, char *packet, int packet_size)
{
char *separator;
uint32_t addr = 0;
return retval;
}
-int gdb_write_memory_binary_packet(struct connection *connection, target_t *target, char *packet, int packet_size)
+int gdb_write_memory_binary_packet(struct connection *connection, struct target *target, char *packet, int packet_size)
{
char *separator;
uint32_t addr = 0;
return ERROR_OK;
}
-int gdb_step_continue_packet(struct connection *connection, target_t *target, char *packet, int packet_size)
+int gdb_step_continue_packet(struct connection *connection, struct target *target, char *packet, int packet_size)
{
int current = 0;
uint32_t address = 0x0;
return retval;
}
-int gdb_breakpoint_watchpoint_packet(struct connection *connection, target_t *target, char *packet, int packet_size)
+int gdb_breakpoint_watchpoint_packet(struct connection *connection, struct target *target, char *packet, int packet_size)
{
int type;
enum breakpoint_type bp_type = BKPT_SOFT /* dummy init to avoid warning */;
return 0;
}
-int gdb_calc_blocksize(flash_bank_t *bank)
+int gdb_calc_blocksize(struct flash_bank *bank)
{
uint32_t i;
uint32_t block_size = 0xffffffff;
static int compare_bank (const void * a, const void * b)
{
- flash_bank_t *b1, *b2;
- b1=*((flash_bank_t **)a);
- b2=*((flash_bank_t **)b);
+ struct flash_bank *b1, *b2;
+ b1=*((struct flash_bank **)a);
+ b2=*((struct flash_bank **)b);
if (b1->base == b2->base)
{
}
}
-int gdb_query_packet(struct connection *connection, target_t *target, char *packet, int packet_size)
+int gdb_query_packet(struct connection *connection, struct target *target, char *packet, int packet_size)
{
- command_context_t *cmd_ctx = connection->cmd_ctx;
+ struct command_context *cmd_ctx = connection->cmd_ctx;
struct gdb_connection *gdb_connection = connection->priv;
if (strstr(packet, "qRcmd,"))
* Normally we only execute this code once, but no big deal if we
* have to regenerate it a couple of times. */
- flash_bank_t *p;
+ struct flash_bank *p;
char *xml = NULL;
int size = 0;
int pos = 0;
read/write) by default for GDB.
GDB does not have a concept of non-cacheable read/write memory.
*/
- flash_bank_t **banks = malloc(sizeof(flash_bank_t *)*flash_get_bank_count());
+ struct flash_bank **banks = malloc(sizeof(struct flash_bank *)*flash_get_bank_count());
int i;
for (i = 0; i < flash_get_bank_count(); i++)
banks[i]=p;
}
- qsort(banks, flash_get_bank_count(), sizeof(flash_bank_t *), compare_bank);
+ qsort(banks, flash_get_bank_count(), sizeof(struct flash_bank *), compare_bank);
uint32_t ram_start = 0;
for (i = 0; i < flash_get_bank_count(); i++)
return ERROR_OK;
}
-int gdb_v_packet(struct connection *connection, target_t *target, char *packet, int packet_size)
+int gdb_v_packet(struct connection *connection, struct target *target, char *packet, int packet_size)
{
struct gdb_connection *gdb_connection = connection->priv;
struct gdb_service *gdb_service = connection->service->priv;
/* create a new image if there isn't already one */
if (gdb_connection->vflash_image == NULL)
{
- gdb_connection->vflash_image = malloc(sizeof(image_t));
+ gdb_connection->vflash_image = malloc(sizeof(struct image));
image_open(gdb_connection->vflash_image, "", "build");
}
return ERROR_OK;
}
-int gdb_detach(struct connection *connection, target_t *target)
+int gdb_detach(struct connection *connection, struct target *target)
{
struct gdb_service *gdb_service = connection->service->priv;
int gdb_input_inner(struct connection *connection)
{
struct gdb_service *gdb_service = connection->service->priv;
- target_t *target = gdb_service->target;
+ struct target *target = gdb_service->target;
char *packet = gdb_packet_buffer;
int packet_size;
int retval;
watchpoint_clear_target(gdb_service->target);
command_run_linef(connection->cmd_ctx,
"ocd_gdb_restart %s",
- target->cmd_name);
+ target_name(target));
break;
default:
- /* ignore unkown packets */
+ /* ignore unknown packets */
LOG_DEBUG("ignoring 0x%2.2x packet", packet[0]);
gdb_put_packet(connection, NULL, 0);
break;
return ERROR_OK;
}
-int gdb_init(void)
+static int gdb_target_start(struct target *target, uint16_t port)
{
- struct gdb_service *gdb_service;
- target_t *target = all_targets;
+ bool use_pipes = 0 == port;
+ struct gdb_service *gdb_service = malloc(sizeof(struct gdb_service));
+ if (NULL == gdb_service)
+ return -ENOMEM;
- if (!target)
- {
- LOG_WARNING("no gdb ports allocated as no target has been specified");
- return ERROR_OK;
- }
+ gdb_service->target = target;
+
+ add_service("gdb", use_pipes ? CONNECTION_PIPE : CONNECTION_TCP,
+ port, 1, &gdb_new_connection, &gdb_input,
+ &gdb_connection_closed, gdb_service);
+ const char *name = target_name(target);
+ if (use_pipes)
+ LOG_DEBUG("gdb service for target '%s' using pipes", name);
+ else
+ LOG_DEBUG("gdb service for target '%s' on TCP port %u", name, port);
+ return ERROR_OK;
+}
+
+int gdb_target_add_one(struct target *target)
+{
if (gdb_port == 0 && server_use_pipes == 0)
{
LOG_INFO("gdb port disabled");
return ERROR_OK;
}
- if (server_use_pipes)
+ bool use_pipes = server_use_pipes;
+ static bool server_started_with_pipes = false;
+ if (server_started_with_pipes)
{
- /* only a single gdb connection when using a pipe */
+ LOG_WARNING("gdb service permits one target when using pipes");
+ if (0 == gdb_port)
+ return ERROR_OK;
- gdb_service = malloc(sizeof(struct gdb_service));
- gdb_service->target = target;
+ use_pipes = false;
+ }
+
+ int e = gdb_target_start(target, use_pipes ? 0 : gdb_port++);
+ if (ERROR_OK == e)
+ server_started_with_pipes |= use_pipes;
- add_service("gdb", CONNECTION_PIPE, 0, 1, gdb_new_connection, gdb_input, gdb_connection_closed, gdb_service);
+ return e;
+}
- LOG_DEBUG("gdb service for target %s using pipes",
- target_get_name(target));
+int gdb_target_add_all(struct target *target)
+{
+ if (NULL == target)
+ {
+ LOG_WARNING("gdb services need one or more targets defined");
+ return ERROR_OK;
}
- else
+
+ while (NULL != target)
{
- unsigned short port = gdb_port;
+ int retval = gdb_target_add_one(target);
+ if (ERROR_OK != retval)
+ return retval;
- while (target)
- {
- gdb_service = malloc(sizeof(struct gdb_service));
- gdb_service->target = target;
-
- add_service("gdb", CONNECTION_TCP,
- port, 1,
- gdb_new_connection, gdb_input,
- gdb_connection_closed, gdb_service);
-
- LOG_DEBUG("gdb service for target %s at TCP port %i",
- target_get_name(target),
- port);
- target = target->next;
- port++;
- }
+ target = target->next;
}
return ERROR_OK;
COMMAND_HANDLER(handle_gdb_sync_command)
{
- if (argc != 0)
+ if (CMD_ARGC != 0)
{
return ERROR_COMMAND_SYNTAX_ERROR;
}
if (current_gdb_connection == NULL)
{
- command_print(cmd_ctx,
+ command_print(CMD_CTX,
"gdb_sync command can only be run from within gdb using \"monitor gdb_sync\"");
return ERROR_FAIL;
}
COMMAND_HANDLER(handle_gdb_memory_map_command)
{
- if (argc == 1)
- {
- if (strcmp(args[0], "enable") == 0)
- {
- gdb_use_memory_map = 1;
- return ERROR_OK;
- }
- else if (strcmp(args[0], "disable") == 0)
- {
- gdb_use_memory_map = 0;
- return ERROR_OK;
- }
- else
- LOG_WARNING("invalid gdb_memory_map configuration directive %s", args[0]);
- }
+ if (CMD_ARGC == 1)
+ COMMAND_PARSE_ENABLE(CMD_ARGV[0], gdb_use_memory_map);
return ERROR_COMMAND_SYNTAX_ERROR;
}
COMMAND_HANDLER(handle_gdb_flash_program_command)
{
- if (argc == 1)
- {
- if (strcmp(args[0], "enable") == 0)
- {
- gdb_flash_program = 1;
- return ERROR_OK;
- }
- else if (strcmp(args[0], "disable") == 0)
- {
- gdb_flash_program = 0;
- return ERROR_OK;
- }
- else
- LOG_WARNING("invalid gdb_flash_program configuration directive: %s", args[0]);
- }
+ if (CMD_ARGC == 1)
+ COMMAND_PARSE_ENABLE(CMD_ARGV[0], gdb_flash_program);
return ERROR_COMMAND_SYNTAX_ERROR;
}
COMMAND_HANDLER(handle_gdb_report_data_abort_command)
{
- if (argc == 1)
- {
- if (strcmp(args[0], "enable") == 0)
- {
- gdb_report_data_abort = 1;
- return ERROR_OK;
- }
- else if (strcmp(args[0], "disable") == 0)
- {
- gdb_report_data_abort = 0;
- return ERROR_OK;
- }
- else
- LOG_WARNING("invalid gdb_report_data_abort configuration directive: %s", args[0]);
- }
+ if (CMD_ARGC == 1)
+ COMMAND_PARSE_ENABLE(CMD_ARGV[0], gdb_report_data_abort);
return ERROR_COMMAND_SYNTAX_ERROR;
}
/* gdb_breakpoint_override */
COMMAND_HANDLER(handle_gdb_breakpoint_override_command)
{
- if (argc == 0)
+ if (CMD_ARGC == 0)
{
- } else if (argc == 1)
+ } else if (CMD_ARGC == 1)
{
gdb_breakpoint_override = 1;
- if (strcmp(args[0], "hard") == 0)
+ if (strcmp(CMD_ARGV[0], "hard") == 0)
{
gdb_breakpoint_override_type = BKPT_HARD;
- } else if (strcmp(args[0], "soft") == 0)
+ } else if (strcmp(CMD_ARGV[0], "soft") == 0)
{
gdb_breakpoint_override_type = BKPT_SOFT;
- } else if (strcmp(args[0], "disable") == 0)
+ } else if (strcmp(CMD_ARGV[0], "disable") == 0)
{
gdb_breakpoint_override = 0;
}
LOG_USER("force %s breakpoints", (gdb_breakpoint_override_type == BKPT_HARD)?"hard":"soft");
} else
{
- LOG_USER("breakpoint type is not overriden");
+ LOG_USER("breakpoint type is not overridden");
}
return ERROR_OK;
}
-int gdb_register_commands(command_context_t *command_context)
+static const struct command_registration gdb_command_handlers[] = {
+ {
+ .name = "gdb_sync",
+ .handler = &handle_gdb_sync_command,
+ .mode = COMMAND_ANY,
+ .help = "next stepi will return immediately allowing "
+ "GDB to fetch register state without affecting "
+ "target state",
+ },
+ {
+ .name = "gdb_port",
+ .handler = &handle_gdb_port_command,
+ .mode = COMMAND_ANY,
+ .help = "daemon configuration command gdb_port",
+ .usage = "<port>",
+ },
+ {
+ .name = "gdb_memory_map",
+ .handler = &handle_gdb_memory_map_command,
+ .mode = COMMAND_CONFIG,
+ .help = "enable or disable memory map",
+ .usage = "enable|disable"
+ },
+ {
+ .name = "gdb_flash_program",
+ .handler = &handle_gdb_flash_program_command,
+ .mode = COMMAND_CONFIG,
+ .help = "enable or disable flash program",
+ .usage = "enable|disable"
+ },
+ {
+ .name = "gdb_report_data_abort",
+ .handler = &handle_gdb_report_data_abort_command,
+ .mode = COMMAND_CONFIG,
+ .help = "enable or disable reporting data aborts",
+ .usage = "enable|disable"
+ },
+ {
+ .name = "gdb_breakpoint_override",
+ .handler = &handle_gdb_breakpoint_override_command,
+ .mode = COMMAND_EXEC,
+ .help = "force type of breakpoint "
+ "used by gdb 'break' commands.",
+ .usage = "hard|soft|disable",
+ },
+ COMMAND_REGISTRATION_DONE
+};
+
+int gdb_register_commands(struct command_context *cmd_ctx)
{
- register_command(command_context, NULL, "gdb_sync",
- handle_gdb_sync_command, COMMAND_ANY,
- "next stepi will return immediately allowing GDB to "
- "fetch register state without affecting target state");
- register_command(command_context, NULL, "gdb_port",
- handle_gdb_port_command, COMMAND_ANY,
- "daemon configuration command gdb_port");
- register_command(command_context, NULL, "gdb_memory_map",
- handle_gdb_memory_map_command, COMMAND_CONFIG,
- "enable or disable memory map");
- register_command(command_context, NULL, "gdb_flash_program",
- handle_gdb_flash_program_command, COMMAND_CONFIG,
- "enable or disable flash program");
- register_command(command_context, NULL, "gdb_report_data_abort",
- handle_gdb_report_data_abort_command, COMMAND_CONFIG,
- "enable or disable reporting data aborts");
- register_command(command_context, NULL, "gdb_breakpoint_override",
- handle_gdb_breakpoint_override_command, COMMAND_EXEC,
- "hard/soft/disable - force type of breakpoint "
- "used by gdb 'break' commands.");
- return ERROR_OK;
+ return register_commands(cmd_ctx, NULL, gdb_command_handlers);
}
projects / fw / openocd / blobdiff