riscv-openocd/src/target/target.c

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/***************************************************************************
* Copyright (C) 2005 by Dominic Rath *
* Dominic.Rath@gmx.de *
* *
* Copyright (C) 2007,2008 <EFBFBD>yvind Harboe *
* oyvind.harboe@zylin.com *
* *
* Copyright (C) 2008, Duane Ellis *
* openocd@duaneeellis.com *
* *
* Copyright (C) 2008 by Spencer Oliver *
* spen@spen-soft.co.uk *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "replacements.h"
#include "target.h"
#include "target_request.h"
#include "log.h"
#include "configuration.h"
#include "binarybuffer.h"
#include "jtag.h"
#include <string.h>
#include <stdlib.h>
#include <inttypes.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
#include <errno.h>
#include <sys/time.h>
#include <time.h>
#include <time_support.h>
#include <fileio.h>
#include <image.h>
static int USE_OLD_RESET = 0; // temp
int cli_target_callback_event_handler(struct target_s *target, enum target_event event, void *priv);
int handle_targets_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
int handle_working_area_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
int handle_reg_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
int handle_poll_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
int handle_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
int handle_wait_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
int handle_NEWreset_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
int handle_reset_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
int handle_soft_reset_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
int handle_resume_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
int handle_step_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
int handle_md_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
int handle_mw_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
int handle_load_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
int handle_dump_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
int handle_verify_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
int handle_bp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
int handle_rbp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
int handle_wp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
int handle_rwp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
int handle_virt2phys_command(command_context_t *cmd_ctx, char *cmd, char **args, int argc);
int handle_profile_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
static int jim_array2mem(Jim_Interp *interp, int argc, Jim_Obj *const *argv);
static int jim_mem2array(Jim_Interp *interp, int argc, Jim_Obj *const *argv);
static int jim_target( Jim_Interp *interp, int argc, Jim_Obj *const *argv);
static int target_array2mem(Jim_Interp *interp, target_t *target, int argc, Jim_Obj *const *argv);
static int target_mem2array(Jim_Interp *interp, target_t *target, int argc, Jim_Obj *const *argv);
/* targets */
extern target_type_t arm7tdmi_target;
extern target_type_t arm720t_target;
extern target_type_t arm9tdmi_target;
extern target_type_t arm920t_target;
extern target_type_t arm966e_target;
extern target_type_t arm926ejs_target;
extern target_type_t feroceon_target;
extern target_type_t xscale_target;
extern target_type_t cortexm3_target;
extern target_type_t arm11_target;
extern target_type_t mips_m4k_target;
target_type_t *target_types[] =
{
&arm7tdmi_target,
&arm9tdmi_target,
&arm920t_target,
&arm720t_target,
&arm966e_target,
&arm926ejs_target,
&feroceon_target,
&xscale_target,
&cortexm3_target,
&arm11_target,
&mips_m4k_target,
NULL,
};
target_t *all_targets = NULL;
target_event_callback_t *target_event_callbacks = NULL;
target_timer_callback_t *target_timer_callbacks = NULL;
const Jim_Nvp nvp_assert[] = {
{ .name = "assert", NVP_ASSERT },
{ .name = "deassert", NVP_DEASSERT },
{ .name = "T", NVP_ASSERT },
{ .name = "F", NVP_DEASSERT },
{ .name = "t", NVP_ASSERT },
{ .name = "f", NVP_DEASSERT },
{ .name = NULL, .value = -1 }
};
const Jim_Nvp nvp_error_target[] = {
{ .value = ERROR_TARGET_INVALID, .name = "err-invalid" },
{ .value = ERROR_TARGET_INIT_FAILED, .name = "err-init-failed" },
{ .value = ERROR_TARGET_TIMEOUT, .name = "err-timeout" },
{ .value = ERROR_TARGET_NOT_HALTED, .name = "err-not-halted" },
{ .value = ERROR_TARGET_FAILURE, .name = "err-failure" },
{ .value = ERROR_TARGET_UNALIGNED_ACCESS , .name = "err-unaligned-access" },
{ .value = ERROR_TARGET_DATA_ABORT , .name = "err-data-abort" },
{ .value = ERROR_TARGET_RESOURCE_NOT_AVAILABLE , .name = "err-resource-not-available" },
{ .value = ERROR_TARGET_TRANSLATION_FAULT , .name = "err-translation-fault" },
{ .value = ERROR_TARGET_NOT_RUNNING, .name = "err-not-running" },
{ .value = ERROR_TARGET_NOT_EXAMINED, .name = "err-not-examined" },
{ .value = -1, .name = NULL }
};
const char *target_strerror_safe( int err )
{
const Jim_Nvp *n;
n = Jim_Nvp_value2name_simple( nvp_error_target, err );
if( n->name == NULL ){
return "unknown";
} else {
return n->name;
}
}
const Jim_Nvp nvp_target_event[] = {
{ .value = TARGET_EVENT_OLD_pre_reset , .name = "old-pre_reset" },
{ .value = TARGET_EVENT_OLD_gdb_program_config , .name = "old-gdb_program_config" },
{ .value = TARGET_EVENT_OLD_post_reset , .name = "old-post_reset" },
{ .value = TARGET_EVENT_OLD_pre_resume , .name = "old-pre_resume" },
{ .value = TARGET_EVENT_EARLY_HALTED, .name = "early-halted" },
{ .value = TARGET_EVENT_HALTED, .name = "halted" },
{ .value = TARGET_EVENT_RESUMED, .name = "resumed" },
{ .value = TARGET_EVENT_RESUME_START, .name = "resume-start" },
{ .value = TARGET_EVENT_RESUME_END, .name = "resume-end" },
/* historical name */
{ .value = TARGET_EVENT_RESET_START, .name = "reset-start" },
{ .value = TARGET_EVENT_RESET_ASSERT_PRE, .name = "reset-assert-pre" },
{ .value = TARGET_EVENT_RESET_ASSERT_POST, .name = "reset-assert-post" },
{ .value = TARGET_EVENT_RESET_DEASSERT_PRE, .name = "reset-deassert-pre" },
{ .value = TARGET_EVENT_RESET_DEASSERT_POST, .name = "reset-deassert-post" },
{ .value = TARGET_EVENT_RESET_HALT_PRE, .name = "reset-halt-pre" },
{ .value = TARGET_EVENT_RESET_HALT_POST, .name = "reset-halt-post" },
{ .value = TARGET_EVENT_RESET_WAIT_PRE, .name = "reset-wait-pre" },
{ .value = TARGET_EVENT_RESET_WAIT_POST, .name = "reset-wait-post" },
{ .value = TARGET_EVENT_RESET_INIT , .name = "reset-init" },
{ .value = TARGET_EVENT_RESET_END, .name = "reset-end" },
{ .value = TARGET_EVENT_EXAMINE_START, .name = "examine-start" },
{ .value = TARGET_EVENT_EXAMINE_START, .name = "examine-end" },
{ .value = TARGET_EVENT_DEBUG_HALTED, .name = "debug-halted" },
{ .value = TARGET_EVENT_DEBUG_RESUMED, .name = "debug-resumed" },
{ .value = TARGET_EVENT_GDB_ATTACH, .name = "gdb-attach" },
{ .value = TARGET_EVENT_GDB_DETACH, .name = "gdb-detach" },
{ .value = TARGET_EVENT_GDB_FLASH_WRITE_START, .name = "gdb-flash-write-start" },
{ .value = TARGET_EVENT_GDB_FLASH_WRITE_END , .name = "gdb-flash-write-end" },
{ .value = TARGET_EVENT_GDB_FLASH_ERASE_START, .name = "gdb-flash-erase-start" },
{ .value = TARGET_EVENT_GDB_FLASH_ERASE_END , .name = "gdb-flash-erase-end" },
{ .value = TARGET_EVENT_RESUME_START, .name = "resume-start" },
{ .value = TARGET_EVENT_RESUMED , .name = "resume-ok" },
{ .value = TARGET_EVENT_RESUME_END , .name = "resume-end" },
{ .name = NULL, .value = -1 }
};
const Jim_Nvp nvp_target_state[] = {
{ .name = "unknown", .value = TARGET_UNKNOWN },
{ .name = "running", .value = TARGET_RUNNING },
{ .name = "halted", .value = TARGET_HALTED },
{ .name = "reset", .value = TARGET_RESET },
{ .name = "debug-running", .value = TARGET_DEBUG_RUNNING },
{ .name = NULL, .value = -1 },
};
const Jim_Nvp nvp_target_debug_reason [] = {
{ .name = "debug-request" , .value = DBG_REASON_DBGRQ },
{ .name = "breakpoint" , .value = DBG_REASON_BREAKPOINT },
{ .name = "watchpoint" , .value = DBG_REASON_WATCHPOINT },
{ .name = "watchpoint-and-breakpoint", .value = DBG_REASON_WPTANDBKPT },
{ .name = "single-step" , .value = DBG_REASON_SINGLESTEP },
{ .name = "target-not-halted" , .value = DBG_REASON_NOTHALTED },
{ .name = "undefined" , .value = DBG_REASON_UNDEFINED },
{ .name = NULL, .value = -1 },
};
const Jim_Nvp nvp_target_endian[] = {
{ .name = "big", .value = TARGET_BIG_ENDIAN },
{ .name = "little", .value = TARGET_LITTLE_ENDIAN },
{ .name = "be", .value = TARGET_BIG_ENDIAN },
{ .name = "le", .value = TARGET_LITTLE_ENDIAN },
{ .name = NULL, .value = -1 },
};
const Jim_Nvp nvp_reset_modes[] = {
{ .name = "unknown", .value = RESET_UNKNOWN },
{ .name = "run" , .value = RESET_RUN },
{ .name = "halt" , .value = RESET_HALT },
{ .name = "init" , .value = RESET_INIT },
{ .name = NULL , .value = -1 },
};
static int
max_target_number( void )
{
target_t *t;
int x;
x = -1;
t = all_targets;
while( t ){
if( x < t->target_number ){
x = (t->target_number)+1;
}
t = t->next;
}
return x;
}
/* determine the number of the new target */
static int
new_target_number( void )
{
target_t *t;
int x;
/* number is 0 based */
x = -1;
t = all_targets;
while(t){
if( x < t->target_number ){
x = t->target_number;
}
t = t->next;
}
return x+1;
}
static int target_continous_poll = 1;
/* read a u32 from a buffer in target memory endianness */
u32 target_buffer_get_u32(target_t *target, u8 *buffer)
{
if (target->endianness == TARGET_LITTLE_ENDIAN)
return le_to_h_u32(buffer);
else
return be_to_h_u32(buffer);
}
/* read a u16 from a buffer in target memory endianness */
u16 target_buffer_get_u16(target_t *target, u8 *buffer)
{
if (target->endianness == TARGET_LITTLE_ENDIAN)
return le_to_h_u16(buffer);
else
return be_to_h_u16(buffer);
}
/* read a u8 from a buffer in target memory endianness */
u8 target_buffer_get_u8(target_t *target, u8 *buffer)
{
return *buffer & 0x0ff;
}
/* write a u32 to a buffer in target memory endianness */
void target_buffer_set_u32(target_t *target, u8 *buffer, u32 value)
{
if (target->endianness == TARGET_LITTLE_ENDIAN)
h_u32_to_le(buffer, value);
else
h_u32_to_be(buffer, value);
}
/* write a u16 to a buffer in target memory endianness */
void target_buffer_set_u16(target_t *target, u8 *buffer, u16 value)
{
if (target->endianness == TARGET_LITTLE_ENDIAN)
h_u16_to_le(buffer, value);
else
h_u16_to_be(buffer, value);
}
/* write a u8 to a buffer in target memory endianness */
void target_buffer_set_u8(target_t *target, u8 *buffer, u8 value)
{
*buffer = value;
}
/* returns a pointer to the n-th configured target */
target_t* get_target_by_num(int num)
{
target_t *target = all_targets;
while (target){
if( target->target_number == num ){
return target;
}
target = target->next;
}
return NULL;
}
int get_num_by_target(target_t *query_target)
{
return query_target->target_number;
}
target_t* get_current_target(command_context_t *cmd_ctx)
{
target_t *target = get_target_by_num(cmd_ctx->current_target);
if (target == NULL)
{
LOG_ERROR("BUG: current_target out of bounds");
exit(-1);
}
return target;
}
int target_poll(struct target_s *target)
{
/* We can't poll until after examine */
if (!target->type->examined)
{
/* Fail silently lest we pollute the log */
return ERROR_FAIL;
}
return target->type->poll(target);
}
int target_halt(struct target_s *target)
{
/* We can't poll until after examine */
if (!target->type->examined)
{
LOG_ERROR("Target not examined yet");
return ERROR_FAIL;
}
return target->type->halt(target);
}
int target_resume(struct target_s *target, int current, u32 address, int handle_breakpoints, int debug_execution)
{
int retval;
/* We can't poll until after examine */
if (!target->type->examined)
{
LOG_ERROR("Target not examined yet");
return ERROR_FAIL;
}
/* note that resume *must* be asynchronous. The CPU can halt before we poll. The CPU can
* even halt at the current PC as a result of a software breakpoint being inserted by (a bug?)
* the application.
*/
if ((retval = target->type->resume(target, current, address, handle_breakpoints, debug_execution)) != ERROR_OK)
return retval;
return retval;
}
static int NEW_target_process_reset(struct command_context_s *cmd_ctx, enum target_reset_mode reset_mode)
{
char buf[100];
int retval;
Jim_Nvp *n;
n = Jim_Nvp_value2name_simple( nvp_reset_modes, reset_mode );
if( n->name == NULL ){
LOG_ERROR("invalid reset mode");
return ERROR_FAIL;
}
sprintf( buf, "ocd_process_reset %s", n->name );
retval = Jim_Eval( interp, buf );
if(retval != JIM_OK) {
Jim_PrintErrorMessage(interp);
return ERROR_FAIL;
}
/* We want any events to be processed before the prompt */
retval = target_call_timer_callbacks_now();
return retval;
}
// Next patch - this turns into TCL...
static int OLD_target_process_reset(struct command_context_s *cmd_ctx, enum target_reset_mode reset_mode)
{
int retval = ERROR_OK;
target_t *target;
target = all_targets;
target_all_handle_event( TARGET_EVENT_OLD_pre_reset );
if ((retval = jtag_init_reset(cmd_ctx)) != ERROR_OK)
return retval;
keep_alive(); /* we might be running on a very slow JTAG clk */
/* First time this is executed after launching OpenOCD, it will read out
* the type of CPU, etc. and init Embedded ICE registers in host
* memory.
*
* It will also set up ICE registers in the target.
*
* However, if we assert TRST later, we need to set up the registers again.
*
* For the "reset halt/init" case we must only set up the registers here.
*/
if ((retval = target_examine()) != ERROR_OK)
return retval;
keep_alive(); /* we might be running on a very slow JTAG clk */
target = all_targets;
while (target)
{
/* we have no idea what state the target is in, so we
* have to drop working areas
*/
target_free_all_working_areas_restore(target, 0);
target->reset_halt=((reset_mode==RESET_HALT)||(reset_mode==RESET_INIT));
if ((retval = target->type->assert_reset(target))!=ERROR_OK)
return retval;
target = target->next;
}
target = all_targets;
while (target)
{
if ((retval = target->type->deassert_reset(target))!=ERROR_OK)
return retval;
target = target->next;
}
target = all_targets;
while (target)
{
/* We can fail to bring the target into the halted state, try after reset has been deasserted */
if (target->reset_halt)
{
/* wait up to 1 second for halt. */
if ((retval = target_wait_state(target, TARGET_HALTED, 1000)) != ERROR_OK)
return retval;
if (target->state != TARGET_HALTED)
{
LOG_WARNING("Failed to reset target into halted mode - issuing halt");
if ((retval = target->type->halt(target))!=ERROR_OK)
return retval;
}
}
target = target->next;
}
LOG_DEBUG("Waiting for halted stated as appropriate");
if ((reset_mode == RESET_HALT) || (reset_mode == RESET_INIT))
{
target = all_targets;
while (target)
{
/* Wait for reset to complete, maximum 5 seconds. */
if (((retval=target_wait_state(target, TARGET_HALTED, 5000)))==ERROR_OK)
{
if (reset_mode == RESET_INIT){
target_handle_event( target, TARGET_EVENT_OLD_post_reset );
}
}
target = target->next;
}
}
/* We want any events to be processed before the prompt */
if ((retval = target_call_timer_callbacks_now()) != ERROR_OK)
return retval;
return retval;
}
int target_process_reset(struct command_context_s *cmd_ctx, enum target_reset_mode reset_mode)
{
if( USE_OLD_RESET ){
return OLD_target_process_reset( cmd_ctx, reset_mode );
} else {
return NEW_target_process_reset( cmd_ctx, reset_mode );
}
}
static int default_virt2phys(struct target_s *target, u32 virtual, u32 *physical)
{
*physical = virtual;
return ERROR_OK;
}
static int default_mmu(struct target_s *target, int *enabled)
{
*enabled = 0;
return ERROR_OK;
}
static int default_examine(struct target_s *target)
{
target->type->examined = 1;
return ERROR_OK;
}
/* Targets that correctly implement init+examine, i.e.
* no communication with target during init:
*
* XScale
*/
int target_examine(void)
{
int retval = ERROR_OK;
target_t *target = all_targets;
while (target)
{
if ((retval = target->type->examine(target))!=ERROR_OK)
return retval;
target = target->next;
}
return retval;
}
static int target_write_memory_imp(struct target_s *target, u32 address, u32 size, u32 count, u8 *buffer)
{
if (!target->type->examined)
{
LOG_ERROR("Target not examined yet");
return ERROR_FAIL;
}
return target->type->write_memory_imp(target, address, size, count, buffer);
}
static int target_read_memory_imp(struct target_s *target, u32 address, u32 size, u32 count, u8 *buffer)
{
if (!target->type->examined)
{
LOG_ERROR("Target not examined yet");
return ERROR_FAIL;
}
return target->type->read_memory_imp(target, address, size, count, buffer);
}
static int target_soft_reset_halt_imp(struct target_s *target)
{
if (!target->type->examined)
{
LOG_ERROR("Target not examined yet");
return ERROR_FAIL;
}
return target->type->soft_reset_halt_imp(target);
}
static int target_run_algorithm_imp(struct target_s *target, int num_mem_params, mem_param_t *mem_params, int num_reg_params, reg_param_t *reg_param, u32 entry_point, u32 exit_point, int timeout_ms, void *arch_info)
{
if (!target->type->examined)
{
LOG_ERROR("Target not examined yet");
return ERROR_FAIL;
}
return target->type->run_algorithm_imp(target, num_mem_params, mem_params, num_reg_params, reg_param, entry_point, exit_point, timeout_ms, arch_info);
}
int target_init(struct command_context_s *cmd_ctx)
{
target_t *target = all_targets;
int retval;
while (target)
{
target->type->examined = 0;
if (target->type->examine == NULL)
{
target->type->examine = default_examine;
}
if (target->type->init_target(cmd_ctx, target) != ERROR_OK)
{
LOG_ERROR("target '%s' init failed", target->type->name);
exit(-1);
}
/* Set up default functions if none are provided by target */
if (target->type->virt2phys == NULL)
{
target->type->virt2phys = default_virt2phys;
}
target->type->virt2phys = default_virt2phys;
/* a non-invasive way(in terms of patches) to add some code that
* runs before the type->write/read_memory implementation
*/
target->type->write_memory_imp = target->type->write_memory;
target->type->write_memory = target_write_memory_imp;
target->type->read_memory_imp = target->type->read_memory;
target->type->read_memory = target_read_memory_imp;
target->type->soft_reset_halt_imp = target->type->soft_reset_halt;
target->type->soft_reset_halt = target_soft_reset_halt_imp;
target->type->run_algorithm_imp = target->type->run_algorithm;
target->type->run_algorithm = target_run_algorithm_imp;
if (target->type->mmu == NULL)
{
target->type->mmu = default_mmu;
}
target = target->next;
}
if (all_targets)
{
if((retval = target_register_user_commands(cmd_ctx)) != ERROR_OK)
return retval;
if((retval = target_register_timer_callback(handle_target, 100, 1, NULL)) != ERROR_OK)
return retval;
}
return ERROR_OK;
}
int target_register_event_callback(int (*callback)(struct target_s *target, enum target_event event, void *priv), void *priv)
{
target_event_callback_t **callbacks_p = &target_event_callbacks;
if (callback == NULL)
{
return ERROR_INVALID_ARGUMENTS;
}
if (*callbacks_p)
{
while ((*callbacks_p)->next)
callbacks_p = &((*callbacks_p)->next);
callbacks_p = &((*callbacks_p)->next);
}
(*callbacks_p) = malloc(sizeof(target_event_callback_t));
(*callbacks_p)->callback = callback;
(*callbacks_p)->priv = priv;
(*callbacks_p)->next = NULL;
return ERROR_OK;
}
int target_register_timer_callback(int (*callback)(void *priv), int time_ms, int periodic, void *priv)
{
target_timer_callback_t **callbacks_p = &target_timer_callbacks;
struct timeval now;
if (callback == NULL)
{
return ERROR_INVALID_ARGUMENTS;
}
if (*callbacks_p)
{
while ((*callbacks_p)->next)
callbacks_p = &((*callbacks_p)->next);
callbacks_p = &((*callbacks_p)->next);
}
(*callbacks_p) = malloc(sizeof(target_timer_callback_t));
(*callbacks_p)->callback = callback;
(*callbacks_p)->periodic = periodic;
(*callbacks_p)->time_ms = time_ms;
gettimeofday(&now, NULL);
(*callbacks_p)->when.tv_usec = now.tv_usec + (time_ms % 1000) * 1000;
time_ms -= (time_ms % 1000);
(*callbacks_p)->when.tv_sec = now.tv_sec + (time_ms / 1000);
if ((*callbacks_p)->when.tv_usec > 1000000)
{
(*callbacks_p)->when.tv_usec = (*callbacks_p)->when.tv_usec - 1000000;
(*callbacks_p)->when.tv_sec += 1;
}
(*callbacks_p)->priv = priv;
(*callbacks_p)->next = NULL;
return ERROR_OK;
}
int target_unregister_event_callback(int (*callback)(struct target_s *target, enum target_event event, void *priv), void *priv)
{
target_event_callback_t **p = &target_event_callbacks;
target_event_callback_t *c = target_event_callbacks;
if (callback == NULL)
{
return ERROR_INVALID_ARGUMENTS;
}
while (c)
{
target_event_callback_t *next = c->next;
if ((c->callback == callback) && (c->priv == priv))
{
*p = next;
free(c);
return ERROR_OK;
}
else
p = &(c->next);
c = next;
}
return ERROR_OK;
}
int target_unregister_timer_callback(int (*callback)(void *priv), void *priv)
{
target_timer_callback_t **p = &target_timer_callbacks;
target_timer_callback_t *c = target_timer_callbacks;
if (callback == NULL)
{
return ERROR_INVALID_ARGUMENTS;
}
while (c)
{
target_timer_callback_t *next = c->next;
if ((c->callback == callback) && (c->priv == priv))
{
*p = next;
free(c);
return ERROR_OK;
}
else
p = &(c->next);
c = next;
}
return ERROR_OK;
}
int target_call_event_callbacks(target_t *target, enum target_event event)
{
target_event_callback_t *callback = target_event_callbacks;
target_event_callback_t *next_callback;
if (event == TARGET_EVENT_HALTED)
{
/* execute early halted first */
target_call_event_callbacks(target, TARGET_EVENT_EARLY_HALTED);
}
LOG_DEBUG("target event %i (%s)",
event,
Jim_Nvp_value2name_simple( nvp_target_event, event )->name );
target_handle_event( target, event );
while (callback)
{
next_callback = callback->next;
callback->callback(target, event, callback->priv);
callback = next_callback;
}
return ERROR_OK;
}
static int target_call_timer_callbacks_check_time(int checktime)
{
target_timer_callback_t *callback = target_timer_callbacks;
target_timer_callback_t *next_callback;
struct timeval now;
keep_alive();
gettimeofday(&now, NULL);
while (callback)
{
next_callback = callback->next;
if ((!checktime&&callback->periodic)||
(((now.tv_sec >= callback->when.tv_sec) && (now.tv_usec >= callback->when.tv_usec))
|| (now.tv_sec > callback->when.tv_sec)))
{
if(callback->callback != NULL)
{
callback->callback(callback->priv);
if (callback->periodic)
{
int time_ms = callback->time_ms;
callback->when.tv_usec = now.tv_usec + (time_ms % 1000) * 1000;
time_ms -= (time_ms % 1000);
callback->when.tv_sec = now.tv_sec + time_ms / 1000;
if (callback->when.tv_usec > 1000000)
{
callback->when.tv_usec = callback->when.tv_usec - 1000000;
callback->when.tv_sec += 1;
}
}
else
{
int retval;
if((retval = target_unregister_timer_callback(callback->callback, callback->priv)) != ERROR_OK)
return retval;
}
}
}
callback = next_callback;
}
return ERROR_OK;
}
int target_call_timer_callbacks(void)
{
return target_call_timer_callbacks_check_time(1);
}
/* invoke periodic callbacks immediately */
int target_call_timer_callbacks_now(void)
{
return target_call_timer_callbacks_check_time(0);
}
int target_alloc_working_area(struct target_s *target, u32 size, working_area_t **area)
{
working_area_t *c = target->working_areas;
working_area_t *new_wa = NULL;
/* Reevaluate working area address based on MMU state*/
if (target->working_areas == NULL)
{
int retval;
int enabled;
retval = target->type->mmu(target, &enabled);
if (retval != ERROR_OK)
{
return retval;
}
if (enabled)
{
target->working_area = target->working_area_virt;
}
else
{
target->working_area = target->working_area_phys;
}
}
/* only allocate multiples of 4 byte */
if (size % 4)
{
LOG_ERROR("BUG: code tried to allocate unaligned number of bytes, padding");
size = CEIL(size, 4);
}
/* see if there's already a matching working area */
while (c)
{
if ((c->free) && (c->size == size))
{
new_wa = c;
break;
}
c = c->next;
}
/* if not, allocate a new one */
if (!new_wa)
{
working_area_t **p = &target->working_areas;
u32 first_free = target->working_area;
u32 free_size = target->working_area_size;
LOG_DEBUG("allocating new working area");
c = target->working_areas;
while (c)
{
first_free += c->size;
free_size -= c->size;
p = &c->next;
c = c->next;
}
if (free_size < size)
{
LOG_WARNING("not enough working area available(requested %d, free %d)", size, free_size);
return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;
}
new_wa = malloc(sizeof(working_area_t));
new_wa->next = NULL;
new_wa->size = size;
new_wa->address = first_free;
if (target->backup_working_area)
{
int retval;
new_wa->backup = malloc(new_wa->size);
if((retval = target->type->read_memory(target, new_wa->address, 4, new_wa->size / 4, new_wa->backup)) != ERROR_OK)
{
free(new_wa->backup);
free(new_wa);
return retval;
}
}
else
{
new_wa->backup = NULL;
}
/* put new entry in list */
*p = new_wa;
}
/* mark as used, and return the new (reused) area */
new_wa->free = 0;
*area = new_wa;
/* user pointer */
new_wa->user = area;
return ERROR_OK;
}
int target_free_working_area_restore(struct target_s *target, working_area_t *area, int restore)
{
if (area->free)
return ERROR_OK;
if (restore&&target->backup_working_area)
{
int retval;
if((retval = target->type->write_memory(target, area->address, 4, area->size / 4, area->backup)) != ERROR_OK)
return retval;
}
area->free = 1;
/* mark user pointer invalid */
*area->user = NULL;
area->user = NULL;
return ERROR_OK;
}
int target_free_working_area(struct target_s *target, working_area_t *area)
{
return target_free_working_area_restore(target, area, 1);
}
/* free resources and restore memory, if restoring memory fails,
* free up resources anyway
*/
void target_free_all_working_areas_restore(struct target_s *target, int restore)
{
working_area_t *c = target->working_areas;
while (c)
{
working_area_t *next = c->next;
target_free_working_area_restore(target, c, restore);
if (c->backup)
free(c->backup);
free(c);
c = next;
}
target->working_areas = NULL;
}
void target_free_all_working_areas(struct target_s *target)
{
target_free_all_working_areas_restore(target, 1);
}
int target_register_commands(struct command_context_s *cmd_ctx)
{
register_command(cmd_ctx, NULL, "targets", handle_targets_command, COMMAND_EXEC, NULL);
register_command(cmd_ctx, NULL, "working_area", handle_working_area_command, COMMAND_ANY, "working_area <target#> <address> <size> <'backup'|'nobackup'> [virtual address]");
register_command(cmd_ctx, NULL, "virt2phys", handle_virt2phys_command, COMMAND_ANY, "virt2phys <virtual address>");
register_command(cmd_ctx, NULL, "profile", handle_profile_command, COMMAND_EXEC, "PRELIMINARY! - profile <seconds> <gmon.out>");
register_jim(cmd_ctx, "target", jim_target, "configure target" );
/* script procedures */
register_jim(cmd_ctx, "ocd_mem2array", jim_mem2array, "read memory and return as a TCL array for script processing");
register_jim(cmd_ctx, "ocd_array2mem", jim_array2mem, "convert a TCL array to memory locations and write the values");
return ERROR_OK;
}
int target_arch_state(struct target_s *target)
{
int retval;
if (target==NULL)
{
LOG_USER("No target has been configured");
return ERROR_OK;
}
LOG_USER("target state: %s",
Jim_Nvp_value2name_simple(nvp_target_state,target->state)->name);
if (target->state!=TARGET_HALTED)
return ERROR_OK;
retval=target->type->arch_state(target);
return retval;
}
/* Single aligned words are guaranteed to use 16 or 32 bit access
* mode respectively, otherwise data is handled as quickly as
* possible
*/
int target_write_buffer(struct target_s *target, u32 address, u32 size, u8 *buffer)
{
int retval;
LOG_DEBUG("writing buffer of %i byte at 0x%8.8x", size, address);
if (!target->type->examined)
{
LOG_ERROR("Target not examined yet");
return ERROR_FAIL;
}
if ((address + size - 1) < address)
{
/* GDB can request this when e.g. PC is 0xfffffffc*/
LOG_ERROR("address+size wrapped(0x%08x, 0x%08x)", address, size);
return ERROR_FAIL;
}
if (((address % 2) == 0) && (size == 2))
{
return target->type->write_memory(target, address, 2, 1, buffer);
}
/* handle unaligned head bytes */
if (address % 4)
{
int unaligned = 4 - (address % 4);
if (unaligned > size)
unaligned = size;
if ((retval = target->type->write_memory(target, address, 1, unaligned, buffer)) != ERROR_OK)
return retval;
buffer += unaligned;
address += unaligned;
size -= unaligned;
}
/* handle aligned words */
if (size >= 4)
{
int aligned = size - (size % 4);
/* use bulk writes above a certain limit. This may have to be changed */
if (aligned > 128)
{
if ((retval = target->type->bulk_write_memory(target, address, aligned / 4, buffer)) != ERROR_OK)
return retval;
}
else
{
if ((retval = target->type->write_memory(target, address, 4, aligned / 4, buffer)) != ERROR_OK)
return retval;
}
buffer += aligned;
address += aligned;
size -= aligned;
}
/* handle tail writes of less than 4 bytes */
if (size > 0)
{
if ((retval = target->type->write_memory(target, address, 1, size, buffer)) != ERROR_OK)
return retval;
}
return ERROR_OK;
}
/* Single aligned words are guaranteed to use 16 or 32 bit access
* mode respectively, otherwise data is handled as quickly as
* possible
*/
int target_read_buffer(struct target_s *target, u32 address, u32 size, u8 *buffer)
{
int retval;
LOG_DEBUG("reading buffer of %i byte at 0x%8.8x", size, address);
if (!target->type->examined)
{
LOG_ERROR("Target not examined yet");
return ERROR_FAIL;
}
if ((address + size - 1) < address)
{
/* GDB can request this when e.g. PC is 0xfffffffc*/
LOG_ERROR("address+size wrapped(0x%08x, 0x%08x)", address, size);
return ERROR_FAIL;
}
if (((address % 2) == 0) && (size == 2))
{
return target->type->read_memory(target, address, 2, 1, buffer);
}
/* handle unaligned head bytes */
if (address % 4)
{
int unaligned = 4 - (address % 4);
if (unaligned > size)
unaligned = size;
if ((retval = target->type->read_memory(target, address, 1, unaligned, buffer)) != ERROR_OK)
return retval;
buffer += unaligned;
address += unaligned;
size -= unaligned;
}
/* handle aligned words */
if (size >= 4)
{
int aligned = size - (size % 4);
if ((retval = target->type->read_memory(target, address, 4, aligned / 4, buffer)) != ERROR_OK)
return retval;
buffer += aligned;
address += aligned;
size -= aligned;
}
/* handle tail writes of less than 4 bytes */
if (size > 0)
{
if ((retval = target->type->read_memory(target, address, 1, size, buffer)) != ERROR_OK)
return retval;
}
return ERROR_OK;
}
int target_checksum_memory(struct target_s *target, u32 address, u32 size, u32* crc)
{
u8 *buffer;
int retval;
int i;
u32 checksum = 0;
if (!target->type->examined)
{
LOG_ERROR("Target not examined yet");
return ERROR_FAIL;
}
if ((retval = target->type->checksum_memory(target, address,
size, &checksum)) != ERROR_OK)
{
buffer = malloc(size);
if (buffer == NULL)
{
LOG_ERROR("error allocating buffer for section (%d bytes)", size);
return ERROR_INVALID_ARGUMENTS;
}
retval = target_read_buffer(target, address, size, buffer);
if (retval != ERROR_OK)
{
free(buffer);
return retval;
}
/* convert to target endianess */
for (i = 0; i < (size/sizeof(u32)); i++)
{
u32 target_data;
target_data = target_buffer_get_u32(target, &buffer[i*sizeof(u32)]);
target_buffer_set_u32(target, &buffer[i*sizeof(u32)], target_data);
}
retval = image_calculate_checksum( buffer, size, &checksum );
free(buffer);
}
*crc = checksum;
return retval;
}
int target_blank_check_memory(struct target_s *target, u32 address, u32 size, u32* blank)
{
int retval;
if (!target->type->examined)
{
LOG_ERROR("Target not examined yet");
return ERROR_FAIL;
}
if (target->type->blank_check_memory == 0)
return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;
retval = target->type->blank_check_memory(target, address, size, blank);
return retval;
}
int target_read_u32(struct target_s *target, u32 address, u32 *value)
{
u8 value_buf[4];
if (!target->type->examined)
{
LOG_ERROR("Target not examined yet");
return ERROR_FAIL;
}
int retval = target->type->read_memory(target, address, 4, 1, value_buf);
if (retval == ERROR_OK)
{
*value = target_buffer_get_u32(target, value_buf);
LOG_DEBUG("address: 0x%8.8x, value: 0x%8.8x", address, *value);
}
else
{
*value = 0x0;
LOG_DEBUG("address: 0x%8.8x failed", address);
}
return retval;
}
int target_read_u16(struct target_s *target, u32 address, u16 *value)
{
u8 value_buf[2];
if (!target->type->examined)
{
LOG_ERROR("Target not examined yet");
return ERROR_FAIL;
}
int retval = target->type->read_memory(target, address, 2, 1, value_buf);
if (retval == ERROR_OK)
{
*value = target_buffer_get_u16(target, value_buf);
LOG_DEBUG("address: 0x%8.8x, value: 0x%4.4x", address, *value);
}
else
{
*value = 0x0;
LOG_DEBUG("address: 0x%8.8x failed", address);
}
return retval;
}
int target_read_u8(struct target_s *target, u32 address, u8 *value)
{
int retval = target->type->read_memory(target, address, 1, 1, value);
if (!target->type->examined)
{
LOG_ERROR("Target not examined yet");
return ERROR_FAIL;
}
if (retval == ERROR_OK)
{
LOG_DEBUG("address: 0x%8.8x, value: 0x%2.2x", address, *value);
}
else
{
*value = 0x0;
LOG_DEBUG("address: 0x%8.8x failed", address);
}
return retval;
}
int target_write_u32(struct target_s *target, u32 address, u32 value)
{
int retval;
u8 value_buf[4];
if (!target->type->examined)
{
LOG_ERROR("Target not examined yet");
return ERROR_FAIL;
}
LOG_DEBUG("address: 0x%8.8x, value: 0x%8.8x", address, value);
target_buffer_set_u32(target, value_buf, value);
if ((retval = target->type->write_memory(target, address, 4, 1, value_buf)) != ERROR_OK)
{
LOG_DEBUG("failed: %i", retval);
}
return retval;
}
int target_write_u16(struct target_s *target, u32 address, u16 value)
{
int retval;
u8 value_buf[2];
if (!target->type->examined)
{
LOG_ERROR("Target not examined yet");
return ERROR_FAIL;
}
LOG_DEBUG("address: 0x%8.8x, value: 0x%8.8x", address, value);
target_buffer_set_u16(target, value_buf, value);
if ((retval = target->type->write_memory(target, address, 2, 1, value_buf)) != ERROR_OK)
{
LOG_DEBUG("failed: %i", retval);
}
return retval;
}
int target_write_u8(struct target_s *target, u32 address, u8 value)
{
int retval;
if (!target->type->examined)
{
LOG_ERROR("Target not examined yet");
return ERROR_FAIL;
}
LOG_DEBUG("address: 0x%8.8x, value: 0x%2.2x", address, value);
if ((retval = target->type->read_memory(target, address, 1, 1, &value)) != ERROR_OK)
{
LOG_DEBUG("failed: %i", retval);
}
return retval;
}
int target_register_user_commands(struct command_context_s *cmd_ctx)
{
int retval = ERROR_OK;
register_command(cmd_ctx, NULL, "reg", handle_reg_command, COMMAND_EXEC, NULL);
register_command(cmd_ctx, NULL, "poll", handle_poll_command, COMMAND_EXEC, "poll target state");
register_command(cmd_ctx, NULL, "wait_halt", handle_wait_halt_command, COMMAND_EXEC, "wait for target halt [time (s)]");
register_command(cmd_ctx, NULL, "halt", handle_halt_command, COMMAND_EXEC, "halt target");
register_command(cmd_ctx, NULL, "resume", handle_resume_command, COMMAND_EXEC, "resume target [addr]");
register_command(cmd_ctx, NULL, "step", handle_step_command, COMMAND_EXEC, "step one instruction from current PC or [addr]");
register_command(cmd_ctx, NULL, "NEWreset", handle_NEWreset_command, COMMAND_EXEC, "reset target [run|halt|init] - default is run");
register_command(cmd_ctx, NULL, "reset", handle_reset_command, COMMAND_EXEC, "OLDreset target [run|halt|init] - default is run");
register_command(cmd_ctx, NULL, "soft_reset_halt", handle_soft_reset_halt_command, COMMAND_EXEC, "halt the target and do a soft reset");
register_command(cmd_ctx, NULL, "mdw", handle_md_command, COMMAND_EXEC, "display memory words <addr> [count]");
register_command(cmd_ctx, NULL, "mdh", handle_md_command, COMMAND_EXEC, "display memory half-words <addr> [count]");
register_command(cmd_ctx, NULL, "mdb", handle_md_command, COMMAND_EXEC, "display memory bytes <addr> [count]");
register_command(cmd_ctx, NULL, "mww", handle_mw_command, COMMAND_EXEC, "write memory word <addr> <value> [count]");
register_command(cmd_ctx, NULL, "mwh", handle_mw_command, COMMAND_EXEC, "write memory half-word <addr> <value> [count]");
register_command(cmd_ctx, NULL, "mwb", handle_mw_command, COMMAND_EXEC, "write memory byte <addr> <value> [count]");
register_command(cmd_ctx, NULL, "bp", handle_bp_command, COMMAND_EXEC, "set breakpoint <address> <length> [hw]");
register_command(cmd_ctx, NULL, "rbp", handle_rbp_command, COMMAND_EXEC, "remove breakpoint <adress>");
register_command(cmd_ctx, NULL, "wp", handle_wp_command, COMMAND_EXEC, "set watchpoint <address> <length> <r/w/a> [value] [mask]");
register_command(cmd_ctx, NULL, "rwp", handle_rwp_command, COMMAND_EXEC, "remove watchpoint <adress>");
register_command(cmd_ctx, NULL, "load_image", handle_load_image_command, COMMAND_EXEC, "load_image <file> <address> ['bin'|'ihex'|'elf'|'s19'] [min_address] [max_length]");
register_command(cmd_ctx, NULL, "dump_image", handle_dump_image_command, COMMAND_EXEC, "dump_image <file> <address> <size>");
register_command(cmd_ctx, NULL, "verify_image", handle_verify_image_command, COMMAND_EXEC, "verify_image <file> [offset] [type]");
if((retval = target_request_register_commands(cmd_ctx)) != ERROR_OK)
return retval;
if((retval = trace_register_commands(cmd_ctx)) != ERROR_OK)
return retval;
return retval;
}
int handle_targets_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
{
char *cp;
target_t *target = all_targets;
if (argc == 1)
{
/* try as tcltarget name */
for( target = all_targets ; target ; target++ ){
if( target->cmd_name ){
if( 0 == strcmp( args[0], target->cmd_name ) ){
/* MATCH */
goto Match;
}
}
}
/* no match, try as number */
int num = strtoul(args[0], &cp, 0 );
if( *cp != 0 ){
/* then it was not a number */
command_print( cmd_ctx, "Target: %s unknown, try one of:\n", args[0] );
goto DumpTargets;
}
target = get_target_by_num( num );
if( target == NULL ){
command_print(cmd_ctx,"Target: %s is unknown, try one of:\n", args[0] );
goto DumpTargets;
}
Match:
cmd_ctx->current_target = target->target_number;
return ERROR_OK;
}
DumpTargets:
command_print(cmd_ctx, " CmdName Type Endian ChainPos State ");
command_print(cmd_ctx, "-- ---------- ---------- ---------- -------- ----------");
while (target)
{
/* XX: abcdefghij abcdefghij abcdefghij abcdefghij */
command_print(cmd_ctx, "%2d: %-10s %-10s %-10s %8d %s",
target->target_number,
target->cmd_name,
target->type->name,
Jim_Nvp_value2name_simple( nvp_target_endian, target->endianness )->name,
target->chain_position,
Jim_Nvp_value2name_simple( nvp_target_state, target->state )->name );
target = target->next;
}
return ERROR_OK;
}
src/helper/configuration.h - Log output handlers now get a "const char *line" - Added "const" to parameter. src/helper/command.c src/helper/command.h - New function: 'command_output_text()' - Log output handlers now get a "const char *line" src/helper/options.c - Log output handlers now get a "const char *line" src/server/telnet_server.c - DO not transmit NULL bytes via TELNET. - Log output handlers now get a "const char *line" src/server/gdb_server.c - Log output handlers now get a "const char *line" *** THIS INCLUDES PORTIONS OF A PATCH FROM Oyvind sent previously to the mailing list for TCL users try src/target/target.c *** THIS INCLUDES PORTIONS OF A PATCH FROM Oyvind sent previously to the mailing list for TCL users try src/target/target.h *** THIS INCLUDES PORTIONS OF A PATCH FROM Oyvind sent previously to the mailing list for TCL users try src/openocd.c - **MAJOR** Work: New TCL/Jim function: mem2array - **MAJOR** Work: Redirect Tcl/Jim stdio output to remote users. - Previously: TCL output did not go to GDB. - Previously: TCL output did not go to TELNET - Previously: TCL output only goes to control console. - This fixes that problem. + Created callbacks: +openocd_jim_fwrite() +openocd_jim_fread() +openocd_jim_vfprintf() +openocd_jim_fflush() +openocd_jim_fgets() src/Makefile.am - New TCL files. - Future note: This should be more automated. As the list of 'tcl' files grows maintaning this list will suck. src/Jim.c - ** THIS INCLUDES A PREVIOUS PATCH I SENT EARLIER ** - that impliments many [format] specifies JIM did not support. - Jim_FormatString() - **MAJOR** work. - Previously only supported "%s" "%d" and "%c" - And what support existed had bugs. - NEW: *MANY* formating parameters are now supported. - TODO: The "precision" specifier is not supported. ** NEW ** This patch. - Jim_StringToWide() test if no conversion occured. - Jim_StringToIndex() test if no conversion occured. - Jim_StringToDouble() test if no conversion occured. ** NEW ** This Patch. Major Work. - Previously output from JIM did not get sent to GDB - Ditto: Output to Telnet session. - Above items are now fixed - By introducing callbacks new function pointers in the "interp" structure. - Helpers that call the callbacks. - New function: Jim_fprintf() - New function: Jim_vfprintf() - New function: Jim_fwrite() - New function: Jim_fread() - New function: Jim_fflush() - New function: Jim_fgets() By default: the output is to STDIO as previous. The "openocd.c" - redirects the output as needed. - Jim_Panic() - Send panic to both STDERR and the interps specified STDERR output as a 2nd choice. - Now JIM's "stdin/stdout/stderr" paramters are "void *" and are no longer "FILE *". src/Jim.h - **MAJOR** - New JIM STDIO callbacks in the "interp" structure. - change: "stdin/stdout/stderr" are now "void *" cookies. - New JIM stdio helper functions. git-svn-id: svn://svn.berlios.de/openocd/trunk@755 b42882b7-edfa-0310-969c-e2dbd0fdcd60
2008-07-06 14:17:43 -05:00
int handle_working_area_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
{
int retval = ERROR_OK;
target_t *target = NULL;
if ((argc < 4) || (argc > 5))
{
return ERROR_COMMAND_SYNTAX_ERROR;
}
target = get_target_by_num(strtoul(args[0], NULL, 0));
if (!target)
{
return ERROR_COMMAND_SYNTAX_ERROR;
}
target_free_all_working_areas(target);
target->working_area_phys = target->working_area_virt = strtoul(args[1], NULL, 0);
if (argc == 5)
{
target->working_area_virt = strtoul(args[4], NULL, 0);
}
target->working_area_size = strtoul(args[2], NULL, 0);
if (strcmp(args[3], "backup") == 0)
{
target->backup_working_area = 1;
}
else if (strcmp(args[3], "nobackup") == 0)
{
target->backup_working_area = 0;
}
else
{
LOG_ERROR("unrecognized <backup|nobackup> argument (%s)", args[3]);
return ERROR_COMMAND_SYNTAX_ERROR;
}
return retval;
}
/* process target state changes */
int handle_target(void *priv)
{
int retval = ERROR_OK;
target_t *target = all_targets;
while (target)
{
if (target_continous_poll)
{
/* polling may fail silently until the target has been examined */
if((retval = target_poll(target)) != ERROR_OK)
return retval;
}
target = target->next;
}
return retval;
}
int handle_reg_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
{
target_t *target;
reg_t *reg = NULL;
int count = 0;
char *value;
LOG_DEBUG("-");
target = get_current_target(cmd_ctx);
/* list all available registers for the current target */
if (argc == 0)
{
reg_cache_t *cache = target->reg_cache;
count = 0;
while(cache)
{
int i;
for (i = 0; i < cache->num_regs; i++)
{
value = buf_to_str(cache->reg_list[i].value, cache->reg_list[i].size, 16);
command_print(cmd_ctx, "(%i) %s (/%i): 0x%s (dirty: %i, valid: %i)", count++, cache->reg_list[i].name, cache->reg_list[i].size, value, cache->reg_list[i].dirty, cache->reg_list[i].valid);
free(value);
}
cache = cache->next;
}
return ERROR_OK;
}
/* access a single register by its ordinal number */
if ((args[0][0] >= '0') && (args[0][0] <= '9'))
{
int num = strtoul(args[0], NULL, 0);
reg_cache_t *cache = target->reg_cache;
count = 0;
while(cache)
{
int i;
for (i = 0; i < cache->num_regs; i++)
{
if (count++ == num)
{
reg = &cache->reg_list[i];
break;
}
}
if (reg)
break;
cache = cache->next;
}
if (!reg)
{
command_print(cmd_ctx, "%i is out of bounds, the current target has only %i registers (0 - %i)", num, count, count - 1);
return ERROR_OK;
}
} else /* access a single register by its name */
{
reg = register_get_by_name(target->reg_cache, args[0], 1);
if (!reg)
{
command_print(cmd_ctx, "register %s not found in current target", args[0]);
return ERROR_OK;
}
}
/* display a register */
if ((argc == 1) || ((argc == 2) && !((args[1][0] >= '0') && (args[1][0] <= '9'))))
{
if ((argc == 2) && (strcmp(args[1], "force") == 0))
reg->valid = 0;
if (reg->valid == 0)
{
reg_arch_type_t *arch_type = register_get_arch_type(reg->arch_type);
arch_type->get(reg);
}
value = buf_to_str(reg->value, reg->size, 16);
command_print(cmd_ctx, "%s (/%i): 0x%s", reg->name, reg->size, value);
free(value);
return ERROR_OK;
}
/* set register value */
if (argc == 2)
{
u8 *buf = malloc(CEIL(reg->size, 8));
str_to_buf(args[1], strlen(args[1]), buf, reg->size, 0);
reg_arch_type_t *arch_type = register_get_arch_type(reg->arch_type);
arch_type->set(reg, buf);
value = buf_to_str(reg->value, reg->size, 16);
command_print(cmd_ctx, "%s (/%i): 0x%s", reg->name, reg->size, value);
free(value);
free(buf);
return ERROR_OK;
}
command_print(cmd_ctx, "usage: reg <#|name> [value]");
return ERROR_OK;
}
int handle_poll_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
{
int retval = ERROR_OK;
target_t *target = get_current_target(cmd_ctx);
if (argc == 0)
{
if((retval = target_poll(target)) != ERROR_OK)
return retval;
if((retval = target_arch_state(target)) != ERROR_OK)
return retval;
}
else if (argc==1)
{
if (strcmp(args[0], "on") == 0)
{
target_continous_poll = 1;
}
else if (strcmp(args[0], "off") == 0)
{
target_continous_poll = 0;
}
else
{
command_print(cmd_ctx, "arg is \"on\" or \"off\"");
}
} else
{
return ERROR_COMMAND_SYNTAX_ERROR;
}
return retval;
}
int handle_wait_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
{
int ms = 5000;
if (argc > 0)
{
char *end;
ms = strtoul(args[0], &end, 0) * 1000;
if (*end)
{
command_print(cmd_ctx, "usage: %s [seconds]", cmd);
return ERROR_OK;
}
}
target_t *target = get_current_target(cmd_ctx);
return target_wait_state(target, TARGET_HALTED, ms);
}
int target_wait_state(target_t *target, enum target_state state, int ms)
{
int retval;
struct timeval timeout, now;
int once=1;
gettimeofday(&timeout, NULL);
timeval_add_time(&timeout, 0, ms * 1000);
for (;;)
{
if ((retval=target_poll(target))!=ERROR_OK)
return retval;
keep_alive();
if (target->state == state)
{
break;
}
if (once)
{
once=0;
LOG_DEBUG("waiting for target %s...",
Jim_Nvp_value2name_simple(nvp_target_state,state)->name);
}
gettimeofday(&now, NULL);
if ((now.tv_sec > timeout.tv_sec) || ((now.tv_sec == timeout.tv_sec) && (now.tv_usec >= timeout.tv_usec)))
{
LOG_ERROR("timed out while waiting for target %s",
Jim_Nvp_value2name_simple(nvp_target_state,state)->name);
return ERROR_FAIL;
}
}
return ERROR_OK;
}
int handle_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
{
int retval;
target_t *target = get_current_target(cmd_ctx);
LOG_DEBUG("-");
if ((retval = target_halt(target)) != ERROR_OK)
{
return retval;
}
return handle_wait_halt_command(cmd_ctx, cmd, args, argc);
}
int handle_soft_reset_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
{
target_t *target = get_current_target(cmd_ctx);
LOG_USER("requesting target halt and executing a soft reset");
target->type->soft_reset_halt(target);
return ERROR_OK;
}
int handle_reset_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
{
const Jim_Nvp *n;
enum target_reset_mode reset_mode = RESET_RUN;
if (argc >= 1)
{
n = Jim_Nvp_name2value_simple( nvp_reset_modes, args[0] );
if( (n->name == NULL) || (n->value == RESET_UNKNOWN) ){
return ERROR_COMMAND_SYNTAX_ERROR;
}
reset_mode = n->value;
}
/* reset *all* targets */
return target_process_reset(cmd_ctx, reset_mode);
}
int handle_NEWreset_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
{
int x;
char *cp;
if (argc >= 1){
x = strtol( args[0], &cp, 0 );
if( *cp != 0 ){
command_print( cmd_ctx, "Not numeric: %s\n", args[0] );
return ERROR_COMMAND_SYNTAX_ERROR;
}
USE_OLD_RESET = !!x;
}
command_print( cmd_ctx, "reset method: %d (%s)\n",
USE_OLD_RESET,
USE_OLD_RESET ? "old-method" : "new-method" );
return ERROR_OK;
}
int handle_resume_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
{
int retval;
target_t *target = get_current_target(cmd_ctx);
target_handle_event( target, TARGET_EVENT_OLD_pre_resume );
if (argc == 0)
retval = target_resume(target, 1, 0, 1, 0); /* current pc, addr = 0, handle breakpoints, not debugging */
else if (argc == 1)
retval = target_resume(target, 0, strtoul(args[0], NULL, 0), 1, 0); /* addr = args[0], handle breakpoints, not debugging */
else
{
retval = ERROR_COMMAND_SYNTAX_ERROR;
}
return retval;
}
int handle_step_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
{
target_t *target = get_current_target(cmd_ctx);
LOG_DEBUG("-");
if (argc == 0)
target->type->step(target, 1, 0, 1); /* current pc, addr = 0, handle breakpoints */
if (argc == 1)
target->type->step(target, 0, strtoul(args[0], NULL, 0), 1); /* addr = args[0], handle breakpoints */
return ERROR_OK;
}
int handle_md_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
{
const int line_bytecnt = 32;
int count = 1;
int size = 4;
u32 address = 0;
int line_modulo;
int i;
char output[128];
int output_len;
int retval;
u8 *buffer;
target_t *target = get_current_target(cmd_ctx);
if (argc < 1)
return ERROR_OK;
if (argc == 2)
count = strtoul(args[1], NULL, 0);
address = strtoul(args[0], NULL, 0);
switch (cmd[2])
{
case 'w':
size = 4; line_modulo = line_bytecnt / 4;
break;
case 'h':
size = 2; line_modulo = line_bytecnt / 2;
break;
case 'b':
size = 1; line_modulo = line_bytecnt / 1;
break;
default:
return ERROR_OK;
}
buffer = calloc(count, size);
retval = target->type->read_memory(target, address, size, count, buffer);
if (retval == ERROR_OK)
{
output_len = 0;
for (i = 0; i < count; i++)
{
if (i%line_modulo == 0)
output_len += snprintf(output + output_len, 128 - output_len, "0x%8.8x: ", address + (i*size));
switch (size)
{
case 4:
output_len += snprintf(output + output_len, 128 - output_len, "%8.8x ", target_buffer_get_u32(target, &buffer[i*4]));
break;
case 2:
output_len += snprintf(output + output_len, 128 - output_len, "%4.4x ", target_buffer_get_u16(target, &buffer[i*2]));
break;
case 1:
output_len += snprintf(output + output_len, 128 - output_len, "%2.2x ", buffer[i*1]);
break;
}
if ((i%line_modulo == line_modulo-1) || (i == count - 1))
{
command_print(cmd_ctx, output);
output_len = 0;
}
}
}
free(buffer);
src/helper/configuration.h - Log output handlers now get a "const char *line" - Added "const" to parameter. src/helper/command.c src/helper/command.h - New function: 'command_output_text()' - Log output handlers now get a "const char *line" src/helper/options.c - Log output handlers now get a "const char *line" src/server/telnet_server.c - DO not transmit NULL bytes via TELNET. - Log output handlers now get a "const char *line" src/server/gdb_server.c - Log output handlers now get a "const char *line" *** THIS INCLUDES PORTIONS OF A PATCH FROM Oyvind sent previously to the mailing list for TCL users try src/target/target.c *** THIS INCLUDES PORTIONS OF A PATCH FROM Oyvind sent previously to the mailing list for TCL users try src/target/target.h *** THIS INCLUDES PORTIONS OF A PATCH FROM Oyvind sent previously to the mailing list for TCL users try src/openocd.c - **MAJOR** Work: New TCL/Jim function: mem2array - **MAJOR** Work: Redirect Tcl/Jim stdio output to remote users. - Previously: TCL output did not go to GDB. - Previously: TCL output did not go to TELNET - Previously: TCL output only goes to control console. - This fixes that problem. + Created callbacks: +openocd_jim_fwrite() +openocd_jim_fread() +openocd_jim_vfprintf() +openocd_jim_fflush() +openocd_jim_fgets() src/Makefile.am - New TCL files. - Future note: This should be more automated. As the list of 'tcl' files grows maintaning this list will suck. src/Jim.c - ** THIS INCLUDES A PREVIOUS PATCH I SENT EARLIER ** - that impliments many [format] specifies JIM did not support. - Jim_FormatString() - **MAJOR** work. - Previously only supported "%s" "%d" and "%c" - And what support existed had bugs. - NEW: *MANY* formating parameters are now supported. - TODO: The "precision" specifier is not supported. ** NEW ** This patch. - Jim_StringToWide() test if no conversion occured. - Jim_StringToIndex() test if no conversion occured. - Jim_StringToDouble() test if no conversion occured. ** NEW ** This Patch. Major Work. - Previously output from JIM did not get sent to GDB - Ditto: Output to Telnet session. - Above items are now fixed - By introducing callbacks new function pointers in the "interp" structure. - Helpers that call the callbacks. - New function: Jim_fprintf() - New function: Jim_vfprintf() - New function: Jim_fwrite() - New function: Jim_fread() - New function: Jim_fflush() - New function: Jim_fgets() By default: the output is to STDIO as previous. The "openocd.c" - redirects the output as needed. - Jim_Panic() - Send panic to both STDERR and the interps specified STDERR output as a 2nd choice. - Now JIM's "stdin/stdout/stderr" paramters are "void *" and are no longer "FILE *". src/Jim.h - **MAJOR** - New JIM STDIO callbacks in the "interp" structure. - change: "stdin/stdout/stderr" are now "void *" cookies. - New JIM stdio helper functions. git-svn-id: svn://svn.berlios.de/openocd/trunk@755 b42882b7-edfa-0310-969c-e2dbd0fdcd60
2008-07-06 14:17:43 -05:00
return retval;
}
int handle_mw_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
{
u32 address = 0;
u32 value = 0;
int count = 1;
int i;
int wordsize;
target_t *target = get_current_target(cmd_ctx);
u8 value_buf[4];
if ((argc < 2) || (argc > 3))
return ERROR_COMMAND_SYNTAX_ERROR;
address = strtoul(args[0], NULL, 0);
value = strtoul(args[1], NULL, 0);
if (argc == 3)
count = strtoul(args[2], NULL, 0);
switch (cmd[2])
{
case 'w':
wordsize = 4;
target_buffer_set_u32(target, value_buf, value);
break;
case 'h':
wordsize = 2;
target_buffer_set_u16(target, value_buf, value);
break;
case 'b':
wordsize = 1;
value_buf[0] = value;
break;
default:
return ERROR_COMMAND_SYNTAX_ERROR;
}
for (i=0; i<count; i++)
{
int retval;
switch (wordsize)
{
case 4:
retval = target->type->write_memory(target, address + i*wordsize, 4, 1, value_buf);
break;
case 2:
retval = target->type->write_memory(target, address + i*wordsize, 2, 1, value_buf);
break;
case 1:
retval = target->type->write_memory(target, address + i*wordsize, 1, 1, value_buf);
break;
default:
return ERROR_OK;
}
keep_alive();
if (retval!=ERROR_OK)
{
return retval;
}
}
return ERROR_OK;
}
int handle_load_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
{
u8 *buffer;
u32 buf_cnt;
u32 image_size;
u32 min_address=0;
u32 max_address=0xffffffff;
int i;
int retval, retvaltemp;
image_t image;
duration_t duration;
char *duration_text;
target_t *target = get_current_target(cmd_ctx);
if ((argc < 1)||(argc > 5))
{
return ERROR_COMMAND_SYNTAX_ERROR;
}
/* a base address isn't always necessary, default to 0x0 (i.e. don't relocate) */
if (argc >= 2)
{
image.base_address_set = 1;
image.base_address = strtoul(args[1], NULL, 0);
}
else
{
image.base_address_set = 0;
}
image.start_address_set = 0;
if (argc>=4)
{
min_address=strtoul(args[3], NULL, 0);
}
if (argc>=5)
{
max_address=strtoul(args[4], NULL, 0)+min_address;
}
if (min_address>max_address)
{
return ERROR_COMMAND_SYNTAX_ERROR;
}
duration_start_measure(&duration);
if (image_open(&image, args[0], (argc >= 3) ? args[2] : NULL) != ERROR_OK)
{
return ERROR_OK;
}
image_size = 0x0;
retval = ERROR_OK;
for (i = 0; i < image.num_sections; i++)
{
buffer = malloc(image.sections[i].size);
if (buffer == NULL)
{
command_print(cmd_ctx, "error allocating buffer for section (%d bytes)", image.sections[i].size);
break;
}
if ((retval = image_read_section(&image, i, 0x0, image.sections[i].size, buffer, &buf_cnt)) != ERROR_OK)
{
free(buffer);
break;
}
u32 offset=0;
u32 length=buf_cnt;
/* DANGER!!! beware of unsigned comparision here!!! */
if ((image.sections[i].base_address+buf_cnt>=min_address)&&
(image.sections[i].base_address<max_address))
{
if (image.sections[i].base_address<min_address)
{
/* clip addresses below */
offset+=min_address-image.sections[i].base_address;
length-=offset;
}
if (image.sections[i].base_address+buf_cnt>max_address)
{
length-=(image.sections[i].base_address+buf_cnt)-max_address;
}
if ((retval = target_write_buffer(target, image.sections[i].base_address+offset, length, buffer+offset)) != ERROR_OK)
{
free(buffer);
break;
}
image_size += length;
command_print(cmd_ctx, "%u byte written at address 0x%8.8x", length, image.sections[i].base_address+offset);
}
free(buffer);
}
if((retvaltemp = duration_stop_measure(&duration, &duration_text)) != ERROR_OK)
{
image_close(&image);
return retvaltemp;
}
if (retval==ERROR_OK)
{
command_print(cmd_ctx, "downloaded %u byte in %s", image_size, duration_text);
}
free(duration_text);
image_close(&image);
return retval;
}
int handle_dump_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
{
fileio_t fileio;
u32 address;
u32 size;
u8 buffer[560];
int retval=ERROR_OK, retvaltemp;
duration_t duration;
char *duration_text;
target_t *target = get_current_target(cmd_ctx);
if (argc != 3)
{
command_print(cmd_ctx, "usage: dump_image <filename> <address> <size>");
return ERROR_OK;
}
address = strtoul(args[1], NULL, 0);
size = strtoul(args[2], NULL, 0);
if ((address & 3) || (size & 3))
{
command_print(cmd_ctx, "only 32-bit aligned address and size are supported");
return ERROR_OK;
}
if (fileio_open(&fileio, args[0], FILEIO_WRITE, FILEIO_BINARY) != ERROR_OK)
{
return ERROR_OK;
}
duration_start_measure(&duration);
while (size > 0)
{
u32 size_written;
u32 this_run_size = (size > 560) ? 560 : size;
retval = target->type->read_memory(target, address, 4, this_run_size / 4, buffer);
if (retval != ERROR_OK)
{
break;
}
retval = fileio_write(&fileio, this_run_size, buffer, &size_written);
if (retval != ERROR_OK)
{
break;
}
size -= this_run_size;
address += this_run_size;
}
if((retvaltemp = fileio_close(&fileio)) != ERROR_OK)
return retvaltemp;
if((retvaltemp = duration_stop_measure(&duration, &duration_text)) != ERROR_OK)
return retvaltemp;
if (retval==ERROR_OK)
{
command_print(cmd_ctx, "dumped %"PRIi64" byte in %s", fileio.size, duration_text);
}
free(duration_text);
return ERROR_OK;
}
int handle_verify_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
{
u8 *buffer;
u32 buf_cnt;
u32 image_size;
int i;
int retval, retvaltemp;
u32 checksum = 0;
u32 mem_checksum = 0;
image_t image;
duration_t duration;
char *duration_text;
target_t *target = get_current_target(cmd_ctx);
if (argc < 1)
{
return ERROR_COMMAND_SYNTAX_ERROR;
}
if (!target)
{
LOG_ERROR("no target selected");
return ERROR_FAIL;
}
duration_start_measure(&duration);
if (argc >= 2)
{
image.base_address_set = 1;
image.base_address = strtoul(args[1], NULL, 0);
}
else
{
image.base_address_set = 0;
image.base_address = 0x0;
}
image.start_address_set = 0;
if ((retval=image_open(&image, args[0], (argc == 3) ? args[2] : NULL)) != ERROR_OK)
{
return retval;
}
image_size = 0x0;
retval=ERROR_OK;
for (i = 0; i < image.num_sections; i++)
{
buffer = malloc(image.sections[i].size);
if (buffer == NULL)
{
command_print(cmd_ctx, "error allocating buffer for section (%d bytes)", image.sections[i].size);
break;
}
if ((retval = image_read_section(&image, i, 0x0, image.sections[i].size, buffer, &buf_cnt)) != ERROR_OK)
{
free(buffer);
break;
}
/* calculate checksum of image */
image_calculate_checksum( buffer, buf_cnt, &checksum );
retval = target_checksum_memory(target, image.sections[i].base_address, buf_cnt, &mem_checksum);
if( retval != ERROR_OK )
{
free(buffer);
break;
}
if( checksum != mem_checksum )
{
/* failed crc checksum, fall back to a binary compare */
u8 *data;
command_print(cmd_ctx, "checksum mismatch - attempting binary compare");
data = (u8*)malloc(buf_cnt);
/* Can we use 32bit word accesses? */
int size = 1;
int count = buf_cnt;
if ((count % 4) == 0)
{
size *= 4;
count /= 4;
}
retval = target->type->read_memory(target, image.sections[i].base_address, size, count, data);
if (retval == ERROR_OK)
{
int t;
for (t = 0; t < buf_cnt; t++)
{
if (data[t] != buffer[t])
{
command_print(cmd_ctx, "Verify operation failed address 0x%08x. Was 0x%02x instead of 0x%02x\n", t + image.sections[i].base_address, data[t], buffer[t]);
free(data);
free(buffer);
retval=ERROR_FAIL;
goto done;
}
if ((t%16384)==0)
{
keep_alive();
}
}
}
free(data);
}
free(buffer);
image_size += buf_cnt;
}
done:
if((retvaltemp = duration_stop_measure(&duration, &duration_text)) != ERROR_OK)
{
image_close(&image);
return retvaltemp;
}
if (retval==ERROR_OK)
{
command_print(cmd_ctx, "verified %u bytes in %s", image_size, duration_text);
}
free(duration_text);
image_close(&image);
return retval;
}
int handle_bp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
{
int retval;
target_t *target = get_current_target(cmd_ctx);
if (argc == 0)
{
breakpoint_t *breakpoint = target->breakpoints;
while (breakpoint)
{
if (breakpoint->type == BKPT_SOFT)
{
char* buf = buf_to_str(breakpoint->orig_instr, breakpoint->length, 16);
command_print(cmd_ctx, "0x%8.8x, 0x%x, %i, 0x%s", breakpoint->address, breakpoint->length, breakpoint->set, buf);
free(buf);
}
else
{
command_print(cmd_ctx, "0x%8.8x, 0x%x, %i", breakpoint->address, breakpoint->length, breakpoint->set);
}
breakpoint = breakpoint->next;
}
}
else if (argc >= 2)
{
int hw = BKPT_SOFT;
u32 length = 0;
length = strtoul(args[1], NULL, 0);
if (argc >= 3)
if (strcmp(args[2], "hw") == 0)
hw = BKPT_HARD;
if ((retval = breakpoint_add(target, strtoul(args[0], NULL, 0), length, hw)) != ERROR_OK)
{
LOG_ERROR("Failure setting breakpoints");
}
else
{
command_print(cmd_ctx, "breakpoint added at address 0x%8.8x", strtoul(args[0], NULL, 0));
}
}
else
{
command_print(cmd_ctx, "usage: bp <address> <length> ['hw']");
}
return ERROR_OK;
}
int handle_rbp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
{
target_t *target = get_current_target(cmd_ctx);
if (argc > 0)
breakpoint_remove(target, strtoul(args[0], NULL, 0));
return ERROR_OK;
}
int handle_wp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
{
target_t *target = get_current_target(cmd_ctx);
int retval;
if (argc == 0)
{
watchpoint_t *watchpoint = target->watchpoints;
while (watchpoint)
{
command_print(cmd_ctx, "address: 0x%8.8x, len: 0x%8.8x, r/w/a: %i, value: 0x%8.8x, mask: 0x%8.8x", watchpoint->address, watchpoint->length, watchpoint->rw, watchpoint->value, watchpoint->mask);
watchpoint = watchpoint->next;
}
}
else if (argc >= 2)
{
enum watchpoint_rw type = WPT_ACCESS;
u32 data_value = 0x0;
u32 data_mask = 0xffffffff;
if (argc >= 3)
{
switch(args[2][0])
{
case 'r':
type = WPT_READ;
break;
case 'w':
type = WPT_WRITE;
break;
case 'a':
type = WPT_ACCESS;
break;
default:
command_print(cmd_ctx, "usage: wp <address> <length> [r/w/a] [value] [mask]");
return ERROR_OK;
}
}
if (argc >= 4)
{
data_value = strtoul(args[3], NULL, 0);
}
if (argc >= 5)
{
data_mask = strtoul(args[4], NULL, 0);
}
if ((retval = watchpoint_add(target, strtoul(args[0], NULL, 0),
strtoul(args[1], NULL, 0), type, data_value, data_mask)) != ERROR_OK)
{
LOG_ERROR("Failure setting breakpoints");
}
}
else
{
command_print(cmd_ctx, "usage: wp <address> <length> [r/w/a] [value] [mask]");
}
return ERROR_OK;
}
int handle_rwp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
{
target_t *target = get_current_target(cmd_ctx);
if (argc > 0)
watchpoint_remove(target, strtoul(args[0], NULL, 0));
return ERROR_OK;
}
int handle_virt2phys_command(command_context_t *cmd_ctx, char *cmd, char **args, int argc)
{
int retval;
target_t *target = get_current_target(cmd_ctx);
u32 va;
u32 pa;
if (argc != 1)
{
return ERROR_COMMAND_SYNTAX_ERROR;
}
va = strtoul(args[0], NULL, 0);
retval = target->type->virt2phys(target, va, &pa);
if (retval == ERROR_OK)
{
command_print(cmd_ctx, "Physical address 0x%08x", pa);
}
else
{
/* lower levels will have logged a detailed error which is
* forwarded to telnet/GDB session.
*/
}
return retval;
}
static void writeLong(FILE *f, int l)
{
int i;
for (i=0; i<4; i++)
{
char c=(l>>(i*8))&0xff;
fwrite(&c, 1, 1, f);
}
}
static void writeString(FILE *f, char *s)
{
fwrite(s, 1, strlen(s), f);
}
// Dump a gmon.out histogram file.
static void writeGmon(u32 *samples, int sampleNum, char *filename)
{
int i;
FILE *f=fopen(filename, "w");
if (f==NULL)
return;
fwrite("gmon", 1, 4, f);
writeLong(f, 0x00000001); // Version
writeLong(f, 0); // padding
writeLong(f, 0); // padding
writeLong(f, 0); // padding
fwrite("", 1, 1, f); // GMON_TAG_TIME_HIST
// figure out bucket size
u32 min=samples[0];
u32 max=samples[0];
for (i=0; i<sampleNum; i++)
{
if (min>samples[i])
{
min=samples[i];
}
if (max<samples[i])
{
max=samples[i];
}
}
int addressSpace=(max-min+1);
static int const maxBuckets=256*1024; // maximum buckets.
int length=addressSpace;
if (length > maxBuckets)
{
length=maxBuckets;
}
int *buckets=malloc(sizeof(int)*length);
if (buckets==NULL)
{
fclose(f);
return;
}
memset(buckets, 0, sizeof(int)*length);
for (i=0; i<sampleNum;i++)
{
u32 address=samples[i];
long long a=address-min;
long long b=length-1;
long long c=addressSpace-1;
int index=(a*b)/c; // danger!!!! int32 overflows
buckets[index]++;
}
// append binary memory gmon.out &profile_hist_hdr ((char*)&profile_hist_hdr + sizeof(struct gmon_hist_hdr))
writeLong(f, min); // low_pc
writeLong(f, max); // high_pc
writeLong(f, length); // # of samples
writeLong(f, 64000000); // 64MHz
writeString(f, "seconds");
for (i=0; i<(15-strlen("seconds")); i++)
{
fwrite("", 1, 1, f); // padding
}
writeString(f, "s");
// append binary memory gmon.out profile_hist_data (profile_hist_data + profile_hist_hdr.hist_size)
char *data=malloc(2*length);
if (data!=NULL)
{
for (i=0; i<length;i++)
{
int val;
val=buckets[i];
if (val>65535)
{
val=65535;
}
data[i*2]=val&0xff;
data[i*2+1]=(val>>8)&0xff;
}
free(buckets);
fwrite(data, 1, length*2, f);
free(data);
} else
{
free(buckets);
}
fclose(f);
}
/* profiling samples the CPU PC as quickly as OpenOCD is able, which will be used as a random sampling of PC */
int handle_profile_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
{
target_t *target = get_current_target(cmd_ctx);
struct timeval timeout, now;
gettimeofday(&timeout, NULL);
if (argc!=2)
{
return ERROR_COMMAND_SYNTAX_ERROR;
}
char *end;
timeval_add_time(&timeout, strtoul(args[0], &end, 0), 0);
if (*end)
{
return ERROR_OK;
}
command_print(cmd_ctx, "Starting profiling. Halting and resuming the target as often as we can...");
static const int maxSample=10000;
u32 *samples=malloc(sizeof(u32)*maxSample);
if (samples==NULL)
return ERROR_OK;
int numSamples=0;
int retval=ERROR_OK;
// hopefully it is safe to cache! We want to stop/restart as quickly as possible.
reg_t *reg = register_get_by_name(target->reg_cache, "pc", 1);
for (;;)
{
target_poll(target);
if (target->state == TARGET_HALTED)
{
u32 t=*((u32 *)reg->value);
samples[numSamples++]=t;
retval = target_resume(target, 1, 0, 0, 0); /* current pc, addr = 0, do not handle breakpoints, not debugging */
target_poll(target);
alive_sleep(10); // sleep 10ms, i.e. <100 samples/second.
} else if (target->state == TARGET_RUNNING)
{
// We want to quickly sample the PC.
if((retval = target_halt(target)) != ERROR_OK)
{
free(samples);
return retval;
}
} else
{
command_print(cmd_ctx, "Target not halted or running");
retval=ERROR_OK;
break;
}
if (retval!=ERROR_OK)
{
break;
}
gettimeofday(&now, NULL);
if ((numSamples>=maxSample) || ((now.tv_sec >= timeout.tv_sec) && (now.tv_usec >= timeout.tv_usec)))
{
command_print(cmd_ctx, "Profiling completed. %d samples.", numSamples);
if((retval = target_poll(target)) != ERROR_OK)
{
free(samples);
return retval;
}
if (target->state == TARGET_HALTED)
{
target_resume(target, 1, 0, 0, 0); /* current pc, addr = 0, do not handle breakpoints, not debugging */
}
if((retval = target_poll(target)) != ERROR_OK)
{
free(samples);
return retval;
}
writeGmon(samples, numSamples, args[1]);
command_print(cmd_ctx, "Wrote %s", args[1]);
break;
}
}
free(samples);
return ERROR_OK;
}
static int new_int_array_element(Jim_Interp * interp, const char *varname, int idx, u32 val)
{
char *namebuf;
Jim_Obj *nameObjPtr, *valObjPtr;
int result;
namebuf = alloc_printf("%s(%d)", varname, idx);
if (!namebuf)
return JIM_ERR;
nameObjPtr = Jim_NewStringObj(interp, namebuf, -1);
valObjPtr = Jim_NewIntObj(interp, val);
if (!nameObjPtr || !valObjPtr)
{
free(namebuf);
return JIM_ERR;
}
Jim_IncrRefCount(nameObjPtr);
Jim_IncrRefCount(valObjPtr);
result = Jim_SetVariable(interp, nameObjPtr, valObjPtr);
Jim_DecrRefCount(interp, nameObjPtr);
Jim_DecrRefCount(interp, valObjPtr);
free(namebuf);
/* printf("%s(%d) <= 0%08x\n", varname, idx, val); */
return result;
}
static int jim_mem2array(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
command_context_t *context;
target_t *target;
context = Jim_GetAssocData(interp, "context");
if (context == NULL)
{
LOG_ERROR("mem2array: no command context");
return JIM_ERR;
}
target = get_current_target(context);
if (target == NULL)
{
LOG_ERROR("mem2array: no current target");
return JIM_ERR;
}
return target_mem2array(interp, target, argc,argv);
}
static int target_mem2array(Jim_Interp *interp, target_t *target, int argc, Jim_Obj *const *argv)
{
long l;
u32 width;
u32 len;
u32 addr;
u32 count;
u32 v;
const char *varname;
u8 buffer[4096];
int i, n, e, retval;
/* argv[1] = name of array to receive the data
* argv[2] = desired width
* argv[3] = memory address
* argv[4] = count of times to read
*/
if (argc != 5) {
Jim_WrongNumArgs(interp, 1, argv, "varname width addr nelems");
return JIM_ERR;
}
varname = Jim_GetString(argv[1], &len);
/* given "foo" get space for worse case "foo(%d)" .. add 20 */
e = Jim_GetLong(interp, argv[2], &l);
width = l;
if (e != JIM_OK) {
return e;
}
e = Jim_GetLong(interp, argv[3], &l);
addr = l;
if (e != JIM_OK) {
return e;
}
e = Jim_GetLong(interp, argv[4], &l);
len = l;
if (e != JIM_OK) {
return e;
}
switch (width) {
case 8:
width = 1;
break;
case 16:
width = 2;
break;
case 32:
width = 4;
break;
default:
Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
Jim_AppendStrings( interp, Jim_GetResult(interp), "Invalid width param, must be 8/16/32", NULL );
return JIM_ERR;
}
if (len == 0) {
Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: zero width read?", NULL);
return JIM_ERR;
}
if ((addr + (len * width)) < addr) {
Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: addr + len - wraps to zero?", NULL);
return JIM_ERR;
}
/* absurd transfer size? */
if (len > 65536) {
Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: absurd > 64K item request", NULL);
return JIM_ERR;
}
if ((width == 1) ||
((width == 2) && ((addr & 1) == 0)) ||
((width == 4) && ((addr & 3) == 0))) {
/* all is well */
} else {
char buf[100];
Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
sprintf(buf, "mem2array address: 0x%08x is not aligned for %d byte reads", addr, width);
Jim_AppendStrings(interp, Jim_GetResult(interp), buf , NULL);
return JIM_ERR;
}
/* Transfer loop */
/* index counter */
n = 0;
/* assume ok */
e = JIM_OK;
while (len) {
/* Slurp... in buffer size chunks */
count = len; /* in objects.. */
if (count > (sizeof(buffer)/width)) {
count = (sizeof(buffer)/width);
}
retval = target->type->read_memory( target, addr, width, count, buffer );
if (retval != ERROR_OK) {
/* BOO !*/
LOG_ERROR("mem2array: Read @ 0x%08x, w=%d, cnt=%d, failed", addr, width, count);
Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: cannot read memory", NULL);
e = JIM_ERR;
len = 0;
} else {
v = 0; /* shut up gcc */
for (i = 0 ;i < count ;i++, n++) {
switch (width) {
case 4:
v = target_buffer_get_u32(target, &buffer[i*width]);
break;
case 2:
v = target_buffer_get_u16(target, &buffer[i*width]);
break;
case 1:
v = buffer[i] & 0x0ff;
break;
}
new_int_array_element(interp, varname, n, v);
}
len -= count;
}
}
Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
return JIM_OK;
}
static int get_int_array_element(Jim_Interp * interp, const char *varname, int idx, u32 *val)
{
char *namebuf;
Jim_Obj *nameObjPtr, *valObjPtr;
int result;
long l;
namebuf = alloc_printf("%s(%d)", varname, idx);
if (!namebuf)
return JIM_ERR;
nameObjPtr = Jim_NewStringObj(interp, namebuf, -1);
if (!nameObjPtr)
{
free(namebuf);
return JIM_ERR;
}
Jim_IncrRefCount(nameObjPtr);
valObjPtr = Jim_GetVariable(interp, nameObjPtr, JIM_ERRMSG);
Jim_DecrRefCount(interp, nameObjPtr);
free(namebuf);
if (valObjPtr == NULL)
return JIM_ERR;
result = Jim_GetLong(interp, valObjPtr, &l);
/* printf("%s(%d) => 0%08x\n", varname, idx, val); */
*val = l;
return result;
}
static int jim_array2mem(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
command_context_t *context;
target_t *target;
context = Jim_GetAssocData(interp, "context");
if (context == NULL){
LOG_ERROR("array2mem: no command context");
return JIM_ERR;
}
target = get_current_target(context);
if (target == NULL){
LOG_ERROR("array2mem: no current target");
return JIM_ERR;
}
return target_array2mem( interp,target, argc, argv );
}
static int target_array2mem(Jim_Interp *interp, target_t *target, int argc, Jim_Obj *const *argv)
{
long l;
u32 width;
u32 len;
u32 addr;
u32 count;
u32 v;
const char *varname;
u8 buffer[4096];
int i, n, e, retval;
/* argv[1] = name of array to get the data
* argv[2] = desired width
* argv[3] = memory address
* argv[4] = count to write
*/
if (argc != 5) {
Jim_WrongNumArgs(interp, 1, argv, "varname width addr nelems");
return JIM_ERR;
}
varname = Jim_GetString(argv[1], &len);
/* given "foo" get space for worse case "foo(%d)" .. add 20 */
e = Jim_GetLong(interp, argv[2], &l);
width = l;
if (e != JIM_OK) {
return e;
}
e = Jim_GetLong(interp, argv[3], &l);
addr = l;
if (e != JIM_OK) {
return e;
}
e = Jim_GetLong(interp, argv[4], &l);
len = l;
if (e != JIM_OK) {
return e;
}
switch (width) {
case 8:
width = 1;
break;
case 16:
width = 2;
break;
case 32:
width = 4;
break;
default:
Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
Jim_AppendStrings( interp, Jim_GetResult(interp), "Invalid width param, must be 8/16/32", NULL );
return JIM_ERR;
}
if (len == 0) {
Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
Jim_AppendStrings(interp, Jim_GetResult(interp), "array2mem: zero width read?", NULL);
return JIM_ERR;
}
if ((addr + (len * width)) < addr) {
Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
Jim_AppendStrings(interp, Jim_GetResult(interp), "array2mem: addr + len - wraps to zero?", NULL);
return JIM_ERR;
}
/* absurd transfer size? */
if (len > 65536) {
Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
Jim_AppendStrings(interp, Jim_GetResult(interp), "array2mem: absurd > 64K item request", NULL);
return JIM_ERR;
}
if ((width == 1) ||
((width == 2) && ((addr & 1) == 0)) ||
((width == 4) && ((addr & 3) == 0))) {
/* all is well */
} else {
char buf[100];
Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
sprintf(buf, "array2mem address: 0x%08x is not aligned for %d byte reads", addr, width);
Jim_AppendStrings(interp, Jim_GetResult(interp), buf , NULL);
return JIM_ERR;
}
/* Transfer loop */
/* index counter */
n = 0;
/* assume ok */
e = JIM_OK;
while (len) {
/* Slurp... in buffer size chunks */
count = len; /* in objects.. */
if (count > (sizeof(buffer)/width)) {
count = (sizeof(buffer)/width);
}
v = 0; /* shut up gcc */
for (i = 0 ;i < count ;i++, n++) {
get_int_array_element(interp, varname, n, &v);
switch (width) {
case 4:
target_buffer_set_u32(target, &buffer[i*width], v);
break;
case 2:
target_buffer_set_u16(target, &buffer[i*width], v);
break;
case 1:
buffer[i] = v & 0x0ff;
break;
}
}
len -= count;
retval = target->type->write_memory(target, addr, width, count, buffer);
if (retval != ERROR_OK) {
/* BOO !*/
LOG_ERROR("array2mem: Write @ 0x%08x, w=%d, cnt=%d, failed", addr, width, count);
Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
Jim_AppendStrings(interp, Jim_GetResult(interp), "array2mem: cannot read memory", NULL);
e = JIM_ERR;
len = 0;
}
}
Jim_SetResult(interp, Jim_NewEmptyStringObj(interp));
return JIM_OK;
}
void
target_all_handle_event( enum target_event e )
{
target_t *target;
LOG_DEBUG( "**all*targets: event: %d, %s",
e,
Jim_Nvp_value2name_simple( nvp_target_event, e )->name );
target = all_targets;
while (target){
target_handle_event( target, e );
target = target->next;
}
}
void
target_handle_event( target_t *target, enum target_event e )
{
target_event_action_t *teap;
int done;
teap = target->event_action;
done = 0;
while( teap ){
if( teap->event == e ){
done = 1;
LOG_DEBUG( "target: (%d) %s (%s) event: %d (%s) action: %s\n",
target->target_number,
target->cmd_name,
target->type->name,
e,
Jim_Nvp_value2name_simple( nvp_target_event, e )->name,
Jim_GetString( teap->body, NULL ) );
if (Jim_EvalObj( interp, teap->body )!=JIM_OK)
{
Jim_PrintErrorMessage(interp);
}
}
teap = teap->next;
}
if( !done ){
LOG_DEBUG( "event: %d %s - no action",
e,
Jim_Nvp_value2name_simple( nvp_target_event, e )->name );
}
}
enum target_cfg_param {
TCFG_TYPE,
TCFG_EVENT,
TCFG_WORK_AREA_VIRT,
TCFG_WORK_AREA_PHYS,
TCFG_WORK_AREA_SIZE,
TCFG_WORK_AREA_BACKUP,
TCFG_ENDIAN,
TCFG_VARIANT,
TCFG_CHAIN_POSITION,
};
static Jim_Nvp nvp_config_opts[] = {
{ .name = "-type", .value = TCFG_TYPE },
{ .name = "-event", .value = TCFG_EVENT },
{ .name = "-work-area-virt", .value = TCFG_WORK_AREA_VIRT },
{ .name = "-work-area-phys", .value = TCFG_WORK_AREA_PHYS },
{ .name = "-work-area-size", .value = TCFG_WORK_AREA_SIZE },
{ .name = "-work-area-backup", .value = TCFG_WORK_AREA_BACKUP },
{ .name = "-endian" , .value = TCFG_ENDIAN },
{ .name = "-variant", .value = TCFG_VARIANT },
{ .name = "-chain-position", .value = TCFG_CHAIN_POSITION },
{ .name = NULL, .value = -1 }
};
static int
target_configure( Jim_GetOptInfo *goi,
target_t *target )
{
Jim_Nvp *n;
Jim_Obj *o;
jim_wide w;
char *cp;
int e;
/* parse config or cget options ... */
while( goi->argc > 0 ){
Jim_SetEmptyResult( goi->interp );
//Jim_GetOpt_Debug( goi );
if( target->type->target_jim_configure ){
/* target defines a configure function */
/* target gets first dibs on parameters */
e = (*(target->type->target_jim_configure))( target, goi );
if( e == JIM_OK ){
/* more? */
continue;
}
if( e == JIM_ERR ){
/* An error */
return e;
}
/* otherwise we 'continue' below */
}
e = Jim_GetOpt_Nvp( goi, nvp_config_opts, &n );
if( e != JIM_OK ){
Jim_GetOpt_NvpUnknown( goi, nvp_config_opts, 0 );
return e;
}
switch( n->value ){
case TCFG_TYPE:
/* not setable */
if( goi->isconfigure ){
Jim_SetResult_sprintf( goi->interp, "not setable: %s", n->name );
return JIM_ERR;
} else {
no_params:
if( goi->argc != 0 ){
Jim_WrongNumArgs( goi->interp, goi->argc, goi->argv, "NO PARAMS");
return JIM_ERR;
}
}
Jim_SetResultString( goi->interp, target->type->name, -1 );
/* loop for more */
break;
case TCFG_EVENT:
if( goi->argc == 0 ){
Jim_WrongNumArgs( goi->interp, goi->argc, goi->argv, "-event ?event-name? ...");
return JIM_ERR;
}
e = Jim_GetOpt_Nvp( goi, nvp_target_event, &n );
if( e != JIM_OK ){
Jim_GetOpt_NvpUnknown( goi, nvp_target_event, 1 );
return e;
}
if( goi->isconfigure ){
if( goi->argc != 1 ){
Jim_WrongNumArgs( goi->interp, goi->argc, goi->argv, "-event ?event-name? ?EVENT-BODY?");
return JIM_ERR;
}
} else {
if( goi->argc != 0 ){
Jim_WrongNumArgs(goi->interp, goi->argc, goi->argv, "-event ?event-name?");
return JIM_ERR;
}
}
{
target_event_action_t *teap;
teap = target->event_action;
/* replace existing? */
while( teap ){
if( teap->event == n->value ){
break;
}
teap = teap->next;
}
if( goi->isconfigure ){
if( teap == NULL ){
/* create new */
teap = calloc( 1, sizeof(*teap) );
}
teap->event = n->value;
Jim_GetOpt_Obj( goi, &o );
if( teap->body ){
Jim_DecrRefCount( interp, teap->body );
}
teap->body = Jim_DuplicateObj( goi->interp, o );
/*
* FIXME:
* Tcl/TK - "tk events" have a nice feature.
* See the "BIND" command.
* We should support that here.
* You can specify %X and %Y in the event code.
* The idea is: %T - target name.
* The idea is: %N - target number
* The idea is: %E - event name.
*/
Jim_IncrRefCount( teap->body );
/* add to head of event list */
teap->next = target->event_action;
target->event_action = teap;
Jim_SetEmptyResult(goi->interp);
} else {
/* get */
if( teap == NULL ){
Jim_SetEmptyResult( goi->interp );
} else {
Jim_SetResult( goi->interp, Jim_DuplicateObj( goi->interp, teap->body ) );
}
}
}
/* loop for more */
break;
case TCFG_WORK_AREA_VIRT:
if( goi->isconfigure ){
target_free_all_working_areas(target);
e = Jim_GetOpt_Wide( goi, &w );
if( e != JIM_OK ){
return e;
}
target->working_area_virt = w;
} else {
if( goi->argc != 0 ){
goto no_params;
}
}
Jim_SetResult( interp, Jim_NewIntObj( goi->interp, target->working_area_virt ) );
/* loop for more */
break;
case TCFG_WORK_AREA_PHYS:
if( goi->isconfigure ){
target_free_all_working_areas(target);
e = Jim_GetOpt_Wide( goi, &w );
if( e != JIM_OK ){
return e;
}
target->working_area_phys = w;
} else {
if( goi->argc != 0 ){
goto no_params;
}
}
Jim_SetResult( interp, Jim_NewIntObj( goi->interp, target->working_area_phys ) );
/* loop for more */
break;
case TCFG_WORK_AREA_SIZE:
if( goi->isconfigure ){
target_free_all_working_areas(target);
e = Jim_GetOpt_Wide( goi, &w );
if( e != JIM_OK ){
return e;
}
target->working_area_size = w;
} else {
if( goi->argc != 0 ){
goto no_params;
}
}
Jim_SetResult( interp, Jim_NewIntObj( goi->interp, target->working_area_size ) );
/* loop for more */
break;
case TCFG_WORK_AREA_BACKUP:
if( goi->isconfigure ){
target_free_all_working_areas(target);
e = Jim_GetOpt_Wide( goi, &w );
if( e != JIM_OK ){
return e;
}
/* make this exactly 1 or 0 */
target->backup_working_area = (!!w);
} else {
if( goi->argc != 0 ){
goto no_params;
}
}
Jim_SetResult( interp, Jim_NewIntObj( goi->interp, target->working_area_size ) );
/* loop for more e*/
break;
case TCFG_ENDIAN:
if( goi->isconfigure ){
e = Jim_GetOpt_Nvp( goi, nvp_target_endian, &n );
if( e != JIM_OK ){
Jim_GetOpt_NvpUnknown( goi, nvp_target_endian, 1 );
return e;
}
target->endianness = n->value;
} else {
if( goi->argc != 0 ){
goto no_params;
}
}
n = Jim_Nvp_value2name_simple( nvp_target_endian, target->endianness );
if( n->name == NULL ){
target->endianness = TARGET_LITTLE_ENDIAN;
n = Jim_Nvp_value2name_simple( nvp_target_endian, target->endianness );
}
Jim_SetResultString( goi->interp, n->name, -1 );
/* loop for more */
break;
case TCFG_VARIANT:
if( goi->isconfigure ){
if( goi->argc < 1 ){
Jim_SetResult_sprintf( goi->interp,
"%s ?STRING?",
n->name );
return JIM_ERR;
}
if( target->variant ){
free((void *)(target->variant));
}
e = Jim_GetOpt_String( goi, &cp, NULL );
target->variant = strdup(cp);
} else {
if( goi->argc != 0 ){
goto no_params;
}
}
Jim_SetResultString( goi->interp, target->variant,-1 );
/* loop for more */
break;
case TCFG_CHAIN_POSITION:
if( goi->isconfigure ){
target_free_all_working_areas(target);
e = Jim_GetOpt_Wide( goi, &w );
if( e != JIM_OK ){
return e;
}
/* make this exactly 1 or 0 */
target->chain_position = w;
} else {
if( goi->argc != 0 ){
goto no_params;
}
}
Jim_SetResult( interp, Jim_NewIntObj( goi->interp, target->chain_position ) );
/* loop for more e*/
break;
}
} /* while( goi->argc ) */
/* done - we return */
return JIM_OK;
}
/** this is the 'tcl' handler for the target specific command */
static int
tcl_target_func( Jim_Interp *interp,
int argc,
Jim_Obj *const *argv )
{
Jim_GetOptInfo goi;
jim_wide a,b,c;
int x,y,z;
u8 target_buf[32];
Jim_Nvp *n;
target_t *target;
struct command_context_s *cmd_ctx;
int e;
enum {
TS_CMD_CONFIGURE,
TS_CMD_CGET,
TS_CMD_MWW, TS_CMD_MWH, TS_CMD_MWB,
TS_CMD_MDW, TS_CMD_MDH, TS_CMD_MDB,
TS_CMD_MRW, TS_CMD_MRH, TS_CMD_MRB,
TS_CMD_MEM2ARRAY, TS_CMD_ARRAY2MEM,
TS_CMD_EXAMINE,
TS_CMD_POLL,
TS_CMD_RESET,
TS_CMD_HALT,
TS_CMD_WAITSTATE,
TS_CMD_EVENTLIST,
TS_CMD_CURSTATE,
TS_CMD_INVOKE_EVENT,
};
static const Jim_Nvp target_options[] = {
{ .name = "configure", .value = TS_CMD_CONFIGURE },
{ .name = "cget", .value = TS_CMD_CGET },
{ .name = "mww", .value = TS_CMD_MWW },
{ .name = "mwh", .value = TS_CMD_MWH },
{ .name = "mwb", .value = TS_CMD_MWB },
{ .name = "mdw", .value = TS_CMD_MDW },
{ .name = "mdh", .value = TS_CMD_MDH },
{ .name = "mdb", .value = TS_CMD_MDB },
{ .name = "mem2array", .value = TS_CMD_MEM2ARRAY },
{ .name = "array2mem", .value = TS_CMD_ARRAY2MEM },
{ .name = "eventlist", .value = TS_CMD_EVENTLIST },
{ .name = "curstate", .value = TS_CMD_CURSTATE },
{ .name = "arp_examine", .value = TS_CMD_EXAMINE },
{ .name = "arp_poll", .value = TS_CMD_POLL },
{ .name = "arp_reset", .value = TS_CMD_RESET },
{ .name = "arp_halt", .value = TS_CMD_HALT },
{ .name = "arp_waitstate", .value = TS_CMD_WAITSTATE },
{ .name = "invoke-event", .value = TS_CMD_INVOKE_EVENT },
{ .name = NULL, .value = -1 },
};
/* go past the "command" */
Jim_GetOpt_Setup( &goi, interp, argc-1, argv+1 );
target = Jim_CmdPrivData( goi.interp );
cmd_ctx = Jim_GetAssocData(goi.interp, "context");
/* commands here are in an NVP table */
e = Jim_GetOpt_Nvp( &goi, target_options, &n );
if( e != JIM_OK ){
Jim_GetOpt_NvpUnknown( &goi, target_options, 0 );
return e;
}
// Assume blank result
Jim_SetEmptyResult( goi.interp );
switch( n->value ){
case TS_CMD_CONFIGURE:
if( goi.argc < 2 ){
Jim_WrongNumArgs( goi.interp, goi.argc, goi.argv, "missing: -option VALUE ...");
return JIM_ERR;
}
goi.isconfigure = 1;
return target_configure( &goi, target );
case TS_CMD_CGET:
// some things take params
if( goi.argc < 1 ){
Jim_WrongNumArgs( goi.interp, 0, goi.argv, "missing: ?-option?");
return JIM_ERR;
}
goi.isconfigure = 0;
return target_configure( &goi, target );
break;
case TS_CMD_MWW:
case TS_CMD_MWH:
case TS_CMD_MWB:
/* argv[0] = cmd
* argv[1] = address
* argv[2] = data
* argv[3] = optional count.
*/
if( (goi.argc == 3) || (goi.argc == 4) ){
/* all is well */
} else {
mwx_error:
Jim_SetResult_sprintf( goi.interp, "expected: %s ADDR DATA [COUNT]", n->name );
return JIM_ERR;
}
e = Jim_GetOpt_Wide( &goi, &a );
if( e != JIM_OK ){
goto mwx_error;
}
e = Jim_GetOpt_Wide( &goi, &b );
if( e != JIM_OK ){
goto mwx_error;
}
if( goi.argc ){
e = Jim_GetOpt_Wide( &goi, &c );
if( e != JIM_OK ){
goto mwx_error;
}
} else {
c = 1;
}
switch( n->value ){
case TS_CMD_MWW:
target_buffer_set_u32( target, target_buf, b );
b = 4;
break;
case TS_CMD_MWH:
target_buffer_set_u16( target, target_buf, b );
b = 2;
break;
case TS_CMD_MWB:
target_buffer_set_u8( target, target_buf, b );
b = 1;
break;
}
for( x = 0 ; x < c ; x++ ){
e = target->type->write_memory( target, a, b, 1, target_buf );
if( e != ERROR_OK ){
Jim_SetResult_sprintf( interp, "Error writing @ 0x%08x: %d\n", (int)(a), e );
return JIM_ERR;
}
/* b = width */
a = a + b;
}
return JIM_OK;
break;
/* display */
case TS_CMD_MDW:
case TS_CMD_MDH:
case TS_CMD_MDB:
/* argv[0] = command
* argv[1] = address
* argv[2] = optional count
*/
if( (goi.argc == 2) || (goi.argc == 3) ){
Jim_SetResult_sprintf( goi.interp, "expected: %s ADDR [COUNT]", n->name );
return JIM_ERR;
}
e = Jim_GetOpt_Wide( &goi, &a );
if( e != JIM_OK ){
return JIM_ERR;
}
if( goi.argc ){
e = Jim_GetOpt_Wide( &goi, &c );
if( e != JIM_OK ){
return JIM_ERR;
}
} else {
c = 1;
}
b = 1; /* shut up gcc */
switch( n->value ){
case TS_CMD_MDW:
b = 4;
break;
case TS_CMD_MDH:
b = 2;
break;
case TS_CMD_MDB:
b = 1;
break;
}
/* convert to "bytes" */
c = c * b;
/* count is now in 'BYTES' */
while( c > 0 ){
y = c;
if( y > 16 ){
y = 16;
}
e = target->type->read_memory( target, a, b, y / b, target_buf );
if( e != ERROR_OK ){
Jim_SetResult_sprintf( interp, "error reading target @ 0x%08lx", (int)(a) );
return JIM_ERR;
}
Jim_fprintf( interp, interp->cookie_stdout, "0x%08x ", (int)(a) );
switch( b ){
case 4:
for( x = 0 ; (x < 16) && (x < y) ; x += 4 ){
z = target_buffer_get_u32( target, &(target_buf[ x * 4 ]) );
Jim_fprintf( interp, interp->cookie_stdout, "%08x ", (int)(z) );
}
for( ; (x < 16) ; x += 4 ){
Jim_fprintf( interp, interp->cookie_stdout, " " );
}
break;
case 2:
for( x = 0 ; (x < 16) && (x < y) ; x += 2 ){
z = target_buffer_get_u16( target, &(target_buf[ x * 2 ]) );
Jim_fprintf( interp, interp->cookie_stdout, "%04x ", (int)(z) );
}
for( ; (x < 16) ; x += 2 ){
Jim_fprintf( interp, interp->cookie_stdout, " " );
}
break;
case 1:
default:
for( x = 0 ; (x < 16) && (x < y) ; x += 1 ){
z = target_buffer_get_u8( target, &(target_buf[ x * 4 ]) );
Jim_fprintf( interp, interp->cookie_stdout, "%02x ", (int)(z) );
}
for( ; (x < 16) ; x += 1 ){
Jim_fprintf( interp, interp->cookie_stdout, " " );
}
break;
}
/* ascii-ify the bytes */
for( x = 0 ; x < y ; x++ ){
if( (target_buf[x] >= 0x20) &&
(target_buf[x] <= 0x7e) ){
/* good */
} else {
/* smack it */
target_buf[x] = '.';
}
}
/* space pad */
while( x < 16 ){
target_buf[x] = ' ';
x++;
}
/* terminate */
target_buf[16] = 0;
/* print - with a newline */
Jim_fprintf( interp, interp->cookie_stdout, "%s\n", target_buf );
/* NEXT... */
c -= 16;
a += 16;
}
return JIM_OK;
case TS_CMD_MEM2ARRAY:
return target_mem2array( goi.interp, target, goi.argc, goi.argv );
break;
case TS_CMD_ARRAY2MEM:
return target_array2mem( goi.interp, target, goi.argc, goi.argv );
break;
case TS_CMD_EXAMINE:
if( goi.argc ){
Jim_WrongNumArgs( goi.interp, 2, argv, "[no parameters]");
return JIM_ERR;
}
e = target->type->examine( target );
if( e != ERROR_OK ){
Jim_SetResult_sprintf( interp, "examine-fails: %d", e );
return JIM_ERR;
}
return JIM_OK;
case TS_CMD_POLL:
if( goi.argc ){
Jim_WrongNumArgs( goi.interp, 2, argv, "[no parameters]");
return JIM_ERR;
}
if( !(target->type->examined) ){
e = ERROR_TARGET_NOT_EXAMINED;
} else {
e = target->type->poll( target );
}
if( e != ERROR_OK ){
Jim_SetResult_sprintf( interp, "poll-fails: %d", e );
return JIM_ERR;
} else {
return JIM_OK;
}
break;
case TS_CMD_RESET:
if( goi.argc != 2 ){
Jim_WrongNumArgs( interp, 2, argv, "t|f|assert|deassert BOOL");
return JIM_ERR;
}
e = Jim_GetOpt_Nvp( &goi, nvp_assert, &n );
if( e != JIM_OK ){
Jim_GetOpt_NvpUnknown( &goi, nvp_assert, 1 );
return e;
}
// the halt or not param
e = Jim_GetOpt_Wide( &goi, &a);
if( e != JIM_OK ){
return e;
}
// determine if we should halt or not.
target->reset_halt = !!a;
// When this happens - all workareas are invalid.
target_free_all_working_areas_restore(target, 0);
// do the assert
if( n->value == NVP_ASSERT ){
target->type->assert_reset( target );
} else {
target->type->deassert_reset( target );
}
return JIM_OK;
case TS_CMD_HALT:
if( goi.argc ){
Jim_WrongNumArgs( goi.interp, 0, argv, "halt [no parameters]");
return JIM_ERR;
}
target->type->halt( target );
return JIM_OK;
case TS_CMD_WAITSTATE:
// params: <name> statename timeoutmsecs
if( goi.argc != 2 ){
Jim_SetResult_sprintf( goi.interp, "%s STATENAME TIMEOUTMSECS", n->name );
return JIM_ERR;
}
e = Jim_GetOpt_Nvp( &goi, nvp_target_state, &n );
if( e != JIM_OK ){
Jim_GetOpt_NvpUnknown( &goi, nvp_target_state,1 );
return e;
}
e = Jim_GetOpt_Wide( &goi, &a );
if( e != JIM_OK ){
return e;
}
e = target_wait_state( target, n->value, a );
if( e != ERROR_OK ){
Jim_SetResult_sprintf( goi.interp,
"target: %s wait %s fails (%d) %s",
target->cmd_name,
n->name,
e, target_strerror_safe(e) );
return JIM_ERR;
} else {
return JIM_OK;
}
case TS_CMD_EVENTLIST:
/* List for human, Events defined for this target.
* scripts/programs should use 'name cget -event NAME'
*/
{
target_event_action_t *teap;
teap = target->event_action;
command_print( cmd_ctx, "Event actions for target (%d) %s\n",
target->target_number,
target->cmd_name );
command_print( cmd_ctx, "%-25s | Body", "Event");
command_print( cmd_ctx, "------------------------- | ----------------------------------------");
while( teap ){
command_print( cmd_ctx,
"%-25s | %s",
Jim_Nvp_value2name_simple( nvp_target_event, teap->event )->name,
Jim_GetString( teap->body, NULL ) );
teap = teap->next;
}
command_print( cmd_ctx, "***END***");
return JIM_OK;
}
case TS_CMD_CURSTATE:
if( goi.argc != 0 ){
Jim_WrongNumArgs( goi.interp, 0, argv, "[no parameters]");
return JIM_ERR;
}
Jim_SetResultString( goi.interp,
Jim_Nvp_value2name_simple(nvp_target_state,target->state)->name,-1);
return JIM_OK;
case TS_CMD_INVOKE_EVENT:
if( goi.argc != 1 ){
Jim_SetResult_sprintf( goi.interp, "%s ?EVENTNAME?",n->name);
return JIM_ERR;
}
e = Jim_GetOpt_Nvp( &goi, nvp_target_event, &n );
if( e != JIM_OK ){
Jim_GetOpt_NvpUnknown( &goi, nvp_target_event, 1 );
return e;
}
target_handle_event( target, n->value );
return JIM_OK;
}
return JIM_ERR;
}
static int
target_create( Jim_GetOptInfo *goi )
{
Jim_Obj *new_cmd;
Jim_Cmd *cmd;
const char *cp;
char *cp2;
int e;
int x;
target_t *target;
struct command_context_s *cmd_ctx;
cmd_ctx = Jim_GetAssocData(goi->interp, "context");
if( goi->argc < 3 ){
Jim_WrongNumArgs( goi->interp, 1, goi->argv, "?name? ?type? ..options...");
return JIM_ERR;
}
/* COMMAND */
Jim_GetOpt_Obj( goi, &new_cmd );
/* does this command exist? */
cmd = Jim_GetCommand( goi->interp, new_cmd, JIM_ERRMSG );
if( cmd ){
cp = Jim_GetString( new_cmd, NULL );
Jim_SetResult_sprintf(goi->interp, "Command/target: %s Exists", cp);
return JIM_ERR;
}
/* TYPE */
e = Jim_GetOpt_String( goi, &cp2, NULL );
cp = cp2;
/* now does target type exist */
for( x = 0 ; target_types[x] ; x++ ){
if( 0 == strcmp( cp, target_types[x]->name ) ){
/* found */
break;
}
}
if( target_types[x] == NULL ){
Jim_SetResult_sprintf( goi->interp, "Unknown target type %s, try one of ", cp );
for( x = 0 ; target_types[x] ; x++ ){
if( target_types[x+1] ){
Jim_AppendStrings( goi->interp,
Jim_GetResult(goi->interp),
target_types[x]->name,
", ", NULL);
} else {
Jim_AppendStrings( goi->interp,
Jim_GetResult(goi->interp),
" or ",
target_types[x]->name,NULL );
}
}
return JIM_ERR;
}
/* Create it */
target = calloc(1,sizeof(target_t));
/* set target number */
target->target_number = new_target_number();
/* allocate memory for each unique target type */
target->type = (target_type_t*)calloc(1,sizeof(target_type_t));
memcpy( target->type, target_types[x], sizeof(target_type_t));
/* will be set by "-endian" */
target->endianness = TARGET_ENDIAN_UNKNOWN;
target->working_area = 0x0;
target->working_area_size = 0x0;
target->working_areas = NULL;
target->backup_working_area = 0;
target->state = TARGET_UNKNOWN;
target->debug_reason = DBG_REASON_UNDEFINED;
target->reg_cache = NULL;
target->breakpoints = NULL;
target->watchpoints = NULL;
target->next = NULL;
target->arch_info = NULL;
/* initialize trace information */
target->trace_info = malloc(sizeof(trace_t));
target->trace_info->num_trace_points = 0;
target->trace_info->trace_points_size = 0;
target->trace_info->trace_points = NULL;
target->trace_info->trace_history_size = 0;
target->trace_info->trace_history = NULL;
target->trace_info->trace_history_pos = 0;
target->trace_info->trace_history_overflowed = 0;
target->dbgmsg = NULL;
target->dbg_msg_enabled = 0;
target->endianness = TARGET_ENDIAN_UNKNOWN;
/* Do the rest as "configure" options */
goi->isconfigure = 1;
e = target_configure( goi, target);
if( e != JIM_OK ){
free( target->type );
free( target );
return e;
}
if( target->endianness == TARGET_ENDIAN_UNKNOWN ){
/* default endian to little if not specified */
target->endianness = TARGET_LITTLE_ENDIAN;
}
/* create the target specific commands */
if( target->type->register_commands ){
(*(target->type->register_commands))( cmd_ctx );
}
if( target->type->target_create ){
(*(target->type->target_create))( target, goi->interp );
}
/* append to end of list */
{
target_t **tpp;
tpp = &(all_targets);
while( *tpp ){
tpp = &( (*tpp)->next );
}
*tpp = target;
}
cp = Jim_GetString( new_cmd, NULL );
target->cmd_name = strdup(cp);
/* now - create the new target name command */
e = Jim_CreateCommand( goi->interp,
/* name */
cp,
tcl_target_func, /* C function */
target, /* private data */
NULL ); /* no del proc */
(*(target->type->target_create))( target, goi->interp );
return e;
}
static int
jim_target( Jim_Interp *interp, int argc, Jim_Obj *const *argv )
{
int x,r,e;
jim_wide w;
struct command_context_s *cmd_ctx;
const char *cp;
target_t *target;
Jim_GetOptInfo goi;
enum tcmd {
/* TG = target generic */
TG_CMD_CREATE,
TG_CMD_TYPES,
TG_CMD_NAMES,
TG_CMD_CURRENT,
TG_CMD_NUMBER,
TG_CMD_COUNT,
};
const char *target_cmds[] = {
"create", "types", "names", "current", "number",
"count",
NULL // terminate
};
LOG_DEBUG("Target command params:");
LOG_DEBUG(Jim_Debug_ArgvString( interp, argc, argv) );
cmd_ctx = Jim_GetAssocData( interp, "context" );
Jim_GetOpt_Setup( &goi, interp, argc-1, argv+1 );
if( goi.argc == 0 ){
Jim_WrongNumArgs(interp, 1, argv, "missing: command ...");
return JIM_ERR;
}
/* is this old syntax? */
/* To determine: We have to peek at argv[0]*/
cp = Jim_GetString( goi.argv[0], NULL );
for( x = 0 ; target_types[x] ; x++ ){
if( 0 == strcmp(cp,target_types[x]->name) ){
break;
}
}
if( target_types[x] ){
/* YES IT IS OLD SYNTAX */
Jim_Obj *new_argv[10];
int new_argc;
/* target_old_syntax
*
* argv[0] typename (above)
* argv[1] endian
* argv[2] reset method, deprecated/ignored
* argv[3] = old param
* argv[4] = old param
*
* We will combine all "old params" into a single param.
* Then later, split them again.
*/
if( argc < 4 ){
Jim_WrongNumArgs( interp, 1, argv, "[OLDSYNTAX] ?TYPE? ?ENDIAN? ?RESET? ?old-params?");
return JIM_ERR;
}
/* the command */
new_argv[0] = argv[0];
new_argv[1] = Jim_NewStringObj( interp, "create", -1 );
{
char buf[ 30 ];
sprintf( buf, "target%d", new_target_number() );
new_argv[2] = Jim_NewStringObj( interp, buf , -1 );
}
new_argv[3] = goi.argv[0]; /* typename */
new_argv[4] = Jim_NewStringObj( interp, "-endian", -1 );
new_argv[5] = goi.argv[1];
new_argv[6] = Jim_NewStringObj( interp, "-chain-position", -1 );
new_argv[7] = goi.argv[2];
new_argv[8] = Jim_NewStringObj( interp, "-variant", -1 );
new_argv[9] = goi.argv[3];
new_argc = 10;
/*
* new arg syntax:
* argv[0] = command
* argv[1] = create
* argv[2] = cmdname
* argv[3] = typename
* argv[4] = **FIRST** "configure" option.
*
* Here, we make them:
*
* argv[4] = -endian
* argv[5] = little
* argv[6] = -position
* argv[7] = NUMBER
* argv[8] = -variant
* argv[9] = "somestring"
*/
/* don't let these be released */
for( x = 0 ; x < new_argc ; x++ ){
Jim_IncrRefCount( new_argv[x]);
}
/* call our self */
LOG_DEBUG("Target OLD SYNTAX - converted to new syntax");
r = jim_target( goi.interp, new_argc, new_argv );
/* release? these items */
for( x = 0 ; x < new_argc ; x++ ){
Jim_DecrRefCount( interp, new_argv[x] );
}
return r;
}
//Jim_GetOpt_Debug( &goi );
r = Jim_GetOpt_Enum( &goi, target_cmds, &x );
if( r != JIM_OK ){
return r;
}
switch(x){
default:
Jim_Panic(goi.interp,"Why am I here?");
return JIM_ERR;
case TG_CMD_CURRENT:
if( goi.argc != 0 ){
Jim_WrongNumArgs( goi.interp, 1, goi.argv, "Too many parameters");
return JIM_ERR;
}
Jim_SetResultString( goi.interp, get_current_target( cmd_ctx )->cmd_name, -1 );
return JIM_OK;
case TG_CMD_TYPES:
if( goi.argc != 0 ){
Jim_WrongNumArgs( goi.interp, 1, goi.argv, "Too many parameters" );
return JIM_ERR;
}
Jim_SetResult( goi.interp, Jim_NewListObj( goi.interp, NULL, 0 ) );
for( x = 0 ; target_types[x] ; x++ ){
Jim_ListAppendElement( goi.interp,
Jim_GetResult(goi.interp),
Jim_NewStringObj( goi.interp, target_types[x]->name, -1 ) );
}
return JIM_OK;
case TG_CMD_NAMES:
if( goi.argc != 0 ){
Jim_WrongNumArgs( goi.interp, 1, goi.argv, "Too many parameters" );
return JIM_ERR;
}
Jim_SetResult( goi.interp, Jim_NewListObj( goi.interp, NULL, 0 ) );
target = all_targets;
while( target ){
Jim_ListAppendElement( goi.interp,
Jim_GetResult(goi.interp),
Jim_NewStringObj( goi.interp, target->cmd_name, -1 ) );
target = target->next;
}
return JIM_OK;
case TG_CMD_CREATE:
if( goi.argc < 3 ){
Jim_WrongNumArgs( goi.interp, goi.argc, goi.argv, "?name ... config options ...");
return JIM_ERR;
}
return target_create( &goi );
break;
case TG_CMD_NUMBER:
if( goi.argc != 1 ){
Jim_SetResult_sprintf( goi.interp, "expected: target number ?NUMBER?");
return JIM_ERR;
}
e = Jim_GetOpt_Wide( &goi, &w );
if( e != JIM_OK ){
return JIM_ERR;
}
{
target_t *t;
t = get_target_by_num(w);
if( t == NULL ){
Jim_SetResult_sprintf( goi.interp,"Target: number %d does not exist", (int)(w));
return JIM_ERR;
}
Jim_SetResultString( goi.interp, t->cmd_name, -1 );
return JIM_OK;
}
case TG_CMD_COUNT:
if( goi.argc != 0 ){
Jim_WrongNumArgs( goi.interp, 0, goi.argv, "<no parameters>");
return JIM_ERR;
}
Jim_SetResult( goi.interp,
Jim_NewIntObj( goi.interp, max_target_number()));
return JIM_OK;
}
return JIM_ERR;
}