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added verify_jtag command 

git-svn-id: svn://svn.berlios.de/openocd/trunk@1774 b42882b7-edfa-0310-969c-e2dbd0fdcd60
__archive__
oharboe 2009-05-13 10:21:50 +00:00
parent 233ab439c7
commit 709fd9d6b4
1 changed files with 49 additions and 15 deletions
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64
src/jtag/jtag.c
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@ -97,6 +97,7 @@ tap_state_t cmd_queue_end_state = TAP_RESET;
tap_state_t cmd_queue_cur_state = TAP_RESET;
int jtag_verify_capture_ir = 1;
int jtag_verify = 1;
/* how long the OpenOCD should wait before attempting JTAG communication after reset lines deasserted (in ms) */
static int jtag_nsrst_delay = 0; /* default to no nSRST delay */
@ -259,6 +260,7 @@ static int Jim_Command_drscan(Jim_Interp *interp, int argc, Jim_Obj *const *argv
static int Jim_Command_flush_count(Jim_Interp *interp, int argc, Jim_Obj *const *args);
static int handle_verify_ircapture_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
static int handle_verify_jtag_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
jtag_tap_t *jtag_AllTaps(void)
{
@ -550,23 +552,25 @@ void jtag_add_ir_scan_noverify(int num_fields, scan_field_t *fields, tap_state_t
void jtag_add_ir_scan(int num_fields, scan_field_t *fields, tap_state_t state)
{
/* 8 x 32 bit id's is enough for all invoations */
int j;
for (j = 0; j < num_fields; j++)
if (jtag_verify&&jtag_verify_capture_ir)
{
fields[j].check_value=NULL;
fields[j].check_mask=NULL;
/* if we are to run a verification of the ir scan, we need to get the input back.
* We may have to allocate space if the caller didn't ask for the input back.
*/
if (jtag_verify_capture_ir)
/* 8 x 32 bit id's is enough for all invoations */
int j;
for (j = 0; j < num_fields; j++)
{
fields[j].check_value=NULL;
fields[j].check_mask=NULL;
/* if we are to run a verification of the ir scan, we need to get the input back.
* We may have to allocate space if the caller didn't ask for the input back.
*/
fields[j].check_value=fields[j].tap->expected;
fields[j].check_mask=fields[j].tap->expected_mask;
}
jtag_add_scan_check(jtag_add_ir_scan_noverify, num_fields, fields, state);
} else
{
jtag_add_ir_scan_noverify(num_fields, fields, state);
}
jtag_add_scan_check(jtag_add_ir_scan_noverify, num_fields, fields, state);
}
int MINIDRIVER(interface_jtag_add_ir_scan)(int num_fields, scan_field_t *fields, tap_state_t state)
@ -752,12 +756,15 @@ static void jtag_add_scan_check(void (*jtag_add_scan)(int num_fields, scan_field
void jtag_add_dr_scan_check(int num_fields, scan_field_t *fields, tap_state_t state)
{
jtag_add_scan_check(jtag_add_dr_scan, num_fields, fields, state);
if (jtag_verify)
{
jtag_add_scan_check(jtag_add_dr_scan, num_fields, fields, state);
} else
{
jtag_add_dr_scan(num_fields, fields, state);
}
}
int MINIDRIVER(interface_jtag_add_dr_scan)(int num_fields, scan_field_t *fields, tap_state_t state)
{
int j;
@ -2292,6 +2299,8 @@ int jtag_register_commands(struct command_context_s *cmd_ctx)
register_command(cmd_ctx, NULL, "verify_ircapture", handle_verify_ircapture_command,
COMMAND_ANY, "verify value captured during Capture-IR <enable|disable>");
register_command(cmd_ctx, NULL, "verify_jtag", handle_verify_jtag_command,
COMMAND_ANY, "verify value capture <enable|disable>");
return ERROR_OK;
}
@ -3091,6 +3100,31 @@ static int handle_verify_ircapture_command(struct command_context_s *cmd_ctx, ch
return ERROR_OK;
}
static int handle_verify_jtag_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
{
if (argc == 1)
{
if (strcmp(args[0], "enable") == 0)
{
jtag_verify = 1;
}
else if (strcmp(args[0], "disable") == 0)
{
jtag_verify = 0;
} else
{
return ERROR_COMMAND_SYNTAX_ERROR;
}
} else if (argc != 0)
{
return ERROR_COMMAND_SYNTAX_ERROR;
}
command_print(cmd_ctx, "verify jtag capture is %s", (jtag_verify) ? "enabled": "disabled");
return ERROR_OK;
}
int jtag_power_dropout(int *dropout)
{
return jtag->power_dropout(dropout);