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Add jtag_queue_command() by Michael Bruck <mbruck@digenius.de> [2/8] 

git-svn-id: svn://svn.berlios.de/openocd/trunk@1816 b42882b7-edfa-0310-969c-e2dbd0fdcd60
__archive__
kc8apf 2009-05-18 17:27:30 +00:00
parent 39e9278ffc
commit 373cbc01d0
1 changed files with 17 additions and 19 deletions
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36
src/jtag/jtag.c
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@ -590,28 +590,26 @@ void jtag_add_ir_scan(int num_fields, scan_field_t *fields, tap_state_t state)
int MINIDRIVER(interface_jtag_add_ir_scan)(int num_fields, scan_field_t *fields, tap_state_t state)
{
jtag_command_t **last_cmd;
jtag_tap_t *tap;
int j;
int x;
int nth_tap;
int scan_size = 0;
last_cmd = jtag_get_last_command_p();
/* allocate memory for a new list member */
*last_cmd = cmd_queue_alloc(sizeof(jtag_command_t));
(*last_cmd)->next = NULL;
last_comand_pointer = &((*last_cmd)->next);
(*last_cmd)->type = JTAG_SCAN;
jtag_command_t * cmd = cmd_queue_alloc(sizeof(jtag_command_t));
jtag_queue_command(cmd);
cmd->type = JTAG_SCAN;
/* allocate memory for ir scan command */
(*last_cmd)->cmd.scan = cmd_queue_alloc(sizeof(scan_command_t));
(*last_cmd)->cmd.scan->ir_scan = true;
cmd->cmd.scan = cmd_queue_alloc(sizeof(scan_command_t));
cmd->cmd.scan->ir_scan = true;
x = jtag_NumEnabledTaps();
(*last_cmd)->cmd.scan->num_fields = x; /* one field per device */
(*last_cmd)->cmd.scan->fields = cmd_queue_alloc(x * sizeof(scan_field_t));
(*last_cmd)->cmd.scan->end_state = state;
cmd->cmd.scan->num_fields = x; /* one field per device */
cmd->cmd.scan->fields = cmd_queue_alloc(x * sizeof(scan_field_t));
cmd->cmd.scan->end_state = state;
nth_tap = -1;
tap = NULL;
@ -628,9 +626,9 @@ int MINIDRIVER(interface_jtag_add_ir_scan)(int num_fields, scan_field_t *fields,
assert(nth_tap < x );
scan_size = tap->ir_length;
(*last_cmd)->cmd.scan->fields[nth_tap].tap = tap;
(*last_cmd)->cmd.scan->fields[nth_tap].num_bits = scan_size;
(*last_cmd)->cmd.scan->fields[nth_tap].in_value = NULL; /* do not collect input for tap's in bypass */
cmd->cmd.scan->fields[nth_tap].tap = tap;
cmd->cmd.scan->fields[nth_tap].num_bits = scan_size;
cmd->cmd.scan->fields[nth_tap].in_value = NULL; /* do not collect input for tap's in bypass */
/* search the list */
for (j = 0; j < num_fields; j++)
@ -638,8 +636,8 @@ int MINIDRIVER(interface_jtag_add_ir_scan)(int num_fields, scan_field_t *fields,
if (tap == fields[j].tap)
{
found = 1;
(*last_cmd)->cmd.scan->fields[nth_tap].in_value = fields[j].in_value;
(*last_cmd)->cmd.scan->fields[nth_tap].out_value = buf_cpy(fields[j].out_value, cmd_queue_alloc(CEIL(scan_size, 8)), scan_size);
cmd->cmd.scan->fields[nth_tap].in_value = fields[j].in_value;
cmd->cmd.scan->fields[nth_tap].out_value = buf_cpy(fields[j].out_value, cmd_queue_alloc(CEIL(scan_size, 8)), scan_size);
tap->bypass = 0;
break;
@ -649,12 +647,12 @@ int MINIDRIVER(interface_jtag_add_ir_scan)(int num_fields, scan_field_t *fields,
if (!found)
{
/* if a tap isn't listed, set it to BYPASS */
(*last_cmd)->cmd.scan->fields[nth_tap].out_value = buf_set_ones(cmd_queue_alloc(CEIL(scan_size, 8)), scan_size);
cmd->cmd.scan->fields[nth_tap].out_value = buf_set_ones(cmd_queue_alloc(CEIL(scan_size, 8)), scan_size);
tap->bypass = 1;
}
/* update device information */
buf_cpy((*last_cmd)->cmd.scan->fields[nth_tap].out_value, tap->cur_instr, scan_size);
buf_cpy(cmd->cmd.scan->fields[nth_tap].out_value, tap->cur_instr, scan_size);
}
assert(nth_tap == (x-1));