* Copyright (C) 2005 by Dominic Rath *
* Dominic.Rath@gmx.de *
* *
+ * Copyright (C) 2007,2008 Øyvind Harboe *
+ * oyvind.harboe@zylin.com *
+ * *
+ * Copyright (C) 2008 Peter Hettkamp *
+ * peter.hettkamp@htp-tel.de *
+ * *
* 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 *
enum tap_state xsvf_to_tap[] =
{
- TAP_TLR, TAP_RTI,
- TAP_SDS, TAP_CD, TAP_SD, TAP_E1D, TAP_PD, TAP_E2D, TAP_UD,
- TAP_SIS, TAP_CI, TAP_SI, TAP_E1I, TAP_PI, TAP_E2I, TAP_UI,
+ TAP_RESET, TAP_IDLE,
+ TAP_DRSELECT, TAP_DRCAPTURE, TAP_DRSHIFT, TAP_DREXIT1, TAP_DRPAUSE, TAP_DREXIT2, TAP_DRUPDATE,
+ TAP_IRSELECT, TAP_IRCAPTURE, TAP_IRSHIFT, TAP_IREXIT1, TAP_IRPAUSE, TAP_IREXIT2, TAP_IRUPDATE,
};
int tap_to_xsvf[] =
/* xsvf has it's own definition of a statemove. This needs
* to be handled according to the specs, which has nothing
* to do with the JTAG spec or OpenOCD as such.
- *
+ *
* Implemented via jtag_add_pathmove().
*/
void xsvf_add_statemove(enum tap_state state)
{
enum tap_state moves[7]; /* max # of transitions */
- int i;
+ int i;
enum tap_state curstate = cmd_queue_cur_state;
u8 move = TAP_MOVE(cmd_queue_cur_state, state);
-
- if ((state != TAP_TLR) && (state == cmd_queue_cur_state))
+
+ if ((state != TAP_RESET) && (state == cmd_queue_cur_state))
return;
+ if(state==TAP_RESET)
+ {
+ jtag_add_tlr();
+ return;
+ }
for (i=0; i<7; i++)
{
int j = (move >> i) & 1;
{
char c;
unsigned char uc;
-
+
while ((read(fd, &c, 1) > 0) && (c == 0x12))
{
if (*path_len > max_path)
}
path[(*path_len)++] = xsvf_to_tap[uc];
}
-
+
lseek(fd, -1, SEEK_CUR);
-
+
return ERROR_OK;
}
int do_abort = 0;
int unsupported = 0;
int tdo_mismatch = 0;
-
+
int runtest_requires_tck = 0;
-
- int device = -1; /* use -1 to indicate a "plain" xsvf file which accounts for additional devices in the scan chain, otherwise the device that should be affected */
+
+ jtag_tap_t *tap = NULL;
+ /* use NULL to indicate a "plain" xsvf file which accounts for
+ additional devices in the scan chain, otherwise the device
+ that should be affected */
if (argc < 2)
{
if (strcmp(args[0], "plain") != 0)
{
- device = strtoul(args[0], NULL, 0);
+ tap = jtag_TapByString( args[0] );
+ if( !tap ){
+ command_print( cmd_ctx, "Tap: %s unknown", args[0] );
+ return ERROR_OK;
+ }
}
if ((xsvf_fd = open(args[1], O_RDONLY)) < 0)
command_print(cmd_ctx, "file %s not found", args[0]);
return ERROR_OK;
}
-
+
if ((argc > 2) && (strcmp(args[2], "virt2") == 0))
{
runtest_requires_tck = 1;
if (jtag_execute_queue() != ERROR_OK)
{
tdo_mismatch = 1;
- break;
+ break;
}
break;
case 0x01: /* XTDOMASK */
else
{
scan_field_t field;
- field.device = device;
+ field.tap = tap;
field.num_bits = c;
field.out_value = ir_buf;
field.out_mask = NULL;
field.in_check_mask = NULL;
field.in_handler = NULL;
field.in_handler_priv = NULL;
- if (device == -1)
- jtag_add_plain_ir_scan(1, &field, TAP_PI);
+ if (tap == NULL)
+ jtag_add_plain_ir_scan(1, &field, TAP_IRPAUSE);
else
- jtag_add_ir_scan(1, &field, TAP_PI);
+ jtag_add_ir_scan(1, &field, TAP_IRPAUSE);
if (jtag_execute_queue() != ERROR_OK)
{
tdo_mismatch = 1;
jtag_add_runtest(xruntest, xsvf_to_tap[xendir]);
else
{
- xsvf_add_statemove(TAP_RTI);
+ xsvf_add_statemove(TAP_IDLE);
jtag_add_sleep(xruntest);
xsvf_add_statemove(xsvf_to_tap[xendir]);
}
else
{
scan_field_t field;
- field.device = device;
+ field.tap = tap;
field.num_bits = xsdrsize;
field.out_value = dr_out_buf;
field.out_mask = NULL;
field.in_value = NULL;
jtag_set_check_value(&field, dr_in_buf, dr_in_mask, NULL);
- if (device == -1)
- jtag_add_plain_dr_scan(1, &field, TAP_PD);
+ if (tap == NULL)
+ jtag_add_plain_dr_scan(1, &field, TAP_DRPAUSE);
else
- jtag_add_dr_scan(1, &field, TAP_PD);
+ jtag_add_dr_scan(1, &field, TAP_DRPAUSE);
if (jtag_execute_queue() != ERROR_OK)
{
tdo_mismatch = 1;
- break;
+ break;
}
if (xruntest)
{
jtag_add_runtest(xruntest, xsvf_to_tap[xenddr]);
else
{
- xsvf_add_statemove(TAP_RTI);
+ xsvf_add_statemove(TAP_IDLE);
jtag_add_sleep(xruntest);
xsvf_add_statemove(xsvf_to_tap[xenddr]);
}
else
{
scan_field_t field;
- field.device = device;
+ field.tap = tap;
field.num_bits = xsdrsize;
field.out_value = dr_out_buf;
field.out_mask = NULL;
field.in_value = NULL;
jtag_set_check_value(&field, dr_in_buf, dr_in_mask, NULL);
- if (device == -1)
- jtag_add_plain_dr_scan(1, &field, TAP_PD);
+ if (tap == NULL)
+ jtag_add_plain_dr_scan(1, &field, TAP_DRPAUSE);
else
- jtag_add_dr_scan(1, &field, TAP_PD);
+ jtag_add_dr_scan(1, &field, TAP_DRPAUSE);
if (jtag_execute_queue() != ERROR_OK)
{
tdo_mismatch = 1;
- break;
+ break;
}
if (xruntest)
{
jtag_add_runtest(xruntest, xsvf_to_tap[xenddr]);
else
{
- xsvf_add_statemove(TAP_RTI);
+ xsvf_add_statemove(TAP_IDLE);
jtag_add_sleep(xruntest);
xsvf_add_statemove(xsvf_to_tap[xenddr]);
}
do_abort = 1;
else
{
- jtag_add_pathmove(path_len, path);
+ int i,lasti;
+ /* here the trick is that jtag_add_pathmove() must end in a stable
+ state, so we must only invoke jtag_add_tlr() when we absolutely
+ have to
+ */
+ for(i=0,lasti=0;i<path_len;i++)
+ {
+ if(path[i]==TAP_RESET)
+ {
+ if(i>lasti)
+ {
+ jtag_add_pathmove(i-lasti,path+lasti);
+ }
+ lasti=i+1;
+ jtag_add_tlr();
+ }
+ }
+ if(i>=lasti)
+ {
+ jtag_add_pathmove(i-lasti, path+lasti);
+ }
}
free(path);
}
else
{
scan_field_t field;
- field.device = device;
+ field.tap = tap;
field.num_bits = us;
field.out_value = ir_buf;
field.out_mask = NULL;
field.in_check_mask = NULL;
field.in_handler = NULL;
field.in_handler_priv = NULL;
- if (device == -1)
+ if (tap == NULL)
jtag_add_plain_ir_scan(1, &field, xsvf_to_tap[xendir]);
else
jtag_add_ir_scan(1, &field, xsvf_to_tap[xendir]);
if (do_abort || unsupported || tdo_mismatch)
break;
}
-
+
if (tdo_mismatch)
{
command_print(cmd_ctx, "TDO mismatch, aborting");
command_print(cmd_ctx, "premature end detected, aborting");
return ERROR_OK;
}
-
+
if (dr_out_buf)
free(dr_out_buf);
-
+
if (dr_in_buf)
free(dr_in_buf);
-
+
if (dr_in_mask)
free(dr_in_mask);
close(xsvf_fd);
-
+
command_print(cmd_ctx, "XSVF file programmed successfully");
return ERROR_OK;