153 lines
4.7 KiB
C
153 lines
4.7 KiB
C
/***************************************************************************
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* Copyright (C) 2011 by Mathias Kuester *
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* Mathias Kuester <kesmtp@freenet.de> *
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* *
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* Copyright (C) 2012 by Spencer Oliver *
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* spen@spen-soft.co.uk *
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program. If not, see <http://www.gnu.org/licenses/>. *
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***************************************************************************/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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/* project specific includes */
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#include <jtag/interface.h>
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#include <transport/transport.h>
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#include <helper/time_support.h>
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static int jim_newtap_expected_id(Jim_Nvp *n, Jim_GetOptInfo *goi,
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struct jtag_tap *pTap)
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{
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jim_wide w;
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int e = Jim_GetOpt_Wide(goi, &w);
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if (e != JIM_OK) {
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Jim_SetResultFormatted(goi->interp, "option: %s bad parameter",
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n->name);
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return e;
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}
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uint32_t *p = realloc(pTap->expected_ids,
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(pTap->expected_ids_cnt + 1) * sizeof(uint32_t));
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if (!p) {
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Jim_SetResultFormatted(goi->interp, "no memory");
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return JIM_ERR;
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}
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pTap->expected_ids = p;
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pTap->expected_ids[pTap->expected_ids_cnt++] = w;
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return JIM_OK;
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}
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#define NTAP_OPT_IRLEN 0
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#define NTAP_OPT_IRMASK 1
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#define NTAP_OPT_IRCAPTURE 2
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#define NTAP_OPT_ENABLED 3
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#define NTAP_OPT_DISABLED 4
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#define NTAP_OPT_EXPECTED_ID 5
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#define NTAP_OPT_VERSION 6
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static int jim_hl_newtap_cmd(Jim_GetOptInfo *goi)
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{
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struct jtag_tap *pTap;
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int x;
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int e;
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Jim_Nvp *n;
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char *cp;
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const Jim_Nvp opts[] = {
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{ .name = "-irlen", .value = NTAP_OPT_IRLEN },
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{ .name = "-irmask", .value = NTAP_OPT_IRMASK },
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{ .name = "-ircapture", .value = NTAP_OPT_IRCAPTURE },
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{ .name = "-enable", .value = NTAP_OPT_ENABLED },
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{ .name = "-disable", .value = NTAP_OPT_DISABLED },
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{ .name = "-expected-id", .value = NTAP_OPT_EXPECTED_ID },
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{ .name = "-ignore-version", .value = NTAP_OPT_VERSION },
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{ .name = NULL, .value = -1},
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};
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pTap = calloc(1, sizeof(struct jtag_tap));
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if (!pTap) {
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Jim_SetResultFormatted(goi->interp, "no memory");
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return JIM_ERR;
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}
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/*
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* we expect CHIP + TAP + OPTIONS
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* */
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if (goi->argc < 3) {
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Jim_SetResultFormatted(goi->interp,
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"Missing CHIP TAP OPTIONS ....");
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free(pTap);
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return JIM_ERR;
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}
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const char *tmp;
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Jim_GetOpt_String(goi, &tmp, NULL);
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pTap->chip = strdup(tmp);
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Jim_GetOpt_String(goi, &tmp, NULL);
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pTap->tapname = strdup(tmp);
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/* name + dot + name + null */
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x = strlen(pTap->chip) + 1 + strlen(pTap->tapname) + 1;
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cp = malloc(x);
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sprintf(cp, "%s.%s", pTap->chip, pTap->tapname);
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pTap->dotted_name = cp;
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LOG_DEBUG("Creating New Tap, Chip: %s, Tap: %s, Dotted: %s, %d params",
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pTap->chip, pTap->tapname, pTap->dotted_name, goi->argc);
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while (goi->argc) {
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e = Jim_GetOpt_Nvp(goi, opts, &n);
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if (e != JIM_OK) {
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Jim_GetOpt_NvpUnknown(goi, opts, 0);
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free(cp);
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free(pTap);
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return e;
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}
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LOG_DEBUG("Processing option: %s", n->name);
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switch (n->value) {
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case NTAP_OPT_EXPECTED_ID:
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e = jim_newtap_expected_id(n, goi, pTap);
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if (JIM_OK != e) {
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free(cp);
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free(pTap);
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return e;
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}
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break;
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case NTAP_OPT_IRLEN:
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case NTAP_OPT_IRMASK:
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case NTAP_OPT_IRCAPTURE:
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/* dummy read to ignore the next argument */
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Jim_GetOpt_Wide(goi, NULL);
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break;
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} /* switch (n->value) */
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} /* while (goi->argc) */
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/* default is enabled-after-reset */
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pTap->enabled = !pTap->disabled_after_reset;
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jtag_tap_init(pTap);
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return JIM_OK;
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}
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int jim_hl_newtap(Jim_Interp *interp, int argc, Jim_Obj * const *argv)
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{
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Jim_GetOptInfo goi;
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Jim_GetOpt_Setup(&goi, interp, argc - 1, argv + 1);
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return jim_hl_newtap_cmd(&goi);
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}
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