Removes unused arm_jtag_buf_* helpers from arm_jtag.[ch]. These could reappear if patches are provided to conver the tree to use them, but this code should not be in the master tree until that series is ready.
117 lines
3.5 KiB
C
117 lines
3.5 KiB
C
/***************************************************************************
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* Copyright (C) 2005 by Dominic Rath *
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* Dominic.Rath@gmx.de *
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* *
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* Copyright (C) 2007,2008 Øyvind Harboe *
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* oyvind.harboe@zylin.com *
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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, write to the *
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* Free Software Foundation, Inc., *
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* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
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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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#include "arm_jtag.h"
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#if 0
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#define _ARM_JTAG_SCAN_N_CHECK_
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#endif
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int arm_jtag_set_instr(struct arm_jtag *jtag_info, uint32_t new_instr, void *no_verify_capture)
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{
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struct jtag_tap *tap;
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tap = jtag_info->tap;
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if (tap == NULL)
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return ERROR_FAIL;
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if (buf_get_u32(tap->cur_instr, 0, tap->ir_length) != new_instr)
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{
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struct scan_field field;
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uint8_t t[4];
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field.tap = tap;
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field.num_bits = tap->ir_length;
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field.out_value = t;
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buf_set_u32(field.out_value, 0, field.num_bits, new_instr);
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field.in_value = NULL;
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if (no_verify_capture == NULL)
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{
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jtag_add_ir_scan(1, &field, jtag_get_end_state());
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} else
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{
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/* FIX!!!! this is a kludge!!! arm926ejs.c should reimplement this arm_jtag_set_instr to
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* have special verification code.
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*/
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jtag_add_ir_scan_noverify(1, &field, jtag_get_end_state());
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}
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}
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return ERROR_OK;
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}
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int arm_jtag_scann(struct arm_jtag *jtag_info, uint32_t new_scan_chain)
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{
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int retval = ERROR_OK;
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if (jtag_info->cur_scan_chain != new_scan_chain)
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{
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uint32_t values[1];
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int num_bits[1];
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values[0]=new_scan_chain;
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num_bits[0]=jtag_info->scann_size;
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if ((retval = arm_jtag_set_instr(jtag_info, jtag_info->scann_instr, NULL)) != ERROR_OK)
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{
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return retval;
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}
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jtag_add_dr_out(jtag_info->tap,
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1,
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num_bits,
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values,
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jtag_get_end_state());
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jtag_info->cur_scan_chain = new_scan_chain;
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}
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return retval;
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}
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int arm_jtag_reset_callback(enum jtag_event event, void *priv)
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{
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struct arm_jtag *jtag_info = priv;
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if (event == JTAG_TRST_ASSERTED)
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{
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jtag_info->cur_scan_chain = 0;
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}
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return ERROR_OK;
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}
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int arm_jtag_setup_connection(struct arm_jtag *jtag_info)
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{
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jtag_info->scann_instr = 0x2;
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jtag_info->cur_scan_chain = 0;
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jtag_info->intest_instr = 0xc;
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return jtag_register_event_callback(arm_jtag_reset_callback, jtag_info);
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}
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