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/***************************************************************************
* Copyright (C) 2007 by Dominic Rath *
* Dominic.Rath@gmx.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 *
* (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program. If not, see <http://www.gnu.org/licenses/>. *
***************************************************************************/
#ifndef ETB_H
#define ETB_H
/* ETB registers */
enum {
ETB_ID = 0x00,
ETB_RAM_DEPTH = 0x01,
ETB_RAM_WIDTH = 0x02,
ETB_STATUS = 0x03,
ETB_RAM_DATA = 0x04,
ETB_RAM_READ_POINTER = 0x05,
ETB_RAM_WRITE_POINTER = 0x06,
ETB_TRIGGER_COUNTER = 0x07,
ETB_CTRL = 0x08,
};
struct etb {
struct etm_context *etm_ctx;
struct jtag_tap *tap;
uint32_t cur_scan_chain;
struct reg_cache *reg_cache;
/* ETB parameters */
uint32_t ram_depth;
uint32_t ram_width;
/** how much trace buffer to fill after trigger */
unsigned trigger_percent;
};
struct etb_reg {
uint32_t addr;
struct etb *etb;
};
extern struct etm_capture_driver etb_capture_driver;
struct reg_cache *etb_build_reg_cache(struct etb *etb);
#endif /* ETB_H */
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