etb.h

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/* SPDX-License-Identifier: GPL-2.0-or-later */
 
/***************************************************************************
 *   Copyright (C) 2007 by Dominic Rath                                    *
 *   Dominic.Rath@gmx.de                                                   *
 ***************************************************************************/
 
#ifndef OPENOCD_TARGET_ETB_H
#define OPENOCD_TARGET_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;
 
    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 /* OPENOCD_TARGET_ETB_H */