openocd/src/target/etb.h

48 lines
1.1 KiB
C

/* 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;
/** 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 /* OPENOCD_TARGET_ETB_H */