Uwe Bonnes 6dbb5ff7ee Frequency: Implementing for jlink.
SWD frequency is fixed for jlink according to the docs from 2010.
2020-12-12 18:33:09 +01:00

109 lines
4.2 KiB
C

/*
* This file is part of the Black Magic Debug project.
*
* Copyright (C) 2019 Uwe Bonnes
*
* 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 3 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/>.
*/
#if !defined(__JLINK_H_)
#define __JLINK_H_
#include "bmp_hosted.h"
#include "jtagtap.h"
/** @cond PRIVATE */
#define CMD_GET_VERSION 0x01
#define CMD_SET_SPEED 0x05
#define CMD_GET_HW_STATUS 0x07
#define CMD_GET_SPEEDS 0xc0
#define CMD_GET_SELECT_IF 0xc7
#define CMD_HW_JTAG3 0xcf
#define CMD_HW_RESET0 0xdc
#define CMD_HW_RESET1 0xdd
#define CMD_GET_CAPS 0xe8
#define CMD_GET_EXT_CAPS 0xed
#define CMD_GET_HW_VERSION 0xf0
#define JLINK_IF_GET_ACTIVE 0xfe
#define JLINK_IF_GET_AVAILABLE 0xff
#define JLINK_CAP_GET_SPEEDS (1 << 9)
#define JLINK_CAP_GET_HW_VERSION (1 << 1)
#define JLINK_IF_JTAG 1
#define JLINK_IF_SWD 2
#define SELECT_IF_JTAG 0
#define SELECT_IF_SWD 1
#if HOSTED_BMP_ONLY == 1
# pragma GCC diagnostic push
# pragma GCC diagnostic ignored "-Wunused-parameter"
int jlink_init(bmp_info_t *info) {return -1;};
int jlink_swdp_scan(bmp_info_t *info) {return 0;};
int jlink_jtagtap_init(bmp_info_t *info, jtag_proc_t *jtag_proc) {return 0;};
const char *jlink_target_voltage(bmp_info_t *info) {return "ERROR";};
void jlink_srst_set_val(bmp_info_t *info, bool assert) {};
bool jlink_srst_get_val(bmp_info_t *info) {return true;};
void jlink_max_frequency_set(bmp_info_t *info, uint32_t freq) {};
uint32_t jlink_max_frequency_get(bmp_info_t *info) {return 0;};
# pragma GCC diagnostic pop
#else
/** Device capabilities. (from openocd*/
enum jaylink_device_capability {
/** Device supports retrieval of the hardware version. */
JAYLINK_DEV_CAP_GET_HW_VERSION = 1,
/** Device supports adaptive clocking. */
JAYLINK_DEV_CAP_ADAPTIVE_CLOCKING = 3,
/** Device supports reading configuration data. */
JAYLINK_DEV_CAP_READ_CONFIG = 4,
/** Device supports writing configuration data. */
JAYLINK_DEV_CAP_WRITE_CONFIG = 5,
/** Device supports retrieval of target interface speeds. */
JAYLINK_DEV_CAP_GET_SPEEDS = 9,
/** Device supports retrieval of free memory size. */
JAYLINK_DEV_CAP_GET_FREE_MEMORY = 11,
/** Device supports retrieval of hardware information. */
JAYLINK_DEV_CAP_GET_HW_INFO = 12,
/** Device supports the setting of the target power supply. */
JAYLINK_DEV_CAP_SET_TARGET_POWER = 13,
/** Device supports target interface selection. */
JAYLINK_DEV_CAP_SELECT_TIF = 17,
/** Device supports retrieval of counter values. */
JAYLINK_DEV_CAP_GET_COUNTERS = 19,
/** Device supports capturing of SWO trace data. */
JAYLINK_DEV_CAP_SWO = 23,
/** Device supports file I/O operations. */
JAYLINK_DEV_CAP_FILE_IO = 26,
/** Device supports registration of connections. */
JAYLINK_DEV_CAP_REGISTER = 27,
/** Device supports retrieval of extended capabilities. */
JAYLINK_DEV_CAP_GET_EXT_CAPS = 31,
/** Device supports EMUCOM. */
JAYLINK_DEV_CAP_EMUCOM = 33,
/** Device supports ethernet connectivity. */
JAYLINK_DEV_CAP_ETHERNET = 38
};
int jlink_init(bmp_info_t *info);
int jlink_swdp_scan(bmp_info_t *info);
int jlink_jtagtap_init(bmp_info_t *info, jtag_proc_t *jtag_proc);
const char *jlink_target_voltage(bmp_info_t *info);
void jlink_srst_set_val(bmp_info_t *info, bool assert);
bool jlink_srst_get_val(bmp_info_t *info);
void jlink_max_frequency_set(bmp_info_t *info, uint32_t freq);
uint32_t jlink_max_frequency_get(bmp_info_t *info);
#endif
#endif