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/* SPDX-License-Identifier: GPL-2.0-or-later */
/***************************************************************************
* Copyright (C) 2011 by Mathias Kuester *
* Mathias Kuester <kesmtp@freenet.de> *
* *
* Copyright (C) 2012 by Spencer Oliver *
* spen@spen-soft.co.uk *
***************************************************************************/
#ifndef OPENOCD_JTAG_HLA_HLA_LAYOUT_H
#define OPENOCD_JTAG_HLA_HLA_LAYOUT_H
#include <target/armv7m_trace.h>
#include <target/arm_tpiu_swo.h>
/** */
struct hl_interface;
struct hl_interface_param;
/** */
extern struct hl_layout_api stlink_usb_layout_api;
extern struct hl_layout_api icdi_usb_layout_api;
extern struct hl_layout_api nulink_usb_layout_api;
/** */
struct hl_layout_api {
/** */
int (*open)(struct hl_interface_param *param, void **handle);
/** */
int (*close)(void *handle);
/** */
int (*reset)(void *handle);
/** */
int (*assert_srst)(void *handle, int srst);
/** */
int (*run)(void *handle);
/** */
int (*halt)(void *handle);
/** */
int (*step)(void *handle);
/** */
int (*read_regs)(void *handle);
/**
* Read one register from the target
*
* @param handle A pointer to the device-specific handle
* @param regsel Register selection index compatible with all the
* values allowed by armv7m DCRSR.REGSEL
* @param val A pointer to retrieve the register value
* @returns ERROR_OK on success, or an error code on failure.
*/
int (*read_reg)(void *handle, unsigned int regsel, uint32_t *val);
/**
* Write one register to the target
* @param handle A pointer to the device-specific handle
* @param regsel Register selection index compatible with all the
* values allowed by armv7m DCRSR.REGSEL
* @param val The value to be written in the register
* @returns ERROR_OK on success, or an error code on failure.
*/
int (*write_reg)(void *handle, unsigned int regsel, uint32_t val);
/** */
int (*read_mem)(void *handle, uint32_t addr, uint32_t size,
uint32_t count, uint8_t *buffer);
/** */
int (*write_mem)(void *handle, uint32_t addr, uint32_t size,
uint32_t count, const uint8_t *buffer);
/** */
int (*write_debug_reg)(void *handle, uint32_t addr, uint32_t val);
/**
* Read the idcode of the target connected to the adapter
*
* If the adapter doesn't support idcode retrieval, this callback should
* store 0 to indicate a wildcard match.
*
* @param handle A pointer to the device-specific handle
* @param idcode Storage for the detected idcode
* @returns ERROR_OK on success, or an error code on failure.
*/
int (*idcode)(void *handle, uint32_t *idcode);
/** */
int (*override_target)(const char *targetname);
/** */
int (*custom_command)(void *handle, const char *command);
/** */
int (*speed)(void *handle, int khz, bool query);
/**
* Configure trace parameters for the adapter
*
* @param handle A handle to adapter
* @param enabled Whether to enable trace
* @param pin_protocol Configured pin protocol
* @param port_size Trace port width for sync mode
* @param trace_freq A pointer to the configured trace
* frequency; if it points to 0, the adapter driver must write
* its maximum supported rate there
* @returns ERROR_OK on success, an error code on failure.
*/
int (*config_trace)(void *handle, bool enabled,
enum tpiu_pin_protocol pin_protocol, uint32_t port_size,
unsigned int *trace_freq, unsigned int traceclkin_freq,
uint16_t *prescaler);
/**
* Poll for new trace data
*
* @param handle A handle to adapter
* @param buf A pointer to buffer to store received data
* @param size A pointer to buffer size; must be filled with
* the actual amount of bytes written
*
* @returns ERROR_OK on success, an error code on failure.
*/
int (*poll_trace)(void *handle, uint8_t *buf, size_t *size);
/** */
enum target_state (*state)(void *fd);
};
/** */
struct hl_layout {
/** */
char *name;
/** */
int (*open)(struct hl_interface *adapter);
/** */
int (*close)(struct hl_interface *adapter);
/** */
struct hl_layout_api *api;
};
/** */
const struct hl_layout *hl_layout_get_list(void);
/** */
int hl_layout_init(struct hl_interface *adapter);
#endif /* OPENOCD_JTAG_HLA_HLA_LAYOUT_H */
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