linux/drivers/misc/altera-stapl/altera-jtag.h

/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
 * altera-jtag.h
 *
 * altera FPGA driver
 *
 * Copyright (C) Altera Corporation 1998-2001
 * Copyright (C) 2010 NetUP Inc.
 * Copyright (C) 2010 Igor M. Liplianin <[email protected]>
 */

#ifndef ALTERA_JTAG_H
#define ALTERA_JTAG_H

/* Function Prototypes */
enum altera_jtag_state { … };

struct altera_jtag { … };

#define ALTERA_STACK_SIZE …
#define ALTERA_MESSAGE_LENGTH …

struct altera_state { … };

int altera_jinit(struct altera_state *astate);
int altera_set_drstop(struct altera_jtag *js, enum altera_jtag_state state);
int altera_set_irstop(struct altera_jtag *js, enum altera_jtag_state state);
int altera_set_dr_pre(struct altera_jtag *js, u32 count, u32 start_index,
				u8 *preamble_data);
int altera_set_ir_pre(struct altera_jtag *js, u32 count, u32 start_index,
				u8 *preamble_data);
int altera_set_dr_post(struct altera_jtag *js, u32 count, u32 start_index,
				u8 *postamble_data);
int altera_set_ir_post(struct altera_jtag *js, u32 count, u32 start_index,
				u8 *postamble_data);
int altera_goto_jstate(struct altera_state *astate,
				enum altera_jtag_state state);
int altera_wait_cycles(struct altera_state *astate, s32 cycles,
				enum altera_jtag_state wait_state);
int altera_wait_msecs(struct altera_state *astate, s32 microseconds,
				enum altera_jtag_state wait_state);
int altera_irscan(struct altera_state *astate, u32 count,
				u8 *tdi_data, u32 start_index);
int altera_swap_ir(struct altera_state *astate,
				u32 count, u8 *in_data,
				u32 in_index, u8 *out_data,
				u32 out_index);
int altera_drscan(struct altera_state *astate, u32 count,
				u8 *tdi_data, u32 start_index);
int altera_swap_dr(struct altera_state *astate, u32 count,
				u8 *in_data, u32 in_index,
				u8 *out_data, u32 out_index);
void altera_free_buffers(struct altera_state *astate);
#endif /* ALTERA_JTAG_H */