linux/drivers/ata/pata_parport/bpck6.c

// SPDX-License-Identifier: GPL-2.0-or-later
/*
 * (c) 2001 Micro Solutions Inc.
 *
 * backpack.c is a low-level protocol driver for the Micro Solutions
 * "BACKPACK" parallel port IDE adapter (works on Series 6 drives).
 *
 * Written by: Ken Hahn ([email protected])
 *             Clive Turvey ([email protected])
 */

#include <linux/module.h>
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/types.h>
#include <linux/parport.h>
#include "pata_parport.h"

/* 60772 Commands */
#define ACCESS_REG …
#define ACCESS_PORT …

#define ACCESS_READ …
#define ACCESS_WRITE …

/* 60772 Command Prefix */
#define CMD_PREFIX_SET …
#define CMD_PREFIX_RESET …
 #define PREFIX_IO16 …
 #define PREFIX_FASTWR …
 #define PREFIX_BLK …

/* 60772 Registers */
#define REG_STATUS …
 #define STATUS_IRQA …
 #define STATUS_EEPROM_DO …
#define REG_VERSION …
#define REG_HWCFG …
#define REG_RAMSIZE …
 #define RAMSIZE_128K …
#define REG_EEPROM …
 #define EEPROM_SK …
 #define EEPROM_DI …
 #define EEPROM_CS …
 #define EEPROM_EN …
#define REG_BLKSIZE …

/* flags */
#define fifo_wait …

/* DONT CHANGE THESE LEST YOU BREAK EVERYTHING - BIT FIELD DEPENDENCIES */
#define PPCMODE_UNI_SW …
#define PPCMODE_UNI_FW …
#define PPCMODE_BI_SW …
#define PPCMODE_BI_FW …
#define PPCMODE_EPP_BYTE …
#define PPCMODE_EPP_WORD …
#define PPCMODE_EPP_DWORD …

static int mode_map[] = …;

static void bpck6_send_cmd(struct pi_adapter *pi, u8 cmd)
{ … }

static u8 bpck6_rd_data_byte(struct pi_adapter *pi)
{ … }

static void bpck6_wr_data_byte(struct pi_adapter *pi, u8 data)
{ … }

static int bpck6_read_regr(struct pi_adapter *pi, int cont, int reg)
{ … }

static void bpck6_write_regr(struct pi_adapter *pi, int cont, int reg, int val)
{ … }

static void bpck6_wait_for_fifo(struct pi_adapter *pi)
{ … }

static void bpck6_write_block(struct pi_adapter *pi, char *buf, int len)
{ … }

static void bpck6_read_block(struct pi_adapter *pi, char *buf, int len)
{ … }

static int bpck6_open(struct pi_adapter *pi)
{ … }

static void bpck6_deselect(struct pi_adapter *pi)
{ … }

static void bpck6_wr_extout(struct pi_adapter *pi, u8 regdata)
{ … }

static void bpck6_connect(struct pi_adapter *pi)
{ … }

static void bpck6_disconnect(struct pi_adapter *pi)
{ … }

/* check for 8-bit port */
static int bpck6_test_port(struct pi_adapter *pi)
{ … }

static int bpck6_probe_unit(struct pi_adapter *pi)
{ … }

static void bpck6_log_adapter(struct pi_adapter *pi)
{ … }

static struct pi_protocol bpck6 = …;

MODULE_LICENSE(…) …;
MODULE_AUTHOR(…) …;
MODULE_DESCRIPTION(…) …;
module_pata_parport_driver(…);