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/* SPDX-License-Identifier: GPL-2.0+ */
/*
* caddy.c -- esd VME8349 support for "missing" access modes in TSI148.
* Copyright (c) 2009 esd gmbh.
*
* Reinhard Arlt <reinhard.arlt@esd-electronics.com>
*/
#ifndef __CADDY_H__
#define __CADDY_H__
#define CMD_SIZE 1024
#define ANSWER_SIZE 1024
#define CADDY_MAGIC "esd vme8349 V1.0"
enum caddy_cmds {
CADDY_CMD_IO_READ_8,
CADDY_CMD_IO_READ_16,
CADDY_CMD_IO_READ_32,
CADDY_CMD_IO_WRITE_8,
CADDY_CMD_IO_WRITE_16,
CADDY_CMD_IO_WRITE_32,
CADDY_CMD_CONFIG_READ_8,
CADDY_CMD_CONFIG_READ_16,
CADDY_CMD_CONFIG_READ_32,
CADDY_CMD_CONFIG_WRITE_8,
CADDY_CMD_CONFIG_WRITE_16,
CADDY_CMD_CONFIG_WRITE_32,
};
struct caddy_cmd {
uint32_t cmd;
uint32_t issue;
uint32_t addr;
uint32_t par[5];
};
struct caddy_answer {
uint32_t answer;
uint32_t issue;
uint32_t status;
uint32_t par[5];
};
struct caddy_interface {
uint8_t magic[16];
uint32_t cmd_in;
uint32_t cmd_out;
uint32_t heartbeat;
uint32_t reserved1;
struct caddy_cmd cmd[CMD_SIZE];
uint32_t answer_in;
uint32_t answer_out;
uint32_t reserved2;
uint32_t reserved3;
struct caddy_answer answer[CMD_SIZE];
};
#endif /* of __CADDY_H__ */
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