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| /*
| * caddy.c -- esd VME8349 support for "missing" access modes in TSI148.
| * Copyright (c) 2009 esd gmbh.
| *
| * Reinhard Arlt <reinhard.arlt@esd-electronics.com>
| *
| * SPDX-License-Identifier: GPL-2.0+
| */
|
| #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__ */
|
|
