/* * 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__ */