LXR uboot/board/esd/vme8349/caddy.h

   1/*
   2 * caddy.c -- esd VME8349 support for "missing" access modes in TSI148.
   3 * Copyright (c) 2009 esd gmbh.
   4 *
   5 * Reinhard Arlt <reinhard.arlt@esd-electronics.com>
   6 *
   7 * SPDX-License-Identifier:     GPL-2.0+
   8 */
   9
  10#ifndef __CADDY_H__
  11#define __CADDY_H__
  12
  13#define CMD_SIZE        1024
  14#define ANSWER_SIZE     1024
  15#define CADDY_MAGIC     "esd vme8349 V1.0"
  16
  17enum caddy_cmds {
  18        CADDY_CMD_IO_READ_8,
  19        CADDY_CMD_IO_READ_16,
  20        CADDY_CMD_IO_READ_32,
  21        CADDY_CMD_IO_WRITE_8,
  22        CADDY_CMD_IO_WRITE_16,
  23        CADDY_CMD_IO_WRITE_32,
  24        CADDY_CMD_CONFIG_READ_8,
  25        CADDY_CMD_CONFIG_READ_16,
  26        CADDY_CMD_CONFIG_READ_32,
  27        CADDY_CMD_CONFIG_WRITE_8,
  28        CADDY_CMD_CONFIG_WRITE_16,
  29        CADDY_CMD_CONFIG_WRITE_32,
  30};
  31
  32struct caddy_cmd {
  33        uint32_t cmd;
  34        uint32_t issue;
  35        uint32_t addr;
  36        uint32_t par[5];
  37};
  38
  39struct caddy_answer {
  40        uint32_t answer;
  41        uint32_t issue;
  42        uint32_t status;
  43        uint32_t par[5];
  44};
  45
  46struct caddy_interface {
  47        uint8_t  magic[16];
  48        uint32_t cmd_in;
  49        uint32_t cmd_out;
  50        uint32_t heartbeat;
  51        uint32_t reserved1;
  52        struct caddy_cmd cmd[CMD_SIZE];
  53        uint32_t answer_in;
  54        uint32_t answer_out;
  55        uint32_t reserved2;
  56        uint32_t reserved3;
  57        struct caddy_answer answer[CMD_SIZE];
  58};
  59
  60#endif /* of __CADDY_H__ */
  61