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| Commit | Line | Data |
|---|---|---|
| c2e49f70 RA |
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 | * | |
| 1a459660 | 7 | * SPDX-License-Identifier: GPL-2.0+ |
| c2e49f70 RA |
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 | ||
| 17 | enum 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 | ||
| 32 | struct caddy_cmd { | |
| 33 | uint32_t cmd; | |
| 34 | uint32_t issue; | |
| 35 | uint32_t addr; | |
| 36 | uint32_t par[5]; | |
| 37 | }; | |
| 38 | ||
| 39 | struct caddy_answer { | |
| 40 | uint32_t answer; | |
| 41 | uint32_t issue; | |
| 42 | uint32_t status; | |
| 43 | uint32_t par[5]; | |
| 44 | }; | |
| 45 | ||
| 46 | struct 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__ */ |