1/*
2 *  Copyright (C) 2008, cozybit Inc.
3 *  Copyright (C) 2003-2006, Marvell International Ltd.
4 *
5 *  This program is free software; you can redistribute it and/or modify
6 *  it under the terms of the GNU General Public License as published by
7 *  the Free Software Foundation; either version 2 of the License, or (at
8 *  your option) any later version.
9 */
10#include <linux/wait.h>
11#include <linux/timer.h>
12
13struct lbtf_private;
14
15/**
16  * This file contains definition for USB interface.
17  */
18#define CMD_TYPE_REQUEST		0xF00DFACE
19#define CMD_TYPE_DATA			0xBEADC0DE
20#define CMD_TYPE_INDICATION		0xBEEFFACE
21
22#define BOOT_CMD_FW_BY_USB		0x01
23#define BOOT_CMD_FW_IN_EEPROM		0x02
24#define BOOT_CMD_UPDATE_BOOT2		0x03
25#define BOOT_CMD_UPDATE_FW		0x04
26#define BOOT_CMD_MAGIC_NUMBER		0x4C56524D   /* LVRM */
27
28struct bootcmd {
29	__le32	magic;
30	uint8_t	cmd;
31	uint8_t	pad[11];
32};
33
34#define BOOT_CMD_RESP_OK		0x0001
35#define BOOT_CMD_RESP_FAIL		0x0000
36
37struct bootcmdresp {
38	__le32	magic;
39	uint8_t	cmd;
40	uint8_t	result;
41	uint8_t	pad[2];
42};
43
44/** USB card description structure*/
45struct if_usb_card {
46	struct usb_device *udev;
47	struct urb *rx_urb, *tx_urb, *cmd_urb;
48	struct lbtf_private *priv;
49
50	struct sk_buff *rx_skb;
51
52	uint8_t ep_in;
53	uint8_t ep_out;
54
55	int8_t bootcmdresp;
56
57	int ep_in_size;
58
59	void *ep_out_buf;
60	int ep_out_size;
61
62	const struct firmware *fw;
63	struct timer_list fw_timeout;
64	wait_queue_head_t fw_wq;
65	uint32_t fwseqnum;
66	uint32_t totalbytes;
67	uint32_t fwlastblksent;
68	uint8_t CRC_OK;
69	uint8_t fwdnldover;
70	uint8_t fwfinalblk;
71
72	__le16 boot2_version;
73};
74
75/** fwheader */
76struct fwheader {
77	__le32 dnldcmd;
78	__le32 baseaddr;
79	__le32 datalength;
80	__le32 CRC;
81};
82
83#define FW_MAX_DATA_BLK_SIZE	600
84/** FWData */
85struct fwdata {
86	struct fwheader hdr;
87	__le32 seqnum;
88	uint8_t data[0];
89};
90
91/** fwsyncheader */
92struct fwsyncheader {
93	__le32 cmd;
94	__le32 seqnum;
95};
96
97#define FW_HAS_DATA_TO_RECV		0x00000001
98#define FW_HAS_LAST_BLOCK		0x00000004
99