106 lines
1.8 KiB
C
106 lines
1.8 KiB
C
#ifndef _LBS_IF_USB_H
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#define _LBS_IF_USB_H
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#include <linux/wait.h>
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#include <linux/timer.h>
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struct lbs_private;
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/**
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* This file contains definition for USB interface.
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*/
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#define CMD_TYPE_REQUEST 0xF00DFACE
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#define CMD_TYPE_DATA 0xBEADC0DE
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#define CMD_TYPE_INDICATION 0xBEEFFACE
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#define IPFIELD_ALIGN_OFFSET 2
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#define BOOT_CMD_FW_BY_USB 0x01
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#define BOOT_CMD_FW_IN_EEPROM 0x02
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#define BOOT_CMD_UPDATE_BOOT2 0x03
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#define BOOT_CMD_UPDATE_FW 0x04
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#define BOOT_CMD_MAGIC_NUMBER 0x4C56524D /* LVRM */
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struct bootcmd
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{
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__le32 magic;
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uint8_t cmd;
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uint8_t pad[11];
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};
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#define BOOT_CMD_RESP_OK 0x0001
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#define BOOT_CMD_RESP_FAIL 0x0000
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#define BOOT_CMD_RESP_NOT_SUPPORTED 0x0002
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struct bootcmdresp
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{
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__le32 magic;
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uint8_t cmd;
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uint8_t result;
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uint8_t pad[2];
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};
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/** USB card description structure*/
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struct if_usb_card {
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struct usb_device *udev;
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struct urb *rx_urb, *tx_urb;
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struct lbs_private *priv;
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struct sk_buff *rx_skb;
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uint8_t ep_in;
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uint8_t ep_out;
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/* bootcmdresp == 0 means command is pending
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* bootcmdresp < 0 means error
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* bootcmdresp > 0 is a BOOT_CMD_RESP_* from firmware
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*/
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int8_t bootcmdresp;
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int ep_in_size;
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void *ep_out_buf;
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int ep_out_size;
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const struct firmware *fw;
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struct timer_list fw_timeout;
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wait_queue_head_t fw_wq;
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uint32_t fwseqnum;
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uint32_t totalbytes;
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uint32_t fwlastblksent;
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uint8_t CRC_OK;
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uint8_t fwdnldover;
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uint8_t fwfinalblk;
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uint8_t surprise_removed;
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__le16 boot2_version;
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};
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/** fwheader */
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struct fwheader {
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__le32 dnldcmd;
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__le32 baseaddr;
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__le32 datalength;
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__le32 CRC;
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};
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#define FW_MAX_DATA_BLK_SIZE 600
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/** FWData */
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struct fwdata {
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struct fwheader hdr;
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__le32 seqnum;
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uint8_t data[0];
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};
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/** fwsyncheader */
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struct fwsyncheader {
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__le32 cmd;
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__le32 seqnum;
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};
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#define FW_HAS_DATA_TO_RECV 0x00000001
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#define FW_HAS_LAST_BLOCK 0x00000004
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#endif
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