drivers/net/wireless/libertas/if_usb.h

   1 /**
   2   * This file contains definition for USB interface.
   3   */
   4 #define CMD_TYPE_REQUEST                0xF00DFACE
   5 #define CMD_TYPE_DATA                   0xBEADC0DE
   6 #define CMD_TYPE_INDICATION             0xBEEFFACE
   7
   8 #define IPFIELD_ALIGN_OFFSET    2
   9
  10 #define BOOT_CMD_FW_BY_USB     0x01
  11 #define BOOT_CMD_FW_IN_EEPROM  0x02
  12 #define BOOT_CMD_UPDATE_BOOT2  0x03
  13 #define BOOT_CMD_UPDATE_FW     0x04
  14 #define BOOT_CMD_MAGIC_NUMBER  0x4C56524D   /* M=>0x4D,R=>0x52,V=>0x56,L=>0x4C */
  15
  16 struct bootcmdstr
  17 {
  18         u32 u32magicnumber;
  19         u8  u8cmd_tag;
  20         u8  au8dumy[11];
  21 };
  22
  23 #define BOOT_CMD_RESP_OK     0x0001
  24 #define BOOT_CMD_RESP_FAIL   0x0000
  25
  26 struct bootcmdrespStr
  27 {
  28         u32 u32magicnumber;
  29         u8  u8cmd_tag;
  30         u8  u8result;
  31         u8  au8dumy[2];
  32 };
  33
  34 /* read callback private data */
  35 struct read_cb_info {
  36         wlan_private *priv;
  37         struct sk_buff *skb;
  38 };
  39
  40 /** USB card description structure*/
  41 struct usb_card_rec {
  42         struct net_device *eth_dev;
  43         struct usb_device *udev;
  44         struct urb *rx_urb, *tx_urb;
  45         void *priv;
  46         struct read_cb_info rinfo;
  47
  48         int bulk_in_size;
  49         u8 bulk_in_endpointAddr;
  50
  51         u8 *bulk_out_buffer;
  52         int bulk_out_size;
  53         u8 bulk_out_endpointAddr;
  54
  55         u8 CRC_OK;
  56         u32 fwseqnum;
  57         u32 lastseqnum;
  58         u32 totalbytes;
  59         u32 fwlastblksent;
  60         u8 fwdnldover;
  61         u8 fwfinalblk;
  62
  63         u32 usb_event_cause;
  64         u8 usb_int_cause;
  65
  66         u8 rx_urb_recall;
  67
  68         u8 bootcmdresp;
  69 };
  70
  71 /** fwheader */
  72 struct fwheader {
  73         u32 dnldcmd;
  74         u32 baseaddr;
  75         u32 datalength;
  76         u32 CRC;
  77 };
  78
  79 #define FW_MAX_DATA_BLK_SIZE    600
  80 /** FWData */
  81 struct FWData {
  82         struct fwheader fwheader;
  83         u32 seqnum;
  84         u8 data[FW_MAX_DATA_BLK_SIZE];
  85 };
  86
  87 /** fwsyncheader */
  88 struct fwsyncheader {
  89         u32 cmd;
  90         u32 seqnum;
  91 };
  92
  93 #define FW_HAS_DATA_TO_RECV             0x00000001
  94 #define FW_HAS_LAST_BLOCK               0x00000004
  95
  96 #define FW_DATA_XMIT_SIZE \
  97         sizeof(struct fwheader) + fwdata->fwheader.datalength + sizeof(u32)
  98
  99 int usb_tx_block(wlan_private *priv, u8 *payload, u16 nb);
 100 void if_usb_free(struct usb_card_rec *cardp);
 101 int if_usb_issue_boot_command(wlan_private *priv, int ivalue);
 102