drivers/net/wireless/libertas/if_bootcmd.c

   1 /**
   2   * This file contains functions used in USB Boot command
   3   * and Boot2/FW update
   4   */
   5
   6 #include <linux/delay.h>
   7 #include <linux/firmware.h>
   8 #include <linux/netdevice.h>
   9 #include <linux/usb.h>
  10
  11 #include "defs.h"
  12 #include "dev.h"
  13 #include "if_usb.h"
  14
  15 /**
  16  *  @brief This function issues Boot command to the Boot2 code
  17  *  @param ivalue   1:Boot from FW by USB-Download
  18  *                  2:Boot from FW in EEPROM
  19  *  @return             0
  20  */
  21 int if_usb_issue_boot_command(wlan_private *priv, int ivalue)
  22 {
  23         struct usb_card_rec     *cardp = priv->wlan_dev.card;
  24         struct bootcmdstr       sbootcmd;
  25         int i;
  26
  27         /* Prepare command */
  28         sbootcmd.u32magicnumber = BOOT_CMD_MAGIC_NUMBER;
  29         sbootcmd.u8cmd_tag = ivalue;
  30         for (i=0; i<11; i++)
  31                 sbootcmd.au8dumy[i]=0x00;
  32         memcpy(cardp->bulk_out_buffer, &sbootcmd, sizeof(struct bootcmdstr));
  33
  34         /* Issue command */
  35         usb_tx_block(priv, cardp->bulk_out_buffer, sizeof(struct bootcmdstr));
  36
  37         return 0;
  38 }