drivers/net/wireless/brcm80211/brcmfmac/usb_rdl.h

   1 /*
   2  * Copyright (c) 2011 Broadcom Corporation
   3  *
   4  * Permission to use, copy, modify, and/or distribute this software for any
   5  * purpose with or without fee is hereby granted, provided that the above
   6  * copyright notice and this permission notice appear in all copies.
   7  *
   8  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
   9  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  10  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
  11  * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  12  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
  13  * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
  14  * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  15  */
  16
  17 #ifndef _USB_RDL_H
  18 #define _USB_RDL_H
  19
  20 /* Control messages: bRequest values */
  21 #define DL_GETSTATE     0       /* returns the rdl_state_t struct */
  22 #define DL_CHECK_CRC    1       /* currently unused */
  23 #define DL_GO           2       /* execute downloaded image */
  24 #define DL_START        3       /* initialize dl state */
  25 #define DL_REBOOT       4       /* reboot the device in 2 seconds */
  26 #define DL_GETVER       5       /* returns the bootrom_id_t struct */
  27 #define DL_GO_PROTECTED 6       /* execute the downloaded code and set reset
  28                                  * event to occur in 2 seconds.  It is the
  29                                  * responsibility of the downloaded code to
  30                                  * clear this event
  31                                  */
  32 #define DL_EXEC         7       /* jump to a supplied address */
  33 #define DL_RESETCFG     8       /* To support single enum on dongle
  34                                  * - Not used by bootloader
  35                                  */
  36 #define DL_DEFER_RESP_OK 9      /* Potentially defer the response to setup
  37                                  * if resp unavailable
  38                                  */
  39
  40 /* states */
  41 #define DL_WAITING      0       /* waiting to rx first pkt */
  42 #define DL_READY        1       /* hdr was good, waiting for more of the
  43                                  * compressed image */
  44 #define DL_BAD_HDR      2       /* hdr was corrupted */
  45 #define DL_BAD_CRC      3       /* compressed image was corrupted */
  46 #define DL_RUNNABLE     4       /* download was successful,waiting for go cmd */
  47 #define DL_START_FAIL   5       /* failed to initialize correctly */
  48 #define DL_NVRAM_TOOBIG 6       /* host specified nvram data exceeds DL_NVRAM
  49                                  * value */
  50 #define DL_IMAGE_TOOBIG 7       /* download image too big (exceeds DATA_START
  51                                  *  for rdl) */
  52
  53 struct rdl_state_le {
  54         __le32 state;
  55         __le32 bytes;
  56 };
  57
  58 struct bootrom_id_le {
  59         __le32 chip;    /* Chip id */
  60         __le32 chiprev; /* Chip rev */
  61         __le32 ramsize; /* Size of  RAM */
  62         __le32 remapbase;       /* Current remap base address */
  63         __le32 boardtype;       /* Type of board */
  64         __le32 boardrev;        /* Board revision */
  65 };
  66
  67 #define RDL_CHUNK       1500  /* size of each dl transfer */
  68
  69 #define TRX_OFFSETS_DLFWLEN_IDX 0
  70 #define TRX_OFFSETS_JUMPTO_IDX  1
  71 #define TRX_OFFSETS_NVM_LEN_IDX 2
  72
  73 #define TRX_OFFSETS_DLBASE_IDX  0
  74
  75 #endif  /* _USB_RDL_H */