drivers/net/ptifddi.h

   1 /* $Id: ptifddi.h,v 1.3 1999/08/20 00:31:08 davem Exp $
   2  * ptifddi.c: Defines for Performance Technologies FDDI sbus cards.
   3  *
   4  * Copyright (C) 1996 David S. Miller (davem@caip.rutgers.edu)
   5  */
   6
   7 #ifndef _PTIFDDI_H
   8 #define _PTIFDDI_H
   9
  10 struct dpram_loader {
  11         volatile unsigned char dpram_stat;
  12         volatile unsigned char _unused;
  13         volatile unsigned char addr_low;
  14         volatile unsigned char addr_hi;
  15         volatile unsigned char num_bytes;
  16         volatile unsigned char data[0x3b];
  17
  18         volatile unsigned char loader_firmware[0xc0];
  19 };
  20
  21 struct dfddi_ram {
  22 /*0x000*/       unsigned char           _unused0[0x100];
  23 /*0x100*/       struct dpram_loader     loader;
  24 /*0x200*/       unsigned char           instructions[0x400];
  25 /*0x600*/       unsigned char           msg_in[0x20];
  26 /*0x620*/       unsigned char           msg_out[0x20];
  27 /*0x640*/       unsigned char           _unused2[0x50];
  28 /*0x690*/       unsigned char           smsg_in[0x20];
  29 /*0x6b0*/       unsigned char           _unused3[0x30];
  30 /*0x6e0*/       unsigned char           beacom_frame[0x20];
  31 /*0x700*/       unsigned char           re_sync;
  32 /*0x701*/       unsigned char           _unused4;
  33 /*0x702*/       unsigned short          tswitch;
  34 /*0x704*/       unsigned char           evq_lost;
  35 /*0x705*/       unsigned char           _unused6;
  36 /*0x706*/       unsigned char           signal_lost;
  37 /*0x707*/       unsigned char           _unused7;
  38 /*0x708*/       unsigned char           lerror;
  39 /*0x709*/       unsigned char           _unused8;
  40 /*0x70a*/       unsigned char           rstate;
  41 /*0x70b*/       unsigned char           _unused9[0x13];
  42 /*0x716*/       unsigned short          dswitch;
  43 /*0x718*/       unsigned char           _unused10[0x48];
  44 /*0x750*/       unsigned char           cbusy;
  45 /*0x751*/       unsigned char           hbusy;
  46 /*0x752*/       unsigned short          istat;
  47 /*0x754*/       unsigned char           _unused11[];
  48 /*0x756*/       unsigned char           disable;
  49 /*0x757*/       unsigned char           _unused12[];
  50 /*0x78e*/       unsigned char           ucvalid;
  51 /*0x78f*/       unsigned char           _unused13;
  52 /*0x790*/       unsigned int            u0addr;
  53 /*0x794*/       unsigned char           _unused14[];
  54 /*0x7a8*/       unsigned int            P_player;
  55 /*0x7ac*/       unsigned int            Q_player;
  56 /*0x7b0*/       unsigned int            macsi;
  57 /*0x7b4*/       unsigned char           _unused15[];
  58 /*0x7be*/       unsigned short          reset;
  59 /*0x7c0*/       unsigned char           _unused16[];
  60 /*0x7fc*/       unsigned short          iack;
  61 /*0x7fe*/       unsigned short          loader_addr;
  62 };
  63
  64 #define DPRAM_SIZE              0x800
  65
  66 #define DPRAM_STAT_VALID        0x80
  67 #define DPRAM_STAT_EMPTY        0x00
  68
  69 struct ptifddi {
  70         struct dfddi_ram        *dpram;
  71         unsigned char           *reset;
  72         unsigned char           *unreset;
  73         struct net_device               *dev;
  74         struct ptifddi          *next_module;
  75 };
  76
  77 #endif /* !(_PTIFDDI_H) */