reactos/drivers/net/dd/pcnet/pcnet.h

   1 /*
   2  *  ReactOS AMD PCNet Driver
   3  *  Copyright (C) 1998, 1999, 2000, 2001 ReactOS Team
   4  *
   5  *  This program is free software; you can redistribute it and/or modify
   6  *  it under the terms of the GNU General Public License as published by
   7  *  the Free Software Foundation; either version 2 of the License, or
   8  *  (at your option) any later version.
   9  *
  10  *  This program is distributed in the hope that it will be useful,
  11  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  *  GNU General Public License for more details.
  14  *
  15  *  You should have received a copy of the GNU General Public License
  16  *  along with this program; if not, write to the Free Software
  17  *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  18  *
  19  * PROJECT:         ReactOS AMD PCNet Driver
  20  * FILE:            pcnet/pcnet.h
  21  * PURPOSE:         PCNet Device Driver
  22  * PROGRAMMER:      Vizzini (vizzini@plasmic.com)
  23  * REVISIONS:
  24  *                  1-Sept-2003 vizzini - Created
  25  * NOTES:
  26  *     - this is hard-coded to NDIS4
  27  *     - this assumes a little-endian machine
  28  *     - this assumes a 32-bit machine, where sizeof(PVOID) = 32 and sizeof(USHORT) = 16
  29  *     - this assumes 32-bit physical addresses
  30  */
  31
  32 #ifndef _PCNET_H_
  33 #define _PCNET_H_
  34
  35 /* adapter struct */
  36 typedef struct _ADAPTER
  37 {
  38   NDIS_HANDLE MiniportAdapterHandle;
  39   ULONG Flags;
  40   ULONG BusNumber;
  41   ULONG SlotNumber;
  42   ULONG InterruptVector;
  43   ULONG IoBaseAddress;
  44   PVOID PortOffset;
  45   NDIS_MINIPORT_INTERRUPT InterruptObject;
  46   ULONG CurrentReceiveDescriptorIndex;
  47
  48   /* initialization block */
  49   ULONG InitializationBlockLength;
  50   PINITIALIZATION_BLOCK InitializationBlockVirt;
  51   PINITIALIZATION_BLOCK  InitializationBlockPhys;
  52
  53   /* transmit descriptor ring */
  54   ULONG TransmitDescriptorRingLength;
  55   PTRANSMIT_DESCRIPTOR TransmitDescriptorRingVirt;
  56   PTRANSMIT_DESCRIPTOR  TransmitDescriptorRingPhys;
  57
  58   /* transmit buffers */
  59   ULONG TransmitBufferLength;
  60   PCHAR TransmitBufferPtrVirt;
  61   PCHAR TransmitBufferPtrPhys;
  62
  63   /* receive descriptor ring */
  64   ULONG ReceiveDescriptorRingLength;
  65   PRECEIVE_DESCRIPTOR ReceiveDescriptorRingVirt;
  66   PRECEIVE_DESCRIPTOR ReceiveDescriptorRingPhys;
  67
  68   /* receive buffers */
  69   ULONG ReceiveBufferLength;
  70   PCHAR ReceiveBufferPtrVirt;
  71   PCHAR ReceiveBufferPtrPhys;
  72
  73 } ADAPTER, *PADAPTER;
  74
  75 /* operational constants */
  76 #define NUMBER_OF_BUFFERS     0x20
  77 #define LOG_NUMBER_OF_BUFFERS 5         /* log2(NUMBER_OF_BUFFERS) */
  78 #define BUFFER_SIZE           0x600
  79
  80 /* flags */
  81 #define RESET_IN_PROGRESS 0x1
  82
  83 /* debugging */
  84 #if DBG
  85 #define PCNET_DbgPrint(_x) \
  86 {\
  87   DbgPrint("%s:%d %s: ", __FILE__, __LINE__, __FUNCTION__); \
  88   DbgPrint _x; \
  89 }
  90 #else
  91 #define PCNET_DbgPrint(_x)
  92 #endif
  93
  94 #if DBG
  95 #define BREAKPOINT __asm__ ("int $3\n");
  96 #else
  97 #define BREAKPOINT
  98 #endif
  99
 100 /* memory pool tag */
 101 #define PCNET_TAG 0xbaadf00d
 102
 103 /* stack validation */
 104 #define STACKENTER __asm__("movl %%esp, %0\n" : "=m" (esp));
 105
 106 #define STACKLEAVE {\
 107   unsigned long esptemp = esp; \
 108   __asm__ ("movl %%esp, %0\n": "=m" (esp)); \
 109   if(esp != esptemp) \
 110     __asm__ ("int $3\n"); \
 111 }
 112
 113 #endif // _PCNET_H_
 114