iodev/pci_ide.h

   1 /////////////////////////////////////////////////////////////////////////
   2 // $Id: pci_ide.h,v 1.12 2007/09/28 19:52:03 sshwarts Exp $
   3 /////////////////////////////////////////////////////////////////////////
   4 //
   5 //  Copyright (C) 2004  MandrakeSoft S.A.
   6 //
   7 //    MandrakeSoft S.A.
   8 //    43, rue d'Aboukir
   9 //    75002 Paris - France
  10 //    http://www.linux-mandrake.com/
  11 //    http://www.mandrakesoft.com/
  12 //
  13 //  This library is free software; you can redistribute it and/or
  14 //  modify it under the terms of the GNU Lesser General Public
  15 //  License as published by the Free Software Foundation; either
  16 //  version 2 of the License, or (at your option) any later version.
  17 //
  18 //  This library is distributed in the hope that it will be useful,
  19 //  but WITHOUT ANY WARRANTY; without even the implied warranty of
  20 //  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  21 //  Lesser General Public License for more details.
  22 //
  23 //  You should have received a copy of the GNU Lesser General Public
  24 //  License along with this library; if not, write to the Free Software
  25 //  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  26
  27 #ifndef BX_IODEV_PCIIDE_H
  28 #define BX_IODEV_PCIIDE_H
  29
  30 #if BX_USE_PIDE_SMF
  31 #  define BX_PIDE_SMF  static
  32 #  define BX_PIDE_THIS thePciIdeController->
  33 #  define BX_PIDE_THIS_PTR thePciIdeController
  34 #else
  35 #  define BX_PIDE_SMF
  36 #  define BX_PIDE_THIS this->
  37 #  define BX_PIDE_THIS_PTR this
  38 #endif
  39
  40 class bx_pci_ide_c : public bx_pci_ide_stub_c {
  41 public:
  42   bx_pci_ide_c();
  43   virtual ~bx_pci_ide_c();
  44   virtual void init(void);
  45   virtual void reset(unsigned type);
  46   virtual bx_bool bmdma_present(void);
  47   virtual void bmdma_set_irq(Bit8u channel);
  48   virtual void register_state(void);
  49   virtual void after_restore_state(void);
  50   static  Bit64s param_save_handler(void *devptr, bx_param_c *param, Bit64s val);
  51   static  Bit64s param_restore_handler(void *devptr, bx_param_c *param, Bit64s val);
  52 #if !BX_USE_PIDE_SMF
  53   Bit64s param_save(bx_param_c *param, Bit64s val);
  54   Bit64s param_restore(bx_param_c *param, Bit64s val);
  55 #endif
  56
  57   virtual Bit32u pci_read_handler(Bit8u address, unsigned io_len);
  58   virtual void   pci_write_handler(Bit8u address, Bit32u value, unsigned io_len);
  59
  60   static void timer_handler(void *);
  61   BX_PIDE_SMF void timer(void);
  62
  63 private:
  64
  65   struct {
  66     Bit8u pci_conf[256];
  67     Bit32u bmdma_addr;
  68     struct {
  69       bx_bool cmd_ssbm;
  70       bx_bool cmd_rwcon;
  71       Bit8u  status;
  72       Bit32u dtpr;
  73       Bit32u prd_current;
  74       int timer_index;
  75       Bit8u *buffer;
  76       Bit8u *buffer_top;
  77       Bit8u *buffer_idx;
  78     } bmdma[2];
  79   } s;
  80
  81   static Bit32u read_handler(void *this_ptr, Bit32u address, unsigned io_len);
  82   static void   write_handler(void *this_ptr, Bit32u address, Bit32u value, unsigned io_len);
  83 #if !BX_USE_PIDE_SMF
  84   Bit32u read(Bit32u address, unsigned io_len);
  85   void   write(Bit32u address, Bit32u value, unsigned io_len);
  86 #endif
  87 };
  88
  89 #endif