/[gxemul]/trunk/src/devices/dev_bt455.c
This is repository of my old source code which isn't updated any more. Go to git.rot13.org for current projects!
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Diff of /trunk/src/devices/dev_bt455.c

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revision 4 by dpavlin, Mon Oct 8 16:18:00 2007 UTC revision 22 by dpavlin, Mon Oct 8 16:19:37 2007 UTC
# Line 1  Line 1 
1  /*  /*
2   *  Copyright (C) 2004-2005  Anders Gavare.  All rights reserved.   *  Copyright (C) 2004-2006  Anders Gavare.  All rights reserved.
3   *   *
4   *  Redistribution and use in source and binary forms, with or without   *  Redistribution and use in source and binary forms, with or without
5   *  modification, are permitted provided that the following conditions are met:   *  modification, are permitted provided that the following conditions are met:
# Line 25  Line 25 
25   *  SUCH DAMAGE.   *  SUCH DAMAGE.
26   *     *  
27   *   *
28   *  $Id: dev_bt455.c,v 1.7 2005/02/22 12:15:29 debug Exp $   *  $Id: dev_bt455.c,v 1.10 2006/01/01 13:17:16 debug Exp $
29   *     *  
30   *  Brooktree 455, used by TURBOchannel graphics cards.   *  Brooktree 455, used by TURBOchannel graphics cards.
31   *   *
# Line 60  struct bt455_data { Line 60  struct bt455_data {
60  /*  /*
61   *  dev_bt455_access():   *  dev_bt455_access():
62   */   */
63  int dev_bt455_access(struct cpu *cpu, struct memory *mem,  DEVICE_ACCESS(bt455)
         uint64_t relative_addr, unsigned char *data, size_t len,  
         int writeflag, void *extra)  
64  {  {
65          struct bt455_data *d = (struct bt455_data *) extra;          struct bt455_data *d = (struct bt455_data *) extra;
66          uint64_t idata = 0, odata = 0;          uint64_t idata = 0, odata = 0;
67          int i, modified;          int i, modified;
68    
69          idata = memory_readmax64(cpu, data, len);          if (writeflag == MEM_WRITE)
70                    idata = memory_readmax64(cpu, data, len);
71    
72          /*  Read from/write to the bt455:  */          /*  Read from/write to the bt455:  */
73          switch (relative_addr) {          switch (relative_addr) {
# Line 183  void dev_bt455_init(struct memory *mem, Line 182  void dev_bt455_init(struct memory *mem,
182          d->rgb_palette  = vfb_data->rgb_palette;          d->rgb_palette  = vfb_data->rgb_palette;
183    
184          memory_device_register(mem, "bt455", baseaddr, DEV_BT455_LENGTH,          memory_device_register(mem, "bt455", baseaddr, DEV_BT455_LENGTH,
185              dev_bt455_access, (void *)d, MEM_DEFAULT, NULL);              dev_bt455_access, (void *)d, DM_DEFAULT, NULL);
186  }  }
187    
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