/[gxemul]/trunk/src/devices/dev_sn.c
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revision 4 by dpavlin, Mon Oct 8 16:18:00 2007 UTC revision 38 by dpavlin, Mon Oct 8 16:21:53 2007 UTC
# Line 1  Line 1 
1  /*  /*
2   *  Copyright (C) 2004-2005  Anders Gavare.  All rights reserved.   *  Copyright (C) 2004-2007  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_sn.c,v 1.10 2005/03/14 19:14:02 debug Exp $   *  $Id: dev_sn.c,v 1.17 2007/04/13 16:06:53 debug Exp $
29   *     *  
30   *  National Semiconductor SONIC ("sn") DP83932 ethernet.   *  National Semiconductor SONIC ("sn") DP83932 ethernet.
31   *   *
# Line 57  struct sn_data { Line 57  struct sn_data {
57  };  };
58    
59    
60  /*  DEVICE_ACCESS(sn)
  *  dev_sn_access():  
  */  
 int dev_sn_access(struct cpu *cpu, struct memory *mem,  
         uint64_t relative_addr, unsigned char *data, size_t len,  
         int writeflag, void *extra)  
61  {  {
62          struct sn_data *d = (struct sn_data *) extra;          struct sn_data *d = (struct sn_data *) extra;
63          uint64_t idata = 0, odata = 0;          uint64_t idata = 0, odata = 0;
64          int regnr;          int regnr;
65    
66          idata = memory_readmax64(cpu, data, len);          if (writeflag == MEM_WRITE)
67                    idata = memory_readmax64(cpu, data, len);
68    
69          regnr = relative_addr / sizeof(uint32_t);          regnr = relative_addr / sizeof(uint32_t);
70    
71          if (regnr < SONIC_NREGS) {          if (regnr < SONIC_NREGS) {
# Line 97  int dev_sn_access(struct cpu *cpu, struc Line 94  int dev_sn_access(struct cpu *cpu, struc
94  }  }
95    
96    
97  /*  DEVINIT(sn)
  *  devinit_sn():  
  */  
 int devinit_sn(struct devinit *devinit)  
98  {  {
99          char *name2;          char *name2;
100            size_t nlen = 55;
101          struct sn_data *d = malloc(sizeof(struct sn_data));          struct sn_data *d = malloc(sizeof(struct sn_data));
102    
103          if (d == NULL) {          if (d == NULL) {
# Line 114  int devinit_sn(struct devinit *devinit) Line 109  int devinit_sn(struct devinit *devinit)
109    
110          net_generate_unique_mac(devinit->machine, d->macaddr);          net_generate_unique_mac(devinit->machine, d->macaddr);
111    
112          name2 = malloc(50);          name2 = malloc(nlen);
113          if (name2 == NULL) {          if (name2 == NULL) {
114                  fprintf(stderr, "out of memory in dev_sn_init()\n");                  fprintf(stderr, "out of memory in dev_sn_init()\n");
115                  exit(1);                  exit(1);
116          }          }
117          sprintf(name2, "%s [%02x:%02x:%02x:%02x:%02x:%02x]",          snprintf(name2, nlen, "%s [%02x:%02x:%02x:%02x:%02x:%02x]",
118              devinit->name,              devinit->name, d->macaddr[0], d->macaddr[1], d->macaddr[2],
             d->macaddr[0], d->macaddr[1], d->macaddr[2],  
119              d->macaddr[3], d->macaddr[4], d->macaddr[5]);              d->macaddr[3], d->macaddr[4], d->macaddr[5]);
120    
121          memory_device_register(devinit->machine->memory, name2,          memory_device_register(devinit->machine->memory, name2,
122              devinit->addr, DEV_SN_LENGTH,              devinit->addr, DEV_SN_LENGTH,
123              dev_sn_access, (void *)d, MEM_DEFAULT, NULL);              dev_sn_access, (void *)d, DM_DEFAULT, NULL);
124    
125          net_add_nic(devinit->machine->emul->net, d, d->macaddr);          net_add_nic(devinit->machine->emul->net, d, d->macaddr);
126    
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