summaryrefslogtreecommitdiffstats
path: root/tools/cpu/nios2/output.c
blob: bd4a30b0fe3e05f43e5026e0abfdbfa946097f6e (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
/*
 *  Copyright (c) 2006 Kolja Waschk rtemsdev/ixo.de
 *
 *  The license and distribution terms for this file may be
 *  found in the file LICENSE in this distribution or at
 *  http://www.rtems.com/license/LICENSE.
 *
 *  $Id$
 */

#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#include "ptf.h"
#include "devices.h"
#include "output.h"

typedef struct
{
  FILE *file;
  device_desc *dev;
  char *def_name;
  char *orig_value;
  clock_desc *clocks;
  device_desc *devices;
}
out_desc;

int is_not_connected(struct ptf_item *pi)
{
  if(pi->item[0] == NULL) return 0;
  if(pi->item[0]->name == NULL) return 0;

  if(strcmp(pi->item[0]->name, "SLAVE") == 0)
  {
    struct ptf *t;
    struct ptf_item ti;
    t = ptf_find(pi->item[0]->sub, &ti, item, "N2G_Selected", "1");

    if(t == NULL) return 1;
  };

  return 0;
}

void fwrite_devhead_def(struct ptf_item *pi, void *arg)
{
  out_desc *dinfo = arg;

  if(pi != NULL) if(is_not_connected(pi)) return;

  fprintf(dinfo->file, "#define %s_%s %s\n",
    dinfo->dev->cfgname, dinfo->def_name, dinfo->orig_value);
}

void fwrite_devhead_line(struct ptf_item *pi, void *arg)
{
  out_desc *dinfo = arg;

  if(is_not_connected(pi)) return;

  if(strncmp(dinfo->orig_value, "N2G_", 4)==0)
  {
    if(strncmp(dinfo->orig_value, "N2G_CLOCKREF_", 13)==0)
    {
      clock_desc *c;
      for(c = dinfo->clocks; c; c=c->next)
      {
        if(strcmp(c->name, pi->item[pi->level]->value) == 0)
        {
          fprintf(dinfo->file, "#define %s_%s %s\n",
            dinfo->dev->cfgname, dinfo->orig_value + 13, c->cfgname);
          break;
        };
      };
    }
    else if(strncmp(dinfo->orig_value, "N2G_DEVICEREF_", 14)==0)
    {
      device_desc *d;
      for(d = dinfo->devices; d; d=d->next)
      {
        if(strcmp(d->ptf->value, pi->item[pi->level]->value) == 0)
        {
          fprintf(dinfo->file, "#define %s_%s %s\n",
            dinfo->dev->cfgname, dinfo->orig_value + 14, d->cfgname);
          break;
        };
      };
    }
  }
  else
  {
    fprintf(dinfo->file, "#define %s_%s %s\n",
      dinfo->dev->cfgname, dinfo->orig_value,
      pi->item[pi->level]->value);
  };
}

void fwrite_device_header(struct ptf_item *pi, void *arg)
{
  struct ptf *f;
  struct ptf_item fi;
  out_desc *dinfo = arg;

  /* This is called for every matching CLASS section in the
     configuration. The following loop iterates through all
     items in the CLASS section regardless of their nesting level */

  f = ptf_find(pi->item[pi->level]->sub, &fi, item, 0, 0);

  while(f != NULL)
  {
    dinfo->orig_value = f->value;
    if(f->name && strncmp(f->name, "N2G_DEFINE_", 11)==0)
    {
      dinfo->def_name = f->name + 11;
      if(fi.level >= 2)
      {
        fi.level--; /* match only the enclosing section */
        ptf_match(dinfo->dev->ptf->sub, &fi, fwrite_devhead_def, dinfo);
        fi.level++;
      }
      else
      {
        fwrite_devhead_def( 0, dinfo );
      };
    }
    else
    {
      f->value = 0; /* Match ANY value */
      ptf_match(dinfo->dev->ptf->sub, &fi, fwrite_devhead_line, dinfo);
      f->value = dinfo->orig_value;
    };
    f = ptf_next(&fi, item, 0, 0);
  };
}

void fwrite_value(struct ptf_item *pi, void *arg)
{
  FILE *file = arg;
  fputs(pi->item[pi->level]->value, file);
}

void fwrite_header_file( FILE *file, struct ptf *cfg, device_desc *devices, clock_desc *clocks)
{
  struct ptf *p;
  struct ptf_item pi;

  struct ptf aclass = { section, "CLASS", 0, 0, 0 };
  struct ptf_item matchaclass = { 1, &aclass };

  struct ptf bspsect = { section, "BSPHEADER", 0, 0, 0 };
  struct ptf leadtext = { item, "LEADTEXT", 0, 0, 0 };
  struct ptf_item matchleadtext = { 2, &bspsect, &leadtext };

  struct ptf epilog = { item, "EPILOG", 0, 0, 0 };
  struct ptf_item matchepilog = { 2, &bspsect, &epilog };

  out_desc dinfo;

  dinfo.file    = file;
  dinfo.clocks  = clocks;
  dinfo.devices = devices;

  ptf_match(cfg, &matchleadtext, fwrite_value, file);

  if(clocks)
  {
    clock_desc *cs;
    for(cs = clocks; cs; cs = cs->next)
    {
      fprintf(file, "#define %s_FREQ %luu\n", cs->cfgname, cs->freq);
    };
  };

  if(devices)
  {
    for(dinfo.dev = devices; dinfo.dev; dinfo.dev=dinfo.dev->next)
    {
      /* fprintf(file, "\n#define SOPC_HAS_%s 1\n", dinfo.dev->cfgname); */

      p = ptf_find(dinfo.dev->ptf, &pi, item, "class", 0);
      if(p)
      {
        aclass.value = p->value;
        ptf_match(cfg, &matchaclass, fwrite_device_header, &dinfo);
      };
    };
  };

  ptf_match(cfg, &matchepilog, fwrite_value, file);
}