2006-08-15 Kolja Waschk <kawk@telos.de>

	* linkcmds.c, linkcmds.h, memory.c, memory.h, sample.ptf: New files.
	* bridges.c: corrected detection of bridged connections
	* clocks.c: removed a printf
	* linkcmds.[ch] new files, added output of linker script
	* Makefile.am: added new files
	* memory.[ch]: new files, detection of memory in SOPC configuration
	* nios2gen.c: updated command line parsing and output control
	* output.[ch]: improved output of BSP header file
	* ptf.[ch]: added ptf_dump_ptf_item and small fixes
	* sample.ptf: new file, sample configuration for nios2gen
	* README: updated

1 files changed, 122 insertions, 0 deletions

diff --git a/tools/cpu/nios2/linkcmds.c b/tools/cpu/nios2/linkcmds.c
new file mode 100644
index 0000000000..46e0c05755
--- /dev/null
+++ b/tools/cpu/nios2/linkcmds.c
@@ -0,0 +1,122 @@
+/*
+ *  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" /* is_not_connected, fwrite_value, etc */
+#include "memory.h"
+#include "linkcmds.h"
+
+typedef struct
+{
+  FILE *file;
+  struct ptf *cfg, *cpu;
+  device_desc *devices;
+  memory_desc *memory;
+}
+lcmd_desc;
+
+void fwrite_lcmds_section(struct ptf_item *pi, void *arg)
+{
+  lcmd_desc *li = (lcmd_desc *)arg;
+  struct ptf *p;
+  struct ptf_item lpi;
+  char *location = NULL;
+  char *section_name = pi->item[1]->value;
+
+  if(section_name == 0)
+  {
+    fprintf(stderr, "Found a LINKER/SECTION without name, ignoring it.\n");
+    return;
+  };
+
+  p = ptf_find(pi->item[1]->sub, &lpi, item, "LOCATION", 0);
+  if(p)
+  {
+    location = p->value;
+  }
+  else
+  {
+    if(strcmp(section_name, "entry") == 0)
+    {
+      p = ptf_find(li->cpu, &lpi, item, "reset_slave", 0);
+    }
+    else if(strcmp(section_name, "exceptions") == 0)
+    {
+      p = ptf_find(li->cpu, &lpi, item, "exc_slave", 0);
+    };
+    if(p) location = p->value;
+    /* TODO: This doesn't work yet, parse full slave address, translate into our naming */
+  }
+
+  if(location == 0)
+  {
+    fprintf(stderr, "No LOCATION configured for section '%s'!\n", pi->item[1]->value);
+    return;
+  };
+
+  fprintf(li->file, "    .%s :\n    {\n", pi->item[1]->value);
+  fprintf(li->file, pi->item[2]->value);
+  fprintf(li->file, "    } > %s\n\n", location);
+}
+
+void fwrite_linkcmds_file(FILE *file, struct ptf *cfg, struct ptf *cpu, device_desc *devices, memory_desc *memory)
+{
+  struct ptf *p;
+  struct ptf_item pi;
+  memory_desc *tmd;
+  lcmd_desc linfo;
+
+  struct ptf ptlink = { section, "LINKCMDS", 0, 0, 0 };
+  struct ptf ptleadtext = { item,    "LEADTEXT", 0, 0, 0 };
+  struct ptf ptepilog = { item,    "EPILOG", 0, 0, 0 };
+  struct ptf_item malihead = { 2, &ptlink, &ptleadtext };
+  struct ptf_item maliepil = { 2, &ptlink, &ptepilog };
+
+  struct ptf ptsect = { section, "SECTION", 0, 0, 0 };
+  struct ptf ptcmds = { item, "COMMANDS", 0, 0, 0 };
+  struct ptf ptstabs = { item, "STABS", 0, 0, 0 };
+  struct ptf_item malisect = { 3, &ptlink, &ptsect, &ptcmds };
+  struct ptf_item malistabs = { 2, &ptlink, &ptstabs };
+
+  linfo.cfg     = cfg;
+  linfo.cpu     = cpu;
+  linfo.file    = file;
+  linfo.devices = devices;
+  linfo.memory  = memory;
+
+  ptf_match(cfg, &malihead, fwrite_value, file);
+
+  fprintf(file, "MEMORY\n{\n");
+  for(tmd = linfo.memory; tmd; tmd = tmd->next)
+  {
+    fprintf(file, "    %s : ORIGIN = 0x%08X, LENGTH = 0x%08X\n", tmd->dev->cfgname, tmd->base, tmd->size);
+  }
+  fprintf(file, "}\n\nSECTIONS\n{\n");
+
+  ptf_match(cfg, &malisect, fwrite_lcmds_section, &linfo);
+  ptf_match(cfg, &malistabs, fwrite_value, file);
+
+  for(tmd = linfo.memory; tmd; tmd = tmd->next)
+  {
+    fprintf(file, "    %s : ORIGIN = 0x%08X, LENGTH = 0x%08X\n", tmd->dev->cfgname, tmd->base, tmd->size);
+  }
+ 
+
+  fprintf(file, "}\n\n");
+
+  ptf_match(cfg, &maliepil, fwrite_value, file);
+}
+
+