Re: ./scripts/kallsyms.c question

[Robin Getz]

Sam wrote:
> Keep the existing if/else - it is still readable.
> But please add a comment describing that it is blackfin that requires 
> these two odd sections.

OK - here you go...

-Robin

--- uClinux-dist/linux-2.6.x/scripts/kallsyms.c 2006/03/22 02:52:05     1.5
+++ uClinux-dist/linux-2.6.x/scripts/kallsyms.c 2006/07/10 06:25:40     1.6
@@ -12,6 +12,8 @@
  * (25/Aug/2004) Paulo Marques <pmarques@xxxxxxxxxxxx>
  *      Changed the compression method from stem compression to "table 
lookup"
  *      compression
+ * (10/Jul/2006) Robin Getz <rgetz@xxxxxxxxxxxxxxxxxxxx>
+ *      Add _stext_l1, _etext_l1 for the L1 memory section in Blackfin.
  *
  *      Table compression uses all the unused char codes on the symbols and
  *  maps these to the most used substrings (tokens). For instance, it might
@@ -44,6 +46,7 @@ struct sym_entry {
 static struct sym_entry *table;
 static unsigned int table_size, table_cnt;
 static unsigned long long _stext, _etext, _sinittext, _einittext, 
_sextratext, _eextratext;
+static unsigned long long _stext_l1, _etext_l1;
 static int all_symbols = 0;
 static char symbol_prefix_char = '\0';

@@ -103,6 +106,10 @@ static int read_symbol(FILE *in, struct
                _sextratext = s->addr;
        else if (strcmp(sym, "_eextratext") == 0)
                _eextratext = s->addr;
+       else if (strcmp(sym, "_stext_l1" ) == 0)
+               _stext_l1 = s->addr;
+       else if (strcmp(sym, "_etext_l1" ) == 0)
+               _etext_l1 = s->addr;
        else if (toupper(stype) == 'A')
        {
                /* Keep these useful absolute symbols */
@@ -161,7 +168,8 @@ static int symbol_valid(struct sym_entry
        if (!all_symbols) {
                if ((s->addr < _stext || s->addr > _etext)
                    && (s->addr < _sinittext || s->addr > _einittext)
-                   && (s->addr < _sextratext || s->addr > _eextratext))
+                   && (s->addr < _sextratext || s->addr > _eextratext)
+                   && (s->addr < _stext_l1 || s->addr > _etext_l1))
                        return 0;
                /* Corner case.  Discard any symbols with the same value as
                 * _etext _einittext or _eextratext; they can move between 
pass


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