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| author | Robin Getz <robin.getz@analog.com> | 2006-07-10 06:25:40 +0000 |
|---|---|---|
| committer | Sam Ravnborg <sam@ravnborg.org> | 2009-06-14 22:43:45 +0200 |
| commit | 028f042613c3c99db20dd7f4e4069fbbcea92dd7 (patch) | |
| tree | e23ca3d718e947a533c6e54cce9ac9b9f5f27691 | |
| parent | 2185a5ecd98d2cebc6a29b07b1ea4f7334c2ccc3 (diff) | |
| download | linux-3.10-028f042613c3c99db20dd7f4e4069fbbcea92dd7.tar.gz linux-3.10-028f042613c3c99db20dd7f4e4069fbbcea92dd7.tar.bz2 linux-3.10-028f042613c3c99db20dd7f4e4069fbbcea92dd7.zip | |
kallsyms: support kernel symbols in Blackfin on-chip memory
The Blackfin arch has a discontiguous .text layout due to having on-chip
instruction memory and no virtual memory support. As such, we need to
add explicit checks for these additional .text regions.
Signed-off-by: Robin Getz <robin.getz@analog.com>
Signed-off-by: Bryan Wu <cooloney@kernel.org>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
| -rw-r--r-- | scripts/kallsyms.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/scripts/kallsyms.c b/scripts/kallsyms.c index 6654cbed965..fb82a5b4980 100644 --- a/scripts/kallsyms.c +++ b/scripts/kallsyms.c @@ -35,6 +35,7 @@ struct sym_entry { static struct sym_entry *table; static unsigned int table_size, table_cnt; static unsigned long long _text, _stext, _etext, _sinittext, _einittext; +static unsigned long long _stext_l1, _etext_l1, _stext_l2, _etext_l2; static int all_symbols = 0; static char symbol_prefix_char = '\0'; @@ -92,6 +93,14 @@ static int read_symbol(FILE *in, struct sym_entry *s) _sinittext = s->addr; else if (strcmp(sym, "_einittext") == 0) _einittext = 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 (strcmp(sym, "_stext_l2") == 0) + _stext_l2 = s->addr; + else if (strcmp(sym, "_etext_l2") == 0) + _etext_l2 = s->addr; else if (toupper(stype) == 'A') { /* Keep these useful absolute symbols */ @@ -157,7 +166,9 @@ static int symbol_valid(struct sym_entry *s) * and inittext sections are discarded */ if (!all_symbols) { if ((s->addr < _stext || s->addr > _etext) - && (s->addr < _sinittext || s->addr > _einittext)) + && (s->addr < _sinittext || s->addr > _einittext) + && (s->addr < _stext_l1 || s->addr > _etext_l1) + && (s->addr < _stext_l2 || s->addr > _etext_l2)) return 0; /* Corner case. Discard any symbols with the same value as * _etext _einittext; they can move between pass 1 and 2 when |