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image: Add support for relocating crypto_algos in linker lists

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Function pointers from crypto_algos array are relocated, when
NEEDS_MANUAL_RELOC is set. This relocation doesn't happen if the algo
is placed in a linker list. Implement this relocation.

Signed-off-by: Alexandru Gagniuc <mr.nuke.me@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Acked-by: Michal Simek <michal.simek@xilinx.com>
This commit is contained in:
Alexandru Gagniuc 2021-07-14 17:05:46 -05:00 committed by Tom Rini
parent 8387dba471
commit b9826bf0c1
1 changed files with 13 additions and 0 deletions
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13
common/image-sig.c
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@ -97,6 +97,19 @@ struct crypto_algo *image_get_crypto_algo(const char *full_name)
struct crypto_algo *crypto, *end; struct crypto_algo *crypto, *end;
const char *name; const char *name;
#if defined(CONFIG_NEEDS_MANUAL_RELOC)
static bool done;
if (!done) {
crypto = ll_entry_start(struct crypto_algo, cryptos);
end = ll_entry_end(struct crypto_algo, cryptos);
for (; crypto < end; crypto++) {
crypto->name += gd->reloc_off;
crypto->verify += gd->reloc_off;
}
}
#endif
/* Move name to after the comma */ /* Move name to after the comma */
name = strchr(full_name, ','); name = strchr(full_name, ',');
if (!name) if (!name)