From: T Karthik Reddy <t.karthik.re...@xilinx.com>
This patch adds manual relocation for Modular Exponentiation if
CONFIG_NEEDS_MANUAL_RELOC is enabled.
Signed-off-by: T Karthik Reddy <t.karthik.re...@xilinx.com>
Signed-off-by: Siva Durga Prasad Paladugu <siva.durga.palad...@xilinx.com>
Signed-off-by: Michal Simek <michal.si...@xilinx.com>
---
drivers/crypto/rsa_mod_exp/mod_exp_uclass.c | 15 ++++++++++++++-
1 file changed, 14 insertions(+), 1 deletion(-)
diff --git a/drivers/crypto/rsa_mod_exp/mod_exp_uclass.c
b/drivers/crypto/rsa_mod_exp/mod_exp_uclass.c
index 93deaa7f51e6..e91fe644580b 100644
--- a/drivers/crypto/rsa_mod_exp/mod_exp_uclass.c
+++ b/drivers/crypto/rsa_mod_exp/mod_exp_uclass.c
@@ -13,10 +13,23 @@
#include <asm/io.h>
#include <linux/list.h>
+#if !defined(USE_HOSTCC) && defined(CONFIG_NEEDS_MANUAL_RELOC)
+DECLARE_GLOBAL_DATA_PTR;
+#endif
+
int rsa_mod_exp(struct udevice *dev, const uint8_t *sig, uint32_t sig_len,
struct key_prop *node, uint8_t *out)
{
- const struct mod_exp_ops *ops = device_get_ops(dev);
+ struct mod_exp_ops *ops = (struct mod_exp_ops *)device_get_ops(dev);
+
+#if !defined(USE_HOSTCC) && defined(CONFIG_NEEDS_MANUAL_RELOC)
+ static bool done;
+
+ if (!done) {
+ done = true;
+ ops->mod_exp += gd->reloc_off;
+ }
+#endif
if (!ops->mod_exp)
return -ENOSYS;
--
2.17.1
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