From 201f2e6096d2a25c305901407084606b53fb3519 Mon Sep 17 00:00:00 2001
From: dongheng <Dong Heng>
Date: Wed, 26 Feb 2020 10:58:52 +0800
Subject: [PATCH] feat(mbedtls): speed up bignum calculation

---
 components/mbedtls/port/include/mbedtls/esp_config.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/components/mbedtls/port/include/mbedtls/esp_config.h b/components/mbedtls/port/include/mbedtls/esp_config.h
index c8f682e2..3502aae6 100644
--- a/components/mbedtls/port/include/mbedtls/esp_config.h
+++ b/components/mbedtls/port/include/mbedtls/esp_config.h
@@ -124,6 +124,9 @@
 #undef MBEDTLS_MPI_EXP_MOD_ALT
 #undef MBEDTLS_MPI_MUL_MPI_ALT
 
+/* This option will speed up calculation of "32-bit * 32-bit" */
+#define MBEDTLS_NO_UDBL_DIVISION
+
 /**
  * \def MBEDTLS_ENTROPY_HARDWARE_ALT
  *