From 424b96532f4f2900d86c4364a11c145178569281 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Bj=C3=B6rn=20Quentin?= <bjoernQ@users.noreply.github.com>
Date: Mon, 14 Aug 2023 17:05:29 +0200
Subject: [PATCH] Fix RISCV stack-start (#721)

---
 esp-riscv-rt/src/lib.rs | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/esp-riscv-rt/src/lib.rs b/esp-riscv-rt/src/lib.rs
index 3e497d425..efbd6c353 100644
--- a/esp-riscv-rt/src/lib.rs
+++ b/esp-riscv-rt/src/lib.rs
@@ -405,6 +405,8 @@ _abs_start:
 
     // Allocate stack
     la sp, _stack_start
+    lui t0, 16
+    sub sp, sp, t0
 
     // Set frame pointer
     add s0, sp, zero