From aac05a877664aa89cb9763483d92e501fb4c0853 Mon Sep 17 00:00:00 2001
From: Berkus Decker <berkus+github@metta.systems>
Date: Thu, 29 Oct 2020 20:43:08 +0200
Subject: [PATCH] Increase stack print buffer size to print test panics

Tests may write pretty long messages in panic output.
---
 nucleus/src/macros.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/nucleus/src/macros.rs b/nucleus/src/macros.rs
index eda6154..ab02c8f 100644
--- a/nucleus/src/macros.rs
+++ b/nucleus/src/macros.rs
@@ -36,6 +36,6 @@ pub fn _print(args: core::fmt::Arguments) {
 pub fn _print(args: core::fmt::Arguments) {
     use crate::{qemu, write_to};
 
-    let mut buf = [0u8; 512];
+    let mut buf = [0u8; 2048]; // Increase this buffer size to allow dumping larger panic texts.
     qemu::semihosting::sys_write0_call(write_to::c_show(&mut buf, args).unwrap());
 }