memtest86+: fix build error (patch from Félicien Pillot)

resources/memtest86plus/patch/0001-config.h-beep_mode-and-baud_rate.patch

---- config.h	2020-12-14 01:27:24.300252326 +0000
-+++ config.h.new	2020-12-14 01:27:30.004252080 +0000
-@@ -17,7 +17,7 @@
- #define CONSERVATIVE_SMP 1
- 
- /* BEEP_MODE - Beep on error. Default off, Change to 1 to enable */
--#define BEEP_MODE 0
-+#define BEEP_MODE 1
- 
- /* BEEP_END_NO_ERROR - Beep at end of each pass without error. Default off, Change to 1 to enable */
- #define BEEP_END_NO_ERROR 0
-@@ -35,7 +35,7 @@
- #define SERIAL_TTY 0
- 
- /* SERIAL_BAUD_RATE - Baud rate for the serial console */
--#define SERIAL_BAUD_RATE 9600
-+#define SERIAL_BAUD_RATE 115200
- 
- /* SCRN_DEBUG - extra check for SCREEN_BUFFER
-  */ 

resources/memtest86plus/patch/0001-fix-memtest86-linker-error-during-build.patch

+From bed727867b7f5bc246067a4195a96abbc82aef35 Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?F=C3=A9licien=20Pillot?= <felicien@gnu.org>
+Date: Tue, 8 Feb 2022 07:37:50 +0000
+Subject: [PATCH 1/1] fix memtest86+ linker error during build
+
+---
+ Makefile | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/Makefile b/Makefile
+index 7732491..23ea640 100644
+--- a/Makefile
++++ b/Makefile
+@@ -75,7 +75,7 @@ reloc.o: reloc.c
+ 	$(CC) -c $(CFLAGS) -fno-strict-aliasing reloc.c
+ 
+ test.o: test.c
+-	$(CC) -c -Wall -march=i486 -m32 -O0 -fomit-frame-pointer -fno-builtin -ffreestanding -fno-strict-overflow test.c
++	$(CC) -c -Wall -march=i486 -m32 -O0 -fomit-frame-pointer -fno-builtin -ffreestanding -fno-strict-overflow -fno-stack-protector test.c
+ 
+ random.o: random.c
+ 	$(CC) -c -Wall -march=i486 -m32 -O3 -fomit-frame-pointer -fno-builtin -ffreestanding random.c
+-- 
+2.25.1
+

resources/scripts/download/memtest86plus

@@ -37,6 +37,14 @@ git clone https://review.coreboot.org/memtest86plus.git
 (
 cd "memtest86plus/"
 git reset --hard a78401b9704cfdd49c89bfb31d2df08f60521d0b
+
+for patchfile in ../resources/memtest86plus/patch/*; do
+	if [ ! -f "${patchfile}" ]; then
+		continue
+	fi
+	git am "${patchfile}"
+done
+
 rm -Rf .git*
 )