From 95bef3b956c8cb07582d98d2efcdef8477bcf81a Mon Sep 17 00:00:00 2001
From: Regia König
Date: Wed, 31 Aug 2022 13:25:47 +0200
Subject: Creating gdb script

---
 Makefile_for_memtest_gdb    |   8 +++++---
 create_debug.sh             |  22 +++++++++++-----------
 test_code/OVMF_VARS.fd      | Bin 540672 -> 540672 bytes
 test_code/memtest_gdbscript |   8 ++++++++
 4 files changed, 24 insertions(+), 14 deletions(-)
 create mode 100644 test_code/memtest_gdbscript

diff --git a/Makefile_for_memtest_gdb b/Makefile_for_memtest_gdb
index 3413741..aa1e692 100644
--- a/Makefile_for_memtest_gdb
+++ b/Makefile_for_memtest_gdb
@@ -14,7 +14,9 @@ else
 endif
 
 CFLAGS = -std=c11 -Wall -Wextra -Wshadow -m64 -march=x86-64 -mno-mmx -mno-sse -mno-sse2 \
-         -fpic -fno-builtin -ffreestanding -fomit-frame-pointer -fno-stack-protector
+         -fno-builtin -ffreestanding -fomit-frame-pointer -fno-stack-protector
+
+#-fpic 
 
 ## NEW PART
 CFLAGS += -ggdb3 -O0 -DEFI_DEBUG=1
@@ -83,7 +85,7 @@ all: memtest.efi
 -include $(subst .o,.d,$(APP_OBJS))
 
 boot/%.o: boot/%.s
-	$(AS) $< -o $@
+	$(AS)  $< -o $@
 
 boot/startup.s: ../boot/startup64.S ../boot/boot.h
 	@mkdir -p boot
@@ -91,7 +93,7 @@ boot/startup.s: ../boot/startup64.S ../boot/boot.h
 
 boot/%.s: ../boot/%.S ../boot/boot.h
 	@mkdir -p boot
-	$(CC) -E -traditional -fPIC -I../boot -o $@ $<
+	$(CC) -E -traditional -I../boot -o $@ $<
 
 boot/efisetup.o: ../boot/efisetup.c
 	@mkdir -p boot
diff --git a/create_debug.sh b/create_debug.sh
index 45f4c1f..a807d2c 100755
--- a/create_debug.sh
+++ b/create_debug.sh
@@ -8,15 +8,15 @@ BSS_SIZE=$(size -B -d memtest_shared | grep memtest_shared | tr -s ' ' | cut -d'
 echo $BSS_SIZE
 echo "bss_size: $BSS_SIZE"
 
-ld --defsym=_bss_size=$(size -B -d memtest_shared | grep memtest_shared | tr -s ' ' | cut -d ' ' -f3) \
-	-shared \
-	--print-memory-usage \
-	--print-output-format \
-	-Bsymbolic \
-	-M \
-	-nostdlib \
-	-T linker_modified.lds \
-	-o memtest_modified.efi \
-	boot/setup.o boot/startup.o boot/efisetup.o app/*.o lib/*.o system/*.o  tests/*.o
+#ld --defsym=_bss_size=$(size -B -d memtest_shared | grep memtest_shared | tr -s ' ' | cut -d ' ' -f3) \
+#	-shared \
+#	--print-memory-usage \
+#	--print-output-format \
+#	-Bsymbolic \
+#	-M \
+#	-nostdlib \
+#	-T linker_modified.lds \
+#	-o memtest_modified.efi \
+#	boot/setup.o boot/startup.o boot/efisetup.o app/*.o lib/*.o system/*.o  tests/*.o
 
-# ld -N --defsym=_bss_size=$BSS_SIZE -T linker_modified.lds boot/header.o boot/setup.o -b elf64-x86-64 memtest_shared -o memtest_modified.efi
+ld -N --defsym=_bss_size=$BSS_SIZE -T linker_modified.lds boot/header.o boot/setup.o -b elf64-x86-64 memtest_shared -o memtest_modified.efi
diff --git a/test_code/OVMF_VARS.fd b/test_code/OVMF_VARS.fd
index 53d80c2..6252fc6 100644
Binary files a/test_code/OVMF_VARS.fd and b/test_code/OVMF_VARS.fd differ
diff --git a/test_code/memtest_gdbscript b/test_code/memtest_gdbscript
new file mode 100644
index 0000000..3295919
--- /dev/null
+++ b/test_code/memtest_gdbscript
@@ -0,0 +1,8 @@
+add-symbol-file ../../memtest86plus_debug/build64/memtest.debug 0x20000
+b main
+
+# while loop
+b *0x21414a
+
+# supposed main
+b *0x21412a
-- 
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