diff --git a/.gitignore b/.gitignore
index 3f5b924db..7f8744048 100644
--- a/.gitignore
+++ b/.gitignore
@@ -43,3 +43,6 @@ build/
 *.pyc
 __pycache__/
 *.syms
+.cache
+build-cmake-*
+compile_commands.json
diff --git a/CMakeLists.txt b/CMakeLists.txt
new file mode 100644
index 000000000..fd74b8c3d
--- /dev/null
+++ b/CMakeLists.txt
@@ -0,0 +1,21 @@
+cmake_minimum_required (VERSION 3.15)
+set(CMAKE_TRY_COMPILE_TARGET_TYPE "STATIC_LIBRARY")
+set(CMAKE_SHARED_LIBRARY_LINK_C_FLAGS "")
+set(CMAKE_SHARED_LIBRARY_LINK_CXX_FLAGS "")
+# Override the default system to cross-compile for ARM processors
+set(CMAKE_SYSTEM_NAME Linux)
+set(CMAKE_SYSTEM_PROCESSOR ARM)
+project(pmd-red)
+
+enable_language(ASM)
+
+if(APPLE)
+    include_directories(/usr/local/include)
+endif(APPLE)
+
+file(GLOB_RECURSE c_srcs src/*.c)
+file(GLOB_RECURSE asm_srcs asm/*.s)
+add_executable(pmd-red ${c_srcs} ${asm_srcs})
+target_include_directories(pmd-red PUBLIC tools/agbcc/include)
+target_include_directories(pmd-red PRIVATE include)
+target_compile_definitions(pmd-red PRIVATE __APPLE__)
diff --git a/include/globaldata.h b/include/globaldata.h
index ae2f0ff8a..60e42ed83 100644
--- a/include/globaldata.h
+++ b/include/globaldata.h
@@ -5,5 +5,10 @@
 
 // Later, we can move this into "global.h" before the #ifdef guard. But we can only do this if "global.h" isn't included outside of .c files...
 #include "gba/defines.h"
+#include "gba/types.h"
+
+#if (defined(__APPLE__) || defined(__CYGWIN__)) && !defined(_)
+#define _(x) x
+#endif
 
 ALIGNED(4) static const u8 sFill[] = _("pksdir0");
diff --git a/ld_script.ld b/ld_script.ld
index daa6b5ad4..3f3be2834 100755
--- a/ld_script.ld
+++ b/ld_script.ld
@@ -359,9 +359,9 @@ SECTIONS {
         src/m4a_1.o(.text);
         src/m4a.o(.text);
         *libagbsyscall.a:CpuSet.o(.text);
-        *libagbsyscall.a:SoundBiasReset.o(.text);
+        *libagbsyscall.a:SoundBiasReset.*(.text);
         *libagbsyscall.a:SoundBiasSet.o(.text);
-        *libagbsyscall.a:VBlankIntrWait.o(.text);
+        *libagbsyscall.a:VBlankIntrWait.*(.text);
         src/agb_flash.o(.text);
         src/agb_flash_1m.o(.text);
         src/agb_flash_mx.o(.text);
@@ -925,7 +925,7 @@ SECTIONS {
         data/monster_sbin.o(.rodata);
         src/monster_sbin_palet.o(.rodata);
     } > ROM =0
-    
+
     unk_96BD7AC_section :
     ALIGN(4)
     {
diff --git a/libagbsyscall/Makefile b/libagbsyscall/Makefile
index 911cdb237..92739f137 100644
--- a/libagbsyscall/Makefile
+++ b/libagbsyscall/Makefile
@@ -24,6 +24,7 @@ export AS := $(PREFIX)as
 endif
 export CPP := $(PREFIX)cpp
 export LD := $(PREFIX)ld
+export RANLIB := $(PREFIX)ranlib
 
 ifeq ($(OS),Windows_NT)
 EXE := .exe
@@ -93,6 +94,7 @@ clean:
 
 $(LIB): $(ASM_OBJS)
 	$(AR) $(ARFLAGS) $@ $^
+	$(RANLIB) $@
 
 $(ASM_OBJS): libagbsyscall.s
 	$(AS) $(ASFLAGS) --defsym L_$(*F)=1 -o $@ $<