From 661a1d1d03ef6be78e23efb1d9235bc31ce5ace9 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Fabrizio=20Alonso=20Hern=C3=A1ndez=20Hern=C3=A1ndez?=
 <faboster@gmail.com>
Date: Thu, 20 Feb 2025 18:00:00 -0600
Subject: [PATCH] Add makefile TARGET_RK3588 option and actions (#671)

* Add makefile TARGET_RK3588 option and actions

* Add support for TARGET_RK3588 in Makefile
---
 Makefile | 36 ++++++++++++++++++++++++++++++++++++
 1 file changed, 36 insertions(+)

diff --git a/Makefile b/Makefile
index c40330eb2..3cdfc8305 100644
--- a/Makefile
+++ b/Makefile
@@ -27,6 +27,9 @@ TARGET_N64 = 0
 # Build and optimize for Raspberry Pi(s)
 TARGET_RPI ?= 0
 
+# Build and optimize for RK3588 processor
+TARGET_RK3588 ?= 0
+
 # Makeflag to enable OSX fixes
 OSX_BUILD ?= 0
 
@@ -314,6 +317,17 @@ ifeq ($(TARGET_RPI),1)
 	endif
 endif
 
+ifeq ($(TARGET_RK3588),1)
+  $(info Compiling for RK3588)
+  DISCORD_SDK := 0
+  COOPNET := 0
+  machine = $(shell sh -c 'uname -m 2>/dev/null || echo unknown')
+
+  # RK3588 in ARM64 (aarch64) mode
+  $(info ARM64 mode)
+  OPT_FLAGS := -march=armv8.2-a+crc+simd -mtune=cortex-a76 -O3
+endif
+
 # Set BITS (32/64) to compile for
 OPT_FLAGS += $(BITS)
 
@@ -358,6 +372,10 @@ ifeq ($(TARGET_RPI),1) # Define RPi to change SDL2 title & GLES2 hints
      DEFINES += USE_GLES=1
 endif
 
+ifeq ($(TARGET_RK3588),1) # Define RK3588 to change SDL2 title & GLES2 hints
+  DEFINES += USE_GLES=1
+endif
+
 ifeq ($(OSX_BUILD),1) # Modify GFX & SDL2 for OSX GL
      DEFINES += OSX_BUILD=1
 endif
@@ -498,6 +516,10 @@ else # Linux builds/binary namer
 	endif
 endif
 
+ifeq ($(TARGET_RK3588),1)
+  EXE := $(BUILD_DIR)/sm64coopdx.arm
+endif
+
 ELF            := $(BUILD_DIR)/$(TARGET).elf
 LIBULTRA       := $(BUILD_DIR)/libultra.a
 LD_SCRIPT      := sm64.ld
@@ -775,6 +797,8 @@ else ifeq ($(findstring SDL,$(WINDOW_API)),SDL)
     BACKEND_LDFLAGS += -lglew32 -lglu32 -lopengl32
   else ifeq ($(TARGET_RPI),1)
     BACKEND_LDFLAGS += -lGLESv2
+  else ifeq ($(TARGET_RK3588),1)
+    BACKEND_LDFLAGS += -lGLESv2
   else ifeq ($(OSX_BUILD),1)
     BACKEND_LDFLAGS += -framework OpenGL `pkg-config --libs glew` -mmacosx-version-min=$(MIN_MACOS_VERSION)
     EXTRA_CPP_FLAGS += -stdlib=libc++ -std=c++17 -mmacosx-version-min=$(MIN_MACOS_VERSION)
@@ -882,6 +906,8 @@ ifeq ($(WINDOWS_BUILD),1)
   LDFLAGS += -T windows.ld
 else ifeq ($(TARGET_RPI),1)
   LDFLAGS := $(OPT_FLAGS) -lm $(BACKEND_LDFLAGS) -no-pie
+else ifeq ($(TARGET_RK3588),1)
+  LDFLAGS := $(OPT_FLAGS) -lm $(BACKEND_LDFLAGS) -no-pie
 else ifeq ($(OSX_BUILD),1)
   LDFLAGS := -lm $(BACKEND_LDFLAGS) -lpthread
 else
@@ -951,6 +977,8 @@ else ifeq ($(TARGET_RPI),1)
   else
     LDFLAGS += -Llib/lua/linux -l:liblua53-arm.a
   endif
+else ifeq ($(TARGET_RK3588),1)
+  LDFLAGS += -Llib/lua/linux -l:liblua53-arm64.a
 else
   LDFLAGS += -Llib/lua/linux -l:liblua53.a -ldl
 endif
@@ -980,6 +1008,8 @@ ifeq ($(COOPNET),1)
     else
       LDFLAGS += -Llib/coopnet/linux -l:libcoopnet-arm.a -l:libjuice-arm.a
     endif
+  else ifeq ($(TARGET_RK3588),1)
+    LDFLAGS += -Llib/coopnet/linux -l:libcoopnet-arm64.a -l:libjuice.a
   else
     LDFLAGS += -Llib/coopnet/linux -l:libcoopnet.a -l:libjuice.a
   endif
@@ -1063,6 +1093,12 @@ ifeq ($(TARGET_RPI),1)
   CFLAGS += -DTARGET_RPI
 endif
 
+# Check for rk3588 option
+ifeq ($(TARGET_RK3588),1)
+  CC_CHECK_CFLAGS += -DTARGET_RK3588
+  CFLAGS += -DTARGET_RK3588
+endif
+
 # Check for texture fix option
 ifeq ($(TEXTURE_FIX),1)
   CC_CHECK_CFLAGS += -DTEXTURE_FIX