From bea722ff0d5445d716b26df8eabfda24b6000776 Mon Sep 17 00:00:00 2001
From: Christian Cunningham <cc@localhost>
Date: Thu, 2 Dec 2021 23:24:29 -0700
Subject: Updated Unix Make

---
 Unix.mk | 30 +++++++++++++++++++++++-------
 1 file changed, 23 insertions(+), 7 deletions(-)

(limited to 'Unix.mk')

diff --git a/Unix.mk b/Unix.mk
index 0252b36..761d406 100644
--- a/Unix.mk
+++ b/Unix.mk
@@ -1,9 +1,9 @@
 C_SOURCES = $(wildcard src/*.c)
 C_HEADERS = $(wildcard src/*.h)
-C_OBJECTS = ${C_SOURCES:.c=.o}
+C_OBJECTS = ${C_SOURCES:.c=.co}
 C_OBJECTD = ${subst src,obj,${C_OBJECTS}}
 A_SOURCES = $(wildcard src/*.S)
-A_OBJECTS = ${A_SOURCES:.S=.o}
+A_OBJECTS = ${A_SOURCES:.S=.ao}
 A_OBJECTD = ${subst src,obj,${A_OBJECTS}}
 
 CROSS = arm-none-eabi
@@ -13,31 +13,47 @@ OBJCOPY = ${CROSS}-objcopy
 OBJDUMP = ${CROSS}-objdump
 QEMU = qemu-system-arm
 GDB = gdb-multiarch
-CFLAGS = -mcpu=cortex-a7 -fpic -ffreestanding -std=gnu99 -O2 -Wall -Wextra -nostdlib -g
-AFLAGS = -mcpu=cortex-a7
+CFLAGS = -mcpu=cortex-a7 -fpic -ffreestanding -std=gnu99 -O3 -Wall -Wextra -nostdlib -g
+AFLAGS = -mcpu=cortex-a7 -g
 QFLAGS = -M raspi2 -cpu arm1176 -m 1G -serial mon:stdio -nographic
 
+BSP ?= 2
+
+ifeq ($(BSP),2)
+	BSP23 = 1
+	CFLAGS += -DBSP23
+endif
+
 .PHONY: clean run run-debug debug export
 
 default: clean build/kernel7.img
 
 build/kernel7.img: build/kernel.elf
+	@mkdir -p $(@D)
 	${OBJCOPY} $< -O binary $@
 
 build/kernel.list: build/kernel-g.elf
+	@mkdir -p $(@D)
 	${OBJDUMP} -D $< > $@
 
 build/kernel-g.elf: ${A_OBJECTD} ${C_OBJECTD}
+	@mkdir -p $(@D)
 	${CC} -T linker.ld -o $@ ${CFLAGS} $^ -lgcc
 
 build/kernel.elf: ${A_OBJECTD} ${C_OBJECTD}
+	@mkdir -p $(@D)
 	${CC} -T linker.ld -o $@ -ffreestanding -O2 -nostdlib $^ -lgcc
 
 export: build/kernel.list
 	cp build/kernel-g.elf /mnt/c/Local/
 
-obj/%.o: src/%.S
-	${AS} ${AFLAGS} -g -c $< -o $@
+obj/%.co: src/%.c
+	@mkdir -p $(@D)
+	${CC} ${CFLAGS} -c $< -o $@
+
+obj/%.ao: src/%.S
+	@mkdir -p $(@D)
+	${AS} ${AFLAGS} -c $< -o $@
 
 run: build/kernel.elf
 	${QEMU} -kernel $< ${QFLAGS}
@@ -49,4 +65,4 @@ debug: build/kernel-g.elf build/kernel.list
 	${GDB} $< -command=gdbinit
 
 clean:
-	rm -f obj/*.o build/*.elf build/*.list build/*.img
+	rm -f obj/*.o build/*.elf build/*.list build/*.img obj/*.ao obj/*.co
-- 
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