uvm32 initial version

apps/sketch/Makefile

@@ -0,0 +1,27 @@
+PROJECT:=sketch
+
+DOCKER_IMAGE=riscv-dev
+DOCKER_CMD:=docker run --rm -v ${PWD}../../../:/data -w /data/apps/${PROJECT} ${DOCKER_IMAGE}
+PREFIX:=${DOCKER_CMD} riscv64-unknown-elf-
+CFLAGS+=-I../../common
+CFLAGS+=-fno-stack-protector
+CFLAGS+=-static-libgcc -fdata-sections -ffunction-sections
+CFLAGS+=-g -Os -march=rv32ima_zicsr -mabi=ilp32 -static
+LDFLAGS:= -T ../linker.ld -nostdlib -Wl,--gc-sections
+LIBS:= #-lgcc # needed for softfp
+
+SRCS=${PROJECT}.c ../crt0.s
+
+all:
+	${PREFIX}gcc -o ${PROJECT}.elf ${CFLAGS} ${LDFLAGS} ${SRCS} ${LIBS}
+	$(PREFIX)objcopy ${PROJECT}.elf -O binary ${PROJECT}.bin
+
+disasm: all
+	$(PREFIX)objdump -S -d -f ${PROJECT}.elf
+
+test: all
+	../../emulator/emulator ${PWD}/${PROJECT}.bin
+
+clean:
+	rm -f ${PROJECT}.o ${PROJECT}.elf ${PROJECT}.bin
+

apps/sketch/sketch.c

@@ -0,0 +1,18 @@
+#include "uvm32_target.h"
+
+uint32_t count;
+
+bool loop(void) {
+    printd(count);
+    if (count++ >= 10) {
+        return false;
+    } else {
+        return true;
+    }
+}
+
+void setup(void) {
+    count = 0;
+}
+
+