3 files changed, 38 insertions(+), 1 deletions(-)

M .gitignore
M Makefile
A tools/gy-801-dump/main.ha

@@ 1,2 1,3 @@
 /evdev-dump-events
 /uinput-pointer
+/gy-801-dump

@@ 1,3 1,5 @@
 evdev-dump-events uinput-pointer:
 	hare build -levdev -o $@ tools/$@/
-.PHONY: evdev-dump-events uinput-pointer
+gy-801-dump:
+	hare build -li2c -o $@ tools/$@/
+.PHONY: evdev-dump-events uinput-pointer gy-801-dump

@@ 0,0 1,34 @@
+use fmt;
+use fs;
+use os;
+use rt;
+use sensors::ADXL345;
+use strconv;
+
+export fn main() void = {
+	if (len(os::args) != 2) {
+		fmt::fatalf("Usage: {} bus", os::args[0]);
+	};
+	const bus = match (strconv::stoi(os::args[1])) {
+	case let bus: int =>
+		yield bus;
+	case =>
+		fmt::fatal("bus should be a integer");
+	};
+
+	const ADXL345 = match (ADXL345::new(bus)) {
+	case let ADXL345: ADXL345::ADXL345 =>
+		yield ADXL345;
+	case let err: fs::error =>
+		fmt::fatalf("Cannot open i2c device: {}", fs::strerror(err));
+	case let err: rt::errno =>
+		fmt::fatalf("Cannot ioctl i2c device: {}", rt::strerror(err));
+	};
+	defer ADXL345::destroy(ADXL345);
+
+	ADXL345::init(ADXL345)!;
+
+	const acc_readings = ADXL345::read(ADXL345)!;
+
+	fmt::printfln("Accelerometer: {} {} {} g", acc_readings.0, acc_readings.1, acc_readings.2)!;
+};