chore(epicardium): Move drivers into separate subdir

epicardium/ble/ess.c

@@ -11,6 +11,7 @@
 #include "os/log.h"
 #include "os/work_queue.h"
 #include "modules/modules.h"
+#include "drivers/drivers.h"
 
 #include "ble/ble_api.h"
 

epicardium/ble/uart.c

@@ -2,6 +2,7 @@
 #include "cccd.h"
 
 #include "modules/modules.h"
+#include "drivers/drivers.h"
 
 #include "wsf_types.h"
 #include "util/bstream.h"

epicardium/modules/bhi.c → epicardium/drivers/bhi.c

@@ -14,6 +14,7 @@
 #include "epicardium.h"
 #include "os/log.h"
 #include "modules/modules.h"
+#include "drivers/drivers.h"
 #include "modules/stream.h"
 
 /* BHI160 Firmware Blob.  Contents are defined in libcard10. */

epicardium/modules/bme680.c → epicardium/drivers/bme680.c

 #include "epicardium.h"
 #include "modules/modules.h"
 #include "os/log.h"
+#include "drivers/drivers.h"
 
 #include "card10.h"
 

epicardium/modules/bsec.c → epicardium/drivers/bsec.c

@@ -7,7 +7,7 @@
 #include "ble/ess.h"
 
 #include "epicardium.h"
-#include "modules.h"
+#include "modules/modules.h"
 #include "os/config.h"
 #include "os/log.h"
 

epicardium/drivers/drivers.h

+#ifndef DRIVERS_H
+#define DRIVERS_H
+
+#include "FreeRTOS.h"
+#include "gpio.h"
+#include "os/mutex.h"
+#include "epicardium.h"
+
+#include <stdint.h>
+#include <stdbool.h>
+
+/* ---------- Serial ------------------------------------------------------- */
+#define SERIAL_READ_BUFFER_SIZE 128
+#define SERIAL_WRITE_STREAM_BUFFER_SIZE 512
+void serial_init();
+void vSerialTask(void *pvParameters);
+void serial_enqueue_char(char chr);
+void serial_flush(void);
+extern TaskHandle_t serial_task_id;
+/* Turn off the print queue and do prints synchroneous from now on. */
+void serial_return_to_synchronous();
+
+// For the eSetBit xTaskNotify task semaphore trigger
+enum serial_notify{
+	SERIAL_WRITE_NOTIFY = 0x01,
+	SERIAL_READ_NOTIFY  = 0x02,
+};
+
+/* ---------- PMIC --------------------------------------------------------- */
+void vPmicTask(void *pvParameters);
+
+/* ---------- Watchdog ----------------------------------------------------- */
+void watchdog_init();
+void watchdog_clearer_init();
+
+/* Critical battery voltage */
+#define BATTERY_CRITICAL   3.40f
+
+enum pmic_amux_signal {
+	PMIC_AMUX_DISABLED    = 0x0,
+	PMIC_AMUX_CHGIN_U     = 0x1,
+	PMIC_AMUX_CHGIN_I     = 0x2,
+	PMIC_AMUX_BATT_U      = 0x3,
+	PMIC_AMUX_BATT_CHG_I  = 0x4,
+	PMIC_AMUX_BATT_DIS_I  = 0x5,
+	PMIC_AMUX_BATT_NULL_I = 0x6,
+	PMIC_AMUX_THM_U       = 0x7,
+	PMIC_AMUX_TBIAS_U     = 0x8,
+	PMIC_AMUX_AGND_U      = 0x9,
+	PMIC_AMUX_SYS_U       = 0xA,
+	_PMIC_AMUX_MAX,
+};
+
+/*
+ * Read a value from the PMIC's AMUX.  The result is already converted into its
+ * proper unit.  See the MAX77650 datasheet for details.
+ */
+int pmic_read_amux(enum pmic_amux_signal sig, float *result);
+
+
+/* ---------- Display ------------------------------------------------------ */
+/* Forces an unlock of the display. Only to be used in Epicardium */
+void disp_forcelock();
+
+/* ---------- BHI160 ------------------------------------------------------- */
+#define BHI160_FIFO_SIZE             128
+#define BHI160_MUTEX_WAIT_MS          50
+void vBhi160Task(void *pvParameters);
+
+/* ---------- BME680 ------------------------------------------------------- */
+void bme680_periodic(int period);
+
+/* ---------- MAX86150 ----------------------------------------------------- */
+#define MAX86150_MUTEX_WAIT_MS		50
+void vMAX86150Task(void *pvParameters);
+void max86150_mutex_init(void);
+
+
+/* ---------- MAX30001 ----------------------------------------------------- */
+void vMAX30001Task(void *pvParameters);
+void max30001_mutex_init(void);
+
+/* ---------- GPIO --------------------------------------------------------- */
+extern gpio_cfg_t gpio_configs[];
+
+/* ---------- BSEC / BME680 ------------------------------------------------ */
+int bsec_activate(void);
+void vBSECTask(void *pvParameters);
+bool bsec_active(void);
+struct bme680_sensor_data;
+int bsec_read_bme680(struct bme680_sensor_data *data);
+
+/* ---------- Sleep -------------------------------------------------------- */
+void sleep_deepsleep(void);
+
+/* ---------- RNG ---------------------------------------------------------- */
+void rng_init(void);
+
+#endif /* DRIVERS_H */

epicardium/modules/leds.c → epicardium/drivers/leds.c

@@ -4,7 +4,7 @@
 #include "timers.h"
 #include "task.h"
 #include "epicardium.h"
-#include "modules.h"
+#include "modules/modules.h"
 
 #include <stdbool.h>
 

epicardium/modules/max86150.c → epicardium/drivers/max86150.c

@@ -3,7 +3,6 @@
 #include <stdio.h>
 #include "max86150.h"
 #include "epicardium.h"
-#include "modules.h"
 #include "os/log.h"
 #include "modules/stream.h"
 #include "gpio.h"

epicardium/drivers/meson.build

+driver_sources = files(
+  'bhi.c',
+  'bsec.c',
+  'bme680.c',
+  'buttons.c',
+  'display.c',
+  'gpio.c',
+  'leds.c',
+  'light_sensor.c',
+  'max86150.c',
+  'max30001.c',
+  'pmic.c',
+  'rtc.c',
+  'serial.c',
+  'sleep.c',
+  'rng.c',
+  'usb.c',
+  'vibra.c',
+  'watchdog.c',
+  'ws2812.c'
+)

epicardium/modules/pmic.c → epicardium/drivers/pmic.c

 #include "epicardium.h"
 #include "modules/modules.h"
+#include "drivers/drivers.h"
 #include "os/log.h"
 #include "os/config.h"
 

epicardium/modules/rng.c → epicardium/drivers/rng.c

 #include "epicardium.h"
-
-#include "modules.h"
+#include "modules/modules.h"
+#include "drivers/drivers.h"
 
 #include "MAX77650-Arduino-Library.h"
 #include "tiny-AES-c/aes.h"

epicardium/modules/serial.c → epicardium/drivers/serial.c

 #include "epicardium.h"
 #include "os/log.h"
 #include "modules/modules.h"
+#include "drivers/drivers.h"
 
 #include "max32665.h"
 #include "usb/cdcacm.h"