stm32f1: usb: init usb ios, usb stack, and run usb stack task

Signed-off-by: Rafael Silva <[email protected]>

Author: perigoso

Diff for: src/targets/stm32f1-generic/main.c

@@ -5,9 +5,30 @@
 
 #include <stm32f1xx.h>
 
+#include "platform/stm32f1/dbg.h"
 #include "platform/stm32f1/flash.h"
+#include "platform/stm32f1/gpio.h"
 #include "platform/stm32f1/rcc.h"
 #include "platform/stm32f1/systick.h"
+#include "platform/stm32f1/usb.h"
+
+#include "util/data.h"
+#include "util/types.h"
+
+#define CFG_TUSB_CONFIG_FILE "targets/stm32f1-generic/tusb_config.h"
+#include "tusb.h"
+
+#define OI_MOUSE_REPORT_ID 0x01
+
+struct output_report {
+	u8 id;
+	s8 x;
+	s8 y;
+	s8 wheel;
+	u8 button1 : 1;
+	u8 button2 : 1;
+	u8 button3 : 1;
+} __attribute__((__packed__));
 
 int main()
 {
@@ -16,4 +37,24 @@ int main()
 	rcc_init(EXTERNAL_CLOCK_VALUE);
 
 	systick_init();
+
+	struct gpio_config_t gpio_config;
+	struct gpio_pin_t usb_dm_io = {.port = GPIO_PORT_A, .pin = 11};
+	struct gpio_pin_t usb_dp_io = {.port = GPIO_PORT_A, .pin = 12};
+	struct gpio_pin_t usb_dp_pu_io = USB_DP_PU_IO;
+
+	gpio_init_config(&gpio_config);
+
+	gpio_setup_pin(&gpio_config, usb_dm_io, GPIO_MODE_INPUT | GPIO_CNF_INPUT_FLOATING, 0); /* USB DM */
+	gpio_setup_pin(&gpio_config, usb_dp_io, GPIO_MODE_INPUT | GPIO_CNF_INPUT_FLOATING, 0); /* USB DP */
+	gpio_setup_pin(
+		&gpio_config, usb_dp_pu_io, GPIO_MODE_OUTPUT_50MHZ | GPIO_CNF_OUTPUT_GENERAL_PUSH_PULL, 0); /* USB DP PU */
+
+	gpio_apply_config(gpio_config);
+
+	usb_init();
+
+	for (;;) {
+		tud_task();
+	}
 }