2014-03-14 00:30:37 +00:00
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#include <string.h>
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#include "usbd_core.h"
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#include "usbd_desc.h"
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2014-03-22 12:32:54 +00:00
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#include "usbd_cdc_msc.h"
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2014-03-14 00:30:37 +00:00
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#include "usbd_cdc_interface.h"
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2014-03-21 23:32:01 +00:00
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#include "usbd_msc_storage.h"
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2014-03-14 00:30:37 +00:00
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#include "misc.h"
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#include "mpconfig.h"
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#include "qstr.h"
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#include "obj.h"
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#include "usb.h"
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#ifdef USE_DEVICE_MODE
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USBD_HandleTypeDef hUSBDDevice;
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#endif
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static int dev_is_enabled = 0;
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uint32_t APP_dev_is_connected = 0; /* used by usbd_cdc_vcp */
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mp_obj_t mp_const_vcp_interrupt = MP_OBJ_NULL;
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2014-03-21 23:32:01 +00:00
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void pyb_usb_dev_init(usbd_device_kind_t device_kind, usbd_storage_medium_kind_t medium_kind) {
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2014-03-14 00:30:37 +00:00
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#ifdef USE_DEVICE_MODE
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if (!dev_is_enabled) {
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// only init USB once in the device's power-lifetime
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2014-03-21 23:32:01 +00:00
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switch (device_kind) {
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2014-03-22 12:32:54 +00:00
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#if 0
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2014-03-21 23:32:01 +00:00
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case USBD_DEVICE_CDC:
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2014-03-14 00:30:37 +00:00
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// XXX USBD_CDC_Init (called by one of these functions below) uses malloc,
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// so the memory is invalid after a soft reset (which resets the GC).
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USBD_Init(&hUSBDDevice, &VCP_Desc, 0);
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USBD_RegisterClass(&hUSBDDevice, &USBD_CDC);
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2014-03-15 14:46:35 +00:00
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USBD_CDC_RegisterInterface(&hUSBDDevice, (USBD_CDC_ItfTypeDef*)&USBD_CDC_fops);
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2014-03-14 00:30:37 +00:00
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USBD_Start(&hUSBDDevice);
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//USBD_Init(&USB_OTG_Core, USB_OTG_FS_CORE_ID, &USR_desc, &USBD_PYB_cb, &USR_cb);
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break;
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2014-03-21 23:32:01 +00:00
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case USBD_DEVICE_MSC:
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// XXX USBD_CDC_Init (called by one of these functions below) uses malloc,
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// so the memory is invalid after a soft reset (which resets the GC).
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USBD_Init(&hUSBDDevice, &MSC_Desc, 0);
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USBD_RegisterClass(&hUSBDDevice, &USBD_MSC);
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if (medium_kind == USBD_STORAGE_MEDIUM_FLASH) {
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USBD_MSC_RegisterStorage(&hUSBDDevice, (USBD_StorageTypeDef*)&USBD_FLASH_STORAGE_fops);
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} else {
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USBD_MSC_RegisterStorage(&hUSBDDevice, (USBD_StorageTypeDef*)&USBD_SDCARD_STORAGE_fops);
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}
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USBD_Start(&hUSBDDevice);
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break;
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2014-03-22 12:32:54 +00:00
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#endif
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case USBD_DEVICE_CDC:
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case USBD_DEVICE_MSC:
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USBD_Init(&hUSBDDevice, &VCP_Desc, 0);
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USBD_RegisterClass(&hUSBDDevice, &USBD_CDC_MSC);
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USBD_CDC_RegisterInterface(&hUSBDDevice, (USBD_CDC_ItfTypeDef*)&USBD_CDC_fops);
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if (medium_kind == USBD_STORAGE_MEDIUM_FLASH) {
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USBD_MSC_RegisterStorage(&hUSBDDevice, (USBD_StorageTypeDef*)&USBD_FLASH_STORAGE_fops);
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} else {
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USBD_MSC_RegisterStorage(&hUSBDDevice, (USBD_StorageTypeDef*)&USBD_SDCARD_STORAGE_fops);
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}
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USBD_Start(&hUSBDDevice);
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break;
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2014-03-21 23:32:01 +00:00
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case USBD_DEVICE_HID:
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2014-03-14 00:30:37 +00:00
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//USBD_Init(&USB_OTG_Core, USB_OTG_FS_CORE_ID, &USR_desc, &USBD_PYB_HID_cb, &USR_cb);
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// TODO
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break;
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}
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}
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dev_is_enabled = 1;
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// create an exception object for interrupting by VCP
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mp_const_vcp_interrupt = mp_obj_new_exception_msg(&mp_type_OSError, "VCPInterrupt");
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#endif
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}
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bool usb_vcp_is_enabled(void) {
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return dev_is_enabled;
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}
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bool usb_vcp_is_connected(void) {
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return APP_dev_is_connected;
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}
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void usb_vcp_set_interrupt_char(int c) {
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if (dev_is_enabled) {
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2014-03-15 11:52:29 +00:00
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if (c != VCP_CHAR_NONE) {
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mp_obj_exception_clear_traceback(mp_const_vcp_interrupt);
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2014-03-14 00:30:37 +00:00
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}
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2014-03-15 11:52:29 +00:00
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USBD_CDC_SetInterrupt(c, mp_const_vcp_interrupt);
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2014-03-14 00:30:37 +00:00
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}
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}
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2014-03-15 12:53:51 +00:00
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int usb_vcp_rx_num(void) {
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return USBD_CDC_RxNum();
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2014-03-14 00:30:37 +00:00
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}
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char usb_vcp_rx_get(void) {
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2014-03-15 11:52:29 +00:00
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return USBD_CDC_RxGet();
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2014-03-14 00:30:37 +00:00
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}
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void usb_vcp_send_str(const char *str) {
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usb_vcp_send_strn(str, strlen(str));
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}
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void usb_vcp_send_strn(const char *str, int len) {
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#ifdef USE_DEVICE_MODE
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if (dev_is_enabled) {
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2014-03-15 11:52:29 +00:00
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USBD_CDC_Tx(str, len);
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2014-03-14 00:30:37 +00:00
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}
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#endif
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}
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void usb_vcp_send_strn_cooked(const char *str, int len) {
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#ifdef USE_DEVICE_MODE
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2014-03-15 11:52:29 +00:00
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if (dev_is_enabled) {
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for (const char *top = str + len; str < top; str++) {
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if (*str == '\n') {
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USBD_CDC_Tx("\r\n", 2);
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} else {
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USBD_CDC_Tx(str, 1);
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}
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2014-03-14 00:30:37 +00:00
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}
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}
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#endif
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}
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void usb_hid_send_report(uint8_t *buf) {
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#ifdef USE_DEVICE_MODE
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#if 0
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USBD_HID_SendReport(&USB_OTG_Core, buf, 4);
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#endif
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#endif
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}
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/******************************************************************************/
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// code for experimental USB OTG support
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#ifdef USE_HOST_MODE
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#include "led.h"
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#include "usbh_core.h"
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#include "usbh_usr.h"
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#include "usbh_hid_core.h"
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#include "usbh_hid_keybd.h"
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#include "usbh_hid_mouse.h"
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__ALIGN_BEGIN USBH_HOST USB_Host __ALIGN_END ;
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static int host_is_enabled = 0;
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void pyb_usb_host_init(void) {
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if (!host_is_enabled) {
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// only init USBH once in the device's power-lifetime
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/* Init Host Library */
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USBH_Init(&USB_OTG_Core, USB_OTG_FS_CORE_ID, &USB_Host, &HID_cb, &USR_Callbacks);
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}
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host_is_enabled = 1;
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}
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void pyb_usb_host_process(void) {
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USBH_Process(&USB_OTG_Core, &USB_Host);
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}
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uint8_t usb_keyboard_key = 0;
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// TODO this is an ugly hack to get key presses
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uint pyb_usb_host_get_keyboard(void) {
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uint key = usb_keyboard_key;
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usb_keyboard_key = 0;
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return key;
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}
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void USR_MOUSE_Init(void) {
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led_state(4, 1);
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USB_OTG_BSP_mDelay(100);
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led_state(4, 0);
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}
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void USR_MOUSE_ProcessData(HID_MOUSE_Data_TypeDef *data) {
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led_state(4, 1);
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USB_OTG_BSP_mDelay(50);
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led_state(4, 0);
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}
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void USR_KEYBRD_Init(void) {
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led_state(4, 1);
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USB_OTG_BSP_mDelay(100);
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led_state(4, 0);
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}
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void USR_KEYBRD_ProcessData(uint8_t pbuf) {
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led_state(4, 1);
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USB_OTG_BSP_mDelay(50);
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led_state(4, 0);
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//lcd_print_strn((char*)&pbuf, 1);
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usb_keyboard_key = pbuf;
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}
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#endif // USE_HOST_MODE
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