USB Device Driver for USBHS.
Compliant with common UDD driver.
Copyright (c) 2015-2018 Microchip Technology Inc. and its subsidiaries.
#include "conf_usb.h"#include "sysclk.h"#include "udd.h"#include "usbhs_otg.h"#include "usbhs_device.h"#include <string.h>Macros | |
| #define | dbg_print(...) |
| #define | UDD_BULK_NB_BANK(ep) 2 |
| #define | UDD_BULK_NB_BANK_ERROR |
| #define | UDD_EP_BULK_NB_BANK_ERROR(ep) (UDD_EP_USED(ep) && UDD_EP_ISO_NBANK_ERROR(ep)) |
| #define | UDD_EP_BULK_NBANK_ERROR(ep) ( (UDD_BULK_NB_BANK(ep) < 1) || (UDD_BULK_NB_BANK(ep) > 2) ) |
| #define | UDD_EP_INT_NB_BANK_ERROR(ep) (UDD_EP_USED(ep) && UDD_EP_ISO_NBANK_ERROR(ep)) |
| #define | UDD_EP_INT_NBANK_ERROR(ep) ( (UDD_INTERRUPT_NB_BANK(ep) < 1) || (UDD_INTERRUPT_NB_BANK(ep) > 2) ) |
| #define | UDD_EP_ISO_NB_BANK_ERROR(ep) (UDD_EP_USED(ep) && UDD_EP_ISO_NBANK_ERROR(ep)) |
| #define | UDD_EP_ISO_NBANK_ERROR(ep) |
| #define | UDD_EP_NB_BANK_ERROR(ep, type) (ATPASTE3(UDD_EP_, type, _NB_BANK_ERROR(ep))) |
| #define | UDD_EP_USED(ep) (USB_DEVICE_MAX_EP >= ep) |
| #define | UDD_INTERRUPT_NB_BANK(ep) 1 |
| #define | UDD_INTERRUPT_NB_BANK_ERROR |
| #define | UDD_ISO_NB_BANK_ERROR |
| #define | UDD_ISOCHRONOUS_NB_BANK(ep) 2 |
| #define | UDD_USB_INT_FUN USBHS_Handler |
| #define | UDD_USB_INT_LEVEL 5 |
Functions | |
| void | udd_attach (void) |
| Attach device to the bus when possible. More... | |
| void | udd_detach (void) |
| Detaches the device from the bus. More... | |
| void | udd_disable (void) |
| Disables the USB Device mode. More... | |
| void | udd_enable (void) |
| Enables the USB Device mode. More... | |
| uint16_t | udd_get_frame_number (void) |
| Returns the current start of frame number. More... | |
| uint16_t | udd_get_micro_frame_number (void) |
| Returns the current micro start of frame number. More... | |
| uint8_t | udd_getaddress (void) |
| Returns the USB address of device. More... | |
| bool | udd_include_vbus_monitoring (void) |
| Authorizes the VBUS event. More... | |
| void | udd_interrupt (void) |
| Function called by USBHS interrupt to manage USB Device interrupts. More... | |
| bool | udd_is_high_speed (void) |
| Test whether the USB Device Controller is running at high speed or not. More... | |
| void | udd_send_remotewakeup (void) |
| The USB driver sends a resume signal called Upstream Resume. More... | |
| void | udd_set_address (uint8_t address) |
| Changes the USB address of device. More... | |
| void | udd_set_setup_payload (uint8_t *payload, uint16_t payload_size) |
| Load setup payload. More... | |
Power management routine. | |
| static void | udd_sleep_mode (bool b_idle) |
Control endpoint low level management routine. | |
This function performs control endpoint mangement. It handle the SETUP/DATA/HANDSHAKE phases of a control transaction. | |
| enum | udd_ctrl_ep_state_t { UDD_EPCTRL_SETUP = 0, UDD_EPCTRL_DATA_OUT = 1, UDD_EPCTRL_DATA_IN = 2, UDD_EPCTRL_HANDSHAKE_WAIT_IN_ZLP = 3, UDD_EPCTRL_HANDSHAKE_WAIT_OUT_ZLP = 4, UDD_EPCTRL_STALL_REQ = 5 } |
| Bit definitions about endpoint control state machine for udd_ep_control_state. More... | |
| COMPILER_WORD_ALIGNED udd_ctrl_request_t | udd_g_ctrlreq |
| Global variable to give and record information about setup request management. More... | |
| static udd_ctrl_ep_state_t | udd_ep_control_state |
| State of the endpoint control management. More... | |
| static uint16_t | udd_ctrl_prev_payload_buf_cnt |
| Total number of data received/sent during data packet phase with previous payload buffers. More... | |
| static uint16_t | udd_ctrl_payload_buf_cnt |
| Number of data received/sent to/from udd_g_ctrlreq.payload buffer. More... | |
| static void | udd_reset_ep_ctrl (void) |
| Reset control endpoint. More... | |
| static void | udd_ctrl_init (void) |
| Reset control endpoint management. More... | |
| static void | udd_ctrl_setup_received (void) |
| Managed reception of SETUP packet on control endpoint. More... | |
| static void | udd_ctrl_in_sent (void) |
| Managed reception of IN packet on control endpoint. More... | |
| static void | udd_ctrl_out_received (void) |
| Managed reception of OUT packet on control endpoint. More... | |
| static void | udd_ctrl_underflow (void) |
| Managed underflow event of IN packet on control endpoint. More... | |
| static void | udd_ctrl_overflow (void) |
| Managed overflow event of OUT packet on control endpoint. More... | |
| static void | udd_ctrl_stall_data (void) |
| Managed stall event of IN/OUT packet on control endpoint. More... | |
| static void | udd_ctrl_send_zlp_in (void) |
| Send a ZLP IN on control endpoint. More... | |
| static void | udd_ctrl_send_zlp_out (void) |
| Send a ZLP OUT on control endpoint. More... | |
| static void | udd_ctrl_endofrequest (void) |
| Call callback associated to setup request. More... | |
| static bool | udd_ctrl_interrupt (void) |
| Main interrupt routine for control endpoint. More... | |
| #define dbg_print | ( | ... | ) |
Referenced by udd_ctrl_interrupt(), and udd_interrupt().
| #define UDD_EP_USED | ( | ep | ) | (USB_DEVICE_MAX_EP >= ep) |
| #define UDD_USB_INT_FUN USBHS_Handler |
| #define UDD_USB_INT_LEVEL 5 |
Referenced by udd_enable().
1.8.5