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f4ba2e47ca8089ec50e5c28c37e754b5a8a4e67c
CherryUSB/port/ch32/usb_dc.c
sakumisu 3e9b420ebd rename usb ip header file
2022-01-11 22:42:51 +08:00

633 lines
24 KiB
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#include "usbd_core.h"
#include "usb_ch32_reg.h"
#ifndef USB_NUM_BIDIR_ENDPOINTS
#define USB_NUM_BIDIR_ENDPOINTS 8
#endif
/* Endpoint state */
struct usb_dc_ep_state {
/** Endpoint max packet size */
uint16_t ep_mps;
/** Endpoint Transfer Type.
* May be Bulk, Interrupt, Control or Isochronous
*/
uint8_t ep_type;
uint8_t ep_stalled; /** Endpoint stall flag */
};
/* Driver state */
struct usb_dc_config_priv {
uint8_t dev_addr;
struct usb_dc_ep_state in_ep[USB_NUM_BIDIR_ENDPOINTS]; /*!< IN endpoint parameters*/
struct usb_dc_ep_state out_ep[USB_NUM_BIDIR_ENDPOINTS]; /*!< OUT endpoint parameters */
} usb_dc_cfg;
// clang-format off
/* Endpoint Buffer */
__attribute__ ((aligned(4))) uint8_t EP0_DatabufHD[64]; //ep0(64)
__attribute__ ((aligned(4))) uint8_t EP1_DatabufHD[64+64]; //ep1_out(64)+ep1_in(64)
__attribute__ ((aligned(4))) uint8_t EP2_DatabufHD[64+64]; //ep2_out(64)+ep2_in(64)
__attribute__ ((aligned(4))) uint8_t EP3_DatabufHD[64+64]; //ep3_out(64)+ep3_in(64)
__attribute__ ((aligned(4))) uint8_t EP4_DatabufHD[64+64]; //ep4_out(64)+ep4_in(64)
__attribute__ ((aligned(4))) uint8_t EP5_DatabufHD[64+64]; //ep5_out(64)+ep5_in(64)
__attribute__ ((aligned(4))) uint8_t EP6_DatabufHD[64+64]; //ep6_out(64)+ep6_in(64)
__attribute__ ((aligned(4))) uint8_t EP7_DatabufHD[64+64]; //ep7_out(64)+ep7_in(64)
// clang-format on
void OTG_FS_IRQHandler(void) __attribute__((interrupt("WCH-Interrupt-fast")));
volatile uint8_t mps_over_flag = 0;
__WEAK void usb_dc_low_level_init(void)
{
}
__WEAK void usb_dc_low_level_deinit(void)
{
}
int usb_dc_init(void)
{
memset(&usb_dc_cfg, 0, sizeof(struct usb_dc_config_priv));
usb_dc_low_level_init();
USBOTG_FS->BASE_CTRL = 0x00;
USBOTG_FS->UEP4_1_MOD = USBHD_UEP4_RX_EN | USBHD_UEP4_TX_EN | USBHD_UEP1_RX_EN | USBHD_UEP1_TX_EN;
USBOTG_FS->UEP2_3_MOD = USBHD_UEP2_RX_EN | USBHD_UEP2_TX_EN | USBHD_UEP3_RX_EN | USBHD_UEP3_TX_EN;
USBOTG_FS->UEP5_6_MOD = USBHD_UEP5_RX_EN | USBHD_UEP5_TX_EN | USBHD_UEP6_RX_EN | USBHD_UEP6_TX_EN;
USBOTG_FS->UEP7_MOD = USBHD_UEP7_RX_EN | USBHD_UEP7_TX_EN;
USBOTG_FS->UEP0_DMA = (uint32_t)EP0_DatabufHD;
USBOTG_FS->UEP1_DMA = (uint32_t)EP1_DatabufHD;
USBOTG_FS->UEP2_DMA = (uint32_t)EP2_DatabufHD;
USBOTG_FS->UEP3_DMA = (uint32_t)EP3_DatabufHD;
USBOTG_FS->UEP4_DMA = (uint32_t)EP4_DatabufHD;
USBOTG_FS->UEP5_DMA = (uint32_t)EP5_DatabufHD;
USBOTG_FS->UEP6_DMA = (uint32_t)EP6_DatabufHD;
USBOTG_FS->UEP7_DMA = (uint32_t)EP7_DatabufHD;
USBOTG_FS->UEP0_RX_CTRL = USBHD_UEP_R_RES_ACK;
USBOTG_FS->UEP1_RX_CTRL = USBHD_UEP_R_RES_ACK;
USBOTG_FS->UEP2_RX_CTRL = USBHD_UEP_R_RES_ACK;
USBOTG_FS->UEP3_RX_CTRL = USBHD_UEP_R_RES_ACK;
USBOTG_FS->UEP4_RX_CTRL = USBHD_UEP_R_RES_ACK;
USBOTG_FS->UEP5_RX_CTRL = USBHD_UEP_R_RES_ACK;
USBOTG_FS->UEP6_RX_CTRL = USBHD_UEP_R_RES_ACK;
USBOTG_FS->UEP7_RX_CTRL = USBHD_UEP_R_RES_ACK;
USBOTG_FS->UEP0_TX_CTRL = USBHD_UEP_T_RES_NAK;
USBOTG_FS->UEP1_TX_LEN = 0;
USBOTG_FS->UEP2_TX_LEN = 0;
USBOTG_FS->UEP3_TX_LEN = 0;
USBOTG_FS->UEP4_TX_LEN = 0;
USBOTG_FS->UEP5_TX_LEN = 0;
USBOTG_FS->UEP6_TX_LEN = 0;
USBOTG_FS->UEP7_TX_LEN = 0;
USBOTG_FS->UEP1_TX_CTRL = USBHD_UEP_T_RES_NAK | USBHD_UEP_AUTO_TOG;
USBOTG_FS->UEP2_TX_CTRL = USBHD_UEP_T_RES_NAK | USBHD_UEP_AUTO_TOG;
USBOTG_FS->UEP3_TX_CTRL = USBHD_UEP_T_RES_NAK | USBHD_UEP_AUTO_TOG;
USBOTG_FS->UEP4_TX_CTRL = USBHD_UEP_T_RES_NAK | USBHD_UEP_AUTO_TOG;
USBOTG_FS->UEP5_TX_CTRL = USBHD_UEP_T_RES_NAK | USBHD_UEP_AUTO_TOG;
USBOTG_FS->UEP6_TX_CTRL = USBHD_UEP_T_RES_NAK | USBHD_UEP_AUTO_TOG;
USBOTG_FS->UEP7_TX_CTRL = USBHD_UEP_T_RES_NAK | USBHD_UEP_AUTO_TOG;
USBOTG_FS->INT_FG = 0xFF;
USBOTG_FS->INT_EN = USBHD_UIE_SUSPEND | USBHD_UIE_BUS_RST | USBHD_UIE_TRANSFER;
USBOTG_FS->DEV_ADDR = 0x00;
USBOTG_FS->BASE_CTRL = USBHD_UC_DEV_PU_EN | USBHD_UC_INT_BUSY | USBHD_UC_DMA_EN;
USBOTG_FS->UDEV_CTRL = USBHD_UD_PD_DIS | USBHD_UD_PORT_EN;
return 0;
}
void usb_dc_deinit(void)
{
}
int usbd_set_address(const uint8_t addr)
{
if (addr == 0) {
USBOTG_FS->DEV_ADDR = (USBOTG_FS->DEV_ADDR & USBHD_UDA_GP_BIT) | 0;
}
usb_dc_cfg.dev_addr = addr;
return 0;
}
int usbd_ep_open(const struct usbd_endpoint_cfg *ep_cfg)
{
uint8_t ep_idx = USB_EP_GET_IDX(ep_cfg->ep_addr);
if (USB_EP_DIR_IS_OUT(ep_cfg->ep_addr)) {
usb_dc_cfg.out_ep[ep_idx].ep_mps = ep_cfg->ep_mps;
usb_dc_cfg.out_ep[ep_idx].ep_type = ep_cfg->ep_type;
} else {
usb_dc_cfg.in_ep[ep_idx].ep_mps = ep_cfg->ep_mps;
usb_dc_cfg.in_ep[ep_idx].ep_type = ep_cfg->ep_type;
}
return 0;
}
int usbd_ep_close(const uint8_t ep)
{
return 0;
}
int usbd_ep_set_stall(const uint8_t ep)
{
uint8_t ep_idx = USB_EP_GET_IDX(ep);
if (USB_EP_DIR_IS_OUT(ep)) {
switch (ep_idx) {
case 0:
USBOTG_FS->UEP0_RX_CTRL = USBHD_UEP_R_TOG | USBHD_UEP_R_RES_STALL;
break;
case 1:
USBOTG_FS->UEP1_RX_CTRL = (USBOTG_FS->UEP1_RX_CTRL &= ~USBHD_UEP_R_RES_MASK) | USBHD_UEP_R_RES_STALL;
break;
case 2:
USBOTG_FS->UEP2_RX_CTRL = (USBOTG_FS->UEP2_RX_CTRL &= ~USBHD_UEP_R_RES_MASK) | USBHD_UEP_R_RES_STALL;
break;
case 3:
USBOTG_FS->UEP3_RX_CTRL = (USBOTG_FS->UEP3_RX_CTRL &= ~USBHD_UEP_R_RES_MASK) | USBHD_UEP_R_RES_STALL;
break;
case 4:
USBOTG_FS->UEP4_RX_CTRL = (USBOTG_FS->UEP4_RX_CTRL &= ~USBHD_UEP_R_RES_MASK) | USBHD_UEP_R_RES_STALL;
break;
case 5:
USBOTG_FS->UEP5_RX_CTRL = (USBOTG_FS->UEP5_RX_CTRL &= ~USBHD_UEP_R_RES_MASK) | USBHD_UEP_R_RES_STALL;
break;
case 6:
USBOTG_FS->UEP6_RX_CTRL = (USBOTG_FS->UEP6_RX_CTRL &= ~USBHD_UEP_R_RES_MASK) | USBHD_UEP_R_RES_STALL;
break;
case 7:
USBOTG_FS->UEP7_RX_CTRL = (USBOTG_FS->UEP7_RX_CTRL &= ~USBHD_UEP_R_RES_MASK) | USBHD_UEP_R_RES_STALL;
break;
default:
break;
}
} else {
switch (ep_idx) {
case 0:
USBOTG_FS->UEP0_TX_CTRL = USBHD_UEP_T_TOG | USBHD_UEP_T_RES_STALL;
break;
case 1:
USBOTG_FS->UEP1_TX_CTRL = (USBOTG_FS->UEP1_TX_CTRL &= ~USBHD_UEP_T_RES_MASK) | USBHD_UEP_T_RES_STALL;
break;
case 2:
USBOTG_FS->UEP2_TX_CTRL = (USBOTG_FS->UEP2_TX_CTRL &= ~USBHD_UEP_T_RES_MASK) | USBHD_UEP_T_RES_STALL;
break;
case 3:
USBOTG_FS->UEP3_TX_CTRL = (USBOTG_FS->UEP3_TX_CTRL &= ~USBHD_UEP_T_RES_MASK) | USBHD_UEP_T_RES_STALL;
break;
case 4:
USBOTG_FS->UEP4_TX_CTRL = (USBOTG_FS->UEP4_TX_CTRL &= ~USBHD_UEP_T_RES_MASK) | USBHD_UEP_T_RES_STALL;
break;
case 5:
USBOTG_FS->UEP5_TX_CTRL = (USBOTG_FS->UEP5_TX_CTRL &= ~USBHD_UEP_T_RES_MASK) | USBHD_UEP_T_RES_STALL;
break;
case 6:
USBOTG_FS->UEP6_TX_CTRL = (USBOTG_FS->UEP6_TX_CTRL &= ~USBHD_UEP_T_RES_MASK) | USBHD_UEP_T_RES_STALL;
break;
case 7:
USBOTG_FS->UEP7_TX_CTRL = (USBOTG_FS->UEP7_TX_CTRL &= ~USBHD_UEP_T_RES_MASK) | USBHD_UEP_T_RES_STALL;
break;
default:
break;
}
}
return 0;
}
int usbd_ep_clear_stall(const uint8_t ep)
{
uint8_t ep_idx = USB_EP_GET_IDX(ep);
if (USB_EP_DIR_IS_OUT(ep)) {
switch (ep_idx) {
case 0:
break;
case 1:
USBOTG_FS->UEP1_RX_CTRL = (USBOTG_FS->UEP1_RX_CTRL & ~(USBHD_UEP_R_TOG | USBHD_UEP_R_RES_MASK)) | USBHD_UEP_R_RES_ACK;
break;
case 2:
USBOTG_FS->UEP2_RX_CTRL = (USBOTG_FS->UEP2_RX_CTRL & ~(USBHD_UEP_R_TOG | USBHD_UEP_R_RES_MASK)) | USBHD_UEP_R_RES_ACK;
break;
case 3:
USBOTG_FS->UEP3_RX_CTRL = (USBOTG_FS->UEP3_RX_CTRL & ~(USBHD_UEP_R_TOG | USBHD_UEP_R_RES_MASK)) | USBHD_UEP_R_RES_ACK;
break;
case 4:
USBOTG_FS->UEP4_RX_CTRL = (USBOTG_FS->UEP4_RX_CTRL & ~(USBHD_UEP_R_TOG | USBHD_UEP_R_RES_MASK)) | USBHD_UEP_R_RES_ACK;
break;
case 5:
USBOTG_FS->UEP5_RX_CTRL = (USBOTG_FS->UEP5_RX_CTRL & ~(USBHD_UEP_R_TOG | USBHD_UEP_R_RES_MASK)) | USBHD_UEP_R_RES_ACK;
break;
case 6:
USBOTG_FS->UEP6_RX_CTRL = (USBOTG_FS->UEP6_RX_CTRL & ~(USBHD_UEP_R_TOG | USBHD_UEP_R_RES_MASK)) | USBHD_UEP_R_RES_ACK;
break;
case 7:
USBOTG_FS->UEP7_RX_CTRL = (USBOTG_FS->UEP7_RX_CTRL & ~(USBHD_UEP_R_TOG | USBHD_UEP_R_RES_MASK)) | USBHD_UEP_R_RES_ACK;
break;
default:
break;
}
} else {
switch (ep_idx) {
case 0:
break;
case 1:
USBOTG_FS->UEP1_TX_CTRL = (USBOTG_FS->UEP1_TX_CTRL & ~(USBHD_UEP_T_TOG | USBHD_UEP_T_RES_MASK)) | USBHD_UEP_T_RES_NAK;
break;
case 2:
USBOTG_FS->UEP2_TX_CTRL = (USBOTG_FS->UEP2_TX_CTRL & ~(USBHD_UEP_T_TOG | USBHD_UEP_T_RES_MASK)) | USBHD_UEP_T_RES_NAK;
break;
case 3:
USBOTG_FS->UEP3_TX_CTRL = (USBOTG_FS->UEP3_TX_CTRL & ~(USBHD_UEP_T_TOG | USBHD_UEP_T_RES_MASK)) | USBHD_UEP_T_RES_NAK;
break;
case 4:
USBOTG_FS->UEP4_TX_CTRL = (USBOTG_FS->UEP4_TX_CTRL & ~(USBHD_UEP_T_TOG | USBHD_UEP_T_RES_MASK)) | USBHD_UEP_T_RES_NAK;
break;
case 5:
USBOTG_FS->UEP5_TX_CTRL = (USBOTG_FS->UEP5_TX_CTRL & ~(USBHD_UEP_T_TOG | USBHD_UEP_T_RES_MASK)) | USBHD_UEP_T_RES_NAK;
break;
case 6:
USBOTG_FS->UEP6_TX_CTRL = (USBOTG_FS->UEP6_TX_CTRL & ~(USBHD_UEP_T_TOG | USBHD_UEP_T_RES_MASK)) | USBHD_UEP_T_RES_NAK;
break;
case 7:
USBOTG_FS->UEP7_TX_CTRL = (USBOTG_FS->UEP7_TX_CTRL & ~(USBHD_UEP_T_TOG | USBHD_UEP_T_RES_MASK)) | USBHD_UEP_T_RES_NAK;
break;
default:
break;
}
}
return 0;
}
int usbd_ep_is_stalled(const uint8_t ep, uint8_t *stalled)
{
return 0;
}
int usbd_ep_write(const uint8_t ep, const uint8_t *data, uint32_t data_len, uint32_t *ret_bytes)
{
uint8_t ep_idx = USB_EP_GET_IDX(ep);
if (!data && data_len) {
return -1;
}
if (!data_len) {
switch (ep_idx) {
case 0:
USBOTG_FS->UEP0_TX_LEN = 0;
break;
case 1:
USBOTG_FS->UEP1_TX_LEN = 0;
USBOTG_FS->UEP1_TX_CTRL = (USBOTG_FS->UEP1_TX_CTRL & ~USBHD_UEP_T_RES_MASK) | USBHD_UEP_T_RES_ACK;
break;
case 2:
USBOTG_FS->UEP2_TX_LEN = 0;
USBOTG_FS->UEP2_TX_CTRL = (USBOTG_FS->UEP2_TX_CTRL & ~USBHD_UEP_T_RES_MASK) | USBHD_UEP_T_RES_ACK;
break;
case 3:
USBOTG_FS->UEP3_TX_LEN = 0;
USBOTG_FS->UEP3_TX_CTRL = (USBOTG_FS->UEP3_TX_CTRL & ~USBHD_UEP_T_RES_MASK) | USBHD_UEP_T_RES_ACK;
break;
case 4:
USBOTG_FS->UEP4_TX_LEN = 0;
USBOTG_FS->UEP4_TX_CTRL = (USBOTG_FS->UEP4_TX_CTRL & ~USBHD_UEP_T_RES_MASK) | USBHD_UEP_T_RES_ACK;
break;
case 5:
USBOTG_FS->UEP5_TX_LEN = 0;
USBOTG_FS->UEP5_TX_CTRL = (USBOTG_FS->UEP5_TX_CTRL & ~USBHD_UEP_T_RES_MASK) | USBHD_UEP_T_RES_ACK;
break;
case 6:
USBOTG_FS->UEP6_TX_LEN = 0;
USBOTG_FS->UEP6_TX_CTRL = (USBOTG_FS->UEP6_TX_CTRL & ~USBHD_UEP_T_RES_MASK) | USBHD_UEP_T_RES_ACK;
break;
case 7:
USBOTG_FS->UEP7_TX_LEN = 0;
USBOTG_FS->UEP7_TX_CTRL = (USBOTG_FS->UEP7_TX_CTRL & ~USBHD_UEP_T_RES_MASK) | USBHD_UEP_T_RES_ACK;
break;
default:
break;
}
return 0;
}
if (data_len > usb_dc_cfg.in_ep[ep_idx].ep_mps) {
data_len = usb_dc_cfg.in_ep[ep_idx].ep_mps;
if (ep_idx == 0) {
mps_over_flag = 1;
}
}
switch (ep_idx) {
case 0:
memcpy(&EP0_DatabufHD[0], data, data_len);
USBOTG_FS->UEP0_TX_LEN = data_len;
break;
case 1:
memcpy(&EP1_DatabufHD[64], data, data_len);
USBOTG_FS->UEP1_TX_LEN = data_len;
USBOTG_FS->UEP1_TX_CTRL = (USBOTG_FS->UEP1_TX_CTRL & ~USBHD_UEP_T_RES_MASK) | USBHD_UEP_T_RES_ACK;
break;
case 2:
memcpy(&EP2_DatabufHD[64], data, data_len);
USBOTG_FS->UEP2_TX_LEN = data_len;
USBOTG_FS->UEP2_TX_CTRL = (USBOTG_FS->UEP2_TX_CTRL & ~USBHD_UEP_T_RES_MASK) | USBHD_UEP_T_RES_ACK;
break;
case 3:
memcpy(&EP3_DatabufHD[64], data, data_len);
USBOTG_FS->UEP3_TX_LEN = data_len;
USBOTG_FS->UEP3_TX_CTRL = (USBOTG_FS->UEP3_TX_CTRL & ~USBHD_UEP_T_RES_MASK) | USBHD_UEP_T_RES_ACK;
break;
case 4:
memcpy(&EP4_DatabufHD[64], data, data_len);
USBOTG_FS->UEP4_TX_LEN = data_len;
USBOTG_FS->UEP4_TX_CTRL = (USBOTG_FS->UEP4_TX_CTRL & ~USBHD_UEP_T_RES_MASK) | USBHD_UEP_T_RES_ACK;
break;
case 5:
memcpy(&EP5_DatabufHD[64], data, data_len);
USBOTG_FS->UEP5_TX_LEN = data_len;
USBOTG_FS->UEP5_TX_CTRL = (USBOTG_FS->UEP5_TX_CTRL & ~USBHD_UEP_T_RES_MASK) | USBHD_UEP_T_RES_ACK;
break;
case 6:
memcpy(&EP6_DatabufHD[64], data, data_len);
USBOTG_FS->UEP6_TX_LEN = data_len;
USBOTG_FS->UEP6_TX_CTRL = (USBOTG_FS->UEP6_TX_CTRL & ~USBHD_UEP_T_RES_MASK) | USBHD_UEP_T_RES_ACK;
break;
case 7:
memcpy(&EP7_DatabufHD[64], data, data_len);
USBOTG_FS->UEP7_TX_LEN = data_len;
USBOTG_FS->UEP7_TX_CTRL = (USBOTG_FS->UEP7_TX_CTRL & ~USBHD_UEP_T_RES_MASK) | USBHD_UEP_T_RES_ACK;
break;
default:
break;
}
if (ret_bytes) {
*ret_bytes = data_len;
}
return 0;
}
int usbd_ep_read(const uint8_t ep, uint8_t *data, uint32_t max_data_len, uint32_t *read_bytes)
{
uint8_t ep_idx = USB_EP_GET_IDX(ep);
uint32_t read_count;
if (!data && max_data_len) {
return -1;
}
if (!max_data_len) {
return 0;
}
read_count = USBOTG_FS->RX_LEN;
read_count = MIN(read_count, max_data_len);
switch (ep_idx) {
case 0:
if ((max_data_len == 8) && !read_bytes) {
read_count = 8;
memcpy(data, &EP0_DatabufHD[0], 8);
} else {
memcpy(data, &EP0_DatabufHD[0], read_count);
}
break;
case 1:
memcpy(data, &EP1_DatabufHD[0], read_count);
break;
case 2:
memcpy(data, &EP2_DatabufHD[0], read_count);
break;
case 3:
memcpy(data, &EP3_DatabufHD[0], read_count);
break;
case 4:
memcpy(data, &EP4_DatabufHD[0], read_count);
break;
case 5:
memcpy(data, &EP5_DatabufHD[0], read_count);
break;
case 6:
memcpy(data, &EP6_DatabufHD[0], read_count);
break;
case 7:
memcpy(data, &EP7_DatabufHD[0], read_count);
break;
default:
break;
}
if (read_bytes) {
*read_bytes = read_count;
}
return 0;
}
/*********************************************************************
* @fn OTG_FS_IRQHandler
*
* @brief This function handles OTG_FS exception.
*
* @return none
*/
void OTG_FS_IRQHandler(void)
{
uint8_t intflag = 0;
intflag = USBOTG_FS->INT_FG;
if (intflag & USBHD_UIF_TRANSFER) {
switch (USBOTG_FS->INT_ST & USBHD_UIS_TOKEN_MASK) {
case USBHD_UIS_TOKEN_SETUP:
USBOTG_FS->UEP0_TX_CTRL = USBHD_UEP_T_TOG | USBHD_UEP_T_RES_NAK;
USBOTG_FS->UEP0_RX_CTRL = USBHD_UEP_R_TOG | USBHD_UEP_R_RES_ACK;
usbd_event_notify_handler(USBD_EVENT_SETUP_NOTIFY, NULL);
USBOTG_FS->UEP0_TX_CTRL = USBHD_UEP_T_TOG | USBHD_UEP_T_RES_ACK;
USBOTG_FS->UEP0_RX_CTRL = USBHD_UEP_R_TOG | USBHD_UEP_R_RES_ACK;
break;
case USBHD_UIS_TOKEN_IN:
switch (USBOTG_FS->INT_ST & (USBHD_UIS_TOKEN_MASK | USBHD_UIS_ENDP_MASK)) {
case USBHD_UIS_TOKEN_IN:
usbd_event_notify_handler(USBD_EVENT_EP0_IN_NOTIFY, NULL);
if (usb_dc_cfg.dev_addr > 0) {
USBOTG_FS->DEV_ADDR = (USBOTG_FS->DEV_ADDR & USBHD_UDA_GP_BIT) | usb_dc_cfg.dev_addr;
usb_dc_cfg.dev_addr = 0;
}
if (mps_over_flag) {
mps_over_flag = 0;
USBOTG_FS->UEP0_TX_CTRL ^= USBHD_UEP_T_TOG;
} else {
USBOTG_FS->UEP0_TX_CTRL = USBHD_UEP_T_RES_NAK;
USBOTG_FS->UEP0_RX_CTRL = USBHD_UEP_R_RES_ACK;
}
break;
case USBHD_UIS_TOKEN_IN | 1:
USBOTG_FS->UEP1_TX_CTRL = (USBOTG_FS->UEP1_TX_CTRL & ~USBHD_UEP_T_RES_MASK) | USBHD_UEP_T_RES_NAK;
USBOTG_FS->UEP1_TX_CTRL ^= USBHD_UEP_T_TOG;
usbd_event_notify_handler(USBD_EVENT_EP_IN_NOTIFY, (void *)(1 | 0x80));
break;
case USBHD_UIS_TOKEN_IN | 2:
USBOTG_FS->UEP2_TX_CTRL = (USBOTG_FS->UEP2_TX_CTRL & ~USBHD_UEP_T_RES_MASK) | USBHD_UEP_T_RES_NAK;
USBOTG_FS->UEP2_TX_CTRL ^= USBHD_UEP_T_TOG;
usbd_event_notify_handler(USBD_EVENT_EP_IN_NOTIFY, (void *)(2 | 0x80));
break;
case USBHD_UIS_TOKEN_IN | 3:
USBOTG_FS->UEP3_TX_CTRL = (USBOTG_FS->UEP3_TX_CTRL & ~USBHD_UEP_T_RES_MASK) | USBHD_UEP_T_RES_NAK;
USBOTG_FS->UEP3_TX_CTRL ^= USBHD_UEP_T_TOG;
usbd_event_notify_handler(USBD_EVENT_EP_IN_NOTIFY, (void *)(3 | 0x80));
break;
case USBHD_UIS_TOKEN_IN | 4:
USBOTG_FS->UEP4_TX_CTRL = (USBOTG_FS->UEP4_TX_CTRL & ~USBHD_UEP_T_RES_MASK) | USBHD_UEP_T_RES_NAK;
USBOTG_FS->UEP4_TX_CTRL ^= USBHD_UEP_T_TOG;
usbd_event_notify_handler(USBD_EVENT_EP_IN_NOTIFY, (void *)(4 | 0x80));
break;
case USBHD_UIS_TOKEN_IN | 5:
USBOTG_FS->UEP5_TX_CTRL = (USBOTG_FS->UEP5_TX_CTRL & ~USBHD_UEP_T_RES_MASK) | USBHD_UEP_T_RES_NAK;
USBOTG_FS->UEP5_TX_CTRL ^= USBHD_UEP_T_TOG;
usbd_event_notify_handler(USBD_EVENT_EP_IN_NOTIFY, (void *)(5 | 0x80));
break;
case USBHD_UIS_TOKEN_IN | 6:
USBOTG_FS->UEP6_TX_CTRL = (USBOTG_FS->UEP6_TX_CTRL & ~USBHD_UEP_T_RES_MASK) | USBHD_UEP_T_RES_NAK;
USBOTG_FS->UEP6_TX_CTRL ^= USBHD_UEP_T_TOG;
usbd_event_notify_handler(USBD_EVENT_EP_IN_NOTIFY, (void *)(6 | 0x80));
break;
case USBHD_UIS_TOKEN_IN | 7:
USBOTG_FS->UEP7_TX_CTRL = (USBOTG_FS->UEP7_TX_CTRL & ~USBHD_UEP_T_RES_MASK) | USBHD_UEP_T_RES_NAK;
USBOTG_FS->UEP7_TX_CTRL ^= USBHD_UEP_T_TOG;
usbd_event_notify_handler(USBD_EVENT_EP_IN_NOTIFY, (void *)(7 | 0x80));
break;
default:
break;
}
break;
case USBHD_UIS_TOKEN_OUT:
switch (USBOTG_FS->INT_ST & (USBHD_UIS_TOKEN_MASK | USBHD_UIS_ENDP_MASK)) {
case USBHD_UIS_TOKEN_OUT:
usbd_event_notify_handler(USBD_EVENT_EP0_OUT_NOTIFY, NULL);
break;
case USBHD_UIS_TOKEN_OUT | 1:
if (USBOTG_FS->INT_ST & USBHD_UIS_TOG_OK) {
USBOTG_FS->UEP1_RX_CTRL ^= USBHD_UEP_R_TOG;
usbd_event_notify_handler(USBD_EVENT_EP_OUT_NOTIFY, (void *)(1 & 0x7f));
}
break;
case USBHD_UIS_TOKEN_OUT | 2:
if (USBOTG_FS->INT_ST & USBHD_UIS_TOG_OK) {
USBOTG_FS->UEP2_RX_CTRL ^= USBHD_UEP_R_TOG;
usbd_event_notify_handler(USBD_EVENT_EP_OUT_NOTIFY, (void *)(2 & 0x7f));
}
break;
case USBHD_UIS_TOKEN_OUT | 3:
if (USBOTG_FS->INT_ST & USBHD_UIS_TOG_OK) {
USBOTG_FS->UEP3_RX_CTRL ^= USBHD_UEP_R_TOG;
usbd_event_notify_handler(USBD_EVENT_EP_OUT_NOTIFY, (void *)(3 & 0x7f));
}
break;
case USBHD_UIS_TOKEN_OUT | 4:
if (USBOTG_FS->INT_ST & USBHD_UIS_TOG_OK) {
USBOTG_FS->UEP4_RX_CTRL ^= USBHD_UEP_R_TOG;
usbd_event_notify_handler(USBD_EVENT_EP_OUT_NOTIFY, (void *)(4 & 0x7f));
}
break;
case USBHD_UIS_TOKEN_OUT | 5:
if (USBOTG_FS->INT_ST & USBHD_UIS_TOG_OK) {
USBOTG_FS->UEP5_RX_CTRL ^= USBHD_UEP_R_TOG;
usbd_event_notify_handler(USBD_EVENT_EP_OUT_NOTIFY, (void *)(5 & 0x7f));
}
break;
case USBHD_UIS_TOKEN_OUT | 6:
if (USBOTG_FS->INT_ST & USBHD_UIS_TOG_OK) {
USBOTG_FS->UEP6_RX_CTRL ^= USBHD_UEP_R_TOG;
usbd_event_notify_handler(USBD_EVENT_EP_OUT_NOTIFY, (void *)(6 & 0x7f));
}
break;
case USBHD_UIS_TOKEN_OUT | 7:
if (USBOTG_FS->INT_ST & USBHD_UIS_TOG_OK) {
USBOTG_FS->UEP7_RX_CTRL ^= USBHD_UEP_R_TOG;
usbd_event_notify_handler(USBD_EVENT_EP_OUT_NOTIFY, (void *)(7 & 0x7f));
}
break;
}
break;
case USBHD_UIS_TOKEN_SOF:
break;
default:
break;
}
USBOTG_FS->INT_FG = USBHD_UIF_TRANSFER;
} else if (intflag & USBHD_UIF_BUS_RST) {
USBOTG_FS->DEV_ADDR = 0;
USBOTG_FS->UEP0_RX_CTRL = USBHD_UEP_R_RES_ACK;
USBOTG_FS->UEP1_RX_CTRL = USBHD_UEP_R_RES_ACK;
USBOTG_FS->UEP2_RX_CTRL = USBHD_UEP_R_RES_ACK;
USBOTG_FS->UEP3_RX_CTRL = USBHD_UEP_R_RES_ACK;
USBOTG_FS->UEP4_RX_CTRL = USBHD_UEP_R_RES_ACK;
USBOTG_FS->UEP5_RX_CTRL = USBHD_UEP_R_RES_ACK;
USBOTG_FS->UEP6_RX_CTRL = USBHD_UEP_R_RES_ACK;
USBOTG_FS->UEP7_RX_CTRL = USBHD_UEP_R_RES_ACK;
USBOTG_FS->UEP0_TX_CTRL = USBHD_UEP_T_RES_NAK;
USBOTG_FS->UEP1_TX_CTRL = USBHD_UEP_T_RES_NAK;
USBOTG_FS->UEP2_TX_CTRL = USBHD_UEP_T_RES_NAK;
USBOTG_FS->UEP3_TX_CTRL = USBHD_UEP_T_RES_NAK;
USBOTG_FS->UEP4_TX_CTRL = USBHD_UEP_T_RES_NAK;
USBOTG_FS->UEP5_TX_CTRL = USBHD_UEP_T_RES_NAK;
USBOTG_FS->UEP6_TX_CTRL = USBHD_UEP_T_RES_NAK;
USBOTG_FS->UEP7_TX_CTRL = USBHD_UEP_T_RES_NAK;
usbd_event_notify_handler(USBD_EVENT_RESET, NULL);
USBOTG_FS->INT_FG |= USBHD_UIF_BUS_RST;
} else if (intflag & USBHD_UIF_SUSPEND) {
if (USBOTG_FS->MIS_ST & USBHD_UMS_SUSPEND) {
;
} else {
;
}
USBOTG_FS->INT_FG = USBHD_UIF_SUSPEND;
} else {
USBOTG_FS->INT_FG = intflag;
}
}
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