wen/luban-lite
1
0
Fork 0
mirror of https://gitee.com/Vancouver2017/luban-lite.git synced 2025-12-23 20:48:55 +00:00
Code Issues Packages Projects Releases Wiki Activity
Files
fd82989fb2597d324d4bd25ddb61ca2e37e848dd
luban-lite/packages/third-party/cherryusb/port/ch32/usb_dc_usbfs.c
刘可亮 564e22b32f v0.7.5
2023-08-28 09:48:01 +08:00

629 lines
25 KiB
C
Raw Blame History

#include "usbd_core.h"
#include "usb_ch32_usbfs_reg.h"
#ifndef USBD_IRQHandler
#define USBD_IRQHandler OTG_FS_IRQHandler //use actual usb irq name instead
#endif
#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 {
volatile 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;
/* 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)
void USBD_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();
USBFS_DEVICE->BASE_CTRL = 0x00;
USBFS_DEVICE->UEP4_1_MOD = USBFS_UEP4_RX_EN | USBFS_UEP4_TX_EN | USBFS_UEP1_RX_EN | USBFS_UEP1_TX_EN;
USBFS_DEVICE->UEP2_3_MOD = USBFS_UEP2_RX_EN | USBFS_UEP2_TX_EN | USBFS_UEP3_RX_EN | USBFS_UEP3_TX_EN;
USBFS_DEVICE->UEP5_6_MOD = USBFS_UEP5_RX_EN | USBFS_UEP5_TX_EN | USBFS_UEP6_RX_EN | USBFS_UEP6_TX_EN;
USBFS_DEVICE->UEP7_MOD = USBFS_UEP7_RX_EN | USBFS_UEP7_TX_EN;
USBFS_DEVICE->UEP0_DMA = (uint32_t)EP0_DatabufHD;
USBFS_DEVICE->UEP1_DMA = (uint32_t)EP1_DatabufHD;
USBFS_DEVICE->UEP2_DMA = (uint32_t)EP2_DatabufHD;
USBFS_DEVICE->UEP3_DMA = (uint32_t)EP3_DatabufHD;
USBFS_DEVICE->UEP4_DMA = (uint32_t)EP4_DatabufHD;
USBFS_DEVICE->UEP5_DMA = (uint32_t)EP5_DatabufHD;
USBFS_DEVICE->UEP6_DMA = (uint32_t)EP6_DatabufHD;
USBFS_DEVICE->UEP7_DMA = (uint32_t)EP7_DatabufHD;
USBFS_DEVICE->UEP0_RX_CTRL = USBFS_UEP_R_RES_ACK;
USBFS_DEVICE->UEP1_RX_CTRL = USBFS_UEP_R_RES_ACK;
USBFS_DEVICE->UEP2_RX_CTRL = USBFS_UEP_R_RES_ACK;
USBFS_DEVICE->UEP3_RX_CTRL = USBFS_UEP_R_RES_ACK;
USBFS_DEVICE->UEP4_RX_CTRL = USBFS_UEP_R_RES_ACK;
USBFS_DEVICE->UEP5_RX_CTRL = USBFS_UEP_R_RES_ACK;
USBFS_DEVICE->UEP6_RX_CTRL = USBFS_UEP_R_RES_ACK;
USBFS_DEVICE->UEP7_RX_CTRL = USBFS_UEP_R_RES_ACK;
USBFS_DEVICE->UEP0_TX_CTRL = USBFS_UEP_T_RES_NAK;
USBFS_DEVICE->UEP1_TX_LEN = 0;
USBFS_DEVICE->UEP2_TX_LEN = 0;
USBFS_DEVICE->UEP3_TX_LEN = 0;
USBFS_DEVICE->UEP4_TX_LEN = 0;
USBFS_DEVICE->UEP5_TX_LEN = 0;
USBFS_DEVICE->UEP6_TX_LEN = 0;
USBFS_DEVICE->UEP7_TX_LEN = 0;
USBFS_DEVICE->UEP1_TX_CTRL = USBFS_UEP_T_RES_NAK | USBFS_UEP_AUTO_TOG;
USBFS_DEVICE->UEP2_TX_CTRL = USBFS_UEP_T_RES_NAK | USBFS_UEP_AUTO_TOG;
USBFS_DEVICE->UEP3_TX_CTRL = USBFS_UEP_T_RES_NAK | USBFS_UEP_AUTO_TOG;
USBFS_DEVICE->UEP4_TX_CTRL = USBFS_UEP_T_RES_NAK | USBFS_UEP_AUTO_TOG;
USBFS_DEVICE->UEP5_TX_CTRL = USBFS_UEP_T_RES_NAK | USBFS_UEP_AUTO_TOG;
USBFS_DEVICE->UEP6_TX_CTRL = USBFS_UEP_T_RES_NAK | USBFS_UEP_AUTO_TOG;
USBFS_DEVICE->UEP7_TX_CTRL = USBFS_UEP_T_RES_NAK | USBFS_UEP_AUTO_TOG;
USBFS_DEVICE->INT_FG = 0xFF;
USBFS_DEVICE->INT_EN = USBFS_UIE_SUSPEND | USBFS_UIE_BUS_RST | USBFS_UIE_TRANSFER;
USBFS_DEVICE->DEV_ADDR = 0x00;
USBFS_DEVICE->BASE_CTRL = USBFS_UC_DEV_PU_EN | USBFS_UC_INT_BUSY | USBFS_UC_DMA_EN;
USBFS_DEVICE->UDEV_CTRL = USBFS_UD_PD_DIS | USBFS_UD_PORT_EN;
return 0;
}
int usb_dc_deinit(void)
{
return 0;
}
int usbd_set_address(const uint8_t addr)
{
if (addr == 0) {
USBFS_DEVICE->DEV_ADDR = (USBFS_DEVICE->DEV_ADDR & USBFS_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:
USBFS_DEVICE->UEP0_RX_CTRL = USBFS_UEP_R_TOG | USBFS_UEP_R_RES_STALL;
break;
case 1:
USBFS_DEVICE->UEP1_RX_CTRL = (USBFS_DEVICE->UEP1_RX_CTRL &= ~USBFS_UEP_R_RES_MASK) | USBFS_UEP_R_RES_STALL;
break;
case 2:
USBFS_DEVICE->UEP2_RX_CTRL = (USBFS_DEVICE->UEP2_RX_CTRL &= ~USBFS_UEP_R_RES_MASK) | USBFS_UEP_R_RES_STALL;
break;
case 3:
USBFS_DEVICE->UEP3_RX_CTRL = (USBFS_DEVICE->UEP3_RX_CTRL &= ~USBFS_UEP_R_RES_MASK) | USBFS_UEP_R_RES_STALL;
break;
case 4:
USBFS_DEVICE->UEP4_RX_CTRL = (USBFS_DEVICE->UEP4_RX_CTRL &= ~USBFS_UEP_R_RES_MASK) | USBFS_UEP_R_RES_STALL;
break;
case 5:
USBFS_DEVICE->UEP5_RX_CTRL = (USBFS_DEVICE->UEP5_RX_CTRL &= ~USBFS_UEP_R_RES_MASK) | USBFS_UEP_R_RES_STALL;
break;
case 6:
USBFS_DEVICE->UEP6_RX_CTRL = (USBFS_DEVICE->UEP6_RX_CTRL &= ~USBFS_UEP_R_RES_MASK) | USBFS_UEP_R_RES_STALL;
break;
case 7:
USBFS_DEVICE->UEP7_RX_CTRL = (USBFS_DEVICE->UEP7_RX_CTRL &= ~USBFS_UEP_R_RES_MASK) | USBFS_UEP_R_RES_STALL;
break;
default:
break;
}
} else {
switch (ep_idx) {
case 0:
USBFS_DEVICE->UEP0_TX_CTRL = USBFS_UEP_T_TOG | USBFS_UEP_T_RES_STALL;
break;
case 1:
USBFS_DEVICE->UEP1_TX_CTRL = (USBFS_DEVICE->UEP1_TX_CTRL &= ~USBFS_UEP_T_RES_MASK) | USBFS_UEP_T_RES_STALL;
break;
case 2:
USBFS_DEVICE->UEP2_TX_CTRL = (USBFS_DEVICE->UEP2_TX_CTRL &= ~USBFS_UEP_T_RES_MASK) | USBFS_UEP_T_RES_STALL;
break;
case 3:
USBFS_DEVICE->UEP3_TX_CTRL = (USBFS_DEVICE->UEP3_TX_CTRL &= ~USBFS_UEP_T_RES_MASK) | USBFS_UEP_T_RES_STALL;
break;
case 4:
USBFS_DEVICE->UEP4_TX_CTRL = (USBFS_DEVICE->UEP4_TX_CTRL &= ~USBFS_UEP_T_RES_MASK) | USBFS_UEP_T_RES_STALL;
break;
case 5:
USBFS_DEVICE->UEP5_TX_CTRL = (USBFS_DEVICE->UEP5_TX_CTRL &= ~USBFS_UEP_T_RES_MASK) | USBFS_UEP_T_RES_STALL;
break;
case 6:
USBFS_DEVICE->UEP6_TX_CTRL = (USBFS_DEVICE->UEP6_TX_CTRL &= ~USBFS_UEP_T_RES_MASK) | USBFS_UEP_T_RES_STALL;
break;
case 7:
USBFS_DEVICE->UEP7_TX_CTRL = (USBFS_DEVICE->UEP7_TX_CTRL &= ~USBFS_UEP_T_RES_MASK) | USBFS_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:
USBFS_DEVICE->UEP1_RX_CTRL = (USBFS_DEVICE->UEP1_RX_CTRL & ~(USBFS_UEP_R_TOG | USBFS_UEP_R_RES_MASK)) | USBFS_UEP_R_RES_ACK;
break;
case 2:
USBFS_DEVICE->UEP2_RX_CTRL = (USBFS_DEVICE->UEP2_RX_CTRL & ~(USBFS_UEP_R_TOG | USBFS_UEP_R_RES_MASK)) | USBFS_UEP_R_RES_ACK;
break;
case 3:
USBFS_DEVICE->UEP3_RX_CTRL = (USBFS_DEVICE->UEP3_RX_CTRL & ~(USBFS_UEP_R_TOG | USBFS_UEP_R_RES_MASK)) | USBFS_UEP_R_RES_ACK;
break;
case 4:
USBFS_DEVICE->UEP4_RX_CTRL = (USBFS_DEVICE->UEP4_RX_CTRL & ~(USBFS_UEP_R_TOG | USBFS_UEP_R_RES_MASK)) | USBFS_UEP_R_RES_ACK;
break;
case 5:
USBFS_DEVICE->UEP5_RX_CTRL = (USBFS_DEVICE->UEP5_RX_CTRL & ~(USBFS_UEP_R_TOG | USBFS_UEP_R_RES_MASK)) | USBFS_UEP_R_RES_ACK;
break;
case 6:
USBFS_DEVICE->UEP6_RX_CTRL = (USBFS_DEVICE->UEP6_RX_CTRL & ~(USBFS_UEP_R_TOG | USBFS_UEP_R_RES_MASK)) | USBFS_UEP_R_RES_ACK;
break;
case 7:
USBFS_DEVICE->UEP7_RX_CTRL = (USBFS_DEVICE->UEP7_RX_CTRL & ~(USBFS_UEP_R_TOG | USBFS_UEP_R_RES_MASK)) | USBFS_UEP_R_RES_ACK;
break;
default:
break;
}
} else {
switch (ep_idx) {
case 0:
break;
case 1:
USBFS_DEVICE->UEP1_TX_CTRL = (USBFS_DEVICE->UEP1_TX_CTRL & ~(USBFS_UEP_T_TOG | USBFS_UEP_T_RES_MASK)) | USBFS_UEP_T_RES_NAK;
break;
case 2:
USBFS_DEVICE->UEP2_TX_CTRL = (USBFS_DEVICE->UEP2_TX_CTRL & ~(USBFS_UEP_T_TOG | USBFS_UEP_T_RES_MASK)) | USBFS_UEP_T_RES_NAK;
break;
case 3:
USBFS_DEVICE->UEP3_TX_CTRL = (USBFS_DEVICE->UEP3_TX_CTRL & ~(USBFS_UEP_T_TOG | USBFS_UEP_T_RES_MASK)) | USBFS_UEP_T_RES_NAK;
break;
case 4:
USBFS_DEVICE->UEP4_TX_CTRL = (USBFS_DEVICE->UEP4_TX_CTRL & ~(USBFS_UEP_T_TOG | USBFS_UEP_T_RES_MASK)) | USBFS_UEP_T_RES_NAK;
break;
case 5:
USBFS_DEVICE->UEP5_TX_CTRL = (USBFS_DEVICE->UEP5_TX_CTRL & ~(USBFS_UEP_T_TOG | USBFS_UEP_T_RES_MASK)) | USBFS_UEP_T_RES_NAK;
break;
case 6:
USBFS_DEVICE->UEP6_TX_CTRL = (USBFS_DEVICE->UEP6_TX_CTRL & ~(USBFS_UEP_T_TOG | USBFS_UEP_T_RES_MASK)) | USBFS_UEP_T_RES_NAK;
break;
case 7:
USBFS_DEVICE->UEP7_TX_CTRL = (USBFS_DEVICE->UEP7_TX_CTRL & ~(USBFS_UEP_T_TOG | USBFS_UEP_T_RES_MASK)) | USBFS_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:
USBFS_DEVICE->UEP0_TX_LEN = 0;
break;
case 1:
USBFS_DEVICE->UEP1_TX_LEN = 0;
USBFS_DEVICE->UEP1_TX_CTRL = (USBFS_DEVICE->UEP1_TX_CTRL & ~USBFS_UEP_T_RES_MASK) | USBFS_UEP_T_RES_ACK;
break;
case 2:
USBFS_DEVICE->UEP2_TX_LEN = 0;
USBFS_DEVICE->UEP2_TX_CTRL = (USBFS_DEVICE->UEP2_TX_CTRL & ~USBFS_UEP_T_RES_MASK) | USBFS_UEP_T_RES_ACK;
break;
case 3:
USBFS_DEVICE->UEP3_TX_LEN = 0;
USBFS_DEVICE->UEP3_TX_CTRL = (USBFS_DEVICE->UEP3_TX_CTRL & ~USBFS_UEP_T_RES_MASK) | USBFS_UEP_T_RES_ACK;
break;
case 4:
USBFS_DEVICE->UEP4_TX_LEN = 0;
USBFS_DEVICE->UEP4_TX_CTRL = (USBFS_DEVICE->UEP4_TX_CTRL & ~USBFS_UEP_T_RES_MASK) | USBFS_UEP_T_RES_ACK;
break;
case 5:
USBFS_DEVICE->UEP5_TX_LEN = 0;
USBFS_DEVICE->UEP5_TX_CTRL = (USBFS_DEVICE->UEP5_TX_CTRL & ~USBFS_UEP_T_RES_MASK) | USBFS_UEP_T_RES_ACK;
break;
case 6:
USBFS_DEVICE->UEP6_TX_LEN = 0;
USBFS_DEVICE->UEP6_TX_CTRL = (USBFS_DEVICE->UEP6_TX_CTRL & ~USBFS_UEP_T_RES_MASK) | USBFS_UEP_T_RES_ACK;
break;
case 7:
USBFS_DEVICE->UEP7_TX_LEN = 0;
USBFS_DEVICE->UEP7_TX_CTRL = (USBFS_DEVICE->UEP7_TX_CTRL & ~USBFS_UEP_T_RES_MASK) | USBFS_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);
USBFS_DEVICE->UEP0_TX_LEN = data_len;
break;
case 1:
memcpy(&EP1_DatabufHD[64], data, data_len);
USBFS_DEVICE->UEP1_TX_LEN = data_len;
USBFS_DEVICE->UEP1_TX_CTRL = (USBFS_DEVICE->UEP1_TX_CTRL & ~USBFS_UEP_T_RES_MASK) | USBFS_UEP_T_RES_ACK;
break;
case 2:
memcpy(&EP2_DatabufHD[64], data, data_len);
USBFS_DEVICE->UEP2_TX_LEN = data_len;
USBFS_DEVICE->UEP2_TX_CTRL = (USBFS_DEVICE->UEP2_TX_CTRL & ~USBFS_UEP_T_RES_MASK) | USBFS_UEP_T_RES_ACK;
break;
case 3:
memcpy(&EP3_DatabufHD[64], data, data_len);
USBFS_DEVICE->UEP3_TX_LEN = data_len;
USBFS_DEVICE->UEP3_TX_CTRL = (USBFS_DEVICE->UEP3_TX_CTRL & ~USBFS_UEP_T_RES_MASK) | USBFS_UEP_T_RES_ACK;
break;
case 4:
memcpy(&EP4_DatabufHD[64], data, data_len);
USBFS_DEVICE->UEP4_TX_LEN = data_len;
USBFS_DEVICE->UEP4_TX_CTRL = (USBFS_DEVICE->UEP4_TX_CTRL & ~USBFS_UEP_T_RES_MASK) | USBFS_UEP_T_RES_ACK;
break;
case 5:
memcpy(&EP5_DatabufHD[64], data, data_len);
USBFS_DEVICE->UEP5_TX_LEN = data_len;
USBFS_DEVICE->UEP5_TX_CTRL = (USBFS_DEVICE->UEP5_TX_CTRL & ~USBFS_UEP_T_RES_MASK) | USBFS_UEP_T_RES_ACK;
break;
case 6:
memcpy(&EP6_DatabufHD[64], data, data_len);
USBFS_DEVICE->UEP6_TX_LEN = data_len;
USBFS_DEVICE->UEP6_TX_CTRL = (USBFS_DEVICE->UEP6_TX_CTRL & ~USBFS_UEP_T_RES_MASK) | USBFS_UEP_T_RES_ACK;
break;
case 7:
memcpy(&EP7_DatabufHD[64], data, data_len);
USBFS_DEVICE->UEP7_TX_LEN = data_len;
USBFS_DEVICE->UEP7_TX_CTRL = (USBFS_DEVICE->UEP7_TX_CTRL & ~USBFS_UEP_T_RES_MASK) | USBFS_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 = USBFS_DEVICE->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;
}
void USBD_IRQHandler(void)
{
uint8_t intflag = 0;
intflag = USBFS_DEVICE->INT_FG;
if (intflag & USBFS_UIF_TRANSFER) {
switch (USBFS_DEVICE->INT_ST & USBFS_UIS_TOKEN_MASK) {
case USBFS_UIS_TOKEN_SETUP:
USBFS_DEVICE->UEP0_TX_CTRL = USBFS_UEP_T_TOG | USBFS_UEP_T_RES_NAK;
USBFS_DEVICE->UEP0_RX_CTRL = USBFS_UEP_R_TOG | USBFS_UEP_R_RES_ACK;
usbd_event_notify_handler(USBD_EVENT_SETUP_NOTIFY, NULL);
USBFS_DEVICE->UEP0_TX_CTRL = USBFS_UEP_T_TOG | USBFS_UEP_T_RES_ACK;
USBFS_DEVICE->UEP0_RX_CTRL = USBFS_UEP_R_TOG | USBFS_UEP_R_RES_ACK;
break;
case USBFS_UIS_TOKEN_IN:
switch (USBFS_DEVICE->INT_ST & (USBFS_UIS_TOKEN_MASK | USBFS_UIS_ENDP_MASK)) {
case USBFS_UIS_TOKEN_IN:
usbd_event_notify_handler(USBD_EVENT_EP0_IN_NOTIFY, NULL);
if (usb_dc_cfg.dev_addr > 0) {
USBFS_DEVICE->DEV_ADDR = (USBFS_DEVICE->DEV_ADDR & USBFS_UDA_GP_BIT) | usb_dc_cfg.dev_addr;
usb_dc_cfg.dev_addr = 0;
}
if (mps_over_flag) {
mps_over_flag = 0;
USBFS_DEVICE->UEP0_TX_CTRL ^= USBFS_UEP_T_TOG;
} else {
USBFS_DEVICE->UEP0_TX_CTRL = USBFS_UEP_T_RES_NAK;
USBFS_DEVICE->UEP0_RX_CTRL = USBFS_UEP_R_RES_ACK;
}
break;
case USBFS_UIS_TOKEN_IN | 1:
USBFS_DEVICE->UEP1_TX_CTRL = (USBFS_DEVICE->UEP1_TX_CTRL & ~USBFS_UEP_T_RES_MASK) | USBFS_UEP_T_RES_NAK;
USBFS_DEVICE->UEP1_TX_CTRL ^= USBFS_UEP_T_TOG;
usbd_event_notify_handler(USBD_EVENT_EP_IN_NOTIFY, (void *)(1 | 0x80));
break;
case USBFS_UIS_TOKEN_IN | 2:
USBFS_DEVICE->UEP2_TX_CTRL = (USBFS_DEVICE->UEP2_TX_CTRL & ~USBFS_UEP_T_RES_MASK) | USBFS_UEP_T_RES_NAK;
USBFS_DEVICE->UEP2_TX_CTRL ^= USBFS_UEP_T_TOG;
usbd_event_notify_handler(USBD_EVENT_EP_IN_NOTIFY, (void *)(2 | 0x80));
break;
case USBFS_UIS_TOKEN_IN | 3:
USBFS_DEVICE->UEP3_TX_CTRL = (USBFS_DEVICE->UEP3_TX_CTRL & ~USBFS_UEP_T_RES_MASK) | USBFS_UEP_T_RES_NAK;
USBFS_DEVICE->UEP3_TX_CTRL ^= USBFS_UEP_T_TOG;
usbd_event_notify_handler(USBD_EVENT_EP_IN_NOTIFY, (void *)(3 | 0x80));
break;
case USBFS_UIS_TOKEN_IN | 4:
USBFS_DEVICE->UEP4_TX_CTRL = (USBFS_DEVICE->UEP4_TX_CTRL & ~USBFS_UEP_T_RES_MASK) | USBFS_UEP_T_RES_NAK;
USBFS_DEVICE->UEP4_TX_CTRL ^= USBFS_UEP_T_TOG;
usbd_event_notify_handler(USBD_EVENT_EP_IN_NOTIFY, (void *)(4 | 0x80));
break;
case USBFS_UIS_TOKEN_IN | 5:
USBFS_DEVICE->UEP5_TX_CTRL = (USBFS_DEVICE->UEP5_TX_CTRL & ~USBFS_UEP_T_RES_MASK) | USBFS_UEP_T_RES_NAK;
USBFS_DEVICE->UEP5_TX_CTRL ^= USBFS_UEP_T_TOG;
usbd_event_notify_handler(USBD_EVENT_EP_IN_NOTIFY, (void *)(5 | 0x80));
break;
case USBFS_UIS_TOKEN_IN | 6:
USBFS_DEVICE->UEP6_TX_CTRL = (USBFS_DEVICE->UEP6_TX_CTRL & ~USBFS_UEP_T_RES_MASK) | USBFS_UEP_T_RES_NAK;
USBFS_DEVICE->UEP6_TX_CTRL ^= USBFS_UEP_T_TOG;
usbd_event_notify_handler(USBD_EVENT_EP_IN_NOTIFY, (void *)(6 | 0x80));
break;
case USBFS_UIS_TOKEN_IN | 7:
USBFS_DEVICE->UEP7_TX_CTRL = (USBFS_DEVICE->UEP7_TX_CTRL & ~USBFS_UEP_T_RES_MASK) | USBFS_UEP_T_RES_NAK;
USBFS_DEVICE->UEP7_TX_CTRL ^= USBFS_UEP_T_TOG;
usbd_event_notify_handler(USBD_EVENT_EP_IN_NOTIFY, (void *)(7 | 0x80));
break;
default:
break;
}
break;
case USBFS_UIS_TOKEN_OUT:
switch (USBFS_DEVICE->INT_ST & (USBFS_UIS_TOKEN_MASK | USBFS_UIS_ENDP_MASK)) {
case USBFS_UIS_TOKEN_OUT:
usbd_event_notify_handler(USBD_EVENT_EP0_OUT_NOTIFY, NULL);
break;
case USBFS_UIS_TOKEN_OUT | 1:
if (USBFS_DEVICE->INT_ST & USBFS_UIS_TOG_OK) {
USBFS_DEVICE->UEP1_RX_CTRL ^= USBFS_UEP_R_TOG;
usbd_event_notify_handler(USBD_EVENT_EP_OUT_NOTIFY, (void *)(1 & 0x7f));
}
break;
case USBFS_UIS_TOKEN_OUT | 2:
if (USBFS_DEVICE->INT_ST & USBFS_UIS_TOG_OK) {
USBFS_DEVICE->UEP2_RX_CTRL ^= USBFS_UEP_R_TOG;
usbd_event_notify_handler(USBD_EVENT_EP_OUT_NOTIFY, (void *)(2 & 0x7f));
}
break;
case USBFS_UIS_TOKEN_OUT | 3:
if (USBFS_DEVICE->INT_ST & USBFS_UIS_TOG_OK) {
USBFS_DEVICE->UEP3_RX_CTRL ^= USBFS_UEP_R_TOG;
usbd_event_notify_handler(USBD_EVENT_EP_OUT_NOTIFY, (void *)(3 & 0x7f));
}
break;
case USBFS_UIS_TOKEN_OUT | 4:
if (USBFS_DEVICE->INT_ST & USBFS_UIS_TOG_OK) {
USBFS_DEVICE->UEP4_RX_CTRL ^= USBFS_UEP_R_TOG;
usbd_event_notify_handler(USBD_EVENT_EP_OUT_NOTIFY, (void *)(4 & 0x7f));
}
break;
case USBFS_UIS_TOKEN_OUT | 5:
if (USBFS_DEVICE->INT_ST & USBFS_UIS_TOG_OK) {
USBFS_DEVICE->UEP5_RX_CTRL ^= USBFS_UEP_R_TOG;
usbd_event_notify_handler(USBD_EVENT_EP_OUT_NOTIFY, (void *)(5 & 0x7f));
}
break;
case USBFS_UIS_TOKEN_OUT | 6:
if (USBFS_DEVICE->INT_ST & USBFS_UIS_TOG_OK) {
USBFS_DEVICE->UEP6_RX_CTRL ^= USBFS_UEP_R_TOG;
usbd_event_notify_handler(USBD_EVENT_EP_OUT_NOTIFY, (void *)(6 & 0x7f));
}
break;
case USBFS_UIS_TOKEN_OUT | 7:
if (USBFS_DEVICE->INT_ST & USBFS_UIS_TOG_OK) {
USBFS_DEVICE->UEP7_RX_CTRL ^= USBFS_UEP_R_TOG;
usbd_event_notify_handler(USBD_EVENT_EP_OUT_NOTIFY, (void *)(7 & 0x7f));
}
break;
}
break;
case USBFS_UIS_TOKEN_SOF:
break;
default:
break;
}
USBFS_DEVICE->INT_FG = USBFS_UIF_TRANSFER;
} else if (intflag & USBFS_UIF_BUS_RST) {
USBFS_DEVICE->DEV_ADDR = 0;
USBFS_DEVICE->UEP0_RX_CTRL = USBFS_UEP_R_RES_ACK;
USBFS_DEVICE->UEP1_RX_CTRL = USBFS_UEP_R_RES_ACK;
USBFS_DEVICE->UEP2_RX_CTRL = USBFS_UEP_R_RES_ACK;
USBFS_DEVICE->UEP3_RX_CTRL = USBFS_UEP_R_RES_ACK;
USBFS_DEVICE->UEP4_RX_CTRL = USBFS_UEP_R_RES_ACK;
USBFS_DEVICE->UEP5_RX_CTRL = USBFS_UEP_R_RES_ACK;
USBFS_DEVICE->UEP6_RX_CTRL = USBFS_UEP_R_RES_ACK;
USBFS_DEVICE->UEP7_RX_CTRL = USBFS_UEP_R_RES_ACK;
USBFS_DEVICE->UEP0_TX_CTRL = USBFS_UEP_T_RES_NAK;
USBFS_DEVICE->UEP1_TX_CTRL = USBFS_UEP_T_RES_NAK;
USBFS_DEVICE->UEP2_TX_CTRL = USBFS_UEP_T_RES_NAK;
USBFS_DEVICE->UEP3_TX_CTRL = USBFS_UEP_T_RES_NAK;
USBFS_DEVICE->UEP4_TX_CTRL = USBFS_UEP_T_RES_NAK;
USBFS_DEVICE->UEP5_TX_CTRL = USBFS_UEP_T_RES_NAK;
USBFS_DEVICE->UEP6_TX_CTRL = USBFS_UEP_T_RES_NAK;
USBFS_DEVICE->UEP7_TX_CTRL = USBFS_UEP_T_RES_NAK;
usbd_event_notify_handler(USBD_EVENT_RESET, NULL);
USBFS_DEVICE->INT_FG |= USBFS_UIF_BUS_RST;
} else if (intflag & USBFS_UIF_SUSPEND) {
if (USBFS_DEVICE->MIS_ST & USBFS_UMS_SUSPEND) {
;
} else {
;
}
USBFS_DEVICE->INT_FG = USBFS_UIF_SUSPEND;
} else {
USBFS_DEVICE->INT_FG = intflag;
}
}
Reference in New Issue View Git Blame Copy Permalink