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stm32f4: Implement dcd_edpt_open.

This commit is contained in:
William D. Jones 2019-01-30 09:27:27 -05:00
parent 7aadaa3ef2
commit f5d9e7e560
1 changed files with 31 additions and 31 deletions
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62
src/portable/stm/stm32f4/dcd_stm32f4.c
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@ -58,7 +58,7 @@ typedef struct {
uint8_t * buffer;
uint16_t total_len;
uint16_t queued_len;
uint8_t max_size;
uint16_t max_size;
} xfer_ctl_t;
xfer_ctl_t xfer_status[4][2];
@ -206,38 +206,38 @@ void dcd_set_config (uint8_t rhport, uint8_t config_num)
bool dcd_edpt_open (uint8_t rhport, tusb_desc_endpoint_t const * desc_edpt)
{
(void) rhport;
USB_OTG_OUTEndpointTypeDef * out_ep = OUT_EP_BASE;
USB_OTG_INEndpointTypeDef * in_ep = IN_EP_BASE;
// uint8_t const epnum = edpt_number(desc_edpt->bEndpointAddress);
// uint8_t const dir = edpt_dir(desc_edpt->bEndpointAddress);
//
// UsbDeviceDescBank* bank = &sram_registers[epnum][dir];
// uint32_t size_value = 0;
// while (size_value < 7) {
// if (1 << (size_value + 3) == desc_edpt->wMaxPacketSize.size) {
// break;
// }
// size_value++;
// }
//
// // unsupported endpoint size
// if ( size_value == 7 && desc_edpt->wMaxPacketSize.size != 1023 ) return false;
//
// bank->PCKSIZE.bit.SIZE = size_value;
//
// UsbDeviceEndpoint* ep = &USB->DEVICE.DeviceEndpoint[epnum];
//
// if ( dir == TUSB_DIR_OUT )
// {
// ep->EPCFG.bit.EPTYPE0 = desc_edpt->bmAttributes.xfer + 1;
// ep->EPINTENSET.bit.TRCPT0 = true;
// }else
// {
// ep->EPCFG.bit.EPTYPE1 = desc_edpt->bmAttributes.xfer + 1;
// ep->EPINTENSET.bit.TRCPT1 = true;
// }
uint8_t const epnum = tu_edpt_number(desc_edpt->bEndpointAddress);
uint8_t const dir = tu_edpt_dir(desc_edpt->bEndpointAddress);
// return true;
return false;
// Unsupported endpoint numbers/size.
if((desc_edpt->wMaxPacketSize.size > 64) || (epnum > 3)) {
return false;
}
xfer_ctl_t * xfer = XFER_CTL_BASE(epnum, dir);
xfer->max_size = desc_edpt->wMaxPacketSize.size;
bool bulk_or_int = (desc_edpt->bmAttributes.xfer == 0x02 || desc_edpt->bmAttributes.xfer == 0x03);
if(dir == TUSB_DIR_OUT) {
out_ep[epnum].DOEPCTL |= USB_OTG_DOEPCTL_EPENA | \
(bulk_or_int ? USB_OTG_DOEPCTL_SD0PID_SEVNFRM : 0uL) | \
desc_edpt->bmAttributes.xfer << USB_OTG_DOEPCTL_EPTYP_Pos | \
desc_edpt->wMaxPacketSize.size << USB_OTG_DOEPCTL_MPSIZ_Pos;
} else {
in_ep[epnum].DIEPCTL |= USB_OTG_DIEPCTL_EPENA | \
(bulk_or_int ? USB_OTG_DIEPCTL_SD0PID_SEVNFRM : 0uL) | \
epnum << USB_OTG_DIEPCTL_TXFNUM_Pos | \
desc_edpt->bmAttributes.xfer << USB_OTG_DIEPCTL_EPTYP_Pos | \
desc_edpt->wMaxPacketSize.size << USB_OTG_DIEPCTL_MPSIZ_Pos;
USB_OTG_FS->DIEPTXF[epnum - 1] = (40 << USB_OTG_DIEPTXF_INEPTXFD_Pos) | (epnum * 0x100);
}
return true;
}
bool dcd_edpt_xfer (uint8_t rhport, uint8_t ep_addr, uint8_t * buffer, uint16_t total_bytes)