diff options
| author | hathach <[email protected]> | 2020-06-14 18:29:38 +0700 |
|---|---|---|
| committer | hathach <[email protected]> | 2020-06-14 18:29:38 +0700 |
| commit | f438aedccba2b48d4ea9e606c3529c9fd6cb6985 (patch) | |
| tree | d7e574702e7689844d205bb4d90ee2d0b2625e68 /src | |
| parent | 95966c22010bf01579f39847624395724298c459 (diff) | |
overwrite setup packet
Diffstat (limited to 'src')
| -rw-r--r-- | src/portable/st/synopsys/dcd_synopsys.c | 14 |
1 files changed, 4 insertions, 10 deletions
diff --git a/src/portable/st/synopsys/dcd_synopsys.c b/src/portable/st/synopsys/dcd_synopsys.c index 739361da9..39d8fe73d 100644 --- a/src/portable/st/synopsys/dcd_synopsys.c +++ b/src/portable/st/synopsys/dcd_synopsys.c @@ -125,8 +125,7 @@ enum // We disable SOF for now until needed later on #define USE_SOF 0 -static TU_ATTR_ALIGNED(4) uint32_t _setup_packet[6]; -static uint8_t _setup_offs; // We store up to 3 setup packets. +static TU_ATTR_ALIGNED(4) uint32_t _setup_packet[2]; typedef struct { uint8_t * buffer; @@ -670,17 +669,14 @@ static void read_rx_fifo(uint8_t rhport, USB_OTG_OUTEndpointTypeDef * out_ep) case 0x03: // Out packet done (Interrupt) break; case 0x04: // Setup packet done (Interrupt) - _setup_offs = 2 - ((out_ep[epnum].DOEPTSIZ & USB_OTG_DOEPTSIZ_STUPCNT_Msk) >> USB_OTG_DOEPTSIZ_STUPCNT_Pos); out_ep[epnum].DOEPTSIZ |= (3 << USB_OTG_DOEPTSIZ_STUPCNT_Pos); break; case 0x06: // Setup packet recvd { - uint8_t setup_left = ((out_ep[epnum].DOEPTSIZ & USB_OTG_DOEPTSIZ_STUPCNT_Msk) >> USB_OTG_DOEPTSIZ_STUPCNT_Pos); - // We can receive up to three setup packets in succession, but // only the last one is valid. - _setup_packet[4 - 2*setup_left] = (* rx_fifo); - _setup_packet[5 - 2*setup_left] = (* rx_fifo); + _setup_packet[0] = (* rx_fifo); + _setup_packet[1] = (* rx_fifo); } break; default: // Invalid @@ -699,8 +695,7 @@ static void handle_epout_ints(uint8_t rhport, USB_OTG_DeviceTypeDef * dev, USB_O // SETUP packet Setup Phase done. if(out_ep[n].DOEPINT & USB_OTG_DOEPINT_STUP) { out_ep[n].DOEPINT = USB_OTG_DOEPINT_STUP; - dcd_event_setup_received(rhport, (uint8_t*) &_setup_packet[2*_setup_offs], true); - _setup_offs = 0; + dcd_event_setup_received(rhport, (uint8_t*) &_setup_packet[0], true); } // OUT XFER complete (single packet). @@ -736,7 +731,6 @@ static void handle_epin_ints(uint8_t rhport, USB_OTG_DeviceTypeDef * dev, USB_OT if ( dev->DAINT & (1 << (USB_OTG_DAINT_IEPINT_Pos + n)) ) { - // IN XFER complete (entire xfer). if ( in_ep[n].DIEPINT & USB_OTG_DIEPINT_XFRC ) { |