Martin Kojtal
a
Fork of
USBDevice
by 
mbed official
Diff: USBDevice/USBHAL_NUC472.cpp
- Revision:
- 71:53949e6131f6
- Parent:
- 70:2c525a50f1b6
--- a/USBDevice/USBHAL_NUC472.cpp Thu Jul 20 10:14:36 2017 +0100
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,730 +0,0 @@
-/* mbed Microcontroller Library
- * Copyright (c) 2015-2016 Nuvoton
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#if defined(TARGET_NUMAKER_PFM_NUC472)
-
-#include "USBHAL.h"
-#include "NUC472_442.h"
-#include "pinmap.h"
-
-/**
- * EP: mbed USBD defined endpoint, e.g. EP0OUT/IN, EP1OUT/IN, EP2OUT/IN.
- * EPX: BSP defined endpoint, e.g. CEP, EPA, EPB, EPC.
- */
-
-USBHAL * USBHAL::instance;
-
-static volatile uint32_t s_ep_compl = 0;
-static volatile uint32_t s_ep_buf_ind = 0;
-static volatile uint8_t s_usb_addr = 0;
-static volatile S_USBD_CMD_T s_setup;
-static volatile uint16_t s_ctrlin_packetsize;
-static uint8_t *g_usbd_CtrlInPointer = 0;
-static uint32_t g_usbd_CtrlMaxPktSize = 64;
-static uint32_t g_usbd_ShortPkt = 0;
-static uint32_t gEpRead = 0;
-static uint32_t gEpReadCnt = 0;
-
-void USBD_CtrlInput(void)
-{
- int volatile i;
- uint32_t volatile count;
-
- // Process remained data
- if (g_usbd_CtrlInSize >= g_usbd_CtrlMaxPktSize)
- {
- // Data size > MXPLD
- for (i=0; i<(g_usbd_CtrlMaxPktSize >> 2); i++, g_usbd_CtrlInPointer+=4)
- USBD->CEPDAT = *(uint32_t *)g_usbd_CtrlInPointer;
- USBD_START_CEP_IN(g_usbd_CtrlMaxPktSize);
- g_usbd_CtrlInSize -= g_usbd_CtrlMaxPktSize;
- }
- else
- {
- // Data size <= MXPLD
- for (i=0; i<(g_usbd_CtrlInSize >> 2); i++, g_usbd_CtrlInPointer+=4)
- USBD->CEPDAT = *(uint32_t *)g_usbd_CtrlInPointer;
-
- count = g_usbd_CtrlInSize % 4;
- for (i=0; i<count; i++)
- USBD->CEPDAT_BYTE = *(uint8_t *)(g_usbd_CtrlInPointer + i);
-
- USBD_START_CEP_IN(g_usbd_CtrlInSize);
- g_usbd_CtrlInPointer = 0;
- g_usbd_CtrlInSize = 0;
- }
-}
-
-USBHAL::USBHAL(void)
-{
- SYS_UnlockReg();
-
- s_ep_buf_ind = 0;
-
- memset(epCallback, 0x00, sizeof (epCallback));
- epCallback[0] = &USBHAL::EP1_OUT_callback;
- epCallback[1] = &USBHAL::EP2_IN_callback;
- epCallback[2] = &USBHAL::EP3_OUT_callback;
- epCallback[3] = &USBHAL::EP4_IN_callback;
- epCallback[4] = &USBHAL::EP5_OUT_callback;
- epCallback[5] = &USBHAL::EP6_IN_callback;
- epCallback[6] = &USBHAL::EP7_OUT_callback;
- epCallback[7] = &USBHAL::EP8_IN_callback;
- epCallback[8] = &USBHAL::EP9_OUT_callback;
- epCallback[9] = &USBHAL::EP10_IN_callback;
- epCallback[10] = &USBHAL::EP11_OUT_callback;
- epCallback[11] = &USBHAL::EP12_IN_callback;
-
- instance = this;
-
- /* Enable USBD module clock */
- CLK_EnableModuleClock(USBD_MODULE);
-
- /* Enable USB PHY's LDO33. Run as USB device. */
- SYS->USBPHY = SYS_USBPHY_USBROLE_OTG_V33_EN | SYS_USBPHY_USBROLE_STD_USBD;
-
- /* Enable USB PHY and wait for it ready */
- USBD_ENABLE_PHY();
- while (1)
- {
- USBD->EPAMPS = 0x20;
- if (USBD->EPAMPS == 0x20)
- break;
- }
-
- /* Force to full-speed */
- USBD->OPER = 0;//USBD_OPER_HISPDEN_Msk;
-
- /* Set SE0 (disconnect) */
- USBD_SET_SE0();
-
- NVIC_SetVector(USBD_IRQn, (uint32_t) &_usbisr);
- NVIC_EnableIRQ(USBD_IRQn);
-}
-
-USBHAL::~USBHAL(void)
-{
- NVIC_DisableIRQ(USBD_IRQn);
- USBD_SET_SE0();
- USBD_DISABLE_PHY();
-}
-
-void USBHAL::connect(void)
-{
- USBD_ResetDMA();
- USBD_SET_ADDR(0);
-
- /**
- * Control Transfer Packet Size Constraints
- * low-speed: 8
- * full-speed: 8, 16, 32, 64
- * high-speed: 64
- */
- /* Control endpoint */
- USBD_SetEpBufAddr(CEP, s_ep_buf_ind, MAX_PACKET_SIZE_EP0);
- s_ep_buf_ind = MAX_PACKET_SIZE_EP0;
-
- /* Enable USB/CEP interrupt */
- USBD_ENABLE_USB_INT(USBD_GINTEN_USBIE_Msk | USBD_GINTEN_CEPIE_Msk);
- USBD_ENABLE_CEP_INT(USBD_CEPINTEN_SETUPPKIEN_Msk|USBD_CEPINTEN_STSDONEIEN_Msk);
-
- /* Enable BUS interrupt */
- USBD_ENABLE_BUS_INT(
- USBD_BUSINTEN_DMADONEIEN_Msk |
- USBD_BUSINTEN_RESUMEIEN_Msk |
- USBD_BUSINTEN_RSTIEN_Msk |
- USBD_BUSINTEN_VBUSDETIEN_Msk |
- USBD_BUSINTEN_SOFIEN_Msk
- );
-
- /* Clear SE0 (connect) */
- USBD_CLR_SE0();
-}
-
-void USBHAL::disconnect(void)
-{
- /* Set SE0 (disconnect) */
- USBD_SET_SE0();
-}
-
-void USBHAL::configureDevice(void)
-{
- /**
- * In USBDevice.cpp > USBDevice::requestSetConfiguration, configureDevice() is called after realiseEndpoint() (in USBCallback_setConfiguration()).
- * So we have the following USB buffer management policy:
- * 1. Allocate for CEP on connect().
- * 2. Allocate for EPX in realiseEndpoint().
- * 3. Deallocate all except for CEP in unconfigureDevice().
- */
-}
-
-void USBHAL::unconfigureDevice(void)
-{
- s_ep_buf_ind = MAX_PACKET_SIZE_EP0;
-}
-
-void USBHAL::setAddress(uint8_t address)
-{
- // NOTE: Delay address setting; otherwise, USB controller won't ack.
- s_usb_addr = address;
-}
-
-void USBHAL::remoteWakeup(void)
-{
- USBD->OPER |= USBD_OPER_RESUMEEN_Msk;
-}
-
-bool USBHAL::realiseEndpoint(uint8_t endpoint, uint32_t maxPacket, uint32_t options)
-{
- uint32_t ep_type;
- uint32_t ep_hw_index = NU_EP2EPH(endpoint);
-
- USBD_SetEpBufAddr(ep_hw_index, s_ep_buf_ind, maxPacket);
- s_ep_buf_ind += maxPacket;
- USBD_SET_MAX_PAYLOAD(ep_hw_index, maxPacket);
-
- switch (NU_EP2EPL(endpoint))
- {
- case 1: case 2:
- ep_type = USB_EP_CFG_TYPE_INT;
- break;
-
- case 3: case 4:
- ep_type = USB_EP_CFG_TYPE_ISO;
- break;
-
- default:
- ep_type = USB_EP_CFG_TYPE_BULK;
- }
- uint32_t ep_dir = (NU_EP_DIR(endpoint) == NU_EP_DIR_IN) ? USB_EP_CFG_DIR_IN : USB_EP_CFG_DIR_OUT;
- USBD_ConfigEp(ep_hw_index, NU_EP2EPL(endpoint), ep_type, ep_dir);
-
- /* Enable USB/EPX interrupt */
- // NOTE: Require USBD_GINTEN_EPAIE_Pos, USBD_GINTEN_EPBIE_Pos, ... USBD_GINTEN_EPLIE_Pos to be consecutive.
- USBD_ENABLE_USB_INT(USBD->GINTEN | USBD_GINTEN_USBIE_Msk |
- USBD_GINTEN_CEPIE_Msk |
- 1 << (ep_hw_index + USBD_GINTEN_EPAIE_Pos)); // Added USB/EPX interrupt
-
- if (ep_dir == 0)
- USBD_ENABLE_EP_INT(ep_hw_index, USBD_EPINTEN_RXPKIEN_Msk);
- else
- USBD_ENABLE_EP_INT(ep_hw_index, USBD_EPINTEN_TXPKIEN_Msk);
- return true;
-}
-
-void USBHAL::EP0setup(uint8_t *buffer)
-{
- uint32_t sz;
- endpointReadResult(EP0OUT, buffer, &sz);
-}
-
-void USBHAL::EP0read(void)
-{
- if (s_setup.wLength && ! (s_setup.bmRequestType & 0x80))
- {
- // Control OUT
- USBD_ENABLE_CEP_INT(USBD_CEPINTEN_SETUPPKIEN_Msk | USBD_CEPINTEN_RXPKIEN_Msk);
- }
- else
- {
- // Status stage
- USBD_CLR_CEP_INT_FLAG(USBD_CEPINTSTS_STSDONEIF_Msk);
- USBD_SET_CEP_STATE(USB_CEPCTL_NAKCLR);
- USBD_ENABLE_CEP_INT(USBD_CEPINTEN_STSDONEIEN_Msk);
- }
-}
-
-void USBHAL::EP0readStage(void)
-{
- // N/A
-}
-
-uint32_t USBHAL::EP0getReadResult(uint8_t *buffer)
-{
- uint32_t i;
- uint32_t ceprxcnt = USBD->CEPRXCNT;
- for (i = 0; i < ceprxcnt; i ++)
- *buffer ++ = USBD->CEPDAT_BYTE;
- return ceprxcnt;
-}
-
-void USBHAL::EP0write(uint8_t *buffer, uint32_t size)
-{
- if (buffer && size)
- {
- g_usbd_CtrlInPointer = buffer;
- g_usbd_CtrlInSize = size;
- USBD_CLR_CEP_INT_FLAG(USBD_CEPINTSTS_INTKIF_Msk);
- USBD_ENABLE_CEP_INT(USBD_CEPINTEN_INTKIEN_Msk);
- }
- else
- {
- /* Status stage */
- s_ctrlin_packetsize = 0;
- USBD_CLR_CEP_INT_FLAG(USBD_CEPINTSTS_STSDONEIF_Msk);
- USBD_SET_CEP_STATE(USB_CEPCTL_NAKCLR);
- USBD_ENABLE_CEP_INT(USBD_CEPINTEN_STSDONEIEN_Msk);
- }
-}
-
-void USBHAL::EP0getWriteResult(void)
-{
- // N/A
-}
-
-void USBHAL::EP0stall(void)
-{
- stallEndpoint(EP0OUT);
-}
-
-EP_STATUS USBHAL::endpointRead(uint8_t endpoint, uint32_t maximumSize)
-{
- return EP_PENDING;
-}
-
-EP_STATUS USBHAL::endpointReadResult(uint8_t endpoint, uint8_t * buffer, uint32_t *bytesRead) //spcheng
-{
- if (endpoint == EP0OUT)
- {
- if (buffer) {
- *((uint16_t *) (buffer + 0)) = (uint16_t) USBD->SETUP1_0;
- *((uint16_t *) (buffer + 2)) = (uint16_t) USBD->SETUP3_2;
- *((uint16_t *) (buffer + 4)) = (uint16_t) USBD->SETUP5_4;
- *((uint16_t *) (buffer + 6)) = (uint16_t) USBD->SETUP7_6;
- }
-
- s_setup.bmRequestType = (uint8_t) (USBD->SETUP1_0 & 0xff);
- s_setup.bRequest = (int8_t) (USBD->SETUP1_0 >> 8) & 0xff;
- s_setup.wValue = (uint16_t) USBD->SETUP3_2;
- s_setup.wIndex = (uint16_t) USBD->SETUP5_4;
- s_setup.wLength = (uint16_t) USBD->SETUP7_6;
- }
- else
- {
- if (!(s_ep_compl & (1 << NU_EP2EPL(endpoint))))
- {
- while (1)
- {
- if (!(USBD->DMACTL & USBD_DMACTL_DMAEN_Msk))
- break;
- else
- if (!USBD_IS_ATTACHED())
- break;
- }
- gEpReadCnt = USBD_GET_EP_DATA_COUNT(NU_EP2EPH(endpoint));
- if (gEpReadCnt == 0)
- {
- *bytesRead = 0;
- return EP_COMPLETED;
- }
- s_ep_compl |= (1 << NU_EP2EPL(endpoint));
- USBD_SET_DMA_LEN(gEpReadCnt);
- USBD_SET_DMA_ADDR((uint32_t)buffer);
- USBD_SET_DMA_WRITE(NU_EP2EPL(endpoint));
- USBD_ENABLE_DMA();
- return EP_PENDING;;
-
- }
- else
- {
- if ((USBD->DMACTL & USBD_DMACTL_DMAEN_Msk))
- return EP_PENDING;;
-
- USBD_CLR_BUS_INT_FLAG(USBD_BUSINTSTS_DMADONEIF_Msk);
- s_ep_compl &= ~(1 << NU_EP2EPL(endpoint));
- *bytesRead = gEpReadCnt;
- }
- }
- return EP_COMPLETED;
-}
-
-
-uint32_t USBHAL::endpointReadcore(uint8_t endpoint, uint8_t *buffer)
-{
- return 0;
-}
-
-EP_STATUS USBHAL::endpointWrite(uint8_t endpoint, uint8_t *data, uint32_t size)
-{
- uint32_t ep_logic_index = NU_EP2EPL(endpoint);
- if (ep_logic_index == 0)
- return EP_INVALID;
- else
- {
- uint32_t ep_hw_index = NU_EP2EPH(endpoint);
- uint32_t mps = USBD_GET_EP_MAX_PAYLOAD(ep_hw_index);
- if (size > mps) {
- return EP_INVALID;
- }
- if (size < mps)
- g_usbd_ShortPkt = 1;
- if (!(s_ep_compl & (1 << NU_EP2EPL(endpoint))))
- {
- s_ep_compl |= (1 << ep_logic_index);
-
- while (1)
- {
- if (!(USBD->DMACTL & USBD_DMACTL_DMAEN_Msk))
- break;
- else
- if (!USBD_IS_ATTACHED())
- break;
- }
- USBD_SET_DMA_LEN(size);
- USBD_SET_DMA_ADDR((uint32_t)data);
- USBD_SET_DMA_READ(ep_logic_index);
- USBD_ENABLE_DMA();
- }
- }
- return EP_PENDING;
-}
-
-EP_STATUS USBHAL::endpointWriteResult(uint8_t endpoint)
-{
- if (!(s_ep_compl & (1 << NU_EP2EPL(endpoint))))
- return EP_COMPLETED;
- else
- {
- if ((USBD_GET_EP_DATA_COUNT(NU_EP2EPH(endpoint))) == 0 && !(USBD->DMACTL & USBD_DMACTL_DMAEN_Msk))
- {
- s_ep_compl &= ~(s_ep_compl & (1 << NU_EP2EPL(endpoint)));
- return EP_COMPLETED;
- }
- }
- return EP_PENDING;
-}
-
-void USBHAL::stallEndpoint(uint8_t endpoint)
-{
- uint32_t ep_hw_index = NU_EP2EPH(endpoint);
- if (ep_hw_index >= NUMBER_OF_PHYSICAL_ENDPOINTS)
- return;
- USBD_SetStall(ep_hw_index);
-}
-
-void USBHAL::unstallEndpoint(uint8_t endpoint)
-{
- uint32_t ep_hw_index = NU_EP2EPH(endpoint);
- if (ep_hw_index >= NUMBER_OF_PHYSICAL_ENDPOINTS)
- return;
- USBD_ClearStall(ep_hw_index);
-}
-
-bool USBHAL::getEndpointStallState(uint8_t endpoint)
-{
- uint32_t ep_hw_index = NU_EP2EPH(endpoint);
- if (ep_hw_index >= NUMBER_OF_PHYSICAL_ENDPOINTS)
- return false;
- return USBD_GetStall(ep_hw_index) ? 1 : 0;
-}
-
-void USBHAL::_usbisr(void)
-{
- MBED_ASSERT(instance);
- instance->usbisr();
-}
-
-void USBHAL::usbisr(void)
-{
- uint32_t gintsts = USBD->GINTSTS & USBD->GINTEN;
- if (! gintsts)
- return;
-
- if (gintsts & USBD_GINTSTS_USBIF_Msk)
- {
- uint32_t busintsts = USBD->BUSINTSTS & USBD->BUSINTEN;
-
- /* SOF */
- if (busintsts & USBD_BUSINTSTS_SOFIF_Msk)
- {
- USBD_CLR_BUS_INT_FLAG(USBD_BUSINTSTS_SOFIF_Msk);
- // TODO
- SOF(USBD->FRAMECNT >> 3);
- }
-
- /* Reset */
- if (busintsts & USBD_BUSINTSTS_RSTIF_Msk)
- {
- connect();
- USBD_CLR_BUS_INT_FLAG(USBD_BUSINTSTS_RSTIF_Msk);
- USBD_CLR_CEP_INT_FLAG(0x1ffc);
- }
-
- /* Resume */
- if (busintsts & USBD_BUSINTSTS_RESUMEIF_Msk)
- {
- USBD_ENABLE_BUS_INT(USBD_BUSINTEN_RSTIEN_Msk|USBD_BUSINTEN_SUSPENDIEN_Msk | USBD_BUSINTEN_SOFIEN_Msk | USBD_BUSINTEN_SOFIEN_Msk);
- USBD_CLR_BUS_INT_FLAG(USBD_BUSINTSTS_RESUMEIF_Msk);
- }
-
- /* Suspend */
- if (busintsts & USBD_BUSINTSTS_SUSPENDIF_Msk)
- {
- USBD_ENABLE_BUS_INT(USBD_BUSINTEN_RSTIEN_Msk | USBD_BUSINTEN_RESUMEIEN_Msk |USBD_BUSINTEN_SOFIEN_Msk);
- USBD_CLR_BUS_INT_FLAG(USBD_BUSINTSTS_SUSPENDIF_Msk);
- }
-
- /* High-speed */
- if (busintsts & USBD_BUSINTSTS_HISPDIF_Msk)
- {
- USBD_ENABLE_CEP_INT(USBD_CEPINTEN_SETUPPKIEN_Msk);
- USBD_CLR_BUS_INT_FLAG(USBD_BUSINTSTS_HISPDIF_Msk);
- }
-
- /* DMA */
- if (busintsts & USBD_BUSINTSTS_DMADONEIF_Msk)
- {
- if (USBD->DMACTL & 0x10) /* IN - Read */
- {
- if (g_usbd_ShortPkt)
- {
- uint32_t ep_hw_index = NU_EPL2EPH((USBD->DMACTL & 0xF));
- USBD_SET_EP_SHORT_PACKET(ep_hw_index);
- g_usbd_ShortPkt = 0;
- }
- }
- USBD_CLR_BUS_INT_FLAG(USBD_BUSINTSTS_DMADONEIF_Msk);
- }
-
- /* PHY clock available */
- if (busintsts & USBD_BUSINTSTS_PHYCLKVLDIF_Msk)
- {
- USBD_CLR_BUS_INT_FLAG(USBD_BUSINTSTS_PHYCLKVLDIF_Msk);
- }
-
- /* VBUS plug-in */
- if (busintsts & USBD_BUSINTSTS_VBUSDETIF_Msk)
- {
- if (USBD_IS_ATTACHED())
- {
- // USB plug-in
- USBD_ENABLE_USB();
- }
- else
- {
- // USB unplug-out
- USBD_DISABLE_USB();
- }
- USBD_CLR_BUS_INT_FLAG(USBD_BUSINTSTS_VBUSDETIF_Msk);
- }
- }
-
- /* CEP interrupts */
- if (gintsts & USBD_GINTSTS_CEPIF_Msk)
- {
- uint32_t cepintsts = USBD->CEPINTSTS & USBD->CEPINTEN;
-
- /* SETUP token packet */
- if (cepintsts & USBD_CEPINTSTS_SETUPTKIF_Msk)
- {
- USBD_CLR_CEP_INT_FLAG(USBD_CEPINTSTS_SETUPTKIF_Msk);
- return;
- }
-
- /* SETUP transaction */
- if (cepintsts & USBD_CEPINTSTS_SETUPPKIF_Msk)
- {
- USBD_CLR_CEP_INT_FLAG(USBD_CEPINTSTS_SETUPPKIF_Msk);
- EP0setupCallback();
- return;
- }
-
- /* OUT token packet */
- if (cepintsts & USBD_CEPINTSTS_OUTTKIF_Msk)
- {
- USBD_CLR_CEP_INT_FLAG(USBD_CEPINTSTS_OUTTKIF_Msk);
- USBD_ENABLE_CEP_INT(USBD_CEPINTEN_STSDONEIEN_Msk);
- return;
- }
-
- /* IN token packet */
- if (cepintsts & USBD_CEPINTSTS_INTKIF_Msk)
- {
- USBD_CLR_CEP_INT_FLAG(USBD_CEPINTSTS_INTKIF_Msk);
- if (!(cepintsts & USBD_CEPINTSTS_STSDONEIF_Msk))
- {
- USBD_CLR_CEP_INT_FLAG(USBD_CEPINTSTS_TXPKIF_Msk);
- USBD_ENABLE_CEP_INT(USBD_CEPINTEN_TXPKIEN_Msk);
- USBD_CtrlInput();
- }
- else
- {
- USBD_CLR_CEP_INT_FLAG(USBD_CEPINTSTS_TXPKIF_Msk);
- USBD_ENABLE_CEP_INT(USBD_CEPINTEN_TXPKIEN_Msk|USBD_CEPINTEN_STSDONEIEN_Msk);
- }
- return;
- }
-
- /* PING packet */
- if (cepintsts & USBD_CEPINTSTS_PINGIF_Msk)
- {
- USBD_CLR_CEP_INT_FLAG(USBD_CEPINTSTS_PINGIF_Msk);
- return;
- }
-
- /* IN transaction */
- if (cepintsts & USBD_CEPINTSTS_TXPKIF_Msk)
- {
- EP0in();
- USBD_CLR_CEP_INT_FLAG(USBD_CEPINTSTS_TXPKIF_Msk);
- return;
- }
-
- /* OUT transaction */
- if (cepintsts & USBD_CEPINTSTS_RXPKIF_Msk)
- {
- EP0out();
- USBD_CLR_CEP_INT_FLAG(USBD_CEPINTSTS_RXPKIF_Msk);
- return;
- }
-
- /* NAK handshake packet */
- if (cepintsts & USBD_CEPINTSTS_NAKIF_Msk)
- {
- USBD_CLR_CEP_INT_FLAG(USBD_CEPINTSTS_NAKIF_Msk);
- return;
- }
-
- /* STALL handshake packet */
- if (cepintsts & USBD_CEPINTSTS_STALLIF_Msk)
- {
- USBD_CLR_CEP_INT_FLAG(USBD_CEPINTSTS_STALLIF_Msk);
- return;
- }
-
- /* ERR special packet */
- if (cepintsts & USBD_CEPINTSTS_ERRIF_Msk)
- {
- USBD_CLR_CEP_INT_FLAG(USBD_CEPINTSTS_ERRIF_Msk);
- return;
- }
-
- /* Status stage transaction */
- if (cepintsts & USBD_CEPINTSTS_STSDONEIF_Msk)
- {
- if (s_usb_addr)
- {
- USBD_SET_ADDR(s_usb_addr);
- s_usb_addr = 0;
- }
- USBD_CLR_CEP_INT_FLAG(USBD_CEPINTSTS_STSDONEIF_Msk);
- USBD_ENABLE_CEP_INT(USBD_CEPINTEN_SETUPPKIEN_Msk);
- return;
- }
-
- /* Buffer Full */
- if (cepintsts & USBD_CEPINTSTS_BUFFULLIF_Msk)
- {
- USBD_CLR_CEP_INT_FLAG(USBD_CEPINTSTS_BUFFULLIF_Msk);
- return;
- }
-
- /* Buffer Empty */
- if (cepintsts & USBD_CEPINTSTS_BUFEMPTYIF_Msk)
- {
- USBD_CLR_CEP_INT_FLAG(USBD_CEPINTSTS_BUFEMPTYIF_Msk);
- return;
- }
- }
- /* EPA, EPB, EPC, ... EPL interrupts */
- uint32_t gintsts_epx = gintsts >> 2;
- uint32_t ep_hw_index = 0;
- while (gintsts_epx) {
- if (gintsts_epx & 0x01)
- {
- uint32_t epxintsts = USBD_GET_EP_INT_FLAG(ep_hw_index) & USBD_GET_EP_INT_EN(ep_hw_index);
-
- USBD_CLR_EP_INT_FLAG(ep_hw_index, epxintsts);
-
- /* Buffer Full */
- if (epxintsts & USBD_EPINTSTS_BUFFULLIF_Msk)
- {
- }
-
- /* Buffer Empty */
- if (epxintsts & USBD_EPINTSTS_BUFEMPTYIF_Msk)
- {
- }
-
- /* Short Packet Transferred */
- if (epxintsts & USBD_EPINTSTS_SHORTTXIF_Msk)
- {
- }
-
- /* Data Packet Transmitted */
- if (epxintsts & USBD_EPINTSTS_TXPKIF_Msk)
- {
- s_ep_compl &= ~(1 << (NU_EPH2EPL(ep_hw_index)));
- if ((instance->*(epCallback[ep_hw_index]))())
- {
- }
- }
-
- /* Data Packet Received */
- if (epxintsts & USBD_EPINTSTS_RXPKIF_Msk)
- {
- if ((instance->*(epCallback[ep_hw_index]))())
- {
-
- }
- }
-
- /* OUT token packet */
- if (epxintsts & USBD_EPINTSTS_OUTTKIF_Msk)
- {
- }
-
- /* IN token packet */
- if (epxintsts & USBD_EPINTSTS_INTKIF_Msk)
- {
- }
-
- /* PING packet */
- if (epxintsts & USBD_EPINTSTS_PINGIF_Msk)
- {
- }
-
- /* NAK handshake packet sent to Host */
- if (epxintsts & USBD_EPINTSTS_NAKIF_Msk)
- {
- }
-
- /* STALL handshake packet sent to Host */
- if (epxintsts & USBD_EPINTSTS_STALLIF_Msk)
- {
- }
-
- /* NYET handshake packet sent to Host */
- if (epxintsts & USBD_EPINTSTS_NYETIF_Msk)
- {
- }
-
- /* ERR packet sent to Host */
- if (epxintsts & USBD_EPINTSTS_ERRIF_Msk)
- {
- }
-
- /* Bulk Out Short Packet Received */
- if (epxintsts & USBD_EPINTSTS_SHORTRXIF_Msk)
- {
- }
- }
- gintsts_epx = gintsts_epx >> 1;
- ep_hw_index++;
- }
-}
-#endif
-