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nrf52 control transfer work reliably

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This commit is contained in:
hathach
2018-03-15 13:22:28 +07:00
parent 49a7f8c363
commit b0ec6124e0
4 changed files with 102 additions and 50 deletions
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56
hw/mcu/nordic/nrf52/tusb_port/dcd_nrf52.c
View File

@@ -61,6 +61,8 @@ static struct
uint16_t xfer_len;
uint8_t dir;
}control;
bool dma_running;
}_dcd_data;
/*------------------------------------------------------------------*/
@@ -138,9 +140,10 @@ static void power_usb_event_handler(nrf_drv_power_usb_evt_t event)
nrf_usbd_isosplit_set(NRF_USBD_ISOSPLIT_Half);
// Enable interrupt
NRF_USBD->INTENSET = USBD_INTEN_USBRESET_Msk | /*USBD_INTEN_STARTED_Msk |*/
/*USBD_INTEN_ENDEPIN0_Msk |*/ USBD_INTEN_EP0DATADONE_Msk | USBD_INTEN_ENDEPOUT0_Msk | USBD_INTEN_EP0SETUP_Msk |
USBD_INTEN_USBEVENT_Msk | USBD_INTEN_EPDATA_Msk | USBD_INTEN_ACCESSFAULT_Msk;
NRF_USBD->INTENSET = USBD_INTEN_USBRESET_Msk | USBD_INTEN_USBEVENT_Msk | USBD_INTEN_ACCESSFAULT_Msk |
USBD_INTEN_EP0SETUP_Msk | USBD_INTEN_EP0DATADONE_Msk |
/*USBD_INTEN_ENDEPIN0_Msk |*/ USBD_INTEN_ENDEPOUT0_Msk |
/*USBD_INTEN_STARTED_Msk |*/ USBD_INTEN_EPDATA_Msk ;
//USBD_INTEN_SOF_Msk
// if (enable_sof || nrf_drv_usbd_errata_104())
@@ -212,28 +215,41 @@ void tusb_dcd_set_config (uint8_t port, uint8_t config_num)
static void control_xact_start(void)
{
// Each transaction is up to 64 bytes
uint8_t xact_len = min16_of(_dcd_data.control.xfer_len, MAX_PACKET_SIZE);
if ( _dcd_data.control.dir == TUSB_DIR_OUT )
{
// TODO control out
NRF_USBD->EPOUT[0].PTR = (uint32_t) _dcd_data.control.buffer;
NRF_USBD->EPOUT[0].MAXCNT = xact_len;
NRF_USBD->TASKS_EP0RCVOUT = 1;
}else
{
// Each transaction is up to 64 bytes
NRF_USBD->EPIN[0].PTR = (uint32_t) _dcd_data.control.buffer;
NRF_USBD->EPIN[0].MAXCNT = xact_len;
NRF_USBD->TASKS_STARTEPIN[0] = 1;
}
_dcd_data.control.buffer += xact_len;
_dcd_data.control.xfer_len -= xact_len;
}
}
static void control_xact_done(void)
{
if ( _dcd_data.control.xfer_len > 0 )
{
if ( _dcd_data.control.dir == TUSB_DIR_OUT )
{
// out control need to wait for END EPOUT event before updating Pointer
NRF_USBD->TASKS_STARTEPOUT[0] = 1;
}else
{
control_xact_start();
}
}else
{
tusb_dcd_xfer_complete(0, 0, 0, true);
@@ -272,6 +288,8 @@ void tusb_dcd_control_stall (uint8_t port)
*------------------------------------------------------------------*/
bool tusb_dcd_edpt_open (uint8_t port, tusb_descriptor_endpoint_t const * p_endpoint_desc)
{
(void) port;
return true;
}
@@ -450,6 +468,32 @@ void USBD_IRQHandler(void)
if ( int_status & USBD_INTEN_EP0DATADONE_Msk )
{
control_xact_done();
if ( _dcd_data.control.dir == TUSB_DIR_OUT )
{
// out control need to wait for END EPOUT (DMA complete) event
NRF_USBD->TASKS_STARTEPOUT[0] = 1;
}else
{
if ( _dcd_data.control.xfer_len > 0 )
{
control_xact_start();
}else
{
// Data IN xfer complete
tusb_dcd_xfer_complete(0, 0, 0, true);
}
}
}
if ( int_status & USBD_INTEN_ENDEPOUT0_Msk)
{
if ( _dcd_data.control.xfer_len > 0 )
{
control_xact_start();
}else
{
// Data OUT xfer complete
tusb_dcd_xfer_complete(0, 0, 0, true);
}
}
}

34
tinyusb/class/cdc/cdc_device.c
View File

@@ -212,23 +212,25 @@ void cdcd_close(uint8_t port)
tusb_error_t cdcd_control_request_subtask(uint8_t port, tusb_control_request_t const * p_request)
{
OSAL_SUBTASK_BEGIN
tusb_error_t err;
//------------- Class Specific Request -------------//
if (p_request->bmRequestType_bit.type != TUSB_REQ_TYPE_CLASS) return TUSB_ERROR_DCD_CONTROL_REQUEST_NOT_SUPPORT;
switch(p_request->bRequest)
if (CDC_REQUEST_GET_LINE_CODING == p_request->bRequest)
{
case CDC_REQUEST_GET_LINE_CODING:
tusb_dcd_control_xfer(port, (tusb_dir_t) p_request->bmRequestType_bit.direction,
(uint8_t*) &cdcd_line_coding[port], min16_of(sizeof(cdc_line_coding_t), p_request->wLength), false );
break;
case CDC_REQUEST_SET_LINE_CODING:
tusb_dcd_control_xfer(port, (tusb_dir_t) p_request->bmRequestType_bit.direction,
(uint8_t*) &cdcd_line_coding[port], min16_of(sizeof(cdc_line_coding_t), p_request->wLength), false );
OSAL_SUBTASK_INVOKED( usbd_control_xfer_substak(port, (tusb_dir_t) p_request->bmRequestType_bit.direction,
(uint8_t*) &cdcd_line_coding[port], min16_of(sizeof(cdc_line_coding_t), p_request->wLength)), err );
}
else if (CDC_REQUEST_SET_LINE_CODING == p_request->bRequest)
{
OSAL_SUBTASK_INVOKED( usbd_control_xfer_substak(port, (tusb_dir_t) p_request->bmRequestType_bit.direction,
(uint8_t*) &cdcd_line_coding[port], min16_of(sizeof(cdc_line_coding_t), p_request->wLength)), err );
// TODO notify application on xfer completea
break;
case CDC_REQUEST_SET_CONTROL_LINE_STATE: // TODO extract DTE present
}
else if (CDC_REQUEST_SET_CONTROL_LINE_STATE == p_request->bRequest )
{
enum {
ACTIVE_DTE_PRESENT = 0x0003,
@@ -252,12 +254,12 @@ tusb_error_t cdcd_control_request_subtask(uint8_t port, tusb_control_request_t c
p_cdc->connected = false;
}
}
break;
default: return TUSB_ERROR_DCD_CONTROL_REQUEST_NOT_SUPPORT;
else
{
SUBTASK_RETURN(TUSB_ERROR_DCD_CONTROL_REQUEST_NOT_SUPPORT);
}
return TUSB_ERROR_NONE;
OSAL_SUBTASK_END
}
tusb_error_t cdcd_xfer_cb(uint8_t port, uint8_t edpt_addr, tusb_event_t event, uint32_t xferred_bytes)

9
tinyusb/device/usbd.c
View File

@@ -302,7 +302,7 @@ tusb_error_t usbd_control_xfer_substak(uint8_t port, tusb_dir_t dir, uint8_t * b
}
// Status opposite direction with Zero Length
tusb_dcd_control_xfer(port, (tusb_dir_t) (1-dir), NULL, 0, true);
usbd_control_status(port, 1-dir);
// no need to blocking wait for status to complete
@@ -329,7 +329,6 @@ tusb_error_t usbd_control_request_subtask(uint8_t port, tusb_control_request_t c
if ( TUSB_ERROR_NONE == error )
{
// tusb_dcd_control_xfer(port, (tusb_dir_t) p_request->bmRequestType_bit.direction, (uint8_t*) p_buffer, length, false);
OSAL_SUBTASK_INVOKED ( usbd_control_xfer_substak(port, (tusb_dir_t) p_request->bmRequestType_bit.direction, (uint8_t*) p_buffer, length ), error );;
}
}
@@ -379,12 +378,12 @@ tusb_error_t usbd_control_request_subtask(uint8_t port, tusb_control_request_t c
}
if(TUSB_ERROR_NONE != error)
{ // Response with Protocol Stall if request is not supported
{
// Response with Protocol Stall if request is not supported
tusb_dcd_control_stall(port);
}else if (p_request->wLength == 0)
{
// zero length for non-data
tusb_dcd_control_xfer(port, (tusb_dir_t) p_request->bmRequestType_bit.direction, NULL, 0, false);
usbd_control_status(port, (tusb_dir_t) p_request->bmRequestType_bit.direction);
}
OSAL_SUBTASK_END

7
tinyusb/device/usbd.h
View File

@@ -130,6 +130,13 @@ void tud_umount_cb(uint8_t port);
extern osal_semaphore_t usbd_control_xfer_sem_hdl;
tusb_error_t usbd_control_xfer_substak(uint8_t port, tusb_dir_t dir, uint8_t * buffer, uint16_t length);
static inline bool usbd_control_status(uint8_t port, tusb_dir_t dir)
{
tusb_dcd_control_xfer(port , dir, NULL, 0, false);
}
tusb_error_t usbd_init(void);
void usbd_task( void* param);