diff options
Diffstat (limited to 'src/portable/microchip')
| -rw-r--r-- | src/portable/microchip/samd21/dcd_samd21.c | 18 |
1 files changed, 15 insertions, 3 deletions
diff --git a/src/portable/microchip/samd21/dcd_samd21.c b/src/portable/microchip/samd21/dcd_samd21.c index 231abc7d0..9848f445c 100644 --- a/src/portable/microchip/samd21/dcd_samd21.c +++ b/src/portable/microchip/samd21/dcd_samd21.c @@ -30,6 +30,7 @@ #include "device/dcd.h" #include "sam.h" +#include "osal/osal.h" /*------------------------------------------------------------------*/ /* MACRO TYPEDEF CONSTANT ENUM @@ -37,6 +38,14 @@ static TU_ATTR_ALIGNED(4) UsbDeviceDescBank sram_registers[8][2]; static TU_ATTR_ALIGNED(4) uint8_t _setup_packet[8]; + +//--------------------- +// Forward declarations +//--------------------- +void maybe_transfer_complete(void); +void USB_IRQHandler(void); +//===================== + // Setup the control endpoint 0. static void bus_reset(void) { @@ -291,11 +300,13 @@ void maybe_transfer_complete(void) { } } -void USB_Handler(void) +void USB_IRQHandler(void) // Renamed { - uint32_t int_status = USB->DEVICE.INTFLAG.reg & USB->DEVICE.INTENSET.reg; + uint32_t int_status; + osal_enter_interrupt(); + int_status = USB->DEVICE.INTFLAG.reg & USB->DEVICE.INTENSET.reg; USB->DEVICE.INTFLAG.reg = int_status; // clear interrupt - + //printf("USB_IRQ %x\r\n", int_status); /*------------- Interrupt Processing -------------*/ if ( int_status & USB_DEVICE_INTFLAG_SOF ) { @@ -338,6 +349,7 @@ void USB_Handler(void) // Handle complete transfer maybe_transfer_complete(); + osal_leave_interrupt(); } #endif |