Must save and restore the endpoint/pipe interrupt enable flags during reconfiguration...

diff --git a/LUFA/Drivers/USB/LowLevel/Endpoint.c b/LUFA/Drivers/USB/LowLevel/Endpoint.c
index fdb6c74..d4f10db 100644 (file)
--- a/LUFA/Drivers/USB/LowLevel/Endpoint.c
+++ b/LUFA/Drivers/USB/LowLevel/Endpoint.c
@@ -55,16 +55,19 @@ bool Endpoint_ConfigureEndpoint_Prv(const uint8_t Number,
 #else
        uint8_t UECFG0XTemp[ENDPOINT_TOTAL_ENDPOINTS];
        uint8_t UECFG1XTemp[ENDPOINT_TOTAL_ENDPOINTS];
+       uint8_t UEIENXTemp[ENDPOINT_TOTAL_ENDPOINTS];
        
        for (uint8_t EPNum = 0; EPNum < ENDPOINT_TOTAL_ENDPOINTS; EPNum++)
        {
                Endpoint_SelectEndpoint(EPNum);
                UECFG0XTemp[EPNum] = UECFG0X;
                UECFG1XTemp[EPNum] = UECFG1X;
+               UEIENXTemp[EPNum]  = UEIENX;
        }
        
        UECFG0XTemp[Number] = UECFG0XData;
        UECFG1XTemp[Number] = UECFG1XData;
+       UEIENXTemp[Number]  = 0;
        
        for (uint8_t EPNum = 1; EPNum < ENDPOINT_TOTAL_ENDPOINTS; EPNum++)
        {
@@ -85,6 +88,7 @@ bool Endpoint_ConfigureEndpoint_Prv(const uint8_t Number,
 
                UECFG0X = UECFG0XTemp[EPNum];
                UECFG1X = UECFG1XTemp[EPNum];
+               UEIENX  = UEIENXTemp[EPNum];
                
                if (!(Endpoint_IsConfigured()))
                  return false;

diff --git a/LUFA/Drivers/USB/LowLevel/Pipe.c b/LUFA/Drivers/USB/LowLevel/Pipe.c
index 79c21f2..748ed0b 100644 (file)
--- a/LUFA/Drivers/USB/LowLevel/Pipe.c
+++ b/LUFA/Drivers/USB/LowLevel/Pipe.c
@@ -49,6 +49,7 @@ bool Pipe_ConfigurePipe(const uint8_t Number,
        uint8_t UPCFG2XTemp[PIPE_TOTAL_PIPES];
        uint8_t UPCONXTemp[PIPE_TOTAL_PIPES];
        uint8_t UPINRQXTemp[PIPE_TOTAL_PIPES];
+       uint8_t UPIENXTemp[PIPE_TOTAL_PIPES];
        
        for (uint8_t PNum = 0; PNum < PIPE_TOTAL_PIPES; PNum++)
        {
@@ -58,6 +59,7 @@ bool Pipe_ConfigurePipe(const uint8_t Number,
                UPCFG2XTemp[PNum] = UPCFG2X;
                UPCONXTemp[PNum]  = UPCONX;
                UPINRQXTemp[PNum] = UPINRQX;
+               UPIENXTemp[PNum]  = UPIENX;
        }
        
        UPCFG0XTemp[Number] = ((Type << EPTYPE0) | Token | ((EndpointNumber & PIPE_EPNUM_MASK) << PEPNUM0));
@@ -65,6 +67,7 @@ bool Pipe_ConfigurePipe(const uint8_t Number,
        UPCFG2XTemp[Number] = 0;
        UPCONXTemp[Number]  = (1 << INMODE);
        UPINRQXTemp[Number] = 0;
+       UPIENXTemp[Number]  = 0;
        
        for (uint8_t PNum = 0; PNum < PIPE_TOTAL_PIPES; PNum++)
        {
@@ -88,6 +91,7 @@ bool Pipe_ConfigurePipe(const uint8_t Number,
                UPCFG2X  = UPCFG2XTemp[PNum];
                UPCONX  |= UPCONXTemp[PNum];
                UPINRQX  = UPINRQXTemp[PNum];
+               UPIENX   = UPIENXTemp[PNum];
 
                if (!(Pipe_IsConfigured()))
                  return false;