diff options
Diffstat (limited to 'LUFA/Drivers/USB/Core/UC3/USBInterrupt_UC3.h')
-rw-r--r-- | LUFA/Drivers/USB/Core/UC3/USBInterrupt_UC3.h | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/LUFA/Drivers/USB/Core/UC3/USBInterrupt_UC3.h b/LUFA/Drivers/USB/Core/UC3/USBInterrupt_UC3.h index 95a85cf69..a9ad56611 100644 --- a/LUFA/Drivers/USB/Core/UC3/USBInterrupt_UC3.h +++ b/LUFA/Drivers/USB/Core/UC3/USBInterrupt_UC3.h @@ -87,14 +87,15 @@ static inline uint_reg_t USB_INT_GetGlobalEnableState(void)
{
GCC_MEMORY_BARRIER();
- return (__builtin_mfsr(AVR32_SR) & AVR32_SR_GM);
+ return __builtin_mfsr(AVR32_SR);
}
static inline void USB_INT_SetGlobalEnableState(uint_reg_t GlobalIntState) ATTR_ALWAYS_INLINE;
static inline void USB_INT_SetGlobalEnableState(uint_reg_t GlobalIntState)
{
GCC_MEMORY_BARRIER();
- __builtin_ssrf(AVR32_SR_GM_OFFSET, GlobalIntState);
+ if (GlobalIntState & AVR32_SR_GM)
+ __builtin_ssrf(AVR32_SR_GM_OFFSET);
GCC_MEMORY_BARRIER();
}
|