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Added new NO_SOF_EVENTS compile time option, enabled in the bootloaders to reduce the compiled binary size.

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This commit is contained in:
Dean Camera 2010-10-07 11:55:20 +00:00
parent ccc82ce745
commit 292a631b62
9 changed files with 64 additions and 41 deletions
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42
LUFA/Drivers/USB/LowLevel/Device.h
View file

@ -148,24 +148,30 @@
return UDFNUM;
}
/** Enables the device mode Start Of Frame events. When enabled, this causes the
* \ref EVENT_USB_Device_StartOfFrame() event to fire once per millisecond, synchronized to the USB bus,
* at the start of each USB frame when enumerated in device mode.
*/
static inline void USB_Device_EnableSOFEvents(void) ATTR_ALWAYS_INLINE;
static inline void USB_Device_EnableSOFEvents(void)
{
USB_INT_Enable(USB_INT_SOFI);
}
/** Disables the device mode Start Of Frame events. When disabled, this stops the firing of the
* \ref EVENT_USB_Device_StartOfFrame() event when enumerated in device mode.
*/
static inline void USB_Device_DisableSOFEvents(void) ATTR_ALWAYS_INLINE;
static inline void USB_Device_DisableSOFEvents(void)
{
USB_INT_Disable(USB_INT_SOFI);
}
#if !defined(NO_SOF_EVENTS)
/** Enables the device mode Start Of Frame events. When enabled, this causes the
* \ref EVENT_USB_Device_StartOfFrame() event to fire once per millisecond, synchronized to the USB bus,
* at the start of each USB frame when enumerated in device mode.
*
* \note Not available when the NO_SOF_EVENTS compile time token is defined.
*/
static inline void USB_Device_EnableSOFEvents(void) ATTR_ALWAYS_INLINE;
static inline void USB_Device_EnableSOFEvents(void)
{
USB_INT_Enable(USB_INT_SOFI);
}
/** Disables the device mode Start Of Frame events. When disabled, this stops the firing of the
* \ref EVENT_USB_Device_StartOfFrame() event when enumerated in device mode.
*
* \note Not available when the NO_SOF_EVENTS compile time token is defined.
*/
static inline void USB_Device_DisableSOFEvents(void) ATTR_ALWAYS_INLINE;
static inline void USB_Device_DisableSOFEvents(void)
{
USB_INT_Disable(USB_INT_SOFI);
}
#endif
/* Function Prototypes: */
/** Function to retrieve a given descriptor's size and memory location from the given descriptor type value,

44
LUFA/Drivers/USB/LowLevel/Host.h
View file

@ -253,25 +253,31 @@
return UHFNUM;
}
/** Enables the host mode Start Of Frame events. When enabled, this causes the
* \ref EVENT_USB_Host_StartOfFrame() event to fire once per millisecond, synchronized to the USB bus,
* at the start of each USB frame when a device is enumerated while in host mode.
*/
static inline void USB_Host_EnableSOFEvents(void) ATTR_ALWAYS_INLINE;
static inline void USB_Host_EnableSOFEvents(void)
{
USB_INT_Enable(USB_INT_HSOFI);
}
/** Disables the host mode Start Of Frame events. When disabled, this stops the firing of the
* \ref EVENT_USB_Host_StartOfFrame() event when enumerated in host mode.
*/
static inline void USB_Host_DisableSOFEvents(void) ATTR_ALWAYS_INLINE;
static inline void USB_Host_DisableSOFEvents(void)
{
USB_INT_Disable(USB_INT_HSOFI);
}
#if !defined(NO_SOF_EVENTS)
/** Enables the host mode Start Of Frame events. When enabled, this causes the
* \ref EVENT_USB_Host_StartOfFrame() event to fire once per millisecond, synchronized to the USB bus,
* at the start of each USB frame when a device is enumerated while in host mode.
*
* \note Not available when the NO_SOF_EVENTS compile time token is defined.
*/
static inline void USB_Host_EnableSOFEvents(void) ATTR_ALWAYS_INLINE;
static inline void USB_Host_EnableSOFEvents(void)
{
USB_INT_Enable(USB_INT_HSOFI);
}
/** Disables the host mode Start Of Frame events. When disabled, this stops the firing of the
* \ref EVENT_USB_Host_StartOfFrame() event when enumerated in host mode.
*
* \note Not available when the NO_SOF_EVENTS compile time token is defined.
*/
static inline void USB_Host_DisableSOFEvents(void) ATTR_ALWAYS_INLINE;
static inline void USB_Host_DisableSOFEvents(void)
{
USB_INT_Disable(USB_INT_HSOFI);
}
#endif
/** Resets the USB bus, including the endpoints in any attached device and pipes on the AVR host.
* USB bus resets leave the default control pipe configured (if already configured).
*

4
LUFA/Drivers/USB/LowLevel/USBInterrupt.c
View file

@ -162,12 +162,14 @@ ISR(USB_GEN_vect, ISR_BLOCK)
EVENT_USB_Device_Reset();
}
#if !defined(NO_SOF_EVENTS)
if (USB_INT_HasOccurred(USB_INT_SOFI) && USB_INT_IsEnabled(USB_INT_SOFI))
{
USB_INT_Clear(USB_INT_SOFI);
EVENT_USB_Device_StartOfFrame();
}
#endif
#endif
#if defined(USB_CAN_BE_HOST)
@ -217,6 +219,7 @@ ISR(USB_GEN_vect, ISR_BLOCK)
USB_ResetInterface();
}
#if !defined(NO_SOF_EVENTS)
if (USB_INT_HasOccurred(USB_INT_HSOFI) && USB_INT_IsEnabled(USB_INT_HSOFI))
{
USB_INT_Clear(USB_INT_HSOFI);
@ -224,6 +227,7 @@ ISR(USB_GEN_vect, ISR_BLOCK)
EVENT_USB_Host_StartOfFrame();
}
#endif
#endif
#if defined(USB_CAN_BE_BOTH)
if (USB_INT_HasOccurred(USB_INT_IDTI) && USB_INT_IsEnabled(USB_INT_IDTI))