*/
#define EP_TYPE_INTERRUPT 0x03
+ #if !defined(USB_STREAM_TIMEOUT_MS) || defined(__DOXYGEN__)
+ /** Constant for the maximum software timeout period of the USB data stream transfer functions
+ * (both control and standard) when in either device or host mode. If the next packet of a stream
+ * is not received or acknowledged within this time period, the stream function will fail.
+ *
+ * This value may be overridden in the user project makefile as the value of the
+ * \ref USB_STREAM_TIMEOUT_MS token, and passed to the compiler using the -D switch.
+ */
+ #define USB_STREAM_TIMEOUT_MS 100
+ #endif
+
+ /* Inline Functions: */
#if defined(USB_SERIES_4_AVR) || defined(USB_SERIES_6_AVR) || defined(USB_SERIES_7_AVR) || defined(__DOXYGEN__)
/** Returns boolean true if the VBUS line is currently high (i.e. the USB host is supplying power),
* otherwise returns false.
*
- * \note This token is not available on some AVR models which do not support hardware VBUS monitoring.
+ * \note This function is not available on some AVR models which do not support hardware VBUS monitoring.
*/
- #define USB_VBUS_GetStatus() ((USBSTA & (1 << VBUS)) ? true : false)
+ static inline bool USB_VBUS_GetStatus(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline bool USB_VBUS_GetStatus(void)
+ {
+ return ((USBSTA & (1 << VBUS)) ? true : false);
+ }
#endif
/** Detaches the device from the USB bus. This has the effect of removing the device from any
* attached host, ceasing USB communications. If no host is present, this prevents any host from
* enumerating the device once attached until \ref USB_Attach() is called.
*/
- #define USB_Detach() MACROS{ UDCON |= (1 << DETACH); }MACROE
+ static inline void USB_Detach(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_Detach(void)
+ {
+ UDCON |= (1 << DETACH);
+ }
/** Attaches the device to the USB bus. This announces the device's presence to any attached
* USB host, starting the enumeration process. If no host is present, attaching the device
* attachment of a device to the host. This is despite the bit being located in the device-mode
* register and despite the datasheet making no mention of its requirement in host mode.
*/
- #define USB_Attach() MACROS{ UDCON &= ~(1 << DETACH); }MACROE
-
- #if !defined(USB_STREAM_TIMEOUT_MS) || defined(__DOXYGEN__)
- /** Constant for the maximum software timeout period of the USB data stream transfer functions
- * (both control and standard) when in either device or host mode. If the next packet of a stream
- * is not received or acknowledged within this time period, the stream function will fail.
- *
- * This value may be overridden in the user project makefile as the value of the
- * \ref USB_STREAM_TIMEOUT_MS token, and passed to the compiler using the -D switch.
- */
- #define USB_STREAM_TIMEOUT_MS 100
- #endif
+ static inline void USB_Attach(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_Attach(void)
+ {
+ UDCON &= ~(1 << DETACH);
+ }
/* Function Prototypes: */
/** Main function to initialize and start the USB interface. Once active, the USB interface will
/* Private Interface - For use in library only: */
#if !defined(__DOXYGEN__)
- /* Macros: */
- #define USB_PLL_On() MACROS{ PLLCSR = USB_PLL_PSC; PLLCSR |= (1 << PLLE); }MACROE
- #define USB_PLL_Off() MACROS{ PLLCSR = 0; }MACROE
- #define USB_PLL_IsReady() ((PLLCSR & (1 << PLOCK)) ? true : false)
+ /* Inline Functions: */
+ static inline void USB_PLL_On(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_PLL_On(void)
+ {
+ PLLCSR = USB_PLL_PSC;
+ PLLCSR |= (1 << PLLE);
+ }
+
+ static inline void USB_PLL_Off(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_PLL_Off(void)
+ {
+ PLLCSR = 0;
+ }
+
+ static inline bool USB_PLL_IsReady(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
+ static inline bool USB_PLL_IsReady(void)
+ {
+ return ((PLLCSR & (1 << PLOCK)) ? true : false);
+ }
+
+ static inline void USB_REG_On(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_REG_On(void)
+ {
+ #if defined(USB_SERIES_4_AVR) || defined(USB_SERIES_6_AVR) || defined(USB_SERIES_7_AVR)
+ UHWCON |= (1 << UVREGE);
+ #else
+ REGCR &= ~(1 << REGDIS);
+ #endif
+ }
+ static inline void USB_REG_Off(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_REG_Off(void)
+ {
#if defined(USB_SERIES_4_AVR) || defined(USB_SERIES_6_AVR) || defined(USB_SERIES_7_AVR)
- #define USB_REG_On() MACROS{ UHWCON |= (1 << UVREGE); }MACROE
- #define USB_REG_Off() MACROS{ UHWCON &= ~(1 << UVREGE); }MACROE
+ UHWCON &= ~(1 << UVREGE);
#else
- #define USB_REG_On() MACROS{ REGCR &= ~(1 << REGDIS); }MACROE
- #define USB_REG_Off() MACROS{ REGCR |= (1 << REGDIS); }MACROE
+ REGCR |= (1 << REGDIS);
+ #endif
+ }
+
+ #if defined(USB_SERIES_4_AVR) || defined(USB_SERIES_6_AVR) || defined(USB_SERIES_7_AVR)
+ static inline void USB_OTGPAD_On(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_OTGPAD_On(void)
+ {
+ USBCON |= (1 << OTGPADE);
+ }
+
+ static inline void USB_OTGPAD_Off(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_OTGPAD_Off(void)
+ {
+ USBCON &= ~(1 << OTGPADE);
+ }
#endif
+
+ static inline void USB_CLK_Freeze(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_CLK_Freeze(void)
+ {
+ USBCON |= (1 << FRZCLK);
+ }
+
+ static inline void USB_CLK_Unfreeze(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_CLK_Unfreeze(void)
+ {
+ USBCON &= ~(1 << FRZCLK);
+ }
- #define USB_OTGPAD_On() MACROS{ USBCON |= (1 << OTGPADE); }MACROE
- #define USB_OTGPAD_Off() MACROS{ USBCON &= ~(1 << OTGPADE); }MACROE
+ static inline void USB_Controller_Enable(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_Controller_Enable(void)
+ {
+ USBCON |= (1 << USBE);
+ }
- #define USB_CLK_Freeze() MACROS{ USBCON |= (1 << FRZCLK); }MACROE
- #define USB_CLK_Unfreeze() MACROS{ USBCON &= ~(1 << FRZCLK); }MACROE
+ static inline void USB_Controller_Disable(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_Controller_Disable(void)
+ {
+ USBCON &= ~(1 << USBE);
+ }
- #define USB_Controller_Enable() MACROS{ USBCON |= (1 << USBE); }MACROE
- #define USB_Controller_Disable() MACROS{ USBCON &= ~(1 << USBE); }MACROE
- #define USB_Controller_Reset() MACROS{ const uint8_t Temp = USBCON; USBCON = (Temp & ~(1 << USBE)); \
- USBCON = (Temp | (1 << USBE)); }MACROE
+ static inline void USB_Controller_Reset(void) ATTR_ALWAYS_INLINE;
+ static inline void USB_Controller_Reset(void)
+ {
+ const uint8_t Temp = USBCON;
+
+ USBCON = (Temp & ~(1 << USBE));
+ USBCON = (Temp | (1 << USBE));
+ }
- /* Inline Functions: */
#if defined(USB_CAN_BE_BOTH)
static inline uint8_t USB_GetUSBModeFromUID(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
static inline uint8_t USB_GetUSBModeFromUID(void)
projects / pub / USBasp.git / blobdiff