diff options
Diffstat (limited to 'protocol/lufa/LUFA-120730/LUFA/Common/Common.h')
| -rw-r--r-- | protocol/lufa/LUFA-120730/LUFA/Common/Common.h | 381 |
1 files changed, 0 insertions, 381 deletions
diff --git a/protocol/lufa/LUFA-120730/LUFA/Common/Common.h b/protocol/lufa/LUFA-120730/LUFA/Common/Common.h deleted file mode 100644 index cf1f49b9da..0000000000 --- a/protocol/lufa/LUFA-120730/LUFA/Common/Common.h +++ /dev/null @@ -1,381 +0,0 @@ -/*
- LUFA Library
- Copyright (C) Dean Camera, 2012.
-
- dean [at] fourwalledcubicle [dot] com
- www.lufa-lib.org
-*/
-
-/*
- Copyright 2012 Dean Camera (dean [at] fourwalledcubicle [dot] com)
-
- Permission to use, copy, modify, distribute, and sell this
- software and its documentation for any purpose is hereby granted
- without fee, provided that the above copyright notice appear in
- all copies and that both that the copyright notice and this
- permission notice and warranty disclaimer appear in supporting
- documentation, and that the name of the author not be used in
- advertising or publicity pertaining to distribution of the
- software without specific, written prior permission.
-
- The author disclaim all warranties with regard to this
- software, including all implied warranties of merchantability
- and fitness. In no event shall the author be liable for any
- special, indirect or consequential damages or any damages
- whatsoever resulting from loss of use, data or profits, whether
- in an action of contract, negligence or other tortious action,
- arising out of or in connection with the use or performance of
- this software.
-*/
-
-/** \dir
- * \brief Common library header files.
- *
- * This folder contains header files which are common to all parts of the LUFA library. They may be used freely in
- * user applications.
- */
-
-/** \file
- * \brief Common library convenience headers, macros and functions.
- *
- * \copydetails Group_Common
- */
-
-/** \defgroup Group_Common Common Utility Headers - LUFA/Drivers/Common/Common.h
- * \brief Common library convenience headers, macros and functions.
- *
- * Common utility headers containing macros, functions, enums and types which are common to all
- * aspects of the library.
- *
- * @{
- */
-
-/** \defgroup Group_GlobalInt Global Interrupt Macros
- * \brief Convenience macros for the management of interrupts globally within the device.
- *
- * Macros and functions to create and control global interrupts within the device.
- */
-
-#ifndef __LUFA_COMMON_H__
-#define __LUFA_COMMON_H__
-
- /* Macros: */
- #define __INCLUDE_FROM_COMMON_H
-
- /* Includes: */
- #include <stdint.h>
- #include <stdbool.h>
- #include <string.h>
- #include <stddef.h>
-
- #include "Architectures.h"
- #include "BoardTypes.h"
- #include "ArchitectureSpecific.h"
- #include "CompilerSpecific.h"
- #include "Attributes.h"
-
- #if defined(USE_LUFA_CONFIG_HEADER)
- #include "LUFAConfig.h"
- #endif
-
- /* Enable C linkage for C++ Compilers: */
- #if defined(__cplusplus)
- extern "C" {
- #endif
-
- /* Architecture specific utility includes: */
- #if defined(__DOXYGEN__)
- /** Type define for an unsigned integer the same width as the selected architecture's machine register.
- * This is distinct from the non-specific standard int data type, whose width is machine dependant but
- * which may not reflect the actual machine register width on some targets (e.g. AVR8).
- */
- typedef MACHINE_REG_t uint_reg_t;
- #elif (ARCH == ARCH_AVR8)
- #include <avr/io.h>
- #include <avr/interrupt.h>
- #include <avr/pgmspace.h>
- #include <avr/eeprom.h>
- #include <avr/boot.h>
- #include <math.h>
- #include <util/delay.h>
-
- typedef uint8_t uint_reg_t;
-
- #define ARCH_HAS_EEPROM_ADDRESS_SPACE
- #define ARCH_HAS_FLASH_ADDRESS_SPACE
- #define ARCH_HAS_MULTI_ADDRESS_SPACE
- #define ARCH_LITTLE_ENDIAN
-
- #include "Endianness.h"
- #elif (ARCH == ARCH_UC3)
- #include <avr32/io.h>
- #include <math.h>
-
- // === TODO: Find abstracted way to handle these ===
- #define PROGMEM
- #define pgm_read_byte(x) *x
- #define memcmp_P(...) memcmp(__VA_ARGS__)
- #define memcpy_P(...) memcpy(__VA_ARGS__)
- // =================================================
-
- typedef uint32_t uint_reg_t;
-
- #define ARCH_BIG_ENDIAN
-
- #include "Endianness.h"
- #elif (ARCH == ARCH_XMEGA)
- #include <avr/io.h>
- #include <avr/interrupt.h>
- #include <avr/pgmspace.h>
- #include <avr/eeprom.h>
- #include <math.h>
- #include <util/delay.h>
-
- typedef uint8_t uint_reg_t;
-
- #define ARCH_HAS_EEPROM_ADDRESS_SPACE
- #define ARCH_HAS_FLASH_ADDRESS_SPACE
- #define ARCH_HAS_MULTI_ADDRESS_SPACE
- #define ARCH_LITTLE_ENDIAN
-
- #include "Endianness.h"
- #else
- #error Unknown device architecture specified.
- #endif
-
- /* Public Interface - May be used in end-application: */
- /* Macros: */
- /** Macro for encasing other multi-statement macros. This should be used along with an opening brace
- * before the start of any multi-statement macro, so that the macros contents as a whole are treated
- * as a discrete block and not as a list of separate statements which may cause problems when used as
- * a block (such as inline \c if statements).
- */
- #define MACROS do
-
- /** Macro for encasing other multi-statement macros. This should be used along with a preceding closing
- * brace at the end of any multi-statement macro, so that the macros contents as a whole are treated
- * as a discrete block and not as a list of separate statements which may cause problems when used as
- * a block (such as inline \c if statements).
- */
- #define MACROE while (0)
-
- /** Convenience macro to determine the larger of two values.
- *
- * \attention This macro should only be used with operands that do not have side effects from being evaluated
- * multiple times.
- *
- * \param[in] x First value to compare
- * \param[in] y First value to compare
- *
- * \return The larger of the two input parameters
- */
- #if !defined(MAX) || defined(__DOXYGEN__)
- #define MAX(x, y) (((x) > (y)) ? (x) : (y))
- #endif
-
- /** Convenience macro to determine the smaller of two values.
- *
- * \attention This macro should only be used with operands that do not have side effects from being evaluated
- * multiple times.
- *
- * \param[in] x First value to compare
- * \param[in] y First value to compare
- *
- * \return The smaller of the two input parameters
- */
- #if !defined(MIN) || defined(__DOXYGEN__)
- #define MIN(x, y) (((x) < (y)) ? (x) : (y))
- #endif
-
- #if !defined(STRINGIFY) || defined(__DOXYGEN__)
- /** Converts the given input into a string, via the C Preprocessor. This macro puts literal quotation
- * marks around the input, converting the source into a string literal.
- *
- * \param[in] x Input to convert into a string literal.
- *
- * \return String version of the input.
- */
- #define STRINGIFY(x) #x
-
- /** Converts the given input into a string after macro expansion, via the C Preprocessor. This macro puts
- * literal quotation marks around the expanded input, converting the source into a string literal.
- *
- * \param[in] x Input to expand and convert into a string literal.
- *
- * \return String version of the expanded input.
- */
- #define STRINGIFY_EXPANDED(x) STRINGIFY(x)
- #endif
-
- #if !defined(ISR) || defined(__DOXYGEN__)
- /** Macro for the definition of interrupt service routines, so that the compiler can insert the required
- * prologue and epilogue code to properly manage the interrupt routine without affecting the main thread's
- * state with unintentional side-effects.
- *
- * Interrupt handlers written using this macro may still need to be registered with the microcontroller's
- * Interrupt Controller (if present) before they will properly handle incoming interrupt events.
- *
- * \note This macro is only supplied on some architectures, where the standard library does not include a valid
- * definition. If an existing definition exists, the alternative definition here will be ignored.
- *
- * \ingroup Group_GlobalInt
- *
- * \param[in] Name Unique name of the interrupt service routine.
- */
- #define ISR(Name, ...) void Name (void) __attribute__((__interrupt__)) __VA_ARGS__; void Name (void)
- #endif
-
- /* Inline Functions: */
- /** Function to reverse the individual bits in a byte - i.e. bit 7 is moved to bit 0, bit 6 to bit 1,
- * etc.
- *
- * \param[in] Byte Byte of data whose bits are to be reversed.
- *
- * \return Input data with the individual bits reversed (mirrored).
- */
- static inline uint8_t BitReverse(uint8_t Byte) ATTR_WARN_UNUSED_RESULT ATTR_CONST;
- static inline uint8_t BitReverse(uint8_t Byte)
- {
- Byte = (((Byte & 0xF0) >> 4) | ((Byte & 0x0F) << 4));
- Byte = (((Byte & 0xCC) >> 2) | ((Byte & 0x33) << 2));
- Byte = (((Byte & 0xAA) >> 1) | ((Byte & 0x55) << 1));
-
- return Byte;
- }
-
- /** Function to perform a blocking delay for a specified number of milliseconds. The actual delay will be
- * at a minimum the specified number of milliseconds, however due to loop overhead and internal calculations
- * may be slightly higher.
- *
- * \param[in] Milliseconds Number of milliseconds to delay
- */
- static inline void Delay_MS(uint16_t Milliseconds) ATTR_ALWAYS_INLINE;
- static inline void Delay_MS(uint16_t Milliseconds)
- {
- #if (ARCH == ARCH_AVR8)
- if (GCC_IS_COMPILE_CONST(Milliseconds))
- {
- _delay_ms(Milliseconds);
- }
- else
- {
- while (Milliseconds--)
- _delay_ms(1);
- }
- #elif (ARCH == ARCH_UC3)
- while (Milliseconds--)
- {
- __builtin_mtsr(AVR32_COUNT, 0);
- while ((uint32_t)__builtin_mfsr(AVR32_COUNT) < (F_CPU / 1000));
- }
- #elif (ARCH == ARCH_XMEGA)
- if (GCC_IS_COMPILE_CONST(Milliseconds))
- {
- _delay_ms(Milliseconds);
- }
- else
- {
- while (Milliseconds--)
- _delay_ms(1);
- }
- #endif
- }
-
- /** Retrieves a mask which contains the current state of the global interrupts for the device. This
- * value can be stored before altering the global interrupt enable state, before restoring the
- * flag(s) back to their previous values after a critical section using \ref SetGlobalInterruptMask().
- *
- * \ingroup Group_GlobalInt
- *
- * \return Mask containing the current Global Interrupt Enable Mask bit(s).
- */
- static inline uint_reg_t GetGlobalInterruptMask(void) ATTR_ALWAYS_INLINE ATTR_WARN_UNUSED_RESULT;
- static inline uint_reg_t GetGlobalInterruptMask(void)
- {
- GCC_MEMORY_BARRIER();
-
- #if (ARCH == ARCH_AVR8)
- return SREG;
- #elif (ARCH == ARCH_UC3)
- return __builtin_mfsr(AVR32_SR);
- #elif (ARCH == ARCH_XMEGA)
- return SREG;
- #endif
- }
-
- /** Sets the global interrupt enable state of the microcontroller to the mask passed into the function.
- * This can be combined with \ref GetGlobalInterruptMask() to save and restore the Global Interrupt Enable
- * Mask bit(s) of the device after a critical section has completed.
- *
- * \ingroup Group_GlobalInt
- *
- * \param[in] GlobalIntState Global Interrupt Enable Mask value to use
- */
- static inline void SetGlobalInterruptMask(const uint_reg_t GlobalIntState) ATTR_ALWAYS_INLINE;
- static inline void SetGlobalInterruptMask(const uint_reg_t GlobalIntState)
- {
- GCC_MEMORY_BARRIER();
-
- #if (ARCH == ARCH_AVR8)
- SREG = GlobalIntState;
- #elif (ARCH == ARCH_UC3)
- if (GlobalIntState & AVR32_SR_GM)
- __builtin_ssrf(AVR32_SR_GM_OFFSET);
- else
- __builtin_csrf(AVR32_SR_GM_OFFSET);
- #elif (ARCH == ARCH_XMEGA)
- SREG = GlobalIntState;
- #endif
-
- GCC_MEMORY_BARRIER();
- }
-
- /** Enables global interrupt handling for the device, allowing interrupts to be handled.
- *
- * \ingroup Group_GlobalInt
- */
- static inline void GlobalInterruptEnable(void) ATTR_ALWAYS_INLINE;
- static inline void GlobalInterruptEnable(void)
- {
- GCC_MEMORY_BARRIER();
-
- #if (ARCH == ARCH_AVR8)
- sei();
- #elif (ARCH == ARCH_UC3)
- __builtin_csrf(AVR32_SR_GM_OFFSET);
- #elif (ARCH == ARCH_XMEGA)
- sei();
- #endif
-
- GCC_MEMORY_BARRIER();
- }
-
- /** Disabled global interrupt handling for the device, preventing interrupts from being handled.
- *
- * \ingroup Group_GlobalInt
- */
- static inline void GlobalInterruptDisable(void) ATTR_ALWAYS_INLINE;
- static inline void GlobalInterruptDisable(void)
- {
- GCC_MEMORY_BARRIER();
-
- #if (ARCH == ARCH_AVR8)
- cli();
- #elif (ARCH == ARCH_UC3)
- __builtin_ssrf(AVR32_SR_GM_OFFSET);
- #elif (ARCH == ARCH_XMEGA)
- cli();
- #endif
-
- GCC_MEMORY_BARRIER();
- }
-
- /* Disable C linkage for C++ Compilers: */
- #if defined(__cplusplus)
- }
- #endif
-
-#endif
-
-/** @} */
-
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