avr/io
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

Refactored pegister pointer code

Browse Source
This commit is contained in:
BlackMark 2019-08-10 13:32:35 +02:00
parent 1bc8a38988
commit a47e9a1a66
1 changed files with 36 additions and 35 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

71
io.hpp
View File

@ -262,63 +262,64 @@ class Pin {
static inline void dir(const Dir dir) FORCE_INLINE
{
constexpr auto bus = detail::getBus(pin);
constexpr auto dirReg = detail::getDDR(bus);
constexpr auto pinBit = detail::getPinBit(pin);
volatile uint8_t *dirRegPtr = detail::getRegPtr<detail::getDDR(bus)>();
if (dir == Dir::IN)
*detail::getRegPtr<dirReg>() &= ~(1 << pinBit);
*dirRegPtr &= ~(1 << pinBit);
else if (dir == Dir::OUT)
*detail::getRegPtr<dirReg>() |= (1 << pinBit);
*dirRegPtr |= (1 << pinBit);
}
static inline void pullup(const bool enable) FORCE_INLINE
{
constexpr auto bus = detail::getBus(pin);
constexpr auto portReg = detail::getPORT(bus);
constexpr auto pinBit = detail::getPinBit(pin);
volatile uint8_t *portRegPtr = detail::getRegPtr<detail::getPORT(bus)>();
if (enable)
*detail::getRegPtr<portReg>() |= (1 << pinBit);
*portRegPtr |= (1 << pinBit);
else
*detail::getRegPtr<portReg>() &= ~(1 << pinBit);
*portRegPtr &= ~(1 << pinBit);
}
static inline void write(const bool value) FORCE_INLINE
{
constexpr auto bus = detail::getBus(pin);
constexpr auto portReg = detail::getPORT(bus);
constexpr auto pinBit = detail::getPinBit(pin);
volatile uint8_t *portRegPtr = detail::getRegPtr<detail::getPORT(bus)>();
if (value)
*detail::getRegPtr<portReg>() |= (1 << pinBit);
*portRegPtr |= (1 << pinBit);
else
*detail::getRegPtr<portReg>() &= ~(1 << pinBit);
*portRegPtr &= ~(1 << pinBit);
}
static inline void toggle() FORCE_INLINE
{
constexpr auto bus = detail::getBus(pin);
constexpr auto pinBit = detail::getPinBit(pin);
#ifdef HARDWARE_TOGGLE
constexpr auto bus = detail::getBus(pin);
constexpr auto pinReg = detail::getPIN(bus);
constexpr auto pinBit = detail::getPinBit(pin);
*detail::getRegPtr<pinReg>() |= (1 << pinBit);
volatile uint8_t *pinRegPtr = detail::getRegPtr<detail::getPIN(bus)>();
*pinRegPtr |= (1 << pinBit);
#else
constexpr auto bus = detail::getBus(pin);
constexpr auto portReg = detail::getPORT(bus);
constexpr auto pinBit = detail::getPinBit(pin);
*detail::getRegPtr<pinReg>() ^= (1 << pinBit);
volatile uint8_t *portRegPtr = detail::getRegPtr<detail::getPORT(bus)>();
*portRegPtr ^= (1 << pinBit);
#endif
}
static inline bool read() FORCE_INLINE
{
constexpr auto bus = detail::getBus(pin);
constexpr auto pinReg = detail::getPIN(bus);
constexpr auto pinBit = detail::getPinBit(pin);
if (*detail::getRegPtr<pinReg>() >> pinBit & 1)
volatile uint8_t *pinRegPtr = detail::getRegPtr<detail::getPIN(bus)>();
if (*pinRegPtr >> pinBit & 1)
return true;
return false;
@ -353,49 +354,49 @@ class Port {
static inline void dir(const Dir dir) FORCE_INLINE
{
constexpr auto dirReg = detail::getDDR(port);
volatile uint8_t *dirRegPtr = detail::getRegPtr<detail::getDDR(port)>();
if (dir == Dir::IN)
*detail::getRegPtr<dirReg>() = 0x00;
*dirRegPtr = 0x00;
else if (dir == Dir::OUT)
*detail::getRegPtr<dirReg>() = 0xFF;
*dirRegPtr = 0xFF;
}
static inline void pullup(const bool enable) FORCE_INLINE
{
constexpr auto portReg = detail::getPORT(port);
volatile uint8_t *portRegPtr = detail::getRegPtr<detail::getPORT(port)>();
if (enable)
*detail::getRegPtr<portReg>() = 0xFF;
*portRegPtr = 0xFF;
else
*detail::getRegPtr<portReg>() = 0x00;
*portRegPtr = 0x00;
}
static inline void write(const uint8_t value) FORCE_INLINE
{
constexpr auto portReg = detail::getPORT(port);
volatile uint8_t *portRegPtr = detail::getRegPtr<detail::getPORT(port)>();
*detail::getRegPtr<portReg>() = value;
*portRegPtr = value;
}
static inline void invert() FORCE_INLINE
{
#ifdef HARDWARE_TOGGLE
constexpr auto pinReg = detail::getPIN(port);
volatile uint8_t *pinRegPtr = detail::getRegPtr<detail::getPIN(port)>();
*detail::getRegPtr<pinReg>() = 0xFF;
*pinRegPtr = 0xFF;
#else
constexpr auto portReg = detail::getPORT(port);
volatile uint8_t *portRegPtr = detail::getRegPtr<detail::getPORT(port)>();
*detail::getRegPtr<portReg>() = ~(*portReg);
*portRegPtr = ~(*portRegPtr);
#endif
}
static inline uint8_t read() FORCE_INLINE
{
constexpr auto pinReg = detail::getPIN(port);
volatile uint8_t *pinRegPtr = detail::getRegPtr<detail::getPIN(port)>();
return *detail::getRegPtr<pinReg>();
return *pinRegPtr;
}
inline Port &operator=(const uint8_t value) FORCE_INLINE