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Implement empty/unused pin and port

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This commit is contained in:
BlackMark 2022-05-28 15:41:26 +02:00
parent 37b8f77fd3
commit d89322bdaa
1 changed files with 76 additions and 52 deletions
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28
io.hpp
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@ -102,6 +102,8 @@ enum class P {
D6 = 0x36,
D7 = 0x37,
#endif
NONE,
};
enum class Bus {
@ -117,6 +119,8 @@ enum class Bus {
#ifdef PORT_D_AVAILABLE
D = 0x03,
#endif
NONE,
};
//////////////////////////////////////////////////////////////////////////
@ -299,6 +303,7 @@ class Pin {
[[gnu::always_inline]] static inline void dir(const Dir dir)
{
if constexpr (pin != P::NONE) {
constexpr auto bus = detail::getBus(pin);
constexpr auto pinBit = detail::getPinBit(pin);
@ -309,9 +314,11 @@ class Pin {
else if (dir == Dir::OUT)
*dirRegPtr |= (1 << pinBit);
}
}
[[gnu::always_inline]] static inline void pullup(const bool enable)
{
if constexpr (pin != P::NONE) {
constexpr auto bus = detail::getBus(pin);
constexpr auto pinBit = detail::getPinBit(pin);
@ -322,9 +329,11 @@ class Pin {
else
*portRegPtr &= ~(1 << pinBit);
}
}
[[gnu::always_inline]] static inline void write(const bool value)
{
if constexpr (pin != P::NONE) {
constexpr auto bus = detail::getBus(pin);
constexpr auto pinBit = detail::getPinBit(pin);
@ -335,9 +344,11 @@ class Pin {
else
*portRegPtr &= ~(1 << pinBit);
}
}
[[gnu::always_inline]] static inline void toggle()
{
if constexpr (pin != P::NONE) {
constexpr auto bus = detail::getBus(pin);
constexpr auto pinBit = detail::getPinBit(pin);
@ -349,9 +360,11 @@ class Pin {
*portRegPtr ^= (1 << pinBit);
#endif
}
}
[[gnu::always_inline]] static inline bool read()
{
if constexpr (pin != P::NONE) {
constexpr auto bus = detail::getBus(pin);
constexpr auto pinBit = detail::getPinBit(pin);
@ -359,7 +372,7 @@ class Pin {
if (*pinRegPtr >> pinBit & 1)
return true;
}
return false;
}
@ -392,6 +405,7 @@ class Port {
[[gnu::always_inline]] static inline void dir(const Dir dir)
{
if constexpr (port != Bus::NONE) {
detail::reg_ptr_t dirRegPtr = detail::getRegPtr<detail::getDDR(port)>();
if (dir == Dir::IN)
@ -399,9 +413,11 @@ class Port {
else if (dir == Dir::OUT)
*dirRegPtr = 0xFF;
}
}
[[gnu::always_inline]] static inline void pullup(const bool enable)
{
if constexpr (port != Bus::NONE) {
detail::reg_ptr_t portRegPtr = detail::getRegPtr<detail::getPORT(port)>();
if (enable)
@ -409,15 +425,19 @@ class Port {
else
*portRegPtr = 0x00;
}
}
[[gnu::always_inline]] static inline void write(const uint8_t value)
[[gnu::always_inline]] static inline void write([[maybe_unused]] const uint8_t value)
{
if constexpr (port != Bus::NONE) {
detail::reg_ptr_t portRegPtr = detail::getRegPtr<detail::getPORT(port)>();
*portRegPtr = value;
}
}
[[gnu::always_inline]] static inline void invert()
{
if constexpr (port != Bus::NONE) {
#ifdef HARDWARE_TOGGLE
detail::reg_ptr_t pinRegPtr = detail::getRegPtr<detail::getPIN(port)>();
*pinRegPtr = 0xFF;
@ -426,13 +446,17 @@ class Port {
*portRegPtr = ~(*portRegPtr);
#endif
}
}
[[gnu::always_inline]] static inline uint8_t read()
{
if constexpr (port != Bus::NONE) {
detail::reg_ptr_t pinRegPtr = detail::getRegPtr<detail::getPIN(port)>();
return *pinRegPtr;
}
return 0x00;
}
[[gnu::always_inline]] inline Port &operator=(const uint8_t value)
{