gpio.cpp File Reference

GPIO Pin abstraction implementation for Midgard. More...

#include <yggdrasil.h>
#include <cpp/common/attributes.hpp>
#include <cpp/common/types.hpp>
#include <cpp/common/utils.hpp>
#include <c/midgard/driver/gpio.h>

Include dependency graph for gpio.cpp:

Functions
C_LINKAGE bool	yggdrasil_GPIO_Init (gpio_t gpio)
	GPIO initialization. More...
C_LINKAGE bool	yggdrasil_GPIO_Deinit (gpio_t gpio)
	GPIO deinitialization. More...
C_LINKAGE bool	yggdrasil_GPIO_Get (gpio_t gpio)
	Get GPIO state. More...
C_LINKAGE void	yggdrasil_GPIO_Set (gpio_t gpio, bool state)
	Set GPIO state. More...
C_LINKAGE void	yggdrasil_GPIO_Toggle (gpio_t gpio)
	Toggle GPIO. More...
C_LINKAGE u16	yggdrasil_GPIO_GetMultiple (port_t port, u8 from, u8 to)
	Get multiple GPIO states. More...
C_LINKAGE void	yggdrasil_GPIO_SetMultiple (port_t port, u8 from, u8 to, u16 value)
	Set multiple GPIO states. More...

Detailed Description

GPIO Pin abstraction implementation for Midgard.

Author

Fabian Weber, Nikolaij Saegesser

Function Documentation

yggdrasil_GPIO_Deinit()

C_LINKAGE bool yggdrasil_GPIO_Deinit

(

gpio_t

gpio

)

GPIO deinitialization.

Parameters

gpio	GPIO handle

Returns

Success

yggdrasil_GPIO_Get()

C_LINKAGE bool yggdrasil_GPIO_Get

(

gpio_t

gpio

)

Get GPIO state.

Parameters

gpio	GPIO handle

Returns

GPIO state

yggdrasil_GPIO_GetMultiple()

C_LINKAGE u16 yggdrasil_GPIO_GetMultiple	(	port_t	port,
		u8	from,
		u8	to
	)

Get multiple GPIO states.

Parameters

port	GPIO port
from	Start bit number
to	End bit number

Returns

GPIO state

yggdrasil_GPIO_Init()

C_LINKAGE bool yggdrasil_GPIO_Init

(

gpio_t

gpio

)

GPIO initialization.

Parameters

gpio	GPIO handle

Returns

Success

yggdrasil_GPIO_Set()

C_LINKAGE void yggdrasil_GPIO_Set	(	gpio_t	gpio,
		bool	state
	)

Set GPIO state.

Parameters

gpio	GPIO handle
state	GPIO state

yggdrasil_GPIO_SetMultiple()

C_LINKAGE void yggdrasil_GPIO_SetMultiple	(	port_t	port,
		u8	from,
		u8	to,
		u16	value
	)

Set multiple GPIO states.

Parameters

port	GPIO port
from	Start bit number
to	End bit number
value	Value to set

Returns

GPIO state

yggdrasil_GPIO_Toggle()

C_LINKAGE void yggdrasil_GPIO_Toggle

(

gpio_t

gpio

)

Toggle GPIO.

Parameters

gpio	GPIO handle