hal_ll_gpio.c

/****************************************************************************
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****************************************************************************/
/*!
 * @file  hal_ll_gpio.c
 * @brief GPIO HAL LOW LEVEL layer implementation.
 */

#include "hal_ll_gpio_port.h"

/*******************************************************************************
 *
 */
void hal_ll_gpio_configure_pin( hal_ll_gpio_pin_t *pin, hal_ll_pin_name_t name, hal_ll_gpio_direction_t direction )
{
    pin->base = ( hal_ll_gpio_base_t )hal_ll_gpio_port_base( hal_ll_gpio_port_index( name ) );
    pin->mask = hal_ll_gpio_pin_mask( name );

    if ( direction == HAL_LL_GPIO_DIGITAL_INPUT)
        hal_ll_gpio_digital_input( pin->base, pin->mask );
    else
        hal_ll_gpio_digital_output( pin->base, pin->mask );
}

/*******************************************************************************
 *
 */
#if (FLATTEN_ME_LEVEL < FLATTEN_ME_LEVEL_LOW)
uint8_t hal_ll_gpio_read_pin_input( hal_ll_gpio_pin_t *pin )
{
    hal_ll_gpio_base_handle_t *port_ptr = ( hal_ll_gpio_base_handle_t * ) pin->base;

    return ( port_ptr->signal.pin_status & pin->mask ) ? 0x01 : 0x00;
}
#endif

/*******************************************************************************
 *
 */
#if (FLATTEN_ME_LEVEL < FLATTEN_ME_LEVEL_LOW)
uint8_t hal_ll_gpio_read_pin_output( hal_ll_gpio_pin_t *pin )
{
    hal_ll_gpio_base_handle_t *port_ptr = ( hal_ll_gpio_base_handle_t * ) pin->base;

    return ( port_ptr->signal.pin_status & pin->mask ) ? 0x01 : 0x00;
}
#endif

/*******************************************************************************
 *
 */
#if (FLATTEN_ME_LEVEL < FLATTEN_ME_LEVEL_LOW)
void hal_ll_gpio_write_pin_output( hal_ll_gpio_pin_t *pin, uint8_t value )
{
    hal_ll_gpio_base_handle_t *port_ptr = ( hal_ll_gpio_base_handle_t * ) pin->base;

    if ( value )
        port_ptr->signal.enable = pin->mask;
    else
        port_ptr->signal.disable = pin->mask;
}
#endif

/*******************************************************************************
 *
 */
#if (FLATTEN_ME_LEVEL < FLATTEN_ME_LEVEL_LOW)
void hal_ll_gpio_toggle_pin_output( hal_ll_gpio_pin_t *pin )
{
    uint8_t value = hal_ll_gpio_read_pin_output( pin );
    hal_ll_gpio_write_pin_output( pin, !value );
}
#endif

/*******************************************************************************
 *
 */
#if (FLATTEN_ME_LEVEL < FLATTEN_ME_LEVEL_LOW)
void hal_ll_gpio_set_pin_output( hal_ll_gpio_pin_t *pin )
{
    hal_ll_gpio_base_handle_t *port_ptr = ( hal_ll_gpio_base_handle_t * ) pin->base;

    port_ptr->signal.enable = pin->mask;
}
#endif

/*******************************************************************************
 *
 */
#if (FLATTEN_ME_LEVEL < FLATTEN_ME_LEVEL_LOW)
void hal_ll_gpio_clear_pin_output( hal_ll_gpio_pin_t *pin )
{
    hal_ll_gpio_base_handle_t *port_ptr = ( hal_ll_gpio_base_handle_t * ) pin->base;

    port_ptr->signal.disable = pin->mask;
}
#endif

/*******************************************************************************
 *
 */
void hal_ll_gpio_configure_port( hal_ll_gpio_port_t *port, hal_ll_port_name_t name, hal_ll_gpio_mask_t mask, hal_ll_gpio_direction_t direction )
{
    port->base = hal_ll_gpio_port_base( name );
    port->mask = mask;

    if ( direction == HAL_LL_GPIO_DIGITAL_INPUT )
        hal_ll_gpio_digital_input( port->base, port->mask );
    else
        hal_ll_gpio_digital_output( port->base, port->mask );
}

/*******************************************************************************
 *
 */
#if (FLATTEN_ME_LEVEL < FLATTEN_ME_LEVEL_LOW)
hal_ll_port_size_t hal_ll_gpio_read_port_input( hal_ll_gpio_port_t *port )
{
    hal_ll_gpio_base_handle_t *port_ptr = ( hal_ll_gpio_base_handle_t * )port->base;

    return port_ptr->signal.pin_status;
}
#endif

/*******************************************************************************
 *
 */
#if (FLATTEN_ME_LEVEL < FLATTEN_ME_LEVEL_LOW)
hal_ll_port_size_t hal_ll_gpio_read_port_output(hal_ll_gpio_port_t *port)
{
    hal_ll_gpio_base_handle_t *port_ptr = ( hal_ll_gpio_base_handle_t * )port->base;

    return port_ptr->signal.pin_status;
}
#endif

/*******************************************************************************
 *
 */
#if (FLATTEN_ME_LEVEL < FLATTEN_ME_LEVEL_LOW)
void hal_ll_gpio_write_port_output(hal_ll_gpio_port_t *port, hal_ll_port_size_t value)
{
    hal_ll_gpio_base_handle_t *port_ptr = (hal_ll_gpio_base_handle_t *)port->base;

    port_ptr->signal.enable = value & port->mask;
    port_ptr->signal.disable = ~value & port->mask;
}
#endif

// ------------------------------------------------------------------------- END