int
PX4FMU::ioctl(file *filp, int cmd, unsigned long arg)
{
int ret;
/* try it as a GPIO ioctl first */
ret = gpio_ioctl(filp, cmd, arg);
if (ret != -ENOTTY) {
return ret;
}
/* if we are in valid PWM mode, try it as a PWM ioctl as well */
switch (_mode) {
case MODE_2PWM:
case MODE_4PWM:
case MODE_6PWM:
#ifdef CONFIG_ARCH_BOARD_AEROCORE
case MODE_8PWM:
#endif
ret = pwm_ioctl(filp, cmd, arg);
break;
default:
DEVICE_DEBUG("not in a PWM mode");
break;
}
/* if nobody wants it, let CDev have it */
if (ret == -ENOTTY) {
ret = CDev::ioctl(filp, cmd, arg);
}
return ret;
}
static RET_CODE i2c_gpio_open(lld_i2c_t *p_lld, struct i2c_cfg *p_cfg)
{
i2c_gpio_priv_t *p_priv = NULL;
drv_dev_t *p_dev = NULL;
device_base_t *p_base = NULL;
p_dev = DEV_FIND_BY_LLD(drv_dev_t, p_lld);
p_base = p_dev->p_base;
p_priv = (i2c_gpio_priv_t *)mtos_malloc(sizeof(i2c_gpio_priv_t));
MT_ASSERT(NULL != p_priv);
p_lld->p_priv = p_priv;
MT_ASSERT(NULL != p_cfg);
p_priv->clock_period = 500/p_cfg->bus_clk_khz; //500000/1000/cfg->bus_clk_khz
p_priv->scl = p_cfg->scl;
p_priv->sda = p_cfg->sda;
if(p_base->lock_mode >= MAX_NUM_LOCK_MODE)
{
p_base->lock_mode = OS_MUTEX_LOCK;
}
else
{
p_base->lock_mode = p_cfg->lock_mode;
}
hal_pinmux_gpio_enable(p_priv->scl, TRUE);
hal_pinmux_gpio_enable(p_priv->sda, TRUE);
gpio_ioctl(GPIO_CMD_IO_ENABLE, p_priv->scl,1);
gpio_ioctl(GPIO_CMD_IO_ENABLE, p_priv->sda,1);
SET_SDA_HI(p_priv);
SET_SCL_HI(p_priv);
SET_SCL_OUT(p_priv);
return SUCCESS;
}
int
PX4FMU::ioctl(file *filp, int cmd, unsigned long arg)
{
int ret;
// XXX disabled, confusing users
//debug("ioctl 0x%04x 0x%08x", cmd, arg);
/* try it as a GPIO ioctl first */
ret = gpio_ioctl(filp, cmd, arg);
if (ret != -ENOTTY)
return ret;
/* if we are in valid PWM mode, try it as a PWM ioctl as well */
switch (_mode) {
case MODE_2PWM:
case MODE_4PWM:
case MODE_6PWM:
#ifdef CONFIG_ARCH_BOARD_AEROCORE
case MODE_8PWM:
#endif
ret = pwm_ioctl(filp, cmd, arg);
break;
default:
debug("not in a PWM mode");
break;
}
/* if nobody wants it, let CDev have it */
if (ret == -ENOTTY)
ret = CDev::ioctl(filp, cmd, arg);
return ret;
}
sint8 m2m_periph_gpio_set_val(uint8 u8GpioNum, uint8 u8GpioVal)
{
return gpio_ioctl(GPIO_OP_SET, u8GpioNum, u8GpioVal, NULL);
}
sint8 m2m_periph_gpio_set_dir(uint8 u8GpioNum, uint8 u8GpioDir)
{
return gpio_ioctl(GPIO_OP_DIR, u8GpioNum, u8GpioDir, NULL);
}
sint8 m2m_periph_gpio_get_val(uint8 u8GpioNum, uint8 * pu8GpioVal)
{
return gpio_ioctl(GPIO_OP_GET, u8GpioNum, 0, pu8GpioVal);
}
sint8 m2m_periph_gpio_get_val(uint8 u8GpioNum, uint8 * pu8GpioVal)
{
(void)u8GpioNum; // Silence "unused" warning
return gpio_ioctl(GPIO_OP_GET, u8GpioNum, 0, pu8GpioVal);
}