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/*
* Copyright (c) 2006-2021, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2015-01-07 Grissiom add comment
*/
#include <rtthread.h>
#ifdef RT_USING_VBUS
#include <rtdevice.h>
#include <vbus.h>
#include <board.h>
struct rt_vbus_ring rt_vbus_rings[2] rt_section("vbus_ring");
int rt_vbus_do_init(void)
{
return rt_vbus_init(&rt_vbus_rings[1], &rt_vbus_rings[0]);
}
INIT_COMPONENT_EXPORT(rt_vbus_do_init);
int rt_vbus_hw_init(void)
{
NVIC_ClearPendingIRQ(M0_M4CORE_IRQn);
NVIC_EnableIRQ(M0_M4CORE_IRQn);
return 0;
}
void M4CORE_IRQHandler(void)
{
LPC_CREG->M4TXEVENT = 0;
rt_vbus_isr(M0_M4CORE_IRQn, RT_NULL);
}
int rt_vbus_hw_eoi(int irqnr, void *param)
{
/* Nothing to do here as we cleared the interrupt in IRQHandler. */
return 0;
}
struct rt_vbus_dev rt_vbus_chn_devx[] = {
{
.req =
{
.prio = 30,
.name = "vecho",
.is_server = 0,
.recv_wm.low = RT_VMM_RB_BLK_NR / 3,
.recv_wm.high = RT_VMM_RB_BLK_NR * 2 / 3,
.post_wm.low = RT_VMM_RB_BLK_NR / 3,
.post_wm.high = RT_VMM_RB_BLK_NR * 2 / 3,
}
},
{
.req =
{
.name = RT_NULL,
}
},
};
#endif /* RT_USING_VBUS */
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