OpenCloudOS-Kernel/drivers/mailbox/mailbox.h

15 lines
476 B
C

/*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#ifndef __MAILBOX_H
#define __MAILBOX_H
#define TXDONE_BY_IRQ BIT(0) /* controller has remote RTR irq */
#define TXDONE_BY_POLL BIT(1) /* controller can read status of last TX */
#define TXDONE_BY_ACK BIT(2) /* S/W ACK recevied by Client ticks the TX */
#endif /* __MAILBOX_H */