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/*
* Private header file for the (dumb) serial driver
*
* Copyright (C) 1997 by Theodore Ts'o.
*
* Redistribution of this file is permitted under the terms of the GNU
* Public License (GPL)
*/
#ifndef _LINUX_SERIALP_H
#define _LINUX_SERIALP_H
/*
* This is our internal structure for each serial port's state.
*
* Many fields are paralleled by the structure used by the serial_struct
* structure.
*
* For definitions of the flags field, see tty.h
*/
#include <linux/config.h>
#include <linux/termios.h>
#include <linux/circ_buf.h>
#include <linux/wait.h>
#define CONFIGURED_SERIAL_PORT(info) ((info)->port || ((info)->iomem_base))
#define SERIAL_MAGIC 0x5301
#define SSTATE_MAGIC 0x5302
/*
* Events are used to schedule things to happen at timer-interrupt
* time, instead of at rs interrupt time.
*/
#define RS_EVENT_WRITE_WAKEUP 0
struct pci_board_inst {
struct pci_board board;
struct pci_dev *dev;
};
#ifndef PCI_ANY_ID
#define PCI_ANY_ID (~0)
#endif
#define SPCI_FL_BASE_MASK 0x0007
#define SPCI_FL_BASE0 0x0000
#define SPCI_FL_BASE1 0x0001
#define SPCI_FL_BASE2 0x0002
#define SPCI_FL_BASE3 0x0003
#define SPCI_FL_BASE4 0x0004
#define SPCI_FL_GET_BASE(x) (x & SPCI_FL_BASE_MASK)
#define SPCI_FL_IRQ_MASK (0x0007 << 4)
#define SPCI_FL_IRQBASE0 (0x0000 << 4)
#define SPCI_FL_IRQBASE1 (0x0001 << 4)
#define SPCI_FL_IRQBASE2 (0x0002 << 4)
#define SPCI_FL_IRQBASE3 (0x0003 << 4)
#define SPCI_FL_IRQBASE4 (0x0004 << 4)
#define SPCI_FL_GET_IRQBASE(x) ((x & SPCI_FL_IRQ_MASK) >> 4)
/* Use successive BARs (PCI base address registers),
else use offset into some specified BAR */
#define SPCI_FL_BASE_TABLE 0x0100
/* Use successive entries in the irq resource table */
#define SPCI_FL_IRQ_TABLE 0x0200
/* Use the irq resource table instead of dev->irq */
#define SPCI_FL_IRQRESOURCE 0x0400
/* Use the Base address register size to cap number of ports */
#define SPCI_FL_REGION_SZ_CAP 0x0800
/* Do not use irq sharing for this device */
#define SPCI_FL_NO_SHIRQ 0x1000
/* This is a PNP device */
#define SPCI_FL_ISPNP 0x2000
#define SPCI_FL_PNPDEFAULT (SPCI_FL_IRQRESOURCE|SPCI_FL_ISPNP)
#endif /* _LINUX_SERIAL_H */
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