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/*
* include/linux/serial.h
*
* Copyright (C) 1992 by Theodore Ts'o.
*
* Redistribution of this file is permitted under the terms of the GNU
* Public License (GPL)
*/
#ifndef _LINUX_SERIAL_H
#define _LINUX_SERIAL_H
#include <linux/types.h>
#ifdef __KERNEL__
#include <asm/page.h>
struct async_icount {
__u32 cts, dsr, rng, dcd, tx, rx;
__u32 frame, parity, overrun, brk;
__u32 buf_overrun;
};
#define SERIAL_XMIT_SIZE PAGE_SIZE
#endif
struct serial_struct {
int type;
int line;
unsigned int port;
int irq;
int flags;
int xmit_fifo_size;
int custom_divisor;
int baud_base;
unsigned short close_delay;
char io_type;
char reserved_char[1];
int hub6;
unsigned short closing_wait;
unsigned short closing_wait2;
unsigned char *iomem_base;
unsigned short iomem_reg_shift;
unsigned int port_high;
unsigned long iomap_base;
};
#define ASYNC_CLOSING_WAIT_INF 0
#define ASYNC_CLOSING_WAIT_NONE 65535
#define PORT_UNKNOWN 0
#define PORT_8250 1
#define PORT_16450 2
#define PORT_16550 3
#define PORT_16550A 4
#define PORT_CIRRUS 5
#define PORT_16650 6
#define PORT_16650V2 7
#define PORT_16750 8
#define PORT_STARTECH 9
#define PORT_16C950 10
#define PORT_16654 11
#define PORT_16850 12
#define PORT_RSA 13
#define PORT_MAX 13
#define SERIAL_IO_PORT 0
#define SERIAL_IO_HUB6 1
#define SERIAL_IO_MEM 2
struct serial_uart_config {
char *name;
int dfl_xmit_fifo_size;
int flags;
};
#define UART_CLEAR_FIFO 0x01
#define UART_USE_FIFO 0x02
#define UART_STARTECH 0x04
#define UART_NATSEMI 0x08
#define ASYNCB_HUP_NOTIFY 0
#define ASYNCB_FOURPORT 1
#define ASYNCB_SAK 2
#define ASYNCB_SPLIT_TERMIOS 3
#define ASYNCB_SPD_HI 4
#define ASYNCB_SPD_VHI 5
#define ASYNCB_SKIP_TEST 6
#define ASYNCB_AUTO_IRQ 7
#define ASYNCB_SESSION_LOCKOUT 8
#define ASYNCB_PGRP_LOCKOUT 9
#define ASYNCB_CALLOUT_NOHUP 10
#define ASYNCB_HARDPPS_CD 11
#define ASYNCB_SPD_SHI 12
#define ASYNCB_LOW_LATENCY 13
#define ASYNCB_BUGGY_UART 14
#define ASYNCB_AUTOPROBE 15
#define ASYNCB_LAST_USER 15
#define ASYNCB_INITIALIZED 31
#define ASYNCB_SUSPENDED 30
#define ASYNCB_NORMAL_ACTIVE 29
#define ASYNCB_BOOT_AUTOCONF 28
#define ASYNCB_CLOSING 27
#define ASYNCB_CTS_FLOW 26
#define ASYNCB_CHECK_CD 25
#define ASYNCB_SHARE_IRQ 24
#define ASYNCB_CONS_FLOW 23
#define ASYNCB_BOOT_ONLYMCA 22
#define ASYNCB_FIRST_KERNEL 22
#define ASYNC_HUP_NOTIFY (1U << ASYNCB_HUP_NOTIFY)
#define ASYNC_SUSPENDED (1U << ASYNCB_SUSPENDED)
#define ASYNC_FOURPORT (1U << ASYNCB_FOURPORT)
#define ASYNC_SAK (1U << ASYNCB_SAK)
#define ASYNC_SPLIT_TERMIOS (1U << ASYNCB_SPLIT_TERMIOS)
#define ASYNC_SPD_HI (1U << ASYNCB_SPD_HI)
#define ASYNC_SPD_VHI (1U << ASYNCB_SPD_VHI)
#define ASYNC_SKIP_TEST (1U << ASYNCB_SKIP_TEST)
#define ASYNC_AUTO_IRQ (1U << ASYNCB_AUTO_IRQ)
#define ASYNC_SESSION_LOCKOUT (1U << ASYNCB_SESSION_LOCKOUT)
#define ASYNC_PGRP_LOCKOUT (1U << ASYNCB_PGRP_LOCKOUT)
#define ASYNC_CALLOUT_NOHUP (1U << ASYNCB_CALLOUT_NOHUP)
#define ASYNC_HARDPPS_CD (1U << ASYNCB_HARDPPS_CD)
#define ASYNC_SPD_SHI (1U << ASYNCB_SPD_SHI)
#define ASYNC_LOW_LATENCY (1U << ASYNCB_LOW_LATENCY)
#define ASYNC_BUGGY_UART (1U << ASYNCB_BUGGY_UART)
#define ASYNC_AUTOPROBE (1U << ASYNCB_AUTOPROBE)
#define ASYNC_FLAGS ((1U << (ASYNCB_LAST_USER + 1)) - 1)
#define ASYNC_USR_MASK (ASYNC_SPD_MASK|ASYNC_CALLOUT_NOHUP| \
ASYNC_LOW_LATENCY)
#define ASYNC_SPD_CUST (ASYNC_SPD_HI|ASYNC_SPD_VHI)
#define ASYNC_SPD_WARP (ASYNC_SPD_HI|ASYNC_SPD_SHI)
#define ASYNC_SPD_MASK (ASYNC_SPD_HI|ASYNC_SPD_VHI|ASYNC_SPD_SHI)
#define ASYNC_INITIALIZED (1U << ASYNCB_INITIALIZED)
#define ASYNC_NORMAL_ACTIVE (1U << ASYNCB_NORMAL_ACTIVE)
#define ASYNC_BOOT_AUTOCONF (1U << ASYNCB_BOOT_AUTOCONF)
#define ASYNC_CLOSING (1U << ASYNCB_CLOSING)
#define ASYNC_CTS_FLOW (1U << ASYNCB_CTS_FLOW)
#define ASYNC_CHECK_CD (1U << ASYNCB_CHECK_CD)
#define ASYNC_SHARE_IRQ (1U << ASYNCB_SHARE_IRQ)
#define ASYNC_CONS_FLOW (1U << ASYNCB_CONS_FLOW)
#define ASYNC_BOOT_ONLYMCA (1U << ASYNCB_BOOT_ONLYMCA)
#define ASYNC_INTERNAL_FLAGS (~((1U << ASYNCB_FIRST_KERNEL) - 1))
struct serial_multiport_struct {
int irq;
int port1;
unsigned char mask1, match1;
int port2;
unsigned char mask2, match2;
int port3;
unsigned char mask3, match3;
int port4;
unsigned char mask4, match4;
int port_monitor;
int reserved[32];
};
struct serial_icounter_struct {
int cts, dsr, rng, dcd;
int rx, tx;
int frame, overrun, parity, brk;
int buf_overrun;
int reserved[9];
};
struct serial_rs485 {
__u32 flags;
#define SER_RS485_ENABLED (1 << 0)
#define SER_RS485_RTS_ON_SEND (1 << 1)
#define SER_RS485_RTS_AFTER_SEND (1 << 2)
#define SER_RS485_RX_DURING_TX (1 << 4)
__u32 delay_rts_before_send;
__u32 delay_rts_after_send;
__u32 padding[5];
};
#ifdef __KERNEL__
#include <linux/compiler.h>
#endif
#endif
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