NetBSD/sys/arch/arm/sa11x0/sa11x0_comvar.h

98 lines
3.1 KiB
C

/* $NetBSD: sa11x0_comvar.h,v 1.1 2001/07/08 23:37:53 rjs Exp $ */
/*-
* Copyright (c) 2001, The NetBSD Foundation, Inc. All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by IWAMOTO Toshihiro and Ichiro FUKUHARA.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the NetBSD
* Foundation, Inc. and its contributors.
* 4. Neither the name of The NetBSD Foundation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
*/
#ifndef _ARM_SA11X0_COMVAR_H_
#define _ARM_SA11X0_COMVAR_H_
/* Hardware flag masks */
#define COM_HW_NOIEN 0x01
#define COM_HW_DEV_OK 0x20
#define COM_HW_CONSOLE 0x40
#define COM_HW_KGDB 0x80
#define RX_TTY_BLOCKED 0x01
#define RX_TTY_OVERFLOWED 0x02
#define RX_IBUF_BLOCKED 0x04
#define RX_IBUF_OVERFLOWED 0x08
#define RX_ANY_BLOCK 0x0f
#define SACOM_RING_SIZE 2048
struct sacom_softc {
struct device sc_dev;
bus_addr_t sc_baseaddr;
bus_space_tag_t sc_iot;
bus_space_handle_t sc_ioh;
#ifdef __HAVE_GENERIC_SOFT_INTERRUPTS
void *sc_si;
#endif
struct tty *sc_tty;
u_char *sc_rbuf, *sc_ebuf;
u_char *sc_tba;
u_int sc_tbc, sc_heldtbc;
u_char *volatile sc_rbget,
*volatile sc_rbput;
volatile u_int sc_rbavail;
/* status flags */
int sc_hwflags, sc_swflags;
volatile u_int sc_rx_flags,
sc_tx_busy,
sc_tx_done,
sc_tx_stopped,
sc_st_check,
sc_rx_ready;
volatile int sc_heldchange;
/* control registers */
u_int sc_cr0, sc_cr3;
u_int sc_speed;
/* power management hooks */
int (*enable)(struct sacom_softc *);
int (*disable)(struct sacom_softc *);
int enabled;
};
#endif /* _ARM_SA11X0_COMVAR_H_ */