/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright (c) 1992-1995,1997-2000 by Sun Microsystems, Inc.
* All rights reserved.
*/
#ifndef _SYS_ECPPIO_H
#define _SYS_ECPPIO_H
#pragma ident "%Z%%M% %I% %E% SMI"
#ifdef __cplusplus
extern "C" {
#endif
#include <sys/bpp_io.h>
#include <sys/ecppsys.h>
#include <sys/note.h>
#define ECPPIOC_SETREGS _IOW('p', 73, struct ecpp_regs)
#define ECPPIOC_GETREGS _IOR('p', 74, struct ecpp_regs)
#define ECPPIOC_SETPORT _IOW('p', 77, uchar_t)
#define ECPPIOC_GETPORT _IOR('p', 78, uchar_t)
#define ECPPIOC_SETDATA _IOW('p', 79, uchar_t)
#define ECPPIOC_GETDATA _IOR('p', 80, uchar_t)
#define ECPP_MAX_TIMEOUT 604800 /* one week */
#define ECPP_W_TIMEOUT_DEFAULT 60 /* 60 seconds */
struct ecpp_regs {
uint8_t dsr; /* status reg */
uint8_t dcr; /* control reg */
};
_NOTE(SCHEME_PROTECTS_DATA("unique per call", ecpp_regs))
/* Values for dsr field */
#define ECPP_EPP_TMOUT 0x01
#define ECPP_DSR_reserved1 0x02
#define ECPP_IRQ_ST 0x04
#define ECPP_nERR 0x08
#define ECPP_SLCT 0x10
#define ECPP_PE 0x20
#define ECPP_nACK 0x40
#define ECPP_nBUSY 0x80
/* Values for the dcr field */
#define ECPP_STB 0x01
#define ECPP_AFX 0x02
#define ECPP_nINIT 0x04
#define ECPP_SLCTIN 0x08
#define ECPP_INTR_EN 0x10 /* 1=enable */
#define ECPP_REV_DIR 0x20 /* 1=reverse dir */
#define ECPP_DCR_reserved6 0x40
#define ECPP_DCR_reserved7 0x80
#define ECPP_DCR_SET (ECPP_DCR_reserved6 | ECPP_DCR_reserved7)
/* port types */
#define ECPP_PORT_DMA 0x1 /* default */
#define ECPP_PORT_PIO 0x2
#define ECPP_PORT_TDMA 0x3 /* test fifo */
/* these bits are not modified by ECPPIOC_SETREGS/GETREGS */
#define ECPP_SETREGS_DSR_MASK \
(ECPP_EPP_TMOUT | ECPP_DSR_reserved1 | ECPP_IRQ_ST)
#define ECPP_SETREGS_DCR_MASK \
(ECPP_INTR_EN | ECPP_REV_DIR | ECPP_DCR_SET)
#ifdef __cplusplus
}
#endif
#endif /* _SYS_ECPPIO_H */