404

[ Avaa Bypassed ]




Upload:

Command:

botdev@3.14.146.45: ~ $
/* SPDX-License-Identifier: GPL-2.0 */
/*
 * pi1.h: Definitions for SGI PI1 parallel port
 */

#ifndef _SGI_PI1_H
#define _SGI_PI1_H

struct pi1_regs {
	u8 _data[3];
	volatile u8 data;
	u8 _ctrl[3];
	volatile u8 ctrl;
#define PI1_CTRL_STROBE_N	0x01
#define PI1_CTRL_AFD_N		0x02
#define PI1_CTRL_INIT_N		0x04
#define PI1_CTRL_SLIN_N		0x08
#define PI1_CTRL_IRQ_ENA	0x10
#define PI1_CTRL_DIR		0x20
#define PI1_CTRL_SEL		0x40
	u8 _status[3];
	volatile u8 status;
#define PI1_STAT_DEVID		0x03	/* bits 0-1 */
#define PI1_STAT_NOINK		0x04	/* SGI MODE only */
#define PI1_STAT_ERROR		0x08
#define PI1_STAT_ONLINE		0x10
#define PI1_STAT_PE		0x20
#define PI1_STAT_ACK		0x40
#define PI1_STAT_BUSY		0x80
	u8 _dmactrl[3];
	volatile u8 dmactrl;
#define PI1_DMACTRL_FIFO_EMPTY	0x01	/* fifo empty R/O */
#define PI1_DMACTRL_ABORT	0x02	/* reset DMA and internal fifo W/O */
#define PI1_DMACTRL_STDMODE	0x00	/* bits 2-3 */
#define PI1_DMACTRL_SGIMODE	0x04	/* bits 2-3 */
#define PI1_DMACTRL_RICOHMODE	0x08	/* bits 2-3 */
#define PI1_DMACTRL_HPMODE	0x0c	/* bits 2-3 */
#define PI1_DMACTRL_BLKMODE	0x10	/* block mode */
#define PI1_DMACTRL_FIFO_CLEAR	0x20	/* clear fifo W/O */
#define PI1_DMACTRL_READ	0x40	/* read */
#define PI1_DMACTRL_RUN		0x80	/* pedal to the metal */
	u8 _intstat[3];
	volatile u8 intstat;
#define PI1_INTSTAT_ACK		0x04
#define PI1_INTSTAT_FEMPTY	0x08
#define PI1_INTSTAT_NOINK	0x10
#define PI1_INTSTAT_ONLINE	0x20
#define PI1_INTSTAT_ERR		0x40
#define PI1_INTSTAT_PE		0x80
	u8 _intmask[3];
	volatile u8 intmask;		/* enabled low, reset high*/
#define PI1_INTMASK_ACK		0x04
#define PI1_INTMASK_FIFO_EMPTY	0x08
#define PI1_INTMASK_NOINK	0x10
#define PI1_INTMASK_ONLINE	0x20
#define PI1_INTMASK_ERR		0x40
#define PI1_INTMASK_PE		0x80
	u8 _timer1[3];
	volatile u8 timer1;
#define PI1_TIME1		0x27
	u8 _timer2[3];
	volatile u8 timer2;
#define PI1_TIME2		0x13
	u8 _timer3[3];
	volatile u8 timer3;
#define PI1_TIME3		0x10
	u8 _timer4[3];
	volatile u8 timer4;
#define PI1_TIME4		0x00
};

#endif

Filemanager

Name Type Size Permission Actions
gio.h File 2.54 KB 0644
hpc3.h File 14.13 KB 0644
ioc.h File 6.34 KB 0644
ip22.h File 3.25 KB 0644
mc.h File 9.26 KB 0644
pi1.h File 1.94 KB 0644
seeq.h File 466 B 0644
sgi.h File 1.32 KB 0644
wd.h File 451 B 0644