cregit-Linux how code gets into the kernel

Release 4.14 drivers/scsi/gvp11.h

Directory: drivers/scsi
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef GVP11_H

/* $Id: gvp11.h,v 1.4 1997/01/19 23:07:12 davem Exp $
 *
 * Header file for the GVP Series II SCSI controller for Linux
 *
 * Written and (C) 1993, Ralf Baechle, see gvp11.c for more info
 * based on a2091.h (C) 1993 by Hamish Macdonald
 *
 */

#include <linux/types.h>

#ifndef CMD_PER_LUN

#define CMD_PER_LUN		2
#endif

#ifndef CAN_QUEUE

#define CAN_QUEUE		16
#endif

/*
 * if the transfer address ANDed with this results in a non-zero
 * result, then we can't use DMA.
 */

#define GVP11_XFER_MASK		(0xff000001)


struct gvp11_scsiregs {
		 
unsigned char	pad1[64];
	
volatile unsigned short	CNTR;
		 
unsigned char	pad2[31];
	
volatile unsigned char	SASR;
		 
unsigned char	pad3;
	
volatile unsigned char	SCMD;
		 
unsigned char	pad4[4];
	
volatile unsigned short	BANK;
		 
unsigned char	pad5[6];
	
volatile unsigned long	ACR;
	
volatile unsigned short	secret1; /* store 0 here */
	
volatile unsigned short	ST_DMA;
	
volatile unsigned short	SP_DMA;
	
volatile unsigned short	secret2; /* store 1 here */
	
volatile unsigned short	secret3; /* store 15 here */
};

/* bits in CNTR */

#define GVP11_DMAC_BUSY		(1<<0)

#define GVP11_DMAC_INT_PENDING	(1<<1)

#define GVP11_DMAC_INT_ENABLE	(1<<3)

#define GVP11_DMAC_DIR_WRITE	(1<<4)

#endif /* GVP11_H */

Overall Contributors

PersonTokensPropCommitsCommitProp
Linus Torvalds (pre-git)13897.87%250.00%
Geert Uytterhoeven21.42%125.00%
Greg Kroah-Hartman10.71%125.00%
Total141100.00%4100.00%
Directory: drivers/scsi
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