cregit-Linux how code gets into the kernel

Release 4.14 arch/m68k/include/asm/dsp56k.h

/*
 * linux/include/asm-m68k/dsp56k.h - defines and declarations for
 *                                   DSP56k device driver
 *
 * Copyright (C) 1996,1997 Fredrik Noring, lars brinkhoff & Tomas Berndtsson
 *
 * This file is subject to the terms and conditions of the GNU General Public
 * License.  See the file COPYING in the main directory of this archive
 * for more details.
 */


/* Used for uploading DSP binary code */

struct dsp56k_upload {
	
int len;
	
char __user *bin;
};

/* For the DSP host flags */

struct dsp56k_host_flags {
	
int dir;     /* Bit field. 1 = write output bit, 0 = do nothing.
                      * 0x0000 means reading only, 0x0011 means
                      * writing the bits stored in `out' on HF0 and HF1.
                      * Note that HF2 and HF3 can only be read.
                      */
	
int out;     /* Bit field like above. */
	
int status;  /* Host register's current state is returned */
};

/* ioctl command codes */

#define DSP56K_UPLOAD	        1    
/* Upload DSP binary program       */

#define DSP56K_SET_TX_WSIZE	2    
/* Host transmit word size (1-4)   */

#define DSP56K_SET_RX_WSIZE	3    
/* Host receive word size (1-4)    */

#define DSP56K_HOST_FLAGS	4    
/* Host flag registers             */

#define DSP56K_HOST_CMD         5    
/* Trig Host Command (0-31)        */

Overall Contributors

PersonTokensPropCommitsCommitProp
Linus Torvalds (pre-git)5898.31%150.00%
Al Viro11.69%150.00%
Total59100.00%2100.00%
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