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kernel/linux-imx6_3.14.28/drivers/block/ida_ioctl.h 2.56 KB
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  /*
   *    Disk Array driver for Compaq SMART2 Controllers
   *    Copyright 1998 Compaq Computer Corporation
   *
   *    This program is free software; you can redistribute it and/or modify
   *    it under the terms of the GNU General Public License as published by
   *    the Free Software Foundation; either version 2 of the License, or
   *    (at your option) any later version.
   *
   *    This program is distributed in the hope that it will be useful,
   *    but WITHOUT ANY WARRANTY; without even the implied warranty of
   *    MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or
   *    NON INFRINGEMENT.  See the GNU General Public License for more details.
   *
   *    You should have received a copy of the GNU General Public License
   *    along with this program; if not, write to the Free Software
   *    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
   *
   *    Questions/Comments/Bugfixes to iss_storagedev@hp.com
   *
   */
  #ifndef IDA_IOCTL_H
  #define IDA_IOCTL_H
  
  #include "ida_cmd.h"
  #include "cpqarray.h"
  
  #define IDAGETDRVINFO		0x27272828
  #define IDAPASSTHRU		0x28282929
  #define IDAGETCTLRSIG		0x29293030
  #define IDAREVALIDATEVOLS	0x30303131
  #define IDADRIVERVERSION	0x31313232
  #define IDAGETPCIINFO		0x32323333
  
  typedef struct _ida_pci_info_struct
  {
  	unsigned char 	bus;
  	unsigned char 	dev_fn;
  	__u32 		board_id;
  } ida_pci_info_struct;
  /*
   * Normally, the ioctl determines the logical unit for this command by
   * the major,minor number of the fd passed to ioctl.  If you need to send
   * a command to a different/nonexistant unit (such as during config), you
   * can override the normal behavior by setting the unit valid bit. (Normally,
   * it should be zero) The controller the command is sent to is still
   * determined by the major number of the open device.
   */
  
  #define UNITVALID	0x80
  typedef struct {
  	__u8	cmd;
  	__u8	rcode;
  	__u8	unit;
  	__u32	blk;
  	__u16	blk_cnt;
  
  /* currently, sg_cnt is assumed to be 1: only the 0th element of sg is used */
  	struct {
  		void	__user *addr;
  		size_t	size;
  	} sg[SG_MAX];
  	int	sg_cnt;
  
  	union ctlr_cmds {
  		drv_info_t		drv;
  		unsigned char		buf[1024];
  
  		id_ctlr_t		id_ctlr;
  		drv_param_t		drv_param;
  		id_log_drv_t		id_log_drv;
  		id_log_drv_ext_t	id_log_drv_ext;
  		sense_log_drv_stat_t	sense_log_drv_stat;
  		id_phys_drv_t		id_phys_drv;
  		blink_drv_leds_t	blink_drv_leds;
  		sense_blink_leds_t	sense_blink_leds;
  		config_t		config;
  		reorder_log_drv_t	reorder_log_drv;
  		label_log_drv_t		label_log_drv;
  		surf_delay_t		surf_delay;
  		overhead_delay_t	overhead_delay;
  		mp_delay_t		mp_delay;
  		scsi_param_t		scsi_param;
  	} c;
  } ida_ioctl_t;
  
  #endif /* IDA_IOCTL_H */