Current Path : /sys/cam/ctl/ |
FreeBSD hs32.drive.ne.jp 9.1-RELEASE FreeBSD 9.1-RELEASE #1: Wed Jan 14 12:18:08 JST 2015 root@hs32.drive.ne.jp:/sys/amd64/compile/hs32 amd64 |
Current File : //sys/cam/ctl/ctl.h |
/*- * Copyright (c) 2003 Silicon Graphics International Corp. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions, and the following disclaimer, * without modification. * 2. Redistributions in binary form must reproduce at minimum a disclaimer * substantially similar to the "NO WARRANTY" disclaimer below * ("Disclaimer") and any redistribution must be conditioned upon * including a substantially similar Disclaimer requirement for further * binary redistribution. * * NO WARRANTY * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGES. * * $Id: //depot/users/kenm/FreeBSD-test2/sys/cam/ctl/ctl.h#5 $ * $FreeBSD: release/9.1.0/sys/cam/ctl/ctl.h 237821 2012-06-29 21:19:24Z ken $ */ /* * Function definitions used both within CTL and potentially in various CTL * clients. * * Author: Ken Merry <ken@FreeBSD.org> */ #ifndef _CTL_H_ #define _CTL_H_ #define ctl_min(x,y) (((x) < (y)) ? (x) : (y)) #define CTL_RETVAL_COMPLETE 0 #define CTL_RETVAL_QUEUED 1 #define CTL_RETVAL_ALLOCATED 2 #define CTL_RETVAL_ERROR 3 typedef enum { CTL_PORT_NONE = 0x00, CTL_PORT_FC = 0x01, CTL_PORT_SCSI = 0x02, CTL_PORT_IOCTL = 0x04, CTL_PORT_INTERNAL = 0x08, CTL_PORT_ALL = 0xff, CTL_PORT_ISC = 0x100 // FC port for inter-shelf communication } ctl_port_type; struct ctl_port_entry { ctl_port_type port_type; char port_name[64]; int32_t targ_port; int physical_port; int virtual_port; u_int flags; #define CTL_PORT_WWNN_VALID 0x01 #define CTL_PORT_WWPN_VALID 0x02 uint64_t wwnn; uint64_t wwpn; int online; }; struct ctl_modepage_header { uint8_t page_code; uint8_t subpage; int32_t len_used; int32_t len_left; }; struct ctl_modepage_aps { struct ctl_modepage_header header; uint8_t lock_active; }; union ctl_modepage_info { struct ctl_modepage_header header; struct ctl_modepage_aps aps; }; /* * Serial number length, for VPD page 0x80. */ #define CTL_SN_LEN 16 /* * Device ID length, for VPD page 0x83. */ #define CTL_DEVID_LEN 16 /* * WWPN length, for VPD page 0x83. */ #define CTL_WWPN_LEN 8 /* * Unit attention types. ASC/ASCQ values for these should be placed in * ctl_build_ua. These are also listed in order of reporting priority. * i.e. a poweron UA is reported first, bus reset second, etc. */ typedef enum { CTL_UA_NONE = 0x0000, CTL_UA_POWERON = 0x0001, CTL_UA_BUS_RESET = 0x0002, CTL_UA_TARG_RESET = 0x0004, CTL_UA_LUN_RESET = 0x0008, CTL_UA_LUN_CHANGE = 0x0010, CTL_UA_MODE_CHANGE = 0x0020, CTL_UA_LOG_CHANGE = 0x0040, CTL_UA_LVD = 0x0080, CTL_UA_SE = 0x0100, CTL_UA_RES_PREEMPT = 0x0200, CTL_UA_RES_RELEASE = 0x0400, CTL_UA_REG_PREEMPT = 0x0800, CTL_UA_ASYM_ACC_CHANGE = 0x1000, CTL_UA_CAPACITY_CHANGED = 0x2000 } ctl_ua_type; #ifdef _KERNEL MALLOC_DECLARE(M_CTL); typedef enum { CTL_THREAD_NONE = 0x00, CTL_THREAD_WAKEUP = 0x01 } ctl_thread_flags; struct ctl_thread { void (*thread_func)(void *arg); void *arg; struct cv wait_queue; const char *thread_name; ctl_thread_flags thread_flags; struct completion *thread_event; struct task_struct *task; }; struct ctl_page_index; #ifdef SYSCTL_DECL /* from sysctl.h */ SYSCTL_DECL(_kern_cam_ctl); #endif /* * Call these routines to enable or disable front end ports. */ int ctl_port_enable(ctl_port_type port_type); int ctl_port_disable(ctl_port_type port_type); /* * This routine grabs a list of frontend ports. */ int ctl_port_list(struct ctl_port_entry *entries, int num_entries_alloced, int *num_entries_filled, int *num_entries_dropped, ctl_port_type port_type, int no_virtual); /* * Put a string into an sbuf, escaping characters that are illegal or not * recommended in XML. Note this doesn't escape everything, just > < and &. */ int ctl_sbuf_printf_esc(struct sbuf *sb, char *str); int ctl_ffz(uint32_t *mask, uint32_t size); int ctl_set_mask(uint32_t *mask, uint32_t bit); int ctl_clear_mask(uint32_t *mask, uint32_t bit); int ctl_is_set(uint32_t *mask, uint32_t bit); int ctl_control_page_handler(struct ctl_scsiio *ctsio, struct ctl_page_index *page_index, uint8_t *page_ptr); /** int ctl_failover_sp_handler(struct ctl_scsiio *ctsio, struct ctl_page_index *page_index, uint8_t *page_ptr); **/ int ctl_power_sp_handler(struct ctl_scsiio *ctsio, struct ctl_page_index *page_index, uint8_t *page_ptr); int ctl_power_sp_sense_handler(struct ctl_scsiio *ctsio, struct ctl_page_index *page_index, int pc); int ctl_aps_sp_handler(struct ctl_scsiio *ctsio, struct ctl_page_index *page_index, uint8_t *page_ptr); int ctl_debugconf_sp_sense_handler(struct ctl_scsiio *ctsio, struct ctl_page_index *page_index, int pc); int ctl_debugconf_sp_select_handler(struct ctl_scsiio *ctsio, struct ctl_page_index *page_index, uint8_t *page_ptr); int ctl_config_move_done(union ctl_io *io); void ctl_datamove(union ctl_io *io); void ctl_done(union ctl_io *io); void ctl_config_write_done(union ctl_io *io); #if 0 int ctl_thread(void *arg); #endif void ctl_wakeup_thread(void); #if 0 struct ctl_thread *ctl_create_thread(void (*thread_func) (void *thread_arg), void *thread_arg, const char *thread_name); void ctl_signal_thread(struct ctl_thread *thread); void ctl_shutdown_thread(struct ctl_thread *thread); #endif void ctl_portDB_changed(int portnum); void ctl_init_isc_msg(void); #endif /* _KERNEL */ #endif /* _CTL_H_ */ /* * vim: ts=8 */