xref: /netbsd/sys/dev/ic/cissvar.h (revision 98314bd6)
1 /*	$NetBSD: cissvar.h,v 1.11 2020/07/15 14:33:58 jdolecek Exp $	*/
2 /*	$OpenBSD: cissvar.h,v 1.15 2013/05/30 16:15:02 deraadt Exp $	*/
3 
4 /*
5  * Copyright (c) 2005,2006 Michael Shalayeff
6  * All rights reserved.
7  *
8  * Permission to use, copy, modify, and distribute this software for any
9  * purpose with or without fee is hereby granted, provided that the above
10  * copyright notice and this permission notice appear in all copies.
11  *
12  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
13  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
14  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
15  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
16  * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER IN
17  * AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
18  * OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
19  */
20 
21 #include <sys/mutex.h>
22 #include <sys/condvar.h>
23 
24 #include <dev/sysmon/sysmonvar.h>
25 #include <sys/envsys.h>
26 
27 #include "opt_ciss.h"
28 
29 struct ciss_ld {
30 	struct ciss_blink bling;	/* a copy of blink state */
31 	char	xname[16];		/* copy of the sdN name */
32 	int	ndrives;
33 	u_int8_t tgts[1];
34 };
35 
36 struct ciss_softc {
37 	/* Generic device info. */
38 	device_t		sc_dev;
39 	kmutex_t		sc_mutex;
40 	kmutex_t		sc_mutex_scratch;
41 	bus_space_handle_t	sc_ioh;
42 	bus_space_tag_t		sc_iot;
43 	bus_dma_tag_t		sc_dmat;
44 	void			*sc_ih;
45 	void			*sc_sh;		/* shutdown hook */
46 	struct proc		*sc_thread;
47 	int			sc_flush;
48 
49 	struct scsipi_channel	sc_channel;
50 	struct scsipi_adapter	sc_adapter;
51 	struct callout		sc_hb;
52 
53 	u_int	sc_flags;
54 	int ccblen, maxcmd, maxsg, nbus, ndrives, maxunits;
55 	ciss_queue_head		sc_free_ccb;
56 	kcondvar_t		sc_condvar;
57 
58 	bus_dmamap_t		cmdmap;
59 	bus_dma_segment_t	cmdseg[1];
60 	void *			ccbs;
61 	void			*scratch;
62 	u_int			sc_waitflag;
63 
64 	bus_space_handle_t	cfg_ioh;
65 
66 	struct ciss_perf_config	perfcfg;
67 	bus_dmamap_t		replymap;
68 	bus_dma_segment_t	replyseg[1];
69 	uint64_t		*perf_reply;
70 	int			perf_rqidx, perf_cycle;
71 #define	CISS_IS_PERF(sc)	((sc)->perf_reply != NULL)
72 
73 	int fibrillation;
74 	struct ciss_config cfg;
75 #define CISS_PERF_SUPPORTED(sc)	((sc)->cfg.methods & CISS_METH_PERF)
76 	int cfgoff;
77 	u_int32_t iem;
78 	u_int32_t heartbeat;
79 	struct ciss_ld **sc_lds;
80 
81 	/* scsi ioctl from sd device */
82 	int			(*sc_ioctl)(device_t, u_long, void *);
83 
84 	struct sysmon_envsys    *sc_sme;
85 	envsys_data_t		*sc_sensor;
86 };
87 
88 struct ciss_rawsoftc {
89 	struct ciss_softc *sc_softc;
90 	u_int8_t	sc_channel;
91 };
92 
93 int	ciss_attach(struct ciss_softc *sc);
94 int	ciss_intr_simple_intx(void *v);
95 int	ciss_intr_perf_intx(void *v);
96 int	ciss_intr_perf_msi(void *v);
97