FreeBSD/Linux Kernel Cross Reference
sys/dev/ic/mfivar.h
1 /* $NetBSD: mfivar.h,v 1.2.2.4 2007/05/08 10:45:18 pavel Exp $ */
2 /* $OpenBSD: mfivar.h,v 1.28 2006/08/31 18:18:46 marco Exp $ */
3 /*
4 * Copyright (c) 2006 Marco Peereboom <marco@peereboom.us>
5 *
6 * Permission to use, copy, modify, and distribute this software for any
7 * purpose with or without fee is hereby granted, provided that the above
8 * copyright notice and this permission notice appear in all copies.
9 *
10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17 */
18
19 #include <dev/sysmon/sysmonvar.h>
20 #include <sys/envsys.h>
21
22 #define DEVNAME(_s) ((_s)->sc_dev.dv_xname)
23
24 // #define MFI_DEBUG
25 #ifdef MFI_DEBUG
26 extern uint32_t mfi_debug;
27 #define DPRINTF(x...) do { if (mfi_debug) printf(x); } while(0)
28 #define DNPRINTF(n,x...) do { if (mfi_debug & n) printf(x); } while(0)
29 #define MFI_D_CMD 0x0001
30 #define MFI_D_INTR 0x0002
31 #define MFI_D_MISC 0x0004
32 #define MFI_D_DMA 0x0008
33 #define MFI_D_IOCTL 0x0010
34 #define MFI_D_RW 0x0020
35 #define MFI_D_MEM 0x0040
36 #define MFI_D_CCB 0x0080
37 #else
38 #define DPRINTF(x...)
39 #define DNPRINTF(n,x...)
40 #endif
41
42 struct mfi_mem {
43 bus_dmamap_t am_map;
44 bus_dma_segment_t am_seg;
45 size_t am_size;
46 caddr_t am_kva;
47 };
48
49 #define MFIMEM_MAP(_am) ((_am)->am_map)
50 #define MFIMEM_DVA(_am) ((_am)->am_map->dm_segs[0].ds_addr)
51 #define MFIMEM_KVA(_am) ((void *)(_am)->am_kva)
52
53 struct mfi_prod_cons {
54 uint32_t mpc_producer;
55 uint32_t mpc_consumer;
56 uint32_t mpc_reply_q[1]; /* compensate for 1 extra reply per spec */
57 };
58
59 struct mfi_ccb {
60 struct mfi_softc *ccb_sc;
61
62 union mfi_frame *ccb_frame;
63 paddr_t ccb_pframe;
64 uint32_t ccb_frame_size;
65 uint32_t ccb_extra_frames;
66
67 struct mfi_sense *ccb_sense;
68 paddr_t ccb_psense;
69
70 bus_dmamap_t ccb_dmamap;
71
72 union mfi_sgl *ccb_sgl;
73
74 /* data for sgl */
75 void *ccb_data;
76 uint32_t ccb_len;
77
78 uint32_t ccb_direction;
79 #define MFI_DATA_NONE 0
80 #define MFI_DATA_IN 1
81 #define MFI_DATA_OUT 2
82
83 struct scsipi_xfer *ccb_xs;
84
85 void (*ccb_done)(struct mfi_ccb *);
86
87 volatile enum {
88 MFI_CCB_FREE,
89 MFI_CCB_READY,
90 MFI_CCB_DONE
91 } ccb_state;
92 uint32_t ccb_flags;
93 #define MFI_CCB_F_ERR (1<<0)
94 TAILQ_ENTRY(mfi_ccb) ccb_link;
95 };
96
97 TAILQ_HEAD(mfi_ccb_list, mfi_ccb);
98
99 struct mfi_softc {
100 struct device sc_dev;
101 struct scsipi_channel sc_chan;
102 struct scsipi_adapter sc_adapt;
103
104 void *sc_ih;
105
106 u_int32_t sc_flags;
107
108 bus_space_tag_t sc_iot;
109 bus_space_handle_t sc_ioh;
110 bus_dma_tag_t sc_dmat;
111
112 /* save some useful information for logical drives that is missing
113 * in sc_ld_list
114 */
115 struct {
116 uint32_t ld_present;
117 char ld_dev[16]; /* device name sd? */
118 } sc_ld[MFI_MAX_LD];
119
120 /* scsi ioctl from sd device */
121 int (*sc_ioctl)(struct device *, u_long, caddr_t);
122
123 /* firmware determined max, totals and other information*/
124 uint32_t sc_max_cmds;
125 uint32_t sc_max_sgl;
126 uint32_t sc_max_ld;
127 uint32_t sc_ld_cnt;
128 /* XXX these struct should be local to mgmt function */
129 struct mfi_ctrl_info sc_info;
130 struct mfi_ld_list sc_ld_list;
131 struct mfi_ld_details sc_ld_details;
132
133 /* all commands */
134 struct mfi_ccb *sc_ccb;
135
136 /* producer/consumer pointers and reply queue */
137 struct mfi_mem *sc_pcq;
138
139 /* frame memory */
140 struct mfi_mem *sc_frames;
141 uint32_t sc_frames_size;
142
143 /* sense memory */
144 struct mfi_mem *sc_sense;
145
146 struct mfi_ccb_list sc_ccb_freeq;
147
148 struct sysmon_envsys sc_envsys;
149 #define sc_ranges sc_envsys.sme_ranges
150 #define sc_sensor_info sc_envsys.sme_sensor_info
151 #define sc_sensor_data sc_envsys.sme_sensor_data
152
153 };
154
155 int mfi_attach(struct mfi_softc *sc);
156 int mfi_intr(void *);
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