2 * Adaptec AAC series RAID controller driver
3 * (c) Copyright 2001 Red Hat Inc. <alan@redhat.com>
5 * based on the old aacraid driver that is..
6 * Adaptec aacraid device driver for Linux.
8 * Copyright (c) 2000 Adaptec, Inc. (aacraid@adaptec.com)
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2, or (at your option)
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
20 * You should have received a copy of the GNU General Public License
21 * along with this program; see the file COPYING. If not, write to
22 * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
27 * Abstract: Linux Driver entry module for Adaptec RAID Array Controller
30 #define AAC_DRIVER_VERSION "1.1-4"
31 #ifndef AAC_DRIVER_BRANCH
32 #define AAC_DRIVER_BRANCH ""
34 #define AAC_DRIVER_BUILD_DATE __DATE__ " " __TIME__
35 #define AAC_DRIVERNAME "aacraid"
37 #include <linux/compat.h>
38 #include <linux/blkdev.h>
39 #include <linux/completion.h>
40 #include <linux/init.h>
41 #include <linux/interrupt.h>
42 #include <linux/kernel.h>
43 #include <linux/module.h>
44 #include <linux/moduleparam.h>
45 #include <linux/pci.h>
46 #include <linux/slab.h>
47 #include <linux/spinlock.h>
48 #include <linux/syscalls.h>
49 #include <linux/delay.h>
50 #include <linux/smp_lock.h>
51 #include <asm/semaphore.h>
53 #include <scsi/scsi.h>
54 #include <scsi/scsi_cmnd.h>
55 #include <scsi/scsi_device.h>
56 #include <scsi/scsi_host.h>
57 #include <scsi/scsi_tcq.h>
58 #include <scsi/scsicam.h>
59 #include <scsi/scsi_eh.h>
63 #ifdef AAC_DRIVER_BUILD
65 #define str(x) _str(x)
66 #define AAC_DRIVER_FULL_VERSION AAC_DRIVER_VERSION "[" str(AAC_DRIVER_BUILD) "]" AAC_DRIVER_BRANCH
68 #define AAC_DRIVER_FULL_VERSION AAC_DRIVER_VERSION AAC_DRIVER_BRANCH " " AAC_DRIVER_BUILD_DATE
71 MODULE_AUTHOR("Red Hat Inc and Adaptec");
72 MODULE_DESCRIPTION("Dell PERC2, 2/Si, 3/Si, 3/Di, "
73 "Adaptec Advanced Raid Products, "
74 "and HP NetRAID-4M SCSI driver");
75 MODULE_LICENSE("GPL");
76 MODULE_VERSION(AAC_DRIVER_FULL_VERSION);
78 static LIST_HEAD(aac_devices);
79 static int aac_cfg_major = -1;
80 char aac_driver_version[] = AAC_DRIVER_FULL_VERSION;
83 * Because of the way Linux names scsi devices, the order in this table has
84 * become important. Check for on-board Raid first, add-in cards second.
86 * Note: The last field is used to index into aac_drivers below.
88 static struct pci_device_id aac_pci_tbl[] = {
89 { 0x1028, 0x0001, 0x1028, 0x0001, 0, 0, 0 }, /* PERC 2/Si (Iguana/PERC2Si) */
90 { 0x1028, 0x0002, 0x1028, 0x0002, 0, 0, 1 }, /* PERC 3/Di (Opal/PERC3Di) */
91 { 0x1028, 0x0003, 0x1028, 0x0003, 0, 0, 2 }, /* PERC 3/Si (SlimFast/PERC3Si */
92 { 0x1028, 0x0004, 0x1028, 0x00d0, 0, 0, 3 }, /* PERC 3/Di (Iguana FlipChip/PERC3DiF */
93 { 0x1028, 0x0002, 0x1028, 0x00d1, 0, 0, 4 }, /* PERC 3/Di (Viper/PERC3DiV) */
94 { 0x1028, 0x0002, 0x1028, 0x00d9, 0, 0, 5 }, /* PERC 3/Di (Lexus/PERC3DiL) */
95 { 0x1028, 0x000a, 0x1028, 0x0106, 0, 0, 6 }, /* PERC 3/Di (Jaguar/PERC3DiJ) */
96 { 0x1028, 0x000a, 0x1028, 0x011b, 0, 0, 7 }, /* PERC 3/Di (Dagger/PERC3DiD) */
97 { 0x1028, 0x000a, 0x1028, 0x0121, 0, 0, 8 }, /* PERC 3/Di (Boxster/PERC3DiB) */
98 { 0x9005, 0x0283, 0x9005, 0x0283, 0, 0, 9 }, /* catapult */
99 { 0x9005, 0x0284, 0x9005, 0x0284, 0, 0, 10 }, /* tomcat */
100 { 0x9005, 0x0285, 0x9005, 0x0286, 0, 0, 11 }, /* Adaptec 2120S (Crusader) */
101 { 0x9005, 0x0285, 0x9005, 0x0285, 0, 0, 12 }, /* Adaptec 2200S (Vulcan) */
102 { 0x9005, 0x0285, 0x9005, 0x0287, 0, 0, 13 }, /* Adaptec 2200S (Vulcan-2m) */
103 { 0x9005, 0x0285, 0x17aa, 0x0286, 0, 0, 14 }, /* Legend S220 (Legend Crusader) */
104 { 0x9005, 0x0285, 0x17aa, 0x0287, 0, 0, 15 }, /* Legend S230 (Legend Vulcan) */
106 { 0x9005, 0x0285, 0x9005, 0x0288, 0, 0, 16 }, /* Adaptec 3230S (Harrier) */
107 { 0x9005, 0x0285, 0x9005, 0x0289, 0, 0, 17 }, /* Adaptec 3240S (Tornado) */
108 { 0x9005, 0x0285, 0x9005, 0x028a, 0, 0, 18 }, /* ASR-2020ZCR SCSI PCI-X ZCR (Skyhawk) */
109 { 0x9005, 0x0285, 0x9005, 0x028b, 0, 0, 19 }, /* ASR-2025ZCR SCSI SO-DIMM PCI-X ZCR (Terminator) */
110 { 0x9005, 0x0286, 0x9005, 0x028c, 0, 0, 20 }, /* ASR-2230S + ASR-2230SLP PCI-X (Lancer) */
111 { 0x9005, 0x0286, 0x9005, 0x028d, 0, 0, 21 }, /* ASR-2130S (Lancer) */
112 { 0x9005, 0x0286, 0x9005, 0x029b, 0, 0, 22 }, /* AAR-2820SA (Intruder) */
113 { 0x9005, 0x0286, 0x9005, 0x029c, 0, 0, 23 }, /* AAR-2620SA (Intruder) */
114 { 0x9005, 0x0286, 0x9005, 0x029d, 0, 0, 24 }, /* AAR-2420SA (Intruder) */
115 { 0x9005, 0x0286, 0x9005, 0x029e, 0, 0, 25 }, /* ICP9024R0 (Lancer) */
116 { 0x9005, 0x0286, 0x9005, 0x029f, 0, 0, 26 }, /* ICP9014R0 (Lancer) */
117 { 0x9005, 0x0286, 0x9005, 0x02a0, 0, 0, 27 }, /* ICP9047MA (Lancer) */
118 { 0x9005, 0x0286, 0x9005, 0x02a1, 0, 0, 28 }, /* ICP9087MA (Lancer) */
119 { 0x9005, 0x0286, 0x9005, 0x02a3, 0, 0, 29 }, /* ICP5085AU (Hurricane) */
120 { 0x9005, 0x0285, 0x9005, 0x02a4, 0, 0, 30 }, /* ICP9085LI (Marauder-X) */
121 { 0x9005, 0x0285, 0x9005, 0x02a5, 0, 0, 31 }, /* ICP5085BR (Marauder-E) */
122 { 0x9005, 0x0286, 0x9005, 0x02a6, 0, 0, 32 }, /* ICP9067MA (Intruder-6) */
123 { 0x9005, 0x0287, 0x9005, 0x0800, 0, 0, 33 }, /* Themisto Jupiter Platform */
124 { 0x9005, 0x0200, 0x9005, 0x0200, 0, 0, 33 }, /* Themisto Jupiter Platform */
125 { 0x9005, 0x0286, 0x9005, 0x0800, 0, 0, 34 }, /* Callisto Jupiter Platform */
126 { 0x9005, 0x0285, 0x9005, 0x028e, 0, 0, 35 }, /* ASR-2020SA SATA PCI-X ZCR (Skyhawk) */
127 { 0x9005, 0x0285, 0x9005, 0x028f, 0, 0, 36 }, /* ASR-2025SA SATA SO-DIMM PCI-X ZCR (Terminator) */
128 { 0x9005, 0x0285, 0x9005, 0x0290, 0, 0, 37 }, /* AAR-2410SA PCI SATA 4ch (Jaguar II) */
129 { 0x9005, 0x0285, 0x1028, 0x0291, 0, 0, 38 }, /* CERC SATA RAID 2 PCI SATA 6ch (DellCorsair) */
130 { 0x9005, 0x0285, 0x9005, 0x0292, 0, 0, 39 }, /* AAR-2810SA PCI SATA 8ch (Corsair-8) */
131 { 0x9005, 0x0285, 0x9005, 0x0293, 0, 0, 40 }, /* AAR-21610SA PCI SATA 16ch (Corsair-16) */
132 { 0x9005, 0x0285, 0x9005, 0x0294, 0, 0, 41 }, /* ESD SO-DIMM PCI-X SATA ZCR (Prowler) */
133 { 0x9005, 0x0285, 0x103C, 0x3227, 0, 0, 42 }, /* AAR-2610SA PCI SATA 6ch */
134 { 0x9005, 0x0285, 0x9005, 0x0296, 0, 0, 43 }, /* ASR-2240S (SabreExpress) */
135 { 0x9005, 0x0285, 0x9005, 0x0297, 0, 0, 44 }, /* ASR-4005SAS */
136 { 0x9005, 0x0285, 0x1014, 0x02F2, 0, 0, 45 }, /* IBM 8i (AvonPark) */
137 { 0x9005, 0x0285, 0x1014, 0x0312, 0, 0, 45 }, /* IBM 8i (AvonPark Lite) */
138 { 0x9005, 0x0286, 0x1014, 0x9580, 0, 0, 46 }, /* IBM 8k/8k-l8 (Aurora) */
139 { 0x9005, 0x0286, 0x1014, 0x9540, 0, 0, 47 }, /* IBM 8k/8k-l4 (Aurora Lite) */
140 { 0x9005, 0x0285, 0x9005, 0x0298, 0, 0, 48 }, /* ASR-4000SAS (BlackBird) */
141 { 0x9005, 0x0285, 0x9005, 0x0299, 0, 0, 49 }, /* ASR-4800SAS (Marauder-X) */
142 { 0x9005, 0x0285, 0x9005, 0x029a, 0, 0, 50 }, /* ASR-4805SAS (Marauder-E) */
143 { 0x9005, 0x0286, 0x9005, 0x02a2, 0, 0, 51 }, /* ASR-4810SAS (Hurricane */
145 { 0x9005, 0x0285, 0x1028, 0x0287, 0, 0, 52 }, /* Perc 320/DC*/
146 { 0x1011, 0x0046, 0x9005, 0x0365, 0, 0, 53 }, /* Adaptec 5400S (Mustang)*/
147 { 0x1011, 0x0046, 0x9005, 0x0364, 0, 0, 54 }, /* Adaptec 5400S (Mustang)*/
148 { 0x1011, 0x0046, 0x9005, 0x1364, 0, 0, 55 }, /* Dell PERC2/QC */
149 { 0x1011, 0x0046, 0x103c, 0x10c2, 0, 0, 56 }, /* HP NetRAID-4M */
151 { 0x9005, 0x0285, 0x1028, PCI_ANY_ID, 0, 0, 57 }, /* Dell Catchall */
152 { 0x9005, 0x0285, 0x17aa, PCI_ANY_ID, 0, 0, 58 }, /* Legend Catchall */
153 { 0x9005, 0x0285, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 59 }, /* Adaptec Catch All */
154 { 0x9005, 0x0286, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 60 }, /* Adaptec Rocket Catch All */
157 MODULE_DEVICE_TABLE(pci, aac_pci_tbl);
160 * dmb - For now we add the number of channels to this structure.
161 * In the future we should add a fib that reports the number of channels
162 * for the card. At that time we can remove the channels from here
164 static struct aac_driver_ident aac_drivers[] = {
165 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* PERC 2/Si (Iguana/PERC2Si) */
166 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* PERC 3/Di (Opal/PERC3Di) */
167 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* PERC 3/Si (SlimFast/PERC3Si */
168 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* PERC 3/Di (Iguana FlipChip/PERC3DiF */
169 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* PERC 3/Di (Viper/PERC3DiV) */
170 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* PERC 3/Di (Lexus/PERC3DiL) */
171 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* PERC 3/Di (Jaguar/PERC3DiJ) */
172 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* PERC 3/Di (Dagger/PERC3DiD) */
173 { aac_rx_init, "percraid", "DELL ", "PERCRAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* PERC 3/Di (Boxster/PERC3DiB) */
174 { aac_rx_init, "aacraid", "ADAPTEC ", "catapult ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* catapult */
175 { aac_rx_init, "aacraid", "ADAPTEC ", "tomcat ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* tomcat */
176 { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 2120S ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Adaptec 2120S (Crusader) */
177 { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 2200S ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Adaptec 2200S (Vulcan) */
178 { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 2200S ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Adaptec 2200S (Vulcan-2m) */
179 { aac_rx_init, "aacraid", "Legend ", "Legend S220 ", 1, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Legend S220 (Legend Crusader) */
180 { aac_rx_init, "aacraid", "Legend ", "Legend S230 ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Legend S230 (Legend Vulcan) */
182 { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 3230S ", 2 }, /* Adaptec 3230S (Harrier) */
183 { aac_rx_init, "aacraid", "ADAPTEC ", "Adaptec 3240S ", 2 }, /* Adaptec 3240S (Tornado) */
184 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2020ZCR ", 2 }, /* ASR-2020ZCR SCSI PCI-X ZCR (Skyhawk) */
185 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2025ZCR ", 2 }, /* ASR-2025ZCR SCSI SO-DIMM PCI-X ZCR (Terminator) */
186 { aac_rkt_init, "aacraid", "ADAPTEC ", "ASR-2230S PCI-X ", 2 }, /* ASR-2230S + ASR-2230SLP PCI-X (Lancer) */
187 { aac_rkt_init, "aacraid", "ADAPTEC ", "ASR-2130S PCI-X ", 1 }, /* ASR-2130S (Lancer) */
188 { aac_rkt_init, "aacraid", "ADAPTEC ", "AAR-2820SA ", 1 }, /* AAR-2820SA (Intruder) */
189 { aac_rkt_init, "aacraid", "ADAPTEC ", "AAR-2620SA ", 1 }, /* AAR-2620SA (Intruder) */
190 { aac_rkt_init, "aacraid", "ADAPTEC ", "AAR-2420SA ", 1 }, /* AAR-2420SA (Intruder) */
191 { aac_rkt_init, "aacraid", "ICP ", "ICP9024R0 ", 2 }, /* ICP9024R0 (Lancer) */
192 { aac_rkt_init, "aacraid", "ICP ", "ICP9014R0 ", 1 }, /* ICP9014R0 (Lancer) */
193 { aac_rkt_init, "aacraid", "ICP ", "ICP9047MA ", 1 }, /* ICP9047MA (Lancer) */
194 { aac_rkt_init, "aacraid", "ICP ", "ICP9087MA ", 1 }, /* ICP9087MA (Lancer) */
195 { aac_rkt_init, "aacraid", "ICP ", "ICP5085AU ", 1 }, /* ICP5085AU (Hurricane) */
196 { aac_rx_init, "aacraid", "ICP ", "ICP9085LI ", 1 }, /* ICP9085LI (Marauder-X) */
197 { aac_rx_init, "aacraid", "ICP ", "ICP5085BR ", 1 }, /* ICP5085BR (Marauder-E) */
198 { aac_rkt_init, "aacraid", "ICP ", "ICP9067MA ", 1 }, /* ICP9067MA (Intruder-6) */
199 { NULL , "aacraid", "ADAPTEC ", "Themisto ", 0, AAC_QUIRK_SLAVE }, /* Jupiter Platform */
200 { aac_rkt_init, "aacraid", "ADAPTEC ", "Callisto ", 2, AAC_QUIRK_MASTER }, /* Jupiter Platform */
201 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2020SA ", 1 }, /* ASR-2020SA SATA PCI-X ZCR (Skyhawk) */
202 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2025SA ", 1 }, /* ASR-2025SA SATA SO-DIMM PCI-X ZCR (Terminator) */
203 { aac_rx_init, "aacraid", "ADAPTEC ", "AAR-2410SA SATA ", 1 }, /* AAR-2410SA PCI SATA 4ch (Jaguar II) */
204 { aac_rx_init, "aacraid", "DELL ", "CERC SR2 ", 1 }, /* CERC SATA RAID 2 PCI SATA 6ch (DellCorsair) */
205 { aac_rx_init, "aacraid", "ADAPTEC ", "AAR-2810SA SATA ", 1 }, /* AAR-2810SA PCI SATA 8ch (Corsair-8) */
206 { aac_rx_init, "aacraid", "ADAPTEC ", "AAR-21610SA SATA", 1 }, /* AAR-21610SA PCI SATA 16ch (Corsair-16) */
207 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2026ZCR ", 1 }, /* ESD SO-DIMM PCI-X SATA ZCR (Prowler) */
208 { aac_rx_init, "aacraid", "ADAPTEC ", "AAR-2610SA ", 1 }, /* SATA 6Ch (Bearcat) */
209 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-2240S ", 1 }, /* ASR-2240S (SabreExpress) */
210 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4005SAS ", 1 }, /* ASR-4005SAS */
211 { aac_rx_init, "ServeRAID","IBM ", "ServeRAID 8i ", 1 }, /* IBM 8i (AvonPark) */
212 { aac_rkt_init, "ServeRAID","IBM ", "ServeRAID 8k-l8 ", 1 }, /* IBM 8k/8k-l8 (Aurora) */
213 { aac_rkt_init, "ServeRAID","IBM ", "ServeRAID 8k-l4 ", 1 }, /* IBM 8k/8k-l4 (Aurora Lite) */
214 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4000SAS ", 1 }, /* ASR-4000SAS (BlackBird & AvonPark) */
215 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4800SAS ", 1 }, /* ASR-4800SAS (Marauder-X) */
216 { aac_rx_init, "aacraid", "ADAPTEC ", "ASR-4805SAS ", 1 }, /* ASR-4805SAS (Marauder-E) */
217 { aac_rkt_init, "aacraid", "ADAPTEC ", "ASR-4810SAS ", 1 }, /* ASR-4810SAS (Hurricane) */
219 { aac_rx_init, "percraid", "DELL ", "PERC 320/DC ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Perc 320/DC*/
220 { aac_sa_init, "aacraid", "ADAPTEC ", "Adaptec 5400S ", 4, AAC_QUIRK_34SG }, /* Adaptec 5400S (Mustang)*/
221 { aac_sa_init, "aacraid", "ADAPTEC ", "AAC-364 ", 4, AAC_QUIRK_34SG }, /* Adaptec 5400S (Mustang)*/
222 { aac_sa_init, "percraid", "DELL ", "PERCRAID ", 4, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Dell PERC2/QC */
223 { aac_sa_init, "hpnraid", "HP ", "NetRAID ", 4, AAC_QUIRK_34SG }, /* HP NetRAID-4M */
225 { aac_rx_init, "aacraid", "DELL ", "RAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Dell Catchall */
226 { aac_rx_init, "aacraid", "Legend ", "RAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Legend Catchall */
227 { aac_rx_init, "aacraid", "ADAPTEC ", "RAID ", 2, AAC_QUIRK_31BIT | AAC_QUIRK_34SG }, /* Adaptec Catch All */
228 { aac_rkt_init, "aacraid", "ADAPTEC ", "RAID ", 2 } /* Adaptec Rocket Catch All */
232 * aac_queuecommand - queue a SCSI command
233 * @cmd: SCSI command to queue
234 * @done: Function to call on command completion
236 * Queues a command for execution by the associated Host Adapter.
238 * TODO: unify with aac_scsi_cmd().
241 static int aac_queuecommand(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *))
243 cmd->scsi_done = done;
244 return (aac_scsi_cmd(cmd) ? FAILED : 0);
248 * aac_info - Returns the host adapter name
249 * @shost: Scsi host to report on
251 * Returns a static string describing the device in question
254 static const char *aac_info(struct Scsi_Host *shost)
256 struct aac_dev *dev = (struct aac_dev *)shost->hostdata;
257 return aac_drivers[dev->cardtype].name;
261 * aac_get_driver_ident
262 * @devtype: index into lookup table
264 * Returns a pointer to the entry in the driver lookup table.
267 struct aac_driver_ident* aac_get_driver_ident(int devtype)
269 return &aac_drivers[devtype];
273 * aac_biosparm - return BIOS parameters for disk
274 * @sdev: The scsi device corresponding to the disk
275 * @bdev: the block device corresponding to the disk
276 * @capacity: the sector capacity of the disk
277 * @geom: geometry block to fill in
279 * Return the Heads/Sectors/Cylinders BIOS Disk Parameters for Disk.
280 * The default disk geometry is 64 heads, 32 sectors, and the appropriate
281 * number of cylinders so as not to exceed drive capacity. In order for
282 * disks equal to or larger than 1 GB to be addressable by the BIOS
283 * without exceeding the BIOS limitation of 1024 cylinders, Extended
284 * Translation should be enabled. With Extended Translation enabled,
285 * drives between 1 GB inclusive and 2 GB exclusive are given a disk
286 * geometry of 128 heads and 32 sectors, and drives above 2 GB inclusive
287 * are given a disk geometry of 255 heads and 63 sectors. However, if
288 * the BIOS detects that the Extended Translation setting does not match
289 * the geometry in the partition table, then the translation inferred
290 * from the partition table will be used by the BIOS, and a warning may
294 static int aac_biosparm(struct scsi_device *sdev, struct block_device *bdev,
295 sector_t capacity, int *geom)
297 struct diskparm *param = (struct diskparm *)geom;
300 dprintk((KERN_DEBUG "aac_biosparm.\n"));
303 * Assuming extended translation is enabled - #REVISIT#
305 if (capacity >= 2 * 1024 * 1024) { /* 1 GB in 512 byte sectors */
306 if(capacity >= 4 * 1024 * 1024) { /* 2 GB in 512 byte sectors */
318 param->cylinders = cap_to_cyls(capacity, param->heads * param->sectors);
321 * Read the first 1024 bytes from the disk device, if the boot
322 * sector partition table is valid, search for a partition table
323 * entry whose end_head matches one of the standard geometry
324 * translations ( 64/32, 128/32, 255/63 ).
326 buf = scsi_bios_ptable(bdev);
329 if(*(__le16 *)(buf + 0x40) == cpu_to_le16(0xaa55)) {
330 struct partition *first = (struct partition * )buf;
331 struct partition *entry = first;
332 int saved_cylinders = param->cylinders;
334 unsigned char end_head, end_sec;
336 for(num = 0; num < 4; num++) {
337 end_head = entry->end_head;
338 end_sec = entry->end_sector & 0x3f;
344 } else if(end_head == 127) {
348 } else if(end_head == 254) {
357 end_head = first->end_head;
358 end_sec = first->end_sector & 0x3f;
361 param->cylinders = cap_to_cyls(capacity, param->heads * param->sectors);
362 if (num < 4 && end_sec == param->sectors) {
363 if (param->cylinders != saved_cylinders)
364 dprintk((KERN_DEBUG "Adopting geometry: heads=%d, sectors=%d from partition table %d.\n",
365 param->heads, param->sectors, num));
366 } else if (end_head > 0 || end_sec > 0) {
367 dprintk((KERN_DEBUG "Strange geometry: heads=%d, sectors=%d in partition table %d.\n",
368 end_head + 1, end_sec, num));
369 dprintk((KERN_DEBUG "Using geometry: heads=%d, sectors=%d.\n",
370 param->heads, param->sectors));
378 * aac_slave_configure - compute queue depths
379 * @sdev: SCSI device we are considering
381 * Selects queue depths for each target device based on the host adapter's
382 * total capacity and the queue depth supported by the target device.
383 * A queue depth of one automatically disables tagged queueing.
386 static int aac_slave_configure(struct scsi_device *sdev)
388 struct Scsi_Host *host = sdev->host;
390 if (sdev->tagged_supported)
391 scsi_adjust_queue_depth(sdev, MSG_ORDERED_TAG, 128);
393 scsi_adjust_queue_depth(sdev, 0, 1);
395 if (!(((struct aac_dev *)host->hostdata)->adapter_info.options
397 blk_queue_max_segment_size(sdev->request_queue, 65536);
402 static int aac_ioctl(struct scsi_device *sdev, int cmd, void __user * arg)
404 struct aac_dev *dev = (struct aac_dev *)sdev->host->hostdata;
405 return aac_do_ioctl(dev, cmd, arg);
409 * aac_eh_reset - Reset command handling
410 * @scsi_cmd: SCSI command block causing the reset
413 static int aac_eh_reset(struct scsi_cmnd* cmd)
415 struct scsi_device * dev = cmd->device;
416 struct Scsi_Host * host = dev->host;
417 struct scsi_cmnd * command;
419 struct aac_dev * aac;
422 printk(KERN_ERR "%s: Host adapter reset request. SCSI hang ?\n",
426 spin_lock_irq(host->host_lock);
428 aac = (struct aac_dev *)host->hostdata;
429 if (aac_adapter_check_health(aac)) {
430 printk(KERN_ERR "%s: Host adapter appears dead\n",
432 spin_unlock_irq(host->host_lock);
436 * Wait for all commands to complete to this specific
437 * target (block maximum 60 seconds).
439 for (count = 60; count; --count) {
441 __shost_for_each_device(dev, host) {
442 spin_lock_irqsave(&dev->list_lock, flags);
443 list_for_each_entry(command, &dev->cmd_list, list) {
444 if (command->serial_number) {
449 spin_unlock_irqrestore(&dev->list_lock, flags);
455 * We can exit If all the commands are complete
457 spin_unlock_irq(host->host_lock);
461 spin_lock_irq(host->host_lock);
463 spin_unlock_irq(host->host_lock);
464 printk(KERN_ERR "%s: SCSI bus appears hung\n", AAC_DRIVERNAME);
469 * aac_cfg_open - open a configuration file
470 * @inode: inode being opened
471 * @file: file handle attached
473 * Called when the configuration device is opened. Does the needed
474 * set up on the handle and then returns
476 * Bugs: This needs extending to check a given adapter is present
477 * so we can support hot plugging, and to ref count adapters.
480 static int aac_cfg_open(struct inode *inode, struct file *file)
483 unsigned minor_number = iminor(inode);
486 list_for_each_entry(aac, &aac_devices, entry) {
487 if (aac->id == minor_number) {
488 file->private_data = aac;
498 * aac_cfg_ioctl - AAC configuration request
499 * @inode: inode of device
501 * @cmd: ioctl command code
504 * Handles a configuration ioctl. Currently this involves wrapping it
505 * up and feeding it into the nasty windowsalike glue layer.
507 * Bugs: Needs locking against parallel ioctls lower down
508 * Bugs: Needs to handle hot plugging
511 static int aac_cfg_ioctl(struct inode *inode, struct file *file,
512 unsigned int cmd, unsigned long arg)
514 return aac_do_ioctl(file->private_data, cmd, (void __user *)arg);
518 static long aac_compat_do_ioctl(struct aac_dev *dev, unsigned cmd, unsigned long arg)
523 case FSACTL_MINIPORT_REV_CHECK:
525 case FSACTL_OPEN_GET_ADAPTER_FIB:
526 case FSACTL_CLOSE_GET_ADAPTER_FIB:
527 case FSACTL_SEND_RAW_SRB:
528 case FSACTL_GET_PCI_INFO:
529 case FSACTL_QUERY_DISK:
530 case FSACTL_DELETE_DISK:
531 case FSACTL_FORCE_DELETE_DISK:
532 case FSACTL_GET_CONTAINERS:
533 case FSACTL_SEND_LARGE_FIB:
534 ret = aac_do_ioctl(dev, cmd, (void __user *)arg);
537 case FSACTL_GET_NEXT_ADAPTER_FIB: {
538 struct fib_ioctl __user *f;
540 f = compat_alloc_user_space(sizeof(*f));
542 if (clear_user(f, sizeof(*f) != sizeof(*f)))
544 if (copy_in_user(f, (void __user *)arg, sizeof(struct fib_ioctl) - sizeof(u32)))
547 ret = aac_do_ioctl(dev, cmd, (void __user *)arg);
559 static int aac_compat_ioctl(struct scsi_device *sdev, int cmd, void __user *arg)
561 struct aac_dev *dev = (struct aac_dev *)sdev->host->hostdata;
562 return aac_compat_do_ioctl(dev, cmd, (unsigned long)arg);
565 static long aac_compat_cfg_ioctl(struct file *file, unsigned cmd, unsigned long arg)
567 return aac_compat_do_ioctl((struct aac_dev *)file->private_data, cmd, arg);
571 static ssize_t aac_show_model(struct class_device *class_dev,
574 struct aac_dev *dev = (struct aac_dev*)class_to_shost(class_dev)->hostdata;
577 len = snprintf(buf, PAGE_SIZE, "%s\n",
578 aac_drivers[dev->cardtype].model);
582 static ssize_t aac_show_vendor(struct class_device *class_dev,
585 struct aac_dev *dev = (struct aac_dev*)class_to_shost(class_dev)->hostdata;
588 len = snprintf(buf, PAGE_SIZE, "%s\n",
589 aac_drivers[dev->cardtype].vname);
593 static ssize_t aac_show_kernel_version(struct class_device *class_dev,
596 struct aac_dev *dev = (struct aac_dev*)class_to_shost(class_dev)->hostdata;
599 tmp = le32_to_cpu(dev->adapter_info.kernelrev);
600 len = snprintf(buf, PAGE_SIZE, "%d.%d-%d[%d]\n",
601 tmp >> 24, (tmp >> 16) & 0xff, tmp & 0xff,
602 le32_to_cpu(dev->adapter_info.kernelbuild));
606 static ssize_t aac_show_monitor_version(struct class_device *class_dev,
609 struct aac_dev *dev = (struct aac_dev*)class_to_shost(class_dev)->hostdata;
612 tmp = le32_to_cpu(dev->adapter_info.monitorrev);
613 len = snprintf(buf, PAGE_SIZE, "%d.%d-%d[%d]\n",
614 tmp >> 24, (tmp >> 16) & 0xff, tmp & 0xff,
615 le32_to_cpu(dev->adapter_info.monitorbuild));
619 static ssize_t aac_show_bios_version(struct class_device *class_dev,
622 struct aac_dev *dev = (struct aac_dev*)class_to_shost(class_dev)->hostdata;
625 tmp = le32_to_cpu(dev->adapter_info.biosrev);
626 len = snprintf(buf, PAGE_SIZE, "%d.%d-%d[%d]\n",
627 tmp >> 24, (tmp >> 16) & 0xff, tmp & 0xff,
628 le32_to_cpu(dev->adapter_info.biosbuild));
632 static ssize_t aac_show_serial_number(struct class_device *class_dev,
635 struct aac_dev *dev = (struct aac_dev*)class_to_shost(class_dev)->hostdata;
638 if (le32_to_cpu(dev->adapter_info.serial[0]) != 0xBAD0)
639 len = snprintf(buf, PAGE_SIZE, "%x\n",
640 le32_to_cpu(dev->adapter_info.serial[0]));
645 static struct class_device_attribute aac_model = {
650 .show = aac_show_model,
652 static struct class_device_attribute aac_vendor = {
657 .show = aac_show_vendor,
659 static struct class_device_attribute aac_kernel_version = {
661 .name = "hba_kernel_version",
664 .show = aac_show_kernel_version,
666 static struct class_device_attribute aac_monitor_version = {
668 .name = "hba_monitor_version",
671 .show = aac_show_monitor_version,
673 static struct class_device_attribute aac_bios_version = {
675 .name = "hba_bios_version",
678 .show = aac_show_bios_version,
680 static struct class_device_attribute aac_serial_number = {
682 .name = "serial_number",
685 .show = aac_show_serial_number,
688 static struct class_device_attribute *aac_attrs[] = {
692 &aac_monitor_version,
699 static struct file_operations aac_cfg_fops = {
700 .owner = THIS_MODULE,
701 .ioctl = aac_cfg_ioctl,
703 .compat_ioctl = aac_compat_cfg_ioctl,
705 .open = aac_cfg_open,
708 static struct scsi_host_template aac_driver_template = {
709 .module = THIS_MODULE,
711 .proc_name = AAC_DRIVERNAME,
715 .compat_ioctl = aac_compat_ioctl,
717 .queuecommand = aac_queuecommand,
718 .bios_param = aac_biosparm,
719 .shost_attrs = aac_attrs,
720 .slave_configure = aac_slave_configure,
721 .eh_host_reset_handler = aac_eh_reset,
722 .can_queue = AAC_NUM_IO_FIB,
723 .this_id = MAXIMUM_NUM_CONTAINERS,
726 #if (AAC_NUM_IO_FIB > 256)
729 .cmd_per_lun = AAC_NUM_IO_FIB,
731 .use_clustering = ENABLE_CLUSTERING,
735 static int __devinit aac_probe_one(struct pci_dev *pdev,
736 const struct pci_device_id *id)
738 unsigned index = id->driver_data;
739 struct Scsi_Host *shost;
741 struct list_head *insert = &aac_devices;
745 list_for_each_entry(aac, &aac_devices, entry) {
746 if (aac->id > unique_id)
748 insert = &aac->entry;
752 error = pci_enable_device(pdev);
756 if (pci_set_dma_mask(pdev, DMA_32BIT_MASK) ||
757 pci_set_consistent_dma_mask(pdev, DMA_32BIT_MASK))
760 * If the quirk31 bit is set, the adapter needs adapter
761 * to driver communication memory to be allocated below 2gig
763 if (aac_drivers[index].quirks & AAC_QUIRK_31BIT)
764 if (pci_set_dma_mask(pdev, 0x7FFFFFFFULL) ||
765 pci_set_consistent_dma_mask(pdev, 0x7FFFFFFFULL))
768 pci_set_master(pdev);
770 shost = scsi_host_alloc(&aac_driver_template, sizeof(struct aac_dev));
772 goto out_disable_pdev;
774 shost->irq = pdev->irq;
775 shost->base = pci_resource_start(pdev, 0);
776 shost->unique_id = unique_id;
777 shost->max_cmd_len = 16;
779 aac = (struct aac_dev *)shost->hostdata;
780 aac->scsi_host_ptr = shost;
782 aac->name = aac_driver_template.name;
783 aac->id = shost->unique_id;
784 aac->cardtype = index;
785 INIT_LIST_HEAD(&aac->entry);
787 aac->fibs = kmalloc(sizeof(struct fib) * (shost->can_queue + AAC_NUM_MGT_FIB), GFP_KERNEL);
790 spin_lock_init(&aac->fib_lock);
793 * Map in the registers from the adapter.
795 aac->base_size = AAC_MIN_FOOTPRINT_SIZE;
796 if ((aac->regs.sa = ioremap(
797 (unsigned long)aac->scsi_host_ptr->base, AAC_MIN_FOOTPRINT_SIZE))
799 printk(KERN_WARNING "%s: unable to map adapter.\n",
803 if ((*aac_drivers[index].init)(aac))
807 * Start any kernel threads needed
809 aac->thread_pid = kernel_thread((int (*)(void *))aac_command_thread,
811 if (aac->thread_pid < 0) {
812 printk(KERN_ERR "aacraid: Unable to create command thread.\n");
817 * If we had set a smaller DMA mask earlier, set it to 4gig
818 * now since the adapter can dma data to at least a 4gig
821 if (aac_drivers[index].quirks & AAC_QUIRK_31BIT)
822 if (pci_set_dma_mask(pdev, DMA_32BIT_MASK))
825 aac->maximum_num_channels = aac_drivers[index].channels;
826 error = aac_get_adapter_info(aac);
831 * Lets override negotiations and drop the maximum SG limit to 34
833 if ((aac_drivers[index].quirks & AAC_QUIRK_34SG) &&
834 (aac->scsi_host_ptr->sg_tablesize > 34)) {
835 aac->scsi_host_ptr->sg_tablesize = 34;
836 aac->scsi_host_ptr->max_sectors
837 = (aac->scsi_host_ptr->sg_tablesize * 8) + 112;
841 * Firware printf works only with older firmware.
843 if (aac_drivers[index].quirks & AAC_QUIRK_34SG)
844 aac->printf_enabled = 1;
846 aac->printf_enabled = 0;
849 * max channel will be the physical channels plus 1 virtual channel
850 * all containers are on the virtual channel 0
851 * physical channels are address by their actual physical number+1
853 if (aac->nondasd_support == 1)
854 shost->max_channel = aac->maximum_num_channels + 1;
856 shost->max_channel = 1;
858 aac_get_config_status(aac);
859 aac_get_containers(aac);
860 list_add(&aac->entry, insert);
862 shost->max_id = aac->maximum_num_containers;
863 if (shost->max_id < aac->maximum_num_physicals)
864 shost->max_id = aac->maximum_num_physicals;
865 if (shost->max_id < MAXIMUM_NUM_CONTAINERS)
866 shost->max_id = MAXIMUM_NUM_CONTAINERS;
868 shost->this_id = shost->max_id;
871 * dmb - we may need to move the setting of these parms somewhere else once
872 * we get a fib that can report the actual numbers
874 shost->max_lun = AAC_MAX_LUN;
876 pci_set_drvdata(pdev, shost);
878 error = scsi_add_host(shost, &pdev->dev);
881 scsi_scan_host(shost);
886 kill_proc(aac->thread_pid, SIGKILL, 0);
887 wait_for_completion(&aac->aif_completion);
889 aac_send_shutdown(aac);
890 aac_adapter_disable_int(aac);
891 free_irq(pdev->irq, aac);
894 pci_free_consistent(aac->pdev, aac->comm_size, aac->comm_addr, aac->comm_phys);
896 iounmap(aac->regs.sa);
901 scsi_host_put(shost);
903 pci_disable_device(pdev);
908 static void aac_shutdown(struct pci_dev *dev)
910 struct Scsi_Host *shost = pci_get_drvdata(dev);
911 struct aac_dev *aac = (struct aac_dev *)shost->hostdata;
912 aac_send_shutdown(aac);
915 static void __devexit aac_remove_one(struct pci_dev *pdev)
917 struct Scsi_Host *shost = pci_get_drvdata(pdev);
918 struct aac_dev *aac = (struct aac_dev *)shost->hostdata;
920 scsi_remove_host(shost);
922 kill_proc(aac->thread_pid, SIGKILL, 0);
923 wait_for_completion(&aac->aif_completion);
925 aac_send_shutdown(aac);
926 aac_adapter_disable_int(aac);
928 pci_free_consistent(aac->pdev, aac->comm_size, aac->comm_addr,
932 free_irq(pdev->irq, aac);
933 iounmap(aac->regs.sa);
938 list_del(&aac->entry);
939 scsi_host_put(shost);
940 pci_disable_device(pdev);
943 static struct pci_driver aac_pci_driver = {
944 .name = AAC_DRIVERNAME,
945 .id_table = aac_pci_tbl,
946 .probe = aac_probe_one,
947 .remove = __devexit_p(aac_remove_one),
948 .shutdown = aac_shutdown,
951 static int __init aac_init(void)
955 printk(KERN_INFO "Adaptec %s driver (%s)\n",
956 AAC_DRIVERNAME, aac_driver_version);
958 error = pci_register_driver(&aac_pci_driver);
962 aac_cfg_major = register_chrdev( 0, "aac", &aac_cfg_fops);
963 if (aac_cfg_major < 0) {
965 "aacraid: unable to register \"aac\" device.\n");
971 static void __exit aac_exit(void)
973 unregister_chrdev(aac_cfg_major, "aac");
974 pci_unregister_driver(&aac_pci_driver);
977 module_init(aac_init);
978 module_exit(aac_exit);