2 * Disk Array driver for Compaq SMART2 Controllers
3 * Copyright 1998 Compaq Computer Corporation
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or
13 * NON INFRINGEMENT. See the GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
19 * Questions/Comments/Bugfixes to iss_storagedev@hp.com
21 * If you want to make changes, improve or add functionality to this
22 * driver, you'll probably need the Compaq Array Controller Interface
23 * Specificiation (Document number ECG086/1198)
29 #include <linux/blkdev.h>
30 #include <linux/slab.h>
31 #include <linux/proc_fs.h>
32 #include <linux/timer.h>
42 #define IDA_TIMER (5*HZ)
43 #define IDA_TIMEOUT (10*HZ)
45 #define MISC_NONFATAL_WARN 0x01
59 typedef struct ctlr_info ctlr_info_t;
61 struct access_method {
62 void (*submit_command)(ctlr_info_t *h, cmdlist_t *c);
63 void (*set_intr_mask)(ctlr_info_t *h, unsigned long val);
64 unsigned long (*fifo_full)(ctlr_info_t *h);
65 unsigned long (*intr_pending)(ctlr_info_t *h);
66 unsigned long (*command_completed)(ctlr_info_t *h);
72 struct access_method *access;
81 __u32 mp_failed_drv_map;
89 struct pci_dev *pci_dev; /* NULL if EISA */
95 unsigned long io_mem_addr;
96 unsigned long io_mem_length;
100 struct proc_dir_entry *proc;
102 struct access_method access;
107 dma_addr_t cmd_pool_dhandle;
108 unsigned long *cmd_pool_bits;
109 struct request_queue *queue;
113 unsigned int maxQsinceinit;
115 unsigned int nr_requests;
116 unsigned int nr_allocs;
117 unsigned int nr_frees;
118 struct timer_list timer;
119 unsigned int misc_tflags;
122 #define IDA_LOCK(i) (&hba[i]->lock)
126 #endif /* CPQARRAY_H */