mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-12-06 02:24:14 +08:00
127 lines
3.0 KiB
C
127 lines
3.0 KiB
C
|
/*
|
||
|
* Disk Array driver for Compaq SMART2 Controllers
|
||
|
* Copyright 1998 Compaq Computer Corporation
|
||
|
*
|
||
|
* This program is free software; you can redistribute it and/or modify
|
||
|
* it under the terms of the GNU General Public License as published by
|
||
|
* the Free Software Foundation; either version 2 of the License, or
|
||
|
* (at your option) any later version.
|
||
|
*
|
||
|
* This program is distributed in the hope that it will be useful,
|
||
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||
|
* MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or
|
||
|
* NON INFRINGEMENT. See the GNU General Public License for more details.
|
||
|
*
|
||
|
* You should have received a copy of the GNU General Public License
|
||
|
* along with this program; if not, write to the Free Software
|
||
|
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
|
||
|
*
|
||
|
* Questions/Comments/Bugfixes to iss_storagedev@hp.com
|
||
|
*
|
||
|
* If you want to make changes, improve or add functionality to this
|
||
|
* driver, you'll probably need the Compaq Array Controller Interface
|
||
|
* Specificiation (Document number ECG086/1198)
|
||
|
*/
|
||
|
#ifndef CPQARRAY_H
|
||
|
#define CPQARRAY_H
|
||
|
|
||
|
#ifdef __KERNEL__
|
||
|
#include <linux/blkdev.h>
|
||
|
#include <linux/slab.h>
|
||
|
#include <linux/proc_fs.h>
|
||
|
#include <linux/timer.h>
|
||
|
#endif
|
||
|
|
||
|
#include "ida_cmd.h"
|
||
|
|
||
|
#define IO_OK 0
|
||
|
#define IO_ERROR 1
|
||
|
#define NWD 16
|
||
|
#define NWD_SHIFT 4
|
||
|
|
||
|
#define IDA_TIMER (5*HZ)
|
||
|
#define IDA_TIMEOUT (10*HZ)
|
||
|
|
||
|
#define MISC_NONFATAL_WARN 0x01
|
||
|
|
||
|
typedef struct {
|
||
|
unsigned blk_size;
|
||
|
unsigned nr_blks;
|
||
|
unsigned cylinders;
|
||
|
unsigned heads;
|
||
|
unsigned sectors;
|
||
|
int usage_count;
|
||
|
} drv_info_t;
|
||
|
|
||
|
#ifdef __KERNEL__
|
||
|
|
||
|
struct ctlr_info;
|
||
|
typedef struct ctlr_info ctlr_info_t;
|
||
|
|
||
|
struct access_method {
|
||
|
void (*submit_command)(ctlr_info_t *h, cmdlist_t *c);
|
||
|
void (*set_intr_mask)(ctlr_info_t *h, unsigned long val);
|
||
|
unsigned long (*fifo_full)(ctlr_info_t *h);
|
||
|
unsigned long (*intr_pending)(ctlr_info_t *h);
|
||
|
unsigned long (*command_completed)(ctlr_info_t *h);
|
||
|
};
|
||
|
|
||
|
struct board_type {
|
||
|
__u32 board_id;
|
||
|
char *product_name;
|
||
|
struct access_method *access;
|
||
|
};
|
||
|
|
||
|
struct ctlr_info {
|
||
|
int ctlr;
|
||
|
char devname[8];
|
||
|
__u32 log_drv_map;
|
||
|
__u32 drv_assign_map;
|
||
|
__u32 drv_spare_map;
|
||
|
__u32 mp_failed_drv_map;
|
||
|
|
||
|
char firm_rev[4];
|
||
|
int ctlr_sig;
|
||
|
|
||
|
int log_drives;
|
||
|
int phys_drives;
|
||
|
|
||
|
struct pci_dev *pci_dev; /* NULL if EISA */
|
||
|
__u32 board_id;
|
||
|
char *product_name;
|
||
|
|
||
|
void __iomem *vaddr;
|
||
|
unsigned long paddr;
|
||
|
unsigned long io_mem_addr;
|
||
|
unsigned long io_mem_length;
|
||
|
int intr;
|
||
|
int usage_count;
|
||
|
drv_info_t drv[NWD];
|
||
|
struct proc_dir_entry *proc;
|
||
|
|
||
|
struct access_method access;
|
||
|
|
||
|
cmdlist_t *reqQ;
|
||
|
cmdlist_t *cmpQ;
|
||
|
cmdlist_t *cmd_pool;
|
||
|
dma_addr_t cmd_pool_dhandle;
|
||
|
unsigned long *cmd_pool_bits;
|
||
|
struct request_queue *queue;
|
||
|
spinlock_t lock;
|
||
|
|
||
|
unsigned int Qdepth;
|
||
|
unsigned int maxQsinceinit;
|
||
|
|
||
|
unsigned int nr_requests;
|
||
|
unsigned int nr_allocs;
|
||
|
unsigned int nr_frees;
|
||
|
struct timer_list timer;
|
||
|
unsigned int misc_tflags;
|
||
|
};
|
||
|
|
||
|
#define IDA_LOCK(i) (&hba[i]->lock)
|
||
|
|
||
|
#endif
|
||
|
|
||
|
#endif /* CPQARRAY_H */
|