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-rw-r--r--drivers/block/cpqarray.h126
1 files changed, 126 insertions, 0 deletions
diff --git a/drivers/block/cpqarray.h b/drivers/block/cpqarray.h
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+++ b/drivers/block/cpqarray.h
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+/*
+ * 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 */