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0b4972d591
There was an issue in the data structure defined by megaraid driver casuing "kernel unaligned access.." messages to be displayed during IOCTL on IA64 platform. The issue has been reported/fixed by Sakurai Hiroomi [sakurai_hiro@soft.fujitsu.com]. Signed-Off By: Seokmann Ju <seokmann.ju@lsil.com> Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
101 lines
2.0 KiB
C
101 lines
2.0 KiB
C
/*
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*
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* Linux MegaRAID device driver
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*
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* Copyright (c) 2003-2004 LSI Logic Corporation.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version
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* 2 of the License, or (at your option) any later version.
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*
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* FILE : megaraid_mm.h
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*/
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#ifndef MEGARAID_MM_H
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#define MEGARAID_MM_H
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#include <linux/spinlock.h>
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#include <linux/fs.h>
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#include <asm/uaccess.h>
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#include <linux/module.h>
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#include <linux/moduleparam.h>
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#include <linux/pci.h>
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#include <linux/list.h>
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#include "mbox_defs.h"
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#include "megaraid_ioctl.h"
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#define LSI_COMMON_MOD_VERSION "2.20.2.7"
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#define LSI_COMMON_MOD_EXT_VERSION \
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"(Release Date: Sun Jul 16 00:01:03 EST 2006)"
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#define LSI_DBGLVL dbglevel
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// The smallest dma pool
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#define MRAID_MM_INIT_BUFF_SIZE 4096
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/**
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* mimd_t : Old style ioctl packet structure (deprecated)
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*
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* @inlen :
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* @outlen :
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* @fca :
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* @opcode :
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* @subopcode :
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* @adapno :
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* @buffer :
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* @pad :
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* @length :
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* @mbox :
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* @pthru :
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* @data :
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* @pad :
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*
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* Note : This structure is DEPRECATED. New applications must use
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* : uioc_t structure instead. All new hba drivers use the new
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* : format. If we get this mimd packet, we will convert it into
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* : new uioc_t format and send it to the hba drivers.
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*/
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typedef struct mimd {
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uint32_t inlen;
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uint32_t outlen;
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union {
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uint8_t fca[16];
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struct {
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uint8_t opcode;
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uint8_t subopcode;
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uint16_t adapno;
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#if BITS_PER_LONG == 32
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uint8_t __user *buffer;
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uint8_t pad[4];
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#endif
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#if BITS_PER_LONG == 64
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uint8_t __user *buffer;
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#endif
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uint32_t length;
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} __attribute__ ((packed)) fcs;
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} __attribute__ ((packed)) ui;
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uint8_t mbox[18]; /* 16 bytes + 2 status bytes */
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mraid_passthru_t pthru;
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#if BITS_PER_LONG == 32
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char __user *data; /* buffer <= 4096 for 0x80 commands */
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char pad[4];
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#endif
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#if BITS_PER_LONG == 64
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char __user *data;
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#endif
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} __attribute__ ((packed))mimd_t;
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#endif // MEGARAID_MM_H
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// vi: set ts=8 sw=8 tw=78:
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