mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-06 07:46:39 +07:00
849717383a
This patch add the following products to the driver: IBM ServeRAID 8i ICP 9014R0 ICP 9024R0 ICP 9047MA ICP 9087MA ICP 9085LI ICP 5085AU Signed-off-by: Mark Haverkamp <markh@osdl.org> Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
2137 lines
62 KiB
C
2137 lines
62 KiB
C
/*
|
|
* Adaptec AAC series RAID controller driver
|
|
* (c) Copyright 2001 Red Hat Inc. <alan@redhat.com>
|
|
*
|
|
* based on the old aacraid driver that is..
|
|
* Adaptec aacraid device driver for Linux.
|
|
*
|
|
* Copyright (c) 2000 Adaptec, Inc. (aacraid@adaptec.com)
|
|
*
|
|
* 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, 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. 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; see the file COPYING. If not, write to
|
|
* the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
|
|
*
|
|
*/
|
|
|
|
#include <linux/kernel.h>
|
|
#include <linux/init.h>
|
|
#include <linux/types.h>
|
|
#include <linux/sched.h>
|
|
#include <linux/pci.h>
|
|
#include <linux/spinlock.h>
|
|
#include <linux/slab.h>
|
|
#include <linux/completion.h>
|
|
#include <linux/blkdev.h>
|
|
#include <asm/semaphore.h>
|
|
#include <asm/uaccess.h>
|
|
|
|
#include <scsi/scsi.h>
|
|
#include <scsi/scsi_cmnd.h>
|
|
#include <scsi/scsi_device.h>
|
|
#include <scsi/scsi_host.h>
|
|
|
|
#include "aacraid.h"
|
|
|
|
/* values for inqd_pdt: Peripheral device type in plain English */
|
|
#define INQD_PDT_DA 0x00 /* Direct-access (DISK) device */
|
|
#define INQD_PDT_PROC 0x03 /* Processor device */
|
|
#define INQD_PDT_CHNGR 0x08 /* Changer (jukebox, scsi2) */
|
|
#define INQD_PDT_COMM 0x09 /* Communication device (scsi2) */
|
|
#define INQD_PDT_NOLUN2 0x1f /* Unknown Device (scsi2) */
|
|
#define INQD_PDT_NOLUN 0x7f /* Logical Unit Not Present */
|
|
|
|
#define INQD_PDT_DMASK 0x1F /* Peripheral Device Type Mask */
|
|
#define INQD_PDT_QMASK 0xE0 /* Peripheral Device Qualifer Mask */
|
|
|
|
/*
|
|
* Sense codes
|
|
*/
|
|
|
|
#define SENCODE_NO_SENSE 0x00
|
|
#define SENCODE_END_OF_DATA 0x00
|
|
#define SENCODE_BECOMING_READY 0x04
|
|
#define SENCODE_INIT_CMD_REQUIRED 0x04
|
|
#define SENCODE_PARAM_LIST_LENGTH_ERROR 0x1A
|
|
#define SENCODE_INVALID_COMMAND 0x20
|
|
#define SENCODE_LBA_OUT_OF_RANGE 0x21
|
|
#define SENCODE_INVALID_CDB_FIELD 0x24
|
|
#define SENCODE_LUN_NOT_SUPPORTED 0x25
|
|
#define SENCODE_INVALID_PARAM_FIELD 0x26
|
|
#define SENCODE_PARAM_NOT_SUPPORTED 0x26
|
|
#define SENCODE_PARAM_VALUE_INVALID 0x26
|
|
#define SENCODE_RESET_OCCURRED 0x29
|
|
#define SENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x3E
|
|
#define SENCODE_INQUIRY_DATA_CHANGED 0x3F
|
|
#define SENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x39
|
|
#define SENCODE_DIAGNOSTIC_FAILURE 0x40
|
|
#define SENCODE_INTERNAL_TARGET_FAILURE 0x44
|
|
#define SENCODE_INVALID_MESSAGE_ERROR 0x49
|
|
#define SENCODE_LUN_FAILED_SELF_CONFIG 0x4c
|
|
#define SENCODE_OVERLAPPED_COMMAND 0x4E
|
|
|
|
/*
|
|
* Additional sense codes
|
|
*/
|
|
|
|
#define ASENCODE_NO_SENSE 0x00
|
|
#define ASENCODE_END_OF_DATA 0x05
|
|
#define ASENCODE_BECOMING_READY 0x01
|
|
#define ASENCODE_INIT_CMD_REQUIRED 0x02
|
|
#define ASENCODE_PARAM_LIST_LENGTH_ERROR 0x00
|
|
#define ASENCODE_INVALID_COMMAND 0x00
|
|
#define ASENCODE_LBA_OUT_OF_RANGE 0x00
|
|
#define ASENCODE_INVALID_CDB_FIELD 0x00
|
|
#define ASENCODE_LUN_NOT_SUPPORTED 0x00
|
|
#define ASENCODE_INVALID_PARAM_FIELD 0x00
|
|
#define ASENCODE_PARAM_NOT_SUPPORTED 0x01
|
|
#define ASENCODE_PARAM_VALUE_INVALID 0x02
|
|
#define ASENCODE_RESET_OCCURRED 0x00
|
|
#define ASENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x00
|
|
#define ASENCODE_INQUIRY_DATA_CHANGED 0x03
|
|
#define ASENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x00
|
|
#define ASENCODE_DIAGNOSTIC_FAILURE 0x80
|
|
#define ASENCODE_INTERNAL_TARGET_FAILURE 0x00
|
|
#define ASENCODE_INVALID_MESSAGE_ERROR 0x00
|
|
#define ASENCODE_LUN_FAILED_SELF_CONFIG 0x00
|
|
#define ASENCODE_OVERLAPPED_COMMAND 0x00
|
|
|
|
#define BYTE0(x) (unsigned char)(x)
|
|
#define BYTE1(x) (unsigned char)((x) >> 8)
|
|
#define BYTE2(x) (unsigned char)((x) >> 16)
|
|
#define BYTE3(x) (unsigned char)((x) >> 24)
|
|
|
|
/*------------------------------------------------------------------------------
|
|
* S T R U C T S / T Y P E D E F S
|
|
*----------------------------------------------------------------------------*/
|
|
/* SCSI inquiry data */
|
|
struct inquiry_data {
|
|
u8 inqd_pdt; /* Peripheral qualifier | Peripheral Device Type */
|
|
u8 inqd_dtq; /* RMB | Device Type Qualifier */
|
|
u8 inqd_ver; /* ISO version | ECMA version | ANSI-approved version */
|
|
u8 inqd_rdf; /* AENC | TrmIOP | Response data format */
|
|
u8 inqd_len; /* Additional length (n-4) */
|
|
u8 inqd_pad1[2];/* Reserved - must be zero */
|
|
u8 inqd_pad2; /* RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */
|
|
u8 inqd_vid[8]; /* Vendor ID */
|
|
u8 inqd_pid[16];/* Product ID */
|
|
u8 inqd_prl[4]; /* Product Revision Level */
|
|
};
|
|
|
|
/*
|
|
* M O D U L E G L O B A L S
|
|
*/
|
|
|
|
static unsigned long aac_build_sg(struct scsi_cmnd* scsicmd, struct sgmap* sgmap);
|
|
static unsigned long aac_build_sg64(struct scsi_cmnd* scsicmd, struct sgmap64* psg);
|
|
static int aac_send_srb_fib(struct scsi_cmnd* scsicmd);
|
|
#ifdef AAC_DETAILED_STATUS_INFO
|
|
static char *aac_get_status_string(u32 status);
|
|
#endif
|
|
|
|
/*
|
|
* Non dasd selection is handled entirely in aachba now
|
|
*/
|
|
|
|
static int nondasd = -1;
|
|
static int dacmode = -1;
|
|
|
|
static int commit = -1;
|
|
|
|
module_param(nondasd, int, 0);
|
|
MODULE_PARM_DESC(nondasd, "Control scanning of hba for nondasd devices. 0=off, 1=on");
|
|
module_param(dacmode, int, 0);
|
|
MODULE_PARM_DESC(dacmode, "Control whether dma addressing is using 64 bit DAC. 0=off, 1=on");
|
|
module_param(commit, int, 0);
|
|
MODULE_PARM_DESC(commit, "Control whether a COMMIT_CONFIG is issued to the adapter for foreign arrays.\nThis is typically needed in systems that do not have a BIOS. 0=off, 1=on");
|
|
|
|
int numacb = -1;
|
|
module_param(numacb, int, S_IRUGO|S_IWUSR);
|
|
MODULE_PARM_DESC(numacb, "Request a limit to the number of adapter control blocks (FIB) allocated. Valid\nvalues are 512 and down. Default is to use suggestion from Firmware.");
|
|
|
|
int acbsize = -1;
|
|
module_param(acbsize, int, S_IRUGO|S_IWUSR);
|
|
MODULE_PARM_DESC(acbsize, "Request a specific adapter control block (FIB) size. Valid values are 512,\n2048, 4096 and 8192. Default is to use suggestion from Firmware.");
|
|
/**
|
|
* aac_get_config_status - check the adapter configuration
|
|
* @common: adapter to query
|
|
*
|
|
* Query config status, and commit the configuration if needed.
|
|
*/
|
|
int aac_get_config_status(struct aac_dev *dev)
|
|
{
|
|
int status = 0;
|
|
struct fib * fibptr;
|
|
|
|
if (!(fibptr = fib_alloc(dev)))
|
|
return -ENOMEM;
|
|
|
|
fib_init(fibptr);
|
|
{
|
|
struct aac_get_config_status *dinfo;
|
|
dinfo = (struct aac_get_config_status *) fib_data(fibptr);
|
|
|
|
dinfo->command = cpu_to_le32(VM_ContainerConfig);
|
|
dinfo->type = cpu_to_le32(CT_GET_CONFIG_STATUS);
|
|
dinfo->count = cpu_to_le32(sizeof(((struct aac_get_config_status_resp *)NULL)->data));
|
|
}
|
|
|
|
status = fib_send(ContainerCommand,
|
|
fibptr,
|
|
sizeof (struct aac_get_config_status),
|
|
FsaNormal,
|
|
1, 1,
|
|
NULL, NULL);
|
|
if (status < 0 ) {
|
|
printk(KERN_WARNING "aac_get_config_status: SendFIB failed.\n");
|
|
} else {
|
|
struct aac_get_config_status_resp *reply
|
|
= (struct aac_get_config_status_resp *) fib_data(fibptr);
|
|
dprintk((KERN_WARNING
|
|
"aac_get_config_status: response=%d status=%d action=%d\n",
|
|
le32_to_cpu(reply->response),
|
|
le32_to_cpu(reply->status),
|
|
le32_to_cpu(reply->data.action)));
|
|
if ((le32_to_cpu(reply->response) != ST_OK) ||
|
|
(le32_to_cpu(reply->status) != CT_OK) ||
|
|
(le32_to_cpu(reply->data.action) > CFACT_PAUSE)) {
|
|
printk(KERN_WARNING "aac_get_config_status: Will not issue the Commit Configuration\n");
|
|
status = -EINVAL;
|
|
}
|
|
}
|
|
fib_complete(fibptr);
|
|
/* Send a CT_COMMIT_CONFIG to enable discovery of devices */
|
|
if (status >= 0) {
|
|
if (commit == 1) {
|
|
struct aac_commit_config * dinfo;
|
|
fib_init(fibptr);
|
|
dinfo = (struct aac_commit_config *) fib_data(fibptr);
|
|
|
|
dinfo->command = cpu_to_le32(VM_ContainerConfig);
|
|
dinfo->type = cpu_to_le32(CT_COMMIT_CONFIG);
|
|
|
|
status = fib_send(ContainerCommand,
|
|
fibptr,
|
|
sizeof (struct aac_commit_config),
|
|
FsaNormal,
|
|
1, 1,
|
|
NULL, NULL);
|
|
fib_complete(fibptr);
|
|
} else if (commit == 0) {
|
|
printk(KERN_WARNING
|
|
"aac_get_config_status: Foreign device configurations are being ignored\n");
|
|
}
|
|
}
|
|
fib_free(fibptr);
|
|
return status;
|
|
}
|
|
|
|
/**
|
|
* aac_get_containers - list containers
|
|
* @common: adapter to probe
|
|
*
|
|
* Make a list of all containers on this controller
|
|
*/
|
|
int aac_get_containers(struct aac_dev *dev)
|
|
{
|
|
struct fsa_dev_info *fsa_dev_ptr;
|
|
u32 index;
|
|
int status = 0;
|
|
struct fib * fibptr;
|
|
unsigned instance;
|
|
struct aac_get_container_count *dinfo;
|
|
struct aac_get_container_count_resp *dresp;
|
|
int maximum_num_containers = MAXIMUM_NUM_CONTAINERS;
|
|
|
|
instance = dev->scsi_host_ptr->unique_id;
|
|
|
|
if (!(fibptr = fib_alloc(dev)))
|
|
return -ENOMEM;
|
|
|
|
fib_init(fibptr);
|
|
dinfo = (struct aac_get_container_count *) fib_data(fibptr);
|
|
dinfo->command = cpu_to_le32(VM_ContainerConfig);
|
|
dinfo->type = cpu_to_le32(CT_GET_CONTAINER_COUNT);
|
|
|
|
status = fib_send(ContainerCommand,
|
|
fibptr,
|
|
sizeof (struct aac_get_container_count),
|
|
FsaNormal,
|
|
1, 1,
|
|
NULL, NULL);
|
|
if (status >= 0) {
|
|
dresp = (struct aac_get_container_count_resp *)fib_data(fibptr);
|
|
maximum_num_containers = le32_to_cpu(dresp->ContainerSwitchEntries);
|
|
fib_complete(fibptr);
|
|
}
|
|
|
|
if (maximum_num_containers < MAXIMUM_NUM_CONTAINERS)
|
|
maximum_num_containers = MAXIMUM_NUM_CONTAINERS;
|
|
fsa_dev_ptr = (struct fsa_dev_info *) kmalloc(
|
|
sizeof(*fsa_dev_ptr) * maximum_num_containers, GFP_KERNEL);
|
|
if (!fsa_dev_ptr) {
|
|
fib_free(fibptr);
|
|
return -ENOMEM;
|
|
}
|
|
memset(fsa_dev_ptr, 0, sizeof(*fsa_dev_ptr) * maximum_num_containers);
|
|
|
|
dev->fsa_dev = fsa_dev_ptr;
|
|
dev->maximum_num_containers = maximum_num_containers;
|
|
|
|
for (index = 0; index < dev->maximum_num_containers; index++) {
|
|
struct aac_query_mount *dinfo;
|
|
struct aac_mount *dresp;
|
|
|
|
fsa_dev_ptr[index].devname[0] = '\0';
|
|
|
|
fib_init(fibptr);
|
|
dinfo = (struct aac_query_mount *) fib_data(fibptr);
|
|
|
|
dinfo->command = cpu_to_le32(VM_NameServe);
|
|
dinfo->count = cpu_to_le32(index);
|
|
dinfo->type = cpu_to_le32(FT_FILESYS);
|
|
|
|
status = fib_send(ContainerCommand,
|
|
fibptr,
|
|
sizeof (struct aac_query_mount),
|
|
FsaNormal,
|
|
1, 1,
|
|
NULL, NULL);
|
|
if (status < 0 ) {
|
|
printk(KERN_WARNING "aac_get_containers: SendFIB failed.\n");
|
|
break;
|
|
}
|
|
dresp = (struct aac_mount *)fib_data(fibptr);
|
|
|
|
dprintk ((KERN_DEBUG
|
|
"VM_NameServe cid=%d status=%d vol=%d state=%d cap=%u\n",
|
|
(int)index, (int)le32_to_cpu(dresp->status),
|
|
(int)le32_to_cpu(dresp->mnt[0].vol),
|
|
(int)le32_to_cpu(dresp->mnt[0].state),
|
|
(unsigned)le32_to_cpu(dresp->mnt[0].capacity)));
|
|
if ((le32_to_cpu(dresp->status) == ST_OK) &&
|
|
(le32_to_cpu(dresp->mnt[0].vol) != CT_NONE) &&
|
|
(le32_to_cpu(dresp->mnt[0].state) != FSCS_HIDDEN)) {
|
|
fsa_dev_ptr[index].valid = 1;
|
|
fsa_dev_ptr[index].type = le32_to_cpu(dresp->mnt[0].vol);
|
|
fsa_dev_ptr[index].size = le32_to_cpu(dresp->mnt[0].capacity);
|
|
if (le32_to_cpu(dresp->mnt[0].state) & FSCS_READONLY)
|
|
fsa_dev_ptr[index].ro = 1;
|
|
}
|
|
fib_complete(fibptr);
|
|
/*
|
|
* If there are no more containers, then stop asking.
|
|
*/
|
|
if ((index + 1) >= le32_to_cpu(dresp->count)){
|
|
break;
|
|
}
|
|
}
|
|
fib_free(fibptr);
|
|
return status;
|
|
}
|
|
|
|
static void aac_io_done(struct scsi_cmnd * scsicmd)
|
|
{
|
|
unsigned long cpu_flags;
|
|
struct Scsi_Host *host = scsicmd->device->host;
|
|
spin_lock_irqsave(host->host_lock, cpu_flags);
|
|
scsicmd->scsi_done(scsicmd);
|
|
spin_unlock_irqrestore(host->host_lock, cpu_flags);
|
|
}
|
|
|
|
static void get_container_name_callback(void *context, struct fib * fibptr)
|
|
{
|
|
struct aac_get_name_resp * get_name_reply;
|
|
struct scsi_cmnd * scsicmd;
|
|
|
|
scsicmd = (struct scsi_cmnd *) context;
|
|
|
|
dprintk((KERN_DEBUG "get_container_name_callback[cpu %d]: t = %ld.\n", smp_processor_id(), jiffies));
|
|
if (fibptr == NULL)
|
|
BUG();
|
|
|
|
get_name_reply = (struct aac_get_name_resp *) fib_data(fibptr);
|
|
/* Failure is irrelevant, using default value instead */
|
|
if ((le32_to_cpu(get_name_reply->status) == CT_OK)
|
|
&& (get_name_reply->data[0] != '\0')) {
|
|
int count;
|
|
char * dp;
|
|
char * sp = get_name_reply->data;
|
|
sp[sizeof(((struct aac_get_name_resp *)NULL)->data)-1] = '\0';
|
|
while (*sp == ' ')
|
|
++sp;
|
|
count = sizeof(((struct inquiry_data *)NULL)->inqd_pid);
|
|
dp = ((struct inquiry_data *)scsicmd->request_buffer)->inqd_pid;
|
|
if (*sp) do {
|
|
*dp++ = (*sp) ? *sp++ : ' ';
|
|
} while (--count > 0);
|
|
}
|
|
scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD;
|
|
|
|
fib_complete(fibptr);
|
|
fib_free(fibptr);
|
|
aac_io_done(scsicmd);
|
|
}
|
|
|
|
/**
|
|
* aac_get_container_name - get container name, none blocking.
|
|
*/
|
|
static int aac_get_container_name(struct scsi_cmnd * scsicmd, int cid)
|
|
{
|
|
int status;
|
|
struct aac_get_name *dinfo;
|
|
struct fib * cmd_fibcontext;
|
|
struct aac_dev * dev;
|
|
|
|
dev = (struct aac_dev *)scsicmd->device->host->hostdata;
|
|
|
|
if (!(cmd_fibcontext = fib_alloc(dev)))
|
|
return -ENOMEM;
|
|
|
|
fib_init(cmd_fibcontext);
|
|
dinfo = (struct aac_get_name *) fib_data(cmd_fibcontext);
|
|
|
|
dinfo->command = cpu_to_le32(VM_ContainerConfig);
|
|
dinfo->type = cpu_to_le32(CT_READ_NAME);
|
|
dinfo->cid = cpu_to_le32(cid);
|
|
dinfo->count = cpu_to_le32(sizeof(((struct aac_get_name_resp *)NULL)->data));
|
|
|
|
status = fib_send(ContainerCommand,
|
|
cmd_fibcontext,
|
|
sizeof (struct aac_get_name),
|
|
FsaNormal,
|
|
0, 1,
|
|
(fib_callback) get_container_name_callback,
|
|
(void *) scsicmd);
|
|
|
|
/*
|
|
* Check that the command queued to the controller
|
|
*/
|
|
if (status == -EINPROGRESS)
|
|
return 0;
|
|
|
|
printk(KERN_WARNING "aac_get_container_name: fib_send failed with status: %d.\n", status);
|
|
fib_complete(cmd_fibcontext);
|
|
fib_free(cmd_fibcontext);
|
|
return -1;
|
|
}
|
|
|
|
/**
|
|
* probe_container - query a logical volume
|
|
* @dev: device to query
|
|
* @cid: container identifier
|
|
*
|
|
* Queries the controller about the given volume. The volume information
|
|
* is updated in the struct fsa_dev_info structure rather than returned.
|
|
*/
|
|
|
|
static int probe_container(struct aac_dev *dev, int cid)
|
|
{
|
|
struct fsa_dev_info *fsa_dev_ptr;
|
|
int status;
|
|
struct aac_query_mount *dinfo;
|
|
struct aac_mount *dresp;
|
|
struct fib * fibptr;
|
|
unsigned instance;
|
|
|
|
fsa_dev_ptr = dev->fsa_dev;
|
|
instance = dev->scsi_host_ptr->unique_id;
|
|
|
|
if (!(fibptr = fib_alloc(dev)))
|
|
return -ENOMEM;
|
|
|
|
fib_init(fibptr);
|
|
|
|
dinfo = (struct aac_query_mount *)fib_data(fibptr);
|
|
|
|
dinfo->command = cpu_to_le32(VM_NameServe);
|
|
dinfo->count = cpu_to_le32(cid);
|
|
dinfo->type = cpu_to_le32(FT_FILESYS);
|
|
|
|
status = fib_send(ContainerCommand,
|
|
fibptr,
|
|
sizeof(struct aac_query_mount),
|
|
FsaNormal,
|
|
1, 1,
|
|
NULL, NULL);
|
|
if (status < 0) {
|
|
printk(KERN_WARNING "aacraid: probe_container query failed.\n");
|
|
goto error;
|
|
}
|
|
|
|
dresp = (struct aac_mount *) fib_data(fibptr);
|
|
|
|
if ((le32_to_cpu(dresp->status) == ST_OK) &&
|
|
(le32_to_cpu(dresp->mnt[0].vol) != CT_NONE) &&
|
|
(le32_to_cpu(dresp->mnt[0].state) != FSCS_HIDDEN)) {
|
|
fsa_dev_ptr[cid].valid = 1;
|
|
fsa_dev_ptr[cid].type = le32_to_cpu(dresp->mnt[0].vol);
|
|
fsa_dev_ptr[cid].size = le32_to_cpu(dresp->mnt[0].capacity);
|
|
if (le32_to_cpu(dresp->mnt[0].state) & FSCS_READONLY)
|
|
fsa_dev_ptr[cid].ro = 1;
|
|
}
|
|
|
|
error:
|
|
fib_complete(fibptr);
|
|
fib_free(fibptr);
|
|
|
|
return status;
|
|
}
|
|
|
|
/* Local Structure to set SCSI inquiry data strings */
|
|
struct scsi_inq {
|
|
char vid[8]; /* Vendor ID */
|
|
char pid[16]; /* Product ID */
|
|
char prl[4]; /* Product Revision Level */
|
|
};
|
|
|
|
/**
|
|
* InqStrCopy - string merge
|
|
* @a: string to copy from
|
|
* @b: string to copy to
|
|
*
|
|
* Copy a String from one location to another
|
|
* without copying \0
|
|
*/
|
|
|
|
static void inqstrcpy(char *a, char *b)
|
|
{
|
|
|
|
while(*a != (char)0)
|
|
*b++ = *a++;
|
|
}
|
|
|
|
static char *container_types[] = {
|
|
"None",
|
|
"Volume",
|
|
"Mirror",
|
|
"Stripe",
|
|
"RAID5",
|
|
"SSRW",
|
|
"SSRO",
|
|
"Morph",
|
|
"Legacy",
|
|
"RAID4",
|
|
"RAID10",
|
|
"RAID00",
|
|
"V-MIRRORS",
|
|
"PSEUDO R4",
|
|
"RAID50",
|
|
"RAID5D",
|
|
"RAID5D0",
|
|
"RAID1E",
|
|
"RAID6",
|
|
"RAID60",
|
|
"Unknown"
|
|
};
|
|
|
|
|
|
|
|
/* Function: setinqstr
|
|
*
|
|
* Arguments: [1] pointer to void [1] int
|
|
*
|
|
* Purpose: Sets SCSI inquiry data strings for vendor, product
|
|
* and revision level. Allows strings to be set in platform dependant
|
|
* files instead of in OS dependant driver source.
|
|
*/
|
|
|
|
static void setinqstr(int devtype, void *data, int tindex)
|
|
{
|
|
struct scsi_inq *str;
|
|
struct aac_driver_ident *mp;
|
|
|
|
mp = aac_get_driver_ident(devtype);
|
|
|
|
str = (struct scsi_inq *)(data); /* cast data to scsi inq block */
|
|
|
|
inqstrcpy (mp->vname, str->vid);
|
|
inqstrcpy (mp->model, str->pid); /* last six chars reserved for vol type */
|
|
|
|
if (tindex < (sizeof(container_types)/sizeof(char *))){
|
|
char *findit = str->pid;
|
|
|
|
for ( ; *findit != ' '; findit++); /* walk till we find a space */
|
|
/* RAID is superfluous in the context of a RAID device */
|
|
if (memcmp(findit-4, "RAID", 4) == 0)
|
|
*(findit -= 4) = ' ';
|
|
inqstrcpy (container_types[tindex], findit + 1);
|
|
}
|
|
inqstrcpy ("V1.0", str->prl);
|
|
}
|
|
|
|
static void set_sense(u8 *sense_buf, u8 sense_key, u8 sense_code,
|
|
u8 a_sense_code, u8 incorrect_length,
|
|
u8 bit_pointer, u16 field_pointer,
|
|
u32 residue)
|
|
{
|
|
sense_buf[0] = 0xF0; /* Sense data valid, err code 70h (current error) */
|
|
sense_buf[1] = 0; /* Segment number, always zero */
|
|
|
|
if (incorrect_length) {
|
|
sense_buf[2] = sense_key | 0x20;/* Set ILI bit | sense key */
|
|
sense_buf[3] = BYTE3(residue);
|
|
sense_buf[4] = BYTE2(residue);
|
|
sense_buf[5] = BYTE1(residue);
|
|
sense_buf[6] = BYTE0(residue);
|
|
} else
|
|
sense_buf[2] = sense_key; /* Sense key */
|
|
|
|
if (sense_key == ILLEGAL_REQUEST)
|
|
sense_buf[7] = 10; /* Additional sense length */
|
|
else
|
|
sense_buf[7] = 6; /* Additional sense length */
|
|
|
|
sense_buf[12] = sense_code; /* Additional sense code */
|
|
sense_buf[13] = a_sense_code; /* Additional sense code qualifier */
|
|
if (sense_key == ILLEGAL_REQUEST) {
|
|
sense_buf[15] = 0;
|
|
|
|
if (sense_code == SENCODE_INVALID_PARAM_FIELD)
|
|
sense_buf[15] = 0x80;/* Std sense key specific field */
|
|
/* Illegal parameter is in the parameter block */
|
|
|
|
if (sense_code == SENCODE_INVALID_CDB_FIELD)
|
|
sense_buf[15] = 0xc0;/* Std sense key specific field */
|
|
/* Illegal parameter is in the CDB block */
|
|
sense_buf[15] |= bit_pointer;
|
|
sense_buf[16] = field_pointer >> 8; /* MSB */
|
|
sense_buf[17] = field_pointer; /* LSB */
|
|
}
|
|
}
|
|
|
|
int aac_get_adapter_info(struct aac_dev* dev)
|
|
{
|
|
struct fib* fibptr;
|
|
int rcode;
|
|
u32 tmp;
|
|
struct aac_adapter_info *info;
|
|
struct aac_bus_info *command;
|
|
struct aac_bus_info_response *bus_info;
|
|
|
|
if (!(fibptr = fib_alloc(dev)))
|
|
return -ENOMEM;
|
|
|
|
fib_init(fibptr);
|
|
info = (struct aac_adapter_info *) fib_data(fibptr);
|
|
memset(info,0,sizeof(*info));
|
|
|
|
rcode = fib_send(RequestAdapterInfo,
|
|
fibptr,
|
|
sizeof(*info),
|
|
FsaNormal,
|
|
1, 1,
|
|
NULL,
|
|
NULL);
|
|
|
|
if (rcode < 0) {
|
|
fib_complete(fibptr);
|
|
fib_free(fibptr);
|
|
return rcode;
|
|
}
|
|
memcpy(&dev->adapter_info, info, sizeof(*info));
|
|
|
|
if (dev->adapter_info.options & AAC_OPT_SUPPLEMENT_ADAPTER_INFO) {
|
|
struct aac_supplement_adapter_info * info;
|
|
|
|
fib_init(fibptr);
|
|
|
|
info = (struct aac_supplement_adapter_info *) fib_data(fibptr);
|
|
|
|
memset(info,0,sizeof(*info));
|
|
|
|
rcode = fib_send(RequestSupplementAdapterInfo,
|
|
fibptr,
|
|
sizeof(*info),
|
|
FsaNormal,
|
|
1, 1,
|
|
NULL,
|
|
NULL);
|
|
|
|
if (rcode >= 0)
|
|
memcpy(&dev->supplement_adapter_info, info, sizeof(*info));
|
|
}
|
|
|
|
|
|
/*
|
|
* GetBusInfo
|
|
*/
|
|
|
|
fib_init(fibptr);
|
|
|
|
bus_info = (struct aac_bus_info_response *) fib_data(fibptr);
|
|
|
|
memset(bus_info, 0, sizeof(*bus_info));
|
|
|
|
command = (struct aac_bus_info *)bus_info;
|
|
|
|
command->Command = cpu_to_le32(VM_Ioctl);
|
|
command->ObjType = cpu_to_le32(FT_DRIVE);
|
|
command->MethodId = cpu_to_le32(1);
|
|
command->CtlCmd = cpu_to_le32(GetBusInfo);
|
|
|
|
rcode = fib_send(ContainerCommand,
|
|
fibptr,
|
|
sizeof (*bus_info),
|
|
FsaNormal,
|
|
1, 1,
|
|
NULL, NULL);
|
|
|
|
if (rcode >= 0 && le32_to_cpu(bus_info->Status) == ST_OK) {
|
|
dev->maximum_num_physicals = le32_to_cpu(bus_info->TargetsPerBus);
|
|
dev->maximum_num_channels = le32_to_cpu(bus_info->BusCount);
|
|
}
|
|
|
|
tmp = le32_to_cpu(dev->adapter_info.kernelrev);
|
|
printk(KERN_INFO "%s%d: kernel %d.%d-%d[%d] %.*s\n",
|
|
dev->name,
|
|
dev->id,
|
|
tmp>>24,
|
|
(tmp>>16)&0xff,
|
|
tmp&0xff,
|
|
le32_to_cpu(dev->adapter_info.kernelbuild),
|
|
(int)sizeof(dev->supplement_adapter_info.BuildDate),
|
|
dev->supplement_adapter_info.BuildDate);
|
|
tmp = le32_to_cpu(dev->adapter_info.monitorrev);
|
|
printk(KERN_INFO "%s%d: monitor %d.%d-%d[%d]\n",
|
|
dev->name, dev->id,
|
|
tmp>>24,(tmp>>16)&0xff,tmp&0xff,
|
|
le32_to_cpu(dev->adapter_info.monitorbuild));
|
|
tmp = le32_to_cpu(dev->adapter_info.biosrev);
|
|
printk(KERN_INFO "%s%d: bios %d.%d-%d[%d]\n",
|
|
dev->name, dev->id,
|
|
tmp>>24,(tmp>>16)&0xff,tmp&0xff,
|
|
le32_to_cpu(dev->adapter_info.biosbuild));
|
|
if (le32_to_cpu(dev->adapter_info.serial[0]) != 0xBAD0)
|
|
printk(KERN_INFO "%s%d: serial %x\n",
|
|
dev->name, dev->id,
|
|
le32_to_cpu(dev->adapter_info.serial[0]));
|
|
|
|
dev->nondasd_support = 0;
|
|
dev->raid_scsi_mode = 0;
|
|
if(dev->adapter_info.options & AAC_OPT_NONDASD){
|
|
dev->nondasd_support = 1;
|
|
}
|
|
|
|
/*
|
|
* If the firmware supports ROMB RAID/SCSI mode and we are currently
|
|
* in RAID/SCSI mode, set the flag. For now if in this mode we will
|
|
* force nondasd support on. If we decide to allow the non-dasd flag
|
|
* additional changes changes will have to be made to support
|
|
* RAID/SCSI. the function aac_scsi_cmd in this module will have to be
|
|
* changed to support the new dev->raid_scsi_mode flag instead of
|
|
* leaching off of the dev->nondasd_support flag. Also in linit.c the
|
|
* function aac_detect will have to be modified where it sets up the
|
|
* max number of channels based on the aac->nondasd_support flag only.
|
|
*/
|
|
if ((dev->adapter_info.options & AAC_OPT_SCSI_MANAGED) &&
|
|
(dev->adapter_info.options & AAC_OPT_RAID_SCSI_MODE)) {
|
|
dev->nondasd_support = 1;
|
|
dev->raid_scsi_mode = 1;
|
|
}
|
|
if (dev->raid_scsi_mode != 0)
|
|
printk(KERN_INFO "%s%d: ROMB RAID/SCSI mode enabled\n",
|
|
dev->name, dev->id);
|
|
|
|
if(nondasd != -1) {
|
|
dev->nondasd_support = (nondasd!=0);
|
|
}
|
|
if(dev->nondasd_support != 0){
|
|
printk(KERN_INFO "%s%d: Non-DASD support enabled.\n",dev->name, dev->id);
|
|
}
|
|
|
|
dev->dac_support = 0;
|
|
if( (sizeof(dma_addr_t) > 4) && (dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)){
|
|
printk(KERN_INFO "%s%d: 64bit support enabled.\n", dev->name, dev->id);
|
|
dev->dac_support = 1;
|
|
}
|
|
|
|
if(dacmode != -1) {
|
|
dev->dac_support = (dacmode!=0);
|
|
}
|
|
if(dev->dac_support != 0) {
|
|
if (!pci_set_dma_mask(dev->pdev, 0xFFFFFFFFFFFFFFFFULL) &&
|
|
!pci_set_consistent_dma_mask(dev->pdev, 0xFFFFFFFFFFFFFFFFULL)) {
|
|
printk(KERN_INFO"%s%d: 64 Bit DAC enabled\n",
|
|
dev->name, dev->id);
|
|
} else if (!pci_set_dma_mask(dev->pdev, 0xFFFFFFFFULL) &&
|
|
!pci_set_consistent_dma_mask(dev->pdev, 0xFFFFFFFFULL)) {
|
|
printk(KERN_INFO"%s%d: DMA mask set failed, 64 Bit DAC disabled\n",
|
|
dev->name, dev->id);
|
|
dev->dac_support = 0;
|
|
} else {
|
|
printk(KERN_WARNING"%s%d: No suitable DMA available.\n",
|
|
dev->name, dev->id);
|
|
rcode = -ENOMEM;
|
|
}
|
|
}
|
|
/*
|
|
* 57 scatter gather elements
|
|
*/
|
|
dev->scsi_host_ptr->sg_tablesize = (dev->max_fib_size -
|
|
sizeof(struct aac_fibhdr) -
|
|
sizeof(struct aac_write) + sizeof(struct sgmap)) /
|
|
sizeof(struct sgmap);
|
|
if (dev->dac_support) {
|
|
/*
|
|
* 38 scatter gather elements
|
|
*/
|
|
dev->scsi_host_ptr->sg_tablesize =
|
|
(dev->max_fib_size -
|
|
sizeof(struct aac_fibhdr) -
|
|
sizeof(struct aac_write64) +
|
|
sizeof(struct sgmap64)) /
|
|
sizeof(struct sgmap64);
|
|
}
|
|
dev->scsi_host_ptr->max_sectors = AAC_MAX_32BIT_SGBCOUNT;
|
|
if(!(dev->adapter_info.options & AAC_OPT_NEW_COMM)) {
|
|
/*
|
|
* Worst case size that could cause sg overflow when
|
|
* we break up SG elements that are larger than 64KB.
|
|
* Would be nice if we could tell the SCSI layer what
|
|
* the maximum SG element size can be. Worst case is
|
|
* (sg_tablesize-1) 4KB elements with one 64KB
|
|
* element.
|
|
* 32bit -> 468 or 238KB 64bit -> 424 or 212KB
|
|
*/
|
|
dev->scsi_host_ptr->max_sectors =
|
|
(dev->scsi_host_ptr->sg_tablesize * 8) + 112;
|
|
}
|
|
|
|
fib_complete(fibptr);
|
|
fib_free(fibptr);
|
|
|
|
return rcode;
|
|
}
|
|
|
|
|
|
static void read_callback(void *context, struct fib * fibptr)
|
|
{
|
|
struct aac_dev *dev;
|
|
struct aac_read_reply *readreply;
|
|
struct scsi_cmnd *scsicmd;
|
|
u32 lba;
|
|
u32 cid;
|
|
|
|
scsicmd = (struct scsi_cmnd *) context;
|
|
|
|
dev = (struct aac_dev *)scsicmd->device->host->hostdata;
|
|
cid = ID_LUN_TO_CONTAINER(scsicmd->device->id, scsicmd->device->lun);
|
|
|
|
lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3];
|
|
dprintk((KERN_DEBUG "read_callback[cpu %d]: lba = %u, t = %ld.\n", smp_processor_id(), lba, jiffies));
|
|
|
|
if (fibptr == NULL)
|
|
BUG();
|
|
|
|
if(scsicmd->use_sg)
|
|
pci_unmap_sg(dev->pdev,
|
|
(struct scatterlist *)scsicmd->buffer,
|
|
scsicmd->use_sg,
|
|
scsicmd->sc_data_direction);
|
|
else if(scsicmd->request_bufflen)
|
|
pci_unmap_single(dev->pdev, scsicmd->SCp.dma_handle,
|
|
scsicmd->request_bufflen,
|
|
scsicmd->sc_data_direction);
|
|
readreply = (struct aac_read_reply *)fib_data(fibptr);
|
|
if (le32_to_cpu(readreply->status) == ST_OK)
|
|
scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD;
|
|
else {
|
|
#ifdef AAC_DETAILED_STATUS_INFO
|
|
printk(KERN_WARNING "read_callback: io failed, status = %d\n",
|
|
le32_to_cpu(readreply->status));
|
|
#endif
|
|
scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION;
|
|
set_sense((u8 *) &dev->fsa_dev[cid].sense_data,
|
|
HARDWARE_ERROR,
|
|
SENCODE_INTERNAL_TARGET_FAILURE,
|
|
ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0,
|
|
0, 0);
|
|
memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data,
|
|
(sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer))
|
|
? sizeof(scsicmd->sense_buffer)
|
|
: sizeof(dev->fsa_dev[cid].sense_data));
|
|
}
|
|
fib_complete(fibptr);
|
|
fib_free(fibptr);
|
|
|
|
aac_io_done(scsicmd);
|
|
}
|
|
|
|
static void write_callback(void *context, struct fib * fibptr)
|
|
{
|
|
struct aac_dev *dev;
|
|
struct aac_write_reply *writereply;
|
|
struct scsi_cmnd *scsicmd;
|
|
u32 lba;
|
|
u32 cid;
|
|
|
|
scsicmd = (struct scsi_cmnd *) context;
|
|
dev = (struct aac_dev *)scsicmd->device->host->hostdata;
|
|
cid = ID_LUN_TO_CONTAINER(scsicmd->device->id, scsicmd->device->lun);
|
|
|
|
lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3];
|
|
dprintk((KERN_DEBUG "write_callback[cpu %d]: lba = %u, t = %ld.\n", smp_processor_id(), lba, jiffies));
|
|
if (fibptr == NULL)
|
|
BUG();
|
|
|
|
if(scsicmd->use_sg)
|
|
pci_unmap_sg(dev->pdev,
|
|
(struct scatterlist *)scsicmd->buffer,
|
|
scsicmd->use_sg,
|
|
scsicmd->sc_data_direction);
|
|
else if(scsicmd->request_bufflen)
|
|
pci_unmap_single(dev->pdev, scsicmd->SCp.dma_handle,
|
|
scsicmd->request_bufflen,
|
|
scsicmd->sc_data_direction);
|
|
|
|
writereply = (struct aac_write_reply *) fib_data(fibptr);
|
|
if (le32_to_cpu(writereply->status) == ST_OK)
|
|
scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD;
|
|
else {
|
|
printk(KERN_WARNING "write_callback: write failed, status = %d\n", writereply->status);
|
|
scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION;
|
|
set_sense((u8 *) &dev->fsa_dev[cid].sense_data,
|
|
HARDWARE_ERROR,
|
|
SENCODE_INTERNAL_TARGET_FAILURE,
|
|
ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0,
|
|
0, 0);
|
|
memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data,
|
|
sizeof(struct sense_data));
|
|
}
|
|
|
|
fib_complete(fibptr);
|
|
fib_free(fibptr);
|
|
aac_io_done(scsicmd);
|
|
}
|
|
|
|
static int aac_read(struct scsi_cmnd * scsicmd, int cid)
|
|
{
|
|
u32 lba;
|
|
u32 count;
|
|
int status;
|
|
|
|
u16 fibsize;
|
|
struct aac_dev *dev;
|
|
struct fib * cmd_fibcontext;
|
|
|
|
dev = (struct aac_dev *)scsicmd->device->host->hostdata;
|
|
/*
|
|
* Get block address and transfer length
|
|
*/
|
|
if (scsicmd->cmnd[0] == READ_6) /* 6 byte command */
|
|
{
|
|
dprintk((KERN_DEBUG "aachba: received a read(6) command on id %d.\n", cid));
|
|
|
|
lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3];
|
|
count = scsicmd->cmnd[4];
|
|
|
|
if (count == 0)
|
|
count = 256;
|
|
} else {
|
|
dprintk((KERN_DEBUG "aachba: received a read(10) command on id %d.\n", cid));
|
|
|
|
lba = (scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5];
|
|
count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8];
|
|
}
|
|
dprintk((KERN_DEBUG "aac_read[cpu %d]: lba = %u, t = %ld.\n",
|
|
smp_processor_id(), (unsigned long long)lba, jiffies));
|
|
/*
|
|
* Alocate and initialize a Fib
|
|
*/
|
|
if (!(cmd_fibcontext = fib_alloc(dev))) {
|
|
return -1;
|
|
}
|
|
|
|
fib_init(cmd_fibcontext);
|
|
|
|
if (dev->dac_support == 1) {
|
|
struct aac_read64 *readcmd;
|
|
readcmd = (struct aac_read64 *) fib_data(cmd_fibcontext);
|
|
readcmd->command = cpu_to_le32(VM_CtHostRead64);
|
|
readcmd->cid = cpu_to_le16(cid);
|
|
readcmd->sector_count = cpu_to_le16(count);
|
|
readcmd->block = cpu_to_le32(lba);
|
|
readcmd->pad = 0;
|
|
readcmd->flags = 0;
|
|
|
|
aac_build_sg64(scsicmd, &readcmd->sg);
|
|
fibsize = sizeof(struct aac_read64) +
|
|
((le32_to_cpu(readcmd->sg.count) - 1) *
|
|
sizeof (struct sgentry64));
|
|
BUG_ON (fibsize > (sizeof(struct hw_fib) -
|
|
sizeof(struct aac_fibhdr)));
|
|
/*
|
|
* Now send the Fib to the adapter
|
|
*/
|
|
status = fib_send(ContainerCommand64,
|
|
cmd_fibcontext,
|
|
fibsize,
|
|
FsaNormal,
|
|
0, 1,
|
|
(fib_callback) read_callback,
|
|
(void *) scsicmd);
|
|
} else {
|
|
struct aac_read *readcmd;
|
|
readcmd = (struct aac_read *) fib_data(cmd_fibcontext);
|
|
readcmd->command = cpu_to_le32(VM_CtBlockRead);
|
|
readcmd->cid = cpu_to_le32(cid);
|
|
readcmd->block = cpu_to_le32(lba);
|
|
readcmd->count = cpu_to_le32(count * 512);
|
|
|
|
aac_build_sg(scsicmd, &readcmd->sg);
|
|
fibsize = sizeof(struct aac_read) +
|
|
((le32_to_cpu(readcmd->sg.count) - 1) *
|
|
sizeof (struct sgentry));
|
|
BUG_ON (fibsize > (dev->max_fib_size -
|
|
sizeof(struct aac_fibhdr)));
|
|
/*
|
|
* Now send the Fib to the adapter
|
|
*/
|
|
status = fib_send(ContainerCommand,
|
|
cmd_fibcontext,
|
|
fibsize,
|
|
FsaNormal,
|
|
0, 1,
|
|
(fib_callback) read_callback,
|
|
(void *) scsicmd);
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
* Check that the command queued to the controller
|
|
*/
|
|
if (status == -EINPROGRESS)
|
|
return 0;
|
|
|
|
printk(KERN_WARNING "aac_read: fib_send failed with status: %d.\n", status);
|
|
/*
|
|
* For some reason, the Fib didn't queue, return QUEUE_FULL
|
|
*/
|
|
scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL;
|
|
aac_io_done(scsicmd);
|
|
fib_complete(cmd_fibcontext);
|
|
fib_free(cmd_fibcontext);
|
|
return 0;
|
|
}
|
|
|
|
static int aac_write(struct scsi_cmnd * scsicmd, int cid)
|
|
{
|
|
u32 lba;
|
|
u32 count;
|
|
int status;
|
|
u16 fibsize;
|
|
struct aac_dev *dev;
|
|
struct fib * cmd_fibcontext;
|
|
|
|
dev = (struct aac_dev *)scsicmd->device->host->hostdata;
|
|
/*
|
|
* Get block address and transfer length
|
|
*/
|
|
if (scsicmd->cmnd[0] == WRITE_6) /* 6 byte command */
|
|
{
|
|
lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3];
|
|
count = scsicmd->cmnd[4];
|
|
if (count == 0)
|
|
count = 256;
|
|
} else {
|
|
dprintk((KERN_DEBUG "aachba: received a write(10) command on id %d.\n", cid));
|
|
lba = (scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5];
|
|
count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8];
|
|
}
|
|
dprintk((KERN_DEBUG "aac_write[cpu %d]: lba = %u, t = %ld.\n",
|
|
smp_processor_id(), (unsigned long long)lba, jiffies));
|
|
/*
|
|
* Allocate and initialize a Fib then setup a BlockWrite command
|
|
*/
|
|
if (!(cmd_fibcontext = fib_alloc(dev))) {
|
|
scsicmd->result = DID_ERROR << 16;
|
|
aac_io_done(scsicmd);
|
|
return 0;
|
|
}
|
|
fib_init(cmd_fibcontext);
|
|
|
|
if(dev->dac_support == 1) {
|
|
struct aac_write64 *writecmd;
|
|
writecmd = (struct aac_write64 *) fib_data(cmd_fibcontext);
|
|
writecmd->command = cpu_to_le32(VM_CtHostWrite64);
|
|
writecmd->cid = cpu_to_le16(cid);
|
|
writecmd->sector_count = cpu_to_le16(count);
|
|
writecmd->block = cpu_to_le32(lba);
|
|
writecmd->pad = 0;
|
|
writecmd->flags = 0;
|
|
|
|
aac_build_sg64(scsicmd, &writecmd->sg);
|
|
fibsize = sizeof(struct aac_write64) +
|
|
((le32_to_cpu(writecmd->sg.count) - 1) *
|
|
sizeof (struct sgentry64));
|
|
BUG_ON (fibsize > (dev->max_fib_size -
|
|
sizeof(struct aac_fibhdr)));
|
|
/*
|
|
* Now send the Fib to the adapter
|
|
*/
|
|
status = fib_send(ContainerCommand64,
|
|
cmd_fibcontext,
|
|
fibsize,
|
|
FsaNormal,
|
|
0, 1,
|
|
(fib_callback) write_callback,
|
|
(void *) scsicmd);
|
|
} else {
|
|
struct aac_write *writecmd;
|
|
writecmd = (struct aac_write *) fib_data(cmd_fibcontext);
|
|
writecmd->command = cpu_to_le32(VM_CtBlockWrite);
|
|
writecmd->cid = cpu_to_le32(cid);
|
|
writecmd->block = cpu_to_le32(lba);
|
|
writecmd->count = cpu_to_le32(count * 512);
|
|
writecmd->sg.count = cpu_to_le32(1);
|
|
/* ->stable is not used - it did mean which type of write */
|
|
|
|
aac_build_sg(scsicmd, &writecmd->sg);
|
|
fibsize = sizeof(struct aac_write) +
|
|
((le32_to_cpu(writecmd->sg.count) - 1) *
|
|
sizeof (struct sgentry));
|
|
BUG_ON (fibsize > (dev->max_fib_size -
|
|
sizeof(struct aac_fibhdr)));
|
|
/*
|
|
* Now send the Fib to the adapter
|
|
*/
|
|
status = fib_send(ContainerCommand,
|
|
cmd_fibcontext,
|
|
fibsize,
|
|
FsaNormal,
|
|
0, 1,
|
|
(fib_callback) write_callback,
|
|
(void *) scsicmd);
|
|
}
|
|
|
|
/*
|
|
* Check that the command queued to the controller
|
|
*/
|
|
if (status == -EINPROGRESS)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
printk(KERN_WARNING "aac_write: fib_send failed with status: %d\n", status);
|
|
/*
|
|
* For some reason, the Fib didn't queue, return QUEUE_FULL
|
|
*/
|
|
scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL;
|
|
aac_io_done(scsicmd);
|
|
|
|
fib_complete(cmd_fibcontext);
|
|
fib_free(cmd_fibcontext);
|
|
return 0;
|
|
}
|
|
|
|
static void synchronize_callback(void *context, struct fib *fibptr)
|
|
{
|
|
struct aac_synchronize_reply *synchronizereply;
|
|
struct scsi_cmnd *cmd;
|
|
|
|
cmd = context;
|
|
|
|
dprintk((KERN_DEBUG "synchronize_callback[cpu %d]: t = %ld.\n",
|
|
smp_processor_id(), jiffies));
|
|
BUG_ON(fibptr == NULL);
|
|
|
|
|
|
synchronizereply = fib_data(fibptr);
|
|
if (le32_to_cpu(synchronizereply->status) == CT_OK)
|
|
cmd->result = DID_OK << 16 |
|
|
COMMAND_COMPLETE << 8 | SAM_STAT_GOOD;
|
|
else {
|
|
struct scsi_device *sdev = cmd->device;
|
|
struct aac_dev *dev = (struct aac_dev *)sdev->host->hostdata;
|
|
u32 cid = ID_LUN_TO_CONTAINER(sdev->id, sdev->lun);
|
|
printk(KERN_WARNING
|
|
"synchronize_callback: synchronize failed, status = %d\n",
|
|
le32_to_cpu(synchronizereply->status));
|
|
cmd->result = DID_OK << 16 |
|
|
COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION;
|
|
set_sense((u8 *)&dev->fsa_dev[cid].sense_data,
|
|
HARDWARE_ERROR,
|
|
SENCODE_INTERNAL_TARGET_FAILURE,
|
|
ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0,
|
|
0, 0);
|
|
memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data,
|
|
min(sizeof(dev->fsa_dev[cid].sense_data),
|
|
sizeof(cmd->sense_buffer)));
|
|
}
|
|
|
|
fib_complete(fibptr);
|
|
fib_free(fibptr);
|
|
aac_io_done(cmd);
|
|
}
|
|
|
|
static int aac_synchronize(struct scsi_cmnd *scsicmd, int cid)
|
|
{
|
|
int status;
|
|
struct fib *cmd_fibcontext;
|
|
struct aac_synchronize *synchronizecmd;
|
|
struct scsi_cmnd *cmd;
|
|
struct scsi_device *sdev = scsicmd->device;
|
|
int active = 0;
|
|
unsigned long flags;
|
|
|
|
/*
|
|
* Wait for all commands to complete to this specific
|
|
* target (block).
|
|
*/
|
|
spin_lock_irqsave(&sdev->list_lock, flags);
|
|
list_for_each_entry(cmd, &sdev->cmd_list, list)
|
|
if (cmd != scsicmd && cmd->serial_number != 0) {
|
|
++active;
|
|
break;
|
|
}
|
|
|
|
spin_unlock_irqrestore(&sdev->list_lock, flags);
|
|
|
|
/*
|
|
* Yield the processor (requeue for later)
|
|
*/
|
|
if (active)
|
|
return SCSI_MLQUEUE_DEVICE_BUSY;
|
|
|
|
/*
|
|
* Allocate and initialize a Fib
|
|
*/
|
|
if (!(cmd_fibcontext =
|
|
fib_alloc((struct aac_dev *)scsicmd->device->host->hostdata)))
|
|
return SCSI_MLQUEUE_HOST_BUSY;
|
|
|
|
fib_init(cmd_fibcontext);
|
|
|
|
synchronizecmd = fib_data(cmd_fibcontext);
|
|
synchronizecmd->command = cpu_to_le32(VM_ContainerConfig);
|
|
synchronizecmd->type = cpu_to_le32(CT_FLUSH_CACHE);
|
|
synchronizecmd->cid = cpu_to_le32(cid);
|
|
synchronizecmd->count =
|
|
cpu_to_le32(sizeof(((struct aac_synchronize_reply *)NULL)->data));
|
|
|
|
/*
|
|
* Now send the Fib to the adapter
|
|
*/
|
|
status = fib_send(ContainerCommand,
|
|
cmd_fibcontext,
|
|
sizeof(struct aac_synchronize),
|
|
FsaNormal,
|
|
0, 1,
|
|
(fib_callback)synchronize_callback,
|
|
(void *)scsicmd);
|
|
|
|
/*
|
|
* Check that the command queued to the controller
|
|
*/
|
|
if (status == -EINPROGRESS)
|
|
return 0;
|
|
|
|
printk(KERN_WARNING
|
|
"aac_synchronize: fib_send failed with status: %d.\n", status);
|
|
fib_complete(cmd_fibcontext);
|
|
fib_free(cmd_fibcontext);
|
|
return SCSI_MLQUEUE_HOST_BUSY;
|
|
}
|
|
|
|
/**
|
|
* aac_scsi_cmd() - Process SCSI command
|
|
* @scsicmd: SCSI command block
|
|
*
|
|
* Emulate a SCSI command and queue the required request for the
|
|
* aacraid firmware.
|
|
*/
|
|
|
|
int aac_scsi_cmd(struct scsi_cmnd * scsicmd)
|
|
{
|
|
u32 cid = 0;
|
|
struct Scsi_Host *host = scsicmd->device->host;
|
|
struct aac_dev *dev = (struct aac_dev *)host->hostdata;
|
|
struct fsa_dev_info *fsa_dev_ptr = dev->fsa_dev;
|
|
int cardtype = dev->cardtype;
|
|
int ret;
|
|
|
|
/*
|
|
* If the bus, id or lun is out of range, return fail
|
|
* Test does not apply to ID 16, the pseudo id for the controller
|
|
* itself.
|
|
*/
|
|
if (scsicmd->device->id != host->this_id) {
|
|
if ((scsicmd->device->channel == 0) ){
|
|
if( (scsicmd->device->id >= dev->maximum_num_containers) || (scsicmd->device->lun != 0)){
|
|
scsicmd->result = DID_NO_CONNECT << 16;
|
|
scsicmd->scsi_done(scsicmd);
|
|
return 0;
|
|
}
|
|
cid = ID_LUN_TO_CONTAINER(scsicmd->device->id, scsicmd->device->lun);
|
|
|
|
/*
|
|
* If the target container doesn't exist, it may have
|
|
* been newly created
|
|
*/
|
|
if ((fsa_dev_ptr[cid].valid & 1) == 0) {
|
|
switch (scsicmd->cmnd[0]) {
|
|
case INQUIRY:
|
|
case READ_CAPACITY:
|
|
case TEST_UNIT_READY:
|
|
spin_unlock_irq(host->host_lock);
|
|
probe_container(dev, cid);
|
|
spin_lock_irq(host->host_lock);
|
|
if (fsa_dev_ptr[cid].valid == 0) {
|
|
scsicmd->result = DID_NO_CONNECT << 16;
|
|
scsicmd->scsi_done(scsicmd);
|
|
return 0;
|
|
}
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
/*
|
|
* If the target container still doesn't exist,
|
|
* return failure
|
|
*/
|
|
if (fsa_dev_ptr[cid].valid == 0) {
|
|
scsicmd->result = DID_BAD_TARGET << 16;
|
|
scsicmd->scsi_done(scsicmd);
|
|
return 0;
|
|
}
|
|
} else { /* check for physical non-dasd devices */
|
|
if(dev->nondasd_support == 1){
|
|
return aac_send_srb_fib(scsicmd);
|
|
} else {
|
|
scsicmd->result = DID_NO_CONNECT << 16;
|
|
scsicmd->scsi_done(scsicmd);
|
|
return 0;
|
|
}
|
|
}
|
|
}
|
|
/*
|
|
* else Command for the controller itself
|
|
*/
|
|
else if ((scsicmd->cmnd[0] != INQUIRY) && /* only INQUIRY & TUR cmnd supported for controller */
|
|
(scsicmd->cmnd[0] != TEST_UNIT_READY))
|
|
{
|
|
dprintk((KERN_WARNING "Only INQUIRY & TUR command supported for controller, rcvd = 0x%x.\n", scsicmd->cmnd[0]));
|
|
scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION;
|
|
set_sense((u8 *) &dev->fsa_dev[cid].sense_data,
|
|
ILLEGAL_REQUEST,
|
|
SENCODE_INVALID_COMMAND,
|
|
ASENCODE_INVALID_COMMAND, 0, 0, 0, 0);
|
|
memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data,
|
|
(sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer))
|
|
? sizeof(scsicmd->sense_buffer)
|
|
: sizeof(dev->fsa_dev[cid].sense_data));
|
|
scsicmd->scsi_done(scsicmd);
|
|
return 0;
|
|
}
|
|
|
|
|
|
/* Handle commands here that don't really require going out to the adapter */
|
|
switch (scsicmd->cmnd[0]) {
|
|
case INQUIRY:
|
|
{
|
|
struct inquiry_data *inq_data_ptr;
|
|
|
|
dprintk((KERN_DEBUG "INQUIRY command, ID: %d.\n", scsicmd->device->id));
|
|
inq_data_ptr = (struct inquiry_data *)scsicmd->request_buffer;
|
|
memset(inq_data_ptr, 0, sizeof (struct inquiry_data));
|
|
|
|
inq_data_ptr->inqd_ver = 2; /* claim compliance to SCSI-2 */
|
|
inq_data_ptr->inqd_dtq = 0x80; /* set RMB bit to one indicating that the medium is removable */
|
|
inq_data_ptr->inqd_rdf = 2; /* A response data format value of two indicates that the data shall be in the format specified in SCSI-2 */
|
|
inq_data_ptr->inqd_len = 31;
|
|
/*Format for "pad2" is RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */
|
|
inq_data_ptr->inqd_pad2= 0x32 ; /*WBus16|Sync|CmdQue */
|
|
/*
|
|
* Set the Vendor, Product, and Revision Level
|
|
* see: <vendor>.c i.e. aac.c
|
|
*/
|
|
if (scsicmd->device->id == host->this_id) {
|
|
setinqstr(cardtype, (void *) (inq_data_ptr->inqd_vid), (sizeof(container_types)/sizeof(char *)));
|
|
inq_data_ptr->inqd_pdt = INQD_PDT_PROC; /* Processor device */
|
|
scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD;
|
|
scsicmd->scsi_done(scsicmd);
|
|
return 0;
|
|
}
|
|
setinqstr(cardtype, (void *) (inq_data_ptr->inqd_vid), fsa_dev_ptr[cid].type);
|
|
inq_data_ptr->inqd_pdt = INQD_PDT_DA; /* Direct/random access device */
|
|
return aac_get_container_name(scsicmd, cid);
|
|
}
|
|
case READ_CAPACITY:
|
|
{
|
|
u32 capacity;
|
|
char *cp;
|
|
|
|
dprintk((KERN_DEBUG "READ CAPACITY command.\n"));
|
|
if (fsa_dev_ptr[cid].size <= 0x100000000LL)
|
|
capacity = fsa_dev_ptr[cid].size - 1;
|
|
else
|
|
capacity = (u32)-1;
|
|
cp = scsicmd->request_buffer;
|
|
cp[0] = (capacity >> 24) & 0xff;
|
|
cp[1] = (capacity >> 16) & 0xff;
|
|
cp[2] = (capacity >> 8) & 0xff;
|
|
cp[3] = (capacity >> 0) & 0xff;
|
|
cp[4] = 0;
|
|
cp[5] = 0;
|
|
cp[6] = 2;
|
|
cp[7] = 0;
|
|
|
|
scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD;
|
|
scsicmd->scsi_done(scsicmd);
|
|
|
|
return 0;
|
|
}
|
|
|
|
case MODE_SENSE:
|
|
{
|
|
char *mode_buf;
|
|
|
|
dprintk((KERN_DEBUG "MODE SENSE command.\n"));
|
|
mode_buf = scsicmd->request_buffer;
|
|
mode_buf[0] = 3; /* Mode data length */
|
|
mode_buf[1] = 0; /* Medium type - default */
|
|
mode_buf[2] = 0; /* Device-specific param, bit 8: 0/1 = write enabled/protected */
|
|
mode_buf[3] = 0; /* Block descriptor length */
|
|
|
|
scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD;
|
|
scsicmd->scsi_done(scsicmd);
|
|
|
|
return 0;
|
|
}
|
|
case MODE_SENSE_10:
|
|
{
|
|
char *mode_buf;
|
|
|
|
dprintk((KERN_DEBUG "MODE SENSE 10 byte command.\n"));
|
|
mode_buf = scsicmd->request_buffer;
|
|
mode_buf[0] = 0; /* Mode data length (MSB) */
|
|
mode_buf[1] = 6; /* Mode data length (LSB) */
|
|
mode_buf[2] = 0; /* Medium type - default */
|
|
mode_buf[3] = 0; /* Device-specific param, bit 8: 0/1 = write enabled/protected */
|
|
mode_buf[4] = 0; /* reserved */
|
|
mode_buf[5] = 0; /* reserved */
|
|
mode_buf[6] = 0; /* Block descriptor length (MSB) */
|
|
mode_buf[7] = 0; /* Block descriptor length (LSB) */
|
|
|
|
scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD;
|
|
scsicmd->scsi_done(scsicmd);
|
|
|
|
return 0;
|
|
}
|
|
case REQUEST_SENSE:
|
|
dprintk((KERN_DEBUG "REQUEST SENSE command.\n"));
|
|
memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, sizeof (struct sense_data));
|
|
memset(&dev->fsa_dev[cid].sense_data, 0, sizeof (struct sense_data));
|
|
scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD;
|
|
scsicmd->scsi_done(scsicmd);
|
|
return 0;
|
|
|
|
case ALLOW_MEDIUM_REMOVAL:
|
|
dprintk((KERN_DEBUG "LOCK command.\n"));
|
|
if (scsicmd->cmnd[4])
|
|
fsa_dev_ptr[cid].locked = 1;
|
|
else
|
|
fsa_dev_ptr[cid].locked = 0;
|
|
|
|
scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD;
|
|
scsicmd->scsi_done(scsicmd);
|
|
return 0;
|
|
/*
|
|
* These commands are all No-Ops
|
|
*/
|
|
case TEST_UNIT_READY:
|
|
case RESERVE:
|
|
case RELEASE:
|
|
case REZERO_UNIT:
|
|
case REASSIGN_BLOCKS:
|
|
case SEEK_10:
|
|
case START_STOP:
|
|
scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD;
|
|
scsicmd->scsi_done(scsicmd);
|
|
return 0;
|
|
}
|
|
|
|
switch (scsicmd->cmnd[0])
|
|
{
|
|
case READ_6:
|
|
case READ_10:
|
|
/*
|
|
* Hack to keep track of ordinal number of the device that
|
|
* corresponds to a container. Needed to convert
|
|
* containers to /dev/sd device names
|
|
*/
|
|
|
|
spin_unlock_irq(host->host_lock);
|
|
if (scsicmd->request->rq_disk)
|
|
memcpy(fsa_dev_ptr[cid].devname,
|
|
scsicmd->request->rq_disk->disk_name,
|
|
8);
|
|
|
|
ret = aac_read(scsicmd, cid);
|
|
spin_lock_irq(host->host_lock);
|
|
return ret;
|
|
|
|
case WRITE_6:
|
|
case WRITE_10:
|
|
spin_unlock_irq(host->host_lock);
|
|
ret = aac_write(scsicmd, cid);
|
|
spin_lock_irq(host->host_lock);
|
|
return ret;
|
|
|
|
case SYNCHRONIZE_CACHE:
|
|
/* Issue FIB to tell Firmware to flush it's cache */
|
|
return aac_synchronize(scsicmd, cid);
|
|
|
|
default:
|
|
/*
|
|
* Unhandled commands
|
|
*/
|
|
dprintk((KERN_WARNING "Unhandled SCSI Command: 0x%x.\n", scsicmd->cmnd[0]));
|
|
scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION;
|
|
set_sense((u8 *) &dev->fsa_dev[cid].sense_data,
|
|
ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND,
|
|
ASENCODE_INVALID_COMMAND, 0, 0, 0, 0);
|
|
memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data,
|
|
(sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer))
|
|
? sizeof(scsicmd->sense_buffer)
|
|
: sizeof(dev->fsa_dev[cid].sense_data));
|
|
scsicmd->scsi_done(scsicmd);
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
static int query_disk(struct aac_dev *dev, void __user *arg)
|
|
{
|
|
struct aac_query_disk qd;
|
|
struct fsa_dev_info *fsa_dev_ptr;
|
|
|
|
fsa_dev_ptr = dev->fsa_dev;
|
|
if (copy_from_user(&qd, arg, sizeof (struct aac_query_disk)))
|
|
return -EFAULT;
|
|
if (qd.cnum == -1)
|
|
qd.cnum = ID_LUN_TO_CONTAINER(qd.id, qd.lun);
|
|
else if ((qd.bus == -1) && (qd.id == -1) && (qd.lun == -1))
|
|
{
|
|
if (qd.cnum < 0 || qd.cnum >= dev->maximum_num_containers)
|
|
return -EINVAL;
|
|
qd.instance = dev->scsi_host_ptr->host_no;
|
|
qd.bus = 0;
|
|
qd.id = CONTAINER_TO_ID(qd.cnum);
|
|
qd.lun = CONTAINER_TO_LUN(qd.cnum);
|
|
}
|
|
else return -EINVAL;
|
|
|
|
qd.valid = fsa_dev_ptr[qd.cnum].valid;
|
|
qd.locked = fsa_dev_ptr[qd.cnum].locked;
|
|
qd.deleted = fsa_dev_ptr[qd.cnum].deleted;
|
|
|
|
if (fsa_dev_ptr[qd.cnum].devname[0] == '\0')
|
|
qd.unmapped = 1;
|
|
else
|
|
qd.unmapped = 0;
|
|
|
|
strlcpy(qd.name, fsa_dev_ptr[qd.cnum].devname,
|
|
min(sizeof(qd.name), sizeof(fsa_dev_ptr[qd.cnum].devname) + 1));
|
|
|
|
if (copy_to_user(arg, &qd, sizeof (struct aac_query_disk)))
|
|
return -EFAULT;
|
|
return 0;
|
|
}
|
|
|
|
static int force_delete_disk(struct aac_dev *dev, void __user *arg)
|
|
{
|
|
struct aac_delete_disk dd;
|
|
struct fsa_dev_info *fsa_dev_ptr;
|
|
|
|
fsa_dev_ptr = dev->fsa_dev;
|
|
|
|
if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk)))
|
|
return -EFAULT;
|
|
|
|
if (dd.cnum >= dev->maximum_num_containers)
|
|
return -EINVAL;
|
|
/*
|
|
* Mark this container as being deleted.
|
|
*/
|
|
fsa_dev_ptr[dd.cnum].deleted = 1;
|
|
/*
|
|
* Mark the container as no longer valid
|
|
*/
|
|
fsa_dev_ptr[dd.cnum].valid = 0;
|
|
return 0;
|
|
}
|
|
|
|
static int delete_disk(struct aac_dev *dev, void __user *arg)
|
|
{
|
|
struct aac_delete_disk dd;
|
|
struct fsa_dev_info *fsa_dev_ptr;
|
|
|
|
fsa_dev_ptr = dev->fsa_dev;
|
|
|
|
if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk)))
|
|
return -EFAULT;
|
|
|
|
if (dd.cnum >= dev->maximum_num_containers)
|
|
return -EINVAL;
|
|
/*
|
|
* If the container is locked, it can not be deleted by the API.
|
|
*/
|
|
if (fsa_dev_ptr[dd.cnum].locked)
|
|
return -EBUSY;
|
|
else {
|
|
/*
|
|
* Mark the container as no longer being valid.
|
|
*/
|
|
fsa_dev_ptr[dd.cnum].valid = 0;
|
|
fsa_dev_ptr[dd.cnum].devname[0] = '\0';
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
int aac_dev_ioctl(struct aac_dev *dev, int cmd, void __user *arg)
|
|
{
|
|
switch (cmd) {
|
|
case FSACTL_QUERY_DISK:
|
|
return query_disk(dev, arg);
|
|
case FSACTL_DELETE_DISK:
|
|
return delete_disk(dev, arg);
|
|
case FSACTL_FORCE_DELETE_DISK:
|
|
return force_delete_disk(dev, arg);
|
|
case FSACTL_GET_CONTAINERS:
|
|
return aac_get_containers(dev);
|
|
default:
|
|
return -ENOTTY;
|
|
}
|
|
}
|
|
|
|
/**
|
|
*
|
|
* aac_srb_callback
|
|
* @context: the context set in the fib - here it is scsi cmd
|
|
* @fibptr: pointer to the fib
|
|
*
|
|
* Handles the completion of a scsi command to a non dasd device
|
|
*
|
|
*/
|
|
|
|
static void aac_srb_callback(void *context, struct fib * fibptr)
|
|
{
|
|
struct aac_dev *dev;
|
|
struct aac_srb_reply *srbreply;
|
|
struct scsi_cmnd *scsicmd;
|
|
|
|
scsicmd = (struct scsi_cmnd *) context;
|
|
dev = (struct aac_dev *)scsicmd->device->host->hostdata;
|
|
|
|
if (fibptr == NULL)
|
|
BUG();
|
|
|
|
srbreply = (struct aac_srb_reply *) fib_data(fibptr);
|
|
|
|
scsicmd->sense_buffer[0] = '\0'; /* Initialize sense valid flag to false */
|
|
/*
|
|
* Calculate resid for sg
|
|
*/
|
|
|
|
scsicmd->resid = scsicmd->request_bufflen -
|
|
le32_to_cpu(srbreply->data_xfer_length);
|
|
|
|
if(scsicmd->use_sg)
|
|
pci_unmap_sg(dev->pdev,
|
|
(struct scatterlist *)scsicmd->buffer,
|
|
scsicmd->use_sg,
|
|
scsicmd->sc_data_direction);
|
|
else if(scsicmd->request_bufflen)
|
|
pci_unmap_single(dev->pdev, scsicmd->SCp.dma_handle, scsicmd->request_bufflen,
|
|
scsicmd->sc_data_direction);
|
|
|
|
/*
|
|
* First check the fib status
|
|
*/
|
|
|
|
if (le32_to_cpu(srbreply->status) != ST_OK){
|
|
int len;
|
|
printk(KERN_WARNING "aac_srb_callback: srb failed, status = %d\n", le32_to_cpu(srbreply->status));
|
|
len = (le32_to_cpu(srbreply->sense_data_size) >
|
|
sizeof(scsicmd->sense_buffer)) ?
|
|
sizeof(scsicmd->sense_buffer) :
|
|
le32_to_cpu(srbreply->sense_data_size);
|
|
scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION;
|
|
memcpy(scsicmd->sense_buffer, srbreply->sense_data, len);
|
|
}
|
|
|
|
/*
|
|
* Next check the srb status
|
|
*/
|
|
switch( (le32_to_cpu(srbreply->srb_status))&0x3f){
|
|
case SRB_STATUS_ERROR_RECOVERY:
|
|
case SRB_STATUS_PENDING:
|
|
case SRB_STATUS_SUCCESS:
|
|
if(scsicmd->cmnd[0] == INQUIRY ){
|
|
u8 b;
|
|
u8 b1;
|
|
/* We can't expose disk devices because we can't tell whether they
|
|
* are the raw container drives or stand alone drives. If they have
|
|
* the removable bit set then we should expose them though.
|
|
*/
|
|
b = (*(u8*)scsicmd->buffer)&0x1f;
|
|
b1 = ((u8*)scsicmd->buffer)[1];
|
|
if( b==TYPE_TAPE || b==TYPE_WORM || b==TYPE_ROM || b==TYPE_MOD|| b==TYPE_MEDIUM_CHANGER
|
|
|| (b==TYPE_DISK && (b1&0x80)) ){
|
|
scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8;
|
|
/*
|
|
* We will allow disk devices if in RAID/SCSI mode and
|
|
* the channel is 2
|
|
*/
|
|
} else if ((dev->raid_scsi_mode) &&
|
|
(scsicmd->device->channel == 2)) {
|
|
scsicmd->result = DID_OK << 16 |
|
|
COMMAND_COMPLETE << 8;
|
|
} else {
|
|
scsicmd->result = DID_NO_CONNECT << 16 |
|
|
COMMAND_COMPLETE << 8;
|
|
}
|
|
} else {
|
|
scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8;
|
|
}
|
|
break;
|
|
case SRB_STATUS_DATA_OVERRUN:
|
|
switch(scsicmd->cmnd[0]){
|
|
case READ_6:
|
|
case WRITE_6:
|
|
case READ_10:
|
|
case WRITE_10:
|
|
case READ_12:
|
|
case WRITE_12:
|
|
if(le32_to_cpu(srbreply->data_xfer_length) < scsicmd->underflow ) {
|
|
printk(KERN_WARNING"aacraid: SCSI CMD underflow\n");
|
|
} else {
|
|
printk(KERN_WARNING"aacraid: SCSI CMD Data Overrun\n");
|
|
}
|
|
scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8;
|
|
break;
|
|
case INQUIRY: {
|
|
u8 b;
|
|
u8 b1;
|
|
/* We can't expose disk devices because we can't tell whether they
|
|
* are the raw container drives or stand alone drives
|
|
*/
|
|
b = (*(u8*)scsicmd->buffer)&0x0f;
|
|
b1 = ((u8*)scsicmd->buffer)[1];
|
|
if( b==TYPE_TAPE || b==TYPE_WORM || b==TYPE_ROM || b==TYPE_MOD|| b==TYPE_MEDIUM_CHANGER
|
|
|| (b==TYPE_DISK && (b1&0x80)) ){
|
|
scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8;
|
|
/*
|
|
* We will allow disk devices if in RAID/SCSI mode and
|
|
* the channel is 2
|
|
*/
|
|
} else if ((dev->raid_scsi_mode) &&
|
|
(scsicmd->device->channel == 2)) {
|
|
scsicmd->result = DID_OK << 16 |
|
|
COMMAND_COMPLETE << 8;
|
|
} else {
|
|
scsicmd->result = DID_NO_CONNECT << 16 |
|
|
COMMAND_COMPLETE << 8;
|
|
}
|
|
break;
|
|
}
|
|
default:
|
|
scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8;
|
|
break;
|
|
}
|
|
break;
|
|
case SRB_STATUS_ABORTED:
|
|
scsicmd->result = DID_ABORT << 16 | ABORT << 8;
|
|
break;
|
|
case SRB_STATUS_ABORT_FAILED:
|
|
// Not sure about this one - but assuming the hba was trying to abort for some reason
|
|
scsicmd->result = DID_ERROR << 16 | ABORT << 8;
|
|
break;
|
|
case SRB_STATUS_PARITY_ERROR:
|
|
scsicmd->result = DID_PARITY << 16 | MSG_PARITY_ERROR << 8;
|
|
break;
|
|
case SRB_STATUS_NO_DEVICE:
|
|
case SRB_STATUS_INVALID_PATH_ID:
|
|
case SRB_STATUS_INVALID_TARGET_ID:
|
|
case SRB_STATUS_INVALID_LUN:
|
|
case SRB_STATUS_SELECTION_TIMEOUT:
|
|
scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8;
|
|
break;
|
|
|
|
case SRB_STATUS_COMMAND_TIMEOUT:
|
|
case SRB_STATUS_TIMEOUT:
|
|
scsicmd->result = DID_TIME_OUT << 16 | COMMAND_COMPLETE << 8;
|
|
break;
|
|
|
|
case SRB_STATUS_BUSY:
|
|
scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8;
|
|
break;
|
|
|
|
case SRB_STATUS_BUS_RESET:
|
|
scsicmd->result = DID_RESET << 16 | COMMAND_COMPLETE << 8;
|
|
break;
|
|
|
|
case SRB_STATUS_MESSAGE_REJECTED:
|
|
scsicmd->result = DID_ERROR << 16 | MESSAGE_REJECT << 8;
|
|
break;
|
|
case SRB_STATUS_REQUEST_FLUSHED:
|
|
case SRB_STATUS_ERROR:
|
|
case SRB_STATUS_INVALID_REQUEST:
|
|
case SRB_STATUS_REQUEST_SENSE_FAILED:
|
|
case SRB_STATUS_NO_HBA:
|
|
case SRB_STATUS_UNEXPECTED_BUS_FREE:
|
|
case SRB_STATUS_PHASE_SEQUENCE_FAILURE:
|
|
case SRB_STATUS_BAD_SRB_BLOCK_LENGTH:
|
|
case SRB_STATUS_DELAYED_RETRY:
|
|
case SRB_STATUS_BAD_FUNCTION:
|
|
case SRB_STATUS_NOT_STARTED:
|
|
case SRB_STATUS_NOT_IN_USE:
|
|
case SRB_STATUS_FORCE_ABORT:
|
|
case SRB_STATUS_DOMAIN_VALIDATION_FAIL:
|
|
default:
|
|
#ifdef AAC_DETAILED_STATUS_INFO
|
|
printk("aacraid: SRB ERROR(%u) %s scsi cmd 0x%x - scsi status 0x%x\n",
|
|
le32_to_cpu(srbreply->srb_status) & 0x3F,
|
|
aac_get_status_string(
|
|
le32_to_cpu(srbreply->srb_status) & 0x3F),
|
|
scsicmd->cmnd[0],
|
|
le32_to_cpu(srbreply->scsi_status));
|
|
#endif
|
|
scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8;
|
|
break;
|
|
}
|
|
if (le32_to_cpu(srbreply->scsi_status) == 0x02 ){ // Check Condition
|
|
int len;
|
|
scsicmd->result |= SAM_STAT_CHECK_CONDITION;
|
|
len = (le32_to_cpu(srbreply->sense_data_size) >
|
|
sizeof(scsicmd->sense_buffer)) ?
|
|
sizeof(scsicmd->sense_buffer) :
|
|
le32_to_cpu(srbreply->sense_data_size);
|
|
#ifdef AAC_DETAILED_STATUS_INFO
|
|
dprintk((KERN_WARNING "aac_srb_callback: check condition, status = %d len=%d\n",
|
|
le32_to_cpu(srbreply->status), len));
|
|
#endif
|
|
memcpy(scsicmd->sense_buffer, srbreply->sense_data, len);
|
|
|
|
}
|
|
/*
|
|
* OR in the scsi status (already shifted up a bit)
|
|
*/
|
|
scsicmd->result |= le32_to_cpu(srbreply->scsi_status);
|
|
|
|
fib_complete(fibptr);
|
|
fib_free(fibptr);
|
|
aac_io_done(scsicmd);
|
|
}
|
|
|
|
/**
|
|
*
|
|
* aac_send_scb_fib
|
|
* @scsicmd: the scsi command block
|
|
*
|
|
* This routine will form a FIB and fill in the aac_srb from the
|
|
* scsicmd passed in.
|
|
*/
|
|
|
|
static int aac_send_srb_fib(struct scsi_cmnd* scsicmd)
|
|
{
|
|
struct fib* cmd_fibcontext;
|
|
struct aac_dev* dev;
|
|
int status;
|
|
struct aac_srb *srbcmd;
|
|
u16 fibsize;
|
|
u32 flag;
|
|
u32 timeout;
|
|
|
|
dev = (struct aac_dev *)scsicmd->device->host->hostdata;
|
|
if (scsicmd->device->id >= dev->maximum_num_physicals ||
|
|
scsicmd->device->lun > 7) {
|
|
scsicmd->result = DID_NO_CONNECT << 16;
|
|
scsicmd->scsi_done(scsicmd);
|
|
return 0;
|
|
}
|
|
|
|
dev = (struct aac_dev *)scsicmd->device->host->hostdata;
|
|
switch(scsicmd->sc_data_direction){
|
|
case DMA_TO_DEVICE:
|
|
flag = SRB_DataOut;
|
|
break;
|
|
case DMA_BIDIRECTIONAL:
|
|
flag = SRB_DataIn | SRB_DataOut;
|
|
break;
|
|
case DMA_FROM_DEVICE:
|
|
flag = SRB_DataIn;
|
|
break;
|
|
case DMA_NONE:
|
|
default: /* shuts up some versions of gcc */
|
|
flag = SRB_NoDataXfer;
|
|
break;
|
|
}
|
|
|
|
|
|
/*
|
|
* Allocate and initialize a Fib then setup a BlockWrite command
|
|
*/
|
|
if (!(cmd_fibcontext = fib_alloc(dev))) {
|
|
return -1;
|
|
}
|
|
fib_init(cmd_fibcontext);
|
|
|
|
srbcmd = (struct aac_srb*) fib_data(cmd_fibcontext);
|
|
srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi);
|
|
srbcmd->channel = cpu_to_le32(aac_logical_to_phys(scsicmd->device->channel));
|
|
srbcmd->id = cpu_to_le32(scsicmd->device->id);
|
|
srbcmd->lun = cpu_to_le32(scsicmd->device->lun);
|
|
srbcmd->flags = cpu_to_le32(flag);
|
|
timeout = (scsicmd->timeout-jiffies)/HZ;
|
|
if(timeout == 0){
|
|
timeout = 1;
|
|
}
|
|
srbcmd->timeout = cpu_to_le32(timeout); // timeout in seconds
|
|
srbcmd->retry_limit = 0; /* Obsolete parameter */
|
|
srbcmd->cdb_size = cpu_to_le32(scsicmd->cmd_len);
|
|
|
|
if( dev->dac_support == 1 ) {
|
|
aac_build_sg64(scsicmd, (struct sgmap64*) &srbcmd->sg);
|
|
srbcmd->count = cpu_to_le32(scsicmd->request_bufflen);
|
|
|
|
memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb));
|
|
memcpy(srbcmd->cdb, scsicmd->cmnd, scsicmd->cmd_len);
|
|
/*
|
|
* Build Scatter/Gather list
|
|
*/
|
|
fibsize = sizeof (struct aac_srb) - sizeof (struct sgentry) +
|
|
((le32_to_cpu(srbcmd->sg.count) & 0xff) *
|
|
sizeof (struct sgentry64));
|
|
BUG_ON (fibsize > (dev->max_fib_size -
|
|
sizeof(struct aac_fibhdr)));
|
|
|
|
/*
|
|
* Now send the Fib to the adapter
|
|
*/
|
|
status = fib_send(ScsiPortCommand64, cmd_fibcontext,
|
|
fibsize, FsaNormal, 0, 1,
|
|
(fib_callback) aac_srb_callback,
|
|
(void *) scsicmd);
|
|
} else {
|
|
aac_build_sg(scsicmd, (struct sgmap*)&srbcmd->sg);
|
|
srbcmd->count = cpu_to_le32(scsicmd->request_bufflen);
|
|
|
|
memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb));
|
|
memcpy(srbcmd->cdb, scsicmd->cmnd, scsicmd->cmd_len);
|
|
/*
|
|
* Build Scatter/Gather list
|
|
*/
|
|
fibsize = sizeof (struct aac_srb) +
|
|
(((le32_to_cpu(srbcmd->sg.count) & 0xff) - 1) *
|
|
sizeof (struct sgentry));
|
|
BUG_ON (fibsize > (dev->max_fib_size -
|
|
sizeof(struct aac_fibhdr)));
|
|
|
|
/*
|
|
* Now send the Fib to the adapter
|
|
*/
|
|
status = fib_send(ScsiPortCommand, cmd_fibcontext, fibsize, FsaNormal, 0, 1,
|
|
(fib_callback) aac_srb_callback, (void *) scsicmd);
|
|
}
|
|
/*
|
|
* Check that the command queued to the controller
|
|
*/
|
|
if (status == -EINPROGRESS){
|
|
return 0;
|
|
}
|
|
|
|
printk(KERN_WARNING "aac_srb: fib_send failed with status: %d\n", status);
|
|
fib_complete(cmd_fibcontext);
|
|
fib_free(cmd_fibcontext);
|
|
|
|
return -1;
|
|
}
|
|
|
|
static unsigned long aac_build_sg(struct scsi_cmnd* scsicmd, struct sgmap* psg)
|
|
{
|
|
struct aac_dev *dev;
|
|
unsigned long byte_count = 0;
|
|
|
|
dev = (struct aac_dev *)scsicmd->device->host->hostdata;
|
|
// Get rid of old data
|
|
psg->count = 0;
|
|
psg->sg[0].addr = 0;
|
|
psg->sg[0].count = 0;
|
|
if (scsicmd->use_sg) {
|
|
struct scatterlist *sg;
|
|
int i;
|
|
int sg_count;
|
|
sg = (struct scatterlist *) scsicmd->request_buffer;
|
|
|
|
sg_count = pci_map_sg(dev->pdev, sg, scsicmd->use_sg,
|
|
scsicmd->sc_data_direction);
|
|
psg->count = cpu_to_le32(sg_count);
|
|
|
|
byte_count = 0;
|
|
|
|
for (i = 0; i < sg_count; i++) {
|
|
psg->sg[i].addr = cpu_to_le32(sg_dma_address(sg));
|
|
psg->sg[i].count = cpu_to_le32(sg_dma_len(sg));
|
|
byte_count += sg_dma_len(sg);
|
|
sg++;
|
|
}
|
|
/* hba wants the size to be exact */
|
|
if(byte_count > scsicmd->request_bufflen){
|
|
u32 temp = le32_to_cpu(psg->sg[i-1].count) -
|
|
(byte_count - scsicmd->request_bufflen);
|
|
psg->sg[i-1].count = cpu_to_le32(temp);
|
|
byte_count = scsicmd->request_bufflen;
|
|
}
|
|
/* Check for command underflow */
|
|
if(scsicmd->underflow && (byte_count < scsicmd->underflow)){
|
|
printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n",
|
|
byte_count, scsicmd->underflow);
|
|
}
|
|
}
|
|
else if(scsicmd->request_bufflen) {
|
|
dma_addr_t addr;
|
|
addr = pci_map_single(dev->pdev,
|
|
scsicmd->request_buffer,
|
|
scsicmd->request_bufflen,
|
|
scsicmd->sc_data_direction);
|
|
psg->count = cpu_to_le32(1);
|
|
psg->sg[0].addr = cpu_to_le32(addr);
|
|
psg->sg[0].count = cpu_to_le32(scsicmd->request_bufflen);
|
|
scsicmd->SCp.dma_handle = addr;
|
|
byte_count = scsicmd->request_bufflen;
|
|
}
|
|
return byte_count;
|
|
}
|
|
|
|
|
|
static unsigned long aac_build_sg64(struct scsi_cmnd* scsicmd, struct sgmap64* psg)
|
|
{
|
|
struct aac_dev *dev;
|
|
unsigned long byte_count = 0;
|
|
u64 addr;
|
|
|
|
dev = (struct aac_dev *)scsicmd->device->host->hostdata;
|
|
// Get rid of old data
|
|
psg->count = 0;
|
|
psg->sg[0].addr[0] = 0;
|
|
psg->sg[0].addr[1] = 0;
|
|
psg->sg[0].count = 0;
|
|
if (scsicmd->use_sg) {
|
|
struct scatterlist *sg;
|
|
int i;
|
|
int sg_count;
|
|
sg = (struct scatterlist *) scsicmd->request_buffer;
|
|
|
|
sg_count = pci_map_sg(dev->pdev, sg, scsicmd->use_sg,
|
|
scsicmd->sc_data_direction);
|
|
psg->count = cpu_to_le32(sg_count);
|
|
|
|
byte_count = 0;
|
|
|
|
for (i = 0; i < sg_count; i++) {
|
|
addr = sg_dma_address(sg);
|
|
psg->sg[i].addr[0] = cpu_to_le32(addr & 0xffffffff);
|
|
psg->sg[i].addr[1] = cpu_to_le32(addr>>32);
|
|
psg->sg[i].count = cpu_to_le32(sg_dma_len(sg));
|
|
byte_count += sg_dma_len(sg);
|
|
sg++;
|
|
}
|
|
/* hba wants the size to be exact */
|
|
if(byte_count > scsicmd->request_bufflen){
|
|
u32 temp = le32_to_cpu(psg->sg[i-1].count) -
|
|
(byte_count - scsicmd->request_bufflen);
|
|
psg->sg[i-1].count = cpu_to_le32(temp);
|
|
byte_count = scsicmd->request_bufflen;
|
|
}
|
|
/* Check for command underflow */
|
|
if(scsicmd->underflow && (byte_count < scsicmd->underflow)){
|
|
printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n",
|
|
byte_count, scsicmd->underflow);
|
|
}
|
|
}
|
|
else if(scsicmd->request_bufflen) {
|
|
u64 addr;
|
|
addr = pci_map_single(dev->pdev,
|
|
scsicmd->request_buffer,
|
|
scsicmd->request_bufflen,
|
|
scsicmd->sc_data_direction);
|
|
psg->count = cpu_to_le32(1);
|
|
psg->sg[0].addr[0] = cpu_to_le32(addr & 0xffffffff);
|
|
psg->sg[0].addr[1] = cpu_to_le32(addr >> 32);
|
|
psg->sg[0].count = cpu_to_le32(scsicmd->request_bufflen);
|
|
scsicmd->SCp.dma_handle = addr;
|
|
byte_count = scsicmd->request_bufflen;
|
|
}
|
|
return byte_count;
|
|
}
|
|
|
|
#ifdef AAC_DETAILED_STATUS_INFO
|
|
|
|
struct aac_srb_status_info {
|
|
u32 status;
|
|
char *str;
|
|
};
|
|
|
|
|
|
static struct aac_srb_status_info srb_status_info[] = {
|
|
{ SRB_STATUS_PENDING, "Pending Status"},
|
|
{ SRB_STATUS_SUCCESS, "Success"},
|
|
{ SRB_STATUS_ABORTED, "Aborted Command"},
|
|
{ SRB_STATUS_ABORT_FAILED, "Abort Failed"},
|
|
{ SRB_STATUS_ERROR, "Error Event"},
|
|
{ SRB_STATUS_BUSY, "Device Busy"},
|
|
{ SRB_STATUS_INVALID_REQUEST, "Invalid Request"},
|
|
{ SRB_STATUS_INVALID_PATH_ID, "Invalid Path ID"},
|
|
{ SRB_STATUS_NO_DEVICE, "No Device"},
|
|
{ SRB_STATUS_TIMEOUT, "Timeout"},
|
|
{ SRB_STATUS_SELECTION_TIMEOUT, "Selection Timeout"},
|
|
{ SRB_STATUS_COMMAND_TIMEOUT, "Command Timeout"},
|
|
{ SRB_STATUS_MESSAGE_REJECTED, "Message Rejected"},
|
|
{ SRB_STATUS_BUS_RESET, "Bus Reset"},
|
|
{ SRB_STATUS_PARITY_ERROR, "Parity Error"},
|
|
{ SRB_STATUS_REQUEST_SENSE_FAILED,"Request Sense Failed"},
|
|
{ SRB_STATUS_NO_HBA, "No HBA"},
|
|
{ SRB_STATUS_DATA_OVERRUN, "Data Overrun/Data Underrun"},
|
|
{ SRB_STATUS_UNEXPECTED_BUS_FREE,"Unexpected Bus Free"},
|
|
{ SRB_STATUS_PHASE_SEQUENCE_FAILURE,"Phase Error"},
|
|
{ SRB_STATUS_BAD_SRB_BLOCK_LENGTH,"Bad Srb Block Length"},
|
|
{ SRB_STATUS_REQUEST_FLUSHED, "Request Flushed"},
|
|
{ SRB_STATUS_DELAYED_RETRY, "Delayed Retry"},
|
|
{ SRB_STATUS_INVALID_LUN, "Invalid LUN"},
|
|
{ SRB_STATUS_INVALID_TARGET_ID, "Invalid TARGET ID"},
|
|
{ SRB_STATUS_BAD_FUNCTION, "Bad Function"},
|
|
{ SRB_STATUS_ERROR_RECOVERY, "Error Recovery"},
|
|
{ SRB_STATUS_NOT_STARTED, "Not Started"},
|
|
{ SRB_STATUS_NOT_IN_USE, "Not In Use"},
|
|
{ SRB_STATUS_FORCE_ABORT, "Force Abort"},
|
|
{ SRB_STATUS_DOMAIN_VALIDATION_FAIL,"Domain Validation Failure"},
|
|
{ 0xff, "Unknown Error"}
|
|
};
|
|
|
|
char *aac_get_status_string(u32 status)
|
|
{
|
|
int i;
|
|
|
|
for(i=0; i < (sizeof(srb_status_info)/sizeof(struct aac_srb_status_info)); i++ ){
|
|
if(srb_status_info[i].status == status){
|
|
return srb_status_info[i].str;
|
|
}
|
|
}
|
|
|
|
return "Bad Status Code";
|
|
}
|
|
|
|
#endif
|