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/*
* Copyright (c) 2004-2005 HighPoint Technologies, Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD: release/9.1.0/sys/dev/hptmv/hptproc.c 219819 2011-03-21 09:40:01Z jeff $
*/
/*
* hptproc.c sysctl support
*/
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/kernel.h>
#include <sys/malloc.h>
#include <sys/sysctl.h>
#include <machine/stdarg.h>
#ifndef __KERNEL__
#define __KERNEL__
#endif
#include <dev/hptmv/global.h>
#include <dev/hptmv/hptintf.h>
#include <dev/hptmv/osbsd.h>
#include <dev/hptmv/access601.h>
int hpt_rescan_all(void);
/***************************************************************************/
static char hptproc_buffer[256];
extern char DRIVER_VERSION[];
#define FORMAL_HANDLER_ARGS struct sysctl_oid *oidp, void *arg1, \
intptr_t arg2, struct sysctl_req *req
#define REAL_HANDLER_ARGS oidp, arg1, arg2, req
typedef struct sysctl_req HPT_GET_INFO;
static int
hpt_set_asc_info(IAL_ADAPTER_T *pAdapter, char *buffer,int length)
{
int orig_length = length+4;
PVBus _vbus_p = &pAdapter->VBus;
PVDevice pArray;
PVDevice pSubArray, pVDev;
UINT i, iarray, ichan;
struct cam_periph *periph = NULL;
intrmask_t oldspl;
#ifdef SUPPORT_ARRAY
if (length>=8 && strncmp(buffer, "rebuild ", 8)==0)
{
buffer+=8;
length-=8;
if (length>=5 && strncmp(buffer, "start", 5)==0)
{
oldspl = lock_driver();
for(i = 0; i < MAX_ARRAY_PER_VBUS; i++)
if ((pArray=ArrayTables(i))->u.array.dArStamp==0)
continue;
else{
if (pArray->u.array.rf_need_rebuild && !pArray->u.array.rf_rebuilding)
hpt_queue_dpc((HPT_DPC)hpt_rebuild_data_block, pAdapter, pArray,
(UCHAR)((pArray->u.array.CriticalMembers || pArray->VDeviceType == VD_RAID_1)? DUPLICATE : REBUILD_PARITY));
}
unlock_driver(oldspl);
return orig_length;
}
else if (length>=4 && strncmp(buffer, "stop", 4)==0)
{
oldspl = lock_driver();
for(i = 0; i < MAX_ARRAY_PER_VBUS; i++)
if ((pArray=ArrayTables(i))->u.array.dArStamp==0)
continue;
else{
if (pArray->u.array.rf_rebuilding)
pArray->u.array.rf_abort_rebuild = 1;
}
unlock_driver(oldspl);
return orig_length;
}
else if (length>=3 && buffer[1]==','&& buffer[0]>='1'&& buffer[2]>='1')
{
iarray = buffer[0]-'1';
ichan = buffer[2]-'1';
if(iarray >= MAX_VDEVICE_PER_VBUS || ichan >= MV_SATA_CHANNELS_NUM) return -EINVAL;
pArray = _vbus_p->pVDevice[iarray];
if (!pArray || (pArray->vf_online == 0)) return -EINVAL;
for (i=0;i<MV_SATA_CHANNELS_NUM;i++)
if(i == ichan)
goto rebuild;
return -EINVAL;
rebuild:
pVDev = &pAdapter->VDevices[ichan];
if(!pVDev->u.disk.df_on_line || pVDev->pParent) return -EINVAL;
/* Not allow to use a mounted disk ??? test*/
for(i = 0; i < MAX_VDEVICE_PER_VBUS; i++)
if(pVDev == _vbus_p->pVDevice[i])
{
periph = hpt_get_periph(pAdapter->mvSataAdapter.adapterId,i);
if (periph != NULL && periph->refcount >= 1)
{
hpt_printk(("Can not use disk used by OS!\n"));
return -EINVAL;
}
/* the Mounted Disk isn't delete */
}
switch(pArray->VDeviceType)
{
case VD_RAID_1:
case VD_RAID_5:
{
pSubArray = pArray;
loop:
oldspl = lock_driver();
if(hpt_add_disk_to_array(_VBUS_P VDEV_TO_ID(pSubArray), VDEV_TO_ID(pVDev)) == -1) {
unlock_driver(oldspl);
return -EINVAL;
}
pSubArray->u.array.rf_auto_rebuild = 0;
pSubArray->u.array.rf_abort_rebuild = 0;
hpt_queue_dpc((HPT_DPC)hpt_rebuild_data_block, pAdapter, pSubArray, DUPLICATE);
unlock_driver(oldspl);
break;
}
case VD_RAID_0:
for (i = 0; (UCHAR)i < pArray->u.array.bArnMember; i++)
if(pArray->u.array.pMember[i] && mIsArray(pArray->u.array.pMember[i]) &&
(pArray->u.array.pMember[i]->u.array.rf_broken == 1))
{
pSubArray = pArray->u.array.pMember[i];
goto loop;
}
default:
return -EINVAL;
}
return orig_length;
}
}
else if (length>=7 && strncmp(buffer, "verify ", 7)==0)
{
buffer+=7;
length-=7;
if (length>=6 && strncmp(buffer, "start ", 6)==0)
{
buffer+=6;
length-=6;
if (length>=1 && *buffer>='1')
{
iarray = *buffer-'1';
if(iarray >= MAX_VDEVICE_PER_VBUS) return -EINVAL;
pArray = _vbus_p->pVDevice[iarray];
if (!pArray || (pArray->vf_online == 0)) return -EINVAL;
if(pArray->VDeviceType != VD_RAID_1 && pArray->VDeviceType != VD_RAID_5)
return -EINVAL;
if (!(pArray->u.array.rf_need_rebuild ||
pArray->u.array.rf_rebuilding ||
pArray->u.array.rf_verifying ||
pArray->u.array.rf_initializing))
{
oldspl = lock_driver();
pArray->u.array.RebuildSectors = 0;
hpt_queue_dpc((HPT_DPC)hpt_rebuild_data_block, pAdapter, pArray, VERIFY);
unlock_driver(oldspl);
}
return orig_length;
}
}
else if (length>=5 && strncmp(buffer, "stop ", 5)==0)
{
buffer+=5;
length-=5;
if (length>=1 && *buffer>='1')
{
iarray = *buffer-'1';
if(iarray >= MAX_VDEVICE_PER_VBUS) return -EINVAL;
pArray = _vbus_p->pVDevice[iarray];
if (!pArray || (pArray->vf_online == 0)) return -EINVAL;
if(pArray->u.array.rf_verifying)
{
oldspl = lock_driver();
pArray->u.array.rf_abort_rebuild = 1;
unlock_driver(oldspl);
}
return orig_length;
}
}
}
else
#ifdef _RAID5N_
if (length>=10 && strncmp(buffer, "writeback ", 10)==0) {
buffer+=10;
length-=10;
if (length>=1 && *buffer>='0' && *buffer<='1') {
_vbus_(r5.enable_write_back) = *buffer-'0';
if (_vbus_(r5.enable_write_back))
hpt_printk(("RAID5 write back enabled"));
return orig_length;
}
}
else
#endif
#endif
if (0) {} /* just to compile */
#ifdef DEBUG
else if (length>=9 && strncmp(buffer, "dbglevel ", 9)==0) {
buffer+=9;
length-=9;
if (length>=1 && *buffer>='0' && *buffer<='3') {
hpt_dbg_level = *buffer-'0';
return orig_length;
}
}
else if (length>=8 && strncmp(buffer, "disable ", 8)==0) {
/* TO DO */
}
#endif
return -EINVAL;
}
/*
* Since we have only one sysctl node, add adapter ID in the command
* line string: e.g. "hpt 0 rebuild start"
*/
static int
hpt_set_info(int length)
{
int retval;
#ifdef SUPPORT_IOCTL
PUCHAR ke_area;
int err;
DWORD dwRet;
PHPT_IOCTL_PARAM piop;
#endif
char *buffer = hptproc_buffer;
if (length >= 6) {
if (strncmp(buffer,"hpt ",4) == 0) {
IAL_ADAPTER_T *pAdapter;
retval = buffer[4]-'0';
for (pAdapter=gIal_Adapter; pAdapter; pAdapter=pAdapter->next) {
if (pAdapter->mvSataAdapter.adapterId==retval)
return (retval = hpt_set_asc_info(pAdapter, buffer+6, length-6)) >= 0? retval : -EINVAL;
}
return -EINVAL;
}
#ifdef SUPPORT_IOCTL
piop = (PHPT_IOCTL_PARAM)buffer;
if (piop->Magic == HPT_IOCTL_MAGIC ||
piop->Magic == HPT_IOCTL_MAGIC32) {
KdPrintE(("ioctl=%d in=%p len=%d out=%p len=%d\n",
piop->dwIoControlCode,
piop->lpInBuffer,
piop->nInBufferSize,
piop->lpOutBuffer,
piop->nOutBufferSize));
/*
* map buffer to kernel.
*/
if (piop->nInBufferSize+piop->nOutBufferSize > PAGE_SIZE) {
KdPrintE(("User buffer too large\n"));
return -EINVAL;
}
ke_area = malloc(piop->nInBufferSize+piop->nOutBufferSize, M_DEVBUF, M_NOWAIT);
if (ke_area == NULL) {
KdPrintE(("Couldn't allocate kernel mem.\n"));
return -EINVAL;
}
if (piop->nInBufferSize)
copyin((void*)(ULONG_PTR)piop->lpInBuffer, ke_area, piop->nInBufferSize);
/*
* call kernel handler.
*/
err = Kernel_DeviceIoControl(&gIal_Adapter->VBus,
piop->dwIoControlCode, ke_area, piop->nInBufferSize,
ke_area + piop->nInBufferSize, piop->nOutBufferSize, &dwRet);
if (err==0) {
if (piop->nOutBufferSize)
copyout(ke_area + piop->nInBufferSize, (void*)(ULONG_PTR)piop->lpOutBuffer, piop->nOutBufferSize);
if (piop->lpBytesReturned)
copyout(&dwRet, (void*)(ULONG_PTR)piop->lpBytesReturned, sizeof(DWORD));
free(ke_area, M_DEVBUF);
return length;
}
else KdPrintW(("Kernel_ioctl(): return %d\n", err));
free(ke_area, M_DEVBUF);
return -EINVAL;
} else {
KdPrintW(("Wrong signature: %x\n", piop->Magic));
return -EINVAL;
}
#endif
}
return -EINVAL;
}
#define shortswap(w) ((WORD)((w)>>8 | ((w) & 0xFF)<<8))
static void
get_disk_name(char *name, PDevice pDev)
{
int i;
MV_SATA_CHANNEL *pMvSataChannel = pDev->mv;
IDENTIFY_DATA2 *pIdentifyData = (IDENTIFY_DATA2 *)pMvSataChannel->identifyDevice;
for (i = 0; i < 10; i++)
((WORD*)name)[i] = shortswap(pIdentifyData->ModelNumber[i]);
name[20] = '\0';
}
static int
hpt_copy_info(HPT_GET_INFO *pinfo, char *fmt, ...)
{
int printfretval;
va_list ap;
if(fmt == NULL) {
*hptproc_buffer = 0;
return (SYSCTL_OUT(pinfo, hptproc_buffer, 1));
}
else
{
va_start(ap, fmt);
printfretval = vsnprintf(hptproc_buffer, sizeof(hptproc_buffer), fmt, ap);
va_end(ap);
return(SYSCTL_OUT(pinfo, hptproc_buffer, strlen(hptproc_buffer)));
}
}
static void
hpt_copy_disk_info(HPT_GET_INFO *pinfo, PVDevice pVDev, UINT iChan)
{
char name[32], arrayname[16], *status;
get_disk_name(name, &pVDev->u.disk);
if (!pVDev->u.disk.df_on_line)
status = "Disabled";
else if (pVDev->VDeviceType==VD_SPARE)
status = "Spare ";
else
status = "Normal ";
#ifdef SUPPORT_ARRAY
if(pVDev->pParent) {
memcpy(arrayname, pVDev->pParent->u.array.ArrayName, MAX_ARRAY_NAME);
if (pVDev->pParent->u.array.CriticalMembers & (1<<pVDev->bSerialNumber))
status = "Degraded";
}
else
#endif
arrayname[0]=0;
hpt_copy_info(pinfo, "Channel %d %s %5dMB %s %s\n",
iChan+1,
name, pVDev->VDeviceCapacity>>11, status, arrayname);
}
#ifdef SUPPORT_ARRAY
static void
hpt_copy_array_info(HPT_GET_INFO *pinfo, int nld, PVDevice pArray)
{
int i;
char *sType=0, *sStatus=0;
char buf[32];
PVDevice pTmpArray;
switch (pArray->VDeviceType) {
case VD_RAID_0:
for (i = 0; (UCHAR)i < pArray->u.array.bArnMember; i++)
if(pArray->u.array.pMember[i]) {
if(mIsArray(pArray->u.array.pMember[i]))
sType = "RAID 1/0 ";
/* TO DO */
else
sType = "RAID 0 ";
break;
}
break;
case VD_RAID_1:
sType = "RAID 1 ";
break;
case VD_JBOD:
sType = "JBOD ";
break;
case VD_RAID_5:
sType = "RAID 5 ";
break;
default:
sType = "N/A ";
break;
}
if (pArray->vf_online == 0)
sStatus = "Disabled";
else if (pArray->u.array.rf_broken)
sStatus = "Critical";
for (i = 0; (UCHAR)i < pArray->u.array.bArnMember; i++)
{
if (!sStatus)
{
if(mIsArray(pArray->u.array.pMember[i]))
pTmpArray = pArray->u.array.pMember[i];
else
pTmpArray = pArray;
if (pTmpArray->u.array.rf_rebuilding) {
#ifdef DEBUG
sprintf(buf, "Rebuilding %lldMB", (pTmpArray->u.array.RebuildSectors>>11));
#else
sprintf(buf, "Rebuilding %d%%", (UINT)((pTmpArray->u.array.RebuildSectors>>11)*100/((pTmpArray->VDeviceCapacity/(pTmpArray->u.array.bArnMember-1))>>11)));
#endif
sStatus = buf;
}
else if (pTmpArray->u.array.rf_verifying) {
sprintf(buf, "Verifying %d%%", (UINT)((pTmpArray->u.array.RebuildSectors>>11)*100/((pTmpArray->VDeviceCapacity/(pTmpArray->u.array.bArnMember-1))>>11)));
sStatus = buf;
}
else if (pTmpArray->u.array.rf_need_rebuild)
sStatus = "Critical";
else if (pTmpArray->u.array.rf_broken)
sStatus = "Critical";
if(pTmpArray == pArray) goto out;
}
else
goto out;
}
out:
if (!sStatus) sStatus = "Normal";
hpt_copy_info(pinfo, "%2d %11s %-20s %5lldMB %-16s", nld, sType, pArray->u.array.ArrayName, pArray->VDeviceCapacity>>11, sStatus);
}
#endif
static int
hpt_get_info(IAL_ADAPTER_T *pAdapter, HPT_GET_INFO *pinfo)
{
PVBus _vbus_p = &pAdapter->VBus;
struct cam_periph *periph = NULL;
UINT channel,j,i;
PVDevice pVDev;
#ifndef FOR_DEMO
if (pAdapter->beeping) {
intrmask_t oldspl = lock_driver();
pAdapter->beeping = 0;
BeepOff(pAdapter->mvSataAdapter.adapterIoBaseAddress);
unlock_driver(oldspl);
}
#endif
hpt_copy_info(pinfo, "Controller #%d:\n\n", pAdapter->mvSataAdapter.adapterId);
hpt_copy_info(pinfo, "Physical device list\n");
hpt_copy_info(pinfo, "Channel Model Capacity Status Array\n");
hpt_copy_info(pinfo, "-------------------------------------------------------------------\n");
for (channel = 0; channel < MV_SATA_CHANNELS_NUM; channel++)
{
pVDev = &(pAdapter->VDevices[channel]);
if(pVDev->u.disk.df_on_line)
hpt_copy_disk_info(pinfo, pVDev, channel);
}
hpt_copy_info(pinfo, "\nLogical device list\n");
hpt_copy_info(pinfo, "No. Type Name Capacity Status OsDisk\n");
hpt_copy_info(pinfo, "--------------------------------------------------------------------------\n");
j=1;
for(i = 0; i < MAX_VDEVICE_PER_VBUS; i++){
pVDev = _vbus_p->pVDevice[i];
if(pVDev){
j=i+1;
#ifdef SUPPORT_ARRAY
if (mIsArray(pVDev))
{
is_array:
hpt_copy_array_info(pinfo, j, pVDev);
}
else
#endif
{
char name[32];
/* it may be add to an array after driver loaded, check it */
#ifdef SUPPORT_ARRAY
if (pVDev->pParent)
/* in this case, pVDev can only be a RAID 1 source disk. */
if (pVDev->pParent->VDeviceType==VD_RAID_1 && pVDev==pVDev->pParent->u.array.pMember[0])
goto is_array;
#endif
get_disk_name(name, &pVDev->u.disk);
hpt_copy_info(pinfo, "%2d %s %s %5dMB %-16s",
j, "Single disk", name, pVDev->VDeviceCapacity>>11,
/* gmm 2001-6-19: Check if pDev has been added to an array. */
((pVDev->pParent) ? "Unavailable" : "Normal"));
}
periph = hpt_get_periph(pAdapter->mvSataAdapter.adapterId, i);
if (periph == NULL)
hpt_copy_info(pinfo," %s\n","not registered");
else
hpt_copy_info(pinfo," %s%d\n", periph->periph_name, periph->unit_number);
}
}
return 0;
}
static __inline int
hpt_proc_in(FORMAL_HANDLER_ARGS, int *len)
{
int i, error=0;
*len = 0;
if ((req->newlen - req->newidx) >= sizeof(hptproc_buffer)) {
error = EINVAL;
} else {
i = (req->newlen - req->newidx);
error = SYSCTL_IN(req, hptproc_buffer, i);
if (!error)
*len = i;
(hptproc_buffer)[i] = '\0';
}
return (error);
}
static int
hpt_status(FORMAL_HANDLER_ARGS)
{
int length, error=0, retval=0;
IAL_ADAPTER_T *pAdapter;
error = hpt_proc_in(REAL_HANDLER_ARGS, &length);
if (req->newptr != NULL)
{
if (error || length == 0)
{
KdPrint(("error!\n"));
retval = EINVAL;
goto out;
}
if (hpt_set_info(length) >= 0)
retval = 0;
else
retval = EINVAL;
goto out;
}
hpt_copy_info(req, "%s Version %s\n", DRIVER_NAME, DRIVER_VERSION);
for (pAdapter=gIal_Adapter; pAdapter; pAdapter=pAdapter->next) {
if (hpt_get_info(pAdapter, req) < 0) {
retval = EINVAL;
break;
}
}
hpt_copy_info(req, NULL);
goto out;
out:
return (retval);
}
#define xhptregister_node(name) hptregister_node(name)
#if (__FreeBSD_version < 500043)
#define hptregister_node(name) \
SYSCTL_NODE(, OID_AUTO, name, CTLFLAG_RW, 0, "Get/Set " #name " state root node") \
SYSCTL_OID(_ ## name, OID_AUTO, status, CTLTYPE_STRING|CTLFLAG_RW, \
NULL, 0, hpt_status, "A", "Get/Set " #name " state")
#else
#define hptregister_node(name) \
SYSCTL_NODE(, OID_AUTO, name, CTLFLAG_RW, 0, "Get/Set " #name " state root node"); \
SYSCTL_OID(_ ## name, OID_AUTO, status, CTLTYPE_STRING|CTLFLAG_RW, \
NULL, 0, hpt_status, "A", "Get/Set " #name " state");
#endif
xhptregister_node(PROC_DIR_NAME);