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freebsd/sys/dev/hptmv/hptproc.c
Scott Long d2bd3ab995 Import new version of the HPTMV driver from Highpoint. The major change
here is the support for amd64, as well as possible support for PAE.  Many
thanks to Highpoint for continuing to support FreeBSD.

Obtained from:  Steve Chang @ Highpoint
MFC After: 3 days.
2005-09-07 23:33:26 +00:00

625 lines
17 KiB
C

/*
* 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.
*
* $FreeBSD$
*/
/*
* 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, int 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 */
#if DBGUG
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) {
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 %dMB", (pTmpArray->u.array.RebuildSectors>>11));
#else
sprintf(buf, "Rebuilding %d%%", (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%%", (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 %5dMB %-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);