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freebsd-skq/sys/dev/hptiop/hptiop.c
Scott Long 2f6cdcc8f5 Update the hptiop driver to version 1.3. This adds support for the 4xxx 
series of adapters.  Thanks again to Highpoint for their continued support
of FreeBSD.

Submitted by: Highpoint Technologies
2008-02-03 16:07:12 +00:00

2203 lines
59 KiB
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/*
* HighPoint RR3xxx/4xxx RAID Driver for FreeBSD
* Copyright (C) 2007-2008 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.
*/
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#include <sys/param.h>
#include <sys/types.h>
#include <sys/cons.h>
#if (__FreeBSD_version >= 500000)
#include <sys/time.h>
#include <sys/systm.h>
#else
#include <machine/clock.h>
#endif
#include <sys/stat.h>
#include <sys/malloc.h>
#include <sys/conf.h>
#include <sys/libkern.h>
#include <sys/kernel.h>
#if (__FreeBSD_version >= 500000)
#include <sys/kthread.h>
#include <sys/mutex.h>
#include <sys/module.h>
#endif
#include <sys/eventhandler.h>
#include <sys/bus.h>
#include <sys/taskqueue.h>
#include <sys/ioccom.h>
#include <machine/resource.h>
#include <machine/bus.h>
#include <machine/stdarg.h>
#include <sys/rman.h>
#include <vm/vm.h>
#include <vm/pmap.h>
#if (__FreeBSD_version >= 500000)
#include <dev/pci/pcireg.h>
#include <dev/pci/pcivar.h>
#else
#include <pci/pcivar.h>
#include <pci/pcireg.h>
#endif
#if (__FreeBSD_version <= 500043)
#include <sys/devicestat.h>
#endif
#include <cam/cam.h>
#include <cam/cam_ccb.h>
#include <cam/cam_sim.h>
#include <cam/cam_xpt_sim.h>
#include <cam/cam_debug.h>
#include <cam/cam_xpt_periph.h>
#include <cam/cam_periph.h>
#include <cam/scsi/scsi_all.h>
#include <cam/scsi/scsi_message.h>
#if (__FreeBSD_version < 500043)
#include <sys/bus_private.h>
#endif
#include <dev/hptiop/hptiop.h>
static char driver_name[] = "hptiop";
static char driver_version[] = "v1.3 (010208)";
static devclass_t hptiop_devclass;
static int hptiop_send_sync_msg(struct hpt_iop_hba *hba,
u_int32_t msg, u_int32_t millisec);
static void hptiop_request_callback_itl(struct hpt_iop_hba *hba,
u_int32_t req);
static void hptiop_request_callback_mv(struct hpt_iop_hba *hba, u_int64_t req);
static void hptiop_os_message_callback(struct hpt_iop_hba *hba, u_int32_t msg);
static int hptiop_do_ioctl_itl(struct hpt_iop_hba *hba,
struct hpt_iop_ioctl_param *pParams);
static int hptiop_do_ioctl_mv(struct hpt_iop_hba *hba,
struct hpt_iop_ioctl_param *pParams);
static void hptiop_bus_scan_cb(struct cam_periph *periph, union ccb *ccb);
static int hptiop_rescan_bus(struct hpt_iop_hba *hba);
static int hptiop_alloc_pci_res_itl(struct hpt_iop_hba *hba);
static int hptiop_alloc_pci_res_mv(struct hpt_iop_hba *hba);
static int hptiop_get_config_itl(struct hpt_iop_hba *hba,
struct hpt_iop_request_get_config *config);
static int hptiop_get_config_mv(struct hpt_iop_hba *hba,
struct hpt_iop_request_get_config *config);
static int hptiop_set_config_itl(struct hpt_iop_hba *hba,
struct hpt_iop_request_set_config *config);
static int hptiop_set_config_mv(struct hpt_iop_hba *hba,
struct hpt_iop_request_set_config *config);
static int hptiop_internal_memalloc_mv(struct hpt_iop_hba *hba);
static int hptiop_internal_memfree_mv(struct hpt_iop_hba *hba);
static int hptiop_post_ioctl_command_itl(struct hpt_iop_hba *hba,
u_int32_t req32, struct hpt_iop_ioctl_param *pParams);
static int hptiop_post_ioctl_command_mv(struct hpt_iop_hba *hba,
struct hpt_iop_request_ioctl_command *req,
struct hpt_iop_ioctl_param *pParams);
static void hptiop_post_req_itl(struct hpt_iop_hba *hba,
struct hpt_iop_srb *srb,
bus_dma_segment_t *segs, int nsegs);
static void hptiop_post_req_mv(struct hpt_iop_hba *hba,
struct hpt_iop_srb *srb,
bus_dma_segment_t *segs, int nsegs);
static void hptiop_post_msg_itl(struct hpt_iop_hba *hba, u_int32_t msg);
static void hptiop_post_msg_mv(struct hpt_iop_hba *hba, u_int32_t msg);
static void hptiop_enable_intr_itl(struct hpt_iop_hba *hba);
static void hptiop_enable_intr_mv(struct hpt_iop_hba *hba);
static void hptiop_disable_intr_itl(struct hpt_iop_hba *hba);
static void hptiop_disable_intr_mv(struct hpt_iop_hba *hba);
static void hptiop_free_srb(struct hpt_iop_hba *hba, struct hpt_iop_srb *srb);
static int hptiop_os_query_remove_device(struct hpt_iop_hba *hba, int tid);
static int hptiop_probe(device_t dev);
static int hptiop_attach(device_t dev);
static int hptiop_detach(device_t dev);
static int hptiop_shutdown(device_t dev);
static void hptiop_action(struct cam_sim *sim, union ccb *ccb);
static void hptiop_poll(struct cam_sim *sim);
static void hptiop_async(void *callback_arg, u_int32_t code,
struct cam_path *path, void *arg);
static void hptiop_pci_intr(void *arg);
static void hptiop_release_resource(struct hpt_iop_hba *hba);
static int hptiop_reset_adapter(struct hpt_iop_hba *hba);
static d_open_t hptiop_open;
static d_close_t hptiop_close;
static d_ioctl_t hptiop_ioctl;
static struct cdevsw hptiop_cdevsw = {
.d_open = hptiop_open,
.d_close = hptiop_close,
.d_ioctl = hptiop_ioctl,
.d_name = driver_name,
#if __FreeBSD_version>=503000
.d_version = D_VERSION,
#endif
#if (__FreeBSD_version>=503000 && __FreeBSD_version<600034)
.d_flags = D_NEEDGIANT,
#endif
#if __FreeBSD_version<600034
#if __FreeBSD_version>=501000
.d_maj = MAJOR_AUTO,
#else
.d_maj = HPT_DEV_MAJOR,
#endif
#endif
};
#if __FreeBSD_version < 503000
#define hba_from_dev(dev) ((struct hpt_iop_hba *)(dev)->si_drv1)
#else
#define hba_from_dev(dev) \
((struct hpt_iop_hba *)devclass_get_softc(hptiop_devclass, minor(dev)))
#endif
#define BUS_SPACE_WRT4_ITL(offset, value) bus_space_write_4(hba->bar0t,\
hba->bar0h, offsetof(struct hpt_iopmu_itl, offset), (value))
#define BUS_SPACE_RD4_ITL(offset) bus_space_read_4(hba->bar0t,\
hba->bar0h, offsetof(struct hpt_iopmu_itl, offset))
#define BUS_SPACE_WRT4_MV0(offset, value) bus_space_write_4(hba->bar0t,\
hba->bar0h, offsetof(struct hpt_iopmv_regs, offset), value)
#define BUS_SPACE_RD4_MV0(offset) bus_space_read_4(hba->bar0t,\
hba->bar0h, offsetof(struct hpt_iopmv_regs, offset))
#define BUS_SPACE_WRT4_MV2(offset, value) bus_space_write_4(hba->bar2t,\
hba->bar2h, offsetof(struct hpt_iopmu_mv, offset), value)
#define BUS_SPACE_RD4_MV2(offset) bus_space_read_4(hba->bar2t,\
hba->bar2h, offsetof(struct hpt_iopmu_mv, offset))
static int hptiop_open(ioctl_dev_t dev, int flags,
int devtype, ioctl_thread_t proc)
{
struct hpt_iop_hba *hba = hba_from_dev(dev);
if (hba==NULL)
return ENXIO;
if (hba->flag & HPT_IOCTL_FLAG_OPEN)
return EBUSY;
hba->flag |= HPT_IOCTL_FLAG_OPEN;
return 0;
}
static int hptiop_close(ioctl_dev_t dev, int flags,
int devtype, ioctl_thread_t proc)
{
struct hpt_iop_hba *hba = hba_from_dev(dev);
hba->flag &= ~(u_int32_t)HPT_IOCTL_FLAG_OPEN;
return 0;
}
static int hptiop_ioctl(ioctl_dev_t dev, u_long cmd, caddr_t data,
int flags, ioctl_thread_t proc)
{
int ret = EFAULT;
struct hpt_iop_hba *hba = hba_from_dev(dev);
#if (__FreeBSD_version >= 500000)
mtx_lock(&Giant);
#endif
switch (cmd) {
case HPT_DO_IOCONTROL:
ret = hba->ops->do_ioctl(hba,
(struct hpt_iop_ioctl_param *)data);
break;
case HPT_SCAN_BUS:
ret = hptiop_rescan_bus(hba);
break;
}
#if (__FreeBSD_version >= 500000)
mtx_unlock(&Giant);
#endif
return ret;
}
static u_int64_t hptiop_mv_outbound_read(struct hpt_iop_hba *hba)
{
u_int64_t p;
u_int32_t outbound_tail = BUS_SPACE_RD4_MV2(outbound_tail);
u_int32_t outbound_head = BUS_SPACE_RD4_MV2(outbound_head);
if (outbound_tail != outbound_head) {
bus_space_read_region_4(hba->bar2t, hba->bar2h,
offsetof(struct hpt_iopmu_mv,
outbound_q[outbound_tail]),
(u_int32_t *)&p, 2);
outbound_tail++;
if (outbound_tail == MVIOP_QUEUE_LEN)
outbound_tail = 0;
BUS_SPACE_WRT4_MV2(outbound_tail, outbound_tail);
return p;
} else
return 0;
}
static void hptiop_mv_inbound_write(u_int64_t p, struct hpt_iop_hba *hba)
{
u_int32_t inbound_head = BUS_SPACE_RD4_MV2(inbound_head);
u_int32_t head = inbound_head + 1;
if (head == MVIOP_QUEUE_LEN)
head = 0;
bus_space_write_region_4(hba->bar2t, hba->bar2h,
offsetof(struct hpt_iopmu_mv, inbound_q[inbound_head]),
(u_int32_t *)&p, 2);
BUS_SPACE_WRT4_MV2(inbound_head, head);
BUS_SPACE_WRT4_MV0(inbound_doorbell, MVIOP_MU_INBOUND_INT_POSTQUEUE);
}
static void hptiop_post_msg_itl(struct hpt_iop_hba *hba, u_int32_t msg)
{
BUS_SPACE_WRT4_ITL(inbound_msgaddr0, msg);
BUS_SPACE_RD4_ITL(outbound_intstatus);
}
static void hptiop_post_msg_mv(struct hpt_iop_hba *hba, u_int32_t msg)
{
BUS_SPACE_WRT4_MV2(inbound_msg, msg);
BUS_SPACE_WRT4_MV0(inbound_doorbell, MVIOP_MU_INBOUND_INT_MSG);
BUS_SPACE_RD4_MV0(outbound_intmask);
}
static int hptiop_wait_ready_itl(struct hpt_iop_hba * hba, u_int32_t millisec)
{
u_int32_t req=0;
int i;
for (i = 0; i < millisec; i++) {
req = BUS_SPACE_RD4_ITL(inbound_queue);
if (req != IOPMU_QUEUE_EMPTY)
break;
DELAY(1000);
}
if (req!=IOPMU_QUEUE_EMPTY) {
BUS_SPACE_WRT4_ITL(outbound_queue, req);
BUS_SPACE_RD4_ITL(outbound_intstatus);
return 0;
}
return -1;
}
static int hptiop_wait_ready_mv(struct hpt_iop_hba * hba, u_int32_t millisec)
{
if (hptiop_send_sync_msg(hba, IOPMU_INBOUND_MSG0_NOP, millisec))
return -1;
return 0;
}
static void hptiop_request_callback_itl(struct hpt_iop_hba * hba,
u_int32_t index)
{
struct hpt_iop_srb *srb;
struct hpt_iop_request_scsi_command *req=0;
union ccb *ccb;
u_int8_t *cdb;
u_int32_t result, temp, dxfer;
u_int64_t temp64;
if (index & IOPMU_QUEUE_MASK_HOST_BITS) { /*host req*/
if (hba->firmware_version > 0x01020000 ||
hba->interface_version > 0x01020000) {
srb = hba->srb[index & ~(u_int32_t)
(IOPMU_QUEUE_ADDR_HOST_BIT
| IOPMU_QUEUE_REQUEST_RESULT_BIT)];
req = (struct hpt_iop_request_scsi_command *)srb;
if (index & IOPMU_QUEUE_REQUEST_RESULT_BIT)
result = IOP_RESULT_SUCCESS;
else
result = req->header.result;
} else {
srb = hba->srb[index &
~(u_int32_t)IOPMU_QUEUE_ADDR_HOST_BIT];
req = (struct hpt_iop_request_scsi_command *)srb;
result = req->header.result;
}
dxfer = req->dataxfer_length;
goto srb_complete;
}
/*iop req*/
temp = bus_space_read_4(hba->bar0t, hba->bar0h, index +
offsetof(struct hpt_iop_request_header, type));
result = bus_space_read_4(hba->bar0t, hba->bar0h, index +
offsetof(struct hpt_iop_request_header, result));
switch(temp) {
case IOP_REQUEST_TYPE_IOCTL_COMMAND:
{
temp64 = 0;
bus_space_write_region_4(hba->bar0t, hba->bar0h, index +
offsetof(struct hpt_iop_request_header, context),
(u_int32_t *)&temp64, 2);
wakeup((void *)((unsigned long)hba->u.itl.mu + index));
break;
}
case IOP_REQUEST_TYPE_SCSI_COMMAND:
bus_space_read_region_4(hba->bar0t, hba->bar0h, index +
offsetof(struct hpt_iop_request_header, context),
(u_int32_t *)&temp64, 2);
srb = (struct hpt_iop_srb *)(unsigned long)temp64;
dxfer = bus_space_read_4(hba->bar0t, hba->bar0h,
index + offsetof(struct hpt_iop_request_scsi_command,
dataxfer_length));
srb_complete:
ccb = (union ccb *)srb->ccb;
if (ccb->ccb_h.flags & CAM_CDB_POINTER)
cdb = ccb->csio.cdb_io.cdb_ptr;
else
cdb = ccb->csio.cdb_io.cdb_bytes;
if (cdb[0] == SYNCHRONIZE_CACHE) { /* ??? */
ccb->ccb_h.status = CAM_REQ_CMP;
goto scsi_done;
}
switch (result) {
case IOP_RESULT_SUCCESS:
switch (ccb->ccb_h.flags & CAM_DIR_MASK) {
case CAM_DIR_IN:
bus_dmamap_sync(hba->io_dmat,
srb->dma_map, BUS_DMASYNC_POSTREAD);
bus_dmamap_unload(hba->io_dmat, srb->dma_map);
break;
case CAM_DIR_OUT:
bus_dmamap_sync(hba->io_dmat,
srb->dma_map, BUS_DMASYNC_POSTWRITE);
bus_dmamap_unload(hba->io_dmat, srb->dma_map);
break;
}
ccb->ccb_h.status = CAM_REQ_CMP;
break;
case IOP_RESULT_BAD_TARGET:
ccb->ccb_h.status = CAM_DEV_NOT_THERE;
break;
case IOP_RESULT_BUSY:
ccb->ccb_h.status = CAM_BUSY;
break;
case IOP_RESULT_INVALID_REQUEST:
ccb->ccb_h.status = CAM_REQ_INVALID;
break;
case IOP_RESULT_FAIL:
ccb->ccb_h.status = CAM_SCSI_STATUS_ERROR;
break;
case IOP_RESULT_RESET:
ccb->ccb_h.status = CAM_BUSY;
break;
case IOP_RESULT_CHECK_CONDITION:
if (srb->srb_flag & HPT_SRB_FLAG_HIGH_MEM_ACESS) {/*iop*/
bus_space_read_region_1(hba->bar0t, hba->bar0h,
index + offsetof(struct hpt_iop_request_scsi_command,
sg_list), (u_int8_t *)&ccb->csio.sense_data,
MIN(dxfer, sizeof(ccb->csio.sense_data)));
} else {
memcpy(&ccb->csio.sense_data, &req->sg_list,
MIN(dxfer, sizeof(ccb->csio.sense_data)));
}
ccb->ccb_h.status = CAM_SCSI_STATUS_ERROR;
ccb->ccb_h.status |= CAM_AUTOSNS_VALID;
ccb->csio.scsi_status = SCSI_STATUS_CHECK_COND;
break;
default:
ccb->ccb_h.status = CAM_SCSI_STATUS_ERROR;
break;
}
scsi_done:
if (srb->srb_flag & HPT_SRB_FLAG_HIGH_MEM_ACESS)
BUS_SPACE_WRT4_ITL(outbound_queue, index);
ccb->csio.resid = ccb->csio.dxfer_len - dxfer;
hptiop_free_srb(hba, srb);
xpt_done(ccb);
break;
}
}
static void hptiop_drain_outbound_queue_itl(struct hpt_iop_hba *hba)
{
u_int32_t req, temp;
while ((req = BUS_SPACE_RD4_ITL(outbound_queue)) !=IOPMU_QUEUE_EMPTY) {
if (req & IOPMU_QUEUE_MASK_HOST_BITS)
hptiop_request_callback_itl(hba, req);
else {
struct hpt_iop_request_header *p;
p = (struct hpt_iop_request_header *)
((char *)hba->u.itl.mu + req);
temp = bus_space_read_4(hba->bar0t,
hba->bar0h,req +
offsetof(struct hpt_iop_request_header,
flags));
if (temp & IOP_REQUEST_FLAG_SYNC_REQUEST) {
u_int64_t temp64;
bus_space_read_region_4(hba->bar0t,
hba->bar0h,req +
offsetof(struct hpt_iop_request_header,
context),
(u_int32_t *)&temp64, 2);
if (temp64) {
hptiop_request_callback_itl(hba, req);
} else {
temp64 = 1;
bus_space_write_region_4(hba->bar0t,
hba->bar0h,req +
offsetof(struct hpt_iop_request_header,
context),
(u_int32_t *)&temp64, 2);
}
} else
hptiop_request_callback_itl(hba, req);
}
}
}
static int hptiop_intr_itl(struct hpt_iop_hba * hba)
{
u_int32_t status;
int ret = 0;
status = BUS_SPACE_RD4_ITL(outbound_intstatus);
if (status & IOPMU_OUTBOUND_INT_MSG0) {
u_int32_t msg = BUS_SPACE_RD4_ITL(outbound_msgaddr0);
KdPrint(("hptiop: received outbound msg %x\n", msg));
BUS_SPACE_WRT4_ITL(outbound_intstatus, IOPMU_OUTBOUND_INT_MSG0);
hptiop_os_message_callback(hba, msg);
ret = 1;
}
if (status & IOPMU_OUTBOUND_INT_POSTQUEUE) {
hptiop_drain_outbound_queue_itl(hba);
ret = 1;
}
return ret;
}
static void hptiop_request_callback_mv(struct hpt_iop_hba * hba,
u_int64_t _tag)
{
u_int32_t context = (u_int32_t)_tag;
if (context & MVIOP_CMD_TYPE_SCSI) {
struct hpt_iop_srb *srb;
struct hpt_iop_request_scsi_command *req;
union ccb *ccb;
u_int8_t *cdb;
srb = hba->srb[context >> MVIOP_REQUEST_NUMBER_START_BIT];
req = (struct hpt_iop_request_scsi_command *)srb;
ccb = (union ccb *)srb->ccb;
if (ccb->ccb_h.flags & CAM_CDB_POINTER)
cdb = ccb->csio.cdb_io.cdb_ptr;
else
cdb = ccb->csio.cdb_io.cdb_bytes;
if (cdb[0] == SYNCHRONIZE_CACHE) { /* ??? */
ccb->ccb_h.status = CAM_REQ_CMP;
goto scsi_done;
}
if (context & MVIOP_MU_QUEUE_REQUEST_RESULT_BIT)
req->header.result = IOP_RESULT_SUCCESS;
switch (req->header.result) {
case IOP_RESULT_SUCCESS:
switch (ccb->ccb_h.flags & CAM_DIR_MASK) {
case CAM_DIR_IN:
bus_dmamap_sync(hba->io_dmat,
srb->dma_map, BUS_DMASYNC_POSTREAD);
bus_dmamap_unload(hba->io_dmat, srb->dma_map);
break;
case CAM_DIR_OUT:
bus_dmamap_sync(hba->io_dmat,
srb->dma_map, BUS_DMASYNC_POSTWRITE);
bus_dmamap_unload(hba->io_dmat, srb->dma_map);
break;
}
ccb->ccb_h.status = CAM_REQ_CMP;
break;
case IOP_RESULT_BAD_TARGET:
ccb->ccb_h.status = CAM_DEV_NOT_THERE;
break;
case IOP_RESULT_BUSY:
ccb->ccb_h.status = CAM_BUSY;
break;
case IOP_RESULT_INVALID_REQUEST:
ccb->ccb_h.status = CAM_REQ_INVALID;
break;
case IOP_RESULT_FAIL:
ccb->ccb_h.status = CAM_SCSI_STATUS_ERROR;
break;
case IOP_RESULT_RESET:
ccb->ccb_h.status = CAM_BUSY;
break;
case IOP_RESULT_CHECK_CONDITION:
memcpy(&ccb->csio.sense_data, &req->sg_list,
MIN(req->dataxfer_length, sizeof(ccb->csio.sense_data)));
ccb->ccb_h.status = CAM_SCSI_STATUS_ERROR;
ccb->ccb_h.status |= CAM_AUTOSNS_VALID;
ccb->csio.scsi_status = SCSI_STATUS_CHECK_COND;
break;
default:
ccb->ccb_h.status = CAM_SCSI_STATUS_ERROR;
break;
}
scsi_done:
ccb->csio.resid = ccb->csio.dxfer_len - req->dataxfer_length;
hptiop_free_srb(hba, srb);
xpt_done(ccb);
} else if (context & MVIOP_CMD_TYPE_IOCTL) {
struct hpt_iop_request_ioctl_command *req = hba->ctlcfg_ptr;
if (context & MVIOP_MU_QUEUE_REQUEST_RESULT_BIT)
hba->config_done = 1;
else
hba->config_done = -1;
wakeup(req);
} else if (context &
(MVIOP_CMD_TYPE_SET_CONFIG |
MVIOP_CMD_TYPE_GET_CONFIG))
hba->config_done = 1;
else {
device_printf(hba->pcidev, "wrong callback type\n");
}
}
static void hptiop_drain_outbound_queue_mv(struct hpt_iop_hba * hba)
{
u_int64_t req;
while ((req = hptiop_mv_outbound_read(hba))) {
if (req & MVIOP_MU_QUEUE_ADDR_HOST_BIT) {
if (req & MVIOP_MU_QUEUE_REQUEST_RETURN_CONTEXT) {
hptiop_request_callback_mv(hba, req);
}
}
}
}
static int hptiop_intr_mv(struct hpt_iop_hba * hba)
{
u_int32_t status;
int ret = 0;
status = BUS_SPACE_RD4_MV0(outbound_doorbell);
if (status)
BUS_SPACE_WRT4_MV0(outbound_doorbell, ~status);
if (status & MVIOP_MU_OUTBOUND_INT_MSG) {
u_int32_t msg = BUS_SPACE_RD4_MV2(outbound_msg);
KdPrint(("hptiop: received outbound msg %x\n", msg));
hptiop_os_message_callback(hba, msg);
ret = 1;
}
if (status & MVIOP_MU_OUTBOUND_INT_POSTQUEUE) {
hptiop_drain_outbound_queue_mv(hba);
ret = 1;
}
return ret;
}
static int hptiop_send_sync_request_itl(struct hpt_iop_hba * hba,
u_int32_t req32, u_int32_t millisec)
{
u_int32_t i;
u_int64_t temp64;
BUS_SPACE_WRT4_ITL(inbound_queue, req32);
BUS_SPACE_RD4_ITL(outbound_intstatus);
for (i = 0; i < millisec; i++) {
hptiop_intr_itl(hba);
bus_space_read_region_4(hba->bar0t, hba->bar0h, req32 +
offsetof(struct hpt_iop_request_header, context),
(u_int32_t *)&temp64, 2);
if (temp64)
return 0;
DELAY(1000);
}
return -1;
}
static int hptiop_send_sync_request_mv(struct hpt_iop_hba *hba,
void *req, u_int32_t millisec)
{
u_int32_t i;
u_int64_t phy_addr;
hba->config_done = 0;
phy_addr = hba->ctlcfgcmd_phy |
(u_int64_t)MVIOP_MU_QUEUE_ADDR_HOST_BIT;
((struct hpt_iop_request_get_config *)req)->header.flags |=
IOP_REQUEST_FLAG_SYNC_REQUEST |
IOP_REQUEST_FLAG_OUTPUT_CONTEXT;
hptiop_mv_inbound_write(phy_addr, hba);
BUS_SPACE_RD4_MV0(outbound_intmask);
for (i = 0; i < millisec; i++) {
hptiop_intr_mv(hba);
if (hba->config_done)
return 0;
DELAY(1000);
}
return -1;
}
static int hptiop_send_sync_msg(struct hpt_iop_hba *hba,
u_int32_t msg, u_int32_t millisec)
{
u_int32_t i;
hba->msg_done = 0;
hba->ops->post_msg(hba, msg);
for (i=0; i<millisec; i++) {
hba->ops->iop_intr(hba);
if (hba->msg_done)
break;
DELAY(1000);
}
return hba->msg_done? 0 : -1;
}
static int hptiop_get_config_itl(struct hpt_iop_hba * hba,
struct hpt_iop_request_get_config * config)
{
u_int32_t req32;
config->header.size = sizeof(struct hpt_iop_request_get_config);
config->header.type = IOP_REQUEST_TYPE_GET_CONFIG;
config->header.flags = IOP_REQUEST_FLAG_SYNC_REQUEST;
config->header.result = IOP_RESULT_PENDING;
config->header.context = 0;
req32 = BUS_SPACE_RD4_ITL(inbound_queue);
if (req32 == IOPMU_QUEUE_EMPTY)
return -1;
bus_space_write_region_4(hba->bar0t, hba->bar0h,
req32, (u_int32_t *)config,
sizeof(struct hpt_iop_request_header) >> 2);
if (hptiop_send_sync_request_itl(hba, req32, 20000)) {
KdPrint(("hptiop: get config send cmd failed"));
return -1;
}
bus_space_read_region_4(hba->bar0t, hba->bar0h,
req32, (u_int32_t *)config,
sizeof(struct hpt_iop_request_get_config) >> 2);
BUS_SPACE_WRT4_ITL(outbound_queue, req32);
return 0;
}
static int hptiop_get_config_mv(struct hpt_iop_hba * hba,
struct hpt_iop_request_get_config * config)
{
struct hpt_iop_request_get_config *req;
if (!(req = hba->ctlcfg_ptr))
return -1;
req->header.flags = 0;
req->header.type = IOP_REQUEST_TYPE_GET_CONFIG;
req->header.size = sizeof(struct hpt_iop_request_get_config);
req->header.result = IOP_RESULT_PENDING;
req->header.context = MVIOP_CMD_TYPE_GET_CONFIG;
if (hptiop_send_sync_request_mv(hba, req, 20000)) {
KdPrint(("hptiop: get config send cmd failed"));
return -1;
}
*config = *req;
return 0;
}
static int hptiop_set_config_itl(struct hpt_iop_hba *hba,
struct hpt_iop_request_set_config *config)
{
u_int32_t req32;
req32 = BUS_SPACE_RD4_ITL(inbound_queue);
if (req32 == IOPMU_QUEUE_EMPTY)
return -1;
config->header.size = sizeof(struct hpt_iop_request_set_config);
config->header.type = IOP_REQUEST_TYPE_SET_CONFIG;
config->header.flags = IOP_REQUEST_FLAG_SYNC_REQUEST;
config->header.result = IOP_RESULT_PENDING;
config->header.context = 0;
bus_space_write_region_4(hba->bar0t, hba->bar0h, req32,
(u_int32_t *)config,
sizeof(struct hpt_iop_request_set_config) >> 2);
if (hptiop_send_sync_request_itl(hba, req32, 20000)) {
KdPrint(("hptiop: set config send cmd failed"));
return -1;
}
BUS_SPACE_WRT4_ITL(outbound_queue, req32);
return 0;
}
static int hptiop_set_config_mv(struct hpt_iop_hba *hba,
struct hpt_iop_request_set_config *config)
{
struct hpt_iop_request_set_config *req;
if (!(req = hba->ctlcfg_ptr))
return -1;
memcpy((u_int8_t *)req + sizeof(struct hpt_iop_request_header),
(u_int8_t *)config + sizeof(struct hpt_iop_request_header),
sizeof(struct hpt_iop_request_set_config) -
sizeof(struct hpt_iop_request_header));
req->header.flags = 0;
req->header.type = IOP_REQUEST_TYPE_SET_CONFIG;
req->header.size = sizeof(struct hpt_iop_request_set_config);
req->header.result = IOP_RESULT_PENDING;
req->header.context = MVIOP_CMD_TYPE_SET_CONFIG;
if (hptiop_send_sync_request_mv(hba, req, 20000)) {
KdPrint(("hptiop: set config send cmd failed"));
return -1;
}
return 0;
}
static int hptiop_post_ioctl_command_itl(struct hpt_iop_hba *hba,
u_int32_t req32,
struct hpt_iop_ioctl_param *pParams)
{
u_int64_t temp64;
struct hpt_iop_request_ioctl_command req;
if ((((pParams->nInBufferSize + 3) & ~3) + pParams->nOutBufferSize) >
(hba->max_request_size -
offsetof(struct hpt_iop_request_ioctl_command, buf))) {
device_printf(hba->pcidev, "request size beyond max value");
return -1;
}
req.header.size = offsetof(struct hpt_iop_request_ioctl_command, buf)
+ pParams->nInBufferSize;
req.header.type = IOP_REQUEST_TYPE_IOCTL_COMMAND;
req.header.flags = IOP_REQUEST_FLAG_SYNC_REQUEST;
req.header.result = IOP_RESULT_PENDING;
req.header.context = req32 + (u_int64_t)(unsigned long)hba->u.itl.mu;
req.ioctl_code = HPT_CTL_CODE_BSD_TO_IOP(pParams->dwIoControlCode);
req.inbuf_size = pParams->nInBufferSize;
req.outbuf_size = pParams->nOutBufferSize;
req.bytes_returned = 0;
bus_space_write_region_4(hba->bar0t, hba->bar0h, req32, (u_int32_t *)&req,
offsetof(struct hpt_iop_request_ioctl_command, buf)>>2);
hptiop_lock_adapter(hba);
BUS_SPACE_WRT4_ITL(inbound_queue, req32);
BUS_SPACE_RD4_ITL(outbound_intstatus);
bus_space_read_region_4(hba->bar0t, hba->bar0h, req32 +
offsetof(struct hpt_iop_request_ioctl_command, header.context),
(u_int32_t *)&temp64, 2);
while (temp64) {
if (hptiop_sleep(hba, (void *)((unsigned long)hba->u.itl.mu + req32),
PPAUSE, "hptctl", HPT_OSM_TIMEOUT)==0)
break;
hptiop_send_sync_msg(hba, IOPMU_INBOUND_MSG0_RESET, 60000);
bus_space_read_region_4(hba->bar0t, hba->bar0h,req32 +
offsetof(struct hpt_iop_request_ioctl_command,
header.context),
(u_int32_t *)&temp64, 2);
}
hptiop_unlock_adapter(hba);
return 0;
}
static int hptiop_bus_space_copyin(struct hpt_iop_hba *hba, u_int32_t bus, void *user, int size)
{
unsigned char byte;
int i;
for (i=0; i<size; i++) {
if (copyin((u_int8_t *)user + i, &byte, 1))
return -1;
bus_space_write_1(hba->bar0t, hba->bar0h, bus + i, byte);
}
return 0;
}
static int hptiop_bus_space_copyout(struct hpt_iop_hba *hba, u_int32_t bus, void *user, int size)
{
unsigned char byte;
int i;
for (i=0; i<size; i++) {
byte = bus_space_read_1(hba->bar0t, hba->bar0h, bus + i);
if (copyout(&byte, (u_int8_t *)user + i, 1))
return -1;
}
return 0;
}
static int hptiop_do_ioctl_itl(struct hpt_iop_hba *hba,
struct hpt_iop_ioctl_param * pParams)
{
u_int32_t req32;
u_int32_t result;
if ((pParams->Magic != HPT_IOCTL_MAGIC) &&
(pParams->Magic != HPT_IOCTL_MAGIC32))
return EFAULT;
req32 = BUS_SPACE_RD4_ITL(inbound_queue);
if (req32 == IOPMU_QUEUE_EMPTY)
return EFAULT;
if (pParams->nInBufferSize)
if (hptiop_bus_space_copyin(hba, req32 +
offsetof(struct hpt_iop_request_ioctl_command, buf),
(void *)pParams->lpInBuffer, pParams->nInBufferSize))
goto invalid;
if (hptiop_post_ioctl_command_itl(hba, req32, pParams))
goto invalid;
result = bus_space_read_4(hba->bar0t, hba->bar0h, req32 +
offsetof(struct hpt_iop_request_ioctl_command,
header.result));
if (result == IOP_RESULT_SUCCESS) {
if (pParams->nOutBufferSize)
if (hptiop_bus_space_copyout(hba, req32 +
offsetof(struct hpt_iop_request_ioctl_command, buf) +
((pParams->nInBufferSize + 3) & ~3),
(void *)pParams->lpOutBuffer, pParams->nOutBufferSize))
goto invalid;
if (pParams->lpBytesReturned) {
if (hptiop_bus_space_copyout(hba, req32 +
offsetof(struct hpt_iop_request_ioctl_command, bytes_returned),
(void *)pParams->lpBytesReturned, sizeof(unsigned long)))
goto invalid;
}
BUS_SPACE_WRT4_ITL(outbound_queue, req32);
return 0;
} else{
invalid:
BUS_SPACE_WRT4_ITL(outbound_queue, req32);
return EFAULT;
}
}
static int hptiop_post_ioctl_command_mv(struct hpt_iop_hba *hba,
struct hpt_iop_request_ioctl_command *req,
struct hpt_iop_ioctl_param *pParams)
{
u_int64_t req_phy;
int size = 0;
if ((((pParams->nInBufferSize + 3) & ~3) + pParams->nOutBufferSize) >
(hba->max_request_size -
offsetof(struct hpt_iop_request_ioctl_command, buf))) {
device_printf(hba->pcidev, "request size beyond max value");
return -1;
}
req->ioctl_code = HPT_CTL_CODE_BSD_TO_IOP(pParams->dwIoControlCode);
req->inbuf_size = pParams->nInBufferSize;
req->outbuf_size = pParams->nOutBufferSize;
req->header.size = offsetof(struct hpt_iop_request_ioctl_command, buf)
+ pParams->nInBufferSize;
req->header.context = (u_int64_t)MVIOP_CMD_TYPE_IOCTL;
req->header.type = IOP_REQUEST_TYPE_IOCTL_COMMAND;
req->header.result = IOP_RESULT_PENDING;
req->header.flags = IOP_REQUEST_FLAG_OUTPUT_CONTEXT;
size = req->header.size >> 8;
size = size > 3 ? 3 : size;
req_phy = hba->ctlcfgcmd_phy | MVIOP_MU_QUEUE_ADDR_HOST_BIT | size;
hptiop_mv_inbound_write(req_phy, hba);
BUS_SPACE_RD4_MV0(outbound_intmask);
while (hba->config_done == 0) {
if (hptiop_sleep(hba, req, PPAUSE,
"hptctl", HPT_OSM_TIMEOUT)==0)
continue;
hptiop_send_sync_msg(hba, IOPMU_INBOUND_MSG0_RESET, 60000);
}
return 0;
}
static int hptiop_do_ioctl_mv(struct hpt_iop_hba *hba,
struct hpt_iop_ioctl_param *pParams)
{
struct hpt_iop_request_ioctl_command *req;
if ((pParams->Magic != HPT_IOCTL_MAGIC) &&
(pParams->Magic != HPT_IOCTL_MAGIC32))
return EFAULT;
req = (struct hpt_iop_request_ioctl_command *)(hba->ctlcfg_ptr);
hba->config_done = 0;
hptiop_lock_adapter(hba);
if (pParams->nInBufferSize)
if (copyin((void *)pParams->lpInBuffer,
req->buf, pParams->nInBufferSize))
goto invalid;
if (hptiop_post_ioctl_command_mv(hba, req, pParams))
goto invalid;
if (hba->config_done == 1) {
if (pParams->nOutBufferSize)
if (copyout(req->buf +
((pParams->nInBufferSize + 3) & ~3),
(void *)pParams->lpOutBuffer,
pParams->nOutBufferSize))
goto invalid;
if (pParams->lpBytesReturned)
if (copyout(&req->bytes_returned,
(void*)pParams->lpBytesReturned,
sizeof(u_int32_t)))
goto invalid;
hptiop_unlock_adapter(hba);
return 0;
} else{
invalid:
hptiop_unlock_adapter(hba);
return EFAULT;
}
}
static int hptiop_rescan_bus(struct hpt_iop_hba * hba)
{
struct cam_path *path;
union ccb *ccb;
if (xpt_create_path(&path, xpt_periph, cam_sim_path(hba->sim),
CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP)
return(EIO);
if ((ccb = malloc(sizeof(union ccb), M_TEMP, M_WAITOK)) == NULL)
return(ENOMEM);
bzero(ccb, sizeof(union ccb));
xpt_setup_ccb(&ccb->ccb_h, path, 5);
ccb->ccb_h.func_code = XPT_SCAN_BUS;
ccb->ccb_h.cbfcnp = hptiop_bus_scan_cb;
ccb->crcn.flags = CAM_FLAG_NONE;
xpt_action(ccb);
return(0);
}
static void hptiop_bus_scan_cb(struct cam_periph *periph, union ccb *ccb)
{
xpt_free_path(ccb->ccb_h.path);
free(ccb, M_TEMP);
}
static bus_dmamap_callback_t hptiop_map_srb;
static bus_dmamap_callback_t hptiop_post_scsi_command;
static bus_dmamap_callback_t hptiop_mv_map_ctlcfg;
static int hptiop_alloc_pci_res_itl(struct hpt_iop_hba *hba)
{
hba->bar0_rid = 0x10;
hba->bar0_res = bus_alloc_resource_any(hba->pcidev,
SYS_RES_MEMORY, &hba->bar0_rid, RF_ACTIVE);
if (hba->bar0_res == NULL) {
device_printf(hba->pcidev,
"failed to get iop base adrress.\n");
return -1;
}
hba->bar0t = rman_get_bustag(hba->bar0_res);
hba->bar0h = rman_get_bushandle(hba->bar0_res);
hba->u.itl.mu = (struct hpt_iopmu_itl *)
rman_get_virtual(hba->bar0_res);
if (!hba->u.itl.mu) {
bus_release_resource(hba->pcidev, SYS_RES_MEMORY,
hba->bar0_rid, hba->bar0_res);
device_printf(hba->pcidev, "alloc mem res failed\n");
return -1;
}
return 0;
}
static int hptiop_alloc_pci_res_mv(struct hpt_iop_hba *hba)
{
hba->bar0_rid = 0x10;
hba->bar0_res = bus_alloc_resource_any(hba->pcidev,
SYS_RES_MEMORY, &hba->bar0_rid, RF_ACTIVE);
if (hba->bar0_res == NULL) {
device_printf(hba->pcidev, "failed to get iop bar0.\n");
return -1;
}
hba->bar0t = rman_get_bustag(hba->bar0_res);
hba->bar0h = rman_get_bushandle(hba->bar0_res);
hba->u.mv.regs = (struct hpt_iopmv_regs *)
rman_get_virtual(hba->bar0_res);
if (!hba->u.mv.regs) {
bus_release_resource(hba->pcidev, SYS_RES_MEMORY,
hba->bar0_rid, hba->bar0_res);
device_printf(hba->pcidev, "alloc bar0 mem res failed\n");
return -1;
}
hba->bar2_rid = 0x18;
hba->bar2_res = bus_alloc_resource_any(hba->pcidev,
SYS_RES_MEMORY, &hba->bar2_rid, RF_ACTIVE);
if (hba->bar2_res == NULL) {
bus_release_resource(hba->pcidev, SYS_RES_MEMORY,
hba->bar0_rid, hba->bar0_res);
device_printf(hba->pcidev, "failed to get iop bar2.\n");
return -1;
}
hba->bar2t = rman_get_bustag(hba->bar2_res);
hba->bar2h = rman_get_bushandle(hba->bar2_res);
hba->u.mv.mu = (struct hpt_iopmu_mv *)rman_get_virtual(hba->bar2_res);
if (!hba->u.mv.mu) {
bus_release_resource(hba->pcidev, SYS_RES_MEMORY,
hba->bar0_rid, hba->bar0_res);
bus_release_resource(hba->pcidev, SYS_RES_MEMORY,
hba->bar2_rid, hba->bar2_res);
device_printf(hba->pcidev, "alloc mem bar2 res failed\n");
return -1;
}
return 0;
}
static void hptiop_release_pci_res_itl(struct hpt_iop_hba *hba)
{
if (hba->bar0_res)
bus_release_resource(hba->pcidev, SYS_RES_MEMORY,
hba->bar0_rid, hba->bar0_res);
}
static void hptiop_release_pci_res_mv(struct hpt_iop_hba *hba)
{
if (hba->bar0_res)
bus_release_resource(hba->pcidev, SYS_RES_MEMORY,
hba->bar0_rid, hba->bar0_res);
if (hba->bar2_res)
bus_release_resource(hba->pcidev, SYS_RES_MEMORY,
hba->bar2_rid, hba->bar2_res);
}
static int hptiop_internal_memalloc_mv(struct hpt_iop_hba *hba)
{
if (bus_dma_tag_create(hba->parent_dmat,
1,
0,
BUS_SPACE_MAXADDR_32BIT,
BUS_SPACE_MAXADDR,
NULL, NULL,
0x800 - 0x8,
1,
BUS_SPACE_MAXSIZE_32BIT,
BUS_DMA_ALLOCNOW,
#if __FreeBSD_version > 502000
NULL,
NULL,
#endif
&hba->ctlcfg_dmat)) {
device_printf(hba->pcidev, "alloc ctlcfg_dmat failed\n");
return -1;
}
if (bus_dmamem_alloc(hba->ctlcfg_dmat, (void **)&hba->ctlcfg_ptr,
#if __FreeBSD_version>501000
BUS_DMA_WAITOK | BUS_DMA_COHERENT,
#else
BUS_DMA_WAITOK,
#endif
&hba->ctlcfg_dmamap) != 0) {
device_printf(hba->pcidev,
"bus_dmamem_alloc failed!\n");
bus_dma_tag_destroy(hba->ctlcfg_dmat);
return -1;
}
if (bus_dmamap_load(hba->ctlcfg_dmat,
hba->ctlcfg_dmamap, hba->ctlcfg_ptr,
MVIOP_IOCTLCFG_SIZE,
hptiop_mv_map_ctlcfg, hba, 0)) {
device_printf(hba->pcidev, "bus_dmamap_load failed!\n");
if (hba->ctlcfg_dmat)
bus_dmamem_free(hba->ctlcfg_dmat,
hba->ctlcfg_ptr, hba->ctlcfg_dmamap);
bus_dma_tag_destroy(hba->ctlcfg_dmat);
return -1;
}
return 0;
}
static int hptiop_internal_memfree_mv(struct hpt_iop_hba *hba)
{
if (hba->ctlcfg_dmat) {
bus_dmamap_unload(hba->ctlcfg_dmat, hba->ctlcfg_dmamap);
bus_dmamem_free(hba->ctlcfg_dmat,
hba->ctlcfg_ptr, hba->ctlcfg_dmamap);
bus_dma_tag_destroy(hba->ctlcfg_dmat);
}
return 0;
}
/*
* CAM driver interface
*/
static device_method_t driver_methods[] = {
/* Device interface */
DEVMETHOD(device_probe, hptiop_probe),
DEVMETHOD(device_attach, hptiop_attach),
DEVMETHOD(device_detach, hptiop_detach),
DEVMETHOD(device_shutdown, hptiop_shutdown),
{ 0, 0 }
};
static struct hptiop_adapter_ops hptiop_itl_ops = {
.iop_wait_ready = hptiop_wait_ready_itl,
.internal_memalloc = 0,
.internal_memfree = 0,
.alloc_pci_res = hptiop_alloc_pci_res_itl,
.release_pci_res = hptiop_release_pci_res_itl,
.enable_intr = hptiop_enable_intr_itl,
.disable_intr = hptiop_disable_intr_itl,
.get_config = hptiop_get_config_itl,
.set_config = hptiop_set_config_itl,
.iop_intr = hptiop_intr_itl,
.post_msg = hptiop_post_msg_itl,
.post_req = hptiop_post_req_itl,
.do_ioctl = hptiop_do_ioctl_itl,
};
static struct hptiop_adapter_ops hptiop_mv_ops = {
.iop_wait_ready = hptiop_wait_ready_mv,
.internal_memalloc = hptiop_internal_memalloc_mv,
.internal_memfree = hptiop_internal_memfree_mv,
.alloc_pci_res = hptiop_alloc_pci_res_mv,
.release_pci_res = hptiop_release_pci_res_mv,
.enable_intr = hptiop_enable_intr_mv,
.disable_intr = hptiop_disable_intr_mv,
.get_config = hptiop_get_config_mv,
.set_config = hptiop_set_config_mv,
.iop_intr = hptiop_intr_mv,
.post_msg = hptiop_post_msg_mv,
.post_req = hptiop_post_req_mv,
.do_ioctl = hptiop_do_ioctl_mv,
};
static driver_t hptiop_pci_driver = {
driver_name,
driver_methods,
sizeof(struct hpt_iop_hba)
};
DRIVER_MODULE(hptiop, pci, hptiop_pci_driver, hptiop_devclass, 0, 0);
static int hptiop_probe(device_t dev)
{
struct hpt_iop_hba *hba;
u_int32_t id;
static char buf[256];
int sas = 0;
struct hptiop_adapter_ops *ops;
if (pci_get_vendor(dev) != 0x1103)
return (ENXIO);
id = pci_get_device(dev);
switch (id) {
case 0x4320:
sas = 1;
case 0x3220:
case 0x3320:
case 0x3410:
case 0x3520:
case 0x3510:
case 0x3511:
case 0x3521:
case 0x3522:
case 0x3540:
ops = &hptiop_itl_ops;
break;
case 0x3120:
case 0x3122:
case 0x3020:
ops = &hptiop_mv_ops;
break;
default:
return (ENXIO);
}
device_printf(dev, "adapter at PCI %d:%d:%d, IRQ %d\n",
pci_get_bus(dev), pci_get_slot(dev),
pci_get_function(dev), pci_get_irq(dev));
sprintf(buf, "RocketRAID %x %s Controller\n",
id, sas ? "SAS" : "SATA");
device_set_desc_copy(dev, buf);
hba = (struct hpt_iop_hba *)device_get_softc(dev);
bzero(hba, sizeof(struct hpt_iop_hba));
hba->ops = ops;
KdPrint(("hba->ops=%p\n", hba->ops));
return 0;
}
static int hptiop_attach(device_t dev)
{
struct hpt_iop_hba *hba = (struct hpt_iop_hba *)device_get_softc(dev);
struct hpt_iop_request_get_config iop_config;
struct hpt_iop_request_set_config set_config;
int rid = 0;
struct cam_devq *devq;
struct ccb_setasync ccb;
u_int32_t unit = device_get_unit(dev);
device_printf(dev, "%d RocketRAID 3xxx/4xxx controller driver %s\n",
unit, driver_version);
KdPrint(("hptiop: attach(%d, %d/%d/%d) ops=%p\n", unit,
pci_get_bus(dev), pci_get_slot(dev),
pci_get_function(dev), hba->ops));
#if __FreeBSD_version >=440000
pci_enable_busmaster(dev);
#endif
hba->pcidev = dev;
hba->pciunit = unit;
if (hba->ops->alloc_pci_res(hba))
return ENXIO;
if (hba->ops->iop_wait_ready(hba, 2000)) {
device_printf(dev, "adapter is not ready\n");
goto release_pci_res;
}
#if (__FreeBSD_version >= 500000)
mtx_init(&hba->lock, "hptioplock", NULL, MTX_DEF);
#endif
if (bus_dma_tag_create(NULL,/* parent */
1, /* alignment */
0, /* boundary */
BUS_SPACE_MAXADDR, /* lowaddr */
BUS_SPACE_MAXADDR, /* highaddr */
NULL, NULL, /* filter, filterarg */
BUS_SPACE_MAXSIZE_32BIT, /* maxsize */
BUS_SPACE_UNRESTRICTED, /* nsegments */
BUS_SPACE_MAXSIZE_32BIT, /* maxsegsize */
0, /* flags */
#if __FreeBSD_version>502000
NULL, /* lockfunc */
NULL, /* lockfuncarg */
#endif
&hba->parent_dmat /* tag */))
{
device_printf(dev, "alloc parent_dmat failed\n");
goto release_pci_res;
}
if (hba->ops->internal_memalloc) {
if (hba->ops->internal_memalloc(hba)) {
device_printf(dev, "alloc srb_dmat failed\n");
goto destroy_parent_tag;
}
}
if (hba->ops->get_config(hba, &iop_config)) {
device_printf(dev, "get iop config failed.\n");
goto get_config_failed;
}
hba->firmware_version = iop_config.firmware_version;
hba->interface_version = iop_config.interface_version;
hba->max_requests = iop_config.max_requests;
hba->max_devices = iop_config.max_devices;
hba->max_request_size = iop_config.request_size;
hba->max_sg_count = iop_config.max_sg_count;
if (bus_dma_tag_create(hba->parent_dmat,/* parent */
4, /* alignment */
BUS_SPACE_MAXADDR_32BIT+1, /* boundary */
BUS_SPACE_MAXADDR, /* lowaddr */
BUS_SPACE_MAXADDR, /* highaddr */
NULL, NULL, /* filter, filterarg */
PAGE_SIZE * (hba->max_sg_count-1), /* maxsize */
hba->max_sg_count, /* nsegments */
0x20000, /* maxsegsize */
BUS_DMA_ALLOCNOW, /* flags */
#if __FreeBSD_version>502000
busdma_lock_mutex, /* lockfunc */
&hba->lock, /* lockfuncarg */
#endif
&hba->io_dmat /* tag */))
{
device_printf(dev, "alloc io_dmat failed\n");
goto get_config_failed;
}
if (bus_dma_tag_create(hba->parent_dmat,/* parent */
1, /* alignment */
0, /* boundary */
BUS_SPACE_MAXADDR_32BIT, /* lowaddr */
BUS_SPACE_MAXADDR, /* highaddr */
NULL, NULL, /* filter, filterarg */
HPT_SRB_MAX_SIZE * HPT_SRB_MAX_QUEUE_SIZE + 0x20,
1, /* nsegments */
BUS_SPACE_MAXSIZE_32BIT, /* maxsegsize */
0, /* flags */
#if __FreeBSD_version>502000
NULL, /* lockfunc */
NULL, /* lockfuncarg */
#endif
&hba->srb_dmat /* tag */))
{
device_printf(dev, "alloc srb_dmat failed\n");
goto destroy_io_dmat;
}
if (bus_dmamem_alloc(hba->srb_dmat, (void **)&hba->uncached_ptr,
#if __FreeBSD_version>501000
BUS_DMA_WAITOK | BUS_DMA_COHERENT,
#else
BUS_DMA_WAITOK,
#endif
&hba->srb_dmamap) != 0)
{
device_printf(dev, "srb bus_dmamem_alloc failed!\n");
goto destroy_srb_dmat;
}
if (bus_dmamap_load(hba->srb_dmat,
hba->srb_dmamap, hba->uncached_ptr,
(HPT_SRB_MAX_SIZE * HPT_SRB_MAX_QUEUE_SIZE) + 0x20,
hptiop_map_srb, hba, 0))
{
device_printf(dev, "bus_dmamap_load failed!\n");
goto srb_dmamem_free;
}
if ((devq = cam_simq_alloc(hba->max_requests - 1 )) == NULL) {
device_printf(dev, "cam_simq_alloc failed\n");
goto srb_dmamap_unload;
}
#if __FreeBSD_version <700000
hba->sim = cam_sim_alloc(hptiop_action, hptiop_poll, driver_name,
hba, unit, hba->max_requests - 1, 1, devq);
#else
hba->sim = cam_sim_alloc(hptiop_action, hptiop_poll, driver_name,
hba, unit, &Giant, hba->max_requests - 1, 1, devq);
#endif
if (!hba->sim) {
device_printf(dev, "cam_sim_alloc failed\n");
cam_simq_free(devq);
goto srb_dmamap_unload;
}
#if __FreeBSD_version <700000
if (xpt_bus_register(hba->sim, 0) != CAM_SUCCESS)
#else
if (xpt_bus_register(hba->sim, dev, 0) != CAM_SUCCESS)
#endif
{
device_printf(dev, "xpt_bus_register failed\n");
goto free_cam_sim;
}
if (xpt_create_path(&hba->path, /*periph */ NULL,
cam_sim_path(hba->sim), CAM_TARGET_WILDCARD,
CAM_LUN_WILDCARD) != CAM_REQ_CMP) {
device_printf(dev, "xpt_create_path failed\n");
goto deregister_xpt_bus;
}
bzero(&set_config, sizeof(set_config));
set_config.iop_id = unit;
set_config.vbus_id = cam_sim_path(hba->sim);
set_config.max_host_request_size = HPT_SRB_MAX_REQ_SIZE;
if (hba->ops->set_config(hba, &set_config)) {
device_printf(dev, "set iop config failed.\n");
goto free_hba_path;
}
xpt_setup_ccb(&ccb.ccb_h, hba->path, /*priority*/5);
ccb.ccb_h.func_code = XPT_SASYNC_CB;
ccb.event_enable = (AC_FOUND_DEVICE | AC_LOST_DEVICE);
ccb.callback = hptiop_async;
ccb.callback_arg = hba->sim;
xpt_action((union ccb *)&ccb);
rid = 0;
if ((hba->irq_res = bus_alloc_resource(hba->pcidev, SYS_RES_IRQ,
&rid, 0, ~0ul, 1, RF_SHAREABLE | RF_ACTIVE)) == NULL) {
device_printf(dev, "allocate irq failed!\n");
goto free_hba_path;
}
#if __FreeBSD_version <700000
if (bus_setup_intr(hba->pcidev, hba->irq_res, INTR_TYPE_CAM,
hptiop_pci_intr, hba, &hba->irq_handle))
#else
if (bus_setup_intr(hba->pcidev, hba->irq_res, INTR_TYPE_CAM,
NULL, hptiop_pci_intr, hba, &hba->irq_handle))
#endif
{
device_printf(dev, "allocate intr function failed!\n");
goto free_irq_resource;
}
if (hptiop_send_sync_msg(hba,
IOPMU_INBOUND_MSG0_START_BACKGROUND_TASK, 5000)) {
device_printf(dev, "fail to start background task\n");
goto teartown_irq_resource;
}
hba->ops->enable_intr(hba);
hba->ioctl_dev = make_dev(&hptiop_cdevsw, unit,
UID_ROOT, GID_WHEEL /*GID_OPERATOR*/,
S_IRUSR | S_IWUSR, "%s%d", driver_name, unit);
#if __FreeBSD_version < 503000
hba->ioctl_dev->si_drv1 = hba;
#endif
hptiop_rescan_bus(hba);
return 0;
teartown_irq_resource:
bus_teardown_intr(dev, hba->irq_res, hba->irq_handle);
free_irq_resource:
bus_release_resource(dev, SYS_RES_IRQ, 0, hba->irq_res);
free_hba_path:
xpt_free_path(hba->path);
deregister_xpt_bus:
xpt_bus_deregister(cam_sim_path(hba->sim));
free_cam_sim:
cam_sim_free(hba->sim, /*free devq*/ TRUE);
srb_dmamap_unload:
if (hba->uncached_ptr)
bus_dmamap_unload(hba->srb_dmat, hba->srb_dmamap);
srb_dmamem_free:
if (hba->uncached_ptr)
bus_dmamem_free(hba->srb_dmat,
hba->uncached_ptr, hba->srb_dmamap);
destroy_srb_dmat:
if (hba->srb_dmat)
bus_dma_tag_destroy(hba->srb_dmat);
destroy_io_dmat:
if (hba->io_dmat)
bus_dma_tag_destroy(hba->io_dmat);
get_config_failed:
if (hba->ops->internal_memfree)
hba->ops->internal_memfree(hba);
destroy_parent_tag:
if (hba->parent_dmat)
bus_dma_tag_destroy(hba->parent_dmat);
release_pci_res:
if (hba->ops->release_pci_res)
hba->ops->release_pci_res(hba);
return ENXIO;
}
static int hptiop_detach(device_t dev)
{
struct hpt_iop_hba * hba = (struct hpt_iop_hba *)device_get_softc(dev);
int i;
int error = EBUSY;
hptiop_lock_adapter(hba);
for (i = 0; i < hba->max_devices; i++)
if (hptiop_os_query_remove_device(hba, i)) {
device_printf(dev, "%d file system is busy. id=%d",
hba->pciunit, i);
goto out;
}
if ((error = hptiop_shutdown(dev)) != 0)
goto out;
if (hptiop_send_sync_msg(hba,
IOPMU_INBOUND_MSG0_STOP_BACKGROUND_TASK, 60000))
goto out;
hptiop_release_resource(hba);
error = 0;
out:
hptiop_unlock_adapter(hba);
return error;
}
static int hptiop_shutdown(device_t dev)
{
struct hpt_iop_hba * hba = (struct hpt_iop_hba *)device_get_softc(dev);
int error = 0;
if (hba->flag & HPT_IOCTL_FLAG_OPEN) {
device_printf(dev, "%d device is busy", hba->pciunit);
return EBUSY;
}
hba->ops->disable_intr(hba);
if (hptiop_send_sync_msg(hba, IOPMU_INBOUND_MSG0_SHUTDOWN, 60000))
error = EBUSY;
return error;
}
static void hptiop_pci_intr(void *arg)
{
struct hpt_iop_hba * hba = (struct hpt_iop_hba *)arg;
hptiop_lock_adapter(hba);
hba->ops->iop_intr(hba);
hptiop_unlock_adapter(hba);
}
static void hptiop_poll(struct cam_sim *sim)
{
hptiop_pci_intr(cam_sim_softc(sim));
}
static void hptiop_async(void * callback_arg, u_int32_t code,
struct cam_path * path, void * arg)
{
}
static void hptiop_enable_intr_itl(struct hpt_iop_hba *hba)
{
BUS_SPACE_WRT4_ITL(outbound_intmask,
~(IOPMU_OUTBOUND_INT_POSTQUEUE | IOPMU_OUTBOUND_INT_MSG0));
}
static void hptiop_enable_intr_mv(struct hpt_iop_hba *hba)
{
u_int32_t int_mask;
int_mask = BUS_SPACE_RD4_MV0(outbound_intmask);
int_mask |= MVIOP_MU_OUTBOUND_INT_POSTQUEUE
| MVIOP_MU_OUTBOUND_INT_MSG;
BUS_SPACE_WRT4_MV0(outbound_intmask,int_mask);
}
static void hptiop_disable_intr_itl(struct hpt_iop_hba *hba)
{
u_int32_t int_mask;
int_mask = BUS_SPACE_RD4_ITL(outbound_intmask);
int_mask |= IOPMU_OUTBOUND_INT_POSTQUEUE | IOPMU_OUTBOUND_INT_MSG0;
BUS_SPACE_WRT4_ITL(outbound_intmask, int_mask);
BUS_SPACE_RD4_ITL(outbound_intstatus);
}
static void hptiop_disable_intr_mv(struct hpt_iop_hba *hba)
{
u_int32_t int_mask;
int_mask = BUS_SPACE_RD4_MV0(outbound_intmask);
int_mask &= ~(MVIOP_MU_OUTBOUND_INT_MSG
| MVIOP_MU_OUTBOUND_INT_POSTQUEUE);
BUS_SPACE_WRT4_MV0(outbound_intmask,int_mask);
BUS_SPACE_RD4_MV0(outbound_intmask);
}
static int hptiop_reset_adapter(struct hpt_iop_hba * hba)
{
return hptiop_send_sync_msg(hba, IOPMU_INBOUND_MSG0_RESET, 60000);
}
static void *hptiop_get_srb(struct hpt_iop_hba * hba)
{
struct hpt_iop_srb * srb;
if (hba->srb_list) {
srb = hba->srb_list;
hba->srb_list = srb->next;
return srb;
}
return NULL;
}
static void hptiop_free_srb(struct hpt_iop_hba *hba, struct hpt_iop_srb *srb)
{
srb->next = hba->srb_list;
hba->srb_list = srb;
}
static void hptiop_action(struct cam_sim *sim, union ccb *ccb)
{
struct hpt_iop_hba * hba = (struct hpt_iop_hba *)cam_sim_softc(sim);
struct hpt_iop_srb * srb;
switch (ccb->ccb_h.func_code) {
case XPT_SCSI_IO:
hptiop_lock_adapter(hba);
if (ccb->ccb_h.target_lun != 0 ||
ccb->ccb_h.target_id >= hba->max_devices ||
(ccb->ccb_h.flags & CAM_CDB_PHYS))
{
ccb->ccb_h.status = CAM_TID_INVALID;
xpt_done(ccb);
goto scsi_done;
}
if ((srb = hptiop_get_srb(hba)) == NULL) {
device_printf(hba->pcidev, "srb allocated failed");
ccb->ccb_h.status = CAM_REQ_CMP_ERR;
xpt_done(ccb);
goto scsi_done;
}
srb->ccb = ccb;
if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_NONE)
hptiop_post_scsi_command(srb, NULL, 0, 0);
else if ((ccb->ccb_h.flags & CAM_SCATTER_VALID) == 0) {
if ((ccb->ccb_h.flags & CAM_DATA_PHYS) == 0) {
int error;
error = bus_dmamap_load(hba->io_dmat,
srb->dma_map,
ccb->csio.data_ptr,
ccb->csio.dxfer_len,
hptiop_post_scsi_command,
srb, 0);
if (error && error != EINPROGRESS) {
device_printf(hba->pcidev,
"%d bus_dmamap_load error %d",
hba->pciunit, error);
xpt_freeze_simq(hba->sim, 1);
ccb->ccb_h.status = CAM_REQ_CMP_ERR;
invalid:
hptiop_free_srb(hba, srb);
xpt_done(ccb);
goto scsi_done;
}
}
else {
device_printf(hba->pcidev,
"CAM_DATA_PHYS not supported");
ccb->ccb_h.status = CAM_REQ_CMP_ERR;
goto invalid;
}
}
else {
struct bus_dma_segment *segs;
if ((ccb->ccb_h.flags & CAM_SG_LIST_PHYS) == 0 ||
(ccb->ccb_h.flags & CAM_DATA_PHYS) != 0) {
device_printf(hba->pcidev, "SCSI cmd failed");
ccb->ccb_h.status=CAM_PROVIDE_FAIL;
goto invalid;
}
segs = (struct bus_dma_segment *)ccb->csio.data_ptr;
hptiop_post_scsi_command(srb, segs,
ccb->csio.sglist_cnt, 0);
}
scsi_done:
hptiop_unlock_adapter(hba);
return;
case XPT_RESET_BUS:
device_printf(hba->pcidev, "reset adapter");
hptiop_lock_adapter(hba);
hba->msg_done = 0;
hptiop_reset_adapter(hba);
hptiop_unlock_adapter(hba);
break;
case XPT_GET_TRAN_SETTINGS:
case XPT_SET_TRAN_SETTINGS:
ccb->ccb_h.status = CAM_FUNC_NOTAVAIL;
break;
case XPT_CALC_GEOMETRY:
ccb->ccg.heads = 255;
ccb->ccg.secs_per_track = 63;
ccb->ccg.cylinders = ccb->ccg.volume_size /
(ccb->ccg.heads * ccb->ccg.secs_per_track);
ccb->ccb_h.status = CAM_REQ_CMP;
break;
case XPT_PATH_INQ:
{
struct ccb_pathinq *cpi = &ccb->cpi;
cpi->version_num = 1;
cpi->hba_inquiry = PI_SDTR_ABLE;
cpi->target_sprt = 0;
cpi->hba_misc = PIM_NOBUSRESET;
cpi->hba_eng_cnt = 0;
cpi->max_target = hba->max_devices;
cpi->max_lun = 0;
cpi->unit_number = cam_sim_unit(sim);
cpi->bus_id = cam_sim_bus(sim);
cpi->initiator_id = hba->max_devices;
cpi->base_transfer_speed = 3300;
strncpy(cpi->sim_vid, "FreeBSD", SIM_IDLEN);
strncpy(cpi->hba_vid, "HPT ", HBA_IDLEN);
strncpy(cpi->dev_name, cam_sim_name(sim), DEV_IDLEN);
cpi->ccb_h.status = CAM_REQ_CMP;
break;
}
default:
ccb->ccb_h.status = CAM_REQ_INVALID;
break;
}
xpt_done(ccb);
return;
}
static void hptiop_post_req_itl(struct hpt_iop_hba *hba,
struct hpt_iop_srb *srb,
bus_dma_segment_t *segs, int nsegs)
{
int idx;
union ccb *ccb = srb->ccb;
u_int8_t *cdb;
if (ccb->ccb_h.flags & CAM_CDB_POINTER)
cdb = ccb->csio.cdb_io.cdb_ptr;
else
cdb = ccb->csio.cdb_io.cdb_bytes;
KdPrint(("ccb=%p %x-%x-%x\n",
ccb, *(u_int32_t *)cdb, *((u_int32_t *)cdb+1), *((u_int32_t *)cdb+2)));
if (srb->srb_flag & HPT_SRB_FLAG_HIGH_MEM_ACESS) {
u_int32_t iop_req32;
struct hpt_iop_request_scsi_command req;
iop_req32 = BUS_SPACE_RD4_ITL(inbound_queue);
if (iop_req32 == IOPMU_QUEUE_EMPTY) {
device_printf(hba->pcidev, "invaild req offset\n");
ccb->ccb_h.status = CAM_BUSY;
bus_dmamap_unload(hba->io_dmat, srb->dma_map);
hptiop_free_srb(hba, srb);
xpt_done(ccb);
return;
}
if (ccb->csio.dxfer_len && nsegs > 0) {
struct hpt_iopsg *psg = req.sg_list;
for (idx = 0; idx < nsegs; idx++, psg++) {
psg->pci_address = (u_int64_t)segs[idx].ds_addr;
psg->size = segs[idx].ds_len;
psg->eot = 0;
}
psg[-1].eot = 1;
}
bcopy(cdb, req.cdb, ccb->csio.cdb_len);
req.header.size = offsetof(struct hpt_iop_request_scsi_command, sg_list)
+ nsegs*sizeof(struct hpt_iopsg);
req.header.type = IOP_REQUEST_TYPE_SCSI_COMMAND;
req.header.flags = 0;
req.header.result = IOP_RESULT_PENDING;
req.header.context = (u_int64_t)(unsigned long)srb;
req.dataxfer_length = ccb->csio.dxfer_len;
req.channel = 0;
req.target = ccb->ccb_h.target_id;
req.lun = ccb->ccb_h.target_lun;
bus_space_write_region_1(hba->bar0t, hba->bar0h, iop_req32,
(u_int8_t *)&req, req.header.size);
if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) {
bus_dmamap_sync(hba->io_dmat,
srb->dma_map, BUS_DMASYNC_PREREAD);
}
else if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_OUT)
bus_dmamap_sync(hba->io_dmat,
srb->dma_map, BUS_DMASYNC_PREWRITE);
BUS_SPACE_WRT4_ITL(inbound_queue,iop_req32);
} else {
struct hpt_iop_request_scsi_command *req;
req = (struct hpt_iop_request_scsi_command *)srb;
if (ccb->csio.dxfer_len && nsegs > 0) {
struct hpt_iopsg *psg = req->sg_list;
for (idx = 0; idx < nsegs; idx++, psg++) {
psg->pci_address =
(u_int64_t)segs[idx].ds_addr;
psg->size = segs[idx].ds_len;
psg->eot = 0;
}
psg[-1].eot = 1;
}
bcopy(cdb, req->cdb, ccb->csio.cdb_len);
req->header.type = IOP_REQUEST_TYPE_SCSI_COMMAND;
req->header.result = IOP_RESULT_PENDING;
req->dataxfer_length = ccb->csio.dxfer_len;
req->channel = 0;
req->target = ccb->ccb_h.target_id;
req->lun = ccb->ccb_h.target_lun;
req->header.size = offsetof(struct hpt_iop_request_scsi_command, sg_list)
+ nsegs*sizeof(struct hpt_iopsg);
req->header.context = (u_int64_t)srb->index |
IOPMU_QUEUE_ADDR_HOST_BIT;
req->header.flags = IOP_REQUEST_FLAG_OUTPUT_CONTEXT;
if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) {
bus_dmamap_sync(hba->io_dmat,
srb->dma_map, BUS_DMASYNC_PREREAD);
}else if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_OUT) {
bus_dmamap_sync(hba->io_dmat,
srb->dma_map, BUS_DMASYNC_PREWRITE);
}
if (hba->firmware_version > 0x01020000
|| hba->interface_version > 0x01020000) {
u_int32_t size_bits;
if (req->header.size < 256)
size_bits = IOPMU_QUEUE_REQUEST_SIZE_BIT;
else if (req->header.size < 512)
size_bits = IOPMU_QUEUE_ADDR_HOST_BIT;
else
size_bits = IOPMU_QUEUE_REQUEST_SIZE_BIT
| IOPMU_QUEUE_ADDR_HOST_BIT;
BUS_SPACE_WRT4_ITL(inbound_queue,
(u_int32_t)srb->phy_addr | size_bits);
} else
BUS_SPACE_WRT4_ITL(inbound_queue, (u_int32_t)srb->phy_addr
|IOPMU_QUEUE_ADDR_HOST_BIT);
}
}
static void hptiop_post_req_mv(struct hpt_iop_hba *hba,
struct hpt_iop_srb *srb,
bus_dma_segment_t *segs, int nsegs)
{
int idx, size;
union ccb *ccb = srb->ccb;
u_int8_t *cdb;
struct hpt_iop_request_scsi_command *req;
u_int64_t req_phy;
req = (struct hpt_iop_request_scsi_command *)srb;
req_phy = srb->phy_addr;
if (ccb->csio.dxfer_len && nsegs > 0) {
struct hpt_iopsg *psg = req->sg_list;
for (idx = 0; idx < nsegs; idx++, psg++) {
psg->pci_address = (u_int64_t)segs[idx].ds_addr;
psg->size = segs[idx].ds_len;
psg->eot = 0;
}
psg[-1].eot = 1;
}
if (ccb->ccb_h.flags & CAM_CDB_POINTER)
cdb = ccb->csio.cdb_io.cdb_ptr;
else
cdb = ccb->csio.cdb_io.cdb_bytes;
bcopy(cdb, req->cdb, ccb->csio.cdb_len);
req->header.type = IOP_REQUEST_TYPE_SCSI_COMMAND;
req->header.result = IOP_RESULT_PENDING;
req->dataxfer_length = ccb->csio.dxfer_len;
req->channel = 0;
req->target = ccb->ccb_h.target_id;
req->lun = ccb->ccb_h.target_lun;
req->header.size = sizeof(struct hpt_iop_request_scsi_command)
- sizeof(struct hpt_iopsg)
+ nsegs * sizeof(struct hpt_iopsg);
if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_IN) {
bus_dmamap_sync(hba->io_dmat,
srb->dma_map, BUS_DMASYNC_PREREAD);
}
else if ((ccb->ccb_h.flags & CAM_DIR_MASK) == CAM_DIR_OUT)
bus_dmamap_sync(hba->io_dmat,
srb->dma_map, BUS_DMASYNC_PREWRITE);
req->header.context = (u_int64_t)srb->index
<< MVIOP_REQUEST_NUMBER_START_BIT
| MVIOP_CMD_TYPE_SCSI;
req->header.flags = IOP_REQUEST_FLAG_OUTPUT_CONTEXT;
size = req->header.size >> 8;
hptiop_mv_inbound_write(req_phy
| MVIOP_MU_QUEUE_ADDR_HOST_BIT
| (size > 3 ? 3 : size), hba);
}
static void hptiop_post_scsi_command(void *arg, bus_dma_segment_t *segs,
int nsegs, int error)
{
struct hpt_iop_srb *srb = (struct hpt_iop_srb *)arg;
union ccb *ccb = srb->ccb;
struct hpt_iop_hba *hba = srb->hba;
if (error || nsegs > hba->max_sg_count) {
KdPrint(("hptiop: func_code=%x tid=%x lun=%x nsegs=%d\n",
ccb->ccb_h.func_code,
ccb->ccb_h.target_id,
ccb->ccb_h.target_lun, nsegs));
ccb->ccb_h.status = CAM_BUSY;
bus_dmamap_unload(hba->io_dmat, srb->dma_map);
hptiop_free_srb(hba, srb);
xpt_done(ccb);
return;
}
hba->ops->post_req(hba, srb, segs, nsegs);
}
static void hptiop_mv_map_ctlcfg(void *arg, bus_dma_segment_t *segs,
int nsegs, int error)
{
struct hpt_iop_hba *hba = (struct hpt_iop_hba *)arg;
hba->ctlcfgcmd_phy = ((u_int64_t)segs->ds_addr + 0x1F)
& ~(u_int64_t)0x1F;
hba->ctlcfg_ptr = (u_int8_t *)(((unsigned long)hba->ctlcfg_ptr + 0x1F)
& ~0x1F);
}
static void hptiop_map_srb(void *arg, bus_dma_segment_t *segs,
int nsegs, int error)
{
struct hpt_iop_hba * hba = (struct hpt_iop_hba *)arg;
bus_addr_t phy_addr = (segs->ds_addr + 0x1F) & ~(bus_addr_t)0x1F;
struct hpt_iop_srb *srb, *tmp_srb;
int i;
if (error || nsegs == 0) {
device_printf(hba->pcidev, "hptiop_map_srb error");
return;
}
/* map srb */
srb = (struct hpt_iop_srb *)
(((unsigned long)hba->uncached_ptr + 0x1F)
& ~(unsigned long)0x1F);
for (i = 0; i < HPT_SRB_MAX_QUEUE_SIZE; i++) {
tmp_srb = (struct hpt_iop_srb *)
((char *)srb + i * HPT_SRB_MAX_SIZE);
if (((unsigned long)tmp_srb & 0x1F) == 0) {
if (bus_dmamap_create(hba->io_dmat,
0, &tmp_srb->dma_map)) {
device_printf(hba->pcidev, "dmamap create failed");
return;
}
bzero(tmp_srb, sizeof(struct hpt_iop_srb));
tmp_srb->hba = hba;
tmp_srb->index = i;
if (hba->ctlcfg_ptr == 0) {/*itl iop*/
tmp_srb->phy_addr = (u_int64_t)(u_int32_t)
(phy_addr >> 5);
if (phy_addr & IOPMU_MAX_MEM_SUPPORT_MASK_32G)
tmp_srb->srb_flag =
HPT_SRB_FLAG_HIGH_MEM_ACESS;
} else {
tmp_srb->phy_addr = phy_addr;
}
hptiop_free_srb(hba, tmp_srb);
hba->srb[i] = tmp_srb;
phy_addr += HPT_SRB_MAX_SIZE;
}
else {
device_printf(hba->pcidev, "invalid alignment");
return;
}
}
}
static void hptiop_os_message_callback(struct hpt_iop_hba * hba, u_int32_t msg)
{
hba->msg_done = 1;
}
static int hptiop_os_query_remove_device(struct hpt_iop_hba * hba,
int target_id)
{
struct cam_periph *periph = NULL;
struct cam_path *path;
int status, retval = 0;
status = xpt_create_path(&path, NULL, hba->sim->path_id, target_id, 0);
if (status == CAM_REQ_CMP) {
if ((periph = cam_periph_find(path, "da")) != NULL) {
if (periph->refcount >= 1) {
device_printf(hba->pcidev, "%d ,"
"target_id=0x%x,"
"refcount=%d",
hba->pciunit, target_id, periph->refcount);
retval = -1;
}
}
xpt_free_path(path);
}
return retval;
}
static void hptiop_release_resource(struct hpt_iop_hba *hba)
{
int i;
if (hba->path) {
struct ccb_setasync ccb;
xpt_setup_ccb(&ccb.ccb_h, hba->path, /*priority*/5);
ccb.ccb_h.func_code = XPT_SASYNC_CB;
ccb.event_enable = 0;
ccb.callback = hptiop_async;
ccb.callback_arg = hba->sim;
xpt_action((union ccb *)&ccb);
xpt_free_path(hba->path);
}
if (hba->sim) {
xpt_bus_deregister(cam_sim_path(hba->sim));
cam_sim_free(hba->sim, TRUE);
}
if (hba->ctlcfg_dmat) {
bus_dmamap_unload(hba->ctlcfg_dmat, hba->ctlcfg_dmamap);
bus_dmamem_free(hba->ctlcfg_dmat,
hba->ctlcfg_ptr, hba->ctlcfg_dmamap);
bus_dma_tag_destroy(hba->ctlcfg_dmat);
}
for (i = 0; i < HPT_SRB_MAX_QUEUE_SIZE; i++) {
struct hpt_iop_srb *srb = hba->srb[i];
if (srb->dma_map)
bus_dmamap_destroy(hba->io_dmat, srb->dma_map);
}
if (hba->srb_dmat) {
bus_dmamap_unload(hba->srb_dmat, hba->srb_dmamap);
bus_dmamap_destroy(hba->srb_dmat, hba->srb_dmamap);
bus_dma_tag_destroy(hba->srb_dmat);
}
if (hba->io_dmat)
bus_dma_tag_destroy(hba->io_dmat);
if (hba->parent_dmat)
bus_dma_tag_destroy(hba->parent_dmat);
if (hba->irq_handle)
bus_teardown_intr(hba->pcidev, hba->irq_res, hba->irq_handle);
if (hba->irq_res)
bus_release_resource(hba->pcidev, SYS_RES_IRQ,
0, hba->irq_res);
if (hba->bar0_res)
bus_release_resource(hba->pcidev, SYS_RES_MEMORY,
hba->bar0_rid, hba->bar0_res);
if (hba->bar2_res)
bus_release_resource(hba->pcidev, SYS_RES_MEMORY,
hba->bar2_rid, hba->bar2_res);
if (hba->ioctl_dev)
destroy_dev(hba->ioctl_dev);
}
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