0cf3f85364
(Patsburg) integrated SAS controller. sys/dev/isci contains all files specific to FreeBSD. sys/dev/isci/scil contains OS-agnostic library maintained by Intel and modified to best integrate into FreeBSD kernel build environment. Sponsored by: Intel Reviewed by: scottl
288 lines
8.7 KiB
C
288 lines
8.7 KiB
C
/*-
|
|
* This file is provided under a dual BSD/GPLv2 license. When using or
|
|
* redistributing this file, you may do so under either license.
|
|
*
|
|
* GPL LICENSE SUMMARY
|
|
*
|
|
* Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved.
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of version 2 of the GNU General Public License as
|
|
* published by the Free Software Foundation.
|
|
*
|
|
* 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; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
|
|
* The full GNU General Public License is included in this distribution
|
|
* in the file called LICENSE.GPL.
|
|
*
|
|
* BSD LICENSE
|
|
*
|
|
* Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved.
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
*
|
|
* * Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* * 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 COPYRIGHT HOLDERS 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 COPYRIGHT
|
|
* OWNER 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("$FreeBSD$");
|
|
|
|
/**
|
|
* @file
|
|
*
|
|
* @brief This file contains the implementation of the public methods for a
|
|
* SCIC_SDS_LIBRARY object.
|
|
*/
|
|
|
|
#include <dev/isci/scil/scic_library.h>
|
|
#include <dev/isci/scil/scic_sds_library.h>
|
|
#include <dev/isci/scil/scic_sds_controller.h>
|
|
#include <dev/isci/scil/scic_sds_request.h>
|
|
#include <dev/isci/scil/scic_sds_remote_device.h>
|
|
#include <dev/isci/scil/intel_pci.h>
|
|
#include <dev/isci/scil/scic_sds_pci.h>
|
|
#include <dev/isci/scil/scu_constants.h>
|
|
|
|
struct SCIC_SDS_CONTROLLER;
|
|
|
|
#define SCIC_LIBRARY_CONTROLLER_MEMORY_START(library) \
|
|
((char *)(library) + sizeof(SCIC_SDS_LIBRARY_T))
|
|
|
|
// ---------------------------------------------------------------------------
|
|
|
|
U32 scic_library_get_object_size(
|
|
U8 max_controller_count
|
|
)
|
|
{
|
|
return sizeof(SCIC_SDS_LIBRARY_T)
|
|
+ scic_sds_controller_get_object_size() * max_controller_count;
|
|
}
|
|
|
|
// ---------------------------------------------------------------------------
|
|
|
|
SCI_LIBRARY_HANDLE_T scic_library_construct(
|
|
void * library_memory,
|
|
U8 max_controller_count
|
|
)
|
|
{
|
|
SCI_STATUS status;
|
|
SCIC_SDS_LIBRARY_T *this_library;
|
|
|
|
this_library = (SCIC_SDS_LIBRARY_T *)library_memory;
|
|
|
|
this_library->max_controller_count = max_controller_count;
|
|
|
|
this_library->controllers =
|
|
(SCIC_SDS_CONTROLLER_T *)((char *)library_memory + sizeof(SCIC_SDS_LIBRARY_T));
|
|
|
|
SCI_BASE_LIBRARY_CONSTRUCT(this_library,
|
|
&this_library->parent,
|
|
max_controller_count,
|
|
struct SCIC_SDS_CONTROLLER,
|
|
status);
|
|
return this_library;
|
|
}
|
|
|
|
// ---------------------------------------------------------------------------
|
|
|
|
void scic_library_set_pci_info(
|
|
SCI_LIBRARY_HANDLE_T library,
|
|
SCI_PCI_COMMON_HEADER_T * pci_header
|
|
)
|
|
{
|
|
SCIC_SDS_LIBRARY_T *this_library;
|
|
this_library = (SCIC_SDS_LIBRARY_T *)library;
|
|
|
|
this_library->pci_device = pci_header->device_id;
|
|
|
|
#if defined(PBG_HBA_A0_BUILD)
|
|
this_library->pci_revision = SCIC_SDS_PCI_REVISION_A0;
|
|
#elif defined(PBG_HBA_A2_BUILD)
|
|
this_library->pci_revision = SCIC_SDS_PCI_REVISION_A2;
|
|
#elif defined(PBG_HBA_BETA_BUILD)
|
|
this_library->pci_revision = SCIC_SDS_PCI_REVISION_B0;
|
|
#elif defined(PBG_BUILD)
|
|
// The SCU PCI function revision ID for A0/A2 is not populated
|
|
// properly. As a result, we force the revision ID to A2 for
|
|
// this situation. Therefore, the standard PBG build will not
|
|
// work for A0.
|
|
if (pci_header->revision == SCIC_SDS_PCI_REVISION_A0)
|
|
this_library->pci_revision = SCIC_SDS_PCI_REVISION_A2;
|
|
else
|
|
this_library->pci_revision = pci_header->revision;
|
|
#endif
|
|
}
|
|
|
|
// ---------------------------------------------------------------------------
|
|
|
|
SCI_STATUS scic_library_allocate_controller(
|
|
SCI_LIBRARY_HANDLE_T library,
|
|
SCI_CONTROLLER_HANDLE_T *new_controller
|
|
)
|
|
{
|
|
SCI_STATUS status;
|
|
SCIC_SDS_LIBRARY_T *this_library;
|
|
|
|
this_library = (SCIC_SDS_LIBRARY_T *)library;
|
|
|
|
if (
|
|
( (this_library->pci_device >= 0x1D60)
|
|
&& (this_library->pci_device <= 0x1D62)
|
|
)
|
|
|| ( (this_library->pci_device >= 0x1D64)
|
|
&& (this_library->pci_device <= 0x1D65)
|
|
)
|
|
|| ( (this_library->pci_device >= 0x1D68)
|
|
&& (this_library->pci_device <= 0x1D6F)
|
|
)
|
|
)
|
|
{
|
|
SCI_BASE_LIBRARY_ALLOCATE_CONTROLLER(
|
|
this_library, new_controller, &status);
|
|
}
|
|
else
|
|
status = SCI_FAILURE_UNSUPPORTED_PCI_DEVICE_ID;
|
|
|
|
return status;
|
|
}
|
|
|
|
// ---------------------------------------------------------------------------
|
|
|
|
SCI_STATUS scic_library_free_controller(
|
|
SCI_LIBRARY_HANDLE_T library,
|
|
SCI_CONTROLLER_HANDLE_T controller
|
|
)
|
|
{
|
|
SCI_STATUS status;
|
|
SCIC_SDS_LIBRARY_T *this_library;
|
|
this_library = (SCIC_SDS_LIBRARY_T *)library;
|
|
|
|
SCI_BASE_LIBRARY_FREE_CONTROLLER(
|
|
this_library, controller, struct SCIC_SDS_CONTROLLER, &status);
|
|
|
|
return status;
|
|
}
|
|
|
|
// ---------------------------------------------------------------------------
|
|
|
|
U8 scic_library_get_pci_device_controller_count(
|
|
SCI_LIBRARY_HANDLE_T library
|
|
)
|
|
{
|
|
SCIC_SDS_LIBRARY_T *this_library;
|
|
U16 device_id;
|
|
|
|
this_library = (SCIC_SDS_LIBRARY_T *)library;
|
|
device_id = this_library->pci_device;
|
|
|
|
//Check if we are on a b0 or c0 which has 2 controllers
|
|
if (
|
|
// Warning: If 0x1d66 is ever defined to be a single controller
|
|
// this logic will fail.
|
|
// If 0x1d63 or 0x1d67 is ever defined to be dual
|
|
// controller this logic will fail.
|
|
((device_id & 0xFFF1) == 0x1D60)
|
|
&& (
|
|
(this_library->pci_revision == SCU_PBG_HBA_REV_B0)
|
|
|| (this_library->pci_revision == SCU_PBG_HBA_REV_C0)
|
|
|| (this_library->pci_revision == SCU_PBG_HBA_REV_C1)
|
|
)
|
|
)
|
|
return 2;
|
|
else
|
|
return 1;
|
|
}
|
|
|
|
// ---------------------------------------------------------------------------
|
|
|
|
U32 scic_library_get_max_sge_size(
|
|
SCI_LIBRARY_HANDLE_T library
|
|
)
|
|
{
|
|
return SCU_IO_REQUEST_MAX_SGE_SIZE;
|
|
}
|
|
|
|
// ---------------------------------------------------------------------------
|
|
|
|
U32 scic_library_get_max_sge_count(
|
|
SCI_LIBRARY_HANDLE_T library
|
|
)
|
|
{
|
|
return SCU_IO_REQUEST_SGE_COUNT;
|
|
}
|
|
|
|
// ---------------------------------------------------------------------------
|
|
|
|
U32 scic_library_get_max_io_length(
|
|
SCI_LIBRARY_HANDLE_T library
|
|
)
|
|
{
|
|
return SCU_IO_REQUEST_MAX_TRANSFER_LENGTH;
|
|
}
|
|
|
|
// ---------------------------------------------------------------------------
|
|
|
|
U16 scic_library_get_min_timer_count(void)
|
|
{
|
|
return (U16) (scic_sds_controller_get_min_timer_count()
|
|
+ scic_sds_remote_device_get_min_timer_count()
|
|
+ scic_sds_request_get_min_timer_count());
|
|
}
|
|
|
|
// ---------------------------------------------------------------------------
|
|
|
|
U16 scic_library_get_max_timer_count(void)
|
|
{
|
|
return (U16) (scic_sds_controller_get_max_timer_count()
|
|
+ scic_sds_remote_device_get_max_timer_count()
|
|
+ scic_sds_request_get_max_timer_count());
|
|
}
|
|
|
|
/**
|
|
*
|
|
*/
|
|
U8 scic_sds_library_get_controller_index(
|
|
SCIC_SDS_LIBRARY_T * library,
|
|
SCIC_SDS_CONTROLLER_T * controller
|
|
)
|
|
{
|
|
U8 index;
|
|
|
|
for (index = 0; index < library->max_controller_count; index++)
|
|
{
|
|
if (controller == &library->controllers[index])
|
|
{
|
|
return index;
|
|
}
|
|
}
|
|
|
|
return 0xff;
|
|
}
|
|
|