/*- * 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 __FBSDID("$FreeBSD$"); /** * @file * * @brief This file contains the implementation of the public methods for a * SCIC_SDS_LIBRARY object. */ #include #include #include #include #include #include #include #include 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; }