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Diffstat (limited to 'sys/dev/isci/scil/sati_unmap.h')
| -rw-r--r-- | sys/dev/isci/scil/sati_unmap.h | 135 |
1 files changed, 135 insertions, 0 deletions
diff --git a/sys/dev/isci/scil/sati_unmap.h b/sys/dev/isci/scil/sati_unmap.h new file mode 100644 index 0000000..1b5ffb2 --- /dev/null +++ b/sys/dev/isci/scil/sati_unmap.h @@ -0,0 +1,135 @@ +/*- + * 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. + * + * $FreeBSD$ + */ +#ifndef _SATI_UNMAP_H_ +#define _SATI_UNMAP_H_ + +/** + * @file + * @brief This file contains the method implementations required to + * translate the SCSI reassign blocks command. + */ + +#if !defined(DISABLE_SATI_UNMAP) + +#include <dev/isci/scil/sati_types.h> +#include <dev/isci/scil/sati_translator_sequence.h> + +#define SATI_DSM_MAX_SECTOR_COUNT 0xFFFF +#define SATI_DSM_MAX_SECTOR_ADDRESS 0xFFFFFFFFFFFF +#define SATI_DSM_MAX_BUFFER_SIZE 4096 + +#define SATI_UNMAP_SIZEOF_SCSI_UNMAP_BLOCK_DESCRIPTOR 16 +#define SATI_UNMAP_SIZEOF_SCSI_UNMAP_PARAMETER_LIST 8 + +typedef struct _TRIM_PAIR +{ + U64 sector_address:48; + U64 sector_count:16; +} TRIM_PAIR, *PTRIM_PAIR; + +U32 sati_unmap_calculate_dsm_blocks( + SATI_TRANSLATOR_SEQUENCE_T * sequence, + U32 dsm_descriptor_count +); + +SATI_STATUS sati_unmap_construct( + SATI_TRANSLATOR_SEQUENCE_T * sequence, + void * scsi_io, + void * ata_io, + U32 sector_count +); + +SATI_STATUS sati_unmap_load_next_descriptor( + SATI_TRANSLATOR_SEQUENCE_T * sequence, + void * scsi_io +); + +U32 sati_unmap_get_max_buffer_size_in_blocks( + SATI_TRANSLATOR_SEQUENCE_T * sequence +); + +SATI_STATUS sati_unmap_initial_processing( + SATI_TRANSLATOR_SEQUENCE_T * sequence, + void * scsi_io, + void * ata_io +); + +SATI_STATUS sati_unmap_process( + SATI_TRANSLATOR_SEQUENCE_T * sequence, + void * scsi_io, + void * ata_io +); + +SATI_STATUS sati_unmap_translate_command( + SATI_TRANSLATOR_SEQUENCE_T * sequence, + void * scsi_io, + void * ata_io +); + +SATI_STATUS sati_unmap_translate_response( + SATI_TRANSLATOR_SEQUENCE_T * sequence, + void * scsi_io, + void * ata_io +); + +void sati_unmap_terminate( + SATI_TRANSLATOR_SEQUENCE_T * sequence, + void * scsi_io, + void * ata_io +); +#else // !defined(DISABLE_SATI_UNMAP) +#define sati_unmap_terminate(sequence,scsi_io,ata_io) +#endif // !defined(DISABLE_SATI_UNMAP) + +#endif // _SATI_UNMAP_H_ |
