Add common routines for SATA controllers. Right now, we have sata_speed(),
which reports the speed encoded in the SStatus register.
This commit is contained in:
thorpej
parent
521748fbfa
commit
f2da431235
@ -1,4 +1,4 @@
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# $NetBSD: files,v 1.673 2004/05/28 15:35:41 toshii Exp $
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# $NetBSD: files,v 1.674 2004/05/28 23:26:27 thorpej Exp $
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# @(#)files.newconf 7.5 (Berkeley) 5/10/93
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@ -205,6 +205,7 @@ define audiobus { }
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define midibus { }
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define midisyn
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define ata {[channel = -1]}
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define sata
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define scsi_core
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define scsi {[channel = -1]}: scsi_core
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define ata_hl {[drive = -1]}
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@ -1,4 +1,4 @@
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# $NetBSD: files.ata,v 1.8 2003/10/08 20:58:00 bouyer Exp $
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# $NetBSD: files.ata,v 1.9 2004/05/28 23:26:27 thorpej Exp $
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#
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# Config file and device description for machine-independent devices
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# which attach to ATA busses. Included by ports that need it. Ports
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@ -20,3 +20,6 @@ file dev/ata/ata_raid_promise.c ataraid
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attach ld at ataraid with ld_ataraid
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file dev/ata/ld_ataraid.c ld_ataraid
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# Common SATA subroutines
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file dev/ata/sata_subr.c sata
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78
sys/dev/ata/sata_subr.c
Normal file
78
sys/dev/ata/sata_subr.c
Normal file
@ -0,0 +1,78 @@
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/* $NetBSD: sata_subr.c,v 1.1 2004/05/28 23:26:27 thorpej Exp $ */
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/*-
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* Copyright (c) 2004 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Jason R. Thorpe of Wasabi Systems, Inc.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* Common functions for Serial ATA.
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*/
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#include <sys/param.h>
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#include <dev/ata/satareg.h>
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#include <dev/ata/satavar.h>
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/*
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* sata_speed:
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*
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* Return a string describing the port speed reported by
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* the port's SStatus register.
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*/
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const char *
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sata_speed(uint32_t sstatus)
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{
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static const char *sata_speedtab[] = {
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"no negotiated speed",
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"1.5Gb/s",
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"3.0GB/s",
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"<unknown 3>",
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"<unknown 4>",
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"<unknown 5>",
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"<unknown 6>",
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"<unknown 7>",
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"<unknown 8>",
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"<unknown 9>",
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"<unknown 10>",
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"<unknown 11>",
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"<unknown 12>",
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"<unknown 13>",
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"<unknown 14>",
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"<unknown 15>",
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};
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return (sata_speedtab[(sstatus & SStatus_SPD_mask) >>
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SStatus_SPD_shift]);
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}
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48
sys/dev/ata/satavar.h
Normal file
48
sys/dev/ata/satavar.h
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@ -0,0 +1,48 @@
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/* $NetBSD: satavar.h,v 1.1 2004/05/28 23:26:27 thorpej Exp $ */
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/*-
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* Copyright (c) 2004 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Jason R. Thorpe of Wasabi Systems, Inc.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _DEV_ATA_SATAVAR_H_
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#define _DEV_ATA_SATAVAR_H_
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/*
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* Declaration of common data structures and functions for Serial ATA.
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*/
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const char *sata_speed(uint32_t);
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#endif /* _DEV_ATA_SATAVAR_H_ */
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