d252c65e9c
commands to the controller. Add a amrctl(8) control tool, which for now only allows to get status from the adapter (status of adapter, logical volumes and and individual drives). From FreeBSD, with some adjustements by Andrew Doran and me.
156 lines
4.9 KiB
C
156 lines
4.9 KiB
C
/* $NetBSD: amrvar.h,v 1.6 2006/07/23 12:01:26 bouyer Exp $ */
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/*-
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* Copyright (c) 2002, 2003 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 Andrew Doran.
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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 _PCI_AMRVAR_H_
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#define _PCI_AMRVAR_H_
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#define AMR_MAX_UNITS 16
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#define AMR_WDOG_TICKS (hz * 5)
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#define AMR_NCCB_RESV 2
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#define AMR_ENQUIRY_BUFSIZE 2048
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#define AMR_SGL_SIZE (sizeof(struct amr_sgentry) * AMR_MAX_SEGS)
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#define AMR_TIMEOUT 30
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/*
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* Logical drive information.
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*/
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struct amr_logdrive {
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u_int al_size;
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u_short al_state;
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u_short al_properties;
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struct device *al_dv;
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};
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/*
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* Per-controller state.
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*/
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struct amr_softc {
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struct device amr_dv;
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bus_space_tag_t amr_iot;
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bus_space_handle_t amr_ioh;
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bus_size_t amr_ios;
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bus_dma_tag_t amr_dmat;
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pci_chipset_tag_t amr_pc;
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void *amr_ih;
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struct proc *amr_thread;
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int amr_flags;
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struct amr_mailbox *amr_mbox;
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bus_addr_t amr_mbox_paddr;
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bus_dmamap_t amr_dmamap;
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bus_dma_segment_t amr_dmaseg;
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int amr_dmasize;
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void *amr_enqbuf;
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struct amr_sgentry *amr_sgls;
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bus_addr_t amr_sgls_paddr;
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struct amr_ccb *amr_ccbs;
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SLIST_HEAD(, amr_ccb) amr_ccb_freelist;
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SIMPLEQ_HEAD(, amr_ccb) amr_ccb_queue;
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TAILQ_HEAD(, amr_ccb) amr_ccb_active;
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int amr_maxqueuecnt;
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int (*amr_get_work)(struct amr_softc *, struct amr_mailbox_resp *);
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int (*amr_submit)(struct amr_softc *sc, struct amr_ccb *);
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int amr_numdrives;
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struct amr_logdrive amr_drive[AMR_MAX_UNITS];
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};
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/* What resources are allocated? */
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#define AMRF_INTR 0x00000001
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#define AMRF_DMA_LOAD 0x00000002
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#define AMRF_DMA_MAP 0x00000004
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#define AMRF_DMA_ALLOC 0x00000008
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#define AMRF_DMA_CREATE 0x00000010
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#define AMRF_PCI_INTR 0x00000020
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#define AMRF_PCI_REGS 0x00000040
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#define AMRF_CCBS 0x00000080
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#define AMRF_ENQBUF 0x00000100
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#define AMRF_THREAD 0x00000200
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/* General flags. */
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#define AMRF_THREAD_EXIT 0x00010000
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#define AMRF_OPEN 0x00020000
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/*
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* Command control block.
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*/
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struct amr_ccb {
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union {
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SIMPLEQ_ENTRY(amr_ccb) simpleq;
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SLIST_ENTRY(amr_ccb) slist;
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TAILQ_ENTRY(amr_ccb) tailq;
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} ac_chain;
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u_int ac_flags;
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u_int ac_status;
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u_int ac_ident;
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u_int ac_xfer_size;
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time_t ac_start_time;
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bus_dmamap_t ac_xfer_map;
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void (*ac_handler)(struct amr_ccb *);
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void *ac_context;
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struct device *ac_dv;
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struct amr_mailbox_cmd ac_cmd;
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};
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#define AC_XFER_IN 0x01 /* Map describes inbound xfer */
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#define AC_XFER_OUT 0x02 /* Map describes outbound xfer */
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#define AC_COMPLETE 0x04 /* Command completed */
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#define AC_ACTIVE 0x08 /* Command active */
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#define AC_NOSGL 0x10 /* No scatter/gather list */
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#define AC_MOAN 0x20 /* We have already moaned */
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struct amr_attach_args {
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int amra_unit;
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};
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int amr_ccb_alloc(struct amr_softc *, struct amr_ccb **);
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void amr_ccb_enqueue(struct amr_softc *, struct amr_ccb *);
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void amr_ccb_free(struct amr_softc *, struct amr_ccb *);
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int amr_ccb_map(struct amr_softc *, struct amr_ccb *, void *, int, int);
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int amr_ccb_poll(struct amr_softc *, struct amr_ccb *, int);
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void amr_ccb_unmap(struct amr_softc *, struct amr_ccb *);
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int amr_ccb_wait(struct amr_softc *, struct amr_ccb *);
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const char *amr_drive_state(int, int *);
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extern int amr_max_xfer;
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#endif /* !_PCI_AMRVAR_H_ */
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