1999-06-24 03:33:30 +00:00
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/*-
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2000-03-08 16:16:31 +00:00
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* Copyright (c) 1999,2000 Jonathan Lemon
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1999-06-24 03:33:30 +00:00
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* All rights reserved.
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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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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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1999-08-28 01:08:13 +00:00
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* $FreeBSD$
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1999-06-24 03:33:30 +00:00
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*/
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/kernel.h>
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2000-05-05 09:59:14 +00:00
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#include <sys/bio.h>
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1999-06-24 03:33:30 +00:00
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#include <sys/bus.h>
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2003-02-23 18:45:50 +00:00
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#include <sys/conf.h>
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1999-06-24 03:33:30 +00:00
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#include <machine/bus_memio.h>
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#include <machine/bus_pio.h>
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#include <machine/bus.h>
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#include <machine/resource.h>
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#include <sys/rman.h>
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#include <pci/pcireg.h>
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#include <pci/pcivar.h>
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2003-04-01 15:06:26 +00:00
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#include <geom/geom_disk.h>
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1999-06-24 03:33:30 +00:00
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#include <dev/ida/idavar.h>
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2000-03-08 16:16:31 +00:00
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#include <dev/ida/idareg.h>
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1999-06-24 03:33:30 +00:00
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#define IDA_PCI_MAX_DMA_ADDR 0xFFFFFFFF
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#define IDA_PCI_MAX_DMA_COUNT 0xFFFFFFFF
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#define IDA_PCI_MEMADDR (PCIR_MAPS + 4) /* Mem I/O Address */
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2000-05-22 13:59:32 +00:00
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#define IDA_DEVICEID_SMART 0xAE100E11
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#define IDA_DEVICEID_DEC_SMART 0x00461011
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#define IDA_DEVICEID_NCR_53C1510 0x00101000
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1999-06-24 03:33:30 +00:00
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2000-03-08 16:16:31 +00:00
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static int
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ida_v3_fifo_full(struct ida_softc *ida)
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{
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return (ida_inl(ida, R_CMD_FIFO) == 0);
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}
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static void
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ida_v3_submit(struct ida_softc *ida, struct ida_qcb *qcb)
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{
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ida_outl(ida, R_CMD_FIFO, qcb->hwqcb_busaddr);
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}
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static bus_addr_t
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ida_v3_done(struct ida_softc *ida)
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{
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return (ida_inl(ida, R_DONE_FIFO));
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}
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static int
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ida_v3_int_pending(struct ida_softc *ida)
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{
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return (ida_inl(ida, R_INT_PENDING));
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}
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static void
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ida_v3_int_enable(struct ida_softc *ida, int enable)
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{
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2001-02-26 22:25:30 +00:00
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if (enable)
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ida->flags |= IDA_INTERRUPTS;
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else
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ida->flags &= ~IDA_INTERRUPTS;
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2000-03-08 16:16:31 +00:00
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ida_outl(ida, R_INT_MASK, enable ? INT_ENABLE : INT_DISABLE);
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}
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static int
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ida_v4_fifo_full(struct ida_softc *ida)
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{
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return (ida_inl(ida, R_42XX_REQUEST) != 0);
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}
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static void
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ida_v4_submit(struct ida_softc *ida, struct ida_qcb *qcb)
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{
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ida_outl(ida, R_42XX_REQUEST, qcb->hwqcb_busaddr);
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}
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static bus_addr_t
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ida_v4_done(struct ida_softc *ida)
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{
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bus_addr_t completed;
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completed = ida_inl(ida, R_42XX_REPLY);
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if (completed == -1)
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return (0); /* fifo is empty */
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ida_outl(ida, R_42XX_REPLY, 0); /* confirm read */
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return (completed);
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}
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static int
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ida_v4_int_pending(struct ida_softc *ida)
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{
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return (ida_inl(ida, R_42XX_STATUS) & STATUS_42XX_INT_PENDING);
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}
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static void
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ida_v4_int_enable(struct ida_softc *ida, int enable)
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{
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2001-02-26 22:25:30 +00:00
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if (enable)
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ida->flags |= IDA_INTERRUPTS;
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else
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ida->flags &= ~IDA_INTERRUPTS;
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2000-03-08 16:16:31 +00:00
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ida_outl(ida, R_42XX_INT_MASK,
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enable ? INT_ENABLE_42XX : INT_DISABLE_42XX);
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}
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static struct ida_access ida_v3_access = {
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ida_v3_fifo_full,
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ida_v3_submit,
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ida_v3_done,
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ida_v3_int_pending,
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ida_v3_int_enable,
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};
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static struct ida_access ida_v4_access = {
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ida_v4_fifo_full,
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ida_v4_submit,
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ida_v4_done,
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ida_v4_int_pending,
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ida_v4_int_enable,
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};
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static struct ida_board board_id[] = {
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2001-01-09 14:49:41 +00:00
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{ 0x40300E11, "Compaq SMART-2/P array controller",
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&ida_v3_access, 0 },
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{ 0x40310E11, "Compaq SMART-2SL array controller",
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&ida_v3_access, 0 },
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{ 0x40320E11, "Compaq Smart Array 3200 controller",
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&ida_v3_access, 0 },
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{ 0x40330E11, "Compaq Smart Array 3100ES controller",
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&ida_v3_access, 0 },
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{ 0x40340E11, "Compaq Smart Array 221 controller",
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&ida_v3_access, 0 },
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{ 0x40400E11, "Compaq Integrated Array controller",
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&ida_v4_access, IDA_FIRMWARE },
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{ 0x40480E11, "Compaq RAID LC2 controller",
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&ida_v4_access, IDA_FIRMWARE },
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{ 0x40500E11, "Compaq Smart Array 4200 controller",
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&ida_v4_access, 0 },
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{ 0x40510E11, "Compaq Smart Array 4250ES controller",
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&ida_v4_access, 0 },
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{ 0x40580E11, "Compaq Smart Array 431 controller",
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&ida_v4_access, 0 },
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{ 0, "", 0, 0 },
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1999-06-24 03:33:30 +00:00
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};
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static int ida_pci_probe(device_t dev);
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static int ida_pci_attach(device_t dev);
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static device_method_t ida_pci_methods[] = {
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DEVMETHOD(device_probe, ida_pci_probe),
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DEVMETHOD(device_attach, ida_pci_attach),
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2000-03-08 16:16:31 +00:00
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DEVMETHOD(device_detach, ida_detach),
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1999-06-24 03:33:30 +00:00
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1999-07-29 01:03:04 +00:00
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DEVMETHOD(bus_print_child, bus_generic_print_child),
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1999-06-24 03:33:30 +00:00
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{ 0, 0 }
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};
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static driver_t ida_pci_driver = {
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"ida",
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ida_pci_methods,
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sizeof(struct ida_softc)
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};
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static devclass_t ida_devclass;
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2000-03-08 16:16:31 +00:00
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static struct ida_board *
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2000-10-13 23:34:47 +00:00
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ida_pci_match(device_t dev)
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2000-03-08 16:16:31 +00:00
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{
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int i;
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2000-10-13 23:34:47 +00:00
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u_int32_t id, sub_id;
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id = pci_get_devid(dev);
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sub_id = pci_get_subdevice(dev) << 16 | pci_get_subvendor(dev);
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2000-03-08 16:16:31 +00:00
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2000-10-13 23:34:47 +00:00
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if (id == IDA_DEVICEID_SMART ||
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id == IDA_DEVICEID_DEC_SMART ||
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id == IDA_DEVICEID_NCR_53C1510) {
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for (i = 0; board_id[i].board; i++)
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if (board_id[i].board == sub_id)
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return (&board_id[i]);
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}
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2000-03-08 16:16:31 +00:00
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return (NULL);
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}
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1999-06-24 03:33:30 +00:00
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static int
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ida_pci_probe(device_t dev)
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{
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2000-10-13 23:34:47 +00:00
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struct ida_board *board = ida_pci_match(dev);
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2000-05-04 20:23:56 +00:00
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if (board != NULL) {
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device_set_desc(dev, board->desc);
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return (0);
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1999-06-24 03:33:30 +00:00
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}
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return (ENXIO);
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}
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static int
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ida_pci_attach(device_t dev)
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{
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2000-10-13 23:34:47 +00:00
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struct ida_board *board = ida_pci_match(dev);
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2000-12-01 15:26:11 +00:00
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u_int32_t id = pci_get_devid(dev);
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1999-06-24 03:33:30 +00:00
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struct ida_softc *ida;
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u_int command;
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int error, rid;
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command = pci_read_config(dev, PCIR_COMMAND, 1);
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/*
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* it appears that this board only does MEMIO access.
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*/
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if ((command & PCIM_CMD_MEMEN) == 0) {
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device_printf(dev, "Only memory mapped I/O is supported\n");
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return (ENXIO);
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}
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ida = (struct ida_softc *)device_get_softc(dev);
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ida->dev = dev;
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2000-03-08 16:16:31 +00:00
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ida->cmd = *board->accessor;
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2001-01-09 14:49:41 +00:00
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ida->flags = board->flags;
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2000-03-08 16:16:31 +00:00
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1999-06-24 03:33:30 +00:00
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ida->regs_res_type = SYS_RES_MEMORY;
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ida->regs_res_id = IDA_PCI_MEMADDR;
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2000-12-01 15:26:11 +00:00
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if (id == IDA_DEVICEID_DEC_SMART)
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2000-07-27 22:24:44 +00:00
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ida->regs_res_id = PCIR_MAPS;
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1999-06-24 03:33:30 +00:00
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ida->regs = bus_alloc_resource(dev, ida->regs_res_type,
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&ida->regs_res_id, 0, ~0, 1, RF_ACTIVE);
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if (ida->regs == NULL) {
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2000-07-27 22:24:44 +00:00
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device_printf(dev, "can't allocate memory resources\n");
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1999-06-24 03:33:30 +00:00
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return (ENOMEM);
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}
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1999-08-16 01:52:21 +00:00
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error = bus_dma_tag_create(/*parent*/NULL, /*alignment*/1,
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1999-06-24 03:33:30 +00:00
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/*boundary*/0, /*lowaddr*/BUS_SPACE_MAXADDR_32BIT,
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/*highaddr*/BUS_SPACE_MAXADDR, /*filter*/NULL, /*filterarg*/NULL,
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/*maxsize*/MAXBSIZE, /*nsegments*/IDA_NSEG,
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/*maxsegsize*/BUS_SPACE_MAXSIZE_32BIT, /*flags*/BUS_DMA_ALLOCNOW,
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&ida->parent_dmat);
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if (error != 0) {
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device_printf(dev, "can't allocate DMA tag\n");
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ida_free(ida);
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return (ENOMEM);
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}
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rid = 0;
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ida->irq_res_type = SYS_RES_IRQ;
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ida->irq = bus_alloc_resource(dev, ida->irq_res_type, &rid,
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0, ~0, 1, RF_ACTIVE | RF_SHAREABLE);
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if (ida->irq == NULL) {
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ida_free(ida);
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return (ENOMEM);
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}
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2001-03-01 17:09:09 +00:00
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error = bus_setup_intr(dev, ida->irq, INTR_TYPE_BIO | INTR_ENTROPY,
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1999-06-24 03:33:30 +00:00
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ida_intr, ida, &ida->ih);
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if (error) {
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device_printf(dev, "can't setup interrupt\n");
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ida_free(ida);
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return (ENOMEM);
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}
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error = ida_init(ida);
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if (error) {
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ida_free(ida);
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return (error);
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}
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ida_attach(ida);
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2001-02-26 22:25:30 +00:00
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ida->flags |= IDA_ATTACHED;
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1999-06-24 03:33:30 +00:00
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return (0);
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}
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DRIVER_MODULE(ida, pci, ida_pci_driver, ida_devclass, 0, 0);
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