148156Sjlemon/*- 257828Sjlemon * Copyright (c) 1999,2000 Jonathan Lemon 348156Sjlemon * All rights reserved. 448156Sjlemon * 548156Sjlemon * Redistribution and use in source and binary forms, with or without 648156Sjlemon * modification, are permitted provided that the following conditions 748156Sjlemon * are met: 848156Sjlemon * 1. Redistributions of source code must retain the above copyright 948156Sjlemon * notice, this list of conditions and the following disclaimer. 1048156Sjlemon * 2. Redistributions in binary form must reproduce the above copyright 1148156Sjlemon * notice, this list of conditions and the following disclaimer in the 1248156Sjlemon * documentation and/or other materials provided with the distribution. 1348156Sjlemon * 1448156Sjlemon * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 1548156Sjlemon * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 1648156Sjlemon * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 1748156Sjlemon * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 1848156Sjlemon * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 1948156Sjlemon * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 2048156Sjlemon * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 2148156Sjlemon * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 2248156Sjlemon * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 2348156Sjlemon * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 2448156Sjlemon * SUCH DAMAGE. 2548156Sjlemon */ 2648156Sjlemon 27119418Sobrien#include <sys/cdefs.h> 28119418Sobrien__FBSDID("$FreeBSD$"); 29119418Sobrien 3048156Sjlemon#include <sys/param.h> 3148156Sjlemon#include <sys/systm.h> 3248156Sjlemon#include <sys/kernel.h> 33129879Sphk#include <sys/module.h> 3448156Sjlemon 3560041Sphk#include <sys/bio.h> 3648156Sjlemon#include <sys/bus.h> 37111337Sphk#include <sys/conf.h> 3848156Sjlemon 3948156Sjlemon#include <machine/bus.h> 4048156Sjlemon#include <machine/resource.h> 4148156Sjlemon#include <sys/rman.h> 4248156Sjlemon 43119280Simp#include <dev/pci/pcireg.h> 44119280Simp#include <dev/pci/pcivar.h> 4548156Sjlemon 46112946Sphk#include <geom/geom_disk.h> 47112946Sphk 4848156Sjlemon#include <dev/ida/idavar.h> 4957828Sjlemon#include <dev/ida/idareg.h> 5048156Sjlemon 51124471Smdodd#define IDA_PCI_MAX_DMA_ADDR 0xFFFFFFFF 52124471Smdodd#define IDA_PCI_MAX_DMA_COUNT 0xFFFFFFFF 5348156Sjlemon 54124471Smdodd#define IDA_PCI_MEMADDR PCIR_BAR(1) /* Mem I/O Address */ 5548156Sjlemon 56124471Smdodd#define IDA_DEVICEID_SMART 0xAE100E11 57124471Smdodd#define IDA_DEVICEID_DEC_SMART 0x00461011 58124471Smdodd#define IDA_DEVICEID_NCR_53C1510 0x00101000 5948156Sjlemon 6057828Sjlemonstatic int 6157828Sjlemonida_v3_fifo_full(struct ida_softc *ida) 6257828Sjlemon{ 6357828Sjlemon return (ida_inl(ida, R_CMD_FIFO) == 0); 6457828Sjlemon} 6548156Sjlemon 6657828Sjlemonstatic void 6757828Sjlemonida_v3_submit(struct ida_softc *ida, struct ida_qcb *qcb) 6857828Sjlemon{ 6957828Sjlemon ida_outl(ida, R_CMD_FIFO, qcb->hwqcb_busaddr); 7057828Sjlemon} 7157828Sjlemon 7257828Sjlemonstatic bus_addr_t 7357828Sjlemonida_v3_done(struct ida_softc *ida) 7457828Sjlemon{ 75138852Smdodd bus_addr_t completed; 76138852Smdodd 77138852Smdodd completed = ida_inl(ida, R_DONE_FIFO); 78138852Smdodd if (completed == -1) { 79138852Smdodd return (0); /* fifo is empty */ 80138852Smdodd } 81138852Smdodd return (completed); 8257828Sjlemon} 8357828Sjlemon 8457828Sjlemonstatic int 8557828Sjlemonida_v3_int_pending(struct ida_softc *ida) 8657828Sjlemon{ 8757828Sjlemon return (ida_inl(ida, R_INT_PENDING)); 8857828Sjlemon} 8957828Sjlemon 9057828Sjlemonstatic void 9157828Sjlemonida_v3_int_enable(struct ida_softc *ida, int enable) 9257828Sjlemon{ 9373113Sjlemon if (enable) 9473113Sjlemon ida->flags |= IDA_INTERRUPTS; 9573113Sjlemon else 9673113Sjlemon ida->flags &= ~IDA_INTERRUPTS; 9757828Sjlemon ida_outl(ida, R_INT_MASK, enable ? INT_ENABLE : INT_DISABLE); 9857828Sjlemon} 9957828Sjlemon 10057828Sjlemonstatic int 10157828Sjlemonida_v4_fifo_full(struct ida_softc *ida) 10257828Sjlemon{ 10357828Sjlemon return (ida_inl(ida, R_42XX_REQUEST) != 0); 10457828Sjlemon} 10557828Sjlemon 10657828Sjlemonstatic void 10757828Sjlemonida_v4_submit(struct ida_softc *ida, struct ida_qcb *qcb) 10857828Sjlemon{ 10957828Sjlemon ida_outl(ida, R_42XX_REQUEST, qcb->hwqcb_busaddr); 11057828Sjlemon} 11157828Sjlemon 11257828Sjlemonstatic bus_addr_t 11357828Sjlemonida_v4_done(struct ida_softc *ida) 11457828Sjlemon{ 11557828Sjlemon bus_addr_t completed; 11657828Sjlemon 11757828Sjlemon completed = ida_inl(ida, R_42XX_REPLY); 11857828Sjlemon if (completed == -1) 11957828Sjlemon return (0); /* fifo is empty */ 12057828Sjlemon ida_outl(ida, R_42XX_REPLY, 0); /* confirm read */ 12157828Sjlemon return (completed); 12257828Sjlemon} 12357828Sjlemon 12457828Sjlemonstatic int 12557828Sjlemonida_v4_int_pending(struct ida_softc *ida) 12657828Sjlemon{ 12757828Sjlemon return (ida_inl(ida, R_42XX_STATUS) & STATUS_42XX_INT_PENDING); 12857828Sjlemon} 12957828Sjlemon 13057828Sjlemonstatic void 13157828Sjlemonida_v4_int_enable(struct ida_softc *ida, int enable) 13257828Sjlemon{ 13373113Sjlemon if (enable) 13473113Sjlemon ida->flags |= IDA_INTERRUPTS; 13573113Sjlemon else 13673113Sjlemon ida->flags &= ~IDA_INTERRUPTS; 13757828Sjlemon ida_outl(ida, R_42XX_INT_MASK, 13857828Sjlemon enable ? INT_ENABLE_42XX : INT_DISABLE_42XX); 13957828Sjlemon} 14057828Sjlemon 14157828Sjlemonstatic struct ida_access ida_v3_access = { 14257828Sjlemon ida_v3_fifo_full, 14357828Sjlemon ida_v3_submit, 14457828Sjlemon ida_v3_done, 14557828Sjlemon ida_v3_int_pending, 14657828Sjlemon ida_v3_int_enable, 14748156Sjlemon}; 14848156Sjlemon 14957828Sjlemonstatic struct ida_access ida_v4_access = { 15057828Sjlemon ida_v4_fifo_full, 15157828Sjlemon ida_v4_submit, 15257828Sjlemon ida_v4_done, 15357828Sjlemon ida_v4_int_pending, 15457828Sjlemon ida_v4_int_enable, 15557828Sjlemon}; 15657828Sjlemon 15757828Sjlemonstatic struct ida_board board_id[] = { 15870845Sjlemon { 0x40300E11, "Compaq SMART-2/P array controller", 15970845Sjlemon &ida_v3_access, 0 }, 16070845Sjlemon { 0x40310E11, "Compaq SMART-2SL array controller", 16170845Sjlemon &ida_v3_access, 0 }, 16270845Sjlemon { 0x40320E11, "Compaq Smart Array 3200 controller", 16370845Sjlemon &ida_v3_access, 0 }, 16470845Sjlemon { 0x40330E11, "Compaq Smart Array 3100ES controller", 16570845Sjlemon &ida_v3_access, 0 }, 16670845Sjlemon { 0x40340E11, "Compaq Smart Array 221 controller", 16770845Sjlemon &ida_v3_access, 0 }, 16857828Sjlemon 16970845Sjlemon { 0x40400E11, "Compaq Integrated Array controller", 17070845Sjlemon &ida_v4_access, IDA_FIRMWARE }, 17170845Sjlemon { 0x40480E11, "Compaq RAID LC2 controller", 17270845Sjlemon &ida_v4_access, IDA_FIRMWARE }, 17370845Sjlemon { 0x40500E11, "Compaq Smart Array 4200 controller", 17470845Sjlemon &ida_v4_access, 0 }, 17570845Sjlemon { 0x40510E11, "Compaq Smart Array 4250ES controller", 17670845Sjlemon &ida_v4_access, 0 }, 17770845Sjlemon { 0x40580E11, "Compaq Smart Array 431 controller", 17870845Sjlemon &ida_v4_access, 0 }, 17957828Sjlemon 18070845Sjlemon { 0, "", 0, 0 }, 18157828Sjlemon}; 18257828Sjlemon 18348156Sjlemonstatic int ida_pci_probe(device_t dev); 18448156Sjlemonstatic int ida_pci_attach(device_t dev); 18548156Sjlemon 18648156Sjlemonstatic device_method_t ida_pci_methods[] = { 18748156Sjlemon DEVMETHOD(device_probe, ida_pci_probe), 18848156Sjlemon DEVMETHOD(device_attach, ida_pci_attach), 18957828Sjlemon DEVMETHOD(device_detach, ida_detach), 19048156Sjlemon 191227843Smarius DEVMETHOD_END 19248156Sjlemon}; 19348156Sjlemon 19448156Sjlemonstatic driver_t ida_pci_driver = { 19548156Sjlemon "ida", 19648156Sjlemon ida_pci_methods, 19748156Sjlemon sizeof(struct ida_softc) 19848156Sjlemon}; 19948156Sjlemon 20048156Sjlemonstatic devclass_t ida_devclass; 20148156Sjlemon 20257828Sjlemonstatic struct ida_board * 20367101Sjlemonida_pci_match(device_t dev) 20457828Sjlemon{ 20557828Sjlemon int i; 20667101Sjlemon u_int32_t id, sub_id; 20757828Sjlemon 20867101Sjlemon id = pci_get_devid(dev); 20967101Sjlemon sub_id = pci_get_subdevice(dev) << 16 | pci_get_subvendor(dev); 21067101Sjlemon 21167101Sjlemon if (id == IDA_DEVICEID_SMART || 21267101Sjlemon id == IDA_DEVICEID_DEC_SMART || 21367101Sjlemon id == IDA_DEVICEID_NCR_53C1510) { 21467101Sjlemon for (i = 0; board_id[i].board; i++) 21567101Sjlemon if (board_id[i].board == sub_id) 21667101Sjlemon return (&board_id[i]); 21767101Sjlemon } 21857828Sjlemon return (NULL); 21957828Sjlemon} 22057828Sjlemon 22148156Sjlemonstatic int 22248156Sjlemonida_pci_probe(device_t dev) 22348156Sjlemon{ 22467101Sjlemon struct ida_board *board = ida_pci_match(dev); 22548156Sjlemon 22659999Sjlemon if (board != NULL) { 22759999Sjlemon device_set_desc(dev, board->desc); 228143160Simp return (BUS_PROBE_DEFAULT); 22948156Sjlemon } 23048156Sjlemon return (ENXIO); 23148156Sjlemon} 23248156Sjlemon 23348156Sjlemonstatic int 23448156Sjlemonida_pci_attach(device_t dev) 23548156Sjlemon{ 23667101Sjlemon struct ida_board *board = ida_pci_match(dev); 23769479Sjlemon u_int32_t id = pci_get_devid(dev); 23848156Sjlemon struct ida_softc *ida; 23948156Sjlemon int error, rid; 24048156Sjlemon 24148156Sjlemon ida = (struct ida_softc *)device_get_softc(dev); 24248156Sjlemon ida->dev = dev; 24357828Sjlemon ida->cmd = *board->accessor; 24470845Sjlemon ida->flags = board->flags; 245239740Sjhb mtx_init(&ida->lock, "ida", NULL, MTX_DEF); 246239740Sjhb callout_init_mtx(&ida->ch, &ida->lock, 0); 24757828Sjlemon 24848156Sjlemon ida->regs_res_type = SYS_RES_MEMORY; 24948156Sjlemon ida->regs_res_id = IDA_PCI_MEMADDR; 25069479Sjlemon if (id == IDA_DEVICEID_DEC_SMART) 251119690Sjhb ida->regs_res_id = PCIR_BAR(0); 25263934Sjlemon 253127135Snjl ida->regs = bus_alloc_resource_any(dev, ida->regs_res_type, 254127135Snjl &ida->regs_res_id, RF_ACTIVE); 25548156Sjlemon if (ida->regs == NULL) { 25663934Sjlemon device_printf(dev, "can't allocate memory resources\n"); 25748156Sjlemon return (ENOMEM); 25848156Sjlemon } 25948156Sjlemon 260138851Smdodd error = bus_dma_tag_create( 261232854Sscottl /* parent */ bus_get_dma_tag(dev), 262138851Smdodd /* alignment */ 1, 263138851Smdodd /* boundary */ 0, 264138851Smdodd /* lowaddr */ BUS_SPACE_MAXADDR_32BIT, 265138851Smdodd /* highaddr */ BUS_SPACE_MAXADDR, 266138851Smdodd /* filter */ NULL, 267138851Smdodd /* filterarg */ NULL, 268138851Smdodd /* maxsize */ MAXBSIZE, 269138851Smdodd /* nsegments */ IDA_NSEG, 270138851Smdodd /* maxsegsize */ BUS_SPACE_MAXSIZE_32BIT, 271138851Smdodd /* flags */ BUS_DMA_ALLOCNOW, 272138851Smdodd /* lockfunc */ NULL, 273138851Smdodd /* lockarg */ NULL, 274138851Smdodd &ida->parent_dmat); 27548156Sjlemon if (error != 0) { 27648156Sjlemon device_printf(dev, "can't allocate DMA tag\n"); 27748156Sjlemon ida_free(ida); 27848156Sjlemon return (ENOMEM); 27948156Sjlemon } 28048156Sjlemon 28148156Sjlemon rid = 0; 282144991Smdodd ida->irq_res_type = SYS_RES_IRQ; 283127135Snjl ida->irq = bus_alloc_resource_any(dev, ida->irq_res_type, &rid, 284127135Snjl RF_ACTIVE | RF_SHAREABLE); 285144991Smdodd if (ida->irq == NULL) { 286144991Smdodd ida_free(ida); 287144991Smdodd return (ENOMEM); 288144991Smdodd } 289239740Sjhb error = bus_setup_intr(dev, ida->irq, INTR_TYPE_BIO | INTR_ENTROPY | INTR_MPSAFE, 290166901Spiso NULL, ida_intr, ida, &ida->ih); 29148156Sjlemon if (error) { 29248156Sjlemon device_printf(dev, "can't setup interrupt\n"); 29348156Sjlemon ida_free(ida); 29448156Sjlemon return (ENOMEM); 29548156Sjlemon } 29648156Sjlemon 29748156Sjlemon error = ida_init(ida); 29848156Sjlemon if (error) { 299144991Smdodd ida_free(ida); 300144991Smdodd return (error); 301144991Smdodd } 30248156Sjlemon 30348156Sjlemon return (0); 30448156Sjlemon} 30548156Sjlemon 30648156SjlemonDRIVER_MODULE(ida, pci, ida_pci_driver, ida_devclass, 0, 0); 307