1139749Simp/*- 257828Sjlemon * Copyright (c) 2000 Jonathan Lemon 357828Sjlemon * Copyright (c) 1999 by Matthew N. Dodd <winter@jurai.net> 457828Sjlemon * All Rights Reserved. 557828Sjlemon * 657828Sjlemon * Redistribution and use in source and binary forms, with or without 757828Sjlemon * modification, are permitted provided that the following conditions 857828Sjlemon * are met: 957828Sjlemon * 1. Redistributions of source code must retain the above copyright 1057828Sjlemon * notice, this list of conditions, and the following disclaimer, 1157828Sjlemon * without modification, immediately at the beginning of the file. 1257828Sjlemon * 2. The name of the author may not be used to endorse or promote products 1357828Sjlemon * derived from this software without specific prior written permission. 1457828Sjlemon * 1557828Sjlemon * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 1657828Sjlemon * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 1757828Sjlemon * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 1857828Sjlemon * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR 1957828Sjlemon * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 2057828Sjlemon * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 2157828Sjlemon * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 2257828Sjlemon * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 2357828Sjlemon * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 2457828Sjlemon * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 2557828Sjlemon * SUCH DAMAGE. 2657828Sjlemon */ 2757828Sjlemon 28119418Sobrien#include <sys/cdefs.h> 29119418Sobrien__FBSDID("$FreeBSD$"); 30119418Sobrien 3157828Sjlemon#include <sys/param.h> 3257828Sjlemon#include <sys/systm.h> 3357828Sjlemon#include <sys/kernel.h> 34129879Sphk#include <sys/module.h> 3557828Sjlemon#include <sys/bus.h> 3657828Sjlemon 3760041Sphk#include <sys/bio.h> 38111337Sphk#include <sys/conf.h> 3957828Sjlemon 4057828Sjlemon#include <machine/bus.h> 4157828Sjlemon#include <machine/resource.h> 4257828Sjlemon#include <sys/rman.h> 4357828Sjlemon 44112946Sphk#include <geom/geom_disk.h> 45112946Sphk 4657828Sjlemon#include <dev/ida/idavar.h> 4757828Sjlemon#include <dev/ida/idareg.h> 4857828Sjlemon 4957828Sjlemon#include <dev/eisa/eisaconf.h> 5057828Sjlemon 51124471Smdodd#define IDA_EISA_IOPORT_START 0x0c88 52124471Smdodd#define IDA_EISA_IOPORT_LEN 0x0017 5357828Sjlemon 54124471Smdodd#define IDA_EISA_IRQ_REG 0x0cc0 55124471Smdodd#define IDA_EISA_IRQ_MASK 0xf0 56124471Smdodd#define IDA_EISA_IRQ_15 0x80 57124471Smdodd#define IDA_EISA_IRQ_14 0x40 58124471Smdodd#define IDA_EISA_IRQ_11 0x10 59124471Smdodd#define IDA_EISA_IRQ_10 0x20 6057828Sjlemon 6157828Sjlemonstatic int 6257828Sjlemonida_v1_fifo_full(struct ida_softc *ida) 6357828Sjlemon{ 6457828Sjlemon u_int8_t status; 6557828Sjlemon 6657828Sjlemon status = ida_inb(ida, R_EISA_SYSTEM_DOORBELL); 6757828Sjlemon return ((status & EISA_CHANNEL_CLEAR) == 0); 6857828Sjlemon} 6957828Sjlemon 7057828Sjlemonstatic void 7157828Sjlemonida_v1_submit(struct ida_softc *ida, struct ida_qcb *qcb) 7257828Sjlemon{ 7357828Sjlemon u_int16_t size; 7457828Sjlemon 7557828Sjlemon /* 7657828Sjlemon * On these cards, this location is actually for control flags. 7757828Sjlemon * Set them to zero and pass in structure size via an I/O port. 7857828Sjlemon */ 7957828Sjlemon size = qcb->hwqcb->hdr.size << 2; 8057828Sjlemon qcb->hwqcb->hdr.size = 0; 8157828Sjlemon 8257828Sjlemon ida_outb(ida, R_EISA_SYSTEM_DOORBELL, EISA_CHANNEL_CLEAR); 8357828Sjlemon ida_outl(ida, R_EISA_LIST_ADDR, qcb->hwqcb_busaddr); 8457828Sjlemon ida_outw(ida, R_EISA_LIST_LEN, size); 8559209Smdodd ida_outb(ida, R_EISA_LOCAL_DOORBELL, EISA_CHANNEL_BUSY); 8657828Sjlemon} 8757828Sjlemon 8857828Sjlemonstatic bus_addr_t 8957828Sjlemonida_v1_done(struct ida_softc *ida) 9057828Sjlemon{ 9157828Sjlemon struct ida_hardware_qcb *hwqcb; 9257828Sjlemon bus_addr_t completed; 9357828Sjlemon u_int8_t status; 9457828Sjlemon 9557828Sjlemon if ((ida_inb(ida, R_EISA_SYSTEM_DOORBELL) & EISA_CHANNEL_BUSY) == 0) 9657828Sjlemon return (0); 9757828Sjlemon 9857828Sjlemon ida_outb(ida, R_EISA_SYSTEM_DOORBELL, EISA_CHANNEL_BUSY); 9957828Sjlemon completed = ida_inl(ida, R_EISA_COMPLETE_ADDR); 10057828Sjlemon status = ida_inb(ida, R_EISA_LIST_STATUS); 10157828Sjlemon ida_outb(ida, R_EISA_LOCAL_DOORBELL, EISA_CHANNEL_CLEAR); 10257828Sjlemon 10357828Sjlemon if (completed != 0) { 104144991Smdodd hwqcb = (struct ida_hardware_qcb *) 10557828Sjlemon ((bus_addr_t)ida->hwqcbs + 10657828Sjlemon ((completed & ~3) - ida->hwqcb_busaddr)); 10757828Sjlemon hwqcb->req.error = status; 10857828Sjlemon } 10957828Sjlemon 11057828Sjlemon return (completed); 11157828Sjlemon} 11257828Sjlemon 11357828Sjlemonstatic int 11457828Sjlemonida_v1_int_pending(struct ida_softc *ida) 11557828Sjlemon{ 11657828Sjlemon return (ida_inb(ida, R_EISA_SYSTEM_DOORBELL) & EISA_CHANNEL_BUSY); 11757828Sjlemon} 11857828Sjlemon 11957828Sjlemonstatic void 12057828Sjlemonida_v1_int_enable(struct ida_softc *ida, int enable) 12157828Sjlemon{ 12257828Sjlemon if (enable) { 12357828Sjlemon ida_outb(ida, R_EISA_SYSTEM_DOORBELL, ~EISA_CHANNEL_CLEAR); 12457828Sjlemon ida_outb(ida, R_EISA_LOCAL_DOORBELL, EISA_CHANNEL_BUSY); 12557828Sjlemon ida_outb(ida, R_EISA_INT_MASK, INT_ENABLE); 12657828Sjlemon ida_outb(ida, R_EISA_SYSTEM_MASK, INT_ENABLE); 12773113Sjlemon ida->flags |= IDA_INTERRUPTS; 12857828Sjlemon } else { 12957828Sjlemon ida_outb(ida, R_EISA_SYSTEM_MASK, INT_DISABLE); 13073113Sjlemon ida->flags &= ~IDA_INTERRUPTS; 13157828Sjlemon } 13257828Sjlemon} 13357828Sjlemon 13457828Sjlemonstatic int 13557828Sjlemonida_v2_fifo_full(struct ida_softc *ida) 13657828Sjlemon{ 13757828Sjlemon return (ida_inl(ida, R_CMD_FIFO) == 0); 13857828Sjlemon} 13957828Sjlemon 14057828Sjlemonstatic void 14157828Sjlemonida_v2_submit(struct ida_softc *ida, struct ida_qcb *qcb) 14257828Sjlemon{ 14357828Sjlemon ida_outl(ida, R_CMD_FIFO, qcb->hwqcb_busaddr); 14457828Sjlemon} 14557828Sjlemon 14657828Sjlemonstatic bus_addr_t 14757828Sjlemonida_v2_done(struct ida_softc *ida) 14857828Sjlemon{ 14957828Sjlemon return (ida_inl(ida, R_DONE_FIFO)); 15057828Sjlemon} 15157828Sjlemon 15257828Sjlemonstatic int 15357828Sjlemonida_v2_int_pending(struct ida_softc *ida) 15457828Sjlemon{ 15557828Sjlemon return (ida_inl(ida, R_INT_PENDING)); 15657828Sjlemon} 15757828Sjlemon 15857828Sjlemonstatic void 15957828Sjlemonida_v2_int_enable(struct ida_softc *ida, int enable) 16057828Sjlemon{ 16173113Sjlemon if (enable) 16273113Sjlemon ida->flags |= IDA_INTERRUPTS; 16373113Sjlemon else 16473113Sjlemon ida->flags &= ~IDA_INTERRUPTS; 16557828Sjlemon ida_outl(ida, R_INT_MASK, enable ? INT_ENABLE : INT_DISABLE); 16657828Sjlemon} 16757828Sjlemon 16857828Sjlemonstatic struct ida_access ida_v1_access = { 16957828Sjlemon ida_v1_fifo_full, 17057828Sjlemon ida_v1_submit, 17157828Sjlemon ida_v1_done, 17257828Sjlemon ida_v1_int_pending, 17357828Sjlemon ida_v1_int_enable, 17457828Sjlemon}; 17557828Sjlemon 17657828Sjlemonstatic struct ida_access ida_v2_access = { 17757828Sjlemon ida_v2_fifo_full, 17857828Sjlemon ida_v2_submit, 17957828Sjlemon ida_v2_done, 18057828Sjlemon ida_v2_int_pending, 18157828Sjlemon ida_v2_int_enable, 18257828Sjlemon}; 18357828Sjlemon 18457828Sjlemonstatic struct ida_board board_id[] = { 18570845Sjlemon { 0x0e114001, "Compaq IDA controller", 18670845Sjlemon &ida_v1_access, 0 }, 18770845Sjlemon { 0x0e114002, "Compaq IDA-2 controller", 18870845Sjlemon &ida_v1_access, 0 }, 18970845Sjlemon { 0x0e114010, "Compaq IAES controller", 19070845Sjlemon &ida_v1_access, 0 }, 19170845Sjlemon { 0x0e114020, "Compaq SMART array controller", 19270845Sjlemon &ida_v1_access, 0 }, 19370845Sjlemon { 0x0e114030, "Compaq SMART-2/E array controller", 19470845Sjlemon &ida_v2_access, 0 }, 19557828Sjlemon 19670845Sjlemon { 0, "", 0, 0 } 19757828Sjlemon}; 19857828Sjlemon 19957828Sjlemonstatic struct ida_board *ida_eisa_match(eisa_id_t); 20057828Sjlemonstatic int ida_eisa_probe(device_t); 20157828Sjlemonstatic int ida_eisa_attach(device_t); 20257828Sjlemon 20357828Sjlemonstatic device_method_t ida_eisa_methods[] = { 20457828Sjlemon DEVMETHOD(device_probe, ida_eisa_probe), 20557828Sjlemon DEVMETHOD(device_attach, ida_eisa_attach), 20657828Sjlemon DEVMETHOD(device_detach, ida_detach), 20757828Sjlemon 20857828Sjlemon { 0, 0 } 20957828Sjlemon}; 21057828Sjlemon 21157828Sjlemonstatic driver_t ida_eisa_driver = { 21257828Sjlemon "ida", 21357828Sjlemon ida_eisa_methods, 21457828Sjlemon sizeof(struct ida_softc) 21557828Sjlemon}; 21657828Sjlemon 21757828Sjlemonstatic devclass_t ida_devclass; 21857828Sjlemon 21957828Sjlemonstatic struct ida_board * 22057828Sjlemonida_eisa_match(eisa_id_t id) 22157828Sjlemon{ 22257828Sjlemon int i; 22357828Sjlemon 22457828Sjlemon for (i = 0; board_id[i].board; i++) 22557828Sjlemon if (board_id[i].board == id) 22657828Sjlemon return (&board_id[i]); 22757828Sjlemon return (NULL); 22857828Sjlemon} 22957828Sjlemon 23057828Sjlemonstatic int 23157828Sjlemonida_eisa_probe(device_t dev) 23257828Sjlemon{ 23357828Sjlemon struct ida_board *board; 23457828Sjlemon u_int32_t io_base; 23557828Sjlemon u_int irq = 0; 23657828Sjlemon 23757828Sjlemon board = ida_eisa_match(eisa_get_id(dev)); 23857828Sjlemon if (board == NULL) 23957828Sjlemon return (ENXIO); 24057828Sjlemon device_set_desc(dev, board->desc); 24157828Sjlemon 24257828Sjlemon io_base = (eisa_get_slot(dev) * EISA_SLOT_SIZE); 24357828Sjlemon 24457828Sjlemon switch (IDA_EISA_IRQ_MASK & (inb(IDA_EISA_IRQ_REG + io_base))) { 24557828Sjlemon case IDA_EISA_IRQ_15: 24657828Sjlemon irq = 15; 24757828Sjlemon break; 24857828Sjlemon case IDA_EISA_IRQ_14: 24957828Sjlemon irq = 14; 25057828Sjlemon break; 25157828Sjlemon case IDA_EISA_IRQ_11: 25257828Sjlemon irq = 11; 25357828Sjlemon break; 25457828Sjlemon case IDA_EISA_IRQ_10: 25557828Sjlemon irq = 10; 25657828Sjlemon break; 25757828Sjlemon default: 25857828Sjlemon device_printf(dev, "slot %d, illegal irq setting.\n", 25957828Sjlemon eisa_get_slot(dev)); 26057828Sjlemon return (ENXIO); 26157828Sjlemon } 26257828Sjlemon 26357828Sjlemon eisa_add_iospace(dev, (io_base + IDA_EISA_IOPORT_START), 26457828Sjlemon IDA_EISA_IOPORT_LEN, RESVADDR_NONE); 26557828Sjlemon 266144991Smdodd eisa_add_intr(dev, irq, EISA_TRIGGER_LEVEL); /* XXX ??? */ 26757828Sjlemon 26857828Sjlemon return (0); 26957828Sjlemon} 27057828Sjlemon 27157828Sjlemonstatic int 27257828Sjlemonida_eisa_attach(device_t dev) 27357828Sjlemon{ 27457828Sjlemon struct ida_softc *ida; 27557828Sjlemon struct ida_board *board; 27657828Sjlemon int error; 27757828Sjlemon int rid; 27857828Sjlemon 27957828Sjlemon ida = device_get_softc(dev); 28057828Sjlemon ida->dev = dev; 28157828Sjlemon 28257828Sjlemon board = ida_eisa_match(eisa_get_id(dev)); 28357828Sjlemon ida->cmd = *board->accessor; 28470845Sjlemon ida->flags = board->flags; 28557828Sjlemon 28657828Sjlemon ida->regs_res_type = SYS_RES_IOPORT; 28757828Sjlemon ida->regs_res_id = 0; 288127135Snjl ida->regs = bus_alloc_resource_any(dev, ida->regs_res_type, 289127135Snjl &ida->regs_res_id, RF_ACTIVE); 29057828Sjlemon if (ida->regs == NULL) { 29157828Sjlemon device_printf(dev, "can't allocate register resources\n"); 29257828Sjlemon return (ENOMEM); 29357828Sjlemon } 29457828Sjlemon 29557828Sjlemon error = bus_dma_tag_create( 29657828Sjlemon /* parent */ NULL, 29757828Sjlemon /* alignment */ 0, 29857828Sjlemon /* boundary */ 0, 29957828Sjlemon /* lowaddr */ BUS_SPACE_MAXADDR_32BIT, 30057828Sjlemon /* highaddr */ BUS_SPACE_MAXADDR, 30157828Sjlemon /* filter */ NULL, 30257828Sjlemon /* filterarg */ NULL, 30357828Sjlemon /* maxsize */ MAXBSIZE, 30457828Sjlemon /* nsegments */ IDA_NSEG, 30557828Sjlemon /* maxsegsize */ BUS_SPACE_MAXSIZE_32BIT, 30657828Sjlemon /* flags */ BUS_DMA_ALLOCNOW, 307117126Sscottl /* lockfunc */ NULL, 308117126Sscottl /* lockarg */ NULL, 30957828Sjlemon &ida->parent_dmat); 31057828Sjlemon 31157828Sjlemon if (error != 0) { 31257828Sjlemon device_printf(dev, "can't allocate DMA tag\n"); 31357828Sjlemon ida_free(ida); 31457828Sjlemon return (ENOMEM); 31557828Sjlemon } 31657828Sjlemon 31757828Sjlemon rid = 0; 31857828Sjlemon ida->irq_res_type = SYS_RES_IRQ; 319127135Snjl ida->irq = bus_alloc_resource_any(dev, ida->irq_res_type, &rid, 320127135Snjl RF_ACTIVE | RF_SHAREABLE); 32157828Sjlemon if (ida->irq == NULL) { 32257828Sjlemon ida_free(ida); 32357828Sjlemon return (ENOMEM); 32457828Sjlemon } 32557828Sjlemon 32673280Smarkm error = bus_setup_intr(dev, ida->irq, INTR_TYPE_BIO | INTR_ENTROPY, 327166901Spiso NULL, ida_intr, ida, &ida->ih); 32857828Sjlemon if (error) { 32957828Sjlemon device_printf(dev, "can't setup interrupt\n"); 33057828Sjlemon ida_free(ida); 33157828Sjlemon return (ENOMEM); 33257828Sjlemon } 33357828Sjlemon 33457828Sjlemon error = ida_init(ida); 33557828Sjlemon if (error) { 33657828Sjlemon ida_free(ida); 33757828Sjlemon return (error); 33857828Sjlemon } 33957828Sjlemon 34057828Sjlemon ida_attach(ida); 34173113Sjlemon ida->flags |= IDA_ATTACHED; 34257828Sjlemon 34357828Sjlemon return (0); 34457828Sjlemon} 34557828Sjlemon 34657828SjlemonDRIVER_MODULE(ida, eisa, ida_eisa_driver, ida_devclass, 0, 0); 347