diff options
Diffstat (limited to 'sys/i386/eisa/aic7770.c')
| -rw-r--r-- | sys/i386/eisa/aic7770.c | 502 |
1 files changed, 0 insertions, 502 deletions
diff --git a/sys/i386/eisa/aic7770.c b/sys/i386/eisa/aic7770.c deleted file mode 100644 index 8cdb8b8..0000000 --- a/sys/i386/eisa/aic7770.c +++ /dev/null @@ -1,502 +0,0 @@ -/* - * Product specific probe and attach routines for: - * 27/284X and aic7770 motherboard SCSI controllers - * - * Copyright (c) 1994, 1995, 1996 Justin T. Gibbs. - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice immediately at the beginning of the file, without modification, - * this list of conditions, and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. The name of the author may not be used to endorse or promote products - * derived from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR - * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * - * $Id: aic7770.c,v 1.42 1997/09/21 21:35:22 gibbs Exp $ - */ - -#if defined(__FreeBSD__) -#include "eisa.h" -#endif -#if NEISA > 0 || defined(__NetBSD__) - -#include <sys/param.h> -#include <sys/systm.h> -#include <sys/kernel.h> - -#if defined(__NetBSD__) -#include <sys/device.h> -#include <machine/bus.h> -#include <machine/intr.h> -#endif /* defined(__NetBSD__) */ - -#include <scsi/scsiconf.h> - -#if defined(__FreeBSD__) - -#include <i386/eisa/eisaconf.h> -#include <i386/scsi/aic7xxx.h> - -#include "aic7xxx_reg.h" - -#define EISA_DEVICE_ID_ADAPTEC_AIC7770 0x04907770 -#define EISA_DEVICE_ID_ADAPTEC_274x 0x04907771 -#define EISA_DEVICE_ID_ADAPTEC_284xB 0x04907756 /* BIOS enabled */ -#define EISA_DEVICE_ID_ADAPTEC_284x 0x04907757 /* BIOS disabled*/ - -#elif defined(__NetBSD__) - -#include <dev/eisa/eisareg.h> -#include <dev/eisa/eisavar.h> -#include <dev/eisa/eisadevs.h> - -#include <dev/ic/aic7xxxreg.h> -#include <dev/ic/aic7xxxvar.h> - -#endif /* defined(__NetBSD__) */ - -#define AHC_EISA_SLOT_OFFSET 0xc00 -#define AHC_EISA_IOSIZE 0x100 -#define INTDEF 0x5cul /* Interrupt Definition Register */ - -#if defined(__FreeBSD__) - -static int aic7770probe __P((void)); -static int aic7770_attach __P((struct eisa_device *e_dev)); - -static struct eisa_driver ahc_eisa_driver = -{ - "ahc", - aic7770probe, - aic7770_attach, - /*shutdown*/NULL, - &ahc_unit -}; - -DATA_SET (eisadriver_set, ahc_eisa_driver); - -static const char *aic7770_match __P((eisa_id_t type)); - -static const char* -aic7770_match(type) - eisa_id_t type; -{ - switch (type) { - case EISA_DEVICE_ID_ADAPTEC_AIC7770: - return ("Adaptec aic7770 SCSI host adapter"); - break; - case EISA_DEVICE_ID_ADAPTEC_274x: - return ("Adaptec 274X SCSI host adapter"); - break; - case EISA_DEVICE_ID_ADAPTEC_284xB: - case EISA_DEVICE_ID_ADAPTEC_284x: - return ("Adaptec 284X SCSI host adapter"); - break; - default: - break; - } - return (NULL); -} - -static int -aic7770probe(void) -{ - u_int32_t iobase; - u_int32_t irq; - u_int8_t intdef; - u_int8_t hcntrl; - struct eisa_device *e_dev = NULL; - int count; - - count = 0; - while ((e_dev = eisa_match_dev(e_dev, aic7770_match))) { - iobase = (e_dev->ioconf.slot * EISA_SLOT_SIZE) - + AHC_EISA_SLOT_OFFSET; - - /* Pause the card preseving the IRQ type */ - hcntrl = inb(iobase + HCNTRL) & IRQMS; - - outb(iobase + HCNTRL, hcntrl | PAUSE); - - eisa_add_iospace(e_dev, iobase, AHC_EISA_IOSIZE, RESVADDR_NONE); - intdef = inb(INTDEF + iobase); - irq = intdef & 0xf; - switch (irq) { - case 9: - case 10: - case 11: - case 12: - case 14: - case 15: - break; - default: - printf("aic7770 at slot %d: illegal " - "irq setting %d\n", e_dev->ioconf.slot, - intdef); - continue; - } - eisa_add_intr(e_dev, irq); - eisa_registerdev(e_dev, &ahc_eisa_driver); - count++; - } - return count; -} - -#elif defined(__NetBSD__) - -#define bootverbose 1 - -int ahc_eisa_match __P((struct device *, void *, void *)); -void ahc_eisa_attach __P((struct device *, struct device *, void *)); - - -struct cfattach ahc_eisa_ca = -{ - sizeof(struct ahc_softc), ahc_eisa_match, ahc_eisa_attach -}; - -/* - * Return irq setting of the board, otherwise -1. - */ -int -ahc_eisa_irq(bc, ioh) - bus_chipset_tag_t bc; - bus_io_handle_t ioh; -{ - int irq; - u_int8_t intdef; - - ahc_reset("ahc_eisa", bc, ioh); - intdef = bus_io_read_1(bc, ioh, INTDEF); - switch (irq = (intdef & 0xf)) { - case 9: - case 10: - case 11: - case 12: - case 14: - case 15: - break; - default: - printf("ahc_eisa_irq: illegal irq setting %d\n", intdef); - return -1; - } - - /* Note that we are going and return (to probe) */ - return irq; -} - -/* - * Check the slots looking for a board we recognise - * If we find one, note its address (slot) and call - * the actual probe routine to check it out. - */ -int -ahc_eisa_match(parent, match, aux) - struct device *parent; - void *match, *aux; -{ - struct eisa_attach_args *ea = aux; - bus_chipset_tag_t bc = ea->ea_bc; - bus_io_handle_t ioh; - int irq; - - /* must match one of our known ID strings */ - if (strcmp(ea->ea_idstring, "ADP7770") && - strcmp(ea->ea_idstring, "ADP7771") && - strcmp(ea->ea_idstring, "ADP7756") && /* XXX - not EISA, but VL */ - strcmp(ea->ea_idstring, "ADP7757")) /* XXX - not EISA, but VL */ - return (0); - - if (bus_io_map(bc, EISA_SLOT_ADDR(ea->ea_slot) + AHC_EISA_SLOT_OFFSET, - AHC_EISA_IOSIZE, &ioh)) - return (0); - - irq = ahc_eisa_irq(bc, ioh); - - bus_io_unmap(bc, ioh, AHC_EISA_IOSIZE); - - return (irq >= 0); -} - -#endif /* defined(__NetBSD__) */ - -#if defined(__FreeBSD__) -static int -aic7770_attach(e_dev) - struct eisa_device *e_dev; -#elif defined(__NetBSD__) -void -ahc_eisa_attach(parent, self, aux) - struct device *parent, *self; - void *aux; -#endif -{ - ahc_type type; - -#if defined(__FreeBSD__) - struct ahc_softc *ahc; - resvaddr_t *iospace; - int unit = e_dev->unit; - int irq; - - if (TAILQ_FIRST(&e_dev->ioconf.irqs) == NULL) - return -1; - - irq = TAILQ_FIRST(&e_dev->ioconf.irqs)->irq_no; - - iospace = e_dev->ioconf.ioaddrs.lh_first; - - if (!iospace) - return -1; - - switch (e_dev->id) { - case EISA_DEVICE_ID_ADAPTEC_AIC7770: - type = AHC_AIC7770; - break; - case EISA_DEVICE_ID_ADAPTEC_274x: - type = AHC_274; - break; - case EISA_DEVICE_ID_ADAPTEC_284xB: - case EISA_DEVICE_ID_ADAPTEC_284x: - type = AHC_284; - break; - default: - printf("aic7770_attach: Unknown device type!\n"); - return -1; - break; - } - - if (!(ahc = ahc_alloc(unit, iospace->addr, NULL, - type, AHC_FNONE, NULL))) - return -1; - - eisa_reg_start(e_dev); - if (eisa_reg_iospace(e_dev, iospace)) { - ahc_free(ahc); - return -1; - } - - ahc_reset(ahc); - - /* - * The IRQMS bit enables level sensitive interrupts. Only allow - * IRQ sharing if it's set. - */ - if (eisa_reg_intr(e_dev, irq, ahc_intr, (void *)ahc, &bio_imask, - /*shared ==*/ahc->pause & IRQMS)) { - ahc_free(ahc); - return -1; - } - eisa_reg_end(e_dev); - -#elif defined(__NetBSD__) - - struct ahc_softc *ahc = (void *)self; - struct eisa_attach_args *ea = aux; - bus_chipset_tag_t bc = ea->ea_bc; - bus_io_handle_t ioh; - int irq; - eisa_chipset_tag_t ec = ea->ea_ec; - eisa_intr_handle_t ih; - const char *model, *intrstr; - - if (bus_io_map(bc, EISA_SLOT_ADDR(ea->ea_slot) + AHC_EISA_SLOT_OFFSET, - AHC_EISA_IOSIZE, &ioh)) - panic("ahc_eisa_attach: could not map I/O addresses"); - if ((irq = ahc_eisa_irq(bc, ioh)) < 0) - panic("ahc_eisa_attach: ahc_eisa_irq failed!"); - - if (strcmp(ea->ea_idstring, "ADP7770") == 0) { - model = EISA_PRODUCT_ADP7770; - type = AHC_AIC7770; - } else if (strcmp(ea->ea_idstring, "ADP7771") == 0) { - model = EISA_PRODUCT_ADP7771; - type = AHC_274; - } else if (strcmp(ea->ea_idstring, "ADP7756") == 0) { - model = EISA_PRODUCT_ADP7756; - type = AHC_284; - } else if (strcmp(ea->ea_idstring, "ADP7757") == 0) { - model = EISA_PRODUCT_ADP7757; - type = AHC_284; - } else { - panic("ahc_eisa_attach: Unknown device type %s\n", - ea->ea_idstring); - } - printf(": %s\n", model); - - ahc_construct(ahc, bc, ioh, type, AHC_FNONE); - if (eisa_intr_map(ec, irq, &ih)) { - printf("%s: couldn't map interrupt (%d)\n", - ahc->sc_dev.dv_xname, irq); - return; - } -#endif /* defined(__NetBSD__) */ - - /* - * Tell the user what type of interrupts we're using. - * usefull for debugging irq problems - */ - if (bootverbose) { - printf("%s: Using %s Interrupts\n", - ahc_name(ahc), - ahc->pause & IRQMS ? - "Level Sensitive" : "Edge Triggered"); - } - - /* - * Now that we know we own the resources we need, do the - * card initialization. - * - * First, the aic7770 card specific setup. - */ - switch (ahc->type) { - case AHC_AIC7770: - case AHC_274: - { - u_int8_t biosctrl = ahc_inb(ahc, HA_274_BIOSCTRL); - - /* Get the primary channel information */ - ahc->flags |= (biosctrl & CHANNEL_B_PRIMARY); - - if((biosctrl & BIOSMODE) == BIOSDISABLED) - ahc->flags |= AHC_USEDEFAULTS; - break; - } - case AHC_284: - { - /* XXX - * All values are automagically intialized at - * POST for these cards, so we can always rely - * on the Scratch Ram values. However, we should - * read the SEEPROM here (Dan has the code to do - * it) so we can say what kind of translation the - * BIOS is using. Printing out the geometry could - * save a lot of users the grief of failed installs. - */ - break; - } - default: - break; - } - - /* - * See if we have a Rev E or higher aic7770. Anything below a - * Rev E will have a R/O autoflush disable configuration bit. - * The Rev E. cards have some changes to support Adaptec's SCB - * paging scheme, but I don't know what that is yet. - */ - { - char *id_string; - u_int8_t sblkctl; - u_int8_t sblkctl_orig; - - sblkctl_orig = ahc_inb(ahc, SBLKCTL); - sblkctl = sblkctl_orig ^ AUTOFLUSHDIS; - ahc_outb(ahc, SBLKCTL, sblkctl); - sblkctl = ahc_inb(ahc, SBLKCTL); - if (sblkctl != sblkctl_orig) { - id_string = "aic7770 >= Rev E, "; - /* - * Ensure autoflush is enabled - */ - sblkctl &= ~AUTOFLUSHDIS; - ahc_outb(ahc, SBLKCTL, sblkctl); - - } else - id_string = "aic7770 <= Rev C, "; - - printf("%s: %s", ahc_name(ahc), id_string); - } - - /* Setup the FIFO threshold and the bus off time */ - { - u_int8_t hostconf = ahc_inb(ahc, HOSTCONF); - ahc_outb(ahc, BUSSPD, hostconf & DFTHRSH); - ahc_outb(ahc, BUSTIME, (hostconf << 2) & BOFF); - } - - /* - * Generic aic7xxx initialization. - */ - if (ahc_init(ahc)) { -#if defined(__FreeBSD__) - ahc_free(ahc); - /* - * The board's IRQ line is not yet enabled so it's safe - * to release the irq. - */ - eisa_release_intr(e_dev, irq, ahc_intr); - return -1; -#elif defined(__NetBSD__) - ahc_free(ahc); - return; -#endif - } - - /* - * Enable the board's BUS drivers - */ - ahc_outb(ahc, BCTL, ENABLE); - -#if defined(__FreeBSD__) - /* - * Enable our interrupt handler. - */ - if (eisa_enable_intr(e_dev, irq)) { - ahc_free(ahc); - eisa_release_intr(e_dev, irq, ahc_intr); - return -1; - } - -#elif defined(__NetBSD__) - intrstr = eisa_intr_string(ec, ih); - /* - * The IRQMS bit enables level sensitive interrupts only allow - * IRQ sharing if its set. - */ - ahc->sc_ih = eisa_intr_establish(ec, ih, - ahc->pause & IRQMS ? IST_LEVEL : IST_EDGE, IPL_BIO, ahc_intr, ahc -#if defined(__OpenBSD__) - , ahc->sc_dev.dv_xname -#endif - ); - if (ahc->sc_ih == NULL) { - printf("%s: couldn't establish interrupt", - ahc->sc_dev.dv_xname); - if (intrstr != NULL) - printf(" at %s", intrstr); - printf("\n"); - ahc_free(ahc); - return; - } - if (intrstr != NULL) - printf("%s: interrupting at %s\n", ahc->sc_dev.dv_xname, - intrstr); -#endif /* defined(__NetBSD__) */ - - /* Attach sub-devices - always succeeds */ - ahc_attach(ahc); - -#if defined(__FreeBSD__) - return 0; -#endif -} - -#endif /* NEISA > 0 */ |
