From 28d6fbd01295d7ada193274412eec28eb691f5a5 Mon Sep 17 00:00:00 2001 From: deraadt Date: Mon, 15 Jan 1996 01:39:42 +0000 Subject: [PATCH] from netbsd: Add the "ahe" driver, autoconfiguration support for the aic7xxx-based Adaptec 2[78]4x SCSI controllers, from Michael Graff . Fixes PR #1594 from Noriyuki Soda in a different way. --- sys/dev/ic/aic7xxx.c | 25 +++--- sys/dev/isa/aha284x.c | 189 ++++++++++++++++++++++++++++++++++++++++++ sys/dev/isa/files.isa | 6 +- sys/dev/pci/files.pci | 5 +- 4 files changed, 210 insertions(+), 15 deletions(-) create mode 100644 sys/dev/isa/aha284x.c diff --git a/sys/dev/ic/aic7xxx.c b/sys/dev/ic/aic7xxx.c index dd2ddf0a9fc..806b1e559d8 100644 --- a/sys/dev/ic/aic7xxx.c +++ b/sys/dev/ic/aic7xxx.c @@ -1,4 +1,4 @@ -/* $NetBSD: aic7xxx.c,v 1.1 1995/10/09 09:49:30 mycroft Exp $ */ +/* $NetBSD: aic7xxx.c,v 1.2 1996/01/13 02:05:22 thorpej Exp $ */ /* * Generic driver for the aic7xxx based adaptec SCSI controllers @@ -536,10 +536,10 @@ ahc_print_scb(scb) scb->SG_segment_count, scb->SG_list_pointer); printf("\tsg_addr:%x sg_len:%d\n", - scb->ahc_dma[0].addr, - scb->ahc_dma[0].len); + scb->ahc_dma[0].seg_addr, + scb->ahc_dma[0].seg_len); printf(" size:%d\n", - (int)&scb->next - (int)scb); + (int)&scb->next_waiting - (int)scb); } void @@ -1003,7 +1003,7 @@ ahcintr(ahc) ahc_getscb(iobase, scb); -#ifdef AHC_DEBUG +#ifdef AHC_MORE_DEBUG if (xs->sc_link->target == DEBUGTARGET) ahc_print_scb(scb); #endif @@ -1418,19 +1418,19 @@ ahc_init(ahc) switch (ahc->type) { case AHC_274: - printf(": 274x ", ahc->sc_dev.dv_xname); + printf("%s: 274x ", ahc->sc_dev.dv_xname); ahc->maxscbs = 0x4; break; case AHC_284: - printf(": 284x ", ahc->sc_dev.dv_xname); + printf("%s: 284x ", ahc->sc_dev.dv_xname); ahc->maxscbs = 0x4; break; case AHC_AIC7870: case AHC_294: if (ahc->type == AHC_AIC7870) - printf(": aic7870 ", ahc->sc_dev.dv_xname); + printf("%s: aic7870 ", ahc->sc_dev.dv_xname); else - printf(": 294x ", ahc->sc_dev.dv_xname); + printf("%s: 294x ", ahc->sc_dev.dv_xname); ahc->maxscbs = 0x10; #define DFTHRESH 3 outb(DSPCISTATUS + iobase, DFTHRESH << 6); @@ -1442,6 +1442,9 @@ ahc_init(ahc) /* In case we are a wide card */ outb(HA_SCSICONF + 1 + iobase, 0x07); break; + default: + printf("%s: unknown(0x%x) ", ahc->sc_dev.dv_xname, ahc->type); + break; } /* Determine channel configuration and who we are on the scsi bus. */ @@ -1466,7 +1469,7 @@ ahc_init(ahc) outb(HA_FLAGS + iobase, TWIN_BUS); break; default: - printf(" Unsupported adapter type. %x Ignoring\n",sblkctl); + printf(" Unsupported adapter type. %x Ignoring\n", sblkctl); return(-1); } @@ -1839,7 +1842,7 @@ ahc_scsi_cmd(xs) scb->SG_segment_count = 0; } -#ifdef AHC_DEBUG +#ifdef AHC_MORE_DEBUG if (sc_link->target == DEBUGTARGET) ahc_print_scb(scb); #endif diff --git a/sys/dev/isa/aha284x.c b/sys/dev/isa/aha284x.c new file mode 100644 index 00000000000..91824287421 --- /dev/null +++ b/sys/dev/isa/aha284x.c @@ -0,0 +1,189 @@ +/* $NetBSD: aha284x.c,v 1.2 1996/01/13 02:06:30 thorpej Exp $ */ + +/* + * Copyright (c) 1996 Michael Graff. 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, 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. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by Michael Graff. + * 4. 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 ``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 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. + */ + +#include +#include +#include +#include +#include + +#include +#include + +#include + +#include + +#include + +static int ahe_probe __P((struct device *, void *, void *)); +static void ahe_attach __P((struct device *, struct device *, void *)); + +struct cfdriver ahecd = { + NULL, /* devices found */ + "ahe", /* device name */ + ahe_probe, /* match routine */ + ahe_attach, /* attach routine */ + DV_DULL, /* device class */ + sizeof(struct ahc_softc), /* size of private dev data */ +}; + +/* + * shouldn't this be in aic7xxxvar.h? + */ +int ahcintr __P((void *)); + +/* + * Standard EISA Host ID regs (Offset from slot base) + * These seem to work on the aha284x as well (VLB card) + */ +#define HID0 0xC80 /* 0,1: msb of ID2, 2-7: ID1 */ +#define HID1 0xC81 /* 0-4: ID3, 5-7: LSB ID2 */ +#define HID2 0xC82 /* product */ +#define HID3 0xC83 /* firmware revision */ + +#define CHAR1(B1,B2) (((B1>>2) & 0x1F) | '@') +#define CHAR2(B1,B2) (((B1<<3) & 0x18) | ((B2>>5) & 0x7)|'@') +#define CHAR3(B1,B2) ((B2 & 0x1F) | '@') + +typedef struct { + ahc_type type; + unsigned char id; /* The Last EISA Host ID reg */ +} aic7770_sig; + +aic7770_sig valid_ids[] = { + /* Entries of other tested adaptors should be added here */ + { AHC_274, 0x70 }, /*aic7770 on Motherboard*/ + { AHC_274, 0x71 }, /*274x*/ + { AHC_284, 0x56 }, /*284x, BIOS enabled*/ + { AHC_284, 0x57 } /*284x, BIOS disabled*/ +}; + +int +ahe_probe(parent, match, aux) + struct device *parent; + void *match, *aux; +{ + struct ahc_softc *ahc = match; + struct isa_attach_args *ia = aux; + + char intdef; + int iobase; + u_char sig_id[4]; + int i; + +#ifdef NEWCONFIG + if (ia->ia_iobase == IOBASEUNK) + return 0; +#endif + + /* + * Make the offsets the same as for EISA + * + * I have NO idea why the values in aic7xxx.c are all 0xc00 too + * high, but this hack fixes it. This is the same hack that's in + * the 294x pci code. + */ + iobase = ia->ia_iobase - 0xc00; + + for (i = 0; i < sizeof(sig_id); i++) { + /* + * An outb is required to prime these + * registers on VL cards + */ + outb(iobase + HID0, HID0 + i); + sig_id[i] = inb(iobase + HID0 + i); + } + + if (sig_id[0] == 0xff) + return 0; + + if (CHAR1(sig_id[0], sig_id[1]) != 'A' + || CHAR2(sig_id[0], sig_id[1]) != 'D' + || CHAR3(sig_id[0], sig_id[1]) != 'P' + || sig_id[2] != 0x77) + return 0; + + ahc->type = 0; + + for (i = 0; i < sizeof(valid_ids)/sizeof(aic7770_sig); i++) + if (sig_id[3] == valid_ids[i].id) { + ahc->type = valid_ids[i].type; + break; + } + + if (ahc->type == 0) + printf("%s: Unknown board type 0x%02x\n", + ahc->sc_dev.dv_xname, sig_id[3]); + + if (ahcprobe(ahc, iobase) == 0) + return 0; + + /* + * set up some other isa variables and make certain the irq the + * card is set at matches the one in the configuration file, + * it is wa defined there + */ + + ia->ia_iosize = 0x100; /* address range for the card */ + + if (ia->ia_irq == IRQUNK) + ia->ia_irq = ahc->sc_irq; /* probed from the card */ + else + if (ia->ia_irq != ahc->sc_irq) { + printf("%s: irq mismatch; kernel configured %d != board configured %d\n", + ahc->sc_dev.dv_xname, ia->ia_irq, ahc->sc_irq); + return 0; + } + + /* Must be ok... */ + return 1; +} + +void +ahe_attach(parent, self, aux) + struct device *parent, *self; + void *aux; +{ + struct ahc_softc *ahc = (void *)self; + struct isa_attach_args *ia = aux; + +#ifdef NEWCONFIG + isa_establish(&ahc->sc_id, &ahc->sc_dev); +#endif + ahc->sc_ih = isa_intr_establish(ia->ia_irq, IST_EDGE, IPL_BIO, + ahcintr, ahc); + + /* + * attach the devices on the bus + */ + ahcattach(ahc); +} diff --git a/sys/dev/isa/files.isa b/sys/dev/isa/files.isa index 9f83fefe196..99ac2a0ed60 100644 --- a/sys/dev/isa/files.isa +++ b/sys/dev/isa/files.isa @@ -1,4 +1,4 @@ -# $NetBSD: files.isa,v 1.9 1995/11/10 19:39:21 christos Exp $ +# $NetBSD: files.isa,v 1.10 1996/01/13 02:05:15 thorpej Exp $ # # Config.new file and device description for machine-independent ISA code. # Included by ports that need it. Requires that the SCSI files be @@ -68,6 +68,10 @@ file dev/isa/aha1542.c aha device aic at isa: scsi, isadma file dev/isa/aic6360.c aic +# Adaptec 7770-based EISA, VLB, etc. controllers +device ahe at isa: scsi, aic7xxx +file dev/isa/aha284x.c ahe + # BusLogic BT-74x EISA family (XXX; should be EISA. it's special) device bt at isa: scsi, isadma file dev/isa/bt742a.c bt diff --git a/sys/dev/pci/files.pci b/sys/dev/pci/files.pci index 973792dddab..a31ebfdcb3f 100644 --- a/sys/dev/pci/files.pci +++ b/sys/dev/pci/files.pci @@ -1,4 +1,4 @@ -# $NetBSD: files.pci,v 1.8 1995/10/10 12:16:54 mycroft Exp $ +# $NetBSD: files.pci,v 1.9 1996/01/13 02:05:18 thorpej Exp $ # # Config.new file and device description for machine-independent PCI code. # Included by ports that need it. Requires that the SCSI files be @@ -23,6 +23,5 @@ device ncr at pci: scsi file dev/pci/ncr.c ncr # Adaptec 7870 chips -device ahc at pci: scsi +device ahc at pci: scsi, aic7xxx file dev/pci/aic7870.c ahc -file dev/ic/aic7xxx.c ahc -- 2.20.1