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Convert Adaptec 1742 driver to new eisaconf interface.

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This commit is contained in:
Justin T. Gibbs 1995-11-09 22:43:25 +00:00
parent 5d0bad8280
commit 3501ce6d46
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=12175
5 changed files with 258 additions and 222 deletions
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4
sys/conf/files.i386
View File

@ -1,7 +1,7 @@
# This file tells config what files go into building a kernel,
# files marked standard are always included.
#
# $Id: files.i386,v 1.112 1995/10/31 18:27:47 phk Exp $
# $Id: files.i386,v 1.113 1995/11/05 04:38:55 gibbs Exp $
#
aic7xxx_asm optional ahc device-driver \
dependency "$S/dev/aic7xxx/aic7xxx_asm.c" \
@ -17,6 +17,7 @@ i386/scsi/93cx6.c optional ahc device-driver
i386/apm/apm.c optional apm device-driver
i386/apm/apm_setup.s optional apm
i386/eisa/aic7770.c optional ahc device-driver
i386/eisa/aha1742.c optional ahb device-driver
i386/eisa/eisaconf.c optional eisa
i386/i386/autoconf.c standard device-driver
i386/i386/conf.c standard
@ -64,7 +65,6 @@ i386/ibcs2/imgact_coff.c optional ibcs2
#i386/ibcs2/imgact_elf.c optional svr4
#i386/ibcs2/imgact_xout.c optional ibcs2
i386/isa/aha1542.c optional aha device-driver
i386/isa/aha1742.c optional ahb device-driver
i386/isa/aic6360.c optional aic device-driver
i386/isa/ata.c optional ata device-driver
i386/isa/b004.c optional bqu device-driver

6
sys/dev/eisa/eisaconf.c
View File

@ -18,7 +18,7 @@
* 4. Modifications may be freely made to this file if the above conditions
* are met.
*
* $Id: eisaconf.c,v 1.4 1995/11/06 05:20:59 gibbs Exp $
* $Id: eisaconf.c,v 1.5 1995/11/09 07:14:11 gibbs Exp $
*/
#include <sys/param.h>
#include <sys/systm.h>
@ -111,12 +111,12 @@ eisa_configure()
* be responsible for creating the list of devices in the system
* for the configuration manager to use.
*/
e_dev->full_name = (char *)malloc(14*sizeof(char),
e_dev->full_name = (char *)malloc(10*sizeof(char),
M_DEVBUF, M_NOWAIT);
if (!e_dev->full_name) {
panic("Eisa probe unable to malloc");
}
sprintf(e_dev->full_name, "%c%c%c%x rev %x",
sprintf(e_dev->full_name, "%c%c%c%x%x",
EISA_MFCTR_CHAR0(e_dev->id),
EISA_MFCTR_CHAR1(e_dev->id),
EISA_MFCTR_CHAR2(e_dev->id),

4
sys/i386/conf/files.i386
View File

@ -1,7 +1,7 @@
# This file tells config what files go into building a kernel,
# files marked standard are always included.
#
# $Id: files.i386,v 1.112 1995/10/31 18:27:47 phk Exp $
# $Id: files.i386,v 1.113 1995/11/05 04:38:55 gibbs Exp $
#
aic7xxx_asm optional ahc device-driver \
dependency "$S/dev/aic7xxx/aic7xxx_asm.c" \
@ -17,6 +17,7 @@ i386/scsi/93cx6.c optional ahc device-driver
i386/apm/apm.c optional apm device-driver
i386/apm/apm_setup.s optional apm
i386/eisa/aic7770.c optional ahc device-driver
i386/eisa/aha1742.c optional ahb device-driver
i386/eisa/eisaconf.c optional eisa
i386/i386/autoconf.c standard device-driver
i386/i386/conf.c standard
@ -64,7 +65,6 @@ i386/ibcs2/imgact_coff.c optional ibcs2
#i386/ibcs2/imgact_elf.c optional svr4
#i386/ibcs2/imgact_xout.c optional ibcs2
i386/isa/aha1542.c optional aha device-driver
i386/isa/aha1742.c optional ahb device-driver
i386/isa/aic6360.c optional aic device-driver
i386/isa/ata.c optional ata device-driver
i386/isa/b004.c optional bqu device-driver

460
sys/i386/eisa/aha1742.c
View File

@ -14,7 +14,7 @@
*
* commenced: Sun Sep 27 18:14:01 PDT 1992
*
* $Id: aha1742.c,v 1.38 1995/10/28 15:38:42 phk Exp $
* $Id: aha1742.c,v 1.39 1995/11/04 17:07:03 bde Exp $
*/
#include <sys/types.h>
@ -30,8 +30,7 @@
#include <sys/proc.h>
#include <sys/user.h>
#include <machine/clock.h>
#include <i386/isa/isa.h>
#include <i386/isa/isa_device.h>
#include <i386/eisa/eisaconf.h>
#else
#define NAHB 1
#endif /*KERNEL */
@ -64,33 +63,24 @@ typedef unsigned long int physaddr;
#define AHB_NSEG 33 /* number of dma segments supported */
/*
* AHA1740 standard EISA Host ID regs (Offset from slot base)
*/
#define HID0 0xC80 /* 0,1: msb of ID2, 3-7: ID1 */
#define HID1 0xC81 /* 0-4: ID3, 4-7: LSB ID2 */
#define HID2 0xC82 /* product, 0=174[20] 1 = 1744 */
#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) | '@')
#define EISA_DEVICE_ID_ADAPTEC_1740 0x04900000
#define AHB_EISA_IOSIZE 0x100
/* AHA1740 EISA board control registers (Offset from slot base) */
#define EBCTRL 0xC84
#define EBCTRL 0x084
#define CDEN 0x01
/*
* AHA1740 EISA board mode registers (Offset from slot base)
*/
#define PORTADDR 0xCC0
#define PORTADDR 0x0C0
#define PORTADDR_ENHANCED 0x80
#define BIOSADDR 0xCC1
#define INTDEF 0xCC2
#define SCSIDEF 0xCC3
#define BUSDEF 0xCC4
#define RESV0 0xCC5
#define RESV1 0xCC6
#define RESV2 0xCC7
#define BIOSADDR 0x0C1
#define INTDEF 0x0C2
#define SCSIDEF 0x0C3
#define BUSDEF 0x0C4
#define RESV0 0x0C5
#define RESV1 0x0C6
#define RESV2 0x0C7
/**** bit definitions for INTDEF ****/
#define INT9 0x00
#define INT10 0x01
@ -110,22 +100,22 @@ typedef unsigned long int physaddr;
/*
* AHA1740 ENHANCED mode mailbox control regs (Offset from slot base)
*/
#define MBOXOUT0 0xCD0
#define MBOXOUT1 0xCD1
#define MBOXOUT2 0xCD2
#define MBOXOUT3 0xCD3
#define MBOXOUT0 0x0D0
#define MBOXOUT1 0x0D1
#define MBOXOUT2 0x0D2
#define MBOXOUT3 0x0D3
#define ATTN 0xCD4
#define G2CNTRL 0xCD5
#define G2INTST 0xCD6
#define G2STAT 0xCD7
#define ATTN 0x0D4
#define G2CNTRL 0x0D5
#define G2INTST 0x0D6
#define G2STAT 0x0D7
#define MBOXIN0 0xCD8
#define MBOXIN1 0xCD9
#define MBOXIN2 0xCDA
#define MBOXIN3 0xCDB
#define MBOXIN0 0x0D8
#define MBOXIN1 0x0D9
#define MBOXIN2 0x0DA
#define MBOXIN3 0x0DB
#define G2STAT2 0xCDC
#define G2STAT2 0x0DC
/*
* Bit definitions for the 5 control/status registers
@ -250,6 +240,7 @@ struct ecb {
};
struct ahb_data {
int unit;
int flags;
#define AHB_INIT 0x01;
int baseport;
@ -262,9 +253,10 @@ struct ahb_data {
int numecbs;
} *ahbdata[NAHB];
static void ahbintr __P((void *arg));
static int ahbprobe();
static int ahbprobe1 __P((struct isa_device *dev));
static int ahb_attach();
static int ahb_attach __P((struct eisa_device *dev));
static int ahb_bus_attach __P((struct ahb_data *ahb));
static int ahb_init __P((int unit));
static int32 ahb_scsi_cmd();
static timeout_t ahb_timeout;
@ -275,9 +267,7 @@ static void ahbminphys();
static struct ecb *ahb_ecb_phys_kv();
static u_int32 ahb_adapter_info();
#define EISA_MAX_SLOTS 16 /* XXX This should go into a comon header */
static int ahb_slot = 0; /* slot last board was found in */
static int ahb_unit = 0;
static u_long ahb_unit = 0;
static int ahb_debug = 0;
#define AHB_SHOWECBS 0x01
#define AHB_SHOWINTS 0x02
@ -288,13 +278,17 @@ static int ahb_debug = 0;
#define PAGESIZ 4096
#ifdef KERNEL
struct isa_driver ahbdriver =
struct eisa_driver ahb_eisa_driver =
{
"ahb",
ahbprobe,
ahb_attach,
"ahb"
/*shutdown*/NULL,
&ahb_unit
};
DATA_SET (eisadriver_set, ahb_eisa_driver);
static struct scsi_adapter ahb_switch =
{
ahb_scsi_cmd,
@ -318,26 +312,17 @@ static struct scsi_device ahb_dev =
{ 0, 0 }
};
static struct kern_devconf kdc_ahb[NAHB] = { {
0, 0, 0, /* filled in by dev_attach */
"ahb", 0, { MDDT_ISA, 0, "bio" },
isa_generic_externalize, 0, 0, ISA_EXTERNALLEN,
&kdc_isa0, /* parent */
0, /* parentdata */
DC_UNCONFIGURED, /* always start out here in probe */
"Adaptec 174x-series SCSI host adapter",
DC_CLS_MISC /* host adapters aren't special */
} };
static struct kern_devconf kdc_ahb = {
0, 0, 0, /* filled in by dev_attach */
"ahb", 0, { MDDT_EISA, 0, "bio" },
eisa_generic_externalize, 0, 0, EISA_EXTERNALLEN,
&kdc_eisa0, /* parent */
0, /* parentdata */
DC_UNCONFIGURED, /* always start out here */
NULL,
DC_CLS_MISC /* host adapters aren't special */
};
static inline void
ahb_registerdev(struct isa_device *id)
{
if(id->id_unit)
kdc_ahb[id->id_unit] = kdc_ahb[0];
kdc_ahb[id->id_unit].kdc_unit = id->id_unit;
kdc_ahb[id->id_unit].kdc_parentdata = id;
dev_attach(&kdc_ahb[id->id_unit]);
}
#endif /*KERNEL */
@ -404,7 +389,7 @@ ahb_poll(int unit, int wait)
goto retry;
}
/* don't know this will work */
ahbintr(unit);
ahbintr((void *)ahb);
return (0);
}
@ -435,109 +420,219 @@ ahb_send_immed(int unit, int target, u_long cmd)
splx(s);
}
/*
* Check the slots looking for a board we recognise
* If we find one, note it's address (slot) and call
* the actual probe routine to check it out.
*/
static int
ahbprobe(dev)
struct isa_device *dev;
{
int port;
u_char byte1, byte2, byte3;
ahb_slot++;
while (ahb_slot < EISA_MAX_SLOTS) {
port = 0x1000 * ahb_slot;
byte1 = inb(port + HID0);
byte2 = inb(port + HID1);
byte3 = inb(port + HID2);
if (byte1 == 0xff) {
ahb_slot++;
continue;
}
if ((CHAR1(byte1, byte2) == 'A')
&& (CHAR2(byte1, byte2) == 'D')
&& (CHAR3(byte1, byte2) == 'P')
&& ((byte3 == 0) || (byte3 == 1))) {
dev->id_iobase = port;
return ahbprobe1(dev);
}
ahb_slot++;
static char *
ahbmatch(type)
eisa_id_t type;
{
switch(type & 0xfffffe00) {
case EISA_DEVICE_ID_ADAPTEC_1740:
return ("Adaptec 174x SCSI host adapter");
break;
default:
break;
}
return 0;
return (NULL);
}
int
ahbprobe(void)
{
u_long iobase;
char intdef;
u_long irq;
struct eisa_device *e_dev = NULL;
int count;
count = 0;
while ((e_dev = eisa_match_dev(e_dev, ahbmatch))) {
iobase = e_dev->ioconf.iobase;
eisa_add_iospace(e_dev, iobase, AHB_EISA_IOSIZE);
intdef = inb(INTDEF + iobase);
switch (intdef & 0x7) {
case INT9:
irq = 9;
break;
case INT10:
irq = 10;
break;
case INT11:
irq = 11;
break;
case INT12:
irq = 12;
break;
case INT14:
irq = 14;
break;
case INT15:
irq = 15;
break;
default:
printf("aha174X at slot %d: illegal "
"irq setting %d\n", e_dev->ioconf.slot,
(intdef & 0x7));
continue;
}
eisa_add_intr(e_dev, irq);
eisa_registerdev(e_dev, &ahb_eisa_driver, &kdc_ahb);
count++;
}
return count;
}
/*
* Check if the device can be found at the port given
* and if so, set it up ready for further work
* as an argument, takes the isa_device structure from
* autoconf.c.
*/
static int
ahbprobe1(dev)
struct isa_device *dev;
static struct ahb_data *
ahb_alloc(unit, iobase, irq)
int unit;
u_long iobase;
int irq;
{
/*
* find unit and check we have that many defined
*/
int unit = ahb_unit;
struct ahb_data *ahb;
if (unit >= NAHB) {
printf("ahb: unit number (%d) too high\n", unit);
return 0;
return NULL;
}
dev->id_unit = unit;
/*
* Allocate a storage area for us
*/
if (ahbdata[unit]) {
printf("ahb%d: memory already allocated\n", unit);
return 0;
return NULL;
}
ahb = malloc(sizeof(struct ahb_data), M_TEMP, M_NOWAIT);
if (!ahb) {
printf("ahb%d: cannot malloc!\n", unit);
return 0;
return NULL;
}
bzero(ahb, sizeof(struct ahb_data));
ahbdata[unit] = ahb;
ahb->baseport = dev->id_iobase;
#ifndef DEV_LKM
ahb_registerdev(dev);
#endif /* DEV_LKM */
ahb->unit = unit;
ahb->baseport = iobase;
ahb->vect = irq;
/*
* Try initialise a unit at this location
* sets up dma and bus speed, loads ahb->vect
*/
if (ahb_init(unit) != 0) {
ahbdata[unit] = NULL;
free(ahb, M_TEMP);
return(ahb);
}
static void
ahb_free(ahb)
struct ahb_data *ahb;
{
ahbdata[ahb->unit] = NULL;
free(ahb, M_DEVBUF);
return;
}
/*
* reset board, If it doesn't respond, return failure
*/
static int
ahb_reset(port)
u_long port;
{
u_char i;
int wait = 1000; /* 1 sec enough? */
int stport = port + G2STAT;
outb(port + EBCTRL, CDEN); /* enable full card */
outb(port + PORTADDR, PORTADDR_ENHANCED);
outb(port + G2CNTRL, G2CNTRL_HARD_RESET);
DELAY(1000);
outb(port + G2CNTRL, 0);
DELAY(10000);
while (--wait) {
if ((inb(stport) & G2STAT_BUSY) == 0)
break;
DELAY(1000);
} if (wait == 0) {
printf("ahb_reset: No answer from aha1742 board\n");
return (0);
}
/*
* If it's there, put in it's interrupt vectors
*/
dev->id_irq = (1 << ahb->vect);
dev->id_drq = -1; /* use EISA dma */
ahb_unit++;
return IO_EISASIZE;
i = inb(port + MBOXIN0) & 0xff;
if (i) {
printf("ahb_reset: self test failed, val = 0x%x\n", i);
return (0);
}
while (inb(stport) & G2STAT_INT_PEND) {
printf(".");
outb(port + G2CNTRL, G2CNTRL_CLEAR_EISA_INT);
DELAY(10000);
}
outb(port + EBCTRL, CDEN); /* enable full card */
outb(port + PORTADDR, PORTADDR_ENHANCED);
return (1);
}
/*
* Attach ourselves and the devices on our bus
*/
static int
ahb_attach(e_dev)
struct eisa_device *e_dev;
{
/*
* find unit and check we have that many defined
*/
int unit = e_dev->unit;
struct ahb_data *ahb;
int irq = ffs(e_dev->ioconf.irq) - 1;
if(!(ahb_reset(e_dev->ioconf.iobase)))
return -1;
eisa_reg_start(e_dev);
if(eisa_reg_iospace(e_dev, e_dev->ioconf.iobase, AHB_EISA_IOSIZE)) {
eisa_reg_end(e_dev);
return -1;
}
if(!(ahb = ahb_alloc(unit, e_dev->ioconf.iobase, irq))) {
ahb_free(ahb);
eisa_reg_end(e_dev);
return -1;
}
if(eisa_reg_intr(e_dev, irq, ahbintr, (void *)ahb, &bio_imask,
/*shared ==*/TRUE)) {
ahb_free(ahb);
eisa_reg_end(e_dev);
return -1;
}
eisa_reg_end(e_dev);
/*
* Now that we know we own the resources we need, do the full
* card initialization.
*/
if(ahb_init(unit)){
ahb_free(ahb);
/*
* The board's IRQ line will not be left enabled
* if we can't intialize correctly, so its safe
* to release the irq.
*/
eisa_release_intr(e_dev, irq, ahbintr);
return -1;
}
e_dev->kdc->kdc_state = DC_BUSY; /* host adapters always busy */
/* Attach sub-devices - always succeeds */
ahb_bus_attach(ahb);
return(eisa_enable_intr(e_dev, irq));
}
/*
* Attach all the sub-devices we can find
*/
static int
ahb_attach(dev)
struct isa_device *dev;
ahb_bus_attach(ahb)
struct ahb_data *ahb;
{
int unit = dev->id_unit;
struct ahb_data *ahb = ahbdata[unit];
int unit = ahb->unit;
struct scsibus_data *scbus;
/*
@ -557,7 +652,6 @@ ahb_attach(dev)
return 0;
scbus->adapter_link = &ahb->sc_link;
kdc_ahb[unit].kdc_state = DC_BUSY; /* host adapters are always busy */
/*
* ask the adapter what subunits are present
*/
@ -580,18 +674,22 @@ ahb_adapter_info(unit)
/*
* Catch an interrupt from the adaptor
*/
void
ahbintr(unit)
int unit;
static void
ahbintr(arg)
void *arg;
{
struct ahb_data *ahb;
struct ecb *ecb;
unsigned char stat;
u_char ahbstat;
int target;
long int mboxval;
struct ahb_data *ahb = ahbdata[unit];
int port;
int unit;
int port = ahb->baseport;
ahb = (struct ahb_data *)arg;
unit = ahb->unit;
port = ahb->baseport;
#ifdef AHBDEBUG
printf("ahbintr ");
@ -792,8 +890,7 @@ ahb_get_ecb(unit, flags)
struct ecb *ecbp;
int hashnum;
if (!(flags & SCSI_NOMASK))
opri = splbio();
opri = splbio();
/*
* If we can and have to, sleep waiting for one to come free
* but only if we can't allocate a new one.
@ -817,20 +914,24 @@ ahb_get_ecb(unit, flags)
ahb->ecbhash[hashnum] = ecbp;
} else {
printf("ahb%d: Can't malloc ECB\n", unit);
} goto gottit;
}
break;
} else {
if (!(flags & SCSI_NOSLEEP)) {
tsleep((caddr_t)&ahb->free_ecb, PRIBIO,
"ahbecb", 0);
continue;
}
break;
}
} if (ecbp) {
}
if (ecbp) {
/* Get ECB from from free list */
ahb->free_ecb = ecbp->next;
ecbp->flags = ECB_ACTIVE;
}
gottit: if (!(flags & SCSI_NOMASK))
splx(opri);
splx(opri);
return (ecbp);
}
@ -862,82 +963,17 @@ static int
ahb_init(unit)
int unit;
{
u_char intdef;
struct ahb_data *ahb = ahbdata[unit];
int port = ahb->baseport;
int intdef;
int wait = 1000; /* 1 sec enough? */
int i;
int stport = port + G2STAT;
#define NO_NO 1
#ifdef NO_NO
/*
* reset board, If it doesn't respond, assume
* that it's not there.. good for the probe
*/
outb(port + EBCTRL, CDEN); /* enable full card */
outb(port + PORTADDR, PORTADDR_ENHANCED);
outb(port + G2CNTRL, G2CNTRL_HARD_RESET);
DELAY(1000);
outb(port + G2CNTRL, 0);
DELAY(10000);
while (--wait) {
if ((inb(stport) & G2STAT_BUSY) == 0)
break;
DELAY(1000);
} if (wait == 0) {
#ifdef AHBDEBUG
if (ahb_debug & AHB_SHOWMISC)
printf("ahb_init: No answer from aha1742 board\n");
#endif /*AHBDEBUG */
return (ENXIO);
}
i = inb(port + MBOXIN0) & 0xff;
if (i) {
printf("self test failed, val = 0x%x\n", i);
return (EIO);
}
#endif
while (inb(stport) & G2STAT_INT_PEND) {
printf(".");
outb(port + G2CNTRL, G2CNTRL_CLEAR_EISA_INT);
DELAY(10000);
}
outb(port + EBCTRL, CDEN); /* enable full card */
outb(port + PORTADDR, PORTADDR_ENHANCED);
/*
* Assume we have a board at this stage
* setup dma channel from jumpers and save int
* level
*/
printf("ahb%d: reading board settings, ", unit);
intdef = inb(port + INTDEF);
switch (intdef & 0x07) {
case INT9:
ahb->vect = 9;
break;
case INT10:
ahb->vect = 10;
break;
case INT11:
ahb->vect = 11;
break;
case INT12:
ahb->vect = 12;
break;
case INT14:
ahb->vect = 14;
break;
case INT15:
ahb->vect = 15;
break;
default:
printf("illegal int setting\n");
return (EIO);
}
printf("int=%d\n", ahb->vect);
outb(port + INTDEF, (intdef | INTEN)); /* make sure we can interrupt */
/* who are we on the scsi bus? */

6
sys/i386/eisa/eisaconf.c
View File

@ -18,7 +18,7 @@
* 4. Modifications may be freely made to this file if the above conditions
* are met.
*
* $Id: eisaconf.c,v 1.4 1995/11/06 05:20:59 gibbs Exp $
* $Id: eisaconf.c,v 1.5 1995/11/09 07:14:11 gibbs Exp $
*/
#include <sys/param.h>
#include <sys/systm.h>
@ -111,12 +111,12 @@ eisa_configure()
* be responsible for creating the list of devices in the system
* for the configuration manager to use.
*/
e_dev->full_name = (char *)malloc(14*sizeof(char),
e_dev->full_name = (char *)malloc(10*sizeof(char),
M_DEVBUF, M_NOWAIT);
if (!e_dev->full_name) {
panic("Eisa probe unable to malloc");
}
sprintf(e_dev->full_name, "%c%c%c%x rev %x",
sprintf(e_dev->full_name, "%c%c%c%x%x",
EISA_MFCTR_CHAR0(e_dev->id),
EISA_MFCTR_CHAR1(e_dev->id),
EISA_MFCTR_CHAR2(e_dev->id),