blob: 05301bc752eee7e4bd2580e4ba58717bb9622fb2 [file] [log] [blame]
/*
* Copyright (C) 1997 Wu Ching Chen
* 2.1.x update (C) 1998 Krzysztof G. Baranowski
* 2.5.x update (C) 2002 Red Hat
* 2.6.x update (C) 2004 Red Hat
*
* Marcelo Tosatti <marcelo@conectiva.com.br> : SMP fixes
*
* Wu Ching Chen : NULL pointer fixes 2000/06/02
* support atp876 chip
* enable 32 bit fifo transfer
* support cdrom & remove device run ultra speed
* fix disconnect bug 2000/12/21
* support atp880 chip lvd u160 2001/05/15
* fix prd table bug 2001/09/12 (7.1)
*
* atp885 support add by ACARD Hao Ping Lian 2005/01/05
*/
#include <linux/module.h>
#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/kernel.h>
#include <linux/types.h>
#include <linux/string.h>
#include <linux/ioport.h>
#include <linux/delay.h>
#include <linux/proc_fs.h>
#include <linux/spinlock.h>
#include <linux/pci.h>
#include <linux/blkdev.h>
#include <linux/dma-mapping.h>
#include <linux/slab.h>
#include <asm/io.h>
#include <scsi/scsi.h>
#include <scsi/scsi_cmnd.h>
#include <scsi/scsi_device.h>
#include <scsi/scsi_host.h>
#include "atp870u.h"
static struct scsi_host_template atp870u_template;
static void send_s870(struct atp_unit *dev,unsigned char c);
static void is885(struct atp_unit *dev, unsigned int wkport,unsigned char c);
static void tscam_885(void);
static irqreturn_t atp870u_intr_handle(int irq, void *dev_id)
{
unsigned long flags;
unsigned short int tmpcip, id;
unsigned char i, j, c, target_id, lun,cmdp;
unsigned char *prd;
struct scsi_cmnd *workreq;
unsigned int workport, tmport, tmport1;
unsigned long adrcnt, k;
#ifdef ED_DBGP
unsigned long l;
#endif
int errstus;
struct Scsi_Host *host = dev_id;
struct atp_unit *dev = (struct atp_unit *)&host->hostdata;
for (c = 0; c < 2; c++) {
tmport = dev->ioport[c] + 0x1f;
j = inb(tmport);
if ((j & 0x80) != 0)
{
goto ch_sel;
}
dev->in_int[c] = 0;
}
return IRQ_NONE;
ch_sel:
#ifdef ED_DBGP
printk("atp870u_intr_handle enter\n");
#endif
dev->in_int[c] = 1;
cmdp = inb(dev->ioport[c] + 0x10);
workport = dev->ioport[c];
if (dev->working[c] != 0) {
if (dev->dev_id == ATP885_DEVID) {
tmport1 = workport + 0x16;
if ((inb(tmport1) & 0x80) == 0)
outb((inb(tmport1) | 0x80), tmport1);
}
tmpcip = dev->pciport[c];
if ((inb(tmpcip) & 0x08) != 0)
{
tmpcip += 0x2;
for (k=0; k < 1000; k++) {
if ((inb(tmpcip) & 0x08) == 0) {
goto stop_dma;
}
if ((inb(tmpcip) & 0x01) == 0) {
goto stop_dma;
}
}
}
stop_dma:
tmpcip = dev->pciport[c];
outb(0x00, tmpcip);
tmport -= 0x08;
i = inb(tmport);
if (dev->dev_id == ATP885_DEVID) {
tmpcip += 2;
outb(0x06, tmpcip);
tmpcip -= 2;
}
tmport -= 0x02;
target_id = inb(tmport);
tmport += 0x02;
/*
* Remap wide devices onto id numbers
*/
if ((target_id & 0x40) != 0) {
target_id = (target_id & 0x07) | 0x08;
} else {
target_id &= 0x07;
}
if ((j & 0x40) != 0) {
if (dev->last_cmd[c] == 0xff) {
dev->last_cmd[c] = target_id;
}
dev->last_cmd[c] |= 0x40;
}
if (dev->dev_id == ATP885_DEVID)
dev->r1f[c][target_id] |= j;
#ifdef ED_DBGP
printk("atp870u_intr_handle status = %x\n",i);
#endif
if (i == 0x85) {
if ((dev->last_cmd[c] & 0xf0) != 0x40) {
dev->last_cmd[c] = 0xff;
}
if (dev->dev_id == ATP885_DEVID) {
tmport -= 0x05;
adrcnt = 0;
((unsigned char *) &adrcnt)[2] = inb(tmport++);
((unsigned char *) &adrcnt)[1] = inb(tmport++);
((unsigned char *) &adrcnt)[0] = inb(tmport);
if (dev->id[c][target_id].last_len != adrcnt)
{
k = dev->id[c][target_id].last_len;
k -= adrcnt;
dev->id[c][target_id].tran_len = k;
dev->id[c][target_id].last_len = adrcnt;
}
#ifdef ED_DBGP
printk("tmport = %x dev->id[c][target_id].last_len = %d dev->id[c][target_id].tran_len = %d\n",tmport,dev->id[c][target_id].last_len,dev->id[c][target_id].tran_len);
#endif
}
/*
* Flip wide
*/
if (dev->wide_id[c] != 0) {
tmport = workport + 0x1b;
outb(0x01, tmport);
while ((inb(tmport) & 0x01) != 0x01) {
outb(0x01, tmport);
}
}
/*
* Issue more commands
*/
spin_lock_irqsave(dev->host->host_lock, flags);
if (((dev->quhd[c] != dev->quend[c]) || (dev->last_cmd[c] != 0xff)) &&
(dev->in_snd[c] == 0)) {
#ifdef ED_DBGP
printk("Call sent_s870\n");
#endif
send_s870(dev,c);
}
spin_unlock_irqrestore(dev->host->host_lock, flags);
/*
* Done
*/
dev->in_int[c] = 0;
#ifdef ED_DBGP
printk("Status 0x85 return\n");
#endif
goto handled;
}
if (i == 0x40) {
dev->last_cmd[c] |= 0x40;
dev->in_int[c] = 0;
goto handled;
}
if (i == 0x21) {
if ((dev->last_cmd[c] & 0xf0) != 0x40) {
dev->last_cmd[c] = 0xff;
}
tmport -= 0x05;
adrcnt = 0;
((unsigned char *) &adrcnt)[2] = inb(tmport++);
((unsigned char *) &adrcnt)[1] = inb(tmport++);
((unsigned char *) &adrcnt)[0] = inb(tmport);
k = dev->id[c][target_id].last_len;
k -= adrcnt;
dev->id[c][target_id].tran_len = k;
dev->id[c][target_id].last_len = adrcnt;
tmport -= 0x04;
outb(0x41, tmport);
tmport += 0x08;
outb(0x08, tmport);
dev->in_int[c] = 0;
goto handled;
}
if (dev->dev_id == ATP885_DEVID) {
if ((i == 0x4c) || (i == 0x4d) || (i == 0x8c) || (i == 0x8d)) {
if ((i == 0x4c) || (i == 0x8c))
i=0x48;
else
i=0x49;
}
}
if ((i == 0x80) || (i == 0x8f)) {
#ifdef ED_DBGP
printk(KERN_DEBUG "Device reselect\n");
#endif
lun = 0;
tmport -= 0x07;
if (cmdp == 0x44 || i==0x80) {
tmport += 0x0d;
lun = inb(tmport) & 0x07;
} else {
if ((dev->last_cmd[c] & 0xf0) != 0x40) {
dev->last_cmd[c] = 0xff;
}
if (cmdp == 0x41) {
#ifdef ED_DBGP
printk("cmdp = 0x41\n");
#endif
tmport += 0x02;
adrcnt = 0;
((unsigned char *) &adrcnt)[2] = inb(tmport++);
((unsigned char *) &adrcnt)[1] = inb(tmport++);
((unsigned char *) &adrcnt)[0] = inb(tmport);
k = dev->id[c][target_id].last_len;
k -= adrcnt;
dev->id[c][target_id].tran_len = k;
dev->id[c][target_id].last_len = adrcnt;
tmport += 0x04;
outb(0x08, tmport);
dev->in_int[c] = 0;
goto handled;
} else {
#ifdef ED_DBGP
printk("cmdp != 0x41\n");
#endif
outb(0x46, tmport);
dev->id[c][target_id].dirct = 0x00;
tmport += 0x02;
outb(0x00, tmport++);
outb(0x00, tmport++);
outb(0x00, tmport++);
tmport += 0x03;
outb(0x08, tmport);
dev->in_int[c] = 0;
goto handled;
}
}
if (dev->last_cmd[c] != 0xff) {
dev->last_cmd[c] |= 0x40;
}
if (dev->dev_id == ATP885_DEVID) {
j = inb(dev->baseport + 0x29) & 0xfe;
outb(j, dev->baseport + 0x29);
tmport = workport + 0x16;
} else {
tmport = workport + 0x10;
outb(0x45, tmport);
tmport += 0x06;
}
target_id = inb(tmport);
/*
* Remap wide identifiers
*/
if ((target_id & 0x10) != 0) {
target_id = (target_id & 0x07) | 0x08;
} else {
target_id &= 0x07;
}
if (dev->dev_id == ATP885_DEVID) {
tmport = workport + 0x10;
outb(0x45, tmport);
}
workreq = dev->id[c][target_id].curr_req;
#ifdef ED_DBGP
scmd_printk(KERN_DEBUG, workreq, "CDB");
for (l = 0; l < workreq->cmd_len; l++)
printk(KERN_DEBUG " %x",workreq->cmnd[l]);
printk("\n");
#endif
tmport = workport + 0x0f;
outb(lun, tmport);
tmport += 0x02;
outb(dev->id[c][target_id].devsp, tmport++);
adrcnt = dev->id[c][target_id].tran_len;
k = dev->id[c][target_id].last_len;
outb(((unsigned char *) &k)[2], tmport++);
outb(((unsigned char *) &k)[1], tmport++);
outb(((unsigned char *) &k)[0], tmport++);
#ifdef ED_DBGP
printk("k %x, k[0] 0x%x k[1] 0x%x k[2] 0x%x\n", k, inb(tmport-1), inb(tmport-2), inb(tmport-3));
#endif
/* Remap wide */
j = target_id;
if (target_id > 7) {
j = (j & 0x07) | 0x40;
}
/* Add direction */
j |= dev->id[c][target_id].dirct;
outb(j, tmport++);
outb(0x80,tmport);
/* enable 32 bit fifo transfer */
if (dev->dev_id == ATP885_DEVID) {
tmpcip = dev->pciport[c] + 1;
i=inb(tmpcip) & 0xf3;
//j=workreq->cmnd[0];
if ((workreq->cmnd[0] == 0x08) || (workreq->cmnd[0] == 0x28) || (workreq->cmnd[0] == 0x0a) || (workreq->cmnd[0] == 0x2a)) {
i |= 0x0c;
}
outb(i,tmpcip);
} else if ((dev->dev_id == ATP880_DEVID1) ||
(dev->dev_id == ATP880_DEVID2) ) {
tmport = workport - 0x05;
if ((workreq->cmnd[0] == 0x08) || (workreq->cmnd[0] == 0x28) || (workreq->cmnd[0] == 0x0a) || (workreq->cmnd[0] == 0x2a)) {
outb((unsigned char) ((inb(tmport) & 0x3f) | 0xc0), tmport);
} else {
outb((unsigned char) (inb(tmport) & 0x3f), tmport);
}
} else {
tmport = workport + 0x3a;
if ((workreq->cmnd[0] == 0x08) || (workreq->cmnd[0] == 0x28) || (workreq->cmnd[0] == 0x0a) || (workreq->cmnd[0] == 0x2a)) {
outb((unsigned char) ((inb(tmport) & 0xf3) | 0x08), tmport);
} else {
outb((unsigned char) (inb(tmport) & 0xf3), tmport);
}
}
tmport = workport + 0x1b;
j = 0;
id = 1;
id = id << target_id;
/*
* Is this a wide device
*/
if ((id & dev->wide_id[c]) != 0) {
j |= 0x01;
}
outb(j, tmport);
while ((inb(tmport) & 0x01) != j) {
outb(j,tmport);
}
if (dev->id[c][target_id].last_len == 0) {
tmport = workport + 0x18;
outb(0x08, tmport);
dev->in_int[c] = 0;
#ifdef ED_DBGP
printk("dev->id[c][target_id].last_len = 0\n");
#endif
goto handled;
}
#ifdef ED_DBGP
printk("target_id = %d adrcnt = %d\n",target_id,adrcnt);
#endif
prd = dev->id[c][target_id].prd_pos;
while (adrcnt != 0) {
id = ((unsigned short int *)prd)[2];
if (id == 0) {
k = 0x10000;
} else {
k = id;
}
if (k > adrcnt) {
((unsigned short int *)prd)[2] = (unsigned short int)
(k - adrcnt);
((unsigned long *)prd)[0] += adrcnt;
adrcnt = 0;
dev->id[c][target_id].prd_pos = prd;
} else {
adrcnt -= k;
dev->id[c][target_id].prdaddr += 0x08;
prd += 0x08;
if (adrcnt == 0) {
dev->id[c][target_id].prd_pos = prd;
}
}
}
tmpcip = dev->pciport[c] + 0x04;
outl(dev->id[c][target_id].prdaddr, tmpcip);
#ifdef ED_DBGP
printk("dev->id[%d][%d].prdaddr 0x%8x\n", c, target_id, dev->id[c][target_id].prdaddr);
#endif
if (dev->dev_id == ATP885_DEVID) {
tmpcip -= 0x04;
} else {
tmpcip -= 0x02;
outb(0x06, tmpcip);
outb(0x00, tmpcip);
tmpcip -= 0x02;
}
tmport = workport + 0x18;
/*
* Check transfer direction
*/
if (dev->id[c][target_id].dirct != 0) {
outb(0x08, tmport);
outb(0x01, tmpcip);
dev->in_int[c] = 0;
#ifdef ED_DBGP
printk("status 0x80 return dirct != 0\n");
#endif
goto handled;
}
outb(0x08, tmport);
outb(0x09, tmpcip);
dev->in_int[c] = 0;
#ifdef ED_DBGP
printk("status 0x80 return dirct = 0\n");
#endif
goto handled;
}
/*
* Current scsi request on this target
*/
workreq = dev->id[c][target_id].curr_req;
if (i == 0x42) {
if ((dev->last_cmd[c] & 0xf0) != 0x40)
{
dev->last_cmd[c] = 0xff;
}
errstus = 0x02;
workreq->result = errstus;
goto go_42;
}
if (i == 0x16) {
if ((dev->last_cmd[c] & 0xf0) != 0x40) {
dev->last_cmd[c] = 0xff;
}
errstus = 0;
tmport -= 0x08;
errstus = inb(tmport);
if (((dev->r1f[c][target_id] & 0x10) != 0)&&(dev->dev_id==ATP885_DEVID)) {
printk(KERN_WARNING "AEC67162 CRC ERROR !\n");
errstus = 0x02;
}
workreq->result = errstus;
go_42:
if (dev->dev_id == ATP885_DEVID) {
j = inb(dev->baseport + 0x29) | 0x01;
outb(j, dev->baseport + 0x29);
}
/*
* Complete the command
*/
scsi_dma_unmap(workreq);
spin_lock_irqsave(dev->host->host_lock, flags);
(*workreq->scsi_done) (workreq);
#ifdef ED_DBGP
printk("workreq->scsi_done\n");
#endif
/*
* Clear it off the queue
*/
dev->id[c][target_id].curr_req = NULL;
dev->working[c]--;
spin_unlock_irqrestore(dev->host->host_lock, flags);
/*
* Take it back wide
*/
if (dev->wide_id[c] != 0) {
tmport = workport + 0x1b;
outb(0x01, tmport);
while ((inb(tmport) & 0x01) != 0x01) {
outb(0x01, tmport);
}
}
/*
* If there is stuff to send and nothing going then send it
*/
spin_lock_irqsave(dev->host->host_lock, flags);
if (((dev->last_cmd[c] != 0xff) || (dev->quhd[c] != dev->quend[c])) &&
(dev->in_snd[c] == 0)) {
#ifdef ED_DBGP
printk("Call sent_s870(scsi_done)\n");
#endif
send_s870(dev,c);
}
spin_unlock_irqrestore(dev->host->host_lock, flags);
dev->in_int[c] = 0;
goto handled;
}
if ((dev->last_cmd[c] & 0xf0) != 0x40) {
dev->last_cmd[c] = 0xff;
}
if (i == 0x4f) {
i = 0x89;
}
i &= 0x0f;
if (i == 0x09) {
tmpcip += 4;
outl(dev->id[c][target_id].prdaddr, tmpcip);
tmpcip = tmpcip - 2;
outb(0x06, tmpcip);
outb(0x00, tmpcip);
tmpcip = tmpcip - 2;
tmport = workport + 0x10;
outb(0x41, tmport);
if (dev->dev_id == ATP885_DEVID) {
tmport += 2;
k = dev->id[c][target_id].last_len;
outb((unsigned char) (((unsigned char *) (&k))[2]), tmport++);
outb((unsigned char) (((unsigned char *) (&k))[1]), tmport++);
outb((unsigned char) (((unsigned char *) (&k))[0]), tmport);
dev->id[c][target_id].dirct = 0x00;
tmport += 0x04;
} else {
dev->id[c][target_id].dirct = 0x00;
tmport += 0x08;
}
outb(0x08, tmport);
outb(0x09, tmpcip);
dev->in_int[c] = 0;
goto handled;
}
if (i == 0x08) {
tmpcip += 4;
outl(dev->id[c][target_id].prdaddr, tmpcip);
tmpcip = tmpcip - 2;
outb(0x06, tmpcip);
outb(0x00, tmpcip);
tmpcip = tmpcip - 2;
tmport = workport + 0x10;
outb(0x41, tmport);
if (dev->dev_id == ATP885_DEVID) {
tmport += 2;
k = dev->id[c][target_id].last_len;
outb((unsigned char) (((unsigned char *) (&k))[2]), tmport++);
outb((unsigned char) (((unsigned char *) (&k))[1]), tmport++);
outb((unsigned char) (((unsigned char *) (&k))[0]), tmport++);
} else {
tmport += 5;
}
outb((unsigned char) (inb(tmport) | 0x20), tmport);
dev->id[c][target_id].dirct = 0x20;
tmport += 0x03;
outb(0x08, tmport);
outb(0x01, tmpcip);
dev->in_int[c] = 0;
goto handled;
}
tmport -= 0x07;
if (i == 0x0a) {
outb(0x30, tmport);
} else {
outb(0x46, tmport);
}
dev->id[c][target_id].dirct = 0x00;
tmport += 0x02;
outb(0x00, tmport++);
outb(0x00, tmport++);
outb(0x00, tmport++);
tmport += 0x03;
outb(0x08, tmport);
dev->in_int[c] = 0;
goto handled;
} else {
// tmport = workport + 0x17;
// inb(tmport);
// dev->working[c] = 0;
dev->in_int[c] = 0;
goto handled;
}
handled:
#ifdef ED_DBGP
printk("atp870u_intr_handle exit\n");
#endif
return IRQ_HANDLED;
}
/**
* atp870u_queuecommand - Queue SCSI command
* @req_p: request block
* @done: completion function
*
* Queue a command to the ATP queue. Called with the host lock held.
*/
static int atp870u_queuecommand_lck(struct scsi_cmnd *req_p,
void (*done) (struct scsi_cmnd *))
{
unsigned char c;
unsigned int tmport,m;
struct atp_unit *dev;
struct Scsi_Host *host;
c = scmd_channel(req_p);
req_p->sense_buffer[0]=0;
scsi_set_resid(req_p, 0);
if (scmd_channel(req_p) > 1) {
req_p->result = 0x00040000;
done(req_p);
#ifdef ED_DBGP
printk("atp870u_queuecommand : req_p->device->channel > 1\n");
#endif
return 0;
}
host = req_p->device->host;
dev = (struct atp_unit *)&host->hostdata;
m = 1;
m = m << scmd_id(req_p);
/*
* Fake a timeout for missing targets
*/
if ((m & dev->active_id[c]) == 0) {
req_p->result = 0x00040000;
done(req_p);
return 0;
}
if (done) {
req_p->scsi_done = done;
} else {
#ifdef ED_DBGP
printk( "atp870u_queuecommand: done can't be NULL\n");
#endif
req_p->result = 0;
done(req_p);
return 0;
}
/*
* Count new command
*/
dev->quend[c]++;
if (dev->quend[c] >= qcnt) {
dev->quend[c] = 0;
}
/*
* Check queue state
*/
if (dev->quhd[c] == dev->quend[c]) {
if (dev->quend[c] == 0) {
dev->quend[c] = qcnt;
}
#ifdef ED_DBGP
printk("atp870u_queuecommand : dev->quhd[c] == dev->quend[c]\n");
#endif
dev->quend[c]--;
req_p->result = 0x00020000;
done(req_p);
return 0;
}
dev->quereq[c][dev->quend[c]] = req_p;
tmport = dev->ioport[c] + 0x1c;
#ifdef ED_DBGP
printk("dev->ioport[c] = %x inb(tmport) = %x dev->in_int[%d] = %d dev->in_snd[%d] = %d\n",dev->ioport[c],inb(tmport),c,dev->in_int[c],c,dev->in_snd[c]);
#endif
if ((inb(tmport) == 0) && (dev->in_int[c] == 0) && (dev->in_snd[c] == 0)) {
#ifdef ED_DBGP
printk("Call sent_s870(atp870u_queuecommand)\n");
#endif
send_s870(dev,c);
}
#ifdef ED_DBGP
printk("atp870u_queuecommand : exit\n");
#endif
return 0;
}
static DEF_SCSI_QCMD(atp870u_queuecommand)
/**
* send_s870 - send a command to the controller
* @host: host
*
* On entry there is work queued to be done. We move some of that work to the
* controller itself.
*
* Caller holds the host lock.
*/
static void send_s870(struct atp_unit *dev,unsigned char c)
{
unsigned int tmport;
struct scsi_cmnd *workreq;
unsigned int i;//,k;
unsigned char j, target_id;
unsigned char *prd;
unsigned short int tmpcip, w;
unsigned long l, bttl = 0;
unsigned int workport;
unsigned long sg_count;
if (dev->in_snd[c] != 0) {
#ifdef ED_DBGP
printk("cmnd in_snd\n");
#endif
return;
}
#ifdef ED_DBGP
printk("Sent_s870 enter\n");
#endif
dev->in_snd[c] = 1;
if ((dev->last_cmd[c] != 0xff) && ((dev->last_cmd[c] & 0x40) != 0)) {
dev->last_cmd[c] &= 0x0f;
workreq = dev->id[c][dev->last_cmd[c]].curr_req;
if (workreq != NULL) { /* check NULL pointer */
goto cmd_subp;
}
dev->last_cmd[c] = 0xff;
if (dev->quhd[c] == dev->quend[c]) {
dev->in_snd[c] = 0;
return ;
}
}
if ((dev->last_cmd[c] != 0xff) && (dev->working[c] != 0)) {
dev->in_snd[c] = 0;
return ;
}
dev->working[c]++;
j = dev->quhd[c];
dev->quhd[c]++;
if (dev->quhd[c] >= qcnt) {
dev->quhd[c] = 0;
}
workreq = dev->quereq[c][dev->quhd[c]];
if (dev->id[c][scmd_id(workreq)].curr_req == NULL) {
dev->id[c][scmd_id(workreq)].curr_req = workreq;
dev->last_cmd[c] = scmd_id(workreq);
goto cmd_subp;
}
dev->quhd[c] = j;
dev->working[c]--;
dev->in_snd[c] = 0;
return;
cmd_subp:
workport = dev->ioport[c];
tmport = workport + 0x1f;
if ((inb(tmport) & 0xb0) != 0) {
goto abortsnd;
}
tmport = workport + 0x1c;
if (inb(tmport) == 0) {
goto oktosend;
}
abortsnd:
#ifdef ED_DBGP
printk("Abort to Send\n");
#endif
dev->last_cmd[c] |= 0x40;
dev->in_snd[c] = 0;
return;
oktosend:
#ifdef ED_DBGP
printk("OK to Send\n");
scmd_printk(KERN_DEBUG, workreq, "CDB");
for(i=0;i<workreq->cmd_len;i++) {
printk(" %x",workreq->cmnd[i]);
}
printk("\n");
#endif
l = scsi_bufflen(workreq);
if (dev->dev_id == ATP885_DEVID) {
j = inb(dev->baseport + 0x29) & 0xfe;
outb(j, dev->baseport + 0x29);
dev->r1f[c][scmd_id(workreq)] = 0;
}
if (workreq->cmnd[0] == READ_CAPACITY) {
if (l > 8)
l = 8;
}
if (workreq->cmnd[0] == 0x00) {
l = 0;
}
tmport = workport + 0x1b;
j = 0;
target_id = scmd_id(workreq);
/*
* Wide ?
*/
w = 1;
w = w << target_id;
if ((w & dev->wide_id[c]) != 0) {
j |= 0x01;
}
outb(j, tmport);
while ((inb(tmport) & 0x01) != j) {
outb(j,tmport);
#ifdef ED_DBGP
printk("send_s870 while loop 1\n");
#endif
}
/*
* Write the command
*/
tmport = workport;
outb(workreq->cmd_len, tmport++);
outb(0x2c, tmport++);
if (dev->dev_id == ATP885_DEVID) {
outb(0x7f, tmport++);
} else {
outb(0xcf, tmport++);
}
for (i = 0; i < workreq->cmd_len; i++) {
outb(workreq->cmnd[i], tmport++);
}
tmport = workport + 0x0f;
outb(workreq->device->lun, tmport);
tmport += 0x02;
/*
* Write the target
*/
outb(dev->id[c][target_id].devsp, tmport++);
#ifdef ED_DBGP
printk("dev->id[%d][%d].devsp = %2x\n",c,target_id,dev->id[c][target_id].devsp);
#endif
sg_count = scsi_dma_map(workreq);
/*
* Write transfer size
*/
outb((unsigned char) (((unsigned char *) (&l))[2]), tmport++);
outb((unsigned char) (((unsigned char *) (&l))[1]), tmport++);
outb((unsigned char) (((unsigned char *) (&l))[0]), tmport++);
j = target_id;
dev->id[c][j].last_len = l;
dev->id[c][j].tran_len = 0;
#ifdef ED_DBGP
printk("dev->id[%2d][%2d].last_len = %d\n",c,j,dev->id[c][j].last_len);
#endif
/*
* Flip the wide bits
*/
if ((j & 0x08) != 0) {
j = (j & 0x07) | 0x40;
}
/*
* Check transfer direction
*/
if (workreq->sc_data_direction == DMA_TO_DEVICE) {
outb((unsigned char) (j | 0x20), tmport++);
} else {
outb(j, tmport++);
}
outb((unsigned char) (inb(tmport) | 0x80), tmport);
outb(0x80, tmport);
tmport = workport + 0x1c;
dev->id[c][target_id].dirct = 0;
if (l == 0) {
if (inb(tmport) == 0) {
tmport = workport + 0x18;
#ifdef ED_DBGP
printk("change SCSI_CMD_REG 0x08\n");
#endif
outb(0x08, tmport);
} else {
dev->last_cmd[c] |= 0x40;
}
dev->in_snd[c] = 0;
return;
}
tmpcip = dev->pciport[c];
prd = dev->id[c][target_id].prd_table;
dev->id[c][target_id].prd_pos = prd;
/*
* Now write the request list. Either as scatter/gather or as
* a linear chain.
*/
if (l) {
struct scatterlist *sgpnt;
i = 0;
scsi_for_each_sg(workreq, sgpnt, sg_count, j) {
bttl = sg_dma_address(sgpnt);
l=sg_dma_len(sgpnt);
#ifdef ED_DBGP
printk("1. bttl %x, l %x\n",bttl, l);
#endif
while (l > 0x10000) {
(((u16 *) (prd))[i + 3]) = 0x0000;
(((u16 *) (prd))[i + 2]) = 0x0000;
(((u32 *) (prd))[i >> 1]) = cpu_to_le32(bttl);
l -= 0x10000;
bttl += 0x10000;
i += 0x04;
}
(((u32 *) (prd))[i >> 1]) = cpu_to_le32(bttl);
(((u16 *) (prd))[i + 2]) = cpu_to_le16(l);
(((u16 *) (prd))[i + 3]) = 0;
i += 0x04;
}
(((u16 *) (prd))[i - 1]) = cpu_to_le16(0x8000);
#ifdef ED_DBGP
printk("prd %4x %4x %4x %4x\n",(((unsigned short int *)prd)[0]),(((unsigned short int *)prd)[1]),(((unsigned short int *)prd)[2]),(((unsigned short int *)prd)[3]));
printk("2. bttl %x, l %x\n",bttl, l);
#endif
}
tmpcip += 4;
#ifdef ED_DBGP
printk("send_s870: prdaddr_2 0x%8x tmpcip %x target_id %d\n", dev->id[c][target_id].prdaddr,tmpcip,target_id);
#endif
dev->id[c][target_id].prdaddr = dev->id[c][target_id].prd_bus;
outl(dev->id[c][target_id].prdaddr, tmpcip);
tmpcip = tmpcip - 2;
outb(0x06, tmpcip);
outb(0x00, tmpcip);
if (dev->dev_id == ATP885_DEVID) {
tmpcip--;
j=inb(tmpcip) & 0xf3;
if ((workreq->cmnd[0] == 0x08) || (workreq->cmnd[0] == 0x28) ||
(workreq->cmnd[0] == 0x0a) || (workreq->cmnd[0] == 0x2a)) {
j |= 0x0c;
}
outb(j,tmpcip);
tmpcip--;
} else if ((dev->dev_id == ATP880_DEVID1) ||
(dev->dev_id == ATP880_DEVID2)) {
tmpcip =tmpcip -2;
tmport = workport - 0x05;
if ((workreq->cmnd[0] == 0x08) || (workreq->cmnd[0] == 0x28) || (workreq->cmnd[0] == 0x0a) || (workreq->cmnd[0] == 0x2a)) {
outb((unsigned char) ((inb(tmport) & 0x3f) | 0xc0), tmport);
} else {
outb((unsigned char) (inb(tmport) & 0x3f), tmport);
}
} else {
tmpcip =tmpcip -2;
tmport = workport + 0x3a;
if ((workreq->cmnd[0] == 0x08) || (workreq->cmnd[0] == 0x28) || (workreq->cmnd[0] == 0x0a) || (workreq->cmnd[0] == 0x2a)) {
outb((inb(tmport) & 0xf3) | 0x08, tmport);
} else {
outb(inb(tmport) & 0xf3, tmport);
}
}
tmport = workport + 0x1c;
if(workreq->sc_data_direction == DMA_TO_DEVICE) {
dev->id[c][target_id].dirct = 0x20;
if (inb(tmport) == 0) {
tmport = workport + 0x18;
outb(0x08, tmport);
outb(0x01, tmpcip);
#ifdef ED_DBGP
printk( "start DMA(to target)\n");
#endif
} else {
dev->last_cmd[c] |= 0x40;
}
dev->in_snd[c] = 0;
return;
}
if (inb(tmport) == 0) {
tmport = workport + 0x18;
outb(0x08, tmport);
outb(0x09, tmpcip);
#ifdef ED_DBGP
printk( "start DMA(to host)\n");
#endif
} else {
dev->last_cmd[c] |= 0x40;
}
dev->in_snd[c] = 0;
return;
}
static unsigned char fun_scam(struct atp_unit *dev, unsigned short int *val)
{
unsigned int tmport;
unsigned short int i, k;
unsigned char j;
tmport = dev->ioport[0] + 0x1c;
outw(*val, tmport);
FUN_D7:
for (i = 0; i < 10; i++) { /* stable >= bus settle delay(400 ns) */
k = inw(tmport);
j = (unsigned char) (k >> 8);
if ((k & 0x8000) != 0) { /* DB7 all release? */
goto FUN_D7;
}
}
*val |= 0x4000; /* assert DB6 */
outw(*val, tmport);
*val &= 0xdfff; /* assert DB5 */
outw(*val, tmport);
FUN_D5:
for (i = 0; i < 10; i++) { /* stable >= bus settle delay(400 ns) */
if ((inw(tmport) & 0x2000) != 0) { /* DB5 all release? */
goto FUN_D5;
}
}
*val |= 0x8000; /* no DB4-0, assert DB7 */
*val &= 0xe0ff;
outw(*val, tmport);
*val &= 0xbfff; /* release DB6 */
outw(*val, tmport);
FUN_D6:
for (i = 0; i < 10; i++) { /* stable >= bus settle delay(400 ns) */
if ((inw(tmport) & 0x4000) != 0) { /* DB6 all release? */
goto FUN_D6;
}
}
return j;
}
static void tscam(struct Scsi_Host *host)
{
unsigned int tmport;
unsigned char i, j, k;
unsigned long n;
unsigned short int m, assignid_map, val;
unsigned char mbuf[33], quintet[2];
struct atp_unit *dev = (struct atp_unit *)&host->hostdata;
static unsigned char g2q_tab[8] = {
0x38, 0x31, 0x32, 0x2b, 0x34, 0x2d, 0x2e, 0x27
};
/* I can't believe we need this before we've even done anything. Remove it
* and see if anyone bitches.
for (i = 0; i < 0x10; i++) {
udelay(0xffff);
}
*/
tmport = dev->ioport[0] + 1;
outb(0x08, tmport++);
outb(0x7f, tmport);
tmport = dev->ioport[0] + 0x11;
outb(0x20, tmport);
if ((dev->scam_on & 0x40) == 0) {
return;
}
m = 1;
m <<= dev->host_id[0];
j = 16;
if (dev->chip_ver < 4) {
m |= 0xff00;
j = 8;
}
assignid_map = m;
tmport = dev->ioport[0] + 0x02;
outb(0x02, tmport++); /* 2*2=4ms,3EH 2/32*3E=3.9ms */
outb(0, tmport++);
outb(0, tmport++);
outb(0, tmport++);
outb(0, tmport++);
outb(0, tmport++);
outb(0, tmport++);
for (i = 0; i < j; i++) {
m = 1;
m = m << i;
if ((m & assignid_map) != 0) {
continue;
}
tmport = dev->ioport[0] + 0x0f;
outb(0, tmport++);
tmport += 0x02;
outb(0, tmport++);
outb(0, tmport++);
outb(0, tmport++);
if (i > 7) {
k = (i & 0x07) | 0x40;
} else {
k = i;
}
outb(k, tmport++);
tmport = dev->ioport[0] + 0x1b;
if (dev->chip_ver == 4) {
outb(0x01, tmport);
} else {
outb(0x00, tmport);
}
wait_rdyok:
tmport = dev->ioport[0] + 0x18;
outb(0x09, tmport);
tmport += 0x07;
while ((inb(tmport) & 0x80) == 0x00)
cpu_relax();
tmport -= 0x08;
k = inb(tmport);
if (k != 0x16) {
if ((k == 0x85) || (k == 0x42)) {
continue;
}
tmport = dev->ioport[0] + 0x10;
outb(0x41, tmport);
goto wait_rdyok;
}
assignid_map |= m;
}
tmport = dev->ioport[0] + 0x02;
outb(0x7f, tmport);
tmport = dev->ioport[0] + 0x1b;
outb(0x02, tmport);
outb(0, 0x80);
val = 0x0080; /* bsy */
tmport = dev->ioport[0] + 0x1c;
outw(val, tmport);
val |= 0x0040; /* sel */
outw(val, tmport);
val |= 0x0004; /* msg */
outw(val, tmport);
inb(0x80); /* 2 deskew delay(45ns*2=90ns) */
val &= 0x007f; /* no bsy */
outw(val, tmport);
mdelay(128);
val &= 0x00fb; /* after 1ms no msg */
outw(val, tmport);
wait_nomsg:
if ((inb(tmport) & 0x04) != 0) {
goto wait_nomsg;
}
outb(1, 0x80);
udelay(100);
for (n = 0; n < 0x30000; n++) {
if ((inb(tmport) & 0x80) != 0) { /* bsy ? */
goto wait_io;
}
}
goto TCM_SYNC;
wait_io:
for (n = 0; n < 0x30000; n++) {
if ((inb(tmport) & 0x81) == 0x0081) {
goto wait_io1;
}
}
goto TCM_SYNC;
wait_io1:
inb(0x80);
val |= 0x8003; /* io,cd,db7 */
outw(val, tmport);
inb(0x80);
val &= 0x00bf; /* no sel */
outw(val, tmport);
outb(2, 0x80);
TCM_SYNC:
/*
* The funny division into multiple delays is to accomodate
* arches like ARM where udelay() multiplies its argument by
* a large number to initialize a loop counter. To avoid
* overflow, the maximum supported udelay is 2000 microseconds.
*
* XXX it would be more polite to find a way to use msleep()
*/
mdelay(2);
udelay(48);
if ((inb(tmport) & 0x80) == 0x00) { /* bsy ? */
outw(0, tmport--);
outb(0, tmport);
tmport = dev->ioport[0] + 0x15;
outb(0, tmport);
tmport += 0x03;
outb(0x09, tmport);
tmport += 0x07;
while ((inb(tmport) & 0x80) == 0)
cpu_relax();
tmport -= 0x08;
inb(tmport);
return;
}
val &= 0x00ff; /* synchronization */
val |= 0x3f00;
fun_scam(dev, &val);
outb(3, 0x80);
val &= 0x00ff; /* isolation */
val |= 0x2000;
fun_scam(dev, &val);
outb(4, 0x80);
i = 8;
j = 0;
TCM_ID:
if ((inw(tmport) & 0x2000) == 0) {
goto TCM_ID;
}
outb(5, 0x80);
val &= 0x00ff; /* get ID_STRING */
val |= 0x2000;
k = fun_scam(dev, &val);
if ((k & 0x03) == 0) {
goto TCM_5;
}
mbuf[j] <<= 0x01;
mbuf[j] &= 0xfe;
if ((k & 0x02) != 0) {
mbuf[j] |= 0x01;
}
i--;
if (i > 0) {
goto TCM_ID;
}
j++;
i = 8;
goto TCM_ID;
TCM_5: /* isolation complete.. */
/* mbuf[32]=0;
printk(" \n%x %x %x %s\n ",assignid_map,mbuf[0],mbuf[1],&mbuf[2]); */
i = 15;
j = mbuf[0];
if ((j & 0x20) != 0) { /* bit5=1:ID up to 7 */
i = 7;
}
if ((j & 0x06) == 0) { /* IDvalid? */
goto G2Q5;
}
k = mbuf[1];
small_id:
m = 1;
m <<= k;
if ((m & assignid_map) == 0) {
goto G2Q_QUIN;
}
if (k > 0) {
k--;
goto small_id;
}
G2Q5: /* srch from max acceptable ID# */
k = i; /* max acceptable ID# */
G2Q_LP:
m = 1;
m <<= k;
if ((m & assignid_map) == 0) {
goto G2Q_QUIN;
}
if (k > 0) {
k--;
goto G2Q_LP;
}
G2Q_QUIN: /* k=binID#, */
assignid_map |= m;
if (k < 8) {
quintet[0] = 0x38; /* 1st dft ID<8 */
} else {
quintet[0] = 0x31; /* 1st ID>=8 */
}
k &= 0x07;
quintet[1] = g2q_tab[k];
val &= 0x00ff; /* AssignID 1stQuintet,AH=001xxxxx */
m = quintet[0] << 8;
val |= m;
fun_scam(dev, &val);
val &= 0x00ff; /* AssignID 2ndQuintet,AH=001xxxxx */
m = quintet[1] << 8;
val |= m;
fun_scam(dev, &val);
goto TCM_SYNC;
}
static void is870(struct atp_unit *dev, unsigned int wkport)
{
unsigned int tmport;
unsigned char i, j, k, rmb, n;
unsigned short int m;
static unsigned char mbuf[512];
static unsigned char satn[9] = { 0, 0, 0, 0, 0, 0, 0, 6, 6 };
static unsigned char inqd[9] = { 0x12, 0, 0, 0, 0x24, 0, 0, 0x24, 6 };
static unsigned char synn[6] = { 0x80, 1, 3, 1, 0x19, 0x0e };
static unsigned char synu[6] = { 0x80, 1, 3, 1, 0x0c, 0x0e };
static unsigned char synw[6] = { 0x80, 1, 3, 1, 0x0c, 0x07 };
static unsigned char wide[6] = { 0x80, 1, 2, 3, 1, 0 };
tmport = wkport + 0x3a;
outb((unsigned char) (inb(tmport) | 0x10), tmport);
for (i = 0; i < 16; i++) {
if ((dev->chip_ver != 4) && (i > 7)) {
break;
}
m = 1;
m = m << i;
if ((m & dev->active_id[0]) != 0) {
continue;
}
if (i == dev->host_id[0]) {
printk(KERN_INFO " ID: %2d Host Adapter\n", dev->host_id[0]);
continue;
}
tmport = wkport + 0x1b;
if (dev->chip_ver == 4) {
outb(0x01, tmport);
} else {
outb(0x00, tmport);
}
tmport = wkport + 1;
outb(0x08, tmport++);
outb(0x7f, tmport++);
outb(satn[0], tmport++);
outb(satn[1], tmport++);
outb(satn[2], tmport++);
outb(satn[3], tmport++);
outb(satn[4], tmport++);
outb(satn[5], tmport++);
tmport += 0x06;
outb(0, tmport);
tmport += 0x02;
outb(dev->id[0][i].devsp, tmport++);
outb(0, tmport++);
outb(satn[6], tmport++);
outb(satn[7], tmport++);
j = i;
if ((j & 0x08) != 0) {
j = (j & 0x07) | 0x40;
}
outb(j, tmport);
tmport += 0x03;
outb(satn[8], tmport);
tmport += 0x07;
while ((inb(tmport) & 0x80) == 0x00)
cpu_relax();
tmport -= 0x08;
if (inb(tmport) != 0x11 && inb(tmport) != 0x8e)
continue;
while (inb(tmport) != 0x8e)
cpu_relax();
dev->active_id[0] |= m;
tmport = wkport + 0x10;
outb(0x30, tmport);
tmport = wkport + 0x04;
outb(0x00, tmport);
phase_cmd:
tmport = wkport + 0x18;
outb(0x08, tmport);
tmport += 0x07;
while ((inb(tmport) & 0x80) == 0x00)
cpu_relax();
tmport -= 0x08;
j = inb(tmport);
if (j != 0x16) {
tmport = wkport + 0x10;
outb(0x41, tmport);
goto phase_cmd;
}
sel_ok:
tmport = wkport + 3;
outb(inqd[0], tmport++);
outb(inqd[1], tmport++);
outb(inqd[2], tmport++);
outb(inqd[3], tmport++);
outb(inqd[4], tmport++);
outb(inqd[5], tmport);
tmport += 0x07;
outb(0, tmport);
tmport += 0x02;
outb(dev->id[0][i].devsp, tmport++);
outb(0, tmport++);
outb(inqd[6], tmport++);
outb(inqd[7], tmport++);
tmport += 0x03;
outb(inqd[8], tmport);
tmport += 0x07;
while ((inb(tmport) & 0x80) == 0x00)
cpu_relax();
tmport -= 0x08;
if (inb(tmport) != 0x11 && inb(tmport) != 0x8e)
continue;
while (inb(tmport) != 0x8e)
cpu_relax();
tmport = wkport + 0x1b;
if (dev->chip_ver == 4)
outb(0x00, tmport);
tmport = wkport + 0x18;
outb(0x08, tmport);
tmport += 0x07;
j = 0;
rd_inq_data:
k = inb(tmport);
if ((k & 0x01) != 0) {
tmport -= 0x06;
mbuf[j++] = inb(tmport);
tmport += 0x06;
goto rd_inq_data;
}
if ((k & 0x80) == 0) {
goto rd_inq_data;
}
tmport -= 0x08;
j = inb(tmport);
if (j == 0x16) {
goto inq_ok;
}
tmport = wkport + 0x10;
outb(0x46, tmport);
tmport += 0x02;
outb(0, tmport++);
outb(0, tmport++);
outb(0, tmport++);
tmport += 0x03;
outb(0x08, tmport);
tmport += 0x07;
while ((inb(tmport) & 0x80) == 0x00)
cpu_relax();
tmport -= 0x08;
if (inb(tmport) != 0x16) {
goto sel_ok;
}
inq_ok:
mbuf[36] = 0;
printk(KERN_INFO " ID: %2d %s\n", i, &mbuf[8]);
dev->id[0][i].devtype = mbuf[0];
rmb = mbuf[1];
n = mbuf[7];
if (dev->chip_ver != 4) {
goto not_wide;
}
if ((mbuf[7] & 0x60) == 0) {
goto not_wide;
}
if ((dev->global_map[0] & 0x20) == 0) {
goto not_wide;
}
tmport = wkport + 0x1b;
outb(0x01, tmport);
tmport = wkport + 3;
outb(satn[0], tmport++);
outb(satn[1], tmport++);
outb(satn[2], tmport++);
outb(satn[3], tmport++);
outb(satn[4], tmport++);
outb(satn[5], tmport++);
tmport += 0x06;
outb(0, tmport);
tmport += 0x02;
outb(dev->id[0][i].devsp, tmport++);
outb(0, tmport++);
outb(satn[6], tmport++);
outb(satn[7], tmport++);
tmport += 0x03;
outb(satn[8], tmport);
tmport += 0x07;
while ((inb(tmport) & 0x80) == 0x00)
cpu_relax();
tmport -= 0x08;
if (inb(tmport) != 0x11 && inb(tmport) != 0x8e)
continue;
while (inb(tmport) != 0x8e)
cpu_relax();
try_wide:
j = 0;
tmport = wkport + 0x14;
outb(0x05, tmport);
tmport += 0x04;
outb(0x20, tmport);
tmport += 0x07;
while ((inb(tmport) & 0x80) == 0) {
if ((inb(tmport) & 0x01) != 0) {
tmport -= 0x06;
outb(wide[j++], tmport);
tmport += 0x06;
}
}
tmport -= 0x08;
while ((inb(tmport) & 0x80) == 0x00)
cpu_relax();
j = inb(tmport) & 0x0f;
if (j == 0x0f) {
goto widep_in;
}
if (j == 0x0a) {
goto widep_cmd;
}
if (j == 0x0e) {
goto try_wide;
}
continue;
widep_out:
tmport = wkport + 0x18;
outb(0x20, tmport);
tmport += 0x07;
while ((inb(tmport) & 0x80) == 0) {
if ((inb(tmport) & 0x01) != 0) {
tmport -= 0x06;
outb(0, tmport);
tmport += 0x06;
}
}
tmport -= 0x08;
j = inb(tmport) & 0x0f;
if (j == 0x0f) {
goto widep_in;
}
if (j == 0x0a) {
goto widep_cmd;
}
if (j == 0x0e) {
goto widep_out;
}
continue;
widep_in:
tmport = wkport + 0x14;
outb(0xff, tmport);
tmport += 0x04;
outb(0x20, tmport);
tmport += 0x07;
k = 0;
widep_in1:
j = inb(tmport);
if ((j & 0x01) != 0) {
tmport -= 0x06;
mbuf[k++] = inb(tmport);
tmport += 0x06;
goto widep_in1;
}
if ((j & 0x80) == 0x00) {
goto widep_in1;
}
tmport -= 0x08;
j = inb(tmport) & 0x0f;
if (j == 0x0f) {
goto widep_in;
}
if (j == 0x0a) {
goto widep_cmd;
}
if (j == 0x0e) {
goto widep_out;
}
continue;
widep_cmd:
tmport = wkport + 0x10;
outb(0x30, tmport);
tmport = wkport + 0x14;
outb(0x00, tmport);
tmport += 0x04;
outb(0x08, tmport);
tmport += 0x07;
while ((inb(tmport) & 0x80) == 0x00)
cpu_relax();
tmport -= 0x08;
j = inb(tmport);
if (j != 0x16) {
if (j == 0x4e) {
goto widep_out;
}
continue;
}
if (mbuf[0] != 0x01) {
goto not_wide;
}
if (mbuf[1] != 0x02) {
goto not_wide;
}
if (mbuf[2] != 0x03) {
goto not_wide;
}
if (mbuf[3] != 0x01) {
goto not_wide;
}
m = 1;
m = m << i;
dev->wide_id[0] |= m;
not_wide:
if ((dev->id[0][i].devtype == 0x00) || (dev->id[0][i].devtype == 0x07) || ((dev->id[0][i].devtype == 0x05) && ((n & 0x10) != 0))) {
goto set_sync;
}
continue;
set_sync:
tmport = wkport + 0x1b;
j = 0;
if ((m & dev->wide_id[0]) != 0) {
j |= 0x01;
}
outb(j, tmport);
tmport = wkport + 3;
outb(satn[0], tmport++);
outb(satn[1], tmport++);
outb(satn[2], tmport++);
outb(satn[3], tmport++);
outb(satn[4], tmport++);
outb(satn[5], tmport++);
tmport += 0x06;
outb(0, tmport);
tmport += 0x02;
outb(dev->id[0][i].devsp, tmport++);
outb(0, tmport++);
outb(satn[6], tmport++);
outb(satn[7], tmport++);
tmport += 0x03;
outb(satn[8], tmport);
tmport += 0x07;
while ((inb(tmport) & 0x80) == 0x00)
cpu_relax();
tmport -= 0x08;
if (inb(tmport) != 0x11 && inb(tmport) != 0x8e)
continue;
while (inb(tmport) != 0x8e)
cpu_relax();
try_sync:
j = 0;
tmport = wkport + 0x14;
outb(0x06, tmport);
tmport += 0x04;
outb(0x20, tmport);
tmport += 0x07;
while ((inb(tmport) & 0x80) == 0) {
if ((inb(tmport) & 0x01) != 0) {
tmport -= 0x06;
if ((m & dev->wide_id[0]) != 0) {
outb(synw[j++], tmport);
} else {
if ((m & dev->ultra_map[0]) != 0) {
outb(synu[j++], tmport);
} else {
outb(synn[j++], tmport);
}
}
tmport += 0x06;
}
}
tmport -= 0x08;
while ((inb(tmport) & 0x80) == 0x00)
cpu_relax();
j = inb(tmport) & 0x0f;
if (j == 0x0f) {
goto phase_ins;
}
if (j == 0x0a) {
goto phase_cmds;
}
if (j == 0x0e) {
goto try_sync;
}
continue;
phase_outs:
tmport = wkport + 0x18;
outb(0x20, tmport);
tmport += 0x07;
while ((inb(tmport) & 0x80) == 0x00) {
if ((inb(tmport) & 0x01) != 0x00) {
tmport -= 0x06;
outb(0x00, tmport);
tmport += 0x06;
}
}
tmport -= 0x08;
j = inb(tmport);
if (j == 0x85) {
goto tar_dcons;
}
j &= 0x0f;
if (j == 0x0f) {
goto phase_ins;
}
if (j == 0x0a) {
goto phase_cmds;
}
if (j == 0x0e) {
goto phase_outs;
}
continue;
phase_ins:
tmport = wkport + 0x14;
outb(0xff, tmport);
tmport += 0x04;
outb(0x20, tmport);
tmport += 0x07;
k = 0;
phase_ins1:
j = inb(tmport);
if ((j & 0x01) != 0x00) {
tmport -= 0x06;
mbuf[k++] = inb(tmport);
tmport += 0x06;
goto phase_ins1;
}
if ((j & 0x80) == 0x00) {
goto phase_ins1;
}
tmport -= 0x08;
while ((inb(tmport) & 0x80) == 0x00)
cpu_relax();
j = inb(tmport);
if (j == 0x85) {
goto tar_dcons;
}
j &= 0x0f;
if (j == 0x0f) {
goto phase_ins;
}
if (j == 0x0a) {
goto phase_cmds;
}
if (j == 0x0e) {
goto phase_outs;
}
continue;
phase_cmds:
tmport = wkport + 0x10;
outb(0x30, tmport);
tar_dcons:
tmport = wkport + 0x14;
outb(0x00, tmport);
tmport += 0x04;
outb(0x08, tmport);
tmport += 0x07;
while ((inb(tmport) & 0x80) == 0x00)
cpu_relax();
tmport -= 0x08;
j = inb(tmport);
if (j != 0x16) {
continue;
}
if (mbuf[0] != 0x01) {
continue;
}
if (mbuf[1] != 0x03) {
continue;
}
if (mbuf[4] == 0x00) {
continue;
}
if (mbuf[3] > 0x64) {
continue;
}
if (mbuf[4] > 0x0c) {
mbuf[4] = 0x0c;
}
dev->id[0][i].devsp = mbuf[4];
if ((mbuf[3] < 0x0d) && (rmb == 0)) {
j = 0xa0;
goto set_syn_ok;
}
if (mbuf[3] < 0x1a) {
j = 0x20;
goto set_syn_ok;
}
if (mbuf[3] < 0x33) {
j = 0x40;
goto set_syn_ok;
}
if (mbuf[3] < 0x4c) {
j = 0x50;
goto set_syn_ok;
}
j = 0x60;
set_syn_ok:
dev->id[0][i].devsp = (dev->id[0][i].devsp & 0x0f) | j;
}
tmport = wkport + 0x3a;
outb((unsigned char) (inb(tmport) & 0xef), tmport);
}
static void is880(struct atp_unit *dev, unsigned int wkport)
{
unsigned int tmport;
unsigned char i, j, k, rmb, n, lvdmode;
unsigned short int m;
static unsigned char mbuf[512];
static unsigned char satn[9] = { 0, 0, 0, 0, 0, 0, 0, 6, 6 };
static unsigned char inqd[9] = { 0x12, 0, 0, 0, 0x24, 0, 0, 0x24, 6 };
static unsigned char synn[6] = { 0x80, 1, 3, 1, 0x19, 0x0e };
unsigned char synu[6] = { 0x80, 1, 3, 1, 0x0a, 0x0e };
static unsigned char synw[6] = { 0x80, 1, 3, 1, 0x19, 0x0e };
unsigned char synuw[6] = { 0x80, 1, 3, 1, 0x0a, 0x0e };
static unsigned char wide[6] = { 0x80, 1, 2, 3, 1, 0 };
static unsigned char u3[9] = { 0x80, 1, 6, 4, 0x09, 00, 0x0e, 0x01, 0x02 };
lvdmode = inb(wkport + 0x3f) & 0x40;
for (i = 0; i < 16; i++) {
m = 1;
m = m << i;
if ((m & dev->active_id[0]) != 0) {
continue;
}
if (i == dev->host_id[0]) {
printk(KERN_INFO " ID: %2d Host Adapter\n", dev->host_id[0]);
continue;
}
tmport = wkport + 0x5b;
outb(0x01, tmport);
tmport = wkport + 0x41;
outb(0x08, tmport++);
outb(0x7f, tmport++);
outb(satn[0], tmport++);
outb(satn[1], tmport++);
outb(satn[2], tmport++);
outb(satn[3], tmport++);
outb(satn[4], tmport++);
outb(satn[5], tmport++);
tmport += 0x06;
outb(0, tmport);
tmport += 0x02;
outb(dev->id[0][i].devsp, tmport++);
outb(0, tmport++);
outb(satn[6], tmport++);
outb(satn[7], tmport++);
j = i;
if ((j & 0x08) != 0) {
j = (j & 0x07) | 0x40;
}
outb(j, tmport);
tmport += 0x03;
outb(satn[8], tmport);
tmport += 0x07;
while ((inb(tmport) & 0x80) == 0x00)
cpu_relax();
tmport -= 0x08;
if (inb(tmport) != 0x11 && inb(tmport) != 0x8e)
continue;
while (inb(tmport) != 0x8e)
cpu_relax();
dev->active_id[0] |= m;
tmport = wkport + 0x50;
outb(0x30, tmport);
tmport = wkport + 0x54;
outb(0x00, tmport);
phase_cmd:
tmport = wkport + 0x58;
outb(0x08, tmport);
tmport += 0x07;
while ((inb(tmport) & 0x80) == 0x00)
cpu_relax();
tmport -= 0x08;
j = inb(tmport);
if (j != 0x16) {
tmport = wkport + 0x50;
outb(0x41, tmport);
goto phase_cmd;
}
sel_ok:
tmport = wkport + 0x43;
outb(inqd[0], tmport++);
outb(inqd[1], tmport++);
outb(inqd[2], tmport++);
outb(inqd[3], tmport++);
outb(inqd[4], tmport++);
outb(inqd[5], tmport);
tmport += 0x07;
outb(0, tmport);
tmport += 0x02;
outb(dev->id[0][i].devsp, tmport++);
outb(0, tmport++);
outb(inqd[6], tmport++);
outb(inqd[7], tmport++);
tmport += 0x03;
outb(inqd[8], tmport);
tmport += 0x07;
while ((inb(tmport) & 0x80) == 0x00)
cpu_relax();
tmport -= 0x08;
if (inb(tmport) != 0x11 && inb(tmport) != 0x8e)
continue;
while (inb(tmport) != 0x8e)
cpu_relax();
tmport = wkport + 0x5b;
outb(0x00, tmport);
tmport = wkport + 0x58;
outb(0x08, tmport);
tmport += 0x07;
j = 0;
rd_inq_data:
k = inb(tmport);
if ((k & 0x01) != 0) {
tmport -= 0x06;
mbuf[j++] = inb(tmport);
tmport += 0x06;
goto rd_inq_data;
}
if ((k & 0x80) == 0) {
goto rd_inq_data;
}
tmport -= 0x08;
j = inb(tmport);
if (j == 0x16) {
goto inq_ok;
}
tmport = wkport + 0x50;
outb(0x46, tmport);
tmport += 0x02;
outb(0, tmport++);
outb(0, tmport++);
outb(0, tmport++);
tmport += 0x03;
outb(0x08, tmport);
tmport += 0x07;
while ((inb(tmport) & 0x80) == 0x00)
cpu_relax();
tmport -= 0x08;
if (inb(tmport) != 0x16)
goto sel_ok;
inq_ok:
mbuf[36] = 0;
printk(KERN_INFO " ID: %2d %s\n", i, &mbuf[8]);
dev->id[0][i].devtype = mbuf[0];
rmb = mbuf[1];
n = mbuf[7];
if ((mbuf[7] & 0x60) == 0) {
goto not_wide;
}
if ((i < 8) && ((dev->global_map[0] & 0x20) == 0)) {
goto not_wide;
}
if (lvdmode == 0) {
goto chg_wide;
}
if (dev->sp[0][i] != 0x04) // force u2
{
goto chg_wide;
}
tmport = wkport + 0x5b;
outb(0x01, tmport);
tmport = wkport + 0x43;
outb(satn[0], tmport++);
outb(satn[1], tmport++);
outb(satn[2], tmport++);
outb(satn[3], tmport++);
outb(satn[4], tmport++);
outb(satn[5], tmport++);
tmport += 0x06;
outb(0, tmport);
tmport += 0x02;
outb(dev->id[0][i].devsp, tmport++);
outb(0, tmport++);
outb(satn[6], tmport++);
outb(satn[7], tmport++);
tmport += 0x03;
outb(satn[8], tmport);
tmport += 0x07;
while ((inb(tmport) & 0x80) == 0x00)
cpu_relax();
tmport -= 0x08;
if (inb(tmport) != 0x11 && inb(tmport) != 0x8e)
continue;
while (inb(tmport) != 0x8e)
cpu_relax();
try_u3:
j = 0;
tmport = wkport + 0x54;
outb(0x09, tmport);
tmport += 0x04;
outb(0x20, tmport);
tmport += 0x07;
while ((inb(tmport) & 0x80) == 0) {
if ((inb(tmport) & 0x01) != 0) {
tmport -= 0x06;
outb(u3[j++], tmport);
tmport += 0x06;
}
}
tmport -= 0x08;
while ((inb(tmport) & 0x80) == 0x00)
cpu_relax();
j = inb(tmport) & 0x0f;
if (j == 0x0f) {
goto u3p_in;
}
if (j == 0x0a) {
goto u3p_cmd;
}
if (j == 0x0e) {
goto try_u3;
}
continue;
u3p_out:
tmport = wkport + 0x58;
outb(0x20, tmport);
tmport += 0x07;
while ((inb(tmport) & 0x80) == 0) {
if ((inb(tmport) & 0x01) != 0) {
tmport -= 0x06;
outb(0, tmport);
tmport += 0x06;
}
}
tmport -= 0x08;
j = inb(tmport) & 0x0f;
if (j == 0x0f) {
goto u3p_in;
}
if (j == 0x0a) {
goto u3p_cmd;
}
if (j == 0x0e) {
goto u3p_out;
}
continue;
u3p_in:
tmport = wkport + 0x54;
outb(0x09, tmport);
tmport += 0x04;
outb(0x20, tmport);
tmport += 0x07;
k = 0;
u3p_in1:
j = inb(tmport);
if ((j & 0x01) != 0) {
tmport -= 0x06;
mbuf[k++] = inb(tmport);
tmport += 0x06;
goto u3p_in1;
}
if ((j & 0x80) == 0x00) {
goto u3p_in1;
}
tmport -= 0x08;
j = inb(tmport) & 0x0f;
if (j == 0x0f) {
goto u3p_in;
}
if (j == 0x0a) {
goto u3p_cmd;
}
if (j == 0x0e) {
goto u3p_out;
}
continue;
u3p_cmd:
tmport = wkport + 0x50;
outb(0x30, tmport);
tmport = wkport + 0x54;
outb(0x00, tmport);
tmport += 0x04;
outb(0x08, tmport);
tmport += 0x07;
while ((inb(tmport) & 0x80) == 0x00)
cpu_relax();
tmport -= 0x08;
j = inb(tmport);
if (j != 0x16) {
if (j == 0x4e) {
goto u3p_out;
}
continue;
}
if (mbuf[0] != 0x01) {
goto chg_wide;
}
if (mbuf[1] != 0x06) {
goto chg_wide;
}
if (mbuf[2] != 0x04) {
goto chg_wide;
}
if (mbuf[3] == 0x09) {
m = 1;
m = m << i;
dev->wide_id[0] |= m;
dev->id[0][i].devsp = 0xce;
continue;
}
chg_wide:
tmport = wkport + 0x5b;
outb(0x01, tmport);
tmport = wkport + 0x43;
outb(satn[0], tmport++);
outb(satn[1], tmport++);
outb(satn[2], tmport++);
outb(satn[3], tmport++);
outb(satn[4], tmport++);
outb(satn[5], tmport++);
tmport += 0x06;
outb(0, tmport);
tmport += 0x02;
outb(dev->id[0][i].devsp, tmport++);
outb(0, tmport++);
outb(satn[6], tmport++);
outb(satn[7], tmport++);
tmport += 0x03;
outb(satn[8], tmport);
tmport += 0x07;
while ((inb(tmport) & 0x80) == 0x00)
cpu_relax();
tmport -= 0x08;
if (inb(tmport) != 0x11 && inb(tmport) != 0x8e)
continue;
while (inb(tmport) != 0x8e)
cpu_relax();
try_wide:
j = 0;
tmport = wkport + 0x54;
outb(0x05, tmport);
tmport += 0x04;
outb(0x20, tmport);
tmport += 0x07;
while ((inb(tmport) & 0x80) == 0) {
if ((inb(tmport) & 0x01) != 0) {
tmport -= 0x06;
outb(wide[j++], tmport);
tmport += 0x06;
}
}
tmport -= 0x08;
while ((inb(tmport) & 0x80) == 0x00)
cpu_relax();
j = inb(tmport) & 0x0f;
if (j == 0x0f) {
goto widep_in;
}
if (j == 0x0a) {
goto widep_cmd;
}
if (j == 0x0e) {
goto try_wide;
}
continue;
widep_out:
tmport = wkport + 0x58;
outb(0x20, tmport);
tmport += 0x07;
while ((inb(tmport) & 0x80) == 0) {
if ((inb(tmport) & 0x01) != 0) {
tmport -= 0x06;
outb(0, tmport);
tmport += 0x06;
}
}
tmport -= 0x08;
j = inb(tmport) & 0x0f;
if (j == 0x0f) {
goto widep_in;
}
if (j == 0x0a) {
goto widep_cmd;
}
if (j == 0x0e) {
goto widep_out;
}
continue;
widep_in:
tmport = wkport + 0x54;
outb(0xff, tmport);
tmport += 0x04;
outb(0x20, tmport);
tmport += 0x07;
k = 0;
widep_in1:
j = inb(tmport);
if ((j & 0x01) != 0) {
tmport -= 0x06;
mbuf[k++] = inb(tmport);
tmport += 0x06;
goto widep_in1;
}
if ((j & 0x80) == 0x00) {
goto widep_in1;
}
tmport -= 0x08;
j = inb(tmport) & 0x0f;
if (j == 0x0f) {
goto widep_in;
}
if (j == 0x0a) {
goto widep_cmd;
}
if (j == 0x0e) {
goto widep_out;
}
continue;
widep_cmd:
tmport = wkport + 0x50;
outb(0x30, tmport);
tmport = wkport + 0x54;
outb(0x00, tmport);
tmport += 0x04;
outb(0x08, tmport);
tmport += 0x07;
while ((inb(tmport) & 0x80) == 0x00)
cpu_relax();
tmport -= 0x08;
j = inb(tmport);
if (j != 0x16) {
if (j == 0x4e) {
goto widep_out;
}
continue;
}
if (mbuf[0] != 0x01) {
goto not_wide;
}
if (mbuf[1] != 0x02) {
goto not_wide;
}
if (mbuf[2] != 0x03) {
goto not_wide;
}
if (mbuf[3] != 0x01) {
goto not_wide;
}
m = 1;
m = m << i;
dev->wide_id[0] |= m;
not_wide:
if ((dev->id[0][i].devtype == 0x00) || (dev->id[0][i].devtype == 0x07) || ((dev->id[0][i].devtype == 0x05) && ((n & 0x10) != 0))) {
m = 1;
m = m << i;
if ((dev->async[0] & m) != 0) {
goto set_sync;
}
}
continue;
set_sync:
if (dev->sp[0][i] == 0x02) {
synu[4] = 0x0c;
synuw[4] = 0x0c;
} else {
if (dev->sp[0][i] >= 0x03) {
synu[4] = 0x0a;
synuw[4] = 0x0a;
}
}
tmport = wkport + 0x5b;
j = 0;
if ((m & dev->wide_id[0]) != 0) {
j |= 0x01;
}
outb(j, tmport);
tmport = wkport + 0x43;
outb(satn[0], tmport++);
outb(satn[1], tmport++);
outb(satn[2], tmport++);
outb(satn[3], tmport++);
outb(satn[4], tmport++);
outb(satn[5], tmport++);
tmport += 0x06;
outb(0, tmport);
tmport += 0x02;
outb(dev->id[0][i].devsp, tmport++);
outb(0, tmport++);
outb(satn[6], tmport++);
outb(satn[7], tmport++);
tmport += 0x03;
outb(satn[8], tmport);
tmport += 0x07;
while ((inb(tmport) & 0x80) == 0x00)
cpu_relax();
tmport -= 0x08;
if ((inb(tmport) != 0x11) && (inb(tmport) != 0x8e)) {
continue;
}
while (inb(tmport) != 0x8e)
cpu_relax();
try_sync:
j = 0;
tmport = wkport + 0x54;
outb(0x06, tmport);
tmport += 0x04;
outb(0x20, tmport);
tmport += 0x07;
while ((inb(tmport) & 0x80) == 0) {
if ((inb(tmport) & 0x01) != 0) {
tmport -= 0x06;
if ((m & dev->wide_id[0]) != 0) {
if ((m & dev->ultra_map[0]) != 0) {
outb(synuw[j++], tmport);
} else {
outb(synw[j++], tmport);
}
} else {
if ((m & dev->ultra_map[0]) != 0) {
outb(synu[j++], tmport);
} else {
outb(synn[j++], tmport);
}
}
tmport += 0x06;
}
}
tmport -= 0x08;
while ((inb(tmport) & 0x80) == 0x00)
cpu_relax();
j = inb(tmport) & 0x0f;
if (j == 0x0f) {
goto phase_ins;
}
if (j == 0x0a) {
goto phase_cmds;
}
if (j == 0x0e) {
goto try_sync;
}
continue;
phase_outs:
tmport = wkport + 0x58;
outb(0x20, tmport);
tmport += 0x07;
while ((inb(tmport) & 0x80) == 0x00) {
if ((inb(tmport) & 0x01) != 0x00) {
tmport -= 0x06;
outb(0x00, tmport);
tmport += 0x06;
}
}
tmport -= 0x08;
j = inb(tmport);
if (j == 0x85) {
goto tar_dcons;
}
j &= 0x0f;
if (j == 0x0f) {
goto phase_ins;
}
if (j == 0x0a) {
goto phase_cmds;
}
if (j == 0x0e) {
goto phase_outs;
}
continue;
phase_ins:
tmport = wkport + 0x54;
outb(0x06, tmport);
tmport += 0x04;
outb(0x20, tmport);
tmport += 0x07;
k = 0;
phase_ins1:
j = inb(tmport);
if ((j & 0x01) != 0x00) {
tmport -= 0x06;
mbuf[k++] = inb(tmport);
tmport += 0x06;
goto phase_ins1;
}
if ((j & 0x80) == 0x00) {
goto phase_ins1;
}
tmport -= 0x08;
while ((inb(tmport) & 0x80) == 0x00)
cpu_relax();
j = inb(tmport);
if (j == 0x85) {
goto tar_dcons;
}
j &= 0x0f;
if (j == 0x0f) {
goto phase_ins;
}
if (j == 0x0a) {
goto phase_cmds;
}
if (j == 0x0e) {
goto phase_outs;
}
continue;
phase_cmds:
tmport = wkport + 0x50;
outb(0x30, tmport);
tar_dcons:
tmport = wkport + 0x54;
outb(0x00, tmport);
tmport += 0x04;
outb(0x08, tmport);
tmport += 0x07;
while ((inb(tmport) & 0x80) == 0x00)
cpu_relax();
tmport -= 0x08;
j = inb(tmport);
if (j != 0x16) {
continue;
}
if (mbuf[0] != 0x01) {
continue;
}
if (mbuf[1] != 0x03) {
continue;
}
if (mbuf[4] == 0x00) {