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Commit e2c22b45 authored by Ondrej Zary's avatar Ondrej Zary Committed by Martin K. Petersen
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atp870u: Untangle tmport #8 

Untangle the tmport crap so it becomes obvious what ports are accessed.
Signed-off-by: default avatarOndrej Zary <linux@rainbow-software.org>
Reviewed-by: default avatarHannes Reinicke <hare@suse.de>
Acked-by: default avatarChristoph Hellwig <hch@lst.de>
Signed-off-by: default avatarMartin K. Petersen <martin.petersen@oracle.com>
parent 2eabdf22
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Showing with 177 additions and 301 deletions
drivers/scsi/atp870u.c
View file @ e2c22b45
......@@ -2870,7 +2870,6 @@ static void tscam_885(void)
static void is885(struct atp_unit *dev, unsigned int wkport,unsigned char c)
{
unsigned int tmport;
unsigned char i, j, k, rmb, n, lvdmode;
unsigned short int m;
static unsigned char mbuf[512];
......@@ -2895,123 +2894,93 @@ static void is885(struct atp_unit *dev, unsigned int wkport,unsigned char c)
printk(KERN_INFO " ID: %2d Host Adapter\n", dev->host_id[c]);
continue;
}
tmport = wkport + 0x1b;
outb(0x01, tmport);
tmport = wkport + 0x01;
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[c][i].devsp, tmport++);
outb(0x01, wkport + 0x1b);
outb(0x08, wkport + 0x01);
outb(0x7f, wkport + 0x02);
outb(satn[0], wkport + 0x03);
outb(satn[1], wkport + 0x04);
outb(satn[2], wkport + 0x05);
outb(satn[3], wkport + 0x06);
outb(satn[4], wkport + 0x07);
outb(satn[5], wkport + 0x08);
outb(0, wkport + 0x0f);
outb(dev->id[c][i].devsp, wkport + 0x11);
outb(0, tmport++);
outb(satn[6], tmport++);
outb(satn[7], tmport++);
outb(0, wkport + 0x12);
outb(satn[6], wkport + 0x13);
outb(satn[7], wkport + 0x14);
j = i;
if ((j & 0x08) != 0) {
j = (j & 0x07) | 0x40;
}
outb(j, tmport);
tmport += 0x03;
outb(satn[8], tmport);
tmport += 0x07;
outb(j, wkport + 0x15);
outb(satn[8], wkport + 0x18);
while ((inb(tmport) & 0x80) == 0x00)
while ((inb(wkport + 0x1f) & 0x80) == 0x00)
cpu_relax();
tmport -= 0x08;
if ((inb(tmport) != 0x11) && (inb(tmport) != 0x8e)) {
if ((inb(wkport + 0x17) != 0x11) && (inb(wkport + 0x17) != 0x8e)) {
continue;
}
while (inb(tmport) != 0x8e)
while (inb(wkport + 0x17) != 0x8e)
cpu_relax();
dev->active_id[c] |= m;
tmport = wkport + 0x10;
outb(0x30, tmport);
tmport = wkport + 0x14;
outb(0x00, tmport);
outb(0x30, wkport + 0x10);
outb(0x00, wkport + 0x14);
phase_cmd:
tmport = wkport + 0x18;
outb(0x08, tmport);
tmport += 0x07;
while ((inb(tmport) & 0x80) == 0x00)
outb(0x08, wkport + 0x18);
while ((inb(wkport + 0x1f) & 0x80) == 0x00)
cpu_relax();
tmport -= 0x08;
j = inb(tmport);
j = inb(wkport + 0x17);
if (j != 0x16) {
tmport = wkport + 0x10;
outb(0x41, tmport);
outb(0x41, wkport + 0x10);
goto phase_cmd;
}
sel_ok:
tmport = wkport + 0x03;
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[c][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)
outb(inqd[0], wkport + 0x03);
outb(inqd[1], wkport + 0x04);
outb(inqd[2], wkport + 0x05);
outb(inqd[3], wkport + 0x06);
outb(inqd[4], wkport + 0x07);
outb(inqd[5], wkport + 0x08);
outb(0, wkport + 0x0f);
outb(dev->id[c][i].devsp, wkport + 0x11);
outb(0, wkport + 0x12);
outb(inqd[6], wkport + 0x13);
outb(inqd[7], wkport + 0x14);
outb(inqd[8], wkport + 0x18);
while ((inb(wkport + 0x1f) & 0x80) == 0x00)
cpu_relax();
tmport -= 0x08;
if ((inb(tmport) != 0x11) && (inb(tmport) != 0x8e)) {
if ((inb(wkport + 0x17) != 0x11) && (inb(wkport + 0x17) != 0x8e)) {
continue;
}
while (inb(tmport) != 0x8e)
while (inb(wkport + 0x17) != 0x8e)
cpu_relax();
tmport = wkport + 0x1b;
outb(0x00, tmport);
tmport = wkport + 0x18;
outb(0x08, tmport);
tmport += 0x07;
outb(0x00, wkport + 0x1b);
outb(0x08, wkport + 0x18);
j = 0;
rd_inq_data:
k = inb(tmport);
k = inb(wkport + 0x1f);
if ((k & 0x01) != 0) {
tmport -= 0x06;
mbuf[j++] = inb(tmport);
tmport += 0x06;
mbuf[j++] = inb(wkport + 0x19);
goto rd_inq_data;
}
if ((k & 0x80) == 0) {
goto rd_inq_data;
}
tmport -= 0x08;
j = inb(tmport);
j = inb(wkport + 0x17);
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)
outb(0x46, wkport + 0x10);
outb(0, wkport + 0x12);
outb(0, wkport + 0x13);
outb(0, wkport + 0x14);
outb(0x08, wkport + 0x18);
while ((inb(wkport + 0x1f) & 0x80) == 0x00)
cpu_relax();
tmport -= 0x08;
if (inb(tmport) != 0x16) {
if (inb(wkport + 0x17) != 0x16) {
goto sel_ok;
}
inq_ok:
......@@ -3033,54 +3002,40 @@ static void is885(struct atp_unit *dev, unsigned int wkport,unsigned char c)
goto chg_wide;
}
tmport = wkport + 0x1b;
outb(0x01, tmport);
tmport = wkport + 0x03;
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[c][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)
outb(0x01, wkport + 0x1b);
outb(satn[0], wkport + 0x03);
outb(satn[1], wkport + 0x04);
outb(satn[2], wkport + 0x05);
outb(satn[3], wkport + 0x06);
outb(satn[4], wkport + 0x07);
outb(satn[5], wkport + 0x08);
outb(0, wkport + 0x0f);
outb(dev->id[c][i].devsp, wkport + 0x11);
outb(0, wkport + 0x12);
outb(satn[6], wkport + 0x13);
outb(satn[7], wkport + 0x14);
outb(satn[8], wkport + 0x18);
while ((inb(wkport + 0x1f) & 0x80) == 0x00)
cpu_relax();
tmport -= 0x08;
if ((inb(tmport) != 0x11) && (inb(tmport) != 0x8e)) {
if ((inb(wkport + 0x17) != 0x11) && (inb(wkport + 0x17) != 0x8e)) {
continue;
}
while (inb(tmport) != 0x8e)
while (inb(wkport + 0x17) != 0x8e)
cpu_relax();
try_u3:
j = 0;
tmport = wkport + 0x14;
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;
}
outb(0x09, wkport + 0x14);
outb(0x20, wkport + 0x18);
while ((inb(wkport + 0x1f) & 0x80) == 0) {
if ((inb(wkport + 0x1f) & 0x01) != 0)
outb(u3[j++], wkport + 0x19);
cpu_relax();
}
tmport -= 0x08;
while ((inb(tmport) & 0x80) == 0x00)
while ((inb(wkport + 0x17) & 0x80) == 0x00)
cpu_relax();
j = inb(tmport) & 0x0f;
j = inb(wkport + 0x17) & 0x0f;
if (j == 0x0f) {
goto u3p_in;
}
......@@ -3092,19 +3047,13 @@ static void is885(struct atp_unit *dev, unsigned int wkport,unsigned char c)
}
continue;
u3p_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;
}
outb(0x20, wkport + 0x18);
while ((inb(wkport + 0x1f) & 0x80) == 0) {
if ((inb(wkport + 0x1f) & 0x01) != 0)
outb(0, wkport + 0x19);
cpu_relax();
}
tmport -= 0x08;
j = inb(tmport) & 0x0f;
j = inb(wkport + 0x17) & 0x0f;
if (j == 0x0f) {
goto u3p_in;
}
......@@ -3116,25 +3065,19 @@ static void is885(struct atp_unit *dev, unsigned int wkport,unsigned char c)
}
continue;
u3p_in:
tmport = wkport + 0x14;
outb(0x09, tmport);
tmport += 0x04;
outb(0x20, tmport);
tmport += 0x07;
outb(0x09, wkport + 0x14);
outb(0x20, wkport + 0x18);
k = 0;
u3p_in1:
j = inb(tmport);
j = inb(wkport + 0x1f);
if ((j & 0x01) != 0) {
tmport -= 0x06;
mbuf[k++] = inb(tmport);
tmport += 0x06;
mbuf[k++] = inb(wkport + 0x19);
goto u3p_in1;
}
if ((j & 0x80) == 0x00) {
goto u3p_in1;
}
tmport -= 0x08;
j = inb(tmport) & 0x0f;
j = inb(wkport + 0x17) & 0x0f;
if (j == 0x0f) {
goto u3p_in;
}
......@@ -3146,16 +3089,11 @@ static void is885(struct atp_unit *dev, unsigned int wkport,unsigned char c)
}
continue;
u3p_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);
tmport -= 0x08;
j = inb(tmport);
outb(0x30, wkport + 0x10);
outb(0x00, wkport + 0x14);
outb(0x08, wkport + 0x18);
while ((inb(wkport + 0x1f) & 0x80) == 0x00);
j = inb(wkport + 0x17);
if (j != 0x16) {
if (j == 0x4e) {
goto u3p_out;
......@@ -3182,54 +3120,40 @@ static void is885(struct atp_unit *dev, unsigned int wkport,unsigned char c)
continue;
}
chg_wide:
tmport = wkport + 0x1b;
outb(0x01, tmport);
tmport = wkport + 0x03;
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[c][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)
outb(0x01, wkport + 0x1b);
outb(satn[0], wkport + 0x03);
outb(satn[1], wkport + 0x04);
outb(satn[2], wkport + 0x05);
outb(satn[3], wkport + 0x06);
outb(satn[4], wkport + 0x07);
outb(satn[5], wkport + 0x08);
outb(0, wkport + 0x0f);
outb(dev->id[c][i].devsp, wkport + 0x11);
outb(0, wkport + 0x12);
outb(satn[6], wkport + 0x13);
outb(satn[7], wkport + 0x14);
outb(satn[8], wkport + 0x18);
while ((inb(wkport + 0x1f) & 0x80) == 0x00)
cpu_relax();
tmport -= 0x08;
if ((inb(tmport) != 0x11) && (inb(tmport) != 0x8e)) {
if ((inb(wkport + 0x17) != 0x11) && (inb(wkport + 0x17) != 0x8e)) {
continue;
}
while (inb(tmport) != 0x8e)
while (inb(wkport + 0x17) != 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;
}
outb(0x05, wkport + 0x14);
outb(0x20, wkport + 0x18);
while ((inb(wkport + 0x1f) & 0x80) == 0) {
if ((inb(wkport + 0x1f) & 0x01) != 0)
outb(wide[j++], wkport + 0x19);
cpu_relax();
}
tmport -= 0x08;
while ((inb(tmport) & 0x80) == 0x00)
while ((inb(wkport + 0x17) & 0x80) == 0x00)
cpu_relax();
j = inb(tmport) & 0x0f;
j = inb(wkport + 0x17) & 0x0f;
if (j == 0x0f) {
goto widep_in;
}
......@@ -3241,19 +3165,13 @@ static void is885(struct atp_unit *dev, unsigned int wkport,unsigned char c)
}
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;
}
outb(0x20, wkport + 0x18);
while ((inb(wkport + 0x1f) & 0x80) == 0) {
if ((inb(wkport + 0x1f) & 0x01) != 0)
outb(0, wkport + 0x19);
cpu_relax();
}
tmport -= 0x08;
j = inb(tmport) & 0x0f;
j = inb(wkport + 0x17) & 0x0f;
if (j == 0x0f) {
goto widep_in;
}
......@@ -3265,25 +3183,19 @@ static void is885(struct atp_unit *dev, unsigned int wkport,unsigned char c)
}
continue;
widep_in:
tmport = wkport + 0x14;
outb(0xff, tmport);
tmport += 0x04;
outb(0x20, tmport);
tmport += 0x07;
outb(0xff, wkport + 0x14);
outb(0x20, wkport + 0x18);
k = 0;
widep_in1:
j = inb(tmport);
j = inb(wkport + 0x1f);
if ((j & 0x01) != 0) {
tmport -= 0x06;
mbuf[k++] = inb(tmport);
tmport += 0x06;
mbuf[k++] = inb(wkport + 0x19);
goto widep_in1;
}
if ((j & 0x80) == 0x00) {
goto widep_in1;
}
tmport -= 0x08;
j = inb(tmport) & 0x0f;
j = inb(wkport + 0x17) & 0x0f;
if (j == 0x0f) {
goto widep_in;
}
......@@ -3295,17 +3207,12 @@ static void is885(struct atp_unit *dev, unsigned int wkport,unsigned char c)
}
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)
outb(0x30, wkport + 0x10);
outb(0x00, wkport + 0x14);
outb(0x08, wkport + 0x18);
while ((inb(wkport + 0x1f) & 0x80) == 0x00)
cpu_relax();
tmport -= 0x08;
j = inb(tmport);
j = inb(wkport + 0x17);
if (j != 0x16) {
if (j == 0x4e) {
goto widep_out;
......@@ -3347,69 +3254,56 @@ static void is885(struct atp_unit *dev, unsigned int wkport,unsigned char c)
synuw[4]=0x0a;
}
}
tmport = wkport + 0x1b;
j = 0;
if ((m & dev->wide_id[c]) != 0) {
j |= 0x01;
}
outb(j, tmport);
tmport = wkport + 0x03;
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[c][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)
outb(j, wkport + 0x1b);
outb(satn[0], wkport + 0x03);
outb(satn[1], wkport + 0x04);
outb(satn[2], wkport + 0x05);
outb(satn[3], wkport + 0x06);
outb(satn[4], wkport + 0x07);
outb(satn[5], wkport + 0x08);
outb(0, wkport + 0x0f);
outb(dev->id[c][i].devsp, wkport + 0x11);
outb(0, wkport + 0x12);
outb(satn[6], wkport + 0x13);
outb(satn[7], wkport + 0x14);
outb(satn[8], wkport + 0x18);
while ((inb(wkport + 0x1f) & 0x80) == 0x00)
cpu_relax();
tmport -= 0x08;
if ((inb(tmport) != 0x11) && (inb(tmport) != 0x8e)) {
if ((inb(wkport + 0x17) != 0x11) && (inb(wkport + 0x17) != 0x8e)) {
continue;
}
while (inb(tmport) != 0x8e)
while (inb(wkport + 0x17) != 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;
outb(0x06, wkport + 0x14);
outb(0x20, wkport + 0x18);
while ((inb(wkport + 0x1f) & 0x80) == 0) {
if ((inb(wkport + 0x1f) & 0x01) != 0) {
if ((m & dev->wide_id[c]) != 0) {
if ((m & dev->ultra_map[c]) != 0) {
outb(synuw[j++], tmport);
outb(synuw[j++], wkport + 0x19);
} else {
outb(synw[j++], tmport);
outb(synw[j++], wkport + 0x19);
}
} else {
if ((m & dev->ultra_map[c]) != 0) {
outb(synu[j++], tmport);
outb(synu[j++], wkport + 0x19);
} else {
outb(synn[j++], tmport);
outb(synn[j++], wkport + 0x19);
}
}
tmport += 0x06;
}
}
tmport -= 0x08;
while ((inb(tmport) & 0x80) == 0x00)
while ((inb(wkport + 0x17) & 0x80) == 0x00)
cpu_relax();
j = inb(tmport) & 0x0f;
j = inb(wkport + 0x17) & 0x0f;
if (j == 0x0f) {
goto phase_ins;
}
......@@ -3421,19 +3315,13 @@ static void is885(struct atp_unit *dev, unsigned int wkport,unsigned char c)
}
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;
}
outb(0x20, wkport + 0x18);
while ((inb(wkport + 0x1f) & 0x80) == 0x00) {
if ((inb(wkport + 0x1f) & 0x01) != 0x00)
outb(0x00, wkport + 0x19);
cpu_relax();
}
tmport -= 0x08;
j = inb(tmport);
j = inb(wkport + 0x17);
if (j == 0x85) {
goto tar_dcons;
}
......@@ -3449,26 +3337,20 @@ static void is885(struct atp_unit *dev, unsigned int wkport,unsigned char c)
}
continue;
phase_ins:
tmport = wkport + 0x14;
outb(0x06, tmport);
tmport += 0x04;
outb(0x20, tmport);
tmport += 0x07;
outb(0x06, wkport + 0x14);
outb(0x20, wkport + 0x18);
k = 0;
phase_ins1:
j = inb(tmport);
j = inb(wkport + 0x1f);
if ((j & 0x01) != 0x00) {
tmport -= 0x06;
mbuf[k++] = inb(tmport);
tmport += 0x06;
mbuf[k++] = inb(wkport + 0x19);
goto phase_ins1;
}
if ((j & 0x80) == 0x00) {
goto phase_ins1;
}
tmport -= 0x08;
while ((inb(tmport) & 0x80) == 0x00);
j = inb(tmport);
while ((inb(wkport + 0x17) & 0x80) == 0x00);
j = inb(wkport + 0x17);
if (j == 0x85) {
goto tar_dcons;
}
......@@ -3484,18 +3366,13 @@ static void is885(struct atp_unit *dev, unsigned int wkport,unsigned char c)
}
continue;
phase_cmds:
tmport = wkport + 0x10;
outb(0x30, tmport);
outb(0x30, wkport + 0x10);
tar_dcons:
tmport = wkport + 0x14;
outb(0x00, tmport);
tmport += 0x04;
outb(0x08, tmport);
tmport += 0x07;
while ((inb(tmport) & 0x80) == 0x00)
outb(0x00, wkport + 0x14);
outb(0x08, wkport + 0x18);
while ((inb(wkport + 0x1f) & 0x80) == 0x00)
cpu_relax();
tmport -= 0x08;
j = inb(tmport);
j = inb(wkport + 0x17);
if (j != 0x16) {
continue;
}
......@@ -3542,8 +3419,7 @@ static void is885(struct atp_unit *dev, unsigned int wkport,unsigned char c)
printk("dev->id[%2d][%2d].devsp = %2x\n",c,i,dev->id[c][i].devsp);
#endif
}
tmport = wkport + 0x16;
outb(0x80, tmport);
outb(0x80, wkport + 0x16);
}
module_init(atp870u_init);
......
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