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提交 3b30acf6 编写于 作者: O Ondrej Zary 提交者： Martin K. Petersen
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atp870u: Untangle tmport #5 

Untangle the tmport crap so it becomes obvious what ports are accessed.
Signed-off-by: NOndrej Zary <linux@rainbow-software.org>
Reviewed-by: NHannes Reinicke <hare@suse.de>
Acked-by: NChristoph Hellwig <hch@lst.de>
Signed-off-by: NMartin K. Petersen <martin.petersen@oracle.com>
上级 ea41ed60
隐藏空白更改
内联 并排
Showing with 173 addition and 297 deletion
drivers/scsi/atp870u.c
浏览文件 @ 3b30acf6
......@@ -1639,7 +1639,6 @@ static void is870(struct atp_unit *dev, unsigned int wkport)
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];
......@@ -1664,130 +1663,100 @@ static void is880(struct atp_unit *dev, unsigned int wkport)
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++);
outb(0x01, wkport + 0x5b);
outb(0x08, wkport + 0x41);
outb(0x7f, wkport + 0x42);
outb(satn[0], wkport + 0x43);
outb(satn[1], wkport + 0x44);
outb(satn[2], wkport + 0x45);
outb(satn[3], wkport + 0x46);
outb(satn[4], wkport + 0x47);
outb(satn[5], wkport + 0x48);
outb(0, wkport + 0x4f);
outb(dev->id[0][i].devsp, wkport + 0x51);
outb(0, wkport + 0x52);
outb(satn[6], wkport + 0x53);
outb(satn[7], wkport + 0x54);
j = i;
if ((j & 0x08) != 0) {
j = (j & 0x07) | 0x40;
}
outb(j, tmport);
tmport += 0x03;
outb(satn[8], tmport);
tmport += 0x07;
outb(j, wkport + 0x55);
outb(satn[8], wkport + 0x58);
while ((inb(tmport) & 0x80) == 0x00)
while ((inb(wkport + 0x5f) & 0x80) == 0x00)
cpu_relax();
tmport -= 0x08;
if (inb(tmport) != 0x11 && inb(tmport) != 0x8e)
if (inb(wkport + 0x57) != 0x11 && inb(wkport + 0x57) != 0x8e)
continue;
while (inb(tmport) != 0x8e)
while (inb(wkport + 0x57) != 0x8e)
cpu_relax();
dev->active_id[0] |= m;
tmport = wkport + 0x50;
outb(0x30, tmport);
tmport = wkport + 0x54;
outb(0x00, tmport);
outb(0x30, wkport + 0x50);
outb(0x00, wkport + 0x54);
phase_cmd:
tmport = wkport + 0x58;
outb(0x08, tmport);
tmport += 0x07;
outb(0x08, wkport + 0x58);
while ((inb(tmport) & 0x80) == 0x00)
while ((inb(wkport + 0x5f) & 0x80) == 0x00)
cpu_relax();
tmport -= 0x08;
j = inb(tmport);
j = inb(wkport + 0x57);
if (j != 0x16) {
tmport = wkport + 0x50;
outb(0x41, tmport);
outb(0x41, wkport + 0x50);
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;
outb(inqd[0], wkport + 0x43);
outb(inqd[1], wkport + 0x44);
outb(inqd[2], wkport + 0x45);
outb(inqd[3], wkport + 0x46);
outb(inqd[4], wkport + 0x47);
outb(inqd[5], wkport + 0x48);
outb(0, wkport + 0x4f);
outb(dev->id[0][i].devsp, wkport + 0x51);
outb(0, wkport + 0x52);
outb(inqd[6], wkport + 0x53);
outb(inqd[7], wkport + 0x54);
outb(inqd[8], wkport + 0x58);
while ((inb(tmport) & 0x80) == 0x00)
while ((inb(wkport + 0x5f) & 0x80) == 0x00)
cpu_relax();
tmport -= 0x08;
if (inb(tmport) != 0x11 && inb(tmport) != 0x8e)
if (inb(wkport + 0x57) != 0x11 && inb(wkport + 0x57) != 0x8e)
continue;
while (inb(tmport) != 0x8e)
while (inb(wkport + 0x57) != 0x8e)
cpu_relax();
tmport = wkport + 0x5b;
outb(0x00, tmport);
tmport = wkport + 0x58;
outb(0x08, tmport);
tmport += 0x07;
outb(0x00, wkport + 0x5b);
outb(0x08, wkport + 0x58);
j = 0;
rd_inq_data:
k = inb(tmport);
k = inb(wkport + 0x5f);
if ((k & 0x01) != 0) {
tmport -= 0x06;
mbuf[j++] = inb(tmport);
tmport += 0x06;
mbuf[j++] = inb(wkport + 0x59);
goto rd_inq_data;
}
if ((k & 0x80) == 0) {
goto rd_inq_data;
}
tmport -= 0x08;
j = inb(tmport);
j = inb(wkport + 0x57);
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)
outb(0x46, wkport + 0x50);
outb(0, wkport + 0x52);
outb(0, wkport + 0x53);
outb(0, wkport + 0x54);
outb(0x08, wkport + 0x58);
while ((inb(wkport + 0x5f) & 0x80) == 0x00)
cpu_relax();
tmport -= 0x08;
if (inb(tmport) != 0x16)
if (inb(wkport + 0x57) != 0x16)
goto sel_ok;
inq_ok:
......@@ -1810,58 +1779,43 @@ static void is880(struct atp_unit *dev, unsigned int wkport)
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)
outb(0x01, wkport + 0x5b);
outb(satn[0], wkport + 0x43);
outb(satn[1], wkport + 0x44);
outb(satn[2], wkport + 0x45);
outb(satn[3], wkport + 0x46);
outb(satn[4], wkport + 0x47);
outb(satn[5], wkport + 0x48);
outb(0, wkport + 0x4f);
outb(dev->id[0][i].devsp, wkport + 0x51);
outb(0, wkport + 0x52);
outb(satn[6], wkport + 0x53);
outb(satn[7], wkport + 0x54);
outb(satn[8], wkport + 0x58);
while ((inb(wkport + 0x5f) & 0x80) == 0x00)
cpu_relax();
tmport -= 0x08;
if (inb(tmport) != 0x11 && inb(tmport) != 0x8e)
if (inb(wkport + 0x57) != 0x11 && inb(wkport + 0x57) != 0x8e)
continue;
while (inb(tmport) != 0x8e)
while (inb(wkport + 0x57) != 0x8e)
cpu_relax();
try_u3:
j = 0;
tmport = wkport + 0x54;
outb(0x09, tmport);
tmport += 0x04;
outb(0x20, tmport);
tmport += 0x07;
outb(0x09, wkport + 0x54);
outb(0x20, wkport + 0x58);
while ((inb(tmport) & 0x80) == 0) {
if ((inb(tmport) & 0x01) != 0) {
tmport -= 0x06;
outb(u3[j++], tmport);
tmport += 0x06;
}
while ((inb(wkport + 0x5f) & 0x80) == 0) {
if ((inb(wkport + 0x5f) & 0x01) != 0)
outb(u3[j++], wkport + 0x59);
}
tmport -= 0x08;
while ((inb(tmport) & 0x80) == 0x00)
while ((inb(wkport + 0x57) & 0x80) == 0x00)
cpu_relax();
j = inb(tmport) & 0x0f;
j = inb(wkport + 0x57) & 0x0f;
if (j == 0x0f) {
goto u3p_in;
}
......@@ -1873,18 +1827,12 @@ static void is880(struct atp_unit *dev, unsigned int wkport)
}
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;
}
outb(0x20, wkport + 0x58);
while ((inb(wkport + 0x5f) & 0x80) == 0) {
if ((inb(wkport + 0x5f) & 0x01) != 0)
outb(0, wkport + 0x59);
}
tmport -= 0x08;
j = inb(tmport) & 0x0f;
j = inb(wkport + 0x57) & 0x0f;
if (j == 0x0f) {
goto u3p_in;
}
......@@ -1896,25 +1844,19 @@ static void is880(struct atp_unit *dev, unsigned int wkport)
}
continue;
u3p_in:
tmport = wkport + 0x54;
outb(0x09, tmport);
tmport += 0x04;
outb(0x20, tmport);
tmport += 0x07;
outb(0x09, wkport + 0x54);
outb(0x20, wkport + 0x58);
k = 0;
u3p_in1:
j = inb(tmport);
j = inb(wkport + 0x5f);
if ((j & 0x01) != 0) {
tmport -= 0x06;
mbuf[k++] = inb(tmport);
tmport += 0x06;
mbuf[k++] = inb(wkport + 0x59);
goto u3p_in1;
}
if ((j & 0x80) == 0x00) {
goto u3p_in1;
}
tmport -= 0x08;
j = inb(tmport) & 0x0f;
j = inb(wkport + 0x57) & 0x0f;
if (j == 0x0f) {
goto u3p_in;
}
......@@ -1926,19 +1868,14 @@ static void is880(struct atp_unit *dev, unsigned int wkport)
}
continue;
u3p_cmd:
tmport = wkport + 0x50;
outb(0x30, tmport);
tmport = wkport + 0x54;
outb(0x00, tmport);
tmport += 0x04;
outb(0x08, tmport);
tmport += 0x07;
outb(0x30, wkport + 0x50);
outb(0x00, wkport + 0x54);
outb(0x08, wkport + 0x58);
while ((inb(tmport) & 0x80) == 0x00)
while ((inb(wkport + 0x5f) & 0x80) == 0x00)
cpu_relax();
tmport -= 0x08;
j = inb(tmport);
j = inb(wkport + 0x57);
if (j != 0x16) {
if (j == 0x4e) {
goto u3p_out;
......@@ -1962,56 +1899,42 @@ static void is880(struct atp_unit *dev, unsigned int wkport)
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)
outb(0x01, wkport + 0x5b);
outb(satn[0], wkport + 0x43);
outb(satn[1], wkport + 0x44);
outb(satn[2], wkport + 0x45);
outb(satn[3], wkport + 0x46);
outb(satn[4], wkport + 0x47);
outb(satn[5], wkport + 0x48);
outb(0, wkport + 0x4f);
outb(dev->id[0][i].devsp, wkport + 0x51);
outb(0, wkport + 0x52);
outb(satn[6], wkport + 0x53);
outb(satn[7], wkport + 0x54);
outb(satn[8], wkport + 0x58);
while ((inb(wkport + 0x5f) & 0x80) == 0x00)
cpu_relax();
tmport -= 0x08;
if (inb(tmport) != 0x11 && inb(tmport) != 0x8e)
if (inb(wkport + 0x57) != 0x11 && inb(wkport + 0x57) != 0x8e)
continue;
while (inb(tmport) != 0x8e)
while (inb(wkport + 0x57) != 0x8e)
cpu_relax();
try_wide:
j = 0;
tmport = wkport + 0x54;
outb(0x05, tmport);
tmport += 0x04;
outb(0x20, tmport);
tmport += 0x07;
outb(0x05, wkport + 0x54);
outb(0x20, wkport + 0x58);
while ((inb(tmport) & 0x80) == 0) {
if ((inb(tmport) & 0x01) != 0) {
tmport -= 0x06;
outb(wide[j++], tmport);
tmport += 0x06;
}
while ((inb(wkport + 0x5f) & 0x80) == 0) {
if ((inb(wkport + 0x5f) & 0x01) != 0)
outb(wide[j++], wkport + 0x59);
}
tmport -= 0x08;
while ((inb(tmport) & 0x80) == 0x00)
while ((inb(wkport + 0x57) & 0x80) == 0x00)
cpu_relax();
j = inb(tmport) & 0x0f;
j = inb(wkport + 0x57) & 0x0f;
if (j == 0x0f) {
goto widep_in;
}
......@@ -2023,18 +1946,12 @@ static void is880(struct atp_unit *dev, unsigned int wkport)
}
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;
}
outb(0x20, wkport + 0x58);
while ((inb(wkport + 0x5f) & 0x80) == 0) {
if ((inb(wkport + 0x5f) & 0x01) != 0)
outb(0, wkport + 0x59);
}
tmport -= 0x08;
j = inb(tmport) & 0x0f;
j = inb(wkport + 0x57) & 0x0f;
if (j == 0x0f) {
goto widep_in;
}
......@@ -2046,25 +1963,19 @@ static void is880(struct atp_unit *dev, unsigned int wkport)
}
continue;
widep_in:
tmport = wkport + 0x54;
outb(0xff, tmport);
tmport += 0x04;
outb(0x20, tmport);
tmport += 0x07;
outb(0xff, wkport + 0x54);
outb(0x20, wkport + 0x58);
k = 0;
widep_in1:
j = inb(tmport);
j = inb(wkport + 0x5f);
if ((j & 0x01) != 0) {
tmport -= 0x06;
mbuf[k++] = inb(tmport);
tmport += 0x06;
mbuf[k++] = inb(wkport + 0x59);
goto widep_in1;
}
if ((j & 0x80) == 0x00) {
goto widep_in1;
}
tmport -= 0x08;
j = inb(tmport) & 0x0f;
j = inb(wkport + 0x57) & 0x0f;
if (j == 0x0f) {
goto widep_in;
}
......@@ -2076,19 +1987,14 @@ static void is880(struct atp_unit *dev, unsigned int wkport)
}
continue;
widep_cmd:
tmport = wkport + 0x50;
outb(0x30, tmport);
tmport = wkport + 0x54;
outb(0x00, tmport);
tmport += 0x04;
outb(0x08, tmport);
tmport += 0x07;
outb(0x30, wkport + 0x50);
outb(0x00, wkport + 0x54);
outb(0x08, wkport + 0x58);
while ((inb(tmport) & 0x80) == 0x00)
while ((inb(wkport + 0x5f) & 0x80) == 0x00)
cpu_relax();
tmport -= 0x08;
j = inb(tmport);
j = inb(wkport + 0x57);
if (j != 0x16) {
if (j == 0x4e) {
goto widep_out;
......@@ -2129,73 +2035,60 @@ static void is880(struct atp_unit *dev, unsigned int wkport)
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)
outb(j, wkport + 0x5b);
outb(satn[0], wkport + 0x43);
outb(satn[1], wkport + 0x44);
outb(satn[2], wkport + 0x45);
outb(satn[3], wkport + 0x46);
outb(satn[4], wkport + 0x47);
outb(satn[5], wkport + 0x48);
outb(0, wkport + 0x4f);
outb(dev->id[0][i].devsp, wkport + 0x51);
outb(0, wkport + 0x52);
outb(satn[6], wkport + 0x53);
outb(satn[7], wkport + 0x54);
outb(satn[8], wkport + 0x58);
while ((inb(wkport + 0x5f) & 0x80) == 0x00)
cpu_relax();
tmport -= 0x08;
if ((inb(tmport) != 0x11) && (inb(tmport) != 0x8e)) {
if ((inb(wkport + 0x57) != 0x11) && (inb(wkport + 0x57) != 0x8e)) {
continue;
}
while (inb(tmport) != 0x8e)
while (inb(wkport + 0x57) != 0x8e)
cpu_relax();
try_sync:
j = 0;
tmport = wkport + 0x54;
outb(0x06, tmport);
tmport += 0x04;
outb(0x20, tmport);
tmport += 0x07;
outb(0x06, wkport + 0x54);
outb(0x20, wkport + 0x58);
while ((inb(tmport) & 0x80) == 0) {
if ((inb(tmport) & 0x01) != 0) {
tmport -= 0x06;
while ((inb(wkport + 0x5f) & 0x80) == 0) {
if ((inb(wkport + 0x5f) & 0x01) != 0) {
if ((m & dev->wide_id[0]) != 0) {
if ((m & dev->ultra_map[0]) != 0) {
outb(synuw[j++], tmport);
outb(synuw[j++], wkport + 0x59);
} else {
outb(synw[j++], tmport);
outb(synw[j++], wkport + 0x59);
}
} else {
if ((m & dev->ultra_map[0]) != 0) {
outb(synu[j++], tmport);
outb(synu[j++], wkport + 0x59);
} else {
outb(synn[j++], tmport);
outb(synn[j++], wkport + 0x59);
}
}
tmport += 0x06;
}
}
tmport -= 0x08;
while ((inb(tmport) & 0x80) == 0x00)
while ((inb(wkport + 0x57) & 0x80) == 0x00)
cpu_relax();
j = inb(tmport) & 0x0f;
j = inb(wkport + 0x57) & 0x0f;
if (j == 0x0f) {
goto phase_ins;
}
......@@ -2207,18 +2100,12 @@ static void is880(struct atp_unit *dev, unsigned int wkport)
}
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;
}
outb(0x20, wkport + 0x58);
while ((inb(wkport + 0x5f) & 0x80) == 0x00) {
if ((inb(wkport + 0x5f) & 0x01) != 0x00)
outb(0x00, wkport + 0x59);
}
tmport -= 0x08;
j = inb(tmport);
j = inb(wkport + 0x57);
if (j == 0x85) {
goto tar_dcons;
}
......@@ -2234,29 +2121,23 @@ static void is880(struct atp_unit *dev, unsigned int wkport)
}
continue;
phase_ins:
tmport = wkport + 0x54;
outb(0x06, tmport);
tmport += 0x04;
outb(0x20, tmport);
tmport += 0x07;
outb(0x06, wkport + 0x54);
outb(0x20, wkport + 0x58);
k = 0;
phase_ins1:
j = inb(tmport);
j = inb(wkport + 0x5f);
if ((j & 0x01) != 0x00) {
tmport -= 0x06;
mbuf[k++] = inb(tmport);
tmport += 0x06;
mbuf[k++] = inb(wkport + 0x59);
goto phase_ins1;
}
if ((j & 0x80) == 0x00) {
goto phase_ins1;
}
tmport -= 0x08;
while ((inb(tmport) & 0x80) == 0x00)
while ((inb(wkport + 0x57) & 0x80) == 0x00)
cpu_relax();
j = inb(tmport);
j = inb(wkport + 0x57);
if (j == 0x85) {
goto tar_dcons;
}
......@@ -2272,20 +2153,15 @@ static void is880(struct atp_unit *dev, unsigned int wkport)
}
continue;
phase_cmds:
tmport = wkport + 0x50;
outb(0x30, tmport);
outb(0x30, wkport + 0x50);
tar_dcons:
tmport = wkport + 0x54;
outb(0x00, tmport);
tmport += 0x04;
outb(0x08, tmport);
tmport += 0x07;
outb(0x00, wkport + 0x54);
outb(0x08, wkport + 0x58);
while ((inb(tmport) & 0x80) == 0x00)
while ((inb(wkport + 0x5f) & 0x80) == 0x00)
cpu_relax();
tmport -= 0x08;
j = inb(tmport);
j = inb(wkport + 0x57);
if (j != 0x16) {
continue;
}
......
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