atp870u.c

来自「linux 内核源代码」· C语言 代码 · 共 2,946 行 · 第 1/5 页

		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 {