18 	(0x80000000 | ((reg & 0xF00) << 16) | (bus << 16) \
19 	| (devfn << 8) | (reg & 0xFC))
33 	outl(PCI_CONF1_ADDRESS(bus, devfn, reg), 0xCF8);  in pci_conf1_read()
37 		*value = inb(0xCFC + (reg & 3));  in pci_conf1_read()
40 		*value = inw(0xCFC + (reg & 2));  in pci_conf1_read()
43 		*value = inl(0xCFC);  in pci_conf1_read()
49 	return 0;  in pci_conf1_read()
62 	outl(PCI_CONF1_ADDRESS(bus, devfn, reg), 0xCF8);  in pci_conf1_write()
66 		outb((u8)value, 0xCFC + (reg & 3));  in pci_conf1_write()
69 		outw((u16)value, 0xCFC + (reg & 2));  in pci_conf1_write()
72 		outl((u32)value, 0xCFC);  in pci_conf1_write()
78 	return 0;  in pci_conf1_write()
93 #define PCI_CONF2_ADDRESS(dev, reg)	(u16)(0xC000 | (dev << 8) | reg)
110 	if (dev & 0x10)   in pci_conf2_read()
115 	outb((u8)(0xF0 | (fn << 1)), 0xCF8);  in pci_conf2_read()
116 	outb((u8)bus, 0xCFA);  in pci_conf2_read()
130 	outb(0, 0xCF8);  in pci_conf2_read()
134 	return 0;  in pci_conf2_read()
150 	if (dev & 0x10)   in pci_conf2_write()
155 	outb((u8)(0xF0 | (fn << 1)), 0xCF8);  in pci_conf2_write()
156 	outb((u8)bus, 0xCFA);  in pci_conf2_write()
170 	outb(0, 0xCF8);      in pci_conf2_write()
174 	return 0;  in pci_conf2_write()
197 	u32 x = 0;  in pci_sanity_check()
203 	   This handles machines that don't have anything on PCI Bus 0. */  in pci_sanity_check()
207 	for (devfn = 0; devfn < 0x100; devfn++) {  in pci_sanity_check()
208 		if (o->read(0, 0, devfn, PCI_CLASS_DEVICE, 2, &x))  in pci_sanity_check()
213 		if (o->read(0, 0, devfn, PCI_VENDOR_ID, 2, &x))  in pci_sanity_check()
220 	return 0;  in pci_sanity_check()
227 	int works = 0;  in pci_check_type1()
231 	outb(0x01, 0xCFB);  in pci_check_type1()
232 	tmp = inl(0xCF8);  in pci_check_type1()
233 	outl(0x80000000, 0xCF8);  in pci_check_type1()
234 	if (inl(0xCF8) == 0x80000000 && pci_sanity_check(&pci_direct_conf1)) {  in pci_check_type1()
237 	outl(tmp, 0xCF8);  in pci_check_type1()
246 	int works = 0;  in pci_check_type2()
250 	outb(0x00, 0xCFB);  in pci_check_type2()
251 	outb(0x00, 0xCF8);  in pci_check_type2()
252 	outb(0x00, 0xCFA);  in pci_check_type2()
253 	if (inb(0xCF8) == 0x00 && inb(0xCFA) == 0x00 &&  in pci_check_type2()
265 	if (type == 0)  in pci_direct_init()
285 	if ((pci_probe & PCI_PROBE_CONF1) == 0)  in pci_direct_probe()
287 	if (!request_region(0xCF8, 8, "PCI conf1"))  in pci_direct_probe()
295 	release_region(0xCF8, 8);  in pci_direct_probe()
298 	if ((pci_probe & PCI_PROBE_CONF2) == 0)  in pci_direct_probe()
299 		return 0;  in pci_direct_probe()
300 	if (!request_region(0xCF8, 4, "PCI conf2"))  in pci_direct_probe()
301 		return 0;  in pci_direct_probe()
302 	if (!request_region(0xC000, 0x1000, "PCI conf2"))  in pci_direct_probe()
311 	release_region(0xC000, 0x1000);  in pci_direct_probe()
313 	release_region(0xCF8, 4);  in pci_direct_probe()
314 	return 0;  in pci_direct_probe()