42 	int (*get)(struct pci_dev *router, struct pci_dev *dev, int pirq);
43 	int (*set)(struct pci_dev *router, struct pci_dev *dev, int pirq, int new);
159 static int pirq_ali_get(struct pci_dev *router, struct pci_dev *dev, int pirq)  in pirq_ali_get()  argument
163 	return irqmap[read_config_nybble(router, 0x48, pirq-1)];  in pirq_ali_get()
166 static int pirq_ali_set(struct pci_dev *router, struct pci_dev *dev, int pirq, int irq)  in pirq_ali_set()  argument
172 		write_config_nybble(router, 0x48, pirq-1, val);  in pirq_ali_set()
182 static int pirq_piix_get(struct pci_dev *router, struct pci_dev *dev, int pirq)  in pirq_piix_get()  argument
186 	pci_read_config_byte(router, pirq, &x);  in pirq_piix_get()
190 static int pirq_piix_set(struct pci_dev *router, struct pci_dev *dev, int pirq, int irq)  in pirq_piix_set()  argument
192 	pci_write_config_byte(router, pirq, irq);  in pirq_piix_set()
200 static int pirq_via_get(struct pci_dev *router, struct pci_dev *dev, int pirq)  in pirq_via_get()  argument
202 	return read_config_nybble(router, 0x55, pirq);  in pirq_via_get()
205 static int pirq_via_set(struct pci_dev *router, struct pci_dev *dev, int pirq, int irq)  in pirq_via_set()  argument
207 	write_config_nybble(router, 0x55, pirq, irq);  in pirq_via_set()
215 static int pirq_opti_get(struct pci_dev *router, struct pci_dev *dev, int pirq)  in pirq_opti_get()  argument
217 	return read_config_nybble(router, 0xb8, pirq >> 4);  in pirq_opti_get()
220 static int pirq_opti_set(struct pci_dev *router, struct pci_dev *dev, int pirq, int irq)  in pirq_opti_set()  argument
222 	write_config_nybble(router, 0xb8, pirq >> 4, irq);  in pirq_opti_set()
229 static int pirq_cyrix_get(struct pci_dev *router, struct pci_dev *dev, int pirq)  in pirq_cyrix_get()  argument
231 	return read_config_nybble(router, 0x5C, pirq-1);  in pirq_cyrix_get()
234 static int pirq_cyrix_set(struct pci_dev *router, struct pci_dev *dev, int pirq, int irq)  in pirq_cyrix_set()  argument
236 	write_config_nybble(router, 0x5C, pirq-1, irq);  in pirq_cyrix_set()
276 static int pirq_sis_get(struct pci_dev *router, struct pci_dev *dev, int pirq)  in pirq_sis_get()  argument
279 	int reg = pirq;  in pirq_sis_get()
281 	switch(pirq) {  in pirq_sis_get()
304 			printk(KERN_INFO "SiS router pirq escape (%d)\n", pirq);  in pirq_sis_get()
310 static int pirq_sis_set(struct pci_dev *router, struct pci_dev *dev, int pirq, int irq)  in pirq_sis_set()  argument
313 	int reg = pirq;  in pirq_sis_set()
315 	switch(pirq) {  in pirq_sis_set()
338 			printk(KERN_INFO "SiS router pirq escape (%d)\n", pirq);  in pirq_sis_set()
354 static int pirq_vlsi_get(struct pci_dev *router, struct pci_dev *dev, int pirq)  in pirq_vlsi_get()  argument
356 	if (pirq > 8) {  in pirq_vlsi_get()
357 		printk(KERN_INFO "VLSI router pirq escape (%d)\n", pirq);  in pirq_vlsi_get()
360 	return read_config_nybble(router, 0x74, pirq-1);  in pirq_vlsi_get()
363 static int pirq_vlsi_set(struct pci_dev *router, struct pci_dev *dev, int pirq, int irq)  in pirq_vlsi_set()  argument
365 	if (pirq > 8) {  in pirq_vlsi_set()
366 		printk(KERN_INFO "VLSI router pirq escape (%d)\n", pirq);  in pirq_vlsi_set()
369 	write_config_nybble(router, 0x74, pirq-1, irq);  in pirq_vlsi_set()
384 static int pirq_serverworks_get(struct pci_dev *router, struct pci_dev *dev, int pirq)  in pirq_serverworks_get()  argument
386 	outb_p(pirq, 0xc00);  in pirq_serverworks_get()
390 static int pirq_serverworks_set(struct pci_dev *router, struct pci_dev *dev, int pirq, int irq)  in pirq_serverworks_set()  argument
392 	outb_p(pirq, 0xc00);  in pirq_serverworks_set()
405 static int pirq_amd756_get(struct pci_dev *router, struct pci_dev *dev, int pirq)  in pirq_amd756_get()  argument
409 	if (pirq <= 4)  in pirq_amd756_get()
411 		irq = read_config_nybble(router, 0x56, pirq - 1);  in pirq_amd756_get()
414 		dev->vendor, dev->device, pirq, irq);  in pirq_amd756_get()
418 static int pirq_amd756_set(struct pci_dev *router, struct pci_dev *dev, int pirq, int irq)  in pirq_amd756_set()  argument
421 		dev->vendor, dev->device, pirq, irq);  in pirq_amd756_set()
422 	if (pirq <= 4)  in pirq_amd756_set()
424 		write_config_nybble(router, 0x56, pirq - 1, irq);  in pirq_amd756_set()
431 static int pirq_bios_set(struct pci_dev *router, struct pci_dev *dev, int pirq, int irq)  in pirq_bios_set()  argument
540 	int i, pirq, newirq;  in pcibios_lookup_irq()  local
564 	pirq = info->irq[pin].link;  in pcibios_lookup_irq()
566 	if (!pirq) {  in pcibios_lookup_irq()
570 	DBG(" -> PIRQ %02x, mask %04x, excl %04x", pirq, mask, pirq_table->exclusive_irqs);  in pcibios_lookup_irq()
592 	if ((pirq & 0xf0) == 0xf0) {  in pcibios_lookup_irq()
593 		irq = pirq & 0xf;  in pcibios_lookup_irq()
596 	} else if (r->get && (irq = r->get(pirq_router_dev, dev, pirq))) {  in pcibios_lookup_irq()
601 		if (r->set(pirq_router_dev, dev, pirq, newirq)) {  in pcibios_lookup_irq()
628 		if (info->irq[pin].link == pirq) {  in pcibios_lookup_irq()