105 …  int (*read)(unsigned bus, unsigned dev, unsigned func, pciaddr_t reg, void *data, unsigned size);
106 …int (*write)(unsigned bus, unsigned dev, unsigned func, pciaddr_t reg, const void *data, unsigned …
126 pci_system_x86_conf1_read(unsigned bus, unsigned dev, unsigned func, pciaddr_t reg, void *data, uns…  in pci_system_x86_conf1_read()  argument
132     if (bus >= 0x100 || dev >= 32 || func >= 8 || reg >= 0x100 || size > 4 || size == 3)  in pci_system_x86_conf1_read()
136     outl(0x80000000 | (bus << 16) | (dev << 11) | (func << 8) | (reg & ~3), 0xCF8);  in pci_system_x86_conf1_read()
161 pci_system_x86_conf1_write(unsigned bus, unsigned dev, unsigned func, pciaddr_t reg, const void *da…  in pci_system_x86_conf1_write()  argument
167     if (bus >= 0x100 || dev >= 32 || func >= 8 || reg >= 0x100 || size > 4 || size == 3)  in pci_system_x86_conf1_write()
171     outl(0x80000000 | (bus << 16) | (dev << 11) | (func << 8) | (reg & ~3), 0xCF8);  in pci_system_x86_conf1_write()
208 pci_system_x86_conf2_read(unsigned bus, unsigned dev, unsigned func, pciaddr_t reg, void *data, uns…  in pci_system_x86_conf2_read()  argument
213     if (bus >= 0x100 || dev >= 16 || func >= 8 || reg >= 0x100)  in pci_system_x86_conf2_read()
217     outb(bus, 0xCFA);  in pci_system_x86_conf2_read()
245 pci_system_x86_conf2_write(unsigned bus, unsigned dev, unsigned func, pciaddr_t reg, const void *da…  in pci_system_x86_conf2_write()  argument
250     if (bus >= 0x100 || dev >= 16 || func >= 8 || reg >= 0x100)  in pci_system_x86_conf2_write()
254     outb(bus, 0xCFA);  in pci_system_x86_conf2_write()
306 pci_nfuncs(struct pci_system_x86 *pci_sys_x86, int bus, int dev)  in pci_nfuncs()  argument
311     err = pci_sys_x86->read(bus, dev, 0, PCI_HDRTYPE, &hdr, sizeof(hdr));  in pci_nfuncs()
508 	err = pci_sys_x86->read(dev->bus, dev->dev, dev->func, offset, data, toread);  in pci_device_x86_read()
535 	err = pci_sys_x86->write(dev->bus, dev->dev, dev->func, offset, data, towrite);  in pci_device_x86_write()
587     int ret, bus, dev, ndevs, func, nfuncs;  in pci_system_x86_create()  local
613     for (bus = 0; bus < 256; bus++) {  in pci_system_x86_create()
615 	    nfuncs = pci_nfuncs(pci_sys_x86, bus, dev);  in pci_system_x86_create()
617 		if (pci_sys_x86->read(bus, dev, func, PCI_VENDOR_ID, &reg, sizeof(reg)) != 0)  in pci_system_x86_create()
637     for (bus = 0; bus < 256; bus++) {  in pci_system_x86_create()
639 	    nfuncs = pci_nfuncs(pci_sys_x86, bus, dev);  in pci_system_x86_create()
641 		if (pci_sys_x86->read(bus, dev, func, PCI_VENDOR_ID, &reg, sizeof(reg)) != 0)  in pci_system_x86_create()
647 		device->base.bus = bus;  in pci_system_x86_create()
653 		if (pci_sys_x86->read(bus, dev, func, PCI_CLASS, &reg, sizeof(reg)) != 0)  in pci_system_x86_create()
658 		if (pci_sys_x86->read(bus, dev, func, PCI_SUB_VENDOR_ID, &reg, sizeof(reg)) != 0)  in pci_system_x86_create()