Lines Matching refs:PCI
15 select PCI
58 bool "IXP4xx legacy PCI driver support"
59 depends on PCI
61 Selects legacy PCI driver.
65 bool "Use indirect PCI memory access"
68 IXP4xx provides two methods of accessing PCI memory space:
71 To access PCI via this space, we simply ioremap() the BAR
74 limits the system to just 64MB of PCI memory. This can be
78 configured to use indirect registers to access the whole PCI
81 is that every PCI access requires three local register accesses
83 acceptable. In addition, you cannot mmap() PCI devices in this
84 case due to the indirect nature of the PCI window.