K 10 svn:author V 3 ian K 8 svn:date V 27 2014-05-13T16:59:50.670938Z K 7 svn:log V 444 MFC r256814, r256816, r256818, r256846, r256855, r256864 (by nwhitehorn): - Handle 2GB of ram - Allow the OFW interrupt mapping code to work with PCI devices not enumerated by Open Firmware, as in the case of FDT. - Provide an interface for PCI bus drivers that need some of ofw_pci's metadata during attach. - Use standard ofw_bus helpers instead of reinventing the wheel. - Make hard-wired TLB allocations be at minimum one page. END