--- wikisrc/users/rkujawa/g-rex.mdwn 2012/07/04 18:22:09 1.1 +++ wikisrc/users/rkujawa/g-rex.mdwn 2012/07/04 18:24:04 1.2 @@ -1,7 +1,8 @@ [[!meta title="G-REX"]] Programming the G-REX PCI bridge -version 0 - THIS IS A WORK IN PROGRESS! + +document version 0 - THIS IS A WORK IN PROGRESS! # 0. Introduction @@ -27,7 +28,9 @@ Therefore G-REX does not need any specia G-REX is configured as multipie AutoConf boards. Confusingly, they all have the same vendor and product ID. 0xFFFA0000 - PCI I/O register space, 64KB. + 0xFFFC0000 - PCI configuration space, 128KB. + 0xFFFE0000 - Bridge configuration registers, 4kB. 0x80000000 - PCI memory space, variable size and number of boards, depending on cards installed.