Transcription of Linux-PCI Support Programming PCI-Devices …
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Linux-PCI Support Programming PCI-Devices …
Intendedtobea ..PCI-BridgePCI-BusPCI#0 PCI#nPCI#1 Figure1:TheArchitectureofthePCIS ubsystemThePeripheralComponentInterconne ct-Bus(PCI)todayis presentina widevarietyof thecom-pleteseparationof , specialcasesonlyonestartad-dressis transferredfollowedbya determinetheaddressforeachsingledata-wor dthePCI-BridgeandthePCI-Adapterincrement internalcounters, burst cy-clespeedsupthetransfersigni cantly(upto266 Mbyte/secfora 64bitdata-transfer).Thankstotheintellige nthandlingof schematicviewof thePCIsubsystemis usea Memoryforcon beplacedin therightplaces,soIRQor addresscon ictsarenolongera commonlyknownasPlug& ( ) linux -PCIS upportFirstContactwiththePCIsubsystemTo getanimpressionhowlinuxseesthePCIbusinyo urcomputertrygettingthePCIbuscon gurationfromthekernelwithcat /proc/pci.
Linux-PCI Support Programming PCI-Devices under Linux by Claus Schroeter (clausi@chemie.fu-berlin.de) Abstract This document is intended to be a short tutorial about PCI Programming under
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