Am Donnerstag, 4. Oktober 2007 schrieb yogeshwar sonawane: > Hello all, > > For accessing memory-mapped 64bit-BAR regions of a PCI card, the > respective BAR regions has to be made accessible to the kernel using > ioremap() function. Then readl()/writel() can be used on the address > returned by ioremap().
You should use pci_iomap() to get an access pointer to the BAR. After this you can access the memory with ioread*() and iowrite*(). See "man pci_iomap(9)" if you build kernel manpages. Greetings, Eike
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