• Jan Glauber's avatar
    s390/pci: base support · cd248341
    Jan Glauber authored
    
    
    Add PCI support for s390, (only 64 bit mode is supported by hardware):
    - PCI facility tests
    - PCI instructions: pcilg, pcistg, pcistb, stpcifc, mpcifc, rpcit
    - map readb/w/l/q and writeb/w/l/q to pcilg and pcistg instructions
    - pci_iomap implementation
    - memcpy_fromio/toio
    - pci_root_ops using special pcilg/pcistg
    - device, bus and domain allocation
    
    Signed-off-by: default avatarJan Glauber <jang@linux.vnet.ibm.com>
    Signed-off-by: default avatarMartin Schwidefsky <schwidefsky@de.ibm.com>
    cd248341