PLX_INTCSR
plx_acc = hc->plx_membase + PLX_INTCSR;
plx_acc = hc->plx_membase + PLX_INTCSR;
plx_acc = hc->plx_membase + PLX_INTCSR;
iowrite32(0x0, card->conf_addr + PLX_INTCSR);
val = ioread32(card->conf_addr + PLX_INTCSR);
iowrite32(val, card->conf_addr + PLX_INTCSR);