CVMX_USBNX_DMA0_OUTB_CHN0
cvmx_read64_uint64(CVMX_USBNX_DMA0_OUTB_CHN0(usb->index) +
cvmx_write64_uint64(CVMX_USBNX_DMA0_OUTB_CHN0(usb->index) +
reg = CVMX_USBNX_DMA0_OUTB_CHN0(usb->index);