NRDYENB
r8a66597_write(r8a66597, 0, NRDYENB);
enable_pipe_irq(r8a66597, pipenum, NRDYENB)
disable_pipe_irq(r8a66597, pipenum, NRDYENB)
& r8a66597_read(r8a66597, NRDYENB);
r8a66597_write(r8a66597, 0, NRDYENB);
enable_pipe_irq(r8a66597, pipenum, NRDYENB)
disable_pipe_irq(r8a66597, pipenum, NRDYENB)