HelenOS sources

CMD_PIO_READ_32   123 kernel/generic/src/ipc/irq.c 		case CMD_PIO_READ_32:
CMD_PIO_READ_32   466 kernel/generic/src/ipc/irq.c 		case CMD_PIO_READ_32:
CMD_PIO_READ_32   121 uspace/drv/audio/hdaudio/hdaudio.c 		.cmd = CMD_PIO_READ_32,
CMD_PIO_READ_32    72 uspace/drv/block/ahci/ahci.c 		.cmd = CMD_PIO_READ_32, \
CMD_PIO_READ_32    90 uspace/drv/block/ahci/ahci.c 		.cmd = CMD_PIO_READ_32, \
CMD_PIO_READ_32   145 uspace/drv/block/ddisk/ddisk.c 		.cmd = CMD_PIO_READ_32,
CMD_PIO_READ_32    67 uspace/drv/bus/usb/ehci/hc.c 		.cmd = CMD_PIO_READ_32,
CMD_PIO_READ_32    68 uspace/drv/bus/usb/ohci/hc.c 		.cmd = CMD_PIO_READ_32,
CMD_PIO_READ_32   314 uspace/drv/bus/usb/xhci/hc.c 		.cmd = CMD_PIO_READ_32,
CMD_PIO_READ_32   330 uspace/drv/bus/usb/xhci/hc.c 		.cmd = CMD_PIO_READ_32,
CMD_PIO_READ_32   165 uspace/drv/char/pl011/pl011.c 		.cmd = CMD_PIO_READ_32,
CMD_PIO_READ_32   183 uspace/drv/char/pl011/pl011.c 		.cmd = CMD_PIO_READ_32,
CMD_PIO_READ_32   253 uspace/drv/nic/e1k/e1k.c 		.cmd = CMD_PIO_READ_32,