diff options
| author | Alexander Yurchenko <grange@cvs.openbsd.org> | 2006-09-30 15:53:50 +0000 |
|---|---|---|
| committer | Alexander Yurchenko <grange@cvs.openbsd.org> | 2006-09-30 15:53:50 +0000 |
| commit | e80b247dd0bf8da4e9fd422e795604e232578765 (patch) | |
| tree | 188ca3e7589fe3d6cfb207d0acf435290c40b1f8 /sys/dev/usb | |
| parent | 2acf996510d3ade5b4264df641852177b08779bf (diff) | |
Implement match rom command.
Diffstat (limited to 'sys/dev/usb')
| -rw-r--r-- | sys/dev/usb/uow.c | 22 |
1 files changed, 21 insertions, 1 deletions
diff --git a/sys/dev/usb/uow.c b/sys/dev/usb/uow.c index 9f7b42e1cae..b8c638bbed6 100644 --- a/sys/dev/usb/uow.c +++ b/sys/dev/usb/uow.c @@ -1,4 +1,4 @@ -/* $OpenBSD: uow.c,v 1.12 2006/09/30 11:24:58 grange Exp $ */ +/* $OpenBSD: uow.c,v 1.13 2006/09/30 15:53:49 grange Exp $ */ /* * Copyright (c) 2006 Alexander Yurchenko <grange@openbsd.org> @@ -26,6 +26,7 @@ #include <sys/kernel.h> #include <sys/proc.h> +#include <dev/onewire/onewirereg.h> #include <dev/onewire/onewirevar.h> #include <dev/usb/usb.h> @@ -72,6 +73,7 @@ Static int uow_ow_read_byte(void *); Static void uow_ow_write_byte(void *, int); Static void uow_ow_read_block(void *, void *, int); Static void uow_ow_write_block(void *, const void *, int); +Static void uow_ow_matchrom(void *, u_int64_t); Static int uow_cmd(struct uow_softc *, int, int, int); #define uow_ctlcmd(s, c, p) uow_cmd((s), DS2490_CONTROL_CMD, (c), (p)) @@ -200,6 +202,7 @@ USB_ATTACH(uow) sc->sc_ow_bus.bus_write_byte = uow_ow_write_byte; sc->sc_ow_bus.bus_read_block = uow_ow_read_block; sc->sc_ow_bus.bus_write_block = uow_ow_write_block; + sc->sc_ow_bus.bus_matchrom = uow_ow_matchrom; bzero(&oba, sizeof(oba)); oba.oba_bus = &sc->sc_ow_bus; @@ -346,6 +349,23 @@ uow_ow_write_block(void *arg, const void *buf, int len) return; } +Static void +uow_ow_matchrom(void *arg, u_int64_t rom) +{ + struct uow_softc *sc = arg; + u_int8_t buf[8]; + int i; + + for (i = 0; i < 8; i++) + buf[i] = (rom >> (i * 8)) & 0xff; + + if (uow_write(sc, buf, 8) != 0) + return; + if (uow_commcmd(sc, DS2490_COMM_MATCH_ACCESS | DS2490_BIT_IM, + ONEWIRE_CMD_MATCH_ROM) != 0) + return; +} + Static int uow_cmd(struct uow_softc *sc, int type, int cmd, int param) { |